[ 520.491938][ T31] audit: type=1400 audit(520.430:56): avc: denied { read write } for pid=3097 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 520.495907][ T31] audit: type=1400 audit(520.440:57): avc: denied { open } for pid=3097 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:16963' (ED25519) to the list of known hosts. [ 552.287896][ T31] audit: type=1400 audit(552.230:58): avc: denied { execute } for pid=3110 comm="sh" name="syz-executor4213965489" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 552.290553][ T31] audit: type=1400 audit(552.230:59): avc: denied { execute_no_trans } for pid=3110 comm="sh" path="/syz-executor4213965489" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 552.327947][ T31] audit: type=1400 audit(552.270:60): avc: denied { execmem } for pid=3110 comm="syz-executor421" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 552.338912][ T31] audit: type=1400 audit(552.280:61): avc: denied { prog_load } for pid=3111 comm="syz-executor421" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 552.339839][ T31] audit: type=1400 audit(552.280:62): avc: denied { bpf } for pid=3111 comm="syz-executor421" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 552.341459][ T31] audit: type=1400 audit(552.280:63): avc: denied { perfmon } for pid=3111 comm="syz-executor421" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 552.354549][ T31] audit: type=1400 audit(552.290:64): avc: denied { prog_run } for pid=3111 comm="syz-executor421" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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 [ 1324.066056][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.082309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.095755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.096888][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.101731][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.123004][ T32] Call trace: [ 1324.126397][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.139042][ T32] r10:829187f4 r9:df83dd84 r8:00000002 r7:60000013 r6:df83dd8c r5:8323e000 [ 1324.144009][ T32] r4:8323e000 [ 1324.158487][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.171650][ T32] r5:8323e000 r4:829187f0 [ 1324.175781][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.185354][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.186854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.187927][ T32] r4:00000000 [ 1324.188634][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.205533][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.215883][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.216078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f1b40 [ 1324.217456][ T32] r4:00000000 [ 1324.220012][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.223713][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.228050][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.228483][ T32] r5:00001000 r4:eaf33000 [ 1324.228687][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.228954][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.229243][ T32] r5:859d0f8c r4:859d0c00 [ 1324.229436][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.229692][ T32] r7:dddced40 r6:83018000 r5:859d0f8c r4:830b8400 [ 1324.229871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.230131][ T32] r10:61c88647 r9:8323e000 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.230317][ T32] r4:830b8400 [ 1324.230537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.230788][ T32] r10:00000000 r9:830b8400 r8:8027ecf4 r7:df819e48 r6:830b8480 r5:8323e000 [ 1324.230998][ T32] r4:00000001 [ 1324.231187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.231547][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.234375][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.253656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.255040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.256107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.257201][ T32] r4:830b7180 [ 1324.258929][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.260361][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.263117][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.265993][ T32] Call trace: [ 1324.266947][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.271740][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.275838][ T32] r4:00000000 [ 1324.276480][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.277525][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.278338][ T32] dd20: 95439000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.279249][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.280163][ T32] dd60: 80000013 ffffffff [ 1324.280888][ T32] r5:80000013 r4:80239bb0 [ 1324.281563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.282606][ T32] r4:82ac21e4 [ 1324.283244][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.284272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.296407][ T32] r4:e46fddc0 [ 1324.296741][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.297001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.297209][ T32] r4:00000000 [ 1324.297380][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.297622][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.297812][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.298047][ T32] r5:00001000 r4:e042b000 [ 1324.298221][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.298438][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.298666][ T32] r5:8502278c r4:85022400 [ 1324.298832][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.299068][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.299248][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.299489][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.299659][ T32] r4:84753d00 [ 1324.299823][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.300054][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.300233][ T32] r4:00000001 [ 1324.300398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.300607][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.300797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.300984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.301188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.301382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.301557][ T32] r4:844bb340 [ 1324.302241][ T32] INFO: task kworker/1:2:95 blocked for more than 450 seconds. [ 1324.302463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.302653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.302828][ T32] task:kworker/1:2 state:D stack:0 pid:95 tgid:95 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.303197][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.303536][ T32] Call trace: [ 1324.303832][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.304068][ T32] r10:829187f4 r9:df9b5d84 r8:00000002 r7:60000013 r6:df9b5d8c r5:83300c00 [ 1324.304278][ T32] r4:83300c00 [ 1324.304460][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.327986][ T32] r5:83300c00 r4:829187f0 [ 1324.328753][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.329931][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.330955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 [ 1324.332163][ T32] r4:00000000 [ 1324.332864][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.335172][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.336163][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.337027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ca40 [ 1324.337969][ T32] r4:00000000 [ 1324.338574][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.339628][ T32] r9:83018205 r8:83300c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.345578][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346563][ T32] r5:00001000 r4:dfb4f000 [ 1324.347307][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.348225][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.349214][ T32] r5:84bb238c r4:84bb2000 [ 1324.349823][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.350943][ T32] r7:ddde2d40 r6:83018200 r5:84bb238c r4:832bd900 [ 1324.351705][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.352719][ T32] r10:61c88647 r9:83300c00 r8:832bd92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.353670][ T32] r4:832bd900 [ 1324.354261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.355654][ T32] r10:00000000 r9:832bd900 r8:8027ecf4 r7:df879e60 r6:832bd980 r5:83300c00 [ 1324.356573][ T32] r4:00000001 [ 1324.357211][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.363669][ T32] Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) [ 1324.365868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.366819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.368615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.369724][ T32] r4:832c2780 [ 1324.371177][ T32] INFO: task kworker/1:2:95 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.372347][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.374439][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.384249][ T32] Call trace: [ 1324.385897][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.386992][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.387959][ T32] r4:00000000 [ 1324.388563][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.389937][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.390733][ T32] dd20: 96033000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.392008][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.393008][ T32] dd60: 80000013 ffffffff [ 1324.393760][ T32] r5:80000013 r4:80239bb0 [ 1324.394420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.396050][ T32] r4:82ac21e4 [ 1324.396728][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.397853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.398954][ T32] r4:e46fddc0 [ 1324.399542][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.400502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.401457][ T32] r4:00000000 [ 1324.402102][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.405284][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.406443][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.407371][ T32] r5:00001000 r4:e042b000 [ 1324.408024][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.408964][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.410114][ T32] r5:8502278c r4:85022400 [ 1324.410785][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.415125][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.415914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.416989][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.417940][ T32] r4:84753d00 [ 1324.418542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.419504][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.420498][ T32] r4:00000001 [ 1324.421179][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.425221][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.425996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.426991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.427894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.428775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.429788][ T32] r4:844bb340 [ 1324.430739][ T32] INFO: task kworker/0:1:3096 blocked for more than 450 seconds. [ 1324.435576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.436314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.437204][ T32] task:kworker/0:1 state:D stack:0 pid:3096 tgid:3096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.438664][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.439878][ T32] Call trace: [ 1324.440796][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.441782][ T32] r10:829187f4 r9:df975d84 r8:00000002 r7:60000113 r6:df975d8c r5:83b46000 [ 1324.442743][ T32] r4:83b46000 [ 1324.443378][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.444412][ T32] r5:83b46000 r4:829187f0 [ 1324.446297][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.455084][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.456138][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df975e08 [ 1324.457067][ T32] r4:00000000 [ 1324.457716][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.458777][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.459823][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.460867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494da40 [ 1324.461878][ T32] r4:00000000 [ 1324.462487][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.463467][ T32] r9:83018005 r8:83b46000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.464502][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.475897][ T32] r5:00001000 r4:ec927000 [ 1324.477639][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.478070][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.478367][ T32] r5:859d3b8c r4:859d3800 [ 1324.478527][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.478750][ T32] r7:dddced40 r6:83018000 r5:859d3b8c r4:847aee80 [ 1324.478922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.479152][ T32] r10:61c88647 r9:83b46000 r8:847aeeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.479315][ T32] r4:847aee80 [ 1324.479469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.479684][ T32] r10:00000000 r9:847aee80 r8:8027ecf4 r7:df911e60 r6:847aed80 r5:83b46000 [ 1324.479842][ T32] r4:00000001 [ 1324.479994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.480207][ T32] Exception stack(0xdf975fb0 to 0xdf975ff8) [ 1324.480382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.480557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.480724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.480897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.481077][ T32] r4:8482af40 [ 1324.482943][ T32] INFO: task kworker/0:1:3096 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.495917][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.507104][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.508242][ T32] Call trace: [ 1324.509166][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.510245][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.511400][ T32] r4:00000000 [ 1324.511991][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.513212][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.514095][ T32] dd20: 96e55000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.525212][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.535354][ T32] dd60: 80000013 ffffffff [ 1324.536135][ T32] r5:80000013 r4:80239bb0 [ 1324.536724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.537767][ T32] r4:82ac21e4 [ 1324.538422][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.539320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.540131][ T32] r4:e46fddc0 [ 1324.540722][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.541745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.542683][ T32] r4:00000000 [ 1324.543324][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.544368][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.545825][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.555096][ T32] r5:00001000 r4:e042b000 [ 1324.558942][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.560051][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.561080][ T32] r5:8502278c r4:85022400 [ 1324.561869][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.566245][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.567014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.568018][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.568889][ T32] r4:84753d00 [ 1324.571429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.572348][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.573504][ T32] r4:00000001 [ 1324.575587][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.583177][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.595179][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.596143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.597084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.597964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.598929][ T32] r4:844bb340 [ 1324.599495][ T32] INFO: task kworker/1:0:3101 blocked for more than 451 seconds. [ 1324.600316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.600979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.601881][ T32] task:kworker/1:0 state:D stack:0 pid:3101 tgid:3101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.603247][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604237][ T32] Call trace: [ 1324.605517][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.606449][ T32] r10:829187f4 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:83b45400 [ 1324.607354][ T32] r4:83b45400 [ 1324.607948][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.615605][ T32] r5:83b45400 r4:829187f0 [ 1324.616451][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.617640][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.618637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df881e08 [ 1324.619603][ T32] r4:00000000 [ 1324.620142][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.621008][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.621946][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.622806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062600 [ 1324.625413][ T32] r4:00000000 [ 1324.625955][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.626767][ T32] r9:83018205 r8:83b45400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.627600][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.635113][ T32] r5:00001000 r4:e061b000 [ 1324.635819][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.636669][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.637588][ T32] r5:84bb1b8c r4:84bb1800 [ 1324.638220][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.639137][ T32] r7:ddde2d40 r6:83018200 r5:84bb1b8c r4:844c3080 [ 1324.639835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.640866][ T32] r10:61c88647 r9:83b45400 r8:844c30ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.641759][ T32] r4:844c3080 [ 1324.642313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.643214][ T32] r10:00000000 r9:844c3080 r8:8027ecf4 r7:df9b5e60 r6:847aef00 r5:83b45400 [ 1324.643980][ T32] r4:00000001 [ 1324.644604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.646043][ T32] Exception stack(0xdf881fb0 to 0xdf881ff8) [ 1324.646799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.655265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.656384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.657178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.658104][ T32] r4:84808100 [ 1324.659368][ T32] INFO: task kworker/1:0:3101 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.660433][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.662228][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.663233][ T32] Call trace: [ 1324.664023][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.666838][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.676015][ T32] r4:00000000 [ 1324.676663][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.677716][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.678434][ T32] dd20: 9960b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.679325][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.680202][ T32] dd60: 80000013 ffffffff [ 1324.680787][ T32] r5:80000013 r4:80239bb0 [ 1324.681513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.682517][ T32] r4:82ac21e4 [ 1324.683080][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.684072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.685620][ T32] r4:e46fddc0 [ 1324.686270][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.687103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.688054][ T32] r4:00000000 [ 1324.688631][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.689483][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.692543][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.696139][ T32] r5:00001000 r4:e042b000 [ 1324.696709][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.697615][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.698530][ T32] r5:8502278c r4:85022400 [ 1324.699131][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.700147][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.700977][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.702027][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.704994][ T32] r4:84753d00 [ 1324.705676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.706575][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.707471][ T32] r4:00000001 [ 1324.708068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.715905][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.716666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.717548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.719289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.720113][ T32] r4:844bb340 [ 1324.720690][ T32] INFO: task kworker/0:5:3121 blocked for more than 451 seconds. [ 1324.721643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.722330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.723243][ T32] task:kworker/0:5 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.725990][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.726977][ T32] Call trace: [ 1324.727838][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.735238][ T32] r10:829187f4 r9:df9f5d84 r8:00000002 r7:60000013 r6:df9f5d8c r5:83b40000 [ 1324.736066][ T32] r4:83b40000 [ 1324.736645][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.737605][ T32] r5:83b40000 r4:829187f0 [ 1324.738283][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.739191][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.740201][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.741055][ T32] r4:00000000 [ 1324.741639][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.742453][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.743425][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.744329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755c80 [ 1324.754740][ T32] r4:00000000 [ 1324.755656][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.756457][ T32] r9:83018005 r8:83b40000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.757415][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.758410][ T32] r5:00001000 r4:dfc89000 [ 1324.758999][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.759873][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.762311][ T32] r5:851d4f8c r4:851d4c00 [ 1324.765577][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.766508][ T32] r7:dddced40 r6:83018000 r5:851d4f8c r4:847aea80 [ 1324.767210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.768331][ T32] r10:61c88647 r9:83b40000 r8:847aeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.769126][ T32] r4:847aea80 [ 1324.769664][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.770640][ T32] r10:00000000 r9:847aea80 r8:8027ecf4 r7:df9a1e60 r6:847aeb00 r5:83b40000 [ 1324.771627][ T32] r4:00000001 [ 1324.772284][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.773251][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.782162][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.785974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.786885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.787755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.788585][ T32] r4:845e2d40 [ 1324.793724][ T32] INFO: task kworker/0:5:3121 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.796091][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.809273][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.810425][ T32] Call trace: [ 1324.811328][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.812274][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.826966][ T32] r4:00000000 [ 1324.833767][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.834983][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.840888][ T32] dd20: 9b9e3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.846079][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.846997][ T32] dd60: 80000013 ffffffff [ 1324.847637][ T32] r5:80000013 r4:80239bb0 [ 1324.848318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.849522][ T32] r4:82ac21e4 [ 1324.850240][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.851367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.852281][ T32] r4:e46fddc0 [ 1324.852949][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.853934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.855395][ T32] r4:00000000 [ 1324.856047][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.856892][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.857817][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858776][ T32] r5:00001000 r4:e042b000 [ 1324.859688][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.860671][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.862988][ T32] r5:8502278c r4:85022400 [ 1324.865806][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.866632][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.867207][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.867834][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.868424][ T32] r4:84753d00 [ 1324.868841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.869501][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.870025][ T32] r4:00000001 [ 1324.870378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.871020][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.875034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.875661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.876224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.876695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.877263][ T32] r4:844bb340 [ 1324.877637][ T32] INFO: task kworker/1:3:3124 blocked for more than 451 seconds. [ 1324.878117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.878529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.879032][ T32] task:kworker/1:3 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.879859][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.880477][ T32] Call trace: [ 1324.880934][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.881496][ T32] r10:829187f4 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83aaec00 [ 1324.883927][ T32] r4:83aaec00 [ 1324.885190][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.885805][ T32] r5:83aaec00 r4:829187f0 [ 1324.886166][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.886805][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.887455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.887953][ T32] r4:00000000 [ 1324.888274][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.888852][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.889458][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.890005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062940 [ 1324.890567][ T32] r4:00000000 [ 1324.890922][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.893453][ T32] r9:83018205 r8:83aaec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.895480][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.896145][ T32] r5:00001000 r4:e05d7000 [ 1324.896521][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.897073][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.897774][ T32] r5:84bb178c r4:84bb1400 [ 1324.898215][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.898774][ T32] r7:ddde2d40 r6:83018200 r5:84bb178c r4:8472ef80 [ 1324.899216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.899788][ T32] r10:61c88647 r9:83aaec00 r8:8472efac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.900279][ T32] r4:8472ef80 [ 1324.900597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.903606][ T32] r10:00000000 r9:8472ef80 r8:8027ecf4 r7:df9b5e60 r6:844c3000 r5:83aaec00 [ 1324.905613][ T32] r4:00000001 [ 1324.905963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.906535][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.906951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.907507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.908141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.908706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.909546][ T32] r4:8472c400 [ 1324.910676][ T32] INFO: task kworker/1:3:3124 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.914204][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.916036][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.916660][ T32] Call trace: [ 1324.917271][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.917870][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.918429][ T32] r4:00000000 [ 1324.918743][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.919293][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.919795][ T32] dd20: 9c31f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.920371][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.920885][ T32] dd60: 80000013 ffffffff [ 1324.921338][ T32] r5:80000013 r4:80239bb0 [ 1324.921708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.925175][ T32] r4:82ac21e4 [ 1324.925617][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.926248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.926742][ T32] r4:e46fddc0 [ 1324.927058][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.927665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1324.928234][ T32] r4:00000000 [ 1324.928637][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.929179][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.929703][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.930278][ T32] r5:00001000 r4:e042b000 [ 1324.930678][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.931344][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934983][ T32] r5:8502278c r4:85022400 [ 1324.935503][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.936106][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1324.936574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.937143][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.937720][ T32] r4:84753d00 [ 1324.938116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.938664][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1324.939427][ T32] r4:00000001 [ 1324.939768][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.940333][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1324.940801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.941401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.945021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.945650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.946203][ T32] r4:844bb340 [ 1324.946560][ T32] INFO: task kworker/0:7:3125 blocked for more than 451 seconds. [ 1324.947008][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.947446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.948030][ T32] task:kworker/0:7 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.948849][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.949587][ T32] Call trace: [ 1324.950064][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1324.950637][ T32] r10:829187f4 r9:dfa0dd84 r8:00000002 r7:60000013 r6:dfa0dd8c r5:83240000 [ 1324.951212][ T32] r4:83240000 [ 1324.955293][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1324.955894][ T32] r5:83240000 r4:829187f0 [ 1324.956282][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.956905][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.957724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.958439][ T32] r4:00000000 [ 1324.958838][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1324.959524][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1324.960193][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1324.960801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505cc40 [ 1324.961366][ T32] r4:00000000 [ 1324.964321][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1324.965694][ T32] r9:83018005 r8:83240000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.966301][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.966946][ T32] r5:00001000 r4:e0457000 [ 1324.967387][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1324.968193][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.968890][ T32] r5:841ef78c r4:841ef400 [ 1324.969293][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.969948][ T32] r7:dddced40 r6:83018000 r5:841ef78c r4:842bd580 [ 1324.970451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.971149][ T32] r10:61c88647 r9:83240000 r8:842bd5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.975346][ T32] r4:842bd580 [ 1324.975732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.976326][ T32] r10:00000000 r9:842bd580 r8:8027ecf4 r7:df9f5e60 r6:842bd600 r5:83240000 [ 1324.976940][ T32] r4:00000001 [ 1324.977401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.977985][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.978758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.979450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.980513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.981030][ T32] r4:845bfa80 [ 1324.985379][ T32] INFO: task kworker/0:7:3125 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1324.986658][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.988300][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.988992][ T32] Call trace: [ 1324.989576][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1324.990243][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1324.990952][ T32] r4:00000000 [ 1324.991352][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.992128][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1324.994920][ T32] dd20: 9cbf7000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1324.995502][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1324.996040][ T32] dd60: 80000013 ffffffff [ 1324.996477][ T32] r5:80000013 r4:80239bb0 [ 1324.996830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.997504][ T32] r4:82ac21e4 [ 1324.997902][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.998596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1324.999191][ T32] r4:e46fddc0 [ 1325.000743][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.005585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.006129][ T32] r4:00000000 [ 1325.006496][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.007177][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.007909][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.008622][ T32] r5:00001000 r4:e042b000 [ 1325.009071][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.009694][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.010315][ T32] r5:8502278c r4:85022400 [ 1325.010686][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.011225][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.011596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.012024][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.012565][ T32] r4:84753d00 [ 1325.012885][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.013427][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.015582][ T32] r4:00000001 [ 1325.015928][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.016427][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.016883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.017561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.018442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.019066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.019627][ T32] r4:844bb340 [ 1325.020031][ T32] INFO: task kworker/1:4:3128 blocked for more than 451 seconds. [ 1325.020615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.024982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.025555][ T32] task:kworker/1:4 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.026544][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027220][ T32] Call trace: [ 1325.027792][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.028356][ T32] r10:829187f4 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:84288c00 [ 1325.028916][ T32] r4:84288c00 [ 1325.029347][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.034902][ T32] r5:84288c00 r4:829187f0 [ 1325.035343][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.036109][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.036808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1325.037485][ T32] r4:00000000 [ 1325.037826][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.038506][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.039036][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.039567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508e600 [ 1325.040140][ T32] r4:00000000 [ 1325.040475][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.040966][ T32] r9:83018205 r8:84288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.041625][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.042356][ T32] r5:00001000 r4:df9fb000 [ 1325.042742][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.043252][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.045556][ T32] r5:84bd338c r4:84bd3000 [ 1325.046020][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.046755][ T32] r7:ddde2d40 r6:83018200 r5:84bd338c r4:8482c000 [ 1325.047219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.050196][ T32] r10:61c88647 r9:84288c00 r8:8482c02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.055421][ T32] r4:8482c000 [ 1325.055825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.056415][ T32] r10:00000000 r9:8482c000 r8:8027ecf4 r7:df9b5e60 r6:838a2180 r5:84288c00 [ 1325.056936][ T32] r4:00000001 [ 1325.057462][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.058055][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1325.058478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.058980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.059510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.060026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.060550][ T32] r4:848169c0 [ 1325.061341][ T32] INFO: task kworker/1:4:3128 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.061971][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.063096][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.063773][ T32] Call trace: [ 1325.064239][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.065283][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.065776][ T32] r4:00000000 [ 1325.066080][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.066625][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.067063][ T32] dd20: 9d695000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.067628][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.068202][ T32] dd60: 80000013 ffffffff [ 1325.068584][ T32] r5:80000013 r4:80239bb0 [ 1325.070812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.075405][ T32] r4:82ac21e4 [ 1325.075735][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.076430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.076967][ T32] r4:e46fddc0 [ 1325.077411][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.078008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.078591][ T32] r4:00000000 [ 1325.078924][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.079536][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.079988][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.080607][ T32] r5:00001000 r4:e042b000 [ 1325.080974][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.081587][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082209][ T32] r5:8502278c r4:85022400 [ 1325.082588][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.083232][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.083703][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.084315][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.085383][ T32] r4:84753d00 [ 1325.085767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.086391][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.090237][ T32] r4:00000001 [ 1325.095001][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.095622][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.096039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.096652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.097165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.097673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.098225][ T32] r4:844bb340 [ 1325.098577][ T32] INFO: task kworker/1:5:3130 blocked for more than 451 seconds. [ 1325.099111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.099557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.100059][ T32] task:kworker/1:5 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.100933][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.101591][ T32] Call trace: [ 1325.102058][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.102630][ T32] r10:829187f4 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:840c1800 [ 1325.103123][ T32] r4:840c1800 [ 1325.103450][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.103949][ T32] r5:840c1800 r4:829187f0 [ 1325.104338][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.105525][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.106226][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1325.106848][ T32] r4:00000000 [ 1325.107180][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.107864][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.108510][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.109046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ded40 [ 1325.109713][ T32] r4:00000000 [ 1325.110049][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.114050][ T32] r9:83018205 r8:840c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1325.115465][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.116045][ T32] r5:00001000 r4:eae15000 [ 1325.116433][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.116885][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.117579][ T32] r5:847c4b8c r4:847c4800 [ 1325.117959][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.118631][ T32] r7:ddde2d40 r6:83018200 r5:847c4b8c r4:8482c080 [ 1325.119154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.119733][ T32] r10:61c88647 r9:840c1800 r8:8482c0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.120246][ T32] r4:8482c080 [ 1325.120560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.121239][ T32] r10:00000000 r9:8482c080 r8:8027ecf4 r7:dfa21e60 r6:838a2080 r5:840c1800 [ 1325.124963][ T32] r4:00000001 [ 1325.125388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.125867][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1325.126396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.126940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.128092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.128684][ T32] r4:845d3a40 [ 1325.129487][ T32] INFO: task kworker/1:5:3130 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.130239][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.135256][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.136043][ T32] Call trace: [ 1325.136599][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.137426][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.137959][ T32] r4:00000000 [ 1325.138323][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.138930][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.139363][ T32] dd20: 9df1f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.139960][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.140646][ T32] dd60: 80000013 ffffffff [ 1325.141054][ T32] r5:80000013 r4:80239bb0 [ 1325.141513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.145558][ T32] r4:82ac21e4 [ 1325.146028][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.146624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.147188][ T32] r4:e46fddc0 [ 1325.147603][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.148232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.148753][ T32] r4:00000000 [ 1325.149152][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.149679][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.150218][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.154200][ T32] r5:00001000 r4:e042b000 [ 1325.155280][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.155818][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.156554][ T32] r5:8502278c r4:85022400 [ 1325.157072][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.157822][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.158412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.159101][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.159801][ T32] r4:84753d00 [ 1325.160230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.160858][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.161430][ T32] r4:00000001 [ 1325.161739][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.162337][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.162858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.163537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.165618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.166259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.166774][ T32] r4:844bb340 [ 1325.167106][ T32] INFO: task kworker/1:6:3131 blocked for more than 451 seconds. [ 1325.167682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.168171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.168781][ T32] task:kworker/1:6 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.173510][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.175344][ T32] Call trace: [ 1325.175814][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.176303][ T32] r10:829187f4 r9:dfa31d84 r8:00000002 r7:60000013 r6:dfa31d8c r5:83ab5400 [ 1325.176888][ T32] r4:83ab5400 [ 1325.177335][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.178076][ T32] r5:83ab5400 r4:829187f0 [ 1325.178469][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.179047][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.179711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1325.180249][ T32] r4:00000000 [ 1325.180625][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.181163][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.181731][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.182244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a15c0 [ 1325.182760][ T32] r4:00000000 [ 1325.183111][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.183589][ T32] r9:83018205 r8:83ab5400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.184253][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.195658][ T32] r5:00001000 r4:dfa25000 [ 1325.196116][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.196708][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.197383][ T32] r5:8515cb8c r4:8515c800 [ 1325.197831][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.198466][ T32] r7:ddde2d40 r6:83018200 r5:8515cb8c r4:8482c100 [ 1325.198920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.199525][ T32] r10:61c88647 r9:83ab5400 r8:8482c12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.200126][ T32] r4:8482c100 [ 1325.200484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.201138][ T32] r10:00000000 r9:8482c100 r8:8027ecf4 r7:dfa2de60 r6:838a2200 r5:83ab5400 [ 1325.201687][ T32] r4:00000001 [ 1325.202049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.202628][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1325.203057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.204016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.204974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.205561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.206079][ T32] r4:84827d40 [ 1325.206864][ T32] INFO: task kworker/1:6:3131 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.207755][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.210493][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.211109][ T32] Call trace: [ 1325.211601][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.212178][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.212776][ T32] r4:00000000 [ 1325.213176][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.214960][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.220179][ T32] dd20: 9ebf6000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.225325][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.225364][ T32] dd60: 80000013 ffffffff [ 1325.225397][ T32] r5:80000013 r4:80239bb0 [ 1325.225431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.225527][ T32] r4:82ac21e4 [ 1325.225549][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.225598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.225622][ T32] r4:e46fddc0 [ 1325.225642][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.225689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.225713][ T32] r4:00000000 [ 1325.225734][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.225823][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.225850][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.225902][ T32] r5:00001000 r4:e042b000 [ 1325.225923][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.225966][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.226010][ T32] r5:8502278c r4:85022400 [ 1325.226030][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.226078][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.226098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.226155][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.226178][ T32] r4:84753d00 [ 1325.226197][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.226244][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.226266][ T32] r4:00000001 [ 1325.226285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.226323][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.226350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.226383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.226414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.226447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.226472][ T32] r4:844bb340 [ 1325.226548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.226632][ T32] INFO: task kworker/1:7:3133 blocked for more than 451 seconds. [ 1325.226672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.226701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.226724][ T32] task:kworker/1:7 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.226784][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.226829][ T32] Call trace: [ 1325.226860][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.226912][ T32] r10:829187f4 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83aa6c00 [ 1325.226935][ T32] r4:83aa6c00 [ 1325.226954][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.226996][ T32] r5:83aa6c00 r4:829187f0 [ 1325.227015][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.227056][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.227105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 1325.227136][ T32] r4:00000000 [ 1325.227156][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.227196][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.227241][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.227328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084440 [ 1325.227354][ T32] r4:00000000 [ 1325.227373][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.227420][ T32] r9:83018205 r8:83aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.227440][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.227485][ T32] r5:00001000 r4:dfb93000 [ 1325.227504][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.227542][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.227584][ T32] r5:8519378c r4:85193400 [ 1325.227603][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.227649][ T32] r7:ddde2d40 r6:83018200 r5:8519378c r4:8482c180 [ 1325.227670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.227717][ T32] r10:61c88647 r9:83aa6c00 r8:8482c1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.227739][ T32] r4:8482c180 [ 1325.227757][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.227802][ T32] r10:00000000 r9:8482c180 r8:8027ecf4 r7:dfa2de60 r6:8482c200 r5:83aa6c00 [ 1325.227824][ T32] r4:00000001 [ 1325.227843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.227917][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1325.227948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.227977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.228004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.228034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.228056][ T32] r4:847ab100 [ 1325.228525][ T32] INFO: task kworker/1:7:3133 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.228572][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.228632][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.228679][ T32] Call trace: [ 1325.228710][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.228763][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.228786][ T32] r4:00000000 [ 1325.228806][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.228846][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.228876][ T32] dd20: 9f0cf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.228906][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.228932][ T32] dd60: 80000013 ffffffff [ 1325.228956][ T32] r5:80000013 r4:80239bb0 [ 1325.228975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.229014][ T32] r4:82ac21e4 [ 1325.229034][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.229078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.229127][ T32] r4:e46fddc0 [ 1325.229150][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.229196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.229219][ T32] r4:00000000 [ 1325.229237][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.229284][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.229305][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.229352][ T32] r5:00001000 r4:e042b000 [ 1325.229371][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.229412][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.229455][ T32] r5:8502278c r4:85022400 [ 1325.229475][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.229522][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.229543][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.229590][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.229612][ T32] r4:84753d00 [ 1325.229630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.229676][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.229699][ T32] r4:00000001 [ 1325.229718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.229752][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.229778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.229807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.229891][ T32] r4:844bb340 [ 1325.229913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.229938][ T32] INFO: task kworker/0:8:3136 blocked for more than 451 seconds. [ 1325.229968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.229993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.230014][ T32] task:kworker/0:8 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.230062][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.230104][ T32] Call trace: [ 1325.230144][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.230197][ T32] r10:829187f4 r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:83aa4800 [ 1325.230220][ T32] r4:83aa4800 [ 1325.230241][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.230285][ T32] r5:83aa4800 r4:829187f0 [ 1325.230305][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.230346][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.230395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1325.230417][ T32] r4:00000000 [ 1325.230436][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.230475][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.230512][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.230555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b54940 [ 1325.230579][ T32] r4:00000000 [ 1325.230598][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.230643][ T32] r9:83018005 r8:83aa4800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.230664][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230705][ T32] r5:00001000 r4:eb387000 [ 1325.230724][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.230762][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230804][ T32] r5:859d2b8c r4:859d2800 [ 1325.230823][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.230868][ T32] r7:dddced40 r6:83018000 r5:859d2b8c r4:838a2300 [ 1325.230908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.230957][ T32] r10:61c88647 r9:83aa4800 r8:838a232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.230980][ T32] r4:838a2300 [ 1325.230998][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.231043][ T32] r10:00000000 r9:838a2300 r8:8027ecf4 r7:df9f5e60 r6:8482c280 r5:83aa4800 [ 1325.231065][ T32] r4:00000001 [ 1325.231084][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.231127][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1325.231155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.231185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.231212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.231242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.231264][ T32] r4:847f1080 [ 1325.231461][ T32] INFO: task kworker/0:8:3136 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.231497][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.231550][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.231593][ T32] Call trace: [ 1325.231621][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.231671][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.231693][ T32] r4:00000000 [ 1325.231712][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.231751][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.231781][ T32] dd20: 9f0cf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.231810][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.231833][ T32] dd60: 80000013 ffffffff [ 1325.231858][ T32] r5:80000013 r4:80239bb0 [ 1325.231877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.231916][ T32] r4:82ac21e4 [ 1325.231935][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.231978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.232000][ T32] r4:e46fddc0 [ 1325.232019][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.232062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.232084][ T32] r4:00000000 [ 1325.232103][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.232157][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.232179][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.232222][ T32] r5:00001000 r4:e042b000 [ 1325.232241][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.232281][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.232323][ T32] r5:8502278c r4:85022400 [ 1325.232342][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.232389][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.232408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.232455][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.232477][ T32] r4:84753d00 [ 1325.232496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.232540][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.232563][ T32] r4:00000001 [ 1325.232582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.232616][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.232642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.232671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.232697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.232727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.232750][ T32] r4:844bb340 [ 1325.232769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.232791][ T32] INFO: task kworker/0:9:3137 blocked for more than 451 seconds. [ 1325.232820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.232843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.232866][ T32] task:kworker/0:9 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.232911][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.232962][ T32] Call trace: [ 1325.232992][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.233042][ T32] r10:829187f4 r9:dfa55d84 r8:00000002 r7:60000013 r6:dfa55d8c r5:83aa2400 [ 1325.233065][ T32] r4:83aa2400 [ 1325.233084][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.233155][ T32] r5:83aa2400 r4:829187f0 [ 1325.233175][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.233216][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.233265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1325.233288][ T32] r4:00000000 [ 1325.233307][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.233349][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.233388][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.233432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852884c0 [ 1325.233455][ T32] r4:00000000 [ 1325.233476][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.233522][ T32] r9:83018005 r8:83aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1325.233544][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.233587][ T32] r5:00001000 r4:df9fd000 [ 1325.233606][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.233647][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.233690][ T32] r5:8520278c r4:85202400 [ 1325.233709][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.233754][ T32] r7:dddced40 r6:83018000 r5:8520278c r4:830cd300 [ 1325.233774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.233820][ T32] r10:61c88647 r9:83aa2400 r8:830cd32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.233843][ T32] r4:830cd300 [ 1325.233861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.233906][ T32] r10:00000000 r9:830cd300 r8:8027ecf4 r7:dfa51e60 r6:8482c300 r5:83aa2400 [ 1325.233928][ T32] r4:00000001 [ 1325.233947][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.233982][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1325.234010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.234039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.234066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.234097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.234147][ T32] r4:847f1080 [ 1325.234339][ T32] INFO: task kworker/0:9:3137 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.234375][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.234429][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.234472][ T32] Call trace: [ 1325.234501][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.234551][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.234574][ T32] r4:00000000 [ 1325.234594][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.234633][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.234697][ T32] dd20: 9f0cf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.285533][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.285629][ T32] dd60: 80000013 ffffffff [ 1325.285667][ T32] r5:80000013 r4:80239bb0 [ 1325.285692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.285771][ T32] r4:82ac21e4 [ 1325.285793][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.285862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.285901][ T32] r4:e46fddc0 [ 1325.285923][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.286038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.286068][ T32] r4:00000000 [ 1325.286090][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.286142][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.286165][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.286223][ T32] r5:00001000 r4:e042b000 [ 1325.286247][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.286288][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.286333][ T32] r5:8502278c r4:85022400 [ 1325.286377][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.286433][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.286496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.286593][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.286690][ T32] r4:84753d00 [ 1325.286717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.286805][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.286834][ T32] r4:00000001 [ 1325.286857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.286950][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.287011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.287047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.287076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.287108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.287132][ T32] r4:844bb340 [ 1325.287159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.287220][ T32] INFO: task kworker/1:8:3140 blocked for more than 451 seconds. [ 1325.287262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.287291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.287363][ T32] task:kworker/1:8 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.287460][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.287614][ T32] Call trace: [ 1325.287679][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.287783][ T32] r10:829187f4 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:83aa1800 [ 1325.287839][ T32] r4:83aa1800 [ 1325.287893][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.287943][ T32] r5:83aa1800 r4:829187f0 [ 1325.287965][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.288008][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.288058][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1325.288097][ T32] r4:00000000 [ 1325.288138][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.288211][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.288283][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.288333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de680 [ 1325.288405][ T32] r4:00000000 [ 1325.288459][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.288529][ T32] r9:83018205 r8:83aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1325.288557][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.288632][ T32] r5:00001000 r4:eaf55000 [ 1325.288684][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.288731][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.288775][ T32] r5:8526078c r4:85260400 [ 1325.288822][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.288875][ T32] r7:ddde2d40 r6:83018200 r5:8526078c r4:8482c380 [ 1325.288898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.288947][ T32] r10:61c88647 r9:83aa1800 r8:8482c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.289003][ T32] r4:8482c380 [ 1325.289029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.289080][ T32] r10:00000000 r9:8482c380 r8:8027ecf4 r7:dfa2de60 r6:8482c400 r5:83aa1800 [ 1325.289151][ T32] r4:00000001 [ 1325.289175][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.289224][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1325.289255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.289302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.289392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.289428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.289453][ T32] r4:847ab500 [ 1325.290042][ T32] INFO: task kworker/1:8:3140 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.290091][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.290207][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.290263][ T32] Call trace: [ 1325.290330][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.290385][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.290410][ T32] r4:00000000 [ 1325.290431][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.290501][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.290537][ T32] dd20: 9f6e7000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.290568][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.290619][ T32] dd60: 80000013 ffffffff [ 1325.290648][ T32] r5:80000013 r4:80239bb0 [ 1325.290670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.290715][ T32] r4:82ac21e4 [ 1325.290736][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.290780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.290803][ T32] r4:e46fddc0 [ 1325.290823][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.290869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.290973][ T32] r4:00000000 [ 1325.290999][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.291063][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.291104][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.291182][ T32] r5:00001000 r4:e042b000 [ 1325.291211][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.291255][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.291300][ T32] r5:8502278c r4:85022400 [ 1325.291403][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.291459][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.291483][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.291531][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.291555][ T32] r4:84753d00 [ 1325.291576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.291651][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.291681][ T32] r4:00000001 [ 1325.291702][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.291742][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.291776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.291837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.291870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.291929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.291958][ T32] r4:844bb340 [ 1325.292008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.292058][ T32] INFO: task kworker/1:9:3142 blocked for more than 451 seconds. [ 1325.292139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.292174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.292224][ T32] task:kworker/1:9 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.292283][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.292331][ T32] Call trace: [ 1325.292397][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.292452][ T32] r10:829187f4 r9:df9f1d84 r8:00000002 r7:60000013 r6:df9f1d8c r5:83aa5400 [ 1325.292477][ T32] r4:83aa5400 [ 1325.292512][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.292560][ T32] r5:83aa5400 r4:829187f0 [ 1325.292582][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.292638][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.292693][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1325.292717][ T32] r4:00000000 [ 1325.292737][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.292778][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.292818][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.292863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa700 [ 1325.292886][ T32] r4:00000000 [ 1325.292906][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.292957][ T32] r9:83018205 r8:83aa5400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.292980][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.293025][ T32] r5:00001000 r4:dfa17000 [ 1325.293074][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.293191][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.293247][ T32] r5:8526a78c r4:8526a400 [ 1325.293269][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.293327][ T32] r7:ddde2d40 r6:83018200 r5:8526a78c r4:8482c500 [ 1325.293358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.293409][ T32] r10:61c88647 r9:83aa5400 r8:8482c52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.293434][ T32] r4:8482c500 [ 1325.293454][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.293531][ T32] r10:00000000 r9:8482c500 r8:8027ecf4 r7:dfa4de60 r6:8482c580 r5:83aa5400 [ 1325.293586][ T32] r4:00000001 [ 1325.293623][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.293705][ T32] Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) [ 1325.293747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.293778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.293807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.293868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.293924][ T32] r4:847ab580 [ 1325.294489][ T32] INFO: task kworker/1:9:3142 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.294543][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.330221][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.330617][ T32] Call trace: [ 1325.330705][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.330836][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.330914][ T32] r4:00000000 [ 1325.331079][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.331203][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.331291][ T32] dd20: 9fd29000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.331391][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.331443][ T32] dd60: 80000013 ffffffff [ 1325.331488][ T32] r5:80000013 r4:80239bb0 [ 1325.331524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.331598][ T32] r4:82ac21e4 [ 1325.331692][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.331773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.331840][ T32] r4:e46fddc0 [ 1325.331902][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.332008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.332060][ T32] r4:00000000 [ 1325.332144][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.332262][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.332330][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.332431][ T32] r5:00001000 r4:e042b000 [ 1325.332498][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.332596][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.332689][ T32] r5:8502278c r4:85022400 [ 1325.332733][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.332816][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.332869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.332953][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.332994][ T32] r4:84753d00 [ 1325.333047][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.333157][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.333196][ T32] r4:00000001 [ 1325.333237][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.333298][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.333343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.333393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.333439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.333509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.333581][ T32] r4:844bb340 [ 1325.333627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.333708][ T32] INFO: task kworker/1:10:3144 blocked for more than 451 seconds. [ 1325.333772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.333816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.333860][ T32] task:kworker/1:10 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.333987][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.334061][ T32] Call trace: [ 1325.334114][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.334197][ T32] r10:829187f4 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:83aa6000 [ 1325.334245][ T32] r4:83aa6000 [ 1325.334279][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.334350][ T32] r5:83aa6000 r4:829187f0 [ 1325.334384][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.334454][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.334535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1325.334574][ T32] r4:00000000 [ 1325.334609][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.345681][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.345997][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.346112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb680 [ 1325.346189][ T32] r4:00000000 [ 1325.346248][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.346414][ T32] r9:83018205 r8:83aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.346456][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.346567][ T32] r5:00001000 r4:eb33b000 [ 1325.346633][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.346705][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.346782][ T32] r5:847c5f8c r4:847c5c00 [ 1325.346817][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.346899][ T32] r7:ddde2d40 r6:83018200 r5:847c5f8c r4:8482c480 [ 1325.346960][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.347079][ T32] r10:61c88647 r9:83aa6000 r8:8482c4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.347137][ T32] r4:8482c480 [ 1325.347191][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.347284][ T32] r10:00000000 r9:8482c480 r8:8027ecf4 r7:df9f1e60 r6:8482c600 r5:83aa6000 [ 1325.347325][ T32] r4:00000001 [ 1325.347390][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.347457][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1325.347512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.347563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.347610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.347663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.347702][ T32] r4:847ab780 [ 1325.348564][ T32] INFO: task kworker/1:10:3144 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.348652][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.348814][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.348918][ T32] Call trace: [ 1325.349050][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.349239][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.349285][ T32] r4:00000000 [ 1325.349355][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.349488][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.349545][ T32] dd20: 9fd29000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.349597][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.349639][ T32] dd60: 80000013 ffffffff [ 1325.349686][ T32] r5:80000013 r4:80239bb0 [ 1325.349731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.349822][ T32] r4:82ac21e4 [ 1325.349861][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.349938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.349983][ T32] r4:e46fddc0 [ 1325.350019][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.350146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.350196][ T32] r4:00000000 [ 1325.350247][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.350361][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.350403][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.350506][ T32] r5:00001000 r4:e042b000 [ 1325.350563][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.350645][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.350718][ T32] r5:8502278c r4:85022400 [ 1325.350781][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.350866][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.350926][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.351027][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.351069][ T32] r4:84753d00 [ 1325.351102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.351183][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.351229][ T32] r4:00000001 [ 1325.351265][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.351323][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.351370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.351436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.351518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.351603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.351645][ T32] r4:844bb340 [ 1325.351712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.351768][ T32] INFO: task kworker/1:11:3146 blocked for more than 451 seconds. [ 1325.351858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.351908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.351944][ T32] task:kworker/1:11 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.352154][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.352301][ T32] Call trace: [ 1325.352380][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.352476][ T32] r10:829187f4 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:83aa0000 [ 1325.352519][ T32] r4:83aa0000 [ 1325.352553][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.352626][ T32] r5:83aa0000 r4:829187f0 [ 1325.352660][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.352746][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.352833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1325.352872][ T32] r4:00000000 [ 1325.352906][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.352976][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.353042][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.353182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847abc80 [ 1325.353237][ T32] r4:00000000 [ 1325.353301][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.353412][ T32] r9:83018205 r8:83aa0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.353453][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.353554][ T32] r5:00001000 r4:dfe89000 [ 1325.353601][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.353668][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.353739][ T32] r5:853ab38c r4:853ab000 [ 1325.353772][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.353878][ T32] r7:ddde2d40 r6:83018200 r5:853ab38c r4:8482c680 [ 1325.353919][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.354015][ T32] r10:61c88647 r9:83aa0000 r8:8482c6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.354060][ T32] r4:8482c680 [ 1325.354094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.354217][ T32] r10:00000000 r9:8482c680 r8:8027ecf4 r7:dfa71e60 r6:8482c700 r5:83aa0000 [ 1325.354263][ T32] r4:00000001 [ 1325.354325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.354389][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1325.354465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.354518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.354565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.354714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.376734][ T32] r4:847ab780 [ 1325.377692][ T32] INFO: task kworker/1:11:3146 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.377770][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.377904][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.378027][ T32] Call trace: [ 1325.378084][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.378185][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.378232][ T32] r4:00000000 [ 1325.378267][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.378338][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.378411][ T32] dd20: 9fecc000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.378467][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.378509][ T32] dd60: 80000013 ffffffff [ 1325.378555][ T32] r5:80000013 r4:80239bb0 [ 1325.378589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.378662][ T32] r4:82ac21e4 [ 1325.378696][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.378772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.378812][ T32] r4:e46fddc0 [ 1325.378846][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.378998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.379072][ T32] r4:00000000 [ 1325.379154][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.379248][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.379333][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.379415][ T32] r5:00001000 r4:e042b000 [ 1325.379451][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.379534][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.379612][ T32] r5:8502278c r4:85022400 [ 1325.379647][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.379728][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.379784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.379869][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.379935][ T32] r4:84753d00 [ 1325.380003][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.380118][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.380163][ T32] r4:00000001 [ 1325.380199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.380295][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.380347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.380449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.380500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.380553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.380622][ T32] r4:844bb340 [ 1325.380664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.380716][ T32] INFO: task kworker/0:10:3148 blocked for more than 451 seconds. [ 1325.380783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.380841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.380879][ T32] task:kworker/0:10 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.380992][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.381125][ T32] Call trace: [ 1325.381191][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.381285][ T32] r10:829187f4 r9:dfa99d84 r8:00000002 r7:60000013 r6:dfa99d8c r5:8386e000 [ 1325.381339][ T32] r4:8386e000 [ 1325.381377][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.381505][ T32] r5:8386e000 r4:829187f0 [ 1325.381544][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.381648][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.381736][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1325.381788][ T32] r4:00000000 [ 1325.381970][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.382051][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.382145][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.382273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5600 [ 1325.382331][ T32] r4:00000000 [ 1325.382393][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.382510][ T32] r9:83018005 r8:8386e000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1325.382566][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.382646][ T32] r5:00001000 r4:dfa73000 [ 1325.382680][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.382744][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.382820][ T32] r5:8530fb8c r4:8530f800 [ 1325.382855][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.382934][ T32] r7:dddced40 r6:83018000 r5:8530fb8c r4:830cd280 [ 1325.383001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.383089][ T32] r10:61c88647 r9:8386e000 r8:830cd2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.383129][ T32] r4:830cd280 [ 1325.383162][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.383249][ T32] r10:00000000 r9:830cd280 r8:8027ecf4 r7:dfa51e60 r6:8482c780 r5:8386e000 [ 1325.383318][ T32] r4:00000001 [ 1325.383412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.383529][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1325.383580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.383634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.383708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.383794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.383862][ T32] r4:847f1540 [ 1325.384488][ T32] INFO: task kworker/0:10:3148 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.384556][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.410473][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.410835][ T32] Call trace: [ 1325.410970][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.411124][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.411225][ T32] r4:00000000 [ 1325.411285][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.411385][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.411459][ T32] dd20: a0096000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.411513][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.411554][ T32] dd60: 80000013 ffffffff [ 1325.411596][ T32] r5:80000013 r4:80239bb0 [ 1325.411636][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.411721][ T32] r4:82ac21e4 [ 1325.411756][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.411844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.411884][ T32] r4:e46fddc0 [ 1325.411917][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.411999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.412058][ T32] r4:00000000 [ 1325.412108][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.412214][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.412286][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.412414][ T32] r5:00001000 r4:e042b000 [ 1325.412470][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.412560][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.412670][ T32] r5:8502278c r4:85022400 [ 1325.412714][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.412797][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.412834][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.412915][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.412953][ T32] r4:84753d00 [ 1325.412989][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.413086][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.413161][ T32] r4:00000001 [ 1325.413224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.413293][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.413454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.413529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.413576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.413633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.413671][ T32] r4:844bb340 [ 1325.413731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.413830][ T32] INFO: task kworker/1:12:3150 blocked for more than 451 seconds. [ 1325.413895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.413962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.414007][ T32] task:kworker/1:12 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.414105][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.414175][ T32] Call trace: [ 1325.414239][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.414324][ T32] r10:829187f4 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:83aa0c00 [ 1325.414362][ T32] r4:83aa0c00 [ 1325.414397][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.414468][ T32] r5:83aa0c00 r4:829187f0 [ 1325.414500][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.414568][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.435788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1325.435879][ T32] r4:00000000 [ 1325.435937][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.436063][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.436135][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.436215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396640 [ 1325.436257][ T32] r4:00000000 [ 1325.436293][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.436375][ T32] r9:83018205 r8:83aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1325.436435][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.436518][ T32] r5:00001000 r4:dfaf5000 [ 1325.436553][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.436618][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.436690][ T32] r5:853abb8c r4:853ab800 [ 1325.436724][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.436834][ T32] r7:ddde2d40 r6:83018200 r5:853abb8c r4:8482c800 [ 1325.436902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.436994][ T32] r10:61c88647 r9:83aa0c00 r8:8482c82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.437036][ T32] r4:8482c800 [ 1325.437072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.437222][ T32] r10:00000000 r9:8482c800 r8:8027ecf4 r7:dfa71e60 r6:8482c880 r5:83aa0c00 [ 1325.437266][ T32] r4:00000001 [ 1325.437410][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.437489][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1325.437544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.437622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.437690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.437804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.437846][ T32] r4:847abdc0 [ 1325.438750][ T32] INFO: task kworker/1:12:3150 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.438825][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.438960][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.439049][ T32] Call trace: [ 1325.439172][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.439326][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.439373][ T32] r4:00000000 [ 1325.439407][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.439476][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.439530][ T32] dd20: a024f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.439596][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.439672][ T32] dd60: 80000013 ffffffff [ 1325.439743][ T32] r5:80000013 r4:80239bb0 [ 1325.439783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.439875][ T32] r4:82ac21e4 [ 1325.439914][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.439998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.440036][ T32] r4:e46fddc0 [ 1325.440070][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.440142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.440179][ T32] r4:00000000 [ 1325.440227][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.440311][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.440348][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.440422][ T32] r5:00001000 r4:e042b000 [ 1325.440459][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.440531][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.440605][ T32] r5:8502278c r4:85022400 [ 1325.440642][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.440723][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.440759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.440950][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.441022][ T32] r4:84753d00 [ 1325.441058][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.441186][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.441235][ T32] r4:00000001 [ 1325.441313][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.441396][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.441466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.441522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.441612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.441674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.441739][ T32] r4:844bb340 [ 1325.441824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.441932][ T32] INFO: task kworker/1:13:3153 blocked for more than 451 seconds. [ 1325.442024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.442092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.442173][ T32] task:kworker/1:13 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.442326][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.442426][ T32] Call trace: [ 1325.442504][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.442627][ T32] r10:829187f4 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:8387bc00 [ 1325.442693][ T32] r4:8387bc00 [ 1325.442739][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.442844][ T32] r5:8387bc00 r4:829187f0 [ 1325.442917][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.443017][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.443101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1325.443151][ T32] r4:00000000 [ 1325.443190][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.443285][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.443473][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.443587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568b880 [ 1325.443629][ T32] r4:00000000 [ 1325.443811][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.443917][ T32] r9:83018205 r8:8387bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1325.443989][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.444100][ T32] r5:00001000 r4:eb359000 [ 1325.444242][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.444316][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.444409][ T32] r5:853d3f8c r4:853d3c00 [ 1325.444476][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.444561][ T32] r7:ddde2d40 r6:83018200 r5:853d3f8c r4:8482c900 [ 1325.444677][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.466109][ T32] r10:61c88647 r9:8387bc00 r8:8482c92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.466231][ T32] r4:8482c900 [ 1325.466307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.466464][ T32] r10:00000000 r9:8482c900 r8:8027ecf4 r7:dfa71e60 r6:830cd100 r5:8387bc00 [ 1325.466542][ T32] r4:00000001 [ 1325.466592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.466675][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1325.466745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.466809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.466890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.466967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.467026][ T32] r4:847a8080 [ 1325.467916][ T32] INFO: task kworker/1:13:3153 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.468009][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.468158][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.468336][ T32] Call trace: [ 1325.468481][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.468605][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.468657][ T32] r4:00000000 [ 1325.468726][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.468842][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.468911][ T32] dd20: a03b1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.468975][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.469029][ T32] dd60: 80000013 ffffffff [ 1325.469079][ T32] r5:80000013 r4:80239bb0 [ 1325.469187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.469263][ T32] r4:82ac21e4 [ 1325.469285][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.469340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.469365][ T32] r4:e46fddc0 [ 1325.469386][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.469431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.469455][ T32] r4:00000000 [ 1325.469475][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.469541][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.469568][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.469645][ T32] r5:00001000 r4:e042b000 [ 1325.469722][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.469770][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.469851][ T32] r5:8502278c r4:85022400 [ 1325.469876][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.469926][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.469965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.470018][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.470068][ T32] r4:84753d00 [ 1325.470094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.470143][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.470167][ T32] r4:00000001 [ 1325.470187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.470230][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.470285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.470319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.470348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.470396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.470424][ T32] r4:844bb340 [ 1325.470462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.470499][ T32] INFO: task kworker/1:14:3155 blocked for more than 451 seconds. [ 1325.470541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.470569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.470592][ T32] task:kworker/1:14 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.470678][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.470830][ T32] Call trace: [ 1325.470968][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.471024][ T32] r10:829187f4 r9:dfac9d84 r8:00000002 r7:60000013 r6:dfac9d8c r5:8387e000 [ 1325.471058][ T32] r4:8387e000 [ 1325.471081][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.471155][ T32] r5:8387e000 r4:829187f0 [ 1325.471195][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.471255][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.471308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1325.471332][ T32] r4:00000000 [ 1325.471432][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.471480][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.471520][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.471566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f040 [ 1325.471605][ T32] r4:00000000 [ 1325.471630][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.471679][ T32] r9:83018205 r8:8387e000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.471702][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.471773][ T32] r5:00001000 r4:ea9c5000 [ 1325.471800][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.471842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.471939][ T32] r5:853d178c r4:853d1400 [ 1325.471968][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.472017][ T32] r7:ddde2d40 r6:83018200 r5:853d178c r4:8482c980 [ 1325.472062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.472226][ T32] r10:61c88647 r9:8387e000 r8:8482c9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.472280][ T32] r4:8482c980 [ 1325.472328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.472443][ T32] r10:00000000 r9:8482c980 r8:8027ecf4 r7:dfac1e60 r6:830cd400 r5:8387e000 [ 1325.472531][ T32] r4:00000001 [ 1325.472602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.472683][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1325.472715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.472775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.472889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.472925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.473008][ T32] r4:847a8080 [ 1325.473437][ T32] INFO: task kworker/1:14:3155 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.473483][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473751][ T32] Call trace: [ 1325.473846][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.473914][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.473940][ T32] r4:00000000 [ 1325.473962][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.474004][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.474090][ T32] dd20: a03b1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.474149][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.474180][ T32] dd60: 80000013 ffffffff [ 1325.474215][ T32] r5:80000013 r4:80239bb0 [ 1325.474237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.474325][ T32] r4:82ac21e4 [ 1325.474378][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.474428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.474506][ T32] r4:e46fddc0 [ 1325.474532][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.474580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.474604][ T32] r4:00000000 [ 1325.474624][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.496562][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.496706][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.496824][ T32] r5:00001000 r4:e042b000 [ 1325.496891][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.496993][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.497133][ T32] r5:8502278c r4:85022400 [ 1325.497195][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.497267][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.497317][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.497373][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.497398][ T32] r4:84753d00 [ 1325.497441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.497522][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.497551][ T32] r4:00000001 [ 1325.497598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497643][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.497678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.497709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.497736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.497769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.497890][ T32] r4:844bb340 [ 1325.497921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.497957][ T32] INFO: task kworker/1:15:3156 blocked for more than 452 seconds. [ 1325.497998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.498065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.498109][ T32] task:kworker/1:15 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498178][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498232][ T32] Call trace: [ 1325.498266][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.498321][ T32] r10:829187f4 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:8387ec00 [ 1325.498345][ T32] r4:8387ec00 [ 1325.498365][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.498460][ T32] r5:8387ec00 r4:829187f0 [ 1325.498494][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.498539][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.498589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1325.498613][ T32] r4:00000000 [ 1325.498660][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.498705][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.498748][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.498846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526c00 [ 1325.498901][ T32] r4:00000000 [ 1325.498926][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.499009][ T32] r9:83018205 r8:8387ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1325.499036][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.499108][ T32] r5:00001000 r4:eb721000 [ 1325.499146][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.499191][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.499241][ T32] r5:8555d38c r4:8555d000 [ 1325.499262][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.499314][ T32] r7:ddde2d40 r6:83018200 r5:8555d38c r4:8482ca00 [ 1325.499337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.499386][ T32] r10:61c88647 r9:8387ec00 r8:8482ca2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.499437][ T32] r4:8482ca00 [ 1325.499462][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.499512][ T32] r10:00000000 r9:8482ca00 r8:8027ecf4 r7:dfac1e60 r6:830cd080 r5:8387ec00 [ 1325.499563][ T32] r4:00000001 [ 1325.499653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.499694][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1325.499723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.499780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.499812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.499843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.499893][ T32] r4:847a8240 [ 1325.500485][ T32] INFO: task kworker/1:15:3156 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.500581][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.500727][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.500808][ T32] Call trace: [ 1325.500841][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.500922][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.500951][ T32] r4:00000000 [ 1325.500993][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.501076][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.501161][ T32] dd20: a0682000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.501200][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.501234][ T32] dd60: 80000013 ffffffff [ 1325.501261][ T32] r5:80000013 r4:80239bb0 [ 1325.501286][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.501438][ T32] r4:82ac21e4 [ 1325.501466][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.501515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.501541][ T32] r4:e46fddc0 [ 1325.501562][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.501608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.501649][ T32] r4:00000000 [ 1325.501697][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.501751][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.501804][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.501856][ T32] r5:00001000 r4:e042b000 [ 1325.501879][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.501921][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.501965][ T32] r5:8502278c r4:85022400 [ 1325.502014][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.502153][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.502212][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.502308][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.502386][ T32] r4:84753d00 [ 1325.502455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.502548][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.502596][ T32] r4:00000001 [ 1325.502665][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.502746][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.502823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.502891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.502969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.503096][ T32] r4:844bb340 [ 1325.503142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.503198][ T32] INFO: task kworker/1:16:3158 blocked for more than 452 seconds. [ 1325.503244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.503271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.503452][ T32] task:kworker/1:16 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.503508][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.503553][ T32] Call trace: [ 1325.503587][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.503682][ T32] r10:829187f4 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:83aa3000 [ 1325.503709][ T32] r4:83aa3000 [ 1325.503732][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.503778][ T32] r5:83aa3000 r4:829187f0 [ 1325.503799][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.503841][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.503954][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1325.504062][ T32] r4:00000000 [ 1325.504098][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.504191][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.504274][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.504321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563e680 [ 1325.504348][ T32] r4:00000000 [ 1325.504370][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.504445][ T32] r9:83018205 r8:83aa3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1325.504498][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.504601][ T32] r5:00001000 r4:eb035000 [ 1325.504731][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.528200][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528412][ T32] r5:853d2f8c r4:853d2c00 [ 1325.528473][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.528577][ T32] r7:ddde2d40 r6:83018200 r5:853d2f8c r4:8482ca80 [ 1325.528636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.529012][ T32] r10:61c88647 r9:83aa3000 r8:8482caac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.529187][ T32] r4:8482ca80 [ 1325.529253][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.529363][ T32] r10:00000000 r9:8482ca80 r8:8027ecf4 r7:dfac1e60 r6:8482cb00 r5:83aa3000 [ 1325.529427][ T32] r4:00000001 [ 1325.529476][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.529581][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.529658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.529723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.529807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.529907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.529966][ T32] r4:847a8180 [ 1325.530845][ T32] INFO: task kworker/1:16:3158 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.530961][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.531158][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.531272][ T32] Call trace: [ 1325.531381][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.531492][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.531540][ T32] r4:00000000 [ 1325.531590][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.531669][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.531733][ T32] dd20: a083a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.531919][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.531984][ T32] dd60: 80000013 ffffffff [ 1325.532039][ T32] r5:80000013 r4:80239bb0 [ 1325.532087][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.532183][ T32] r4:82ac21e4 [ 1325.532254][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.532343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.532411][ T32] r4:e46fddc0 [ 1325.532470][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.532572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.532625][ T32] r4:00000000 [ 1325.532668][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.532763][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.532813][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.532904][ T32] r5:00001000 r4:e042b000 [ 1325.532953][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.533038][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.533176][ T32] r5:8502278c r4:85022400 [ 1325.533231][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.533329][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.533373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.533479][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.533547][ T32] r4:84753d00 [ 1325.533597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.533698][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.533752][ T32] r4:00000001 [ 1325.533791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.533884][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.533965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.534012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.534043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.534075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.534101][ T32] r4:844bb340 [ 1325.534126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.534187][ T32] INFO: task kworker/1:17:3161 blocked for more than 452 seconds. [ 1325.534268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.534314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.534364][ T32] task:kworker/1:17 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.534458][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.534533][ T32] Call trace: [ 1325.534609][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.534663][ T32] r10:829187f4 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:832ec800 [ 1325.534744][ T32] r4:832ec800 [ 1325.552852][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.553066][ T32] r5:832ec800 r4:829187f0 [ 1325.553157][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.553215][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.553267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1325.553322][ T32] r4:00000000 [ 1325.553352][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.553424][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.553474][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.553522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855540 [ 1325.553562][ T32] r4:00000000 [ 1325.553617][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.553673][ T32] r9:83018205 r8:832ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1325.553725][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.553801][ T32] r5:00001000 r4:eb155000 [ 1325.553833][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.553878][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553925][ T32] r5:8572bf8c r4:8572bc00 [ 1325.553947][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.554015][ T32] r7:ddde2d40 r6:83018200 r5:8572bf8c r4:8482cb80 [ 1325.554038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.554087][ T32] r10:61c88647 r9:832ec800 r8:8482cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.554110][ T32] r4:8482cb80 [ 1325.554159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.554215][ T32] r10:00000000 r9:8482cb80 r8:8027ecf4 r7:dfac1e60 r6:8482cc00 r5:832ec800 [ 1325.554268][ T32] r4:00000001 [ 1325.554293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.554332][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1325.554394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.554430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.554460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.554492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.554516][ T32] r4:847a8640 [ 1325.566481][ T32] INFO: task kworker/1:17:3161 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.566696][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.566871][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.566993][ T32] Call trace: [ 1325.567032][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.567125][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.567185][ T32] r4:00000000 [ 1325.567222][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.567299][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.567370][ T32] dd20: a0cc0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.567437][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.567506][ T32] dd60: 80000013 ffffffff [ 1325.567537][ T32] r5:80000013 r4:80239bb0 [ 1325.567559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.567639][ T32] r4:82ac21e4 [ 1325.567666][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.567713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.567738][ T32] r4:e46fddc0 [ 1325.567759][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.567804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.567827][ T32] r4:00000000 [ 1325.567966][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.568082][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.568179][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.568284][ T32] r5:00001000 r4:e042b000 [ 1325.568331][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.568417][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.568502][ T32] r5:8502278c r4:85022400 [ 1325.568542][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.568597][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.568621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.568670][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.568694][ T32] r4:84753d00 [ 1325.568715][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.568763][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.568786][ T32] r4:00000001 [ 1325.568807][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.568896][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.568933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.568973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.569029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.569117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.569204][ T32] r4:844bb340 [ 1325.569244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.569333][ T32] INFO: task kworker/1:18:3162 blocked for more than 452 seconds. [ 1325.569382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.569438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.569509][ T32] task:kworker/1:18 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.569603][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.569712][ T32] Call trace: [ 1325.569791][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.569881][ T32] r10:829187f4 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:832e8c00 [ 1325.569921][ T32] r4:832e8c00 [ 1325.569963][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.570068][ T32] r5:832e8c00 r4:829187f0 [ 1325.570121][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.570174][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.570245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1325.570302][ T32] r4:00000000 [ 1325.570357][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.570440][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.570512][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.570632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578f880 [ 1325.570707][ T32] r4:00000000 [ 1325.570777][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.570917][ T32] r9:83018205 r8:832e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.571013][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.571106][ T32] r5:00001000 r4:e058f000 [ 1325.571145][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.571223][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.571342][ T32] r5:8571838c r4:85718000 [ 1325.571401][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.571507][ T32] r7:ddde2d40 r6:83018200 r5:8571838c r4:8482cc80 [ 1325.571555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.571647][ T32] r10:61c88647 r9:832e8c00 r8:8482ccac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.571710][ T32] r4:8482cc80 [ 1325.571748][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.571849][ T32] r10:00000000 r9:8482cc80 r8:8027ecf4 r7:dfad9e60 r6:8482cd00 r5:832e8c00 [ 1325.571936][ T32] r4:00000001 [ 1325.571994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.572087][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1325.572153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.572233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.572300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.572366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.572425][ T32] r4:847a8640 [ 1325.573132][ T32] INFO: task kworker/1:18:3162 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.573281][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.573467][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.573592][ T32] Call trace: [ 1325.573666][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.573786][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.573867][ T32] r4:00000000 [ 1325.573917][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.574031][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.574109][ T32] dd20: a0cc0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.574177][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.574234][ T32] dd60: 80000013 ffffffff [ 1325.574285][ T32] r5:80000013 r4:80239bb0 [ 1325.574354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.574446][ T32] r4:82ac21e4 [ 1325.574550][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.574675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.574728][ T32] r4:e46fddc0 [ 1325.574771][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.574870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.574921][ T32] r4:00000000 [ 1325.574986][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.575102][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.575212][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.575310][ T32] r5:00001000 r4:e042b000 [ 1325.575355][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.608659][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.608918][ T32] r5:8502278c r4:85022400 [ 1325.608962][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.609060][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.609155][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.609253][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.609317][ T32] r4:84753d00 [ 1325.609345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.609401][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.609432][ T32] r4:00000001 [ 1325.609515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.609595][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.609670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.609708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.609738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.609770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.609837][ T32] r4:844bb340 [ 1325.609902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.609961][ T32] INFO: task kworker/1:19:3165 blocked for more than 452 seconds. [ 1325.610009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.610039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.610063][ T32] task:kworker/1:19 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.610178][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.610293][ T32] Call trace: [ 1325.610352][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.610468][ T32] r10:829187f4 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:840be000 [ 1325.610519][ T32] r4:840be000 [ 1325.610543][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.610593][ T32] r5:840be000 r4:829187f0 [ 1325.610620][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.610701][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.610795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1325.610826][ T32] r4:00000000 [ 1325.610850][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.610915][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.610969][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.611029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a88b80 [ 1325.611057][ T32] r4:00000000 [ 1325.611081][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.611137][ T32] r9:83018205 r8:840be000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1325.611161][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.611260][ T32] r5:00001000 r4:eb5ad000 [ 1325.611288][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.611334][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.611407][ T32] r5:857edf8c r4:857edc00 [ 1325.611461][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.611519][ T32] r7:ddde2d40 r6:83018200 r5:857edf8c r4:8482cd80 [ 1325.611575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.611679][ T32] r10:61c88647 r9:840be000 r8:8482cdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.611710][ T32] r4:8482cd80 [ 1325.611810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.611936][ T32] r10:00000000 r9:8482cd80 r8:8027ecf4 r7:dfad9e60 r6:8482ce00 r5:840be000 [ 1325.612026][ T32] r4:00000001 [ 1325.612106][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.612180][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1325.612248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.612313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.612376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.612443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.612495][ T32] r4:847a8740 [ 1325.613425][ T32] INFO: task kworker/1:19:3165 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.613515][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.613688][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.613842][ T32] Call trace: [ 1325.613929][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.614085][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.614155][ T32] r4:00000000 [ 1325.614200][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.614284][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.614345][ T32] dd20: a1213000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.614403][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.614468][ T32] dd60: 80000013 ffffffff [ 1325.614534][ T32] r5:80000013 r4:80239bb0 [ 1325.614609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.625273][ T32] r4:82ac21e4 [ 1325.625396][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.625480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.625508][ T32] r4:e46fddc0 [ 1325.625531][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.625581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.625605][ T32] r4:00000000 [ 1325.625626][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.625694][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.625724][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.625777][ T32] r5:00001000 r4:e042b000 [ 1325.625798][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.625867][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.625972][ T32] r5:8502278c r4:85022400 [ 1325.626026][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.626088][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.626157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.626216][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.626244][ T32] r4:84753d00 [ 1325.626265][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.626314][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.626364][ T32] r4:00000001 [ 1325.626389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.626435][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.626470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.626501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.626531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.626619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.626661][ T32] r4:844bb340 [ 1325.626722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.626761][ T32] INFO: task kworker/1:20:3166 blocked for more than 452 seconds. [ 1325.626807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.626836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.626860][ T32] task:kworker/1:20 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.627006][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.627122][ T32] Call trace: [ 1325.627161][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.627223][ T32] r10:829187f4 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:840bd400 [ 1325.627270][ T32] r4:840bd400 [ 1325.627305][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.627378][ T32] r5:840bd400 r4:829187f0 [ 1325.627430][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.627492][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.627546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1325.627598][ T32] r4:00000000 [ 1325.627650][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.627695][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.627736][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.627782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a8900 [ 1325.627818][ T32] r4:00000000 [ 1325.627884][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.627989][ T32] r9:83018205 r8:840bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.628025][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.628075][ T32] r5:00001000 r4:dfaf3000 [ 1325.628152][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.628200][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.628277][ T32] r5:857ecb8c r4:857ec800 [ 1325.628355][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.628566][ T32] r7:ddde2d40 r6:83018200 r5:857ecb8c r4:8482ce80 [ 1325.628630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.628701][ T32] r10:61c88647 r9:840bd400 r8:8482ceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.628775][ T32] r4:8482ce80 [ 1325.628810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.628861][ T32] r10:00000000 r9:8482ce80 r8:8027ecf4 r7:dfaf1e60 r6:8482cf00 r5:840bd400 [ 1325.628885][ T32] r4:00000001 [ 1325.628905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.628958][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1325.628991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.629028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.629058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.629129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.629220][ T32] r4:847a8740 [ 1325.629861][ T32] INFO: task kworker/1:20:3166 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.629910][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.629979][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.630029][ T32] Call trace: [ 1325.630099][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.630155][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.630180][ T32] r4:00000000 [ 1325.630228][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.630290][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.630353][ T32] dd20: a1213000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.630387][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.630440][ T32] dd60: 80000013 ffffffff [ 1325.630469][ T32] r5:80000013 r4:80239bb0 [ 1325.630494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.630565][ T32] r4:82ac21e4 [ 1325.630591][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.630645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.630671][ T32] r4:e46fddc0 [ 1325.630692][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.630737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.630787][ T32] r4:00000000 [ 1325.630812][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.630919][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.630947][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.630998][ T32] r5:00001000 r4:e042b000 [ 1325.631020][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.631061][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.631157][ T32] r5:8502278c r4:85022400 [ 1325.631227][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.631366][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.631419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.631500][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.631556][ T32] r4:84753d00 [ 1325.631581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.631660][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.631690][ T32] r4:00000001 [ 1325.631711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.631750][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.631816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.631867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.631898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.631943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.632005][ T32] r4:844bb340 [ 1325.632032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.632090][ T32] INFO: task kworker/0:11:3168 blocked for more than 452 seconds. [ 1325.632178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.632222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.632272][ T32] task:kworker/0:11 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.632363][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.632496][ T32] Call trace: [ 1325.632588][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.632685][ T32] r10:829187f4 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:840bc800 [ 1325.632715][ T32] r4:840bc800 [ 1325.632743][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.632790][ T32] r5:840bc800 r4:829187f0 [ 1325.632877][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.632926][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.632982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1325.633025][ T32] r4:00000000 [ 1325.633156][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.633218][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.633261][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.633335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b54d00 [ 1325.633372][ T32] r4:00000000 [ 1325.633466][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.633607][ T32] r9:83018005 r8:840bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1325.633637][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.633685][ T32] r5:00001000 r4:eac4f000 [ 1325.633724][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.633797][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.633846][ T32] r5:859d1f8c r4:859d1c00 [ 1325.633870][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.633919][ T32] r7:dddced40 r6:83018000 r5:859d1f8c r4:830cd380 [ 1325.633941][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.634028][ T32] r10:61c88647 r9:840bc800 r8:830cd3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.634082][ T32] r4:830cd380 [ 1325.634109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.634159][ T32] r10:00000000 r9:830cd380 r8:8027ecf4 r7:dfa51e60 r6:8482cf80 r5:840bc800 [ 1325.634184][ T32] r4:00000001 [ 1325.634212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.634251][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1325.634307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.634369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.634404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.634458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.634509][ T32] r4:847f1e80 [ 1325.663241][ T32] INFO: task kworker/0:11:3168 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.663420][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.663564][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.663702][ T32] Call trace: [ 1325.663757][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.663831][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.663885][ T32] r4:00000000 [ 1325.663914][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.663972][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.664012][ T32] dd20: a169e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.664045][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.664072][ T32] dd60: 80000013 ffffffff [ 1325.664126][ T32] r5:80000013 r4:80239bb0 [ 1325.664152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.664219][ T32] r4:82ac21e4 [ 1325.664248][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.664351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.664381][ T32] r4:e46fddc0 [ 1325.664405][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.664452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.664478][ T32] r4:00000000 [ 1325.664499][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.664551][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.664601][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.664708][ T32] r5:00001000 r4:e042b000 [ 1325.675428][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.675529][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.675584][ T32] r5:8502278c r4:85022400 [ 1325.675609][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.675665][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.675691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.675774][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.675807][ T32] r4:84753d00 [ 1325.675830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.675884][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.675911][ T32] r4:00000001 [ 1325.675947][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.675992][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.676054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.676091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.676155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.676261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.676298][ T32] r4:844bb340 [ 1325.676327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.676395][ T32] INFO: task kworker/1:21:3170 blocked for more than 452 seconds. [ 1325.676474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.676533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.676562][ T32] task:kworker/1:21 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.676628][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.676728][ T32] Call trace: [ 1325.676877][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.676937][ T32] r10:829187f4 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:840b9800 [ 1325.677017][ T32] r4:840b9800 [ 1325.677081][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.677177][ T32] r5:840b9800 r4:829187f0 [ 1325.677290][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.677378][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.677489][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1325.677524][ T32] r4:00000000 [ 1325.677548][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.677617][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.677674][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.677749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b3dc0 [ 1325.677780][ T32] r4:00000000 [ 1325.677803][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.677855][ T32] r9:83018205 r8:840b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.677879][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.677995][ T32] r5:00001000 r4:dfacb000 [ 1325.678031][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.678103][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.678180][ T32] r5:850c178c r4:850c1400 [ 1325.678210][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.678275][ T32] r7:ddde2d40 r6:83018200 r5:850c178c r4:84749000 [ 1325.678320][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.678402][ T32] r10:61c88647 r9:840b9800 r8:8474902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.678433][ T32] r4:84749000 [ 1325.678455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.678530][ T32] r10:00000000 r9:84749000 r8:8027ecf4 r7:dfaf1e60 r6:84749080 r5:840b9800 [ 1325.678559][ T32] r4:00000001 [ 1325.678582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.678620][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1325.678663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.678699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.678800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.678846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.678923][ T32] r4:847a89c0 [ 1325.679499][ T32] INFO: task kworker/1:21:3170 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.679542][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.679658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.679766][ T32] Call trace: [ 1325.679857][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.679942][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.679979][ T32] r4:00000000 [ 1325.680002][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.680142][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.680294][ T32] dd20: a19d1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.680333][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.680360][ T32] dd60: 80000013 ffffffff [ 1325.680386][ T32] r5:80000013 r4:80239bb0 [ 1325.680436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.680502][ T32] r4:82ac21e4 [ 1325.680528][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.680670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.680728][ T32] r4:e46fddc0 [ 1325.680766][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.680833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.680862][ T32] r4:00000000 [ 1325.680884][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.680937][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.680964][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.681009][ T32] r5:00001000 r4:e042b000 [ 1325.681058][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.681143][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.681210][ T32] r5:8502278c r4:85022400 [ 1325.681238][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.681290][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.681313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.681388][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.681443][ T32] r4:84753d00 [ 1325.681546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.681599][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.681623][ T32] r4:00000001 [ 1325.681643][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.681679][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.681721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.681783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.681841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.681956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.682014][ T32] r4:844bb340 [ 1325.682058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.682102][ T32] INFO: task kworker/1:22:3172 blocked for more than 452 seconds. [ 1325.682162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.682191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.682245][ T32] task:kworker/1:22 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.682329][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.682414][ T32] Call trace: [ 1325.682453][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.682507][ T32] r10:829187f4 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:840bec00 [ 1325.682560][ T32] r4:840bec00 [ 1325.682585][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.682661][ T32] r5:840bec00 r4:829187f0 [ 1325.682686][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.682757][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.682845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1325.682888][ T32] r4:00000000 [ 1325.682912][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.682997][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.683047][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.683095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592c940 [ 1325.683150][ T32] r4:00000000 [ 1325.683200][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.683257][ T32] r9:83018205 r8:840bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1325.683334][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.683435][ T32] r5:00001000 r4:ebb7d000 [ 1325.683460][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.683502][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.683626][ T32] r5:85810f8c r4:85810c00 [ 1325.683651][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.683700][ T32] r7:ddde2d40 r6:83018200 r5:85810f8c r4:84749100 [ 1325.683721][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.683769][ T32] r10:61c88647 r9:840bec00 r8:8474912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.683793][ T32] r4:84749100 [ 1325.683851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.683902][ T32] r10:00000000 r9:84749100 r8:8027ecf4 r7:dfb15e60 r6:84749180 r5:840bec00 [ 1325.683925][ T32] r4:00000001 [ 1325.683945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.683997][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1325.684030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.684060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.684144][ T32] r4:847a8b40 [ 1325.684469][ T32] INFO: task kworker/1:22:3172 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.684538][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.684722][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.705474][ T32] Call trace: [ 1325.705526][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.705649][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.705676][ T32] r4:00000000 [ 1325.705726][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.705777][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.705842][ T32] dd20: a1c3b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.705886][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.705959][ T32] dd60: 80000013 ffffffff [ 1325.706098][ T32] r5:80000013 r4:80239bb0 [ 1325.706124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.706173][ T32] r4:82ac21e4 [ 1325.706194][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.706248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.706272][ T32] r4:e46fddc0 [ 1325.706294][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.706340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.706364][ T32] r4:00000000 [ 1325.706386][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.706463][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.706500][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.706564][ T32] r5:00001000 r4:e042b000 [ 1325.706591][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.706660][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.706711][ T32] r5:8502278c r4:85022400 [ 1325.706732][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.706786][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.706808][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.706857][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.706894][ T32] r4:84753d00 [ 1325.706950][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.707004][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.707056][ T32] r4:00000001 [ 1325.707109][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.707150][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.707236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.707272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.707336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.707398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.707425][ T32] r4:844bb340 [ 1325.707453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.707488][ T32] INFO: task kworker/1:23:3173 blocked for more than 452 seconds. [ 1325.707526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.707555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.707604][ T32] task:kworker/1:23 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.707724][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.707774][ T32] Call trace: [ 1325.707807][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.707858][ T32] r10:829187f4 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:840b8000 [ 1325.707912][ T32] r4:840b8000 [ 1325.707970][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.708068][ T32] r5:840b8000 r4:829187f0 [ 1325.708128][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.708207][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.708289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1325.708315][ T32] r4:00000000 [ 1325.708364][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.708411][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.708452][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.708498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b37c0 [ 1325.708523][ T32] r4:00000000 [ 1325.708570][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.708622][ T32] r9:83018205 r8:840b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1325.708671][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.708746][ T32] r5:00001000 r4:ec667000 [ 1325.708772][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.708842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.708917][ T32] r5:85902b8c r4:85902800 [ 1325.708976][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.709030][ T32] r7:ddde2d40 r6:83018200 r5:85902b8c r4:84749200 [ 1325.709053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.709135][ T32] r10:61c88647 r9:840b8000 r8:8474922c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.709183][ T32] r4:84749200 [ 1325.709231][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.709284][ T32] r10:00000000 r9:84749200 r8:8027ecf4 r7:dfb21e60 r6:84749280 r5:840b8000 [ 1325.709315][ T32] r4:00000001 [ 1325.709378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.709462][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1325.709555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.709607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.709665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.709716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.709768][ T32] r4:847a8d80 [ 1325.710396][ T32] INFO: task kworker/1:23:3173 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.710520][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.710690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.710749][ T32] Call trace: [ 1325.710810][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.710873][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.710948][ T32] r4:00000000 [ 1325.710983][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.711032][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.711097][ T32] dd20: a1c3b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.711137][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.711165][ T32] dd60: 80000013 ffffffff [ 1325.711192][ T32] r5:80000013 r4:80239bb0 [ 1325.711224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.711270][ T32] r4:82ac21e4 [ 1325.711320][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.711383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.711410][ T32] r4:e46fddc0 [ 1325.711487][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.711570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.711614][ T32] r4:00000000 [ 1325.711639][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.711698][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.711723][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.711769][ T32] r5:00001000 r4:e042b000 [ 1325.711792][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.711836][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.711884][ T32] r5:8502278c r4:85022400 [ 1325.711964][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.712061][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.712088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.712142][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.712166][ T32] r4:84753d00 [ 1325.712188][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.712287][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.712344][ T32] r4:00000001 [ 1325.712398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.712452][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.712482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.712540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.712576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.712694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.712808][ T32] r4:844bb340 [ 1325.712836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.712894][ T32] INFO: task kworker/1:24:3176 blocked for more than 452 seconds. [ 1325.712973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.713031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.713060][ T32] task:kworker/1:24 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.713157][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.713234][ T32] Call trace: [ 1325.713274][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.713355][ T32] r10:829187f4 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:83304800 [ 1325.713414][ T32] r4:83304800 [ 1325.713443][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.713494][ T32] r5:83304800 r4:829187f0 [ 1325.713519][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.713564][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.713619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1325.713644][ T32] r4:00000000 [ 1325.713665][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.713734][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.713793][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.713844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877bc0 [ 1325.713870][ T32] r4:00000000 [ 1325.713891][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.713941][ T32] r9:83018205 r8:83304800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1325.713968][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.714013][ T32] r5:00001000 r4:ecdb1000 [ 1325.714089][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.714138][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.714186][ T32] r5:85a7cf8c r4:85a7cc00 [ 1325.714216][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.714294][ T32] r7:ddde2d40 r6:83018200 r5:85a7cf8c r4:84749300 [ 1325.714363][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.714419][ T32] r10:61c88647 r9:83304800 r8:8474932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.714446][ T32] r4:84749300 [ 1325.714467][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.714517][ T32] r10:00000000 r9:84749300 r8:8027ecf4 r7:dfb21e60 r6:84749380 r5:83304800 [ 1325.714542][ T32] r4:00000001 [ 1325.714743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.736832][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1325.736905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.736943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.736976][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.737016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.737043][ T32] r4:847ab0c0 [ 1325.737919][ T32] INFO: task kworker/1:24:3176 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.738035][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.738341][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.738424][ T32] Call trace: [ 1325.738533][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.738628][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.738658][ T32] r4:00000000 [ 1325.738787][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.738864][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.738901][ T32] dd20: a1ee4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.738998][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.739030][ T32] dd60: 80000013 ffffffff [ 1325.739083][ T32] r5:80000013 r4:80239bb0 [ 1325.739154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.739210][ T32] r4:82ac21e4 [ 1325.739267][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.739322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.739414][ T32] r4:e46fddc0 [ 1325.739440][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.739507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.739559][ T32] r4:00000000 [ 1325.739583][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.739692][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.739745][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.739853][ T32] r5:00001000 r4:e042b000 [ 1325.739983][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.740032][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.740080][ T32] r5:8502278c r4:85022400 [ 1325.740101][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.740151][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.740201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.740296][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.740325][ T32] r4:84753d00 [ 1325.740347][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.740422][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.740477][ T32] r4:00000001 [ 1325.740502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740569][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.740628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.740742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.740864][ T32] r4:844bb340 [ 1325.740918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.741037][ T32] INFO: task kworker/1:25:3178 blocked for more than 452 seconds. [ 1325.741173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.741248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.741295][ T32] task:kworker/1:25 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.741349][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741394][ T32] Call trace: [ 1325.741434][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.741509][ T32] r10:829187f4 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:84918000 [ 1325.741537][ T32] r4:84918000 [ 1325.741586][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.741651][ T32] r5:84918000 r4:829187f0 [ 1325.741686][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.741732][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.741783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1325.741807][ T32] r4:00000000 [ 1325.741829][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.741884][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.741961][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.742048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549cc40 [ 1325.742237][ T32] r4:00000000 [ 1325.742265][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.742316][ T32] r9:83018205 r8:84918000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.742340][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.742413][ T32] r5:00001000 r4:ea783000 [ 1325.742445][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.742489][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742568][ T32] r5:8581238c r4:85812000 [ 1325.742615][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.742754][ T32] r7:ddde2d40 r6:83018200 r5:8581238c r4:84749400 [ 1325.742809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.742914][ T32] r10:61c88647 r9:84918000 r8:8474942c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.743016][ T32] r4:84749400 [ 1325.743069][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.743171][ T32] r10:00000000 r9:84749400 r8:8027ecf4 r7:dfb39e60 r6:84749480 r5:84918000 [ 1325.743255][ T32] r4:00000001 [ 1325.743309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.743390][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1325.743453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.743516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.743579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.743648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.743697][ T32] r4:8493f080 [ 1325.744078][ T32] INFO: task kworker/1:25:3178 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.744121][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.744220][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.744302][ T32] Call trace: [ 1325.744400][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.744481][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.744507][ T32] r4:00000000 [ 1325.744582][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.744664][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.763531][ T32] dd20: a2136000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.763681][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.763711][ T32] dd60: 80000013 ffffffff [ 1325.763758][ T32] r5:80000013 r4:80239bb0 [ 1325.763790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.763867][ T32] r4:82ac21e4 [ 1325.763889][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.763938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.763983][ T32] r4:e46fddc0 [ 1325.764066][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.764153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.764197][ T32] r4:00000000 [ 1325.764285][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.764395][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.764464][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.764595][ T32] r5:00001000 r4:e042b000 [ 1325.775141][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.775457][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.775567][ T32] r5:8502278c r4:85022400 [ 1325.775638][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.775748][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.775798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.775904][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.775961][ T32] r4:84753d00 [ 1325.776010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.776119][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.776175][ T32] r4:00000001 [ 1325.776228][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.776317][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.776413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.776483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.776543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.776604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.776631][ T32] r4:844bb340 [ 1325.776662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.776699][ T32] INFO: task kworker/1:26:3179 blocked for more than 452 seconds. [ 1325.776776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.776875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.776934][ T32] task:kworker/1:26 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.777065][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.777407][ T32] Call trace: [ 1325.777534][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.777600][ T32] r10:829187f4 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:84918c00 [ 1325.777710][ T32] r4:84918c00 [ 1325.777739][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.777788][ T32] r5:84918c00 r4:829187f0 [ 1325.777811][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.777892][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.777997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.778025][ T32] r4:00000000 [ 1325.778049][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.778129][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.778212][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.778267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85887940 [ 1325.778328][ T32] r4:00000000 [ 1325.778355][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.778439][ T32] r9:83018205 r8:84918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.778731][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.778807][ T32] r5:00001000 r4:ecb63000 [ 1325.778847][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.778945][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.779056][ T32] r5:859f1f8c r4:859f1c00 [ 1325.779159][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.779221][ T32] r7:ddde2d40 r6:83018200 r5:859f1f8c r4:84749500 [ 1325.779246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.779469][ T32] r10:61c88647 r9:84918c00 r8:8474952c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.779510][ T32] r4:84749500 [ 1325.779591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.779683][ T32] r10:00000000 r9:84749500 r8:8027ecf4 r7:dfb39e60 r6:84749580 r5:84918c00 [ 1325.779737][ T32] r4:00000001 [ 1325.779768][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.779843][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.779887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.779919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.779973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.780028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.780072][ T32] r4:8493f080 [ 1325.780658][ T32] INFO: task kworker/1:26:3179 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.780701][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.780855][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.780973][ T32] Call trace: [ 1325.781015][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.781134][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.781208][ T32] r4:00000000 [ 1325.781246][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.781295][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.781351][ T32] dd20: a228a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.781388][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.781416][ T32] dd60: 80000013 ffffffff [ 1325.781442][ T32] r5:80000013 r4:80239bb0 [ 1325.781465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.781618][ T32] r4:82ac21e4 [ 1325.781646][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.781713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.781745][ T32] r4:e46fddc0 [ 1325.781794][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.781873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.781929][ T32] r4:00000000 [ 1325.781957][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.782044][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.782072][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.782122][ T32] r5:00001000 r4:e042b000 [ 1325.782184][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.782242][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.782290][ T32] r5:8502278c r4:85022400 [ 1325.782313][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.782365][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.782417][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.782507][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.782535][ T32] r4:84753d00 [ 1325.782658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.782715][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.782741][ T32] r4:00000001 [ 1325.782763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.782882][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.782959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.782996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.783082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.783120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.783229][ T32] r4:844bb340 [ 1325.783258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.783290][ T32] INFO: task kworker/0:12:3183 blocked for more than 452 seconds. [ 1325.783326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.783407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.783697][ T32] task:kworker/0:12 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.783754][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.783817][ T32] Call trace: [ 1325.783864][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.783920][ T32] r10:829187f4 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83878c00 [ 1325.783947][ T32] r4:83878c00 [ 1325.784026][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.784080][ T32] r5:83878c00 r4:829187f0 [ 1325.784148][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.784217][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.784277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1325.784302][ T32] r4:00000000 [ 1325.784330][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.784454][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.784529][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.784615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862280 [ 1325.784676][ T32] r4:00000000 [ 1325.784723][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.805310][ T32] r9:83018005 r8:83878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1325.805453][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805565][ T32] r5:00001000 r4:ecdbb000 [ 1325.805595][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.805643][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.805768][ T32] r5:859e438c r4:859e4000 [ 1325.805806][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.805894][ T32] r7:dddced40 r6:83018000 r5:859e438c r4:830b8700 [ 1325.805949][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.806010][ T32] r10:61c88647 r9:83878c00 r8:830b872c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.806040][ T32] r4:830b8700 [ 1325.806065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.806151][ T32] r10:00000000 r9:830b8700 r8:8027ecf4 r7:dfa51e60 r6:830b8580 r5:83878c00 [ 1325.806183][ T32] r4:00000001 [ 1325.806215][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.806261][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1325.806312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.806351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.806398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.806491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.806521][ T32] r4:847f1240 [ 1325.807140][ T32] INFO: task kworker/0:12:3183 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.807208][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.807398][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.807453][ T32] Call trace: [ 1325.807529][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.807589][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.807639][ T32] r4:00000000 [ 1325.807666][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.807723][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.807760][ T32] dd20: a256b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.807819][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.807934][ T32] dd60: 80000013 ffffffff [ 1325.808005][ T32] r5:80000013 r4:80239bb0 [ 1325.808036][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.808122][ T32] r4:82ac21e4 [ 1325.808190][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.808278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.808336][ T32] r4:e46fddc0 [ 1325.808387][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.808444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.808469][ T32] r4:00000000 [ 1325.808491][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.808572][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.808604][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.808679][ T32] r5:00001000 r4:e042b000 [ 1325.808716][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.808763][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.808811][ T32] r5:8502278c r4:85022400 [ 1325.808834][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.808886][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.808908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.808995][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.809056][ T32] r4:84753d00 [ 1325.809132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.809198][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.809234][ T32] r4:00000001 [ 1325.809255][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.809295][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.809327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.809359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.809388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.809420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.809445][ T32] r4:844bb340 [ 1325.809487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.809548][ T32] INFO: task kworker/0:13:3184 blocked for more than 452 seconds. [ 1325.809621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.809665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.809699][ T32] task:kworker/0:13 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.809766][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.809820][ T32] Call trace: [ 1325.809853][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.809909][ T32] r10:829187f4 r9:dfb45d84 r8:00000002 r7:60000013 r6:dfb45d8c r5:83878000 [ 1325.809935][ T32] r4:83878000 [ 1325.809986][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.810038][ T32] r5:83878000 r4:829187f0 [ 1325.810060][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.810107][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.810211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1325.810249][ T32] r4:00000000 [ 1325.810273][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.810348][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.810667][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.810742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b54500 [ 1325.810772][ T32] r4:00000000 [ 1325.810795][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.810918][ T32] r9:83018005 r8:83878000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1325.810973][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.811075][ T32] r5:00001000 r4:eb75b000 [ 1325.811148][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.811198][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.811285][ T32] r5:859d2f8c r4:859d2c00 [ 1325.811313][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.811367][ T32] r7:dddced40 r6:83018000 r5:859d2f8c r4:832a1500 [ 1325.811389][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.811440][ T32] r10:61c88647 r9:83878000 r8:832a152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.811466][ T32] r4:832a1500 [ 1325.811486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.811540][ T32] r10:00000000 r9:832a1500 r8:8027ecf4 r7:dfb2de60 r6:832a1880 r5:83878000 [ 1325.811593][ T32] r4:00000001 [ 1325.811625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.811693][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1325.811794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.811856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.811898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.811935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.811967][ T32] r4:847f1240 [ 1325.812448][ T32] INFO: task kworker/0:13:3184 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.812501][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.812573][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.812625][ T32] Call trace: [ 1325.812659][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.812715][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.812762][ T32] r4:00000000 [ 1325.812791][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.812890][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.812934][ T32] dd20: a256b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.812997][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.813030][ T32] dd60: 80000013 ffffffff [ 1325.813057][ T32] r5:80000013 r4:80239bb0 [ 1325.813148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.813258][ T32] r4:82ac21e4 [ 1325.813293][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.813347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.813387][ T32] r4:e46fddc0 [ 1325.813463][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.813590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.813633][ T32] r4:00000000 [ 1325.813681][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.813769][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.813799][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.813877][ T32] r5:00001000 r4:e042b000 [ 1325.813907][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.813953][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.814032][ T32] r5:8502278c r4:85022400 [ 1325.814114][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.814223][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.814250][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.814305][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.814376][ T32] r4:84753d00 [ 1325.814404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.814458][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.814486][ T32] r4:00000001 [ 1325.814507][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.814547][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.814695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.847435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.847526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.847574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.847603][ T32] r4:844bb340 [ 1325.847668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.847711][ T32] INFO: task kworker/0:14:3186 blocked for more than 452 seconds. [ 1325.847753][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.847781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.847872][ T32] task:kworker/0:14 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.847966][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.848062][ T32] Call trace: [ 1325.848117][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.848181][ T32] r10:829187f4 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:84768000 [ 1325.848260][ T32] r4:84768000 [ 1325.848338][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.848390][ T32] r5:84768000 r4:829187f0 [ 1325.848468][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.848517][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.848595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.848651][ T32] r4:00000000 [ 1325.848684][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.848731][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.848776][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.848864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494d940 [ 1325.848926][ T32] r4:00000000 [ 1325.848972][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.849056][ T32] r9:83018005 r8:84768000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1325.849147][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.849215][ T32] r5:00001000 r4:ec8ff000 [ 1325.849270][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.849323][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.849397][ T32] r5:859d378c r4:859d3400 [ 1325.849426][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.849507][ T32] r7:dddced40 r6:83018000 r5:859d378c r4:8459ef00 [ 1325.849548][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.849601][ T32] r10:61c88647 r9:84768000 r8:8459ef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.849626][ T32] r4:8459ef00 [ 1325.849647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.849697][ T32] r10:00000000 r9:8459ef00 r8:8027ecf4 r7:dfb2de60 r6:8459ef80 r5:84768000 [ 1325.849748][ T32] r4:00000001 [ 1325.849773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.849814][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.849844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.849903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.849936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.849975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.850027][ T32] r4:847f1240 [ 1325.850614][ T32] INFO: task kworker/0:14:3186 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.850658][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.850756][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.850805][ T32] Call trace: [ 1325.850865][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.850987][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.851026][ T32] r4:00000000 [ 1325.851061][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.851105][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.851137][ T32] dd20: a2a57000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.851195][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.851254][ T32] dd60: 80000013 ffffffff [ 1325.851311][ T32] r5:80000013 r4:80239bb0 [ 1325.851337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.851383][ T32] r4:82ac21e4 [ 1325.851404][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.851451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.851533][ T32] r4:e46fddc0 [ 1325.851560][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.851633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.851662][ T32] r4:00000000 [ 1325.851683][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.851732][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.851756][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.851802][ T32] r5:00001000 r4:e042b000 [ 1325.851824][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.851866][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.851936][ T32] r5:8502278c r4:85022400 [ 1325.851969][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.852033][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.852059][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.852143][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.852172][ T32] r4:84753d00 [ 1325.852192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.852263][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.852291][ T32] r4:00000001 [ 1325.852314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.852352][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.852381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.852450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.852522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.852603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.852658][ T32] r4:844bb340 [ 1325.852704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.852759][ T32] INFO: task kworker/1:27:3189 blocked for more than 452 seconds. [ 1325.852868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.852901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.852937][ T32] task:kworker/1:27 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.853065][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.853161][ T32] Call trace: [ 1325.853231][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.853341][ T32] r10:829187f4 r9:dfb79d84 r8:00000002 r7:60000013 r6:dfb79d8c r5:84768c00 [ 1325.853412][ T32] r4:84768c00 [ 1325.853484][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.853580][ T32] r5:84768c00 r4:829187f0 [ 1325.853624][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.853708][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.853821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb79e08 [ 1325.853895][ T32] r4:00000000 [ 1325.853951][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.854047][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.854127][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.854219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b39940 [ 1325.854292][ T32] r4:00000000 [ 1325.854353][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.854454][ T32] r9:83018205 r8:84768c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 [ 1325.854531][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.854734][ T32] r5:00001000 r4:eb92b000 [ 1325.878555][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.878675][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.878754][ T32] r5:847cf78c r4:847cf400 [ 1325.878783][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.878838][ T32] r7:ddde2d40 r6:83018200 r5:847cf78c r4:84749600 [ 1325.878890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.878946][ T32] r10:61c88647 r9:84768c00 r8:8474962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.878977][ T32] r4:84749600 [ 1325.879000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.879078][ T32] r10:00000000 r9:84749600 r8:8027ecf4 r7:dfb39e60 r6:8459e180 r5:84768c00 [ 1325.879137][ T32] r4:00000001 [ 1325.879162][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.879210][ T32] Exception stack(0xdfb79fb0 to 0xdfb79ff8) [ 1325.879253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.879316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.879371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.879412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.879438][ T32] r4:8493f6c0 [ 1325.880020][ T32] INFO: task kworker/1:27:3189 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.880065][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.880209][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.880324][ T32] Call trace: [ 1325.880407][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.880509][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.880540][ T32] r4:00000000 [ 1325.880562][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.880659][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.880750][ T32] dd20: a2dad000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.880804][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.880835][ T32] dd60: 80000013 ffffffff [ 1325.880963][ T32] r5:80000013 r4:80239bb0 [ 1325.880990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.881040][ T32] r4:82ac21e4 [ 1325.881063][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.881221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.881267][ T32] r4:e46fddc0 [ 1325.881293][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.881367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.881396][ T32] r4:00000000 [ 1325.881425][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.881484][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.881536][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.881586][ T32] r5:00001000 r4:e042b000 [ 1325.881663][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.881710][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.881755][ T32] r5:8502278c r4:85022400 [ 1325.881783][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.881834][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.881857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.881905][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.881931][ T32] r4:84753d00 [ 1325.881952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.882022][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.882079][ T32] r4:00000001 [ 1325.882180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.882279][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.882312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.882423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.882483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.882545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.882573][ T32] r4:844bb340 [ 1325.882598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.882659][ T32] INFO: task kworker/1:28:3191 blocked for more than 452 seconds. [ 1325.882731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.882763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.882787][ T32] task:kworker/1:28 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.882837][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.882882][ T32] Call trace: [ 1325.882941][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.883031][ T32] r10:829187f4 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:84769800 [ 1325.883113][ T32] r4:84769800 [ 1325.883139][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.883186][ T32] r5:84769800 r4:829187f0 [ 1325.883241][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.883291][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.883372][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1325.883401][ T32] r4:00000000 [ 1325.883475][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.883522][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.883567][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.883617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392200 [ 1325.883641][ T32] r4:00000000 [ 1325.883688][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.883765][ T32] r9:83018205 r8:84769800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1325.883792][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.883889][ T32] r5:00001000 r4:eafaf000 [ 1325.883917][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.883965][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.884010][ T32] r5:8539c78c r4:8539c400 [ 1325.884032][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.884080][ T32] r7:ddde2d40 r6:83018200 r5:8539c78c r4:84749680 [ 1325.884103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.884184][ T32] r10:61c88647 r9:84769800 r8:847496ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.884227][ T32] r4:84749680 [ 1325.884256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.884307][ T32] r10:00000000 r9:84749680 r8:8027ecf4 r7:dfb79e60 r6:8459e200 r5:84769800 [ 1325.884331][ T32] r4:00000001 [ 1325.884380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.884444][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1325.884505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.884539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.884568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.884599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.884623][ T32] r4:8493fa00 [ 1325.895962][ T32] INFO: task kworker/1:28:3191 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.896155][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.896252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.896354][ T32] Call trace: [ 1325.896395][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.896516][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.896547][ T32] r4:00000000 [ 1325.896600][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.896650][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.896712][ T32] dd20: a2e79000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.896748][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.896845][ T32] dd60: 80000013 ffffffff [ 1325.896903][ T32] r5:80000013 r4:80239bb0 [ 1325.896940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.897001][ T32] r4:82ac21e4 [ 1325.897072][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.897175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.897244][ T32] r4:e46fddc0 [ 1325.897270][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.897319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.897385][ T32] r4:00000000 [ 1325.897468][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.897582][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.897654][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.897753][ T32] r5:00001000 r4:e042b000 [ 1325.897806][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.897896][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.898011][ T32] r5:8502278c r4:85022400 [ 1325.898058][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.898162][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.898241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.898404][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.898463][ T32] r4:84753d00 [ 1325.898528][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.898654][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.898730][ T32] r4:00000001 [ 1325.898783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.898862][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.898926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.899002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.899065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.899152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.899229][ T32] r4:844bb340 [ 1325.899291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.899363][ T32] INFO: task kworker/1:29:3193 blocked for more than 452 seconds. [ 1325.899420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.899455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.899488][ T32] task:kworker/1:29 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.899574][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.899684][ T32] Call trace: [ 1325.899804][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.899886][ T32] r10:829187f4 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:8476b000 [ 1325.899916][ T32] r4:8476b000 [ 1325.899937][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.899992][ T32] r5:8476b000 r4:829187f0 [ 1325.900040][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.900116][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.900185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.900215][ T32] r4:00000000 [ 1325.900237][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.900280][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.900319][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.900389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b39280 [ 1325.900428][ T32] r4:00000000 [ 1325.900504][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.900558][ T32] r9:83018205 r8:8476b000 r7:00000000 r6:83018200 r5:00001000 r4:7f1b1000 [ 1325.900598][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.900646][ T32] r5:00001000 r4:dfba9000 [ 1325.900693][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.900737][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.900809][ T32] r5:85a7eb8c r4:85a7e800 [ 1325.900860][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.900914][ T32] r7:ddde2d40 r6:83018200 r5:85a7eb8c r4:84749700 [ 1325.900936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.901004][ T32] r10:61c88647 r9:8476b000 r8:8474972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.901034][ T32] r4:84749700 [ 1325.901067][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.901167][ T32] r10:00000000 r9:84749700 r8:8027ecf4 r7:dfb85e60 r6:8459e500 r5:8476b000 [ 1325.901197][ T32] r4:00000001 [ 1325.901218][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.901283][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.901316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.901347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.901404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.901439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.901463][ T32] r4:8493fa00 [ 1325.901819][ T32] INFO: task kworker/1:29:3193 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.901859][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.901947][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.902054][ T32] Call trace: [ 1325.902134][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.902193][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.902295][ T32] r4:00000000 [ 1325.902354][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.902409][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.902448][ T32] dd20: a2e79000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.902509][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.902593][ T32] dd60: 80000013 ffffffff [ 1325.902637][ T32] r5:80000013 r4:80239bb0 [ 1325.902698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.902744][ T32] r4:82ac21e4 [ 1325.902766][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.902813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.902864][ T32] r4:e46fddc0 [ 1325.902898][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.902946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.902977][ T32] r4:00000000 [ 1325.902997][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.903073][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.903100][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.903149][ T32] r5:00001000 r4:e042b000 [ 1325.903172][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.903235][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.903288][ T32] r5:8502278c r4:85022400 [ 1325.903337][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.903420][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.903499][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.903581][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.903609][ T32] r4:84753d00 [ 1325.903657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.903736][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.903764][ T32] r4:00000001 [ 1325.903787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.903826][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.903854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.903913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.903947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.904011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.904066][ T32] r4:844bb340 [ 1325.904120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.904151][ T32] INFO: task kworker/1:30:3195 blocked for more than 452 seconds. [ 1325.904184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.904209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.904258][ T32] task:kworker/1:30 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.904420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.904467][ T32] Call trace: [ 1325.904500][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.904553][ T32] r10:829187f4 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:8476a400 [ 1325.904578][ T32] r4:8476a400 [ 1325.904599][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.904776][ T32] r5:8476a400 r4:829187f0 [ 1325.935691][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.935826][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.935909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1325.935942][ T32] r4:00000000 [ 1325.935973][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.936117][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.936179][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.936231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b39480 [ 1325.936258][ T32] r4:00000000 [ 1325.936280][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.936337][ T32] r9:83018205 r8:8476a400 r7:00000000 r6:83018200 r5:00001000 r4:7f1b5000 [ 1325.936361][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.936413][ T32] r5:00001000 r4:eb2f5000 [ 1325.936461][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.936510][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.936560][ T32] r5:85a7f38c r4:85a7f000 [ 1325.936610][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.936671][ T32] r7:ddde2d40 r6:83018200 r5:85a7f38c r4:84749780 [ 1325.936695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.936747][ T32] r10:61c88647 r9:8476a400 r8:847497ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.936771][ T32] r4:84749780 [ 1325.936793][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.936898][ T32] r10:00000000 r9:84749780 r8:8027ecf4 r7:dfb9de60 r6:84944000 r5:8476a400 [ 1325.936958][ T32] r4:00000001 [ 1325.936985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.937028][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1325.937117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.937179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.937216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.937317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.937347][ T32] r4:8493fbc0 [ 1325.937965][ T32] INFO: task kworker/1:30:3195 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.938028][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.938181][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.938277][ T32] Call trace: [ 1325.938377][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.938437][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.938463][ T32] r4:00000000 [ 1325.938484][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.938545][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.938636][ T32] dd20: a341d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.938703][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.938813][ T32] dd60: 80000013 ffffffff [ 1325.938897][ T32] r5:80000013 r4:80239bb0 [ 1325.938923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.938981][ T32] r4:82ac21e4 [ 1325.939004][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.939051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.939102][ T32] r4:e46fddc0 [ 1325.939138][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.939216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.939246][ T32] r4:00000000 [ 1325.939288][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.939348][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.939372][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.939443][ T32] r5:00001000 r4:e042b000 [ 1325.939471][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.939545][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.939611][ T32] r5:8502278c r4:85022400 [ 1325.939665][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.939722][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.939745][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.939795][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.939847][ T32] r4:84753d00 [ 1325.939873][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.939952][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.939992][ T32] r4:00000001 [ 1325.940014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.940079][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.940145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.940222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.940309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.940346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.940399][ T32] r4:844bb340 [ 1325.940430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.940523][ T32] INFO: task kworker/1:31:3197 blocked for more than 452 seconds. [ 1325.940581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.940611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.940637][ T32] task:kworker/1:31 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.940690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.940767][ T32] Call trace: [ 1325.940841][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.940897][ T32] r10:829187f4 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:8476bc00 [ 1325.940922][ T32] r4:8476bc00 [ 1325.940964][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.941023][ T32] r5:8476bc00 r4:829187f0 [ 1325.941045][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.941089][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.941215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1325.941246][ T32] r4:00000000 [ 1325.941269][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.941313][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.941379][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.941473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b39380 [ 1325.941504][ T32] r4:00000000 [ 1325.941579][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.941633][ T32] r9:83018205 r8:8476bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1b3000 [ 1325.941738][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.941789][ T32] r5:00001000 r4:dfbb9000 [ 1325.941811][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.941865][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.941961][ T32] r5:85a7ef8c r4:85a7ec00 [ 1325.942038][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.942113][ T32] r7:ddde2d40 r6:83018200 r5:85a7ef8c r4:84749880 [ 1325.942137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.942187][ T32] r10:61c88647 r9:8476bc00 r8:847498ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.942218][ T32] r4:84749880 [ 1325.942246][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.942324][ T32] r10:00000000 r9:84749880 r8:8027ecf4 r7:dfb9de60 r6:84944080 r5:8476bc00 [ 1325.942354][ T32] r4:00000001 [ 1325.942457][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.942512][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1325.942600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.942648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.942678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.942711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.942735][ T32] r4:8493fa00 [ 1325.943128][ T32] INFO: task kworker/1:31:3197 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.943171][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.943282][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.943338][ T32] Call trace: [ 1325.943398][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.943453][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.943483][ T32] r4:00000000 [ 1325.943506][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.943549][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.943582][ T32] dd20: a341d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.943614][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.943640][ T32] dd60: 80000013 ffffffff [ 1325.943666][ T32] r5:80000013 r4:80239bb0 [ 1325.943688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.943731][ T32] r4:82ac21e4 [ 1325.943754][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.943800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.943852][ T32] r4:e46fddc0 [ 1325.943880][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.943928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.943960][ T32] r4:00000000 [ 1325.943987][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.944037][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.944059][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.944135][ T32] r5:00001000 r4:e042b000 [ 1325.944164][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.944213][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.944260][ T32] r5:8502278c r4:85022400 [ 1325.944282][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.944359][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.944418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.944472][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.944496][ T32] r4:84753d00 [ 1325.944542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.944612][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.944752][ T32] r4:00000001 [ 1325.967782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.967893][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.967970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.968024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.968071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.968156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.968196][ T32] r4:844bb340 [ 1325.968259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.968307][ T32] INFO: task kworker/1:32:3198 blocked for more than 452 seconds. [ 1325.968384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.968511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.968546][ T32] task:kworker/1:32 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.968648][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.968709][ T32] Call trace: [ 1325.968794][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.968893][ T32] r10:829187f4 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:8476d400 [ 1325.968926][ T32] r4:8476d400 [ 1325.968961][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.969036][ T32] r5:8476d400 r4:829187f0 [ 1325.969175][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.969255][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.969317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.969482][ T32] r4:00000000 [ 1325.969532][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.969610][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.969689][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.969743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5980 [ 1325.969800][ T32] r4:00000000 [ 1325.969872][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.969935][ T32] r9:83018205 r8:8476d400 r7:00000000 r6:83018200 r5:00001000 r4:7f1d9000 [ 1325.969974][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.970025][ T32] r5:00001000 r4:ece1b000 [ 1325.970049][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.970095][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.970142][ T32] r5:85b80b8c r4:85b80800 [ 1325.970174][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.970232][ T32] r7:ddde2d40 r6:83018200 r5:85b80b8c r4:84749900 [ 1325.970289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.970403][ T32] r10:61c88647 r9:8476d400 r8:8474992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.970445][ T32] r4:84749900 [ 1325.970488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.970544][ T32] r10:00000000 r9:84749900 r8:8027ecf4 r7:dfb9de60 r6:84944100 r5:8476d400 [ 1325.970572][ T32] r4:00000001 [ 1325.970595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.970637][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.970674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.970714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.970747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.970809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.970843][ T32] r4:8493fa00 [ 1325.971458][ T32] INFO: task kworker/1:32:3198 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.971566][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.971688][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.971780][ T32] Call trace: [ 1325.971848][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.971964][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.972026][ T32] r4:00000000 [ 1325.972073][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.972271][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.972318][ T32] dd20: a35e1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1325.972368][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1325.972417][ T32] dd60: 80000013 ffffffff [ 1325.972465][ T32] r5:80000013 r4:80239bb0 [ 1325.972495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.972659][ T32] r4:82ac21e4 [ 1325.972714][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.972768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1325.972875][ T32] r4:e46fddc0 [ 1325.973070][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.973191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1325.973231][ T32] r4:00000000 [ 1325.973360][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.973722][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.973866][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.973948][ T32] r5:00001000 r4:e042b000 [ 1325.974071][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.974120][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.974170][ T32] r5:8502278c r4:85022400 [ 1325.974453][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.974537][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1325.974564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.974639][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.974754][ T32] r4:84753d00 [ 1325.995545][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.995679][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1325.995710][ T32] r4:00000001 [ 1325.995732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.995777][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1325.995812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.995844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.995931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.995980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.996042][ T32] r4:844bb340 [ 1325.996076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.996147][ T32] INFO: task kworker/1:33:3200 blocked for more than 452 seconds. [ 1325.996212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.996247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.996272][ T32] task:kworker/1:33 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.996340][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.996396][ T32] Call trace: [ 1325.996431][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1325.996503][ T32] r10:829187f4 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:8476c800 [ 1325.996533][ T32] r4:8476c800 [ 1325.996583][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1325.996641][ T32] r5:8476c800 r4:829187f0 [ 1325.996676][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.996721][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.996773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 [ 1325.996797][ T32] r4:00000000 [ 1325.996961][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1325.997013][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1325.997160][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1325.997281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b39040 [ 1325.997346][ T32] r4:00000000 [ 1325.997381][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1325.997460][ T32] r9:83018205 r8:8476c800 r7:00000000 r6:83018200 r5:00001000 r4:7f1af000 [ 1325.997518][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.997626][ T32] r5:00001000 r4:dfb61000 [ 1325.997710][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1325.997762][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.997808][ T32] r5:85a7e78c r4:85a7e400 [ 1325.997830][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.997879][ T32] r7:ddde2d40 r6:83018200 r5:85a7e78c r4:84749980 [ 1325.997905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.998015][ T32] r10:61c88647 r9:8476c800 r8:847499ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.998055][ T32] r4:84749980 [ 1325.998133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.998224][ T32] r10:00000000 r9:84749980 r8:8027ecf4 r7:dfbc1e60 r6:84944180 r5:8476c800 [ 1325.998254][ T32] r4:00000001 [ 1325.998277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.998319][ T32] Exception stack(0xdfbd1fb0 to 0xdfbd1ff8) [ 1325.998383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.998423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.998455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.998490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.998537][ T32] r4:8493fec0 [ 1325.999174][ T32] INFO: task kworker/1:33:3200 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1325.999252][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.999450][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.999549][ T32] Call trace: [ 1325.999688][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1325.999744][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1325.999856][ T32] r4:00000000 [ 1325.999891][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.999937][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1325.999995][ T32] dd20: a3812000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.000139][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.000360][ T32] dd60: 80000013 ffffffff [ 1326.000411][ T32] r5:80000013 r4:80239bb0 [ 1326.000452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.000543][ T32] r4:82ac21e4 [ 1326.000573][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.000639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.000675][ T32] r4:e46fddc0 [ 1326.000786][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.000884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.000920][ T32] r4:00000000 [ 1326.000947][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.001135][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.001192][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.001274][ T32] r5:00001000 r4:e042b000 [ 1326.001326][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.001390][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.001483][ T32] r5:8502278c r4:85022400 [ 1326.001516][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.001588][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.001620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.001759][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.001849][ T32] r4:84753d00 [ 1326.001903][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.002016][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.002079][ T32] r4:00000001 [ 1326.002114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.002247][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.002347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.002426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.002496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.002581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.002697][ T32] r4:844bb340 [ 1326.002809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.002849][ T32] INFO: task kworker/1:34:3202 blocked for more than 452 seconds. [ 1326.002890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.002917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.002939][ T32] task:kworker/1:34 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.003037][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.003097][ T32] Call trace: [ 1326.003249][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.003306][ T32] r10:829187f4 r9:dfbe1d84 r8:00000002 r7:60000113 r6:dfbe1d8c r5:8476e000 [ 1326.003352][ T32] r4:8476e000 [ 1326.003410][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.003539][ T32] r5:8476e000 r4:829187f0 [ 1326.003594][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.003644][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.003696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1326.003748][ T32] r4:00000000 [ 1326.003774][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.003854][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.003939][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.003995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c429c0 [ 1326.004019][ T32] r4:00000000 [ 1326.004041][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.004089][ T32] r9:83018205 r8:8476e000 r7:00000000 r6:83018200 r5:00001000 r4:7f34d000 [ 1326.004139][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.004244][ T32] r5:00001000 r4:ec4b9000 [ 1326.004342][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.004388][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.004461][ T32] r5:85b82f8c r4:85b82c00 [ 1326.004554][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.004619][ T32] r7:ddde2d40 r6:83018200 r5:85b82f8c r4:84749a00 [ 1326.004757][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.032614][ T32] r10:61c88647 r9:8476e000 r8:84749a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.032729][ T32] r4:84749a00 [ 1326.032843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.032962][ T32] r10:00000000 r9:84749a00 r8:8027ecf4 r7:dfbc1e60 r6:84944200 r5:8476e000 [ 1326.033054][ T32] r4:00000001 [ 1326.033082][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.033193][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1326.033257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.033319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.033352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.033418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.033473][ T32] r4:84942000 [ 1326.034069][ T32] INFO: task kworker/1:34:3202 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.034146][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.034294][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.034353][ T32] Call trace: [ 1326.034391][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.034449][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.034473][ T32] r4:00000000 [ 1326.034494][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.034536][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.034567][ T32] dd20: a3b50000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.034622][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.048894][ T32] dd60: 80000013 ffffffff [ 1326.049150][ T32] r5:80000013 r4:80239bb0 [ 1326.049211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.049394][ T32] r4:82ac21e4 [ 1326.049458][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.049553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.049612][ T32] r4:e46fddc0 [ 1326.049657][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.049752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.049801][ T32] r4:00000000 [ 1326.049844][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.049938][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.049985][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.050096][ T32] r5:00001000 r4:e042b000 [ 1326.050147][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.050243][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.050348][ T32] r5:8502278c r4:85022400 [ 1326.050395][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.050490][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.050556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.050668][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.050719][ T32] r4:84753d00 [ 1326.050761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.050849][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.050921][ T32] r4:00000001 [ 1326.050969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.051048][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.051105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.051162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.051223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.051284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.051329][ T32] r4:844bb340 [ 1326.051409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.051513][ T32] INFO: task kworker/1:35:3205 blocked for more than 452 seconds. [ 1326.051586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.051637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.051700][ T32] task:kworker/1:35 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.051824][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.051935][ T32] Call trace: [ 1326.052034][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.052154][ T32] r10:829187f4 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:84481800 [ 1326.052203][ T32] r4:84481800 [ 1326.052265][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.052348][ T32] r5:84481800 r4:829187f0 [ 1326.052394][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.052479][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.052574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1326.052623][ T32] r4:00000000 [ 1326.052703][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.052797][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.052885][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.052991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849421c0 [ 1326.053076][ T32] r4:00000000 [ 1326.053145][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.053247][ T32] r9:83018205 r8:84481800 r7:00000000 r6:83018200 r5:00001000 r4:7f261000 [ 1326.053295][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.053399][ T32] r5:00001000 r4:ed1f1000 [ 1326.053456][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.053535][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.053620][ T32] r5:85b8178c r4:85b81400 [ 1326.053663][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.053755][ T32] r7:ddde2d40 r6:83018200 r5:85b8178c r4:84749a80 [ 1326.053801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.053917][ T32] r10:61c88647 r9:84481800 r8:84749aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.053986][ T32] r4:84749a80 [ 1326.054056][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.054173][ T32] r10:00000000 r9:84749a80 r8:8027ecf4 r7:dfbe1e60 r6:84944280 r5:84481800 [ 1326.054228][ T32] r4:00000001 [ 1326.054267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.054331][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1326.054402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.054493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.054550][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.054607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.054654][ T32] r4:84942140 [ 1326.066070][ T32] INFO: task kworker/1:35:3205 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.066265][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.066421][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.066549][ T32] Call trace: [ 1326.066635][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.066721][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.066834][ T32] r4:00000000 [ 1326.066865][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.066925][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.066980][ T32] dd20: a3f70000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.067025][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.067059][ T32] dd60: 80000013 ffffffff [ 1326.067121][ T32] r5:80000013 r4:80239bb0 [ 1326.067192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.067256][ T32] r4:82ac21e4 [ 1326.067315][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.067429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.067512][ T32] r4:e46fddc0 [ 1326.067566][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.067628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.067662][ T32] r4:00000000 [ 1326.067687][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.067745][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.067770][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.067820][ T32] r5:00001000 r4:e042b000 [ 1326.067873][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.067936][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.068064][ T32] r5:8502278c r4:85022400 [ 1326.068096][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.068156][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.068198][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.068267][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.068294][ T32] r4:84753d00 [ 1326.068334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.068400][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.068487][ T32] r4:00000001 [ 1326.068513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.068551][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.068581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.068611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.068640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.068674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.068698][ T32] r4:844bb340 [ 1326.068723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.068757][ T32] INFO: task kworker/1:36:3207 blocked for more than 452 seconds. [ 1326.068796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.068823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.068899][ T32] task:kworker/1:36 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.068976][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.069054][ T32] Call trace: [ 1326.069181][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.069286][ T32] r10:829187f4 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:84480c00 [ 1326.069336][ T32] r4:84480c00 [ 1326.069392][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.069456][ T32] r5:84480c00 r4:829187f0 [ 1326.069512][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.069561][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.069627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1326.069655][ T32] r4:00000000 [ 1326.069678][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.069746][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.069791][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.069843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b59600 [ 1326.069950][ T32] r4:00000000 [ 1326.070007][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.070089][ T32] r9:83018205 r8:84480c00 r7:00000000 r6:83018200 r5:00001000 r4:7f293000 [ 1326.070124][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.070202][ T32] r5:00001000 r4:ecd19000 [ 1326.070281][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.070328][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.070374][ T32] r5:85b1878c r4:85b18400 [ 1326.070406][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.070512][ T32] r7:ddde2d40 r6:83018200 r5:85b1878c r4:84749b00 [ 1326.070539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.070588][ T32] r10:61c88647 r9:84480c00 r8:84749b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.070612][ T32] r4:84749b00 [ 1326.070659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.070737][ T32] r10:00000000 r9:84749b00 r8:8027ecf4 r7:dfbe1e60 r6:84944300 r5:84480c00 [ 1326.070820][ T32] r4:00000001 [ 1326.070844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.070907][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1326.070937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.070979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.071039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.071130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.071214][ T32] r4:84942280 [ 1326.071600][ T32] INFO: task kworker/1:36:3207 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.071648][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.071756][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.071841][ T32] Call trace: [ 1326.071885][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.071941][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.071986][ T32] r4:00000000 [ 1326.072011][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.072055][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.072088][ T32] dd20: a3f70000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.072146][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.072284][ T32] dd60: 80000013 ffffffff [ 1326.072342][ T32] r5:80000013 r4:80239bb0 [ 1326.072476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.072553][ T32] r4:82ac21e4 [ 1326.072620][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.072681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.072734][ T32] r4:e46fddc0 [ 1326.072789][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.072867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.072953][ T32] r4:00000000 [ 1326.072996][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.073124][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.073181][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.073272][ T32] r5:00001000 r4:e042b000 [ 1326.073303][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.073354][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.073430][ T32] r5:8502278c r4:85022400 [ 1326.073456][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.073506][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.073534][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.073615][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.073645][ T32] r4:84753d00 [ 1326.073666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.073742][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.073825][ T32] r4:00000001 [ 1326.073852][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.073891][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.073920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.073969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.074004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.074036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.074061][ T32] r4:844bb340 [ 1326.074083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.074118][ T32] INFO: task kworker/0:15:3209 blocked for more than 452 seconds. [ 1326.074156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.074181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.074209][ T32] task:kworker/0:15 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.074314][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.074374][ T32] Call trace: [ 1326.074411][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.074463][ T32] r10:829187f4 r9:dfc11d84 r8:00000002 r7:60000013 r6:dfc11d8c r5:84483000 [ 1326.074514][ T32] r4:84483000 [ 1326.074569][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.074641][ T32] r5:84483000 r4:829187f0 [ 1326.074757][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.102027][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.102242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1326.102294][ T32] r4:00000000 [ 1326.102347][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.102474][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.102566][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.102663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b27c80 [ 1326.102708][ T32] r4:00000000 [ 1326.102758][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.102875][ T32] r9:83018005 r8:84483000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1326.102940][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.103048][ T32] r5:00001000 r4:ec917000 [ 1326.103098][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.103190][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.103284][ T32] r5:85a5178c r4:85a51400 [ 1326.103345][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.103452][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84944380 [ 1326.103503][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.103631][ T32] r10:61c88647 r9:84483000 r8:849443ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.103752][ T32] r4:84944380 [ 1326.103806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.103902][ T32] r10:00000000 r9:84944380 r8:8027ecf4 r7:dfb2de60 r6:84944400 r5:84483000 [ 1326.103957][ T32] r4:00000001 [ 1326.104004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.104081][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1326.104140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.104210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.104273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.104364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.104430][ T32] r4:84826c40 [ 1326.120844][ T32] INFO: task kworker/0:15:3209 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.121156][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.121370][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.121503][ T32] Call trace: [ 1326.121662][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.121779][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.121853][ T32] r4:00000000 [ 1326.121902][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.121993][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.122062][ T32] dd20: a467b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.122152][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.122217][ T32] dd60: 80000013 ffffffff [ 1326.122269][ T32] r5:80000013 r4:80239bb0 [ 1326.122317][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.122432][ T32] r4:82ac21e4 [ 1326.122477][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.122571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.122661][ T32] r4:e46fddc0 [ 1326.122708][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.122798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.122850][ T32] r4:00000000 [ 1326.122964][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.123080][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.123137][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.123230][ T32] r5:00001000 r4:e042b000 [ 1326.123274][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.123356][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.123516][ T32] r5:8502278c r4:85022400 [ 1326.123711][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.123816][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.123865][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.123965][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.124014][ T32] r4:84753d00 [ 1326.124233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.124336][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.124535][ T32] r4:00000001 [ 1326.124583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124757][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.135365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.135435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.135467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.135591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.135775][ T32] r4:844bb340 [ 1326.135959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.136000][ T32] INFO: task kworker/1:37:3210 blocked for more than 452 seconds. [ 1326.136042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.136348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.136441][ T32] task:kworker/1:37 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.136709][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.136857][ T32] Call trace: [ 1326.136958][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.137023][ T32] r10:829187f4 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84483c00 [ 1326.137132][ T32] r4:84483c00 [ 1326.137229][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.137319][ T32] r5:84483c00 r4:829187f0 [ 1326.137347][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.137393][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.137445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1326.137551][ T32] r4:00000000 [ 1326.137812][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.138052][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.138180][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.138231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c42bc0 [ 1326.138292][ T32] r4:00000000 [ 1326.138515][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.138595][ T32] r9:83018205 r8:84483c00 r7:00000000 r6:83018200 r5:00001000 r4:7f351000 [ 1326.138621][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.138670][ T32] r5:00001000 r4:ed315000 [ 1326.138692][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.138825][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.138877][ T32] r5:85b8378c r4:85b83400 [ 1326.138995][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.139057][ T32] r7:ddde2d40 r6:83018200 r5:85b8378c r4:84749b80 [ 1326.139331][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.139390][ T32] r10:61c88647 r9:84483c00 r8:84749bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.139428][ T32] r4:84749b80 [ 1326.139453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.139504][ T32] r10:00000000 r9:84749b80 r8:8027ecf4 r7:dfbe1e60 r6:84944480 r5:84483c00 [ 1326.139548][ T32] r4:00000001 [ 1326.139574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.139615][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1326.139645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.139788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.139913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.139954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.139980][ T32] r4:849423c0 [ 1326.140534][ T32] INFO: task kworker/1:37:3210 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.140575][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.140678][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.140729][ T32] Call trace: [ 1326.140762][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.140815][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.140841][ T32] r4:00000000 [ 1326.140861][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.140938][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.141009][ T32] dd20: a467b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.141154][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.141200][ T32] dd60: 80000013 ffffffff [ 1326.141229][ T32] r5:80000013 r4:80239bb0 [ 1326.141282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.141332][ T32] r4:82ac21e4 [ 1326.141375][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.141427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.141453][ T32] r4:e46fddc0 [ 1326.141474][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.141519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.141543][ T32] r4:00000000 [ 1326.141563][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.141611][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.141660][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.141791][ T32] r5:00001000 r4:e042b000 [ 1326.141822][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.141965][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.142057][ T32] r5:8502278c r4:85022400 [ 1326.142083][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.142133][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.142156][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.142243][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.142305][ T32] r4:84753d00 [ 1326.142330][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.142404][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.142447][ T32] r4:00000001 [ 1326.142471][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.142569][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.142603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.142633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.142661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.142695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.142755][ T32] r4:844bb340 [ 1326.142780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.142833][ T32] INFO: task kworker/1:38:3212 blocked for more than 452 seconds. [ 1326.142870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.142895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.142952][ T32] task:kworker/1:38 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.143083][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.143131][ T32] Call trace: [ 1326.143206][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.143261][ T32] r10:829187f4 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84482400 [ 1326.143286][ T32] r4:84482400 [ 1326.143342][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.143392][ T32] r5:84482400 r4:829187f0 [ 1326.143413][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.143456][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.143535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1326.143564][ T32] r4:00000000 [ 1326.143621][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.143667][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.143706][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.143783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c42ac0 [ 1326.143833][ T32] r4:00000000 [ 1326.143857][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.143906][ T32] r9:83018205 r8:84482400 r7:00000000 r6:83018200 r5:00001000 r4:7f34f000 [ 1326.143929][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.143981][ T32] r5:00001000 r4:ec899000 [ 1326.144002][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.144042][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.144085][ T32] r5:85b8338c r4:85b83000 [ 1326.144120][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.144216][ T32] r7:ddde2d40 r6:83018200 r5:85b8338c r4:84749c00 [ 1326.144324][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.144422][ T32] r10:61c88647 r9:84482400 r8:84749c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.144451][ T32] r4:84749c00 [ 1326.144476][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.144550][ T32] r10:00000000 r9:84749c00 r8:8027ecf4 r7:dfbe1e60 r6:84944500 r5:84482400 [ 1326.144579][ T32] r4:00000001 [ 1326.144799][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.178852][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1326.178963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.179005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.179063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.179105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.179132][ T32] r4:84942700 [ 1326.179695][ T32] INFO: task kworker/1:38:3212 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.179740][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.179888][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.180010][ T32] Call trace: [ 1326.180068][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.180136][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.180189][ T32] r4:00000000 [ 1326.180218][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.180263][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.180322][ T32] dd20: a4c2f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.180403][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.180460][ T32] dd60: 80000013 ffffffff [ 1326.180548][ T32] r5:80000013 r4:80239bb0 [ 1326.180609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.180661][ T32] r4:82ac21e4 [ 1326.180728][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.180806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.180913][ T32] r4:e46fddc0 [ 1326.180954][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.181062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.181137][ T32] r4:00000000 [ 1326.181174][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.181267][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.181295][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.181341][ T32] r5:00001000 r4:e042b000 [ 1326.181390][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.181463][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.181515][ T32] r5:8502278c r4:85022400 [ 1326.181592][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.181649][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.181692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.181776][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.181863][ T32] r4:84753d00 [ 1326.181889][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.181960][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.182101][ T32] r4:00000001 [ 1326.182205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.182248][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.182277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.182308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.182336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.182513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.182542][ T32] r4:844bb340 [ 1326.182566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.182615][ T32] INFO: task kworker/1:39:3214 blocked for more than 452 seconds. [ 1326.182838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.182949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.183070][ T32] task:kworker/1:39 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.183162][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.183384][ T32] Call trace: [ 1326.183754][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.183811][ T32] r10:829187f4 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84480000 [ 1326.183908][ T32] r4:84480000 [ 1326.184034][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.184084][ T32] r5:84480000 r4:829187f0 [ 1326.184106][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.184150][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.184203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1326.184319][ T32] r4:00000000 [ 1326.184493][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.184568][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.184627][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.193252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab7ac0 [ 1326.193359][ T32] r4:00000000 [ 1326.193387][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.193469][ T32] r9:83018205 r8:84480000 r7:00000000 r6:83018200 r5:00001000 r4:7f351000 [ 1326.193506][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.193562][ T32] r5:00001000 r4:ed389000 [ 1326.193611][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.193684][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.193761][ T32] r5:85ba138c r4:85ba1000 [ 1326.193821][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.193907][ T32] r7:ddde2d40 r6:83018200 r5:85ba138c r4:84749c80 [ 1326.193951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.194011][ T32] r10:61c88647 r9:84480000 r8:84749cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.194036][ T32] r4:84749c80 [ 1326.194058][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.194169][ T32] r10:00000000 r9:84749c80 r8:8027ecf4 r7:dfbe1e60 r6:84944580 r5:84480000 [ 1326.194250][ T32] r4:00000001 [ 1326.194298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.194370][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1326.194425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.194479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.194533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.194614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.194767][ T32] r4:84942640 [ 1326.212651][ T32] INFO: task kworker/1:39:3214 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.212740][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.212878][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.213069][ T32] Call trace: [ 1326.213160][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.213273][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.213407][ T32] r4:00000000 [ 1326.213434][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.213479][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.213517][ T32] dd20: a5045000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.213552][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.213611][ T32] dd60: 80000013 ffffffff [ 1326.213705][ T32] r5:80000013 r4:80239bb0 [ 1326.213754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.213805][ T32] r4:82ac21e4 [ 1326.213861][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.213911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.213967][ T32] r4:e46fddc0 [ 1326.213995][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.214138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.214167][ T32] r4:00000000 [ 1326.214205][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.214293][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.214408][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.214506][ T32] r5:00001000 r4:e042b000 [ 1326.214565][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.214614][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.214662][ T32] r5:8502278c r4:85022400 [ 1326.214741][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.218161][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.218237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.218359][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.218413][ T32] r4:84753d00 [ 1326.218456][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.218572][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.218627][ T32] r4:00000001 [ 1326.218668][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.218745][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.218882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.218961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.219021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.219119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.219174][ T32] r4:844bb340 [ 1326.219255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.219336][ T32] INFO: task kworker/1:40:3216 blocked for more than 452 seconds. [ 1326.219418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.219474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.219524][ T32] task:kworker/1:40 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.219643][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.219782][ T32] Call trace: [ 1326.219917][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.220038][ T32] r10:829187f4 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:84484800 [ 1326.220143][ T32] r4:84484800 [ 1326.220182][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.220236][ T32] r5:84484800 r4:829187f0 [ 1326.220276][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.220393][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.220448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1326.220473][ T32] r4:00000000 [ 1326.220527][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.220605][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.220686][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.220736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abeb80 [ 1326.220814][ T32] r4:00000000 [ 1326.220871][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.220925][ T32] r9:83018205 r8:84484800 r7:00000000 r6:83018200 r5:00001000 r4:7f307000 [ 1326.220956][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.221044][ T32] r5:00001000 r4:dfc19000 [ 1326.221162][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.221224][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.221272][ T32] r5:85b8238c r4:85b82000 [ 1326.221293][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.221377][ T32] r7:ddde2d40 r6:83018200 r5:85b8238c r4:84749d00 [ 1326.221442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.221578][ T32] r10:61c88647 r9:84484800 r8:84749d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.221671][ T32] r4:84749d00 [ 1326.221696][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.221762][ T32] r10:00000000 r9:84749d00 r8:8027ecf4 r7:dfc3de60 r6:84944600 r5:84484800 [ 1326.221790][ T32] r4:00000001 [ 1326.221880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.221948][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1326.222011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.222053][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.222112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.222156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.222210][ T32] r4:84942780 [ 1326.223051][ T32] INFO: task kworker/1:40:3216 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.223165][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.223292][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.223401][ T32] Call trace: [ 1326.223498][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.223637][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.223692][ T32] r4:00000000 [ 1326.223732][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.223813][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.223880][ T32] dd20: a5045000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.223940][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.224084][ T32] dd60: 80000013 ffffffff [ 1326.224142][ T32] r5:80000013 r4:80239bb0 [ 1326.224186][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.224276][ T32] r4:82ac21e4 [ 1326.224320][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.224446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.224495][ T32] r4:e46fddc0 [ 1326.224562][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.224774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.255604][ T32] r4:00000000 [ 1326.255673][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.255772][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.255798][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.255851][ T32] r5:00001000 r4:e042b000 [ 1326.255874][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.255918][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.256001][ T32] r5:8502278c r4:85022400 [ 1326.256068][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.256165][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.256204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.256299][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.256351][ T32] r4:84753d00 [ 1326.256391][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.256492][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.256543][ T32] r4:00000001 [ 1326.256648][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.256733][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.256828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.256896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.256959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.257053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.257140][ T32] r4:844bb340 [ 1326.257191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.257303][ T32] INFO: task kworker/1:41:3218 blocked for more than 452 seconds. [ 1326.257381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.257442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.257539][ T32] task:kworker/1:41 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.257714][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.257808][ T32] Call trace: [ 1326.257913][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.258041][ T32] r10:829187f4 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:84486c00 [ 1326.258151][ T32] r4:84486c00 [ 1326.258210][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.258375][ T32] r5:84486c00 r4:829187f0 [ 1326.258460][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.258584][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.258685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1326.258736][ T32] r4:00000000 [ 1326.258811][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.258898][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.258993][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.259084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84942640 [ 1326.259139][ T32] r4:00000000 [ 1326.259181][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.259274][ T32] r9:83018205 r8:84486c00 r7:00000000 r6:83018200 r5:00001000 r4:7f31b000 [ 1326.259338][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.259430][ T32] r5:00001000 r4:ece69000 [ 1326.259506][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.259696][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.259796][ T32] r5:85b8278c r4:85b82400 [ 1326.259835][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.259936][ T32] r7:ddde2d40 r6:83018200 r5:85b8278c r4:84749d80 [ 1326.259989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.260268][ T32] r10:61c88647 r9:84486c00 r8:84749dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.260365][ T32] r4:84749d80 [ 1326.260433][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.260561][ T32] r10:00000000 r9:84749d80 r8:8027ecf4 r7:dfc3de60 r6:84944680 r5:84486c00 [ 1326.260626][ T32] r4:00000001 [ 1326.260720][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.260816][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 1326.260889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.260960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.261032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.261140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.261216][ T32] r4:84942ac0 [ 1326.262120][ T32] INFO: task kworker/1:41:3218 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.262217][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.262358][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.262476][ T32] Call trace: [ 1326.262545][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.262649][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.262699][ T32] r4:00000000 [ 1326.262747][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.262889][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.263031][ T32] dd20: a547f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.263098][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.263157][ T32] dd60: 80000013 ffffffff [ 1326.263212][ T32] r5:80000013 r4:80239bb0 [ 1326.263280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.263363][ T32] r4:82ac21e4 [ 1326.263447][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.263541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.263590][ T32] r4:e46fddc0 [ 1326.263680][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.263776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.263827][ T32] r4:00000000 [ 1326.263861][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.263960][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.264009][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.264133][ T32] r5:00001000 r4:e042b000 [ 1326.264202][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.264285][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.264412][ T32] r5:8502278c r4:85022400 [ 1326.264486][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.264588][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.264634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.290206][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.290335][ T32] r4:84753d00 [ 1326.290446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.290635][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.290704][ T32] r4:00000001 [ 1326.290743][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.290822][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.290908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.290969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.291121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.291190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.291248][ T32] r4:844bb340 [ 1326.291301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.291392][ T32] INFO: task kworker/1:42:3220 blocked for more than 452 seconds. [ 1326.291502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.291594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.291679][ T32] task:kworker/1:42 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.291908][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.292043][ T32] Call trace: [ 1326.292121][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.292274][ T32] r10:829187f4 r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:84486000 [ 1326.292394][ T32] r4:84486000 [ 1326.292475][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.292568][ T32] r5:84486000 r4:829187f0 [ 1326.292614][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.292746][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.292849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1326.292900][ T32] r4:00000000 [ 1326.292974][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.293077][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.293201][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.293295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c42880 [ 1326.293342][ T32] r4:00000000 [ 1326.293390][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.293486][ T32] r9:83018205 r8:84486000 r7:00000000 r6:83018200 r5:00001000 r4:7f34b000 [ 1326.293541][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.293635][ T32] r5:00001000 r4:eb7d5000 [ 1326.293678][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.293756][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.293874][ T32] r5:85b82b8c r4:85b82800 [ 1326.293934][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.294032][ T32] r7:ddde2d40 r6:83018200 r5:85b82b8c r4:84749e00 [ 1326.294081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.294176][ T32] r10:61c88647 r9:84486000 r8:84749e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.294275][ T32] r4:84749e00 [ 1326.294324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.294452][ T32] r10:00000000 r9:84749e00 r8:8027ecf4 r7:dfc3de60 r6:84944700 r5:84486000 [ 1326.294504][ T32] r4:00000001 [ 1326.294553][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.294633][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1326.305652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.305825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.305866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.305905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.305932][ T32] r4:84942bc0 [ 1326.306671][ T32] INFO: task kworker/1:42:3220 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.306757][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.306933][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.307138][ T32] Call trace: [ 1326.307214][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.307408][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.307465][ T32] r4:00000000 [ 1326.307515][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.307601][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.307703][ T32] dd20: a59b1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.307805][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.307964][ T32] dd60: 80000013 ffffffff [ 1326.308028][ T32] r5:80000013 r4:80239bb0 [ 1326.308078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.308168][ T32] r4:82ac21e4 [ 1326.308218][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.308317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.308361][ T32] r4:e46fddc0 [ 1326.308441][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.308535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.308617][ T32] r4:00000000 [ 1326.308665][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.308765][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.308811][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.308899][ T32] r5:00001000 r4:e042b000 [ 1326.308953][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.309077][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.309220][ T32] r5:8502278c r4:85022400 [ 1326.309272][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.309373][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.309486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.309587][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.309633][ T32] r4:84753d00 [ 1326.309677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.309770][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.309863][ T32] r4:00000001 [ 1326.309917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.310027][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.310088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.310147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.310212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.310273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.310325][ T32] r4:844bb340 [ 1326.310401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.310465][ T32] INFO: task kworker/0:16:3223 blocked for more than 452 seconds. [ 1326.310540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.310598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.310671][ T32] task:kworker/0:16 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.310780][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.310928][ T32] Call trace: [ 1326.310995][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.311092][ T32] r10:829187f4 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:84485400 [ 1326.311168][ T32] r4:84485400 [ 1326.311229][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.311320][ T32] r5:84485400 r4:829187f0 [ 1326.311364][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.311531][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.311635][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1326.311732][ T32] r4:00000000 [ 1326.311815][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.311987][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.312087][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.312180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cd400 [ 1326.312271][ T32] r4:00000000 [ 1326.312409][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.312582][ T32] r9:83018005 r8:84485400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1326.312673][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.312768][ T32] r5:00001000 r4:eb41f000 [ 1326.312828][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.312933][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.313031][ T32] r5:859d3f8c r4:859d3c00 [ 1326.313076][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.313193][ T32] r7:dddced40 r6:83018000 r5:859d3f8c r4:84944780 [ 1326.313286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.313432][ T32] r10:61c88647 r9:84485400 r8:849447ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.313516][ T32] r4:84944780 [ 1326.313598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.313695][ T32] r10:00000000 r9:84944780 r8:8027ecf4 r7:dfb2de60 r6:84944800 r5:84485400 [ 1326.313748][ T32] r4:00000001 [ 1326.313786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.313863][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1326.313924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.314015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.314077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.314156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.314249][ T32] r4:848261c0 [ 1326.345350][ T32] INFO: task kworker/0:16:3223 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.345564][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.345704][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.345797][ T32] Call trace: [ 1326.345911][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.346004][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.346070][ T32] r4:00000000 [ 1326.346111][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.346177][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.346222][ T32] dd20: a5ce6000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.346291][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.346321][ T32] dd60: 80000013 ffffffff [ 1326.346350][ T32] r5:80000013 r4:80239bb0 [ 1326.346389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.346464][ T32] r4:82ac21e4 [ 1326.346631][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.346684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.346749][ T32] r4:e46fddc0 [ 1326.346864][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.346914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.346938][ T32] r4:00000000 [ 1326.346966][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.347052][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.347080][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.347127][ T32] r5:00001000 r4:e042b000 [ 1326.347150][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.347259][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.347331][ T32] r5:8502278c r4:85022400 [ 1326.347390][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.347445][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.347505][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.347558][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.347582][ T32] r4:84753d00 [ 1326.347603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.347652][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.347690][ T32] r4:00000001 [ 1326.347715][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.347820][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.347852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.347902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.347964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.347999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.348218][ T32] r4:844bb340 [ 1326.348251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.348320][ T32] INFO: task kworker/1:43:3224 blocked for more than 452 seconds. [ 1326.348367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.348429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.348524][ T32] task:kworker/1:43 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.348648][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.348698][ T32] Call trace: [ 1326.348823][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.348894][ T32] r10:829187f4 r9:dfc81d84 r8:00000002 r7:60000113 r6:dfc81d8c r5:84920000 [ 1326.348922][ T32] r4:84920000 [ 1326.348968][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.349018][ T32] r5:84920000 r4:829187f0 [ 1326.349040][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.349142][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.349230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1326.349428][ T32] r4:00000000 [ 1326.349489][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.349603][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.349681][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.349730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d0300 [ 1326.349789][ T32] r4:00000000 [ 1326.349903][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.349960][ T32] r9:83018205 r8:84920000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1326.349984][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.350028][ T32] r5:00001000 r4:ecf6f000 [ 1326.350050][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.350109][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.350158][ T32] r5:85e6878c r4:85e68400 [ 1326.350179][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.350238][ T32] r7:ddde2d40 r6:83018200 r5:85e6878c r4:84749f00 [ 1326.350282][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.350335][ T32] r10:61c88647 r9:84920000 r8:84749f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.350359][ T32] r4:84749f00 [ 1326.350511][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.350578][ T32] r10:00000000 r9:84749f00 r8:8027ecf4 r7:dfc3de60 r6:84944880 r5:84920000 [ 1326.350605][ T32] r4:00000001 [ 1326.350626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.350677][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1326.350709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.350739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.350917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.350957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.350981][ T32] r4:84942f40 [ 1326.351651][ T32] INFO: task kworker/1:43:3224 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.351717][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.351845][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351898][ T32] Call trace: [ 1326.351963][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.352022][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.352047][ T32] r4:00000000 [ 1326.352069][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.352110][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.352142][ T32] dd20: a5ce6000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.352173][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.352223][ T32] dd60: 80000013 ffffffff [ 1326.352254][ T32] r5:80000013 r4:80239bb0 [ 1326.352277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.352396][ T32] r4:82ac21e4 [ 1326.352421][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.352506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.352534][ T32] r4:e46fddc0 [ 1326.352556][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.352643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.352672][ T32] r4:00000000 [ 1326.352752][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.352880][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.352906][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352952][ T32] r5:00001000 r4:e042b000 [ 1326.352974][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.353143][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.353205][ T32] r5:8502278c r4:85022400 [ 1326.353266][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.353321][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.353384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.353437][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.353483][ T32] r4:84753d00 [ 1326.353530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.353582][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.353607][ T32] r4:00000001 [ 1326.353627][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353665][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.353692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.353723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.353806][ T32] r4:844bb340 [ 1326.353827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.353930][ T32] INFO: task kworker/1:44:3227 blocked for more than 452 seconds. [ 1326.353967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.354044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.354070][ T32] task:kworker/1:44 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.354177][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.354609][ T32] Call trace: [ 1326.385546][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.385695][ T32] r10:829187f4 r9:dfc8dd84 r8:00000002 r7:60000013 r6:dfc8dd8c r5:84920c00 [ 1326.385730][ T32] r4:84920c00 [ 1326.385755][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.385836][ T32] r5:84920c00 r4:829187f0 [ 1326.385864][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.385912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.386678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 [ 1326.386915][ T32] r4:00000000 [ 1326.387033][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.387089][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.387157][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.387219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0a40 [ 1326.387278][ T32] r4:00000000 [ 1326.387304][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.387360][ T32] r9:83018205 r8:84920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f42f000 [ 1326.387594][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.387651][ T32] r5:00001000 r4:ee015000 [ 1326.387674][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.387717][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.387763][ T32] r5:85e6638c r4:85e66000 [ 1326.387784][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.387930][ T32] r7:ddde2d40 r6:83018200 r5:85e6638c r4:84749f80 [ 1326.388004][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.388065][ T32] r10:61c88647 r9:84920c00 r8:84749fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.388144][ T32] r4:84749f80 [ 1326.388171][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.388371][ T32] r10:00000000 r9:84749f80 r8:8027ecf4 r7:dfc81e60 r6:84944900 r5:84920c00 [ 1326.388422][ T32] r4:00000001 [ 1326.388447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.388489][ T32] Exception stack(0xdfc8dfb0 to 0xdfc8dff8) [ 1326.388525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.388557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.388614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.388653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.388678][ T32] r4:84942fc0 [ 1326.389303][ T32] INFO: task kworker/1:44:3227 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.389359][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.389445][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.389522][ T32] Call trace: [ 1326.389573][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.389635][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.389689][ T32] r4:00000000 [ 1326.389740][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.389804][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.389909][ T32] dd20: a6312000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.389976][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.390007][ T32] dd60: 80000013 ffffffff [ 1326.390034][ T32] r5:80000013 r4:80239bb0 [ 1326.390056][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.390130][ T32] r4:82ac21e4 [ 1326.390187][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.390248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.390302][ T32] r4:e46fddc0 [ 1326.390354][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.390554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.390583][ T32] r4:00000000 [ 1326.390605][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.390677][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.390788][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.391208][ T32] r5:00001000 r4:e042b000 [ 1326.391374][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.391491][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.391602][ T32] r5:8502278c r4:85022400 [ 1326.391680][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.391778][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.391804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.392116][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.392148][ T32] r4:84753d00 [ 1326.392169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.392225][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.392249][ T32] r4:00000001 [ 1326.392269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.392306][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.392367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.392475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.392600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.392637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.392718][ T32] r4:844bb340 [ 1326.392839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.393047][ T32] INFO: task kworker/0:17:3231 blocked for more than 452 seconds. [ 1326.393129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.393178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.393230][ T32] task:kworker/0:17 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.393505][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.393662][ T32] Call trace: [ 1326.393743][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.393799][ T32] r10:829187f4 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84921800 [ 1326.393823][ T32] r4:84921800 [ 1326.393864][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.394066][ T32] r5:84921800 r4:829187f0 [ 1326.394090][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.394135][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.394187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1326.394217][ T32] r4:00000000 [ 1326.394238][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.394278][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.394391][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.394441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cde80 [ 1326.394468][ T32] r4:00000000 [ 1326.394489][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.394596][ T32] r9:83018005 r8:84921800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1326.394623][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.394668][ T32] r5:00001000 r4:ec795000 [ 1326.394689][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.394836][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.415816][ T32] r5:841d8f8c r4:841d8c00 [ 1326.415922][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.416314][ T32] r7:dddced40 r6:83018000 r5:841d8f8c r4:84944980 [ 1326.416380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.416500][ T32] r10:61c88647 r9:84921800 r8:849449ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.416610][ T32] r4:84944980 [ 1326.416639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.416785][ T32] r10:00000000 r9:84944980 r8:8027ecf4 r7:dfb2de60 r6:84944a00 r5:84921800 [ 1326.416816][ T32] r4:00000001 [ 1326.416838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.416900][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1326.416939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.416977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.417006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.417038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.417084][ T32] r4:84959180 [ 1326.417729][ T32] INFO: task kworker/0:17:3231 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.417831][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.417980][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.418075][ T32] Call trace: [ 1326.418111][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.418170][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.418233][ T32] r4:00000000 [ 1326.418260][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.418343][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.418379][ T32] dd20: a650c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.418429][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.418535][ T32] dd60: 80000013 ffffffff [ 1326.418602][ T32] r5:80000013 r4:80239bb0 [ 1326.418662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.418798][ T32] r4:82ac21e4 [ 1326.418861][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.418968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.419027][ T32] r4:e46fddc0 [ 1326.419077][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.419207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.419523][ T32] r4:00000000 [ 1326.419587][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.419710][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.419774][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.419878][ T32] r5:00001000 r4:e042b000 [ 1326.419929][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.420025][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.420145][ T32] r5:8502278c r4:85022400 [ 1326.420230][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.420347][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.420638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.420860][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.420929][ T32] r4:84753d00 [ 1326.420982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.421087][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.421216][ T32] r4:00000001 [ 1326.421277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.421359][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.421433][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.421508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.421583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.421676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.421739][ T32] r4:844bb340 [ 1326.421828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.422061][ T32] INFO: task kworker/0:18:3232 blocked for more than 452 seconds. [ 1326.422160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.422258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.422572][ T32] task:kworker/0:18 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.422706][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.422837][ T32] Call trace: [ 1326.422967][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.423088][ T32] r10:829187f4 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:84922400 [ 1326.423149][ T32] r4:84922400 [ 1326.423215][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.423329][ T32] r5:84922400 r4:829187f0 [ 1326.423379][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.423502][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.423642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 [ 1326.423700][ T32] r4:00000000 [ 1326.423752][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.423845][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.423965][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.424082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587a040 [ 1326.424143][ T32] r4:00000000 [ 1326.424217][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.424495][ T32] r9:83018005 r8:84922400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1326.424788][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.456087][ T32] r5:00001000 r4:ecb71000 [ 1326.456225][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.456377][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.456487][ T32] r5:85a74b8c r4:85a74800 [ 1326.456595][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.457013][ T32] r7:dddced40 r6:83018000 r5:85a74b8c r4:84944a80 [ 1326.457141][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.457281][ T32] r10:61c88647 r9:84922400 r8:84944aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.457341][ T32] r4:84944a80 [ 1326.457395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.457506][ T32] r10:00000000 r9:84944a80 r8:8027ecf4 r7:dfb2de60 r6:84944b00 r5:84922400 [ 1326.457622][ T32] r4:00000001 [ 1326.457717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.457819][ T32] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 1326.457898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.457981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.458051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.458125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.458181][ T32] r4:84959180 [ 1326.459162][ T32] INFO: task kworker/0:18:3232 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.459304][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.459535][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.459662][ T32] Call trace: [ 1326.459768][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.460033][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.460114][ T32] r4:00000000 [ 1326.460204][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.460307][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.460396][ T32] dd20: a66b8000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.460595][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.460693][ T32] dd60: 80000013 ffffffff [ 1326.460755][ T32] r5:80000013 r4:80239bb0 [ 1326.460803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.460894][ T32] r4:82ac21e4 [ 1326.460964][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.461066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.461207][ T32] r4:e46fddc0 [ 1326.461268][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.461366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.461453][ T32] r4:00000000 [ 1326.461518][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.461641][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.461831][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.461941][ T32] r5:00001000 r4:e042b000 [ 1326.462033][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.462129][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.462240][ T32] r5:8502278c r4:85022400 [ 1326.462298][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.462412][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.462469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.462584][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.462645][ T32] r4:84753d00 [ 1326.462702][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.462808][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.462880][ T32] r4:00000001 [ 1326.462938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.463030][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.463148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.463241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.463310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.463436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.463500][ T32] r4:844bb340 [ 1326.463549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.463613][ T32] INFO: task kworker/1:45:3235 blocked for more than 452 seconds. [ 1326.463691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.463751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.463898][ T32] task:kworker/1:45 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.464031][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.464132][ T32] Call trace: [ 1326.464269][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.464453][ T32] r10:829187f4 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:84923000 [ 1326.464518][ T32] r4:84923000 [ 1326.464602][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.495905][ T32] r5:84923000 r4:829187f0 [ 1326.496163][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.496336][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.496440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1326.496524][ T32] r4:00000000 [ 1326.496625][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.496759][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.496858][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.497001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0740 [ 1326.497071][ T32] r4:00000000 [ 1326.497210][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.497348][ T32] r9:83018205 r8:84923000 r7:00000000 r6:83018200 r5:00001000 r4:7f429000 [ 1326.497408][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.497513][ T32] r5:00001000 r4:edfe9000 [ 1326.497569][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.497666][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.497771][ T32] r5:85e6578c r4:85e65400 [ 1326.497828][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.497973][ T32] r7:ddde2d40 r6:83018200 r5:85e6578c r4:84749e80 [ 1326.498077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.498250][ T32] r10:61c88647 r9:84923000 r8:84749eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.498391][ T32] r4:84749e80 [ 1326.498455][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.498592][ T32] r10:00000000 r9:84749e80 r8:8027ecf4 r7:dfc8de60 r6:84944c00 r5:84923000 [ 1326.498653][ T32] r4:00000001 [ 1326.498698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.498786][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1326.498863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.498932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.498999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.499100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.499155][ T32] r4:84826b40 [ 1326.500129][ T32] INFO: task kworker/1:45:3235 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.500254][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.500464][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.500653][ T32] Call trace: [ 1326.500829][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.500959][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.501020][ T32] r4:00000000 [ 1326.501169][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.501311][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.501388][ T32] dd20: a6872000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.501488][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.501591][ T32] dd60: 80000013 ffffffff [ 1326.501675][ T32] r5:80000013 r4:80239bb0 [ 1326.501747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.501868][ T32] r4:82ac21e4 [ 1326.502004][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.502211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.502280][ T32] r4:e46fddc0 [ 1326.502348][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.502457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.502516][ T32] r4:00000000 [ 1326.502564][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.502707][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.502767][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.502902][ T32] r5:00001000 r4:e042b000 [ 1326.502963][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.503061][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.503162][ T32] r5:8502278c r4:85022400 [ 1326.503275][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.503391][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.503441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.503567][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.503658][ T32] r4:84753d00 [ 1326.503709][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.503821][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.503873][ T32] r4:00000001 [ 1326.503994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.504078][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.504204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.504282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.504347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.504418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.504494][ T32] r4:844bb340 [ 1326.504552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.504649][ T32] INFO: task kworker/0:19:3236 blocked for more than 453 seconds. [ 1326.529527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.529898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.529968][ T32] task:kworker/0:19 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.530127][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.530309][ T32] Call trace: [ 1326.530535][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.530672][ T32] r10:829187f4 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:84923c00 [ 1326.530729][ T32] r4:84923c00 [ 1326.530778][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.530876][ T32] r5:84923c00 r4:829187f0 [ 1326.530961][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.531058][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.531207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1326.531273][ T32] r4:00000000 [ 1326.531323][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.531409][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.531510][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.531616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cd000 [ 1326.531723][ T32] r4:00000000 [ 1326.531789][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.531910][ T32] r9:83018005 r8:84923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1326.531981][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.532088][ T32] r5:00001000 r4:ecb87000 [ 1326.532143][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.532247][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.532348][ T32] r5:841d8b8c r4:841d8800 [ 1326.532399][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.532514][ T32] r7:dddced40 r6:83018000 r5:841d8b8c r4:84944b80 [ 1326.532571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.532704][ T32] r10:61c88647 r9:84923c00 r8:84944bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.532766][ T32] r4:84944b80 [ 1326.532877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.532993][ T32] r10:00000000 r9:84944b80 r8:8027ecf4 r7:dfb2de60 r6:84944c80 r5:84923c00 [ 1326.533153][ T32] r4:00000001 [ 1326.533259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.533381][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1326.533460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.533537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.533608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.533691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.533744][ T32] r4:84959500 [ 1326.548948][ T32] INFO: task kworker/0:19:3236 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.549216][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.549316][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.549391][ T32] Call trace: [ 1326.549459][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.549525][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.549551][ T32] r4:00000000 [ 1326.549601][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.549688][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.549773][ T32] dd20: a6c14000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.549865][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.549926][ T32] dd60: 80000013 ffffffff [ 1326.549993][ T32] r5:80000013 r4:80239bb0 [ 1326.550045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.550149][ T32] r4:82ac21e4 [ 1326.550214][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.550318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.550369][ T32] r4:e46fddc0 [ 1326.550432][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.550532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.550579][ T32] r4:00000000 [ 1326.550602][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.550655][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.550699][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.550759][ T32] r5:00001000 r4:e042b000 [ 1326.550806][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.550967][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.551029][ T32] r5:8502278c r4:85022400 [ 1326.551051][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.551102][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.551124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.551173][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.551253][ T32] r4:84753d00 [ 1326.551280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.551332][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.551388][ T32] r4:00000001 [ 1326.551438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.551480][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.551535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.551569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.551598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.551641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.551694][ T32] r4:844bb340 [ 1326.551749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.551804][ T32] INFO: task kworker/0:20:3237 blocked for more than 453 seconds. [ 1326.551846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.551900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.551927][ T32] task:kworker/0:20 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.552015][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.552058][ T32] Call trace: [ 1326.552090][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.552140][ T32] r10:829187f4 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:84924800 [ 1326.552165][ T32] r4:84924800 [ 1326.552212][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.552262][ T32] r5:84924800 r4:829187f0 [ 1326.552283][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.552327][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.552378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1326.552401][ T32] r4:00000000 [ 1326.552460][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.552531][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.552589][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.552668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862100 [ 1326.552725][ T32] r4:00000000 [ 1326.552749][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.552811][ T32] r9:83018005 r8:84924800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1326.552892][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.552946][ T32] r5:00001000 r4:ecc1b000 [ 1326.553007][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.553139][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.553229][ T32] r5:841d878c r4:841d8400 [ 1326.553255][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.553323][ T32] r7:dddced40 r6:83018000 r5:841d878c r4:84944d00 [ 1326.553374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.553474][ T32] r10:61c88647 r9:84924800 r8:84944d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.553525][ T32] r4:84944d00 [ 1326.553590][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.553696][ T32] r10:00000000 r9:84944d00 r8:8027ecf4 r7:dfb2de60 r6:84944d80 r5:84924800 [ 1326.553752][ T32] r4:00000001 [ 1326.553799][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.553890][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1326.553951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.554027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.554105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.554177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.554246][ T32] r4:84959500 [ 1326.579920][ T32] INFO: task kworker/0:20:3237 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.580258][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.580489][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.580634][ T32] Call trace: [ 1326.580740][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.580866][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.580919][ T32] r4:00000000 [ 1326.580981][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.581204][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.581302][ T32] dd20: a7038000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.581397][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.581458][ T32] dd60: 80000013 ffffffff [ 1326.581531][ T32] r5:80000013 r4:80239bb0 [ 1326.581615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.581672][ T32] r4:82ac21e4 [ 1326.581721][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.581837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.581868][ T32] r4:e46fddc0 [ 1326.581889][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.581939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.581979][ T32] r4:00000000 [ 1326.582007][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.582061][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.582085][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.582133][ T32] r5:00001000 r4:e042b000 [ 1326.582154][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.582194][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.582267][ T32] r5:8502278c r4:85022400 [ 1326.582296][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.582405][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.582443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.582494][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.582573][ T32] r4:84753d00 [ 1326.582597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.582647][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.582673][ T32] r4:00000001 [ 1326.582721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.582763][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.582792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.582823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.583027][ T32] r4:844bb340 [ 1326.583056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.583120][ T32] INFO: task kworker/0:21:3241 blocked for more than 453 seconds. [ 1326.583165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.583193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.583223][ T32] task:kworker/0:21 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.583281][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.583353][ T32] Call trace: [ 1326.583391][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.583472][ T32] r10:829187f4 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:84925400 [ 1326.583502][ T32] r4:84925400 [ 1326.583523][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.583568][ T32] r5:84925400 r4:829187f0 [ 1326.583589][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.583632][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.583708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1326.583762][ T32] r4:00000000 [ 1326.583786][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.583828][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.583878][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.583990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858623c0 [ 1326.584045][ T32] r4:00000000 [ 1326.584089][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.584184][ T32] r9:83018005 r8:84925400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1326.584233][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.584326][ T32] r5:00001000 r4:ecddf000 [ 1326.584394][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.584486][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.584578][ T32] r5:859e478c r4:859e4400 [ 1326.584624][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.599888][ T32] r7:dddced40 r6:83018000 r5:859e478c r4:84944e00 [ 1326.600015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.600194][ T32] r10:61c88647 r9:84925400 r8:84944e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.600287][ T32] r4:84944e00 [ 1326.600342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.600446][ T32] r10:00000000 r9:84944e00 r8:8027ecf4 r7:dfb2de60 r6:84944e80 r5:84925400 [ 1326.600516][ T32] r4:00000001 [ 1326.600569][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.600731][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1326.600814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.600963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.601035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.601130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.601209][ T32] r4:84959900 [ 1326.602137][ T32] INFO: task kworker/0:21:3241 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.602243][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.602436][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.602568][ T32] Call trace: [ 1326.602894][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.603032][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.603086][ T32] r4:00000000 [ 1326.603129][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.603231][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.603304][ T32] dd20: a7038000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.603370][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.603426][ T32] dd60: 80000013 ffffffff [ 1326.603478][ T32] r5:80000013 r4:80239bb0 [ 1326.603525][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.603632][ T32] r4:82ac21e4 [ 1326.603691][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.603807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.603891][ T32] r4:e46fddc0 [ 1326.603945][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.604048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.604104][ T32] r4:00000000 [ 1326.604152][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.604622][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.621192][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.621473][ T32] r5:00001000 r4:e042b000 [ 1326.621532][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.621582][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.621658][ T32] r5:8502278c r4:85022400 [ 1326.621746][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.621803][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.621826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.621875][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.621923][ T32] r4:84753d00 [ 1326.621969][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.622024][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.622075][ T32] r4:00000001 [ 1326.622100][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.622140][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.622175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.622207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.622235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.622346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.622413][ T32] r4:844bb340 [ 1326.622470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.622509][ T32] INFO: task kworker/0:22:3242 blocked for more than 453 seconds. [ 1326.622550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.622577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.622602][ T32] task:kworker/0:22 state:D stack:0 pid:3242 tgid:3242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.622734][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.622786][ T32] Call trace: [ 1326.622876][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.622934][ T32] r10:829187f4 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:84926000 [ 1326.622992][ T32] r4:84926000 [ 1326.623017][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.623062][ T32] r5:84926000 r4:829187f0 [ 1326.623084][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.623154][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.623209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1326.623235][ T32] r4:00000000 [ 1326.623334][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.623380][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.623435][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.623519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862740 [ 1326.623548][ T32] r4:00000000 [ 1326.623569][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.623618][ T32] r9:83018005 r8:84926000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1326.623666][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.623715][ T32] r5:00001000 r4:eb365000 [ 1326.623757][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.623802][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.623873][ T32] r5:859e538c r4:859e5000 [ 1326.623983][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.624038][ T32] r7:dddced40 r6:83018000 r5:859e538c r4:84944f00 [ 1326.624062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.624111][ T32] r10:61c88647 r9:84926000 r8:84944f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.624147][ T32] r4:84944f00 [ 1326.624199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.624251][ T32] r10:00000000 r9:84944f00 r8:8027ecf4 r7:dfa1de60 r6:84944f80 r5:84926000 [ 1326.624275][ T32] r4:00000001 [ 1326.624294][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.624331][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1326.624389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.624452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.624484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.624572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.624604][ T32] r4:84959980 [ 1326.635798][ T32] INFO: task kworker/0:22:3242 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.636107][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.636273][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.636389][ T32] Call trace: [ 1326.636455][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.636556][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.636599][ T32] r4:00000000 [ 1326.636636][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.636713][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.636796][ T32] dd20: a723a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.636862][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.636913][ T32] dd60: 80000013 ffffffff [ 1326.636971][ T32] r5:80000013 r4:80239bb0 [ 1326.637014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.637126][ T32] r4:82ac21e4 [ 1326.637186][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.637284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.637333][ T32] r4:e46fddc0 [ 1326.637375][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.637454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.637500][ T32] r4:00000000 [ 1326.637536][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.637625][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.637669][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.637749][ T32] r5:00001000 r4:e042b000 [ 1326.637791][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.637865][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.637995][ T32] r5:8502278c r4:85022400 [ 1326.638048][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.638186][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.638251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.638392][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.638478][ T32] r4:84753d00 [ 1326.638545][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.638659][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.638714][ T32] r4:00000001 [ 1326.638765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.638865][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.638938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.639018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.639085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.639156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.639214][ T32] r4:844bb340 [ 1326.639298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.639384][ T32] INFO: task kworker/0:23:3243 blocked for more than 453 seconds. [ 1326.639470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.639554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.639647][ T32] task:kworker/0:23 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.639766][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.639860][ T32] Call trace: [ 1326.639939][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.640067][ T32] r10:829187f4 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:84926c00 [ 1326.640123][ T32] r4:84926c00 [ 1326.640201][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.640306][ T32] r5:84926c00 r4:829187f0 [ 1326.640386][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.640506][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.640641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1326.640706][ T32] r4:00000000 [ 1326.640757][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.640852][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.640986][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.641158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858624c0 [ 1326.641245][ T32] r4:00000000 [ 1326.641303][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.641431][ T32] r9:83018005 r8:84926c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1326.641493][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.641623][ T32] r5:00001000 r4:eae31000 [ 1326.641692][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.641842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.641994][ T32] r5:859e4b8c r4:859e4800 [ 1326.642128][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.642338][ T32] r7:dddced40 r6:83018000 r5:859e4b8c r4:8494e000 [ 1326.642437][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.642563][ T32] r10:61c88647 r9:84926c00 r8:8494e02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.642657][ T32] r4:8494e000 [ 1326.642723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.642829][ T32] r10:00000000 r9:8494e000 r8:8027ecf4 r7:dfa6de60 r6:8494e080 r5:84926c00 [ 1326.642927][ T32] r4:00000001 [ 1326.642994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.643141][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1326.643221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.643294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.643559][ T32] r4:84959980 [ 1326.644469][ T32] INFO: task kworker/0:23:3243 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.644577][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.676100][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.676297][ T32] Call trace: [ 1326.676404][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.676543][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.676604][ T32] r4:00000000 [ 1326.676659][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.676760][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.676838][ T32] dd20: a74b1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.676913][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.676988][ T32] dd60: 80000013 ffffffff [ 1326.677053][ T32] r5:80000013 r4:80239bb0 [ 1326.677140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.677253][ T32] r4:82ac21e4 [ 1326.677311][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.677422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.677483][ T32] r4:e46fddc0 [ 1326.677535][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.677636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.677691][ T32] r4:00000000 [ 1326.677741][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.677855][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.677911][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.678031][ T32] r5:00001000 r4:e042b000 [ 1326.678083][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.678179][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.678287][ T32] r5:8502278c r4:85022400 [ 1326.678341][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.678450][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.678506][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.678645][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.678712][ T32] r4:84753d00 [ 1326.678766][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.678878][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.678936][ T32] r4:00000001 [ 1326.679003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.679090][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.679185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.679331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.679422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.679498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.679557][ T32] r4:844bb340 [ 1326.679619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.679731][ T32] INFO: task kworker/0:24:3246 blocked for more than 453 seconds. [ 1326.679819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.679896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.680004][ T32] task:kworker/0:24 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.680324][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.680469][ T32] Call trace: [ 1326.680642][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.680759][ T32] r10:829187f4 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:848f8000 [ 1326.680821][ T32] r4:848f8000 [ 1326.680873][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.680988][ T32] r5:848f8000 r4:829187f0 [ 1326.681044][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.681174][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.681305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1326.681401][ T32] r4:00000000 [ 1326.681470][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.681569][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.681668][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.681777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862640 [ 1326.681909][ T32] r4:00000000 [ 1326.681987][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.682101][ T32] r9:83018005 r8:848f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1326.682155][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.682403][ T32] r5:00001000 r4:eb1cd000 [ 1326.682463][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.682563][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.682665][ T32] r5:859e4f8c r4:859e4c00 [ 1326.682717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.682827][ T32] r7:dddced40 r6:83018000 r5:859e4f8c r4:8494e100 [ 1326.682883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.683037][ T32] r10:61c88647 r9:848f8000 r8:8494e12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.683105][ T32] r4:8494e100 [ 1326.683155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.683268][ T32] r10:00000000 r9:8494e100 r8:8027ecf4 r7:dfa6de60 r6:8494e180 r5:848f8000 [ 1326.683328][ T32] r4:00000001 [ 1326.683377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.683463][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1326.683532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.683628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.683737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.683820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.683899][ T32] r4:84959cc0 [ 1326.716520][ T32] INFO: task kworker/0:24:3246 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.716841][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.717116][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.717282][ T32] Call trace: [ 1326.717367][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.717527][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.717680][ T32] r4:00000000 [ 1326.717939][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.718073][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.718189][ T32] dd20: a771c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.718275][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.718344][ T32] dd60: 80000013 ffffffff [ 1326.718569][ T32] r5:80000013 r4:80239bb0 [ 1326.718634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.718926][ T32] r4:82ac21e4 [ 1326.718998][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.719139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.719206][ T32] r4:e46fddc0 [ 1326.719369][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.719509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.719576][ T32] r4:00000000 [ 1326.719661][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.719792][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.719851][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.719979][ T32] r5:00001000 r4:e042b000 [ 1326.720040][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.720140][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.720281][ T32] r5:8502278c r4:85022400 [ 1326.720344][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.720459][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.720537][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.720793][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.720957][ T32] r4:84753d00 [ 1326.721021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.721170][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.721231][ T32] r4:00000001 [ 1326.721282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.721435][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.721522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.721636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.721713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.721811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.721875][ T32] r4:844bb340 [ 1326.721993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.722090][ T32] INFO: task kworker/0:25:3248 blocked for more than 453 seconds. [ 1326.722180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.722277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.722403][ T32] task:kworker/0:25 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.722567][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.722676][ T32] Call trace: [ 1326.722757][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.722872][ T32] r10:829187f4 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:848f8c00 [ 1326.722932][ T32] r4:848f8c00 [ 1326.722994][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.723094][ T32] r5:848f8c00 r4:829187f0 [ 1326.723153][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.723275][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.723396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1326.723455][ T32] r4:00000000 [ 1326.723530][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.723674][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.723782][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.723888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862900 [ 1326.723960][ T32] r4:00000000 [ 1326.724013][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.724128][ T32] r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1326.724186][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.724321][ T32] r5:00001000 r4:eb5e7000 [ 1326.724391][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.724986][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.752386][ T32] r5:859e5b8c r4:859e5800 [ 1326.752460][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.752583][ T32] r7:dddced40 r6:83018000 r5:859e5b8c r4:8494e200 [ 1326.752621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.752706][ T32] r10:61c88647 r9:848f8c00 r8:8494e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.752789][ T32] r4:8494e200 [ 1326.752834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.752890][ T32] r10:00000000 r9:8494e200 r8:8027ecf4 r7:dfa6de60 r6:8494e280 r5:848f8c00 [ 1326.752931][ T32] r4:00000001 [ 1326.753043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.753141][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1326.753235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.753296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.753346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.753419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.753464][ T32] r4:84959cc0 [ 1326.754281][ T32] INFO: task kworker/0:25:3248 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.754374][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.754525][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.754666][ T32] Call trace: [ 1326.765312][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.765553][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.765585][ T32] r4:00000000 [ 1326.765610][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.765692][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.765819][ T32] dd20: a7adf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.765888][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.765919][ T32] dd60: 80000013 ffffffff [ 1326.765955][ T32] r5:80000013 r4:80239bb0 [ 1326.765980][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.766032][ T32] r4:82ac21e4 [ 1326.766056][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.766109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.766136][ T32] r4:e46fddc0 [ 1326.766179][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.766236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.766317][ T32] r4:00000000 [ 1326.766390][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.766454][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.766506][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.766618][ T32] r5:00001000 r4:e042b000 [ 1326.766671][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.766722][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.766800][ T32] r5:8502278c r4:85022400 [ 1326.766826][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.766983][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.767040][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.767099][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.767126][ T32] r4:84753d00 [ 1326.767149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.767204][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.767231][ T32] r4:00000001 [ 1326.767268][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.767310][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.767338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.767388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.767420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.767454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.767528][ T32] r4:844bb340 [ 1326.767568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.767606][ T32] INFO: task kworker/0:26:3250 blocked for more than 453 seconds. [ 1326.767646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.767674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.767698][ T32] task:kworker/0:26 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.767798][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.767904][ T32] Call trace: [ 1326.767995][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.768053][ T32] r10:829187f4 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:848f9800 [ 1326.768097][ T32] r4:848f9800 [ 1326.768177][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.768299][ T32] r5:848f9800 r4:829187f0 [ 1326.768358][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.768418][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.768471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1326.768522][ T32] r4:00000000 [ 1326.768554][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.768601][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.768642][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.768687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862840 [ 1326.768738][ T32] r4:00000000 [ 1326.768763][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.768815][ T32] r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1326.768838][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.768908][ T32] r5:00001000 r4:eb589000 [ 1326.768934][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.768985][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.769029][ T32] r5:859e578c r4:859e5400 [ 1326.769050][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.769143][ T32] r7:dddced40 r6:83018000 r5:859e578c r4:8494e300 [ 1326.769177][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.769275][ T32] r10:61c88647 r9:848f9800 r8:8494e32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.769418][ T32] r4:8494e300 [ 1326.769445][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.769494][ T32] r10:00000000 r9:8494e300 r8:8027ecf4 r7:dfa85e60 r6:8494e380 r5:848f9800 [ 1326.769518][ T32] r4:00000001 [ 1326.769538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.769574][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1326.769602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.769632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.769660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.769691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.769715][ T32] r4:849431c0 [ 1326.770310][ T32] INFO: task kworker/0:26:3250 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.770383][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.770456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.770566][ T32] Call trace: [ 1326.770749][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.770807][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.770859][ T32] r4:00000000 [ 1326.770909][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.770990][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.771036][ T32] dd20: a7adf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.771069][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.771096][ T32] dd60: 80000013 ffffffff [ 1326.771150][ T32] r5:80000013 r4:80239bb0 [ 1326.771209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.771284][ T32] r4:82ac21e4 [ 1326.771316][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.771387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.771415][ T32] r4:e46fddc0 [ 1326.771436][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.771484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.771522][ T32] r4:00000000 [ 1326.771546][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.771649][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.771703][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.771756][ T32] r5:00001000 r4:e042b000 [ 1326.771778][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.771820][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.771892][ T32] r5:8502278c r4:85022400 [ 1326.771945][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.772032][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.772063][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.772211][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.772270][ T32] r4:84753d00 [ 1326.772320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.772411][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.772464][ T32] r4:00000001 [ 1326.772528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.772606][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.772664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.772755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.772821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.772878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.772930][ T32] r4:844bb340 [ 1326.772982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.773071][ T32] INFO: task kworker/0:27:3252 blocked for more than 453 seconds. [ 1326.773170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.773246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.773289][ T32] task:kworker/0:27 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.773390][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.773502][ T32] Call trace: [ 1326.773605][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.773705][ T32] r10:829187f4 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:848fb000 [ 1326.773752][ T32] r4:848fb000 [ 1326.773795][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.773877][ T32] r5:848fb000 r4:829187f0 [ 1326.773921][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.774015][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.774111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1326.774156][ T32] r4:00000000 [ 1326.774202][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.774315][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.774399][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.774515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862b40 [ 1326.774755][ T32] r4:00000000 [ 1326.803405][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.803679][ T32] r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.803791][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.803909][ T32] r5:00001000 r4:eb827000 [ 1326.803961][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.804127][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.804226][ T32] r5:859e638c r4:859e6000 [ 1326.804276][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.804373][ T32] r7:dddced40 r6:83018000 r5:859e638c r4:8494e400 [ 1326.804456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.804556][ T32] r10:61c88647 r9:848fb000 r8:8494e42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.804668][ T32] r4:8494e400 [ 1326.809537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.809716][ T32] r10:00000000 r9:8494e400 r8:8027ecf4 r7:dfa85e60 r6:8494e480 r5:848fb000 [ 1326.809826][ T32] r4:00000001 [ 1326.809877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.809971][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1326.810039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.810103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.810188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.810262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.810310][ T32] r4:84943340 [ 1326.811190][ T32] INFO: task kworker/0:27:3252 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.811278][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.811458][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.811618][ T32] Call trace: [ 1326.811755][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.811868][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.811925][ T32] r4:00000000 [ 1326.811994][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.812129][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.812245][ T32] dd20: a7f4f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.812366][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.812538][ T32] dd60: 80000013 ffffffff [ 1326.812652][ T32] r5:80000013 r4:80239bb0 [ 1326.812701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.812796][ T32] r4:82ac21e4 [ 1326.812839][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.812935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.813001][ T32] r4:e46fddc0 [ 1326.813114][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.813210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.813276][ T32] r4:00000000 [ 1326.813317][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.813536][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.813641][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.813732][ T32] r5:00001000 r4:e042b000 [ 1326.813777][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.813862][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.814074][ T32] r5:8502278c r4:85022400 [ 1326.814178][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.814285][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.814333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.814436][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.814503][ T32] r4:84753d00 [ 1326.814547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.829127][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.829410][ T32] r4:00000001 [ 1326.829498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.829634][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.829697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.829763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.829821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.829882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.829935][ T32] r4:844bb340 [ 1326.829993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.830131][ T32] INFO: task kworker/0:28:3254 blocked for more than 453 seconds. [ 1326.830216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.830274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.830323][ T32] task:kworker/0:28 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.830492][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.830627][ T32] Call trace: [ 1326.830736][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.830846][ T32] r10:829187f4 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:848fbc00 [ 1326.830923][ T32] r4:848fbc00 [ 1326.831009][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.831133][ T32] r5:848fbc00 r4:829187f0 [ 1326.831192][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.831294][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.831429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1326.831518][ T32] r4:00000000 [ 1326.831596][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.831679][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.831806][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.831896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862a40 [ 1326.832028][ T32] r4:00000000 [ 1326.832153][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.832299][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.832369][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.832465][ T32] r5:00001000 r4:eb795000 [ 1326.832506][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.832594][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.832685][ T32] r5:859e5f8c r4:859e5c00 [ 1326.832748][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.832845][ T32] r7:dddced40 r6:83018000 r5:859e5f8c r4:8494e500 [ 1326.832888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.832993][ T32] r10:61c88647 r9:848fbc00 r8:8494e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.833086][ T32] r4:8494e500 [ 1326.833178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.833281][ T32] r10:00000000 r9:8494e500 r8:8027ecf4 r7:dfab1e60 r6:8494e580 r5:848fbc00 [ 1326.833338][ T32] r4:00000001 [ 1326.833380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.833460][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1326.833518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.833583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.833638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.833702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.833782][ T32] r4:849432c0 [ 1326.834665][ T32] INFO: task kworker/0:28:3254 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.834820][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.853275][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.853493][ T32] Call trace: [ 1326.853573][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.853744][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.853798][ T32] r4:00000000 [ 1326.853841][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.853920][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.853994][ T32] dd20: a8167000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.854133][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.854188][ T32] dd60: 80000013 ffffffff [ 1326.854246][ T32] r5:80000013 r4:80239bb0 [ 1326.854290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.854396][ T32] r4:82ac21e4 [ 1326.854443][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.854537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.854591][ T32] r4:e46fddc0 [ 1326.854675][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.869629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.869769][ T32] r4:00000000 [ 1326.869846][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.870038][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.870092][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.870192][ T32] r5:00001000 r4:e042b000 [ 1326.870259][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.870348][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.870452][ T32] r5:8502278c r4:85022400 [ 1326.870500][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.870599][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.870646][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.870740][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.870790][ T32] r4:84753d00 [ 1326.870829][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.870958][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.871021][ T32] r4:00000001 [ 1326.871078][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.871161][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.871249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.871321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.871402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.871469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.871519][ T32] r4:844bb340 [ 1326.871585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.871657][ T32] INFO: task kworker/0:29:3255 blocked for more than 453 seconds. [ 1326.871732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.871788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.871854][ T32] task:kworker/0:29 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.871999][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.872095][ T32] Call trace: [ 1326.872164][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.872295][ T32] r10:829187f4 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:848fc800 [ 1326.872351][ T32] r4:848fc800 [ 1326.872392][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.872480][ T32] r5:848fc800 r4:829187f0 [ 1326.872545][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.872661][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.872759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1326.872812][ T32] r4:00000000 [ 1326.872853][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.872935][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.873022][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.873173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862c40 [ 1326.873265][ T32] r4:00000000 [ 1326.873324][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.873420][ T32] r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.873530][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.873624][ T32] r5:00001000 r4:eb87d000 [ 1326.873677][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.873762][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.873859][ T32] r5:859e678c r4:859e6400 [ 1326.873900][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.874010][ T32] r7:dddced40 r6:83018000 r5:859e678c r4:8494e600 [ 1326.874062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.874163][ T32] r10:61c88647 r9:848fc800 r8:8494e62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.874239][ T32] r4:8494e600 [ 1326.874291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.874383][ T32] r10:00000000 r9:8494e600 r8:8027ecf4 r7:dfab1e60 r6:8494e680 r5:848fc800 [ 1326.874505][ T32] r4:00000001 [ 1326.874555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.874752][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1326.895978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.896100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.896159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.896254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.896319][ T32] r4:849432c0 [ 1326.897234][ T32] INFO: task kworker/0:29:3255 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.897329][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.897510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.897681][ T32] Call trace: [ 1326.897789][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.897907][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.897987][ T32] r4:00000000 [ 1326.898039][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.898128][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.898194][ T32] dd20: a86b2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.898265][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.898316][ T32] dd60: 80000013 ffffffff [ 1326.898420][ T32] r5:80000013 r4:80239bb0 [ 1326.898476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.898571][ T32] r4:82ac21e4 [ 1326.898613][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.898710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.898792][ T32] r4:e46fddc0 [ 1326.898840][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.898957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.899011][ T32] r4:00000000 [ 1326.899049][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.899148][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.899202][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.899321][ T32] r5:00001000 r4:e042b000 [ 1326.899386][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.899475][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.899668][ T32] r5:8502278c r4:85022400 [ 1326.899720][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.899849][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.899922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.900034][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.900098][ T32] r4:84753d00 [ 1326.900149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.900269][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.900386][ T32] r4:00000001 [ 1326.900432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.900514][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.900586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.900693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.900762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.900824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.900891][ T32] r4:844bb340 [ 1326.900956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.901027][ T32] INFO: task kworker/0:30:3258 blocked for more than 453 seconds. [ 1326.901126][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.901190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.901241][ T32] task:kworker/0:30 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.901348][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.901473][ T32] Call trace: [ 1326.901544][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.901661][ T32] r10:829187f4 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:848fd400 [ 1326.901727][ T32] r4:848fd400 [ 1326.901780][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.901868][ T32] r5:848fd400 r4:829187f0 [ 1326.901941][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.902065][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.902171][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1326.902226][ T32] r4:00000000 [ 1326.902290][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.902379][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.902477][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.902573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862d00 [ 1326.902630][ T32] r4:00000000 [ 1326.902669][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.902774][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1326.902845][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.902944][ T32] r5:00001000 r4:eb8c7000 [ 1326.902997][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.903081][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.903169][ T32] r5:859e6b8c r4:859e6800 [ 1326.903264][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.903368][ T32] r7:dddced40 r6:83018000 r5:859e6b8c r4:8494e700 [ 1326.903410][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.903509][ T32] r10:61c88647 r9:848fd400 r8:8494e72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.903565][ T32] r4:8494e700 [ 1326.903605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.903700][ T32] r10:00000000 r9:8494e700 r8:8027ecf4 r7:dfaede60 r6:8494e780 r5:848fd400 [ 1326.903754][ T32] r4:00000001 [ 1326.903797][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.903869][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1326.903935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.904016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.904089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.904180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.904264][ T32] r4:849436c0 [ 1326.938914][ T32] INFO: task kworker/0:30:3258 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1326.941360][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.942245][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.942373][ T32] Call trace: [ 1326.942436][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1326.942538][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1326.943337][ T32] r4:00000000 [ 1326.943406][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.943481][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1326.943538][ T32] dd20: a876b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1326.943590][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1326.943631][ T32] dd60: 80000013 ffffffff [ 1326.943677][ T32] r5:80000013 r4:80239bb0 [ 1326.943712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.944036][ T32] r4:82ac21e4 [ 1326.944142][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.944231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1326.944276][ T32] r4:e46fddc0 [ 1326.944315][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.944388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1326.944428][ T32] r4:00000000 [ 1326.944464][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.944546][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.944585][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.974131][ T32] r5:00001000 r4:e042b000 [ 1326.974271][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.974482][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.974751][ T32] r5:8502278c r4:85022400 [ 1326.979971][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.980143][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1326.980254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.980438][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.980556][ T32] r4:84753d00 [ 1326.980624][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.980790][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1326.980897][ T32] r4:00000001 [ 1326.980965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.981067][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1326.981219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.981311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.981407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.981492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.981553][ T32] r4:844bb340 [ 1326.981617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.981717][ T32] INFO: task kworker/0:31:3260 blocked for more than 453 seconds. [ 1326.981807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.981867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.981919][ T32] task:kworker/0:31 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.982043][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.982153][ T32] Call trace: [ 1326.982260][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1326.982400][ T32] r10:829187f4 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:848fe000 [ 1326.982469][ T32] r4:848fe000 [ 1326.982530][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1326.982636][ T32] r5:848fe000 r4:829187f0 [ 1326.982692][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.982791][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.982911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1326.982974][ T32] r4:00000000 [ 1326.983029][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1326.983132][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1326.983241][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1326.983353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862580 [ 1326.983423][ T32] r4:00000000 [ 1326.983473][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1326.983591][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1326.983652][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.983760][ T32] r5:00001000 r4:ec487000 [ 1326.983848][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1326.983956][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.984063][ T32] r5:859e778c r4:859e7400 [ 1326.984113][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.984215][ T32] r7:dddced40 r6:83018000 r5:859e778c r4:8494e880 [ 1326.984273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.984391][ T32] r10:61c88647 r9:848fe000 r8:8494e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.984451][ T32] r4:8494e880 [ 1326.984508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.984626][ T32] r10:00000000 r9:8494e880 r8:8027ecf4 r7:dfabde60 r6:8494e900 r5:848fe000 [ 1327.000310][ T32] r4:00000001 [ 1327.000504][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.000638][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1327.000741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.000813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.000903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.000998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.001053][ T32] r4:84943800 [ 1327.001989][ T32] INFO: task kworker/0:31:3260 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.002087][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.002258][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.002369][ T32] Call trace: [ 1327.002443][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.002555][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.002633][ T32] r4:00000000 [ 1327.002708][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.002794][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.002856][ T32] dd20: a910e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.002915][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.002963][ T32] dd60: 80000013 ffffffff [ 1327.003036][ T32] r5:80000013 r4:80239bb0 [ 1327.003082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.003181][ T32] r4:82ac21e4 [ 1327.003271][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.003397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.003452][ T32] r4:e46fddc0 [ 1327.003527][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.003619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.003664][ T32] r4:00000000 [ 1327.003721][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.003850][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.003920][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.004011][ T32] r5:00001000 r4:e042b000 [ 1327.004055][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.004162][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.004256][ T32] r5:8502278c r4:85022400 [ 1327.004314][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.004431][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.004478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.004569][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.004727][ T32] r4:84753d00 [ 1327.012860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.013038][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.013130][ T32] r4:00000001 [ 1327.013180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.013264][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.013326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.013388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.013444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.013505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.013549][ T32] r4:844bb340 [ 1327.013597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.013654][ T32] INFO: task kworker/0:32:3261 blocked for more than 453 seconds. [ 1327.013722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.013862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.013912][ T32] task:kworker/0:32 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.014043][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.014145][ T32] Call trace: [ 1327.014416][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.014527][ T32] r10:829187f4 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:848fec00 [ 1327.014576][ T32] r4:848fec00 [ 1327.014616][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.028961][ T32] r5:848fec00 r4:829187f0 [ 1327.029045][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.029244][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.029400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1327.029455][ T32] r4:00000000 [ 1327.029498][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.029578][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.029659][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.029746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862e00 [ 1327.029802][ T32] r4:00000000 [ 1327.029845][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.029944][ T32] r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.029987][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.030075][ T32] r5:00001000 r4:ebac9000 [ 1327.030131][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.030209][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.030291][ T32] r5:859e6f8c r4:859e6c00 [ 1327.030334][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.030464][ T32] r7:dddced40 r6:83018000 r5:859e6f8c r4:8494e980 [ 1327.030514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.030607][ T32] r10:61c88647 r9:848fec00 r8:8494e9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.030654][ T32] r4:8494e980 [ 1327.030697][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.030789][ T32] r10:00000000 r9:8494e980 r8:8027ecf4 r7:dfb1de60 r6:8494ea00 r5:848fec00 [ 1327.030834][ T32] r4:00000001 [ 1327.030874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.030969][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1327.031046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.031142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.031207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.031361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.031819][ T32] r4:84943800 [ 1327.032629][ T32] INFO: task kworker/0:32:3261 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.032718][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.032911][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.033012][ T32] Call trace: [ 1327.033076][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.033222][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.033294][ T32] r4:00000000 [ 1327.033403][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.033491][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.033635][ T32] dd20: a9208000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.033707][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.033758][ T32] dd60: 80000013 ffffffff [ 1327.033810][ T32] r5:80000013 r4:80239bb0 [ 1327.033883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.034036][ T32] r4:82ac21e4 [ 1327.034085][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.034185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.034231][ T32] r4:e46fddc0 [ 1327.034271][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.034355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.034403][ T32] r4:00000000 [ 1327.034443][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.034568][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.034694][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.055754][ T32] r5:00001000 r4:e042b000 [ 1327.055830][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.055954][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.056040][ T32] r5:8502278c r4:85022400 [ 1327.056081][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.056190][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.056232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.056326][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.056410][ T32] r4:84753d00 [ 1327.056461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.056573][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.056626][ T32] r4:00000001 [ 1327.056668][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.056744][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.056804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.056865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.056953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.057022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.057070][ T32] r4:844bb340 [ 1327.057152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.057215][ T32] INFO: task kworker/0:33:3264 blocked for more than 453 seconds. [ 1327.057282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.057334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.057380][ T32] task:kworker/0:33 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.057551][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.057679][ T32] Call trace: [ 1327.057774][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.057946][ T32] r10:829187f4 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:848fa400 [ 1327.057999][ T32] r4:848fa400 [ 1327.058071][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.058166][ T32] r5:848fa400 r4:829187f0 [ 1327.058210][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.058294][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.058392][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1327.058438][ T32] r4:00000000 [ 1327.058478][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.058589][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.058677][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.058767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862f80 [ 1327.058943][ T32] r4:00000000 [ 1327.058992][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.059089][ T32] r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.059187][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.059315][ T32] r5:00001000 r4:ebb75000 [ 1327.059395][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.059563][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.059661][ T32] r5:859e738c r4:859e7000 [ 1327.059702][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.059792][ T32] r7:dddced40 r6:83018000 r5:859e738c r4:8494ea80 [ 1327.059894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.059992][ T32] r10:61c88647 r9:848fa400 r8:8494eaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.060073][ T32] r4:8494ea80 [ 1327.060126][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.060218][ T32] r10:00000000 r9:8494ea80 r8:8027ecf4 r7:dfb1de60 r6:8494eb00 r5:848fa400 [ 1327.060315][ T32] r4:00000001 [ 1327.060479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.060557][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1327.060635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.060732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.060791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.060852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.060901][ T32] r4:84943b40 [ 1327.061752][ T32] INFO: task kworker/0:33:3264 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.061835][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.061956][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.062043][ T32] Call trace: [ 1327.062143][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.062245][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.062292][ T32] r4:00000000 [ 1327.062331][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.062412][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.062498][ T32] dd20: a9383000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.062564][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.062676][ T32] dd60: 80000013 ffffffff [ 1327.062732][ T32] r5:80000013 r4:80239bb0 [ 1327.062807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.062894][ T32] r4:82ac21e4 [ 1327.062957][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.063053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.063125][ T32] r4:e46fddc0 [ 1327.063172][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.063276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.063328][ T32] r4:00000000 [ 1327.063370][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.063497][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.063622][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.063753][ T32] r5:00001000 r4:e042b000 [ 1327.063801][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.063937][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.064028][ T32] r5:8502278c r4:85022400 [ 1327.064071][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.064178][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.064244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.064344][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.064413][ T32] r4:84753d00 [ 1327.064458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.064550][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.064598][ T32] r4:00000001 [ 1327.064637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.093194][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.093327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.093430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.093563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.093637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.093685][ T32] r4:844bb340 [ 1327.093734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.093813][ T32] INFO: task kworker/0:34:3266 blocked for more than 453 seconds. [ 1327.093943][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.094001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.094044][ T32] task:kworker/0:34 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.094206][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.094354][ T32] Call trace: [ 1327.094422][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.094534][ T32] r10:829187f4 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:849c0000 [ 1327.094580][ T32] r4:849c0000 [ 1327.094637][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.105656][ T32] r5:849c0000 r4:829187f0 [ 1327.105737][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.105855][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.105952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1327.106000][ T32] r4:00000000 [ 1327.106042][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.106168][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.106256][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.106344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881300 [ 1327.106395][ T32] r4:00000000 [ 1327.106435][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.106563][ T32] r9:83018005 r8:849c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1327.106678][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.106777][ T32] r5:00001000 r4:ec8eb000 [ 1327.106819][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.106929][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.107019][ T32] r5:859e838c r4:859e8000 [ 1327.107078][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.107187][ T32] r7:dddced40 r6:83018000 r5:859e838c r4:8494eb80 [ 1327.107232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.107324][ T32] r10:61c88647 r9:849c0000 r8:8494ebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.107373][ T32] r4:8494eb80 [ 1327.107415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.107506][ T32] r10:00000000 r9:8494eb80 r8:8027ecf4 r7:dfb1de60 r6:8494ec00 r5:849c0000 [ 1327.107587][ T32] r4:00000001 [ 1327.107635][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.107707][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1327.107768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.107827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.107952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.108057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.108114][ T32] r4:84943c80 [ 1327.108986][ T32] INFO: task kworker/0:34:3266 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.109126][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.109367][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.109464][ T32] Call trace: [ 1327.109557][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.109672][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.109723][ T32] r4:00000000 [ 1327.109828][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.109917][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.109996][ T32] dd20: a9926000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.110061][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.110117][ T32] dd60: 80000013 ffffffff [ 1327.110170][ T32] r5:80000013 r4:80239bb0 [ 1327.110212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.110289][ T32] r4:82ac21e4 [ 1327.110330][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.110422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.110470][ T32] r4:e46fddc0 [ 1327.110512][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.110598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.110642][ T32] r4:00000000 [ 1327.110711][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.110816][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.110864][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.110972][ T32] r5:00001000 r4:e042b000 [ 1327.111013][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.111095][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.111188][ T32] r5:8502278c r4:85022400 [ 1327.111231][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.111322][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.111365][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.111456][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.111553][ T32] r4:84753d00 [ 1327.111600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.111693][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.111740][ T32] r4:00000001 [ 1327.111782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.111858][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.111913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.112007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.112136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.112208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.112356][ T32] r4:844bb340 [ 1327.112426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.112487][ T32] INFO: task kworker/0:35:3268 blocked for more than 453 seconds. [ 1327.112555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.112608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.112670][ T32] task:kworker/0:35 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.112767][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.112846][ T32] Call trace: [ 1327.112952][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.113119][ T32] r10:829187f4 r9:dfcadd84 r8:00000002 r7:60000013 r6:dfcadd8c r5:849c0c00 [ 1327.113177][ T32] r4:849c0c00 [ 1327.113221][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.113319][ T32] r5:849c0c00 r4:829187f0 [ 1327.113363][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.113467][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.113570][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1327.113623][ T32] r4:00000000 [ 1327.113664][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.113743][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.113817][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.113902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85884640 [ 1327.113962][ T32] r4:00000000 [ 1327.114006][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.114096][ T32] r9:83018005 r8:849c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.114152][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.114234][ T32] r5:00001000 r4:ec767000 [ 1327.114294][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.114380][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.114466][ T32] r5:859e7f8c r4:859e7c00 [ 1327.114506][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.114625][ T32] r7:dddced40 r6:83018000 r5:859e7f8c r4:8494ec80 [ 1327.138935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.139273][ T32] r10:61c88647 r9:849c0c00 r8:8494ecac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.139336][ T32] r4:8494ec80 [ 1327.139383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.139482][ T32] r10:00000000 r9:8494ec80 r8:8027ecf4 r7:dfca1e60 r6:8494ed00 r5:849c0c00 [ 1327.139530][ T32] r4:00000001 [ 1327.139571][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.139644][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1327.139706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.139765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.139857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.139927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.139974][ T32] r4:84943f00 [ 1327.140857][ T32] INFO: task kworker/0:35:3268 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.140941][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.141076][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.141229][ T32] Call trace: [ 1327.141354][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.141464][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.141553][ T32] r4:00000000 [ 1327.141611][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.141696][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.141759][ T32] dd20: a9b21000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.141827][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.141884][ T32] dd60: 80000013 ffffffff [ 1327.141941][ T32] r5:80000013 r4:80239bb0 [ 1327.141994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.142085][ T32] r4:82ac21e4 [ 1327.142174][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.142368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.142428][ T32] r4:e46fddc0 [ 1327.142471][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.142566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.142614][ T32] r4:00000000 [ 1327.142655][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.142786][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.142838][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.142925][ T32] r5:00001000 r4:e042b000 [ 1327.142969][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.143150][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.143257][ T32] r5:8502278c r4:85022400 [ 1327.143301][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.143431][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.143482][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.143577][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.143623][ T32] r4:84753d00 [ 1327.143662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.143752][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.143797][ T32] r4:00000001 [ 1327.143872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.143970][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.144065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.144175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.144237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.144366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.144423][ T32] r4:844bb340 [ 1327.144493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.144554][ T32] INFO: task kworker/0:36:3271 blocked for more than 453 seconds. [ 1327.144620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.144823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.165730][ T32] task:kworker/0:36 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.165922][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.166076][ T32] Call trace: [ 1327.166200][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.166327][ T32] r10:829187f4 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:849c1800 [ 1327.166377][ T32] r4:849c1800 [ 1327.166420][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.166503][ T32] r5:849c1800 r4:829187f0 [ 1327.166544][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.166622][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.166713][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1327.166761][ T32] r4:00000000 [ 1327.166820][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.166920][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.167056][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.167159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881040 [ 1327.167206][ T32] r4:00000000 [ 1327.167246][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.167342][ T32] r9:83018005 r8:849c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.167422][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.167512][ T32] r5:00001000 r4:ec895000 [ 1327.167553][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.167629][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.167713][ T32] r5:847cd38c r4:847cd000 [ 1327.167789][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.167889][ T32] r7:dddced40 r6:83018000 r5:847cd38c r4:8494ed80 [ 1327.167934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.168034][ T32] r10:61c88647 r9:849c1800 r8:8494edac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.168116][ T32] r4:8494ed80 [ 1327.168164][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.168258][ T32] r10:00000000 r9:8494ed80 r8:8027ecf4 r7:dfca1e60 r6:8494ee00 r5:849c1800 [ 1327.168304][ T32] r4:00000001 [ 1327.168402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.168482][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1327.168539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.168619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.168684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.168745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.168789][ T32] r4:848121c0 [ 1327.169642][ T32] INFO: task kworker/0:36:3271 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.169722][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.169911][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.170048][ T32] Call trace: [ 1327.170127][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.170229][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.170276][ T32] r4:00000000 [ 1327.170319][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.170399][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.170461][ T32] dd20: a9e44000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.170519][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.170568][ T32] dd60: 80000013 ffffffff [ 1327.170617][ T32] r5:80000013 r4:80239bb0 [ 1327.170657][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.170733][ T32] r4:82ac21e4 [ 1327.170773][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.170859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.170945][ T32] r4:e46fddc0 [ 1327.170991][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.171081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.171134][ T32] r4:00000000 [ 1327.171174][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.171266][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.171335][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.171487][ T32] r5:00001000 r4:e042b000 [ 1327.171539][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.171621][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.171723][ T32] r5:8502278c r4:85022400 [ 1327.171833][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.171930][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.171972][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.172062][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.172124][ T32] r4:84753d00 [ 1327.172169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.172338][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.172401][ T32] r4:00000001 [ 1327.172446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.172531][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.172622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.172718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.172789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.172850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.172895][ T32] r4:844bb340 [ 1327.172939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.172991][ T32] INFO: task kworker/1:46:3273 blocked for more than 453 seconds. [ 1327.173055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.173146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.173193][ T32] task:kworker/1:46 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.173305][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.173397][ T32] Call trace: [ 1327.173458][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.173551][ T32] r10:829187f4 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:8491a400 [ 1327.173598][ T32] r4:8491a400 [ 1327.173637][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.173719][ T32] r5:8491a400 r4:829187f0 [ 1327.173759][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.173836][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.173928][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1327.173974][ T32] r4:00000000 [ 1327.174013][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.174088][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.174203][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.174298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e08c0 [ 1327.174346][ T32] r4:00000000 [ 1327.174388][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.174509][ T32] r9:83018205 r8:8491a400 r7:00000000 r6:83018200 r5:00001000 r4:7f42b000 [ 1327.174557][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.174760][ T32] r5:00001000 r4:edff5000 [ 1327.205699][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.205883][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.205989][ T32] r5:85e65b8c r4:85e65800 [ 1327.206053][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.206196][ T32] r7:ddde2d40 r6:83018200 r5:85e65b8c r4:847aec80 [ 1327.206266][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.206399][ T32] r10:61c88647 r9:8491a400 r8:847aecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.206453][ T32] r4:847aec80 [ 1327.206561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.206663][ T32] r10:00000000 r9:847aec80 r8:8027ecf4 r7:dfc8de60 r6:84966000 r5:8491a400 [ 1327.206709][ T32] r4:00000001 [ 1327.206750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.206821][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1327.206881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.206940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.207035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.207123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.207174][ T32] r4:84946bc0 [ 1327.208028][ T32] INFO: task kworker/1:46:3273 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.208123][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.208302][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.208469][ T32] Call trace: [ 1327.208601][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.208780][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.208836][ T32] r4:00000000 [ 1327.208909][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.208994][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.209056][ T32] dd20: aa149000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.209149][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.209201][ T32] dd60: 80000013 ffffffff [ 1327.209290][ T32] r5:80000013 r4:80239bb0 [ 1327.209344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.209434][ T32] r4:82ac21e4 [ 1327.209513][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.209617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.209701][ T32] r4:e46fddc0 [ 1327.209753][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.209857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.209908][ T32] r4:00000000 [ 1327.209955][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.210063][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.210126][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.210229][ T32] r5:00001000 r4:e042b000 [ 1327.210348][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.210439][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.210523][ T32] r5:8502278c r4:85022400 [ 1327.210598][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.210697][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.210740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.210831][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.210917][ T32] r4:84753d00 [ 1327.211054][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.211201][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.211253][ T32] r4:00000001 [ 1327.211326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.211405][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.211467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.211534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.211593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.211689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.211763][ T32] r4:844bb340 [ 1327.211846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.211939][ T32] INFO: task kworker/0:37:3274 blocked for more than 453 seconds. [ 1327.212019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.212076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.212132][ T32] task:kworker/0:37 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.212342][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.212501][ T32] Call trace: [ 1327.212570][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.212667][ T32] r10:829187f4 r9:dfce1d84 r8:00000002 r7:60000113 r6:dfce1d8c r5:8491d400 [ 1327.212715][ T32] r4:8491d400 [ 1327.212787][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.212876][ T32] r5:8491d400 r4:829187f0 [ 1327.212952][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.213041][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.213180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce1e08 [ 1327.213228][ T32] r4:00000000 [ 1327.213268][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.213343][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.213484][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.213583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858810c0 [ 1327.213661][ T32] r4:00000000 [ 1327.213708][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.213799][ T32] r9:83018005 r8:8491d400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1327.213841][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.213924][ T32] r5:00001000 r4:ec925000 [ 1327.213966][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.214042][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.214135][ T32] r5:859e8b8c r4:859e8800 [ 1327.214179][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.214270][ T32] r7:dddced40 r6:83018000 r5:859e8b8c r4:8494ee80 [ 1327.214311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.214408][ T32] r10:61c88647 r9:8491d400 r8:8494eeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.214453][ T32] r4:8494ee80 [ 1327.214493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.214682][ T32] r10:00000000 r9:8494ee80 r8:8027ecf4 r7:dfca1e60 r6:84966080 r5:8491d400 [ 1327.214810][ T32] r4:00000001 [ 1327.235520][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.235669][ T32] Exception stack(0xdfce1fb0 to 0xdfce1ff8) [ 1327.235735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.235799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.235879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.235955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.236002][ T32] r4:84812100 [ 1327.236824][ T32] INFO: task kworker/0:37:3274 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.236967][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.237139][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.237291][ T32] Call trace: [ 1327.237356][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.237499][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.237555][ T32] r4:00000000 [ 1327.237604][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.237723][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.237791][ T32] dd20: aa205000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.237884][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.237939][ T32] dd60: 80000013 ffffffff [ 1327.237997][ T32] r5:80000013 r4:80239bb0 [ 1327.238057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.238154][ T32] r4:82ac21e4 [ 1327.238300][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.238402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.238450][ T32] r4:e46fddc0 [ 1327.238489][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.238576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.238622][ T32] r4:00000000 [ 1327.238660][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.238786][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.238836][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.238922][ T32] r5:00001000 r4:e042b000 [ 1327.238964][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.239065][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.239161][ T32] r5:8502278c r4:85022400 [ 1327.239207][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.239301][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.239375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.239492][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.239550][ T32] r4:84753d00 [ 1327.239625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.239722][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.239767][ T32] r4:00000001 [ 1327.239806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.239875][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.239928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.239985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.240114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.240193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.240241][ T32] r4:844bb340 [ 1327.240284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.240338][ T32] INFO: task kworker/0:38:3275 blocked for more than 453 seconds. [ 1327.240407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.240460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.240501][ T32] task:kworker/0:38 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.240598][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.240676][ T32] Call trace: [ 1327.240735][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.240849][ T32] r10:829187f4 r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:8491bc00 [ 1327.240904][ T32] r4:8491bc00 [ 1327.240945][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.241027][ T32] r5:8491bc00 r4:829187f0 [ 1327.241068][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.241195][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.241292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1327.241338][ T32] r4:00000000 [ 1327.241378][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.241461][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.241604][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.241699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881400 [ 1327.241747][ T32] r4:00000000 [ 1327.241786][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.241946][ T32] r9:83018005 r8:8491bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1327.241999][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.242084][ T32] r5:00001000 r4:ec90b000 [ 1327.242134][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.242211][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.242325][ T32] r5:859e878c r4:859e8400 [ 1327.242443][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.242550][ T32] r7:dddced40 r6:83018000 r5:859e878c r4:8494ef00 [ 1327.242596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.242693][ T32] r10:61c88647 r9:8491bc00 r8:8494ef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.242742][ T32] r4:8494ef00 [ 1327.242805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.242909][ T32] r10:00000000 r9:8494ef00 r8:8027ecf4 r7:dfce1e60 r6:84966100 r5:8491bc00 [ 1327.242959][ T32] r4:00000001 [ 1327.242999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.243071][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1327.243142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.243205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.243306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.243381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.243441][ T32] r4:84812100 [ 1327.243990][ T32] INFO: task kworker/0:38:3275 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.244071][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.244205][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.244296][ T32] Call trace: [ 1327.244359][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.244460][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.244509][ T32] r4:00000000 [ 1327.244550][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.244630][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.244691][ T32] dd20: aa205000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.275768][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.275952][ T32] dd60: 80000013 ffffffff [ 1327.276017][ T32] r5:80000013 r4:80239bb0 [ 1327.276102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.276237][ T32] r4:82ac21e4 [ 1327.276281][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.276371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.276456][ T32] r4:e46fddc0 [ 1327.276504][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.276660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.276712][ T32] r4:00000000 [ 1327.276755][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.276916][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.276981][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.277080][ T32] r5:00001000 r4:e042b000 [ 1327.277160][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.277239][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.277322][ T32] r5:8502278c r4:85022400 [ 1327.277366][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.277532][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.277584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.277724][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.277809][ T32] r4:84753d00 [ 1327.277859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.277954][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.278003][ T32] r4:00000001 [ 1327.278113][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.278194][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.278250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.278309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.278429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.278501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.278548][ T32] r4:844bb340 [ 1327.278628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.278755][ T32] INFO: task kworker/0:39:3278 blocked for more than 453 seconds. [ 1327.278831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.278882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.278926][ T32] task:kworker/0:39 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.279086][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.279235][ T32] Call trace: [ 1327.279309][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.279421][ T32] r10:829187f4 r9:dfd01d84 r8:00000002 r7:60000113 r6:dfd01d8c r5:8491c800 [ 1327.279485][ T32] r4:8491c800 [ 1327.279527][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.279610][ T32] r5:8491c800 r4:829187f0 [ 1327.279650][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.279730][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.279824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 [ 1327.279894][ T32] r4:00000000 [ 1327.279943][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.280055][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.280203][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.280298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881840 [ 1327.280344][ T32] r4:00000000 [ 1327.280386][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.280481][ T32] r9:83018005 r8:8491c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1327.280524][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.280605][ T32] r5:00001000 r4:ecc29000 [ 1327.280644][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.280718][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.280833][ T32] r5:859e978c r4:859e9400 [ 1327.280880][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.280973][ T32] r7:dddced40 r6:83018000 r5:859e978c r4:8494ef80 [ 1327.281015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.281142][ T32] r10:61c88647 r9:8491c800 r8:8494efac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.281195][ T32] r4:8494ef80 [ 1327.281235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.281324][ T32] r10:00000000 r9:8494ef80 r8:8027ecf4 r7:dfce1e60 r6:84966180 r5:8491c800 [ 1327.281371][ T32] r4:00000001 [ 1327.281415][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.281499][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1327.281557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.281618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.281673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.281734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.281797][ T32] r4:84812300 [ 1327.282589][ T32] INFO: task kworker/0:39:3278 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.282675][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.282818][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.282982][ T32] Call trace: [ 1327.283045][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.283155][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.283203][ T32] r4:00000000 [ 1327.283243][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.283353][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.283454][ T32] dd20: aa4fa000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.283522][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.283573][ T32] dd60: 80000013 ffffffff [ 1327.283625][ T32] r5:80000013 r4:80239bb0 [ 1327.283666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.283812][ T32] r4:82ac21e4 [ 1327.283871][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.283991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.284042][ T32] r4:e46fddc0 [ 1327.284121][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.284219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.284267][ T32] r4:00000000 [ 1327.284307][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.284402][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.284445][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.284527][ T32] r5:00001000 r4:e042b000 [ 1327.284569][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.284644][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.284790][ T32] r5:8502278c r4:85022400 [ 1327.315544][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.315760][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.315809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.315908][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.315954][ T32] r4:84753d00 [ 1327.315997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.316090][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.316150][ T32] r4:00000001 [ 1327.316193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.316290][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.316362][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.316426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.316514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.316587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.316634][ T32] r4:844bb340 [ 1327.316686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.316796][ T32] INFO: task kworker/0:40:3279 blocked for more than 453 seconds. [ 1327.316871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.316922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.316966][ T32] task:kworker/0:40 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.317174][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.317263][ T32] Call trace: [ 1327.317327][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.317533][ T32] r10:829187f4 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:8491b000 [ 1327.317654][ T32] r4:8491b000 [ 1327.317704][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.317790][ T32] r5:8491b000 r4:829187f0 [ 1327.317831][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.317912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.318007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1327.318085][ T32] r4:00000000 [ 1327.318140][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.318220][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.318369][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.318463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881640 [ 1327.318510][ T32] r4:00000000 [ 1327.318551][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.318646][ T32] r9:83018005 r8:8491b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.318691][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.318808][ T32] r5:00001000 r4:eca01000 [ 1327.318855][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.318935][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.319041][ T32] r5:859e8f8c r4:859e8c00 [ 1327.319087][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.319196][ T32] r7:dddced40 r6:83018000 r5:859e8f8c r4:8482e000 [ 1327.319277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.319382][ T32] r10:61c88647 r9:8491b000 r8:8482e02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.319432][ T32] r4:8482e000 [ 1327.319471][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.319562][ T32] r10:00000000 r9:8482e000 r8:8027ecf4 r7:dfd01e60 r6:84966200 r5:8491b000 [ 1327.319607][ T32] r4:00000001 [ 1327.319683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.320059][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1327.320145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.320208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.320265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.320326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.320416][ T32] r4:84812440 [ 1327.321272][ T32] INFO: task kworker/0:40:3279 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.321520][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.322056][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.322349][ T32] Call trace: [ 1327.322426][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.322619][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.322674][ T32] r4:00000000 [ 1327.322718][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.322822][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.322890][ T32] dd20: aa74f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.322951][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.323041][ T32] dd60: 80000013 ffffffff [ 1327.323121][ T32] r5:80000013 r4:80239bb0 [ 1327.323255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.323352][ T32] r4:82ac21e4 [ 1327.323475][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.323573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.323620][ T32] r4:e46fddc0 [ 1327.323930][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.324091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.324489][ T32] r4:00000000 [ 1327.324539][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.324707][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.353938][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.354123][ T32] r5:00001000 r4:e042b000 [ 1327.354171][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.354254][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.354341][ T32] r5:8502278c r4:85022400 [ 1327.354405][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.354506][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.354685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.365780][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.365867][ T32] r4:84753d00 [ 1327.365931][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.366070][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.366126][ T32] r4:00000001 [ 1327.366169][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.366245][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.366307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.366382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.366492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.366561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.366608][ T32] r4:844bb340 [ 1327.366656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.366732][ T32] INFO: task kworker/0:41:3282 blocked for more than 453 seconds. [ 1327.366803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.366872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.366921][ T32] task:kworker/0:41 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.367034][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.367136][ T32] Call trace: [ 1327.367203][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.367302][ T32] r10:829187f4 r9:dfd21d84 r8:00000002 r7:60000113 r6:dfd21d8c r5:8491e000 [ 1327.367347][ T32] r4:8491e000 [ 1327.367389][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.367470][ T32] r5:8491e000 r4:829187f0 [ 1327.367552][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.367639][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.367733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd21e08 [ 1327.367780][ T32] r4:00000000 [ 1327.367821][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.367898][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.367980][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.368067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881780 [ 1327.368122][ T32] r4:00000000 [ 1327.368184][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.368285][ T32] r9:83018005 r8:8491e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.368330][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.368418][ T32] r5:00001000 r4:eca75000 [ 1327.368460][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.368532][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.368631][ T32] r5:859e938c r4:859e9000 [ 1327.368678][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.368771][ T32] r7:dddced40 r6:83018000 r5:859e938c r4:8482e080 [ 1327.368817][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.368909][ T32] r10:61c88647 r9:8491e000 r8:8482e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.368957][ T32] r4:8482e080 [ 1327.368995][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.369248][ T32] r10:00000000 r9:8482e080 r8:8027ecf4 r7:dfd01e60 r6:84966280 r5:8491e000 [ 1327.369306][ T32] r4:00000001 [ 1327.369357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.369433][ T32] Exception stack(0xdfd21fb0 to 0xdfd21ff8) [ 1327.369487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.369545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.369600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.369663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.369711][ T32] r4:848126c0 [ 1327.370547][ T32] INFO: task kworker/0:41:3282 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.370623][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.370761][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.370950][ T32] Call trace: [ 1327.371054][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.371166][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.371212][ T32] r4:00000000 [ 1327.371254][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.371334][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.371396][ T32] dd20: aac09000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.371470][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.371521][ T32] dd60: 80000013 ffffffff [ 1327.371627][ T32] r5:80000013 r4:80239bb0 [ 1327.371677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.371787][ T32] r4:82ac21e4 [ 1327.371839][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.372133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.372193][ T32] r4:e46fddc0 [ 1327.372236][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.372326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.372380][ T32] r4:00000000 [ 1327.372422][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.372516][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.372563][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.372652][ T32] r5:00001000 r4:e042b000 [ 1327.372696][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.372777][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.372865][ T32] r5:8502278c r4:85022400 [ 1327.372909][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.373006][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.373051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.373201][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.373250][ T32] r4:84753d00 [ 1327.373291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.373386][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.373433][ T32] r4:00000001 [ 1327.373495][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.373571][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.373645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.373763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.373824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.373914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.373995][ T32] r4:844bb340 [ 1327.374053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.374116][ T32] INFO: task kworker/0:42:3283 blocked for more than 453 seconds. [ 1327.374179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.374228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.374269][ T32] task:kworker/0:42 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.374383][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374465][ T32] Call trace: [ 1327.374642][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.399128][ T32] r10:829187f4 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:8491ec00 [ 1327.399212][ T32] r4:8491ec00 [ 1327.399290][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.399433][ T32] r5:8491ec00 r4:829187f0 [ 1327.399478][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.399562][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.399698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 [ 1327.399752][ T32] r4:00000000 [ 1327.399796][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.399875][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.399987][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.400126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881900 [ 1327.400184][ T32] r4:00000000 [ 1327.400226][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.400327][ T32] r9:83018005 r8:8491ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1327.400377][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.400486][ T32] r5:00001000 r4:ecc59000 [ 1327.400543][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.400655][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.400768][ T32] r5:859e9b8c r4:859e9800 [ 1327.400825][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.400920][ T32] r7:dddced40 r6:83018000 r5:859e9b8c r4:8482e100 [ 1327.400979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.401080][ T32] r10:61c88647 r9:8491ec00 r8:8482e12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.401172][ T32] r4:8482e100 [ 1327.401217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.401310][ T32] r10:00000000 r9:8482e100 r8:8027ecf4 r7:dfd01e60 r6:84966300 r5:8491ec00 [ 1327.401359][ T32] r4:00000001 [ 1327.401443][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.401528][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1327.401591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.401653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.401710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.401773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.401858][ T32] r4:84812740 [ 1327.402640][ T32] INFO: task kworker/0:42:3283 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.402757][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.402899][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.403063][ T32] Call trace: [ 1327.403162][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.403299][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.403356][ T32] r4:00000000 [ 1327.403405][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.403488][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.403549][ T32] dd20: aadec000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.403610][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.403659][ T32] dd60: 80000013 ffffffff [ 1327.403727][ T32] r5:80000013 r4:80239bb0 [ 1327.403774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.403857][ T32] r4:82ac21e4 [ 1327.403915][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.404070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.404160][ T32] r4:e46fddc0 [ 1327.404228][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.404355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.404410][ T32] r4:00000000 [ 1327.404450][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.404548][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.404591][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.419821][ T32] r5:00001000 r4:e042b000 [ 1327.419903][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.420062][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.420168][ T32] r5:8502278c r4:85022400 [ 1327.420212][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.420308][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.420353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.420488][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.420542][ T32] r4:84753d00 [ 1327.420584][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.420678][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.420725][ T32] r4:00000001 [ 1327.420766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.420838][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.420897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.420980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.421043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.421150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.421204][ T32] r4:844bb340 [ 1327.421254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.421312][ T32] INFO: task kworker/0:43:3286 blocked for more than 453 seconds. [ 1327.421384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.421477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.421527][ T32] task:kworker/0:43 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.421706][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.421803][ T32] Call trace: [ 1327.421930][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.422065][ T32] r10:829187f4 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:83301800 [ 1327.422126][ T32] r4:83301800 [ 1327.422170][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.422388][ T32] r5:83301800 r4:829187f0 [ 1327.422489][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.422582][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.422682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1327.422732][ T32] r4:00000000 [ 1327.422779][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.422861][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.422941][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.423112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881a00 [ 1327.423167][ T32] r4:00000000 [ 1327.423227][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.423344][ T32] r9:83018005 r8:83301800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.423415][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.423507][ T32] r5:00001000 r4:ecc9f000 [ 1327.423551][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.423646][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.423752][ T32] r5:859e9f8c r4:859e9c00 [ 1327.423798][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.423892][ T32] r7:dddced40 r6:83018000 r5:859e9f8c r4:8482e180 [ 1327.423936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.424027][ T32] r10:61c88647 r9:83301800 r8:8482e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.424075][ T32] r4:8482e180 [ 1327.424128][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.424220][ T32] r10:00000000 r9:8482e180 r8:8027ecf4 r7:dfd29e60 r6:84966380 r5:83301800 [ 1327.424285][ T32] r4:00000001 [ 1327.424332][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.424429][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1327.424507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.424653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.439208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.439340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.439400][ T32] r4:848127c0 [ 1327.440230][ T32] INFO: task kworker/0:43:3286 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.440315][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.440468][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.440652][ T32] Call trace: [ 1327.440733][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.440850][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.440900][ T32] r4:00000000 [ 1327.440943][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.441023][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.441086][ T32] dd20: ab086000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.441192][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.441243][ T32] dd60: 80000013 ffffffff [ 1327.441294][ T32] r5:80000013 r4:80239bb0 [ 1327.441357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.441455][ T32] r4:82ac21e4 [ 1327.441500][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.441599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.441647][ T32] r4:e46fddc0 [ 1327.441687][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.441790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.441856][ T32] r4:00000000 [ 1327.441901][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.442002][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.442071][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.442177][ T32] r5:00001000 r4:e042b000 [ 1327.442224][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.442307][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.442397][ T32] r5:8502278c r4:85022400 [ 1327.442465][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.442826][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.442878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.443070][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.443139][ T32] r4:84753d00 [ 1327.443183][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.443300][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.443354][ T32] r4:00000001 [ 1327.443403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.443477][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.443548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.443613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.443688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.443756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.443813][ T32] r4:844bb340 [ 1327.443856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.443941][ T32] INFO: task kworker/0:44:3287 blocked for more than 453 seconds. [ 1327.444009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.444059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.444099][ T32] task:kworker/0:44 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.444228][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.444332][ T32] Call trace: [ 1327.444431][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.444527][ T32] r10:829187f4 r9:dfd45d84 r8:00000002 r7:60000113 r6:dfd45d8c r5:84919800 [ 1327.444574][ T32] r4:84919800 [ 1327.465551][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.465846][ T32] r5:84919800 r4:829187f0 [ 1327.465964][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.466113][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.466224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd45e08 [ 1327.466290][ T32] r4:00000000 [ 1327.466388][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.466475][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.466558][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.466647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881b00 [ 1327.466693][ T32] r4:00000000 [ 1327.466734][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.466850][ T32] r9:83018005 r8:84919800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1327.466922][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.467044][ T32] r5:00001000 r4:eccc5000 [ 1327.467103][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.467194][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.467279][ T32] r5:859ea38c r4:859ea000 [ 1327.467340][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.467458][ T32] r7:dddced40 r6:83018000 r5:859ea38c r4:8482e200 [ 1327.467509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.467618][ T32] r10:61c88647 r9:84919800 r8:8482e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.467671][ T32] r4:8482e200 [ 1327.467714][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.467823][ T32] r10:00000000 r9:8482e200 r8:8027ecf4 r7:dfd41e60 r6:84966400 r5:84919800 [ 1327.467873][ T32] r4:00000001 [ 1327.467917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.467989][ T32] Exception stack(0xdfd45fb0 to 0xdfd45ff8) [ 1327.468048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.468135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.468199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.468263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.468310][ T32] r4:848128c0 [ 1327.469179][ T32] INFO: task kworker/0:44:3287 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.469263][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.469427][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.469602][ T32] Call trace: [ 1327.469719][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.469826][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.469875][ T32] r4:00000000 [ 1327.469917][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.470051][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.470173][ T32] dd20: ab2b3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.470243][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.470294][ T32] dd60: 80000013 ffffffff [ 1327.470346][ T32] r5:80000013 r4:80239bb0 [ 1327.470392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.470570][ T32] r4:82ac21e4 [ 1327.470647][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.470763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.470813][ T32] r4:e46fddc0 [ 1327.470871][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.471008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.471059][ T32] r4:00000000 [ 1327.471100][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.471218][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.471270][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.471357][ T32] r5:00001000 r4:e042b000 [ 1327.471401][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.471501][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.471643][ T32] r5:8502278c r4:85022400 [ 1327.471698][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.471798][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.471842][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.471937][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.471989][ T32] r4:84753d00 [ 1327.472034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.472145][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.472200][ T32] r4:00000001 [ 1327.472259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.472333][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.472398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.472514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.472587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.472652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.472700][ T32] r4:844bb340 [ 1327.472748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.472807][ T32] INFO: task kworker/0:45:3290 blocked for more than 453 seconds. [ 1327.472874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.472926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.472968][ T32] task:kworker/0:45 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.473171][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.473252][ T32] Call trace: [ 1327.473315][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.473414][ T32] r10:829187f4 r9:dfd65d84 r8:00000002 r7:60000113 r6:dfd65d8c r5:84928000 [ 1327.473462][ T32] r4:84928000 [ 1327.473503][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.473587][ T32] r5:84928000 r4:829187f0 [ 1327.473629][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.473728][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.473849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1327.473927][ T32] r4:00000000 [ 1327.474065][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.474162][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.474238][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.474322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881e80 [ 1327.474374][ T32] r4:00000000 [ 1327.474414][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.474503][ T32] r9:83018005 r8:84928000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1327.474548][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.474632][ T32] r5:00001000 r4:ece03000 [ 1327.498641][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.498922][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.499037][ T32] r5:859eaf8c r4:859eac00 [ 1327.499103][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.499217][ T32] r7:dddced40 r6:83018000 r5:859eaf8c r4:8482e280 [ 1327.499332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.499452][ T32] r10:61c88647 r9:84928000 r8:8482e2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.499522][ T32] r4:8482e280 [ 1327.499571][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.499696][ T32] r10:00000000 r9:8482e280 r8:8027ecf4 r7:dfd45e60 r6:84966480 r5:84928000 [ 1327.499780][ T32] r4:00000001 [ 1327.499828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.499905][ T32] Exception stack(0xdfd65fb0 to 0xdfd65ff8) [ 1327.499964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.500025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.500082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.500161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.500208][ T32] r4:84812b80 [ 1327.501044][ T32] INFO: task kworker/0:45:3290 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.501200][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.501342][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.501458][ T32] Call trace: [ 1327.501565][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.501677][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.501727][ T32] r4:00000000 [ 1327.501770][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.501850][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.501912][ T32] dd20: ab438000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.501974][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.502024][ T32] dd60: 80000013 ffffffff [ 1327.502074][ T32] r5:80000013 r4:80239bb0 [ 1327.502131][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.502233][ T32] r4:82ac21e4 [ 1327.502284][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.502375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.502424][ T32] r4:e46fddc0 [ 1327.502467][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.502572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.502624][ T32] r4:00000000 [ 1327.502694][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.502797][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.502860][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.502952][ T32] r5:00001000 r4:e042b000 [ 1327.502994][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.503088][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.503216][ T32] r5:8502278c r4:85022400 [ 1327.503293][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.503396][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.503441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.503532][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.503578][ T32] r4:84753d00 [ 1327.503617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.503709][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.503755][ T32] r4:00000001 [ 1327.503796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.503864][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.503920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.503980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.504035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.504095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.504168][ T32] r4:844bb340 [ 1327.504247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.504308][ T32] INFO: task kworker/0:46:3291 blocked for more than 454 seconds. [ 1327.504376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.504429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.504472][ T32] task:kworker/0:46 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.504566][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.519531][ T32] Call trace: [ 1327.519806][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.519958][ T32] r10:829187f4 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:849c3000 [ 1327.520025][ T32] r4:849c3000 [ 1327.520101][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.520199][ T32] r5:849c3000 r4:829187f0 [ 1327.520242][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.520323][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.520423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1327.520495][ T32] r4:00000000 [ 1327.520735][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.520853][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.520943][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.521031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881c40 [ 1327.521077][ T32] r4:00000000 [ 1327.521160][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.521259][ T32] r9:83018005 r8:849c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1327.521460][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.521579][ T32] r5:00001000 r4:eccf5000 [ 1327.521701][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.521828][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.522012][ T32] r5:859ea78c r4:859ea400 [ 1327.522069][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.522187][ T32] r7:dddced40 r6:83018000 r5:859ea78c r4:8482e300 [ 1327.522240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.522369][ T32] r10:61c88647 r9:849c3000 r8:8482e32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.522490][ T32] r4:8482e300 [ 1327.522656][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.522830][ T32] r10:00000000 r9:8482e300 r8:8027ecf4 r7:dfd65e60 r6:8482e380 r5:849c3000 [ 1327.522893][ T32] r4:00000001 [ 1327.523115][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.523211][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1327.523300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.523375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.523441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.523507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.523614][ T32] r4:84812b80 [ 1327.524451][ T32] INFO: task kworker/0:46:3291 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.524534][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.542774][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.543077][ T32] Call trace: [ 1327.543163][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.543279][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.543328][ T32] r4:00000000 [ 1327.543430][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.543555][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.543627][ T32] dd20: ab656000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.543745][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.543805][ T32] dd60: 80000013 ffffffff [ 1327.543856][ T32] r5:80000013 r4:80239bb0 [ 1327.543919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.544011][ T32] r4:82ac21e4 [ 1327.544055][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.544160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.544227][ T32] r4:e46fddc0 [ 1327.544276][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.544365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.544413][ T32] r4:00000000 [ 1327.544455][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.544594][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.555445][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.555721][ T32] r5:00001000 r4:e042b000 [ 1327.555770][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.555850][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.555935][ T32] r5:8502278c r4:85022400 [ 1327.555976][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.556066][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.556186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.556292][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.556343][ T32] r4:84753d00 [ 1327.556386][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.556602][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.556733][ T32] r4:00000001 [ 1327.556782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.556857][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.556917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.556975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.557114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.557198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.557273][ T32] r4:844bb340 [ 1327.557326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.557408][ T32] INFO: task kworker/0:47:3293 blocked for more than 454 seconds. [ 1327.557478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.557528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.557570][ T32] task:kworker/0:47 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.557679][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.557764][ T32] Call trace: [ 1327.557824][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.557924][ T32] r10:829187f4 r9:dfd59d84 r8:00000002 r7:60000113 r6:dfd59d8c r5:849c3c00 [ 1327.557994][ T32] r4:849c3c00 [ 1327.558082][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.558181][ T32] r5:849c3c00 r4:829187f0 [ 1327.558222][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.558305][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.558400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd59e08 [ 1327.558445][ T32] r4:00000000 [ 1327.558486][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.558563][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.558639][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.558743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881d80 [ 1327.558878][ T32] r4:00000000 [ 1327.559046][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.559188][ T32] r9:83018005 r8:849c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.559258][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.559350][ T32] r5:00001000 r4:ecdfb000 [ 1327.559396][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.559528][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.559618][ T32] r5:859eab8c r4:859ea800 [ 1327.559658][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.559746][ T32] r7:dddced40 r6:83018000 r5:859eab8c r4:8482e400 [ 1327.559787][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.559878][ T32] r10:61c88647 r9:849c3c00 r8:8482e42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.559925][ T32] r4:8482e400 [ 1327.559965][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.560052][ T32] r10:00000000 r9:8482e400 r8:8027ecf4 r7:dfd65e60 r6:8482e480 r5:849c3c00 [ 1327.560097][ T32] r4:00000001 [ 1327.560144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.560237][ T32] Exception stack(0xdfd59fb0 to 0xdfd59ff8) [ 1327.560297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.560357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.560413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.560474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.560518][ T32] r4:84946e40 [ 1327.561368][ T32] INFO: task kworker/0:47:3293 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.561452][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.561649][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.561744][ T32] Call trace: [ 1327.561847][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.561952][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.562000][ T32] r4:00000000 [ 1327.562079][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.562213][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.562280][ T32] dd20: ab7d0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.562340][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.562431][ T32] dd60: 80000013 ffffffff [ 1327.562503][ T32] r5:80000013 r4:80239bb0 [ 1327.562611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.562694][ T32] r4:82ac21e4 [ 1327.562772][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.562864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.562909][ T32] r4:e46fddc0 [ 1327.562974][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.563068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.563122][ T32] r4:00000000 [ 1327.563163][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.563253][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.563296][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.563424][ T32] r5:00001000 r4:e042b000 [ 1327.563494][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.563609][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.563702][ T32] r5:8502278c r4:85022400 [ 1327.563745][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.563833][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.563875][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.563964][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.564044][ T32] r4:84753d00 [ 1327.564114][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.564211][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.564258][ T32] r4:00000001 [ 1327.564298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.564409][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.564470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.564530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.564601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.587171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.587352][ T32] r4:844bb340 [ 1327.587410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.587471][ T32] INFO: task kworker/0:48:3295 blocked for more than 454 seconds. [ 1327.587540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.587591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.587635][ T32] task:kworker/0:48 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.587793][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.587912][ T32] Call trace: [ 1327.587993][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.588116][ T32] r10:829187f4 r9:dfd75d84 r8:00000002 r7:60000113 r6:dfd75d8c r5:849c4800 [ 1327.588166][ T32] r4:849c4800 [ 1327.588237][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.588327][ T32] r5:849c4800 r4:829187f0 [ 1327.588373][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.588458][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.588553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 1327.588599][ T32] r4:00000000 [ 1327.588641][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.588746][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.588835][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.588922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881340 [ 1327.588985][ T32] r4:00000000 [ 1327.589049][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.589205][ T32] r9:83018005 r8:849c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1327.589268][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.589380][ T32] r5:00001000 r4:ece17000 [ 1327.589428][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.589570][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.589662][ T32] r5:859eb78c r4:859eb400 [ 1327.589705][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.589802][ T32] r7:dddced40 r6:83018000 r5:859eb78c r4:8482e500 [ 1327.589848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.589939][ T32] r10:61c88647 r9:849c4800 r8:8482e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.590003][ T32] r4:8482e500 [ 1327.590073][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.590176][ T32] r10:00000000 r9:8482e500 r8:8027ecf4 r7:dfd65e60 r6:8482e580 r5:849c4800 [ 1327.590225][ T32] r4:00000001 [ 1327.590282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.590360][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1327.590436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.590502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.590559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.590624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.590682][ T32] r4:84812ec0 [ 1327.591517][ T32] INFO: task kworker/0:48:3295 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.591602][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.591787][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.591891][ T32] Call trace: [ 1327.591971][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.592089][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.592156][ T32] r4:00000000 [ 1327.592203][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.592288][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.592350][ T32] dd20: ab97a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.592435][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.592491][ T32] dd60: 80000013 ffffffff [ 1327.592614][ T32] r5:80000013 r4:80239bb0 [ 1327.592692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.592818][ T32] r4:82ac21e4 [ 1327.592868][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.592974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.593027][ T32] r4:e46fddc0 [ 1327.593134][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.593236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.593285][ T32] r4:00000000 [ 1327.593326][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.593439][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.593521][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.593611][ T32] r5:00001000 r4:e042b000 [ 1327.593657][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.593971][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.594068][ T32] r5:8502278c r4:85022400 [ 1327.594124][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.594223][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.594288][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.594394][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.594444][ T32] r4:84753d00 [ 1327.594510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.594611][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.594660][ T32] r4:00000001 [ 1327.594761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.627145][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.627237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.627276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.627383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.627450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.627481][ T32] r4:844bb340 [ 1327.627510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.627545][ T32] INFO: task kworker/0:49:3298 blocked for more than 454 seconds. [ 1327.627582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.627608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.627632][ T32] task:kworker/0:49 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.627802][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.627873][ T32] Call trace: [ 1327.627907][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.627994][ T32] r10:829187f4 r9:dfd81d84 r8:00000002 r7:60000113 r6:dfd81d8c r5:849c5400 [ 1327.628074][ T32] r4:849c5400 [ 1327.628165][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.628216][ T32] r5:849c5400 r4:829187f0 [ 1327.628240][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.628349][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.628432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd81e08 [ 1327.628485][ T32] r4:00000000 [ 1327.628519][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.628588][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.628686][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.628739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85881f40 [ 1327.628765][ T32] r4:00000000 [ 1327.628787][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.628864][ T32] r9:83018005 r8:849c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1327.628907][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.628957][ T32] r5:00001000 r4:ece0f000 [ 1327.628979][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.629022][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.629159][ T32] r5:859eb38c r4:859eb000 [ 1327.629226][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.629333][ T32] r7:dddced40 r6:83018000 r5:859eb38c r4:8482e600 [ 1327.629398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.629495][ T32] r10:61c88647 r9:849c5400 r8:8482e62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.629570][ T32] r4:8482e600 [ 1327.629633][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.629747][ T32] r10:00000000 r9:8482e600 r8:8027ecf4 r7:dfd75e60 r6:8482e680 r5:849c5400 [ 1327.629823][ T32] r4:00000001 [ 1327.629875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.629957][ T32] Exception stack(0xdfd81fb0 to 0xdfd81ff8) [ 1327.630017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.630082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.630155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.630221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.630272][ T32] r4:84a801c0 [ 1327.630920][ T32] INFO: task kworker/0:49:3298 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.630974][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.631043][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.631219][ T32] Call trace: [ 1327.631259][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.631352][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.631422][ T32] r4:00000000 [ 1327.631510][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.631609][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.631677][ T32] dd20: abd87000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.631748][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.631805][ T32] dd60: 80000013 ffffffff [ 1327.631865][ T32] r5:80000013 r4:80239bb0 [ 1327.631933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.632030][ T32] r4:82ac21e4 [ 1327.632127][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.632249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.632306][ T32] r4:e46fddc0 [ 1327.632355][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.632457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.632510][ T32] r4:00000000 [ 1327.632569][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.632700][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.632775][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.632883][ T32] r5:00001000 r4:e042b000 [ 1327.632930][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.633016][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.633153][ T32] r5:8502278c r4:85022400 [ 1327.633229][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.633338][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.633392][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.633495][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.633552][ T32] r4:84753d00 [ 1327.633597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.633699][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.633770][ T32] r4:00000001 [ 1327.633840][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.633955][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.634044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.634127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.634191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.634256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.634325][ T32] r4:844bb340 [ 1327.634391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.634453][ T32] INFO: task kworker/0:50:3300 blocked for more than 454 seconds. [ 1327.634526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.634581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.634627][ T32] task:kworker/0:50 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.655720][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.656056][ T32] Call trace: [ 1327.656145][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.656271][ T32] r10:829187f4 r9:dfd8dd84 r8:00000002 r7:60000013 r6:dfd8dd8c r5:849c6c00 [ 1327.656338][ T32] r4:849c6c00 [ 1327.656384][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.656472][ T32] r5:849c6c00 r4:829187f0 [ 1327.656518][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.656623][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.656728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1327.656793][ T32] r4:00000000 [ 1327.656840][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.656925][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.657009][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.657222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f1300 [ 1327.657285][ T32] r4:00000000 [ 1327.657332][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.657441][ T32] r9:83018005 r8:849c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1327.657528][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.657628][ T32] r5:00001000 r4:ece1f000 [ 1327.657674][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.657755][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.657862][ T32] r5:859ebb8c r4:859eb800 [ 1327.657907][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.658008][ T32] r7:dddced40 r6:83018000 r5:859ebb8c r4:8482e700 [ 1327.658058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.658165][ T32] r10:61c88647 r9:849c6c00 r8:8482e72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.658216][ T32] r4:8482e700 [ 1327.658261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.658364][ T32] r10:00000000 r9:8482e700 r8:8027ecf4 r7:dfd75e60 r6:8482e780 r5:849c6c00 [ 1327.658419][ T32] r4:00000001 [ 1327.658464][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.658543][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1327.658604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.658665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.658722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.658806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.658873][ T32] r4:84a80100 [ 1327.659724][ T32] INFO: task kworker/0:50:3300 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.659828][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.660003][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.660131][ T32] Call trace: [ 1327.660203][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.660330][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.660386][ T32] r4:00000000 [ 1327.660427][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.660529][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.660617][ T32] dd20: abf70000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.660686][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.660795][ T32] dd60: 80000013 ffffffff [ 1327.660914][ T32] r5:80000013 r4:80239bb0 [ 1327.660979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.661065][ T32] r4:82ac21e4 [ 1327.661149][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.661241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.661290][ T32] r4:e46fddc0 [ 1327.661354][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.661467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.661523][ T32] r4:00000000 [ 1327.661590][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.661701][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.661750][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.661843][ T32] r5:00001000 r4:e042b000 [ 1327.661888][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.662021][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.662132][ T32] r5:8502278c r4:85022400 [ 1327.662181][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.662279][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.662478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.662627][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.662686][ T32] r4:84753d00 [ 1327.662731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.662830][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.662880][ T32] r4:00000001 [ 1327.662922][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.662998][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.663058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.663133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.663195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.663261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.663336][ T32] r4:844bb340 [ 1327.663396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.663465][ T32] INFO: task kworker/0:52:3304 blocked for more than 454 seconds. [ 1327.663579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.663657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.663743][ T32] task:kworker/0:52 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.663917][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.664039][ T32] Call trace: [ 1327.664164][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.664278][ T32] r10:829187f4 r9:dfd99d84 r8:00000002 r7:60000013 r6:dfd99d8c r5:8492a400 [ 1327.664330][ T32] r4:8492a400 [ 1327.664376][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.664467][ T32] r5:8492a400 r4:829187f0 [ 1327.664511][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.664595][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.664777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 [ 1327.689781][ T32] r4:00000000 [ 1327.689899][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.690031][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.690148][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.690252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da300 [ 1327.690306][ T32] r4:00000000 [ 1327.690358][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.690492][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1327.690611][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.690718][ T32] r5:00001000 r4:df95f000 [ 1327.690764][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.690842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.690984][ T32] r5:859ec38c r4:859ec000 [ 1327.691055][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.691193][ T32] r7:dddced40 r6:83018000 r5:859ec38c r4:8482e880 [ 1327.691247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.691351][ T32] r10:61c88647 r9:8492a400 r8:8482e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.691444][ T32] r4:8482e880 [ 1327.691527][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.691666][ T32] r10:00000000 r9:8482e880 r8:8027ecf4 r7:dfda5e60 r6:84966580 r5:8492a400 [ 1327.691727][ T32] r4:00000001 [ 1327.691775][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.691870][ T32] Exception stack(0xdfd99fb0 to 0xdfd99ff8) [ 1327.691955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.692024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.692119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.692290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.692356][ T32] r4:84a804c0 [ 1327.693219][ T32] INFO: task kworker/0:52:3304 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.693326][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.693496][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.693615][ T32] Call trace: [ 1327.693690][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.693802][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.693855][ T32] r4:00000000 [ 1327.693902][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.693991][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.694062][ T32] dd20: ac0c8000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.694146][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.694207][ T32] dd60: 80000013 ffffffff [ 1327.694266][ T32] r5:80000013 r4:80239bb0 [ 1327.694313][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.694448][ T32] r4:82ac21e4 [ 1327.694506][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.694615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.710759][ T32] r4:e46fddc0 [ 1327.710989][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.711196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.711285][ T32] r4:00000000 [ 1327.711349][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.711462][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.711512][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.711642][ T32] r5:00001000 r4:e042b000 [ 1327.711727][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.711826][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.711919][ T32] r5:8502278c r4:85022400 [ 1327.711968][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.712091][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.712250][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.712361][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.712442][ T32] r4:84753d00 [ 1327.712530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.712642][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.712728][ T32] r4:00000001 [ 1327.712837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.712945][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.713039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.713159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.713233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.713370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.713522][ T32] r4:844bb340 [ 1327.713604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.713808][ T32] INFO: task kworker/1:47:3306 blocked for more than 454 seconds. [ 1327.713923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.713987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.714035][ T32] task:kworker/1:47 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.714198][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.714311][ T32] Call trace: [ 1327.714390][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.714502][ T32] r10:829187f4 r9:dfdc1d84 r8:00000002 r7:60000113 r6:dfdc1d8c r5:8492bc00 [ 1327.714557][ T32] r4:8492bc00 [ 1327.714622][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.735991][ T32] r5:8492bc00 r4:829187f0 [ 1327.736125][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.736290][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.736402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc1e08 [ 1327.736464][ T32] r4:00000000 [ 1327.736558][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.736696][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.736797][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.736919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e28c0 [ 1327.736987][ T32] r4:00000000 [ 1327.737038][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.737212][ T32] r9:83018205 r8:8492bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f469000 [ 1327.737304][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.737419][ T32] r5:00001000 r4:ee055000 [ 1327.737468][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.737556][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.737657][ T32] r5:85e67b8c r4:85e67800 [ 1327.737708][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.737813][ T32] r7:ddde2d40 r6:83018200 r5:85e67b8c r4:84966600 [ 1327.737864][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.737964][ T32] r10:61c88647 r9:8492bc00 r8:8496662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.738026][ T32] r4:84966600 [ 1327.738098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.738227][ T32] r10:00000000 r9:84966600 r8:8027ecf4 r7:dfc8de60 r6:84966680 r5:8492bc00 [ 1327.738282][ T32] r4:00000001 [ 1327.738357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.738452][ T32] Exception stack(0xdfdc1fb0 to 0xdfdc1ff8) [ 1327.738561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.738632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.738690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.738757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.738806][ T32] r4:84a7d680 [ 1327.739623][ T32] INFO: task kworker/1:47:3306 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.739715][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.739948][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.740082][ T32] Call trace: [ 1327.740174][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.740315][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.740400][ T32] r4:00000000 [ 1327.740454][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.740538][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.740603][ T32] dd20: ac38c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.740665][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.740716][ T32] dd60: 80000013 ffffffff [ 1327.740806][ T32] r5:80000013 r4:80239bb0 [ 1327.740859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.740980][ T32] r4:82ac21e4 [ 1327.741035][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.741206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.741272][ T32] r4:e46fddc0 [ 1327.741349][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.741455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.741511][ T32] r4:00000000 [ 1327.741558][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.741658][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.741707][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.741802][ T32] r5:00001000 r4:e042b000 [ 1327.741873][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.741996][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.742106][ T32] r5:8502278c r4:85022400 [ 1327.742169][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.742270][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.742318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.742419][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.742509][ T32] r4:84753d00 [ 1327.742563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.742696][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.742758][ T32] r4:00000001 [ 1327.742806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.742958][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.743027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.743091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.743162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.743230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.743284][ T32] r4:844bb340 [ 1327.743331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.743394][ T32] INFO: task kworker/1:48:3307 blocked for more than 454 seconds. [ 1327.743468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.743561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.743651][ T32] task:kworker/1:48 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.743757][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.743844][ T32] Call trace: [ 1327.743935][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.744071][ T32] r10:829187f4 r9:dfdc5d84 r8:00000002 r7:60000113 r6:dfdc5d8c r5:8492c800 [ 1327.744144][ T32] r4:8492c800 [ 1327.744195][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.744285][ T32] r5:8492c800 r4:829187f0 [ 1327.744332][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.744425][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.744549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc5e08 [ 1327.744613][ T32] r4:00000000 [ 1327.744746][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.775762][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.775937][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.776051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d0040 [ 1327.776109][ T32] r4:00000000 [ 1327.776226][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.776348][ T32] r9:83018205 r8:8492c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.776406][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.776506][ T32] r5:00001000 r4:ecbe7000 [ 1327.776552][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.776638][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.776727][ T32] r5:85e6838c r4:85e68000 [ 1327.776774][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.776876][ T32] r7:ddde2d40 r6:83018200 r5:85e6838c r4:84966700 [ 1327.776995][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.777139][ T32] r10:61c88647 r9:8492c800 r8:8496672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.777197][ T32] r4:84966700 [ 1327.777245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.777350][ T32] r10:00000000 r9:84966700 r8:8027ecf4 r7:dfdc1e60 r6:84966780 r5:8492c800 [ 1327.777411][ T32] r4:00000001 [ 1327.777462][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.777549][ T32] Exception stack(0xdfdc5fb0 to 0xdfdc5ff8) [ 1327.777656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.777732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.777795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.777906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.777970][ T32] r4:84a7d680 [ 1327.778826][ T32] INFO: task kworker/1:48:3307 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.778923][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.779062][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.779188][ T32] Call trace: [ 1327.779344][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.779490][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.779564][ T32] r4:00000000 [ 1327.779612][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.779718][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.779790][ T32] dd20: ac645000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.779860][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.779917][ T32] dd60: 80000013 ffffffff [ 1327.780068][ T32] r5:80000013 r4:80239bb0 [ 1327.780134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.780261][ T32] r4:82ac21e4 [ 1327.780387][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.780501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.780552][ T32] r4:e46fddc0 [ 1327.780633][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.780806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.780866][ T32] r4:00000000 [ 1327.780944][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.781052][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.781138][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.781237][ T32] r5:00001000 r4:e042b000 [ 1327.781314][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.781413][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.781512][ T32] r5:8502278c r4:85022400 [ 1327.781598][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.781712][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.781793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.781898][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.781949][ T32] r4:84753d00 [ 1327.781992][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.782091][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.782151][ T32] r4:00000001 [ 1327.782198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.782274][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.782333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.782396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.782495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.782607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.782699][ T32] r4:844bb340 [ 1327.782754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.782813][ T32] INFO: task kworker/1:49:3311 blocked for more than 454 seconds. [ 1327.782886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.782943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.783049][ T32] task:kworker/1:49 state:D stack:0 pid:3311 tgid:3311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.783207][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.783337][ T32] Call trace: [ 1327.783421][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.783537][ T32] r10:829187f4 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:8492b000 [ 1327.783640][ T32] r4:8492b000 [ 1327.783718][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.783816][ T32] r5:8492b000 r4:829187f0 [ 1327.783933][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.784031][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.784177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1327.784244][ T32] r4:00000000 [ 1327.784287][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.784443][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.784535][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.784768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dfc80 [ 1327.815818][ T32] r4:00000000 [ 1327.815907][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.816060][ T32] r9:83018205 r8:8492b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1327.816113][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.816220][ T32] r5:00001000 r4:dfa37000 [ 1327.816265][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.816349][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.816467][ T32] r5:85e67f8c r4:85e67c00 [ 1327.816528][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.816667][ T32] r7:ddde2d40 r6:83018200 r5:85e67f8c r4:84966800 [ 1327.816724][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.816824][ T32] r10:61c88647 r9:8492b000 r8:8496682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.816875][ T32] r4:84966800 [ 1327.816921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.817020][ T32] r10:00000000 r9:84966800 r8:8027ecf4 r7:dfdc1e60 r6:84966880 r5:8492b000 [ 1327.817115][ T32] r4:00000001 [ 1327.817180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.817262][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1327.817333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.817394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.817458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.817524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.817578][ T32] r4:84a7da80 [ 1327.818421][ T32] INFO: task kworker/1:49:3311 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.818515][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.818705][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.818801][ T32] Call trace: [ 1327.818887][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.819004][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.819055][ T32] r4:00000000 [ 1327.819100][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.819196][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.819263][ T32] dd20: ac8ea000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.819327][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.819420][ T32] dd60: 80000013 ffffffff [ 1327.819516][ T32] r5:80000013 r4:80239bb0 [ 1327.819569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.819696][ T32] r4:82ac21e4 [ 1327.819753][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.819851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.819901][ T32] r4:e46fddc0 [ 1327.820016][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.820146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.820204][ T32] r4:00000000 [ 1327.820252][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.820352][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.820400][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.820489][ T32] r5:00001000 r4:e042b000 [ 1327.820534][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.820641][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.820741][ T32] r5:8502278c r4:85022400 [ 1327.820789][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.820921][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.821008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.821185][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.821243][ T32] r4:84753d00 [ 1327.821323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.821433][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.821491][ T32] r4:00000001 [ 1327.821538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.821620][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.821680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.821798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.821876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.821944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.821996][ T32] r4:844bb340 [ 1327.822082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.822178][ T32] INFO: task kworker/1:50:3314 blocked for more than 454 seconds. [ 1327.822254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.822311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.822398][ T32] task:kworker/1:50 state:D stack:0 pid:3314 tgid:3314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.822504][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.822593][ T32] Call trace: [ 1327.822657][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.822760][ T32] r10:829187f4 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:8492ec00 [ 1327.822811][ T32] r4:8492ec00 [ 1327.822855][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.822968][ T32] r5:8492ec00 r4:829187f0 [ 1327.823063][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.823169][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.823308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1327.823398][ T32] r4:00000000 [ 1327.823453][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.823539][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.823617][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.823707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d4a40 [ 1327.823780][ T32] r4:00000000 [ 1327.823825][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.823915][ T32] r9:83018205 r8:8492ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f467000 [ 1327.823956][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.824041][ T32] r5:00001000 r4:ee04d000 [ 1327.824082][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.824166][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.824283][ T32] r5:85e6778c r4:85e67400 [ 1327.824364][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.824463][ T32] r7:ddde2d40 r6:83018200 r5:85e6778c r4:84966900 [ 1327.824507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.824624][ T32] r10:61c88647 r9:8492ec00 r8:8496692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.850198][ T32] r4:84966900 [ 1327.850288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.850432][ T32] r10:00000000 r9:84966900 r8:8027ecf4 r7:dfdc1e60 r6:84966980 r5:8492ec00 [ 1327.850483][ T32] r4:00000001 [ 1327.850526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.850602][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1327.850663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.850722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.850779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.850841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.850916][ T32] r4:84a7dec0 [ 1327.851749][ T32] INFO: task kworker/1:50:3314 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.851845][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852035][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852178][ T32] Call trace: [ 1327.852254][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.852373][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.852433][ T32] r4:00000000 [ 1327.852520][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.852644][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.852720][ T32] dd20: acc24000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.852854][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.852919][ T32] dd60: 80000013 ffffffff [ 1327.852975][ T32] r5:80000013 r4:80239bb0 [ 1327.853056][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.853211][ T32] r4:82ac21e4 [ 1327.853263][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.853363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.853416][ T32] r4:e46fddc0 [ 1327.853459][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.853555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.853607][ T32] r4:00000000 [ 1327.853653][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.853756][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.853830][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.853936][ T32] r5:00001000 r4:e042b000 [ 1327.853984][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.854068][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.854167][ T32] r5:8502278c r4:85022400 [ 1327.854216][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.854419][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.854479][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.854579][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.854736][ T32] r4:84753d00 [ 1327.854872][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.867588][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.867676][ T32] r4:00000001 [ 1327.867739][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.867859][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.867937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.868010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.868111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.868235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.868330][ T32] r4:844bb340 [ 1327.868396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.868475][ T32] INFO: task kworker/1:51:3316 blocked for more than 454 seconds. [ 1327.868553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.868630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.868711][ T32] task:kworker/1:51 state:D stack:0 pid:3316 tgid:3316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.868839][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.868964][ T32] Call trace: [ 1327.869048][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.869198][ T32] r10:829187f4 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:8492d400 [ 1327.869257][ T32] r4:8492d400 [ 1327.869304][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.869396][ T32] r5:8492d400 r4:829187f0 [ 1327.869478][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.869573][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.869675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1327.869763][ T32] r4:00000000 [ 1327.869864][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.869958][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.870160][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.870265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0e40 [ 1327.870328][ T32] r4:00000000 [ 1327.870382][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.870486][ T32] r9:83018205 r8:8492d400 r7:00000000 r6:83018200 r5:00001000 r4:7f463000 [ 1327.870628][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.870732][ T32] r5:00001000 r4:ee03d000 [ 1327.870838][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.870963][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.871059][ T32] r5:85e66f8c r4:85e66c00 [ 1327.871106][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.871252][ T32] r7:ddde2d40 r6:83018200 r5:85e66f8c r4:84966a00 [ 1327.871309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.871416][ T32] r10:61c88647 r9:8492d400 r8:84966a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.871465][ T32] r4:84966a00 [ 1327.871509][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.871611][ T32] r10:00000000 r9:84966a00 r8:8027ecf4 r7:dfba1e60 r6:84966a80 r5:8492d400 [ 1327.871665][ T32] r4:00000001 [ 1327.871729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.871820][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1327.871883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.871953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.872011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.872079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.872173][ T32] r4:84a82040 [ 1327.872986][ T32] INFO: task kworker/1:51:3316 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.873080][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.873253][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.873384][ T32] Call trace: [ 1327.873688][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.873799][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.873850][ T32] r4:00000000 [ 1327.873895][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.874012][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.874104][ T32] dd20: acc24000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.874181][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.874309][ T32] dd60: 80000013 ffffffff [ 1327.874375][ T32] r5:80000013 r4:80239bb0 [ 1327.874445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.874543][ T32] r4:82ac21e4 [ 1327.874755][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.895499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.895596][ T32] r4:e46fddc0 [ 1327.895677][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.895870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.895933][ T32] r4:00000000 [ 1327.895981][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.896083][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.896143][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.896253][ T32] r5:00001000 r4:e042b000 [ 1327.896304][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.896395][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.896487][ T32] r5:8502278c r4:85022400 [ 1327.896559][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.896666][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.896709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.896807][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.896857][ T32] r4:84753d00 [ 1327.896903][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.897003][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.897076][ T32] r4:00000001 [ 1327.897185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.897276][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.897346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.897413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.897472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.897563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.897663][ T32] r4:844bb340 [ 1327.898001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.898085][ T32] INFO: task kworker/1:52:3319 blocked for more than 454 seconds. [ 1327.898188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.898273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.898330][ T32] task:kworker/1:52 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.898455][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.898550][ T32] Call trace: [ 1327.898616][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.898722][ T32] r10:829187f4 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:8492e000 [ 1327.898777][ T32] r4:8492e000 [ 1327.898861][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.898965][ T32] r5:8492e000 r4:829187f0 [ 1327.899056][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.899166][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.899307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1327.899372][ T32] r4:00000000 [ 1327.899420][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.899504][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.899586][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.899682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0940 [ 1327.899734][ T32] r4:00000000 [ 1327.899831][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.899940][ T32] r9:83018205 r8:8492e000 r7:00000000 r6:83018200 r5:00001000 r4:7f465000 [ 1327.899990][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.900086][ T32] r5:00001000 r4:ee045000 [ 1327.900175][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.900271][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.900375][ T32] r5:85e6738c r4:85e67000 [ 1327.900461][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.900566][ T32] r7:ddde2d40 r6:83018200 r5:85e6738c r4:84966b80 [ 1327.900613][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.900706][ T32] r10:61c88647 r9:8492e000 r8:84966bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.900756][ T32] r4:84966b80 [ 1327.900857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.900968][ T32] r10:00000000 r9:84966b80 r8:8027ecf4 r7:dfbb1e60 r6:84966c00 r5:8492e000 [ 1327.901018][ T32] r4:00000001 [ 1327.901059][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.901237][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1327.901348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.901466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.901589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.901669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.901763][ T32] r4:84a822c0 [ 1327.902582][ T32] INFO: task kworker/1:52:3319 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.902677][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.902938][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.903066][ T32] Call trace: [ 1327.903146][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.903350][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.903411][ T32] r4:00000000 [ 1327.903566][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.903864][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.903947][ T32] dd20: acee3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.904036][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.904098][ T32] dd60: 80000013 ffffffff [ 1327.904164][ T32] r5:80000013 r4:80239bb0 [ 1327.904219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.904407][ T32] r4:82ac21e4 [ 1327.904466][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.904620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.904787][ T32] r4:e46fddc0 [ 1327.939943][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.940119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.940197][ T32] r4:00000000 [ 1327.940337][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.940485][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.940545][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.940646][ T32] r5:00001000 r4:e042b000 [ 1327.940729][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.940823][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.940985][ T32] r5:8502278c r4:85022400 [ 1327.941061][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.941194][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.941247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.941344][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.941397][ T32] r4:84753d00 [ 1327.941442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.941547][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.941605][ T32] r4:00000001 [ 1327.941653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.941734][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.941802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.941868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.941954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.942029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.942102][ T32] r4:844bb340 [ 1327.942204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.942291][ T32] INFO: task kworker/1:53:3321 blocked for more than 454 seconds. [ 1327.942366][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.942494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.942555][ T32] task:kworker/1:53 state:D stack:0 pid:3321 tgid:3321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.942670][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.942768][ T32] Call trace: [ 1327.942837][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.942985][ T32] r10:829187f4 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:84ab0c00 [ 1327.943137][ T32] r4:84ab0c00 [ 1327.943230][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.943335][ T32] r5:84ab0c00 r4:829187f0 [ 1327.943420][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.943519][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.943620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1327.943709][ T32] r4:00000000 [ 1327.943802][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.943897][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.943985][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.944089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0cc0 [ 1327.944156][ T32] r4:00000000 [ 1327.944202][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.944428][ T32] r9:83018205 r8:84ab0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f45f000 [ 1327.944491][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.944593][ T32] r5:00001000 r4:ee029000 [ 1327.944712][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.960470][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960639][ T32] r5:85e66b8c r4:85e66800 [ 1327.960690][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.960915][ T32] r7:ddde2d40 r6:83018200 r5:85e66b8c r4:84966c80 [ 1327.961053][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.961216][ T32] r10:61c88647 r9:84ab0c00 r8:84966cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.961321][ T32] r4:84966c80 [ 1327.961423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.961543][ T32] r10:00000000 r9:84966c80 r8:8027ecf4 r7:dfbb1e60 r6:84966d00 r5:84ab0c00 [ 1327.961599][ T32] r4:00000001 [ 1327.961682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961773][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1327.961840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.961960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.962029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.962095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.962153][ T32] r4:84a82480 [ 1327.962972][ T32] INFO: task kworker/1:53:3321 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.963069][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.963274][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.963430][ T32] Call trace: [ 1327.963537][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.963657][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.963710][ T32] r4:00000000 [ 1327.963756][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.963842][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.963966][ T32] dd20: ad4ae000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.964039][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.964183][ T32] dd60: 80000013 ffffffff [ 1327.964317][ T32] r5:80000013 r4:80239bb0 [ 1327.964374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.964472][ T32] r4:82ac21e4 [ 1327.964616][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.987586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.987677][ T32] r4:e46fddc0 [ 1327.987709][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.987782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.987806][ T32] r4:00000000 [ 1327.987828][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.987878][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.987901][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.987986][ T32] r5:00001000 r4:e042b000 [ 1327.988050][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.988099][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.988151][ T32] r5:8502278c r4:85022400 [ 1327.988350][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.988410][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.988434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.988511][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.988603][ T32] r4:84753d00 [ 1327.988725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.988812][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.988840][ T32] r4:00000001 [ 1327.988959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.989002][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1327.989058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.989125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.989229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.989340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.989368][ T32] r4:844bb340 [ 1327.989397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.989429][ T32] INFO: task kworker/1:54:3323 blocked for more than 454 seconds. [ 1327.989464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.989492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.989539][ T32] task:kworker/1:54 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.989641][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.989742][ T32] Call trace: [ 1327.990007][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1327.990066][ T32] r10:829187f4 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:84ab0000 [ 1327.990173][ T32] r4:84ab0000 [ 1327.990202][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1327.990249][ T32] r5:84ab0000 r4:829187f0 [ 1327.990271][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.990346][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.990405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1327.990430][ T32] r4:00000000 [ 1327.990451][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1327.990569][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1327.990615][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.990661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e0bc0 [ 1327.990707][ T32] r4:00000000 [ 1327.990731][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.990779][ T32] r9:83018205 r8:84ab0000 r7:00000000 r6:83018200 r5:00001000 r4:7f45d000 [ 1327.990803][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.990848][ T32] r5:00001000 r4:ee021000 [ 1327.990869][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.990938][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.990989][ T32] r5:85e6678c r4:85e66400 [ 1327.991013][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.991063][ T32] r7:ddde2d40 r6:83018200 r5:85e6678c r4:84966d80 [ 1327.991086][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.991215][ T32] r10:61c88647 r9:84ab0000 r8:84966dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.991245][ T32] r4:84966d80 [ 1327.991306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.991393][ T32] r10:00000000 r9:84966d80 r8:8027ecf4 r7:dfbd9e60 r6:84966e00 r5:84ab0000 [ 1327.991489][ T32] r4:00000001 [ 1327.991596][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.991639][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1327.991769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.991811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.991879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.991916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.991940][ T32] r4:84a82200 [ 1327.992449][ T32] INFO: task kworker/1:54:3323 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1327.992493][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.992647][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.992702][ T32] Call trace: [ 1327.992734][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1327.992789][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1327.992892][ T32] r4:00000000 [ 1327.992923][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.992970][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1327.993001][ T32] dd20: ad754000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1327.993034][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1327.993060][ T32] dd60: 80000013 ffffffff [ 1327.993141][ T32] r5:80000013 r4:80239bb0 [ 1327.993270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.993377][ T32] r4:82ac21e4 [ 1327.993477][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.993530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1327.993577][ T32] r4:e46fddc0 [ 1327.993622][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1327.993672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1327.993696][ T32] r4:00000000 [ 1327.993718][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1327.993919][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.993948][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.993994][ T32] r5:00001000 r4:e042b000 [ 1327.994016][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1327.994056][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.994099][ T32] r5:8502278c r4:85022400 [ 1327.994192][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.994288][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1327.994316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.994367][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.994391][ T32] r4:84753d00 [ 1327.994412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.994460][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1327.994524][ T32] r4:00000001 [ 1327.994582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.994623][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.015811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.015927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.015963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.016003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.016087][ T32] r4:844bb340 [ 1328.016120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.016231][ T32] INFO: task kworker/1:55:3325 blocked for more than 454 seconds. [ 1328.016343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.016448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.016476][ T32] task:kworker/1:55 state:D stack:0 pid:3325 tgid:3325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.016536][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.016779][ T32] Call trace: [ 1328.016818][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.016880][ T32] r10:829187f4 r9:dfdc9d84 r8:00000002 r7:60000113 r6:dfdc9d8c r5:84ab2400 [ 1328.016905][ T32] r4:84ab2400 [ 1328.016995][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.017115][ T32] r5:84ab2400 r4:829187f0 [ 1328.017244][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.017357][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.017416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc9e08 [ 1328.017460][ T32] r4:00000000 [ 1328.017485][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.017654][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.017703][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.017751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d0500 [ 1328.017775][ T32] r4:00000000 [ 1328.017870][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.017984][ T32] r9:83018205 r8:84ab2400 r7:00000000 r6:83018200 r5:00001000 r4:7f31b000 [ 1328.018287][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.018341][ T32] r5:00001000 r4:ed17f000 [ 1328.018365][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.018406][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.018451][ T32] r5:85e68f8c r4:85e68c00 [ 1328.018515][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.018624][ T32] r7:ddde2d40 r6:83018200 r5:85e68f8c r4:84966e80 [ 1328.018651][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.018701][ T32] r10:61c88647 r9:84ab2400 r8:84966eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.018744][ T32] r4:84966e80 [ 1328.018860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.018976][ T32] r10:00000000 r9:84966e80 r8:8027ecf4 r7:dfbede60 r6:84966f00 r5:84ab2400 [ 1328.019005][ T32] r4:00000001 [ 1328.019087][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.019293][ T32] Exception stack(0xdfdc9fb0 to 0xdfdc9ff8) [ 1328.019400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.019512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.019545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.019577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.019601][ T32] r4:84a82840 [ 1328.020204][ T32] INFO: task kworker/1:55:3325 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.020303][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.020649][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.020704][ T32] Call trace: [ 1328.020967][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.021031][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.021116][ T32] r4:00000000 [ 1328.021164][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.021246][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.021320][ T32] dd20: adbe4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.021377][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.021436][ T32] dd60: 80000013 ffffffff [ 1328.021469][ T32] r5:80000013 r4:80239bb0 [ 1328.021516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.021579][ T32] r4:82ac21e4 [ 1328.021891][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.022151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.022199][ T32] r4:e46fddc0 [ 1328.022222][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.022270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.022295][ T32] r4:00000000 [ 1328.022473][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.022529][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.022552][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.022596][ T32] r5:00001000 r4:e042b000 [ 1328.022618][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.022658][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.022702][ T32] r5:8502278c r4:85022400 [ 1328.022724][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.022772][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.022995][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.023048][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.023093][ T32] r4:84753d00 [ 1328.023148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.023204][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.023324][ T32] r4:00000001 [ 1328.023431][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.023473][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.023534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.023576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.023608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.023754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.023873][ T32] r4:844bb340 [ 1328.024083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.024118][ T32] INFO: task kworker/1:56:3327 blocked for more than 454 seconds. [ 1328.024224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.024255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.024302][ T32] task:kworker/1:56 state:D stack:0 pid:3327 tgid:3327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.024357][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.024443][ T32] Call trace: [ 1328.024476][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.024532][ T32] r10:829187f4 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:84ab3000 [ 1328.024767][ T32] r4:84ab3000 [ 1328.046833][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.047169][ T32] r5:84ab3000 r4:829187f0 [ 1328.047232][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.047421][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.047569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1328.047723][ T32] r4:00000000 [ 1328.047807][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.047968][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.048070][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.048191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d0600 [ 1328.048280][ T32] r4:00000000 [ 1328.048410][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.048687][ T32] r9:83018205 r8:84ab3000 r7:00000000 r6:83018200 r5:00001000 r4:7f395000 [ 1328.048749][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.049207][ T32] r5:00001000 r4:ed245000 [ 1328.049298][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.049392][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.049498][ T32] r5:85e6938c r4:85e69000 [ 1328.049607][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.050173][ T32] r7:ddde2d40 r6:83018200 r5:85e6938c r4:84966f80 [ 1328.050246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.050731][ T32] r10:61c88647 r9:84ab3000 r8:84966fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.051016][ T32] r4:84966f80 [ 1328.051075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.051190][ T32] r10:00000000 r9:84966f80 r8:8027ecf4 r7:dfdc9e60 r6:84a8a000 r5:84ab3000 [ 1328.051267][ T32] r4:00000001 [ 1328.051320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.051405][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1328.051478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.051547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.051635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.051714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.051837][ T32] r4:84a828c0 [ 1328.052786][ T32] INFO: task kworker/1:56:3327 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.052875][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.053053][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.053195][ T32] Call trace: [ 1328.053299][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.053419][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.053477][ T32] r4:00000000 [ 1328.053525][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.053613][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.053682][ T32] dd20: adcba000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.053750][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.053851][ T32] dd60: 80000013 ffffffff [ 1328.053919][ T32] r5:80000013 r4:80239bb0 [ 1328.053972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.054064][ T32] r4:82ac21e4 [ 1328.054113][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.054218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.054347][ T32] r4:e46fddc0 [ 1328.054501][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.054616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.080348][ T32] r4:00000000 [ 1328.080620][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.080820][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.080975][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.081113][ T32] r5:00001000 r4:e042b000 [ 1328.081176][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.081287][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.081395][ T32] r5:8502278c r4:85022400 [ 1328.081447][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.081665][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.081813][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.081929][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.081989][ T32] r4:84753d00 [ 1328.082210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.082332][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.082391][ T32] r4:00000001 [ 1328.082440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.082555][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.082671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.082780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.082854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.082930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.082986][ T32] r4:844bb340 [ 1328.083062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.083654][ T32] INFO: task kworker/1:177:3618 blocked for more than 454 seconds. [ 1328.083756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.083820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.083872][ T32] task:kworker/1:177 state:D stack:0 pid:3618 tgid:3618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.084108][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.084302][ T32] Call trace: [ 1328.084381][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.084518][ T32] r10:829187f4 r9:e03edd84 r8:00000002 r7:60000113 r6:e03edd8c r5:848c3c00 [ 1328.084575][ T32] r4:848c3c00 [ 1328.084621][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.099227][ T32] r5:848c3c00 r4:829187f0 [ 1328.099471][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.099635][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.099751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03ede08 [ 1328.099812][ T32] r4:00000000 [ 1328.099863][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.099955][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.100056][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.100153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ccc0 [ 1328.100260][ T32] r4:00000000 [ 1328.100321][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.100459][ T32] r9:83018205 r8:848c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1328.100516][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.100621][ T32] r5:00001000 r4:dfbb3000 [ 1328.100728][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.100829][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.100986][ T32] r5:84bb2b8c r4:84bb2800 [ 1328.101067][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.101248][ T32] r7:ddde2d40 r6:83018200 r5:84bb2b8c r4:84bdb280 [ 1328.101402][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.101555][ T32] r10:61c88647 r9:848c3c00 r8:84bdb2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.101628][ T32] r4:84bdb280 [ 1328.101677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.101841][ T32] r10:00000000 r9:84bdb280 r8:8027ecf4 r7:e03e5e60 r6:84be3680 r5:848c3c00 [ 1328.101952][ T32] r4:00000001 [ 1328.102019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.102171][ T32] Exception stack(0xe03edfb0 to 0xe03edff8) [ 1328.102252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.102322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.102389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.102534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.102596][ T32] r4:84b5b400 [ 1328.103742][ T32] INFO: task kworker/1:177:3618 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.103837][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.104009][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.104130][ T32] Call trace: [ 1328.104213][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.104328][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.104387][ T32] r4:00000000 [ 1328.104434][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.104544][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.104620][ T32] dd20: adecc000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.104904][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.123797][ T32] dd60: 80000013 ffffffff [ 1328.123933][ T32] r5:80000013 r4:80239bb0 [ 1328.124041][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.124196][ T32] r4:82ac21e4 [ 1328.124284][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.124394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.124487][ T32] r4:e46fddc0 [ 1328.124601][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.128854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.129057][ T32] r4:00000000 [ 1328.129211][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.129356][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.129447][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.129626][ T32] r5:00001000 r4:e042b000 [ 1328.129722][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.129820][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.129919][ T32] r5:8502278c r4:85022400 [ 1328.130011][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.130169][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.130228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.130338][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.130393][ T32] r4:84753d00 [ 1328.130440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.130547][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.130601][ T32] r4:00000001 [ 1328.130648][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.130732][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.130803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.130915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.130995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.131067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.131124][ T32] r4:844bb340 [ 1328.131185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.131366][ T32] INFO: task kworker/1:180:3682 blocked for more than 454 seconds. [ 1328.131449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.131510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.131561][ T32] task:kworker/1:180 state:D stack:0 pid:3682 tgid:3682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.131695][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.131793][ T32] Call trace: [ 1328.131903][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.132029][ T32] r10:829187f4 r9:e0539d84 r8:00000002 r7:60000113 r6:e0539d8c r5:8498e000 [ 1328.132088][ T32] r4:8498e000 [ 1328.132233][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.132364][ T32] r5:8498e000 r4:829187f0 [ 1328.132424][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.132519][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.132653][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 1328.132717][ T32] r4:00000000 [ 1328.132768][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.132861][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.132959][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.133085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062680 [ 1328.133165][ T32] r4:00000000 [ 1328.133216][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.133323][ T32] r9:83018205 r8:8498e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1328.133413][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.133518][ T32] r5:00001000 r4:e065b000 [ 1328.133614][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.133710][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.133804][ T32] r5:84bb1f8c r4:84bb1c00 [ 1328.133852][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.133962][ T32] r7:ddde2d40 r6:83018200 r5:84bb1f8c r4:84bdb400 [ 1328.134013][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.134155][ T32] r10:61c88647 r9:8498e000 r8:84bdb42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.134217][ T32] r4:84bdb400 [ 1328.134263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.134367][ T32] r10:00000000 r9:84bdb400 r8:8027ecf4 r7:e03ede60 r6:84b3f400 r5:8498e000 [ 1328.134424][ T32] r4:00000001 [ 1328.134505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.134595][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1328.134749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.153573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.153674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.153719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.153746][ T32] r4:84b5ba00 [ 1328.154326][ T32] INFO: task kworker/1:180:3682 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.154405][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.154550][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155240][ T32] Call trace: [ 1328.155288][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.155359][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.155386][ T32] r4:00000000 [ 1328.155408][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.155452][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.155487][ T32] dd20: ae2f0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.155519][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.155544][ T32] dd60: 80000013 ffffffff [ 1328.155570][ T32] r5:80000013 r4:80239bb0 [ 1328.155818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.155904][ T32] r4:82ac21e4 [ 1328.155932][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.155989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.156014][ T32] r4:e46fddc0 [ 1328.156035][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.156083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.156108][ T32] r4:00000000 [ 1328.156170][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.156227][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.156251][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.156298][ T32] r5:00001000 r4:e042b000 [ 1328.156319][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.156361][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156406][ T32] r5:8502278c r4:85022400 [ 1328.156428][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.156511][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.156539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.156589][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.156614][ T32] r4:84753d00 [ 1328.156635][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.156684][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.156747][ T32] r4:00000001 [ 1328.156772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.156809][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.156869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.156905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.156997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.157137][ T32] r4:844bb340 [ 1328.157176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.157319][ T32] INFO: task kworker/0:153:3780 blocked for more than 454 seconds. [ 1328.157366][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.157393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.157416][ T32] task:kworker/0:153 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.157498][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.157605][ T32] Call trace: [ 1328.157706][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.157780][ T32] r10:829187f4 r9:e8709d84 r8:00000002 r7:60000113 r6:e8709d8c r5:848ba400 [ 1328.157810][ T32] r4:848ba400 [ 1328.157898][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.157986][ T32] r5:848ba400 r4:829187f0 [ 1328.158033][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.158085][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.158199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8709e08 [ 1328.158228][ T32] r4:00000000 [ 1328.158324][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.158420][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.158505][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.158598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1328.158651][ T32] r4:00000000 [ 1328.158694][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.158796][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1328.158845][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.158922][ T32] r5:00001000 r4:e0439000 [ 1328.158951][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.158993][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.159037][ T32] r5:85022b8c r4:85022800 [ 1328.159058][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.159107][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1328.159130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.159179][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.159206][ T32] r4:84753f00 [ 1328.159226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.159274][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1328.159298][ T32] r4:00000001 [ 1328.159322][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.159392][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1328.159458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.159493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.159522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.159554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.159581][ T32] r4:844bb800 [ 1328.160059][ T32] INFO: task kworker/0:153:3780 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.160104][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.160169][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.160261][ T32] Call trace: [ 1328.160426][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.160521][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.160563][ T32] r4:00000000 [ 1328.160588][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.160632][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.160665][ T32] dd20: ae2f0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.160698][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.160725][ T32] dd60: 80000013 ffffffff [ 1328.160772][ T32] r5:80000013 r4:80239bb0 [ 1328.160818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.160913][ T32] r4:82ac21e4 [ 1328.160947][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.160997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.161023][ T32] r4:e46fddc0 [ 1328.161076][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.161173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.161218][ T32] r4:00000000 [ 1328.161242][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.161298][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.161321][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.161400][ T32] r5:00001000 r4:e042b000 [ 1328.161428][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.161472][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.161517][ T32] r5:8502278c r4:85022400 [ 1328.161539][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.161621][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.161648][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.161729][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.161758][ T32] r4:84753d00 [ 1328.161780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.161877][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.161905][ T32] r4:00000001 [ 1328.161926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.162000][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.162035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.162067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.162097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.162198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.162258][ T32] r4:844bb340 [ 1328.162284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.162314][ T32] INFO: task kworker/0:154:3782 blocked for more than 454 seconds. [ 1328.162346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.162372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.162394][ T32] task:kworker/0:154 state:D stack:0 pid:3782 tgid:3782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.162441][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.162505][ T32] Call trace: [ 1328.162608][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.162664][ T32] r10:829187f4 r9:e870dd84 r8:00000002 r7:60000013 r6:e870dd8c r5:848bb000 [ 1328.162689][ T32] r4:848bb000 [ 1328.162711][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.162792][ T32] r5:848bb000 r4:829187f0 [ 1328.162819][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.162916][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.162982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e870de08 [ 1328.163007][ T32] r4:00000000 [ 1328.163043][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.163130][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.163230][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.163284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bbb00 [ 1328.163350][ T32] r4:00000000 [ 1328.163375][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.163463][ T32] r9:83018005 r8:848bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1328.163518][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.163603][ T32] r5:00001000 r4:e044b000 [ 1328.163629][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.163671][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.163733][ T32] r5:85022f8c r4:85022c00 [ 1328.163758][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.163808][ T32] r7:dddced40 r6:83018000 r5:85022f8c r4:84a89000 [ 1328.163863][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.163948][ T32] r10:61c88647 r9:848bb000 r8:84a8902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.163978][ T32] r4:84a89000 [ 1328.163999][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.164062][ T32] r10:00000000 r9:84a89000 r8:8027ecf4 r7:e8709e60 r6:84a89080 r5:848bb000 [ 1328.164091][ T32] r4:00000001 [ 1328.164145][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.164189][ T32] Exception stack(0xe870dfb0 to 0xe870dff8) [ 1328.164283][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.164320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.164349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.164415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.164477][ T32] r4:844bb780 [ 1328.190045][ T32] INFO: task kworker/0:154:3782 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.190367][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.190546][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.190736][ T32] Call trace: [ 1328.190857][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.191024][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.191086][ T32] r4:00000000 [ 1328.191178][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.191276][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.191410][ T32] dd20: ae79b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.191487][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.191581][ T32] dd60: 80000013 ffffffff [ 1328.191645][ T32] r5:80000013 r4:80239bb0 [ 1328.191696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.191797][ T32] r4:82ac21e4 [ 1328.191924][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.192041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.192098][ T32] r4:e46fddc0 [ 1328.192148][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.192253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.192312][ T32] r4:00000000 [ 1328.192364][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.192476][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.192552][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.192657][ T32] r5:00001000 r4:e042b000 [ 1328.192711][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.192804][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.192924][ T32] r5:8502278c r4:85022400 [ 1328.192987][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.193175][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.193237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.193342][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.193400][ T32] r4:84753d00 [ 1328.193660][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.193771][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.193829][ T32] r4:00000001 [ 1328.193895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.193987][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.194053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.194123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.194223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.194305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.194435][ T32] r4:844bb340 [ 1328.194497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.194597][ T32] INFO: task kworker/0:155:3784 blocked for more than 454 seconds. [ 1328.215866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.216244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.216332][ T32] task:kworker/0:155 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.216480][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.216821][ T32] Call trace: [ 1328.216891][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.217012][ T32] r10:829187f4 r9:e8711d84 r8:00000002 r7:60000113 r6:e8711d8c r5:848bbc00 [ 1328.217063][ T32] r4:848bbc00 [ 1328.217130][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.217293][ T32] r5:848bbc00 r4:829187f0 [ 1328.217345][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.217428][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.217546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8711e08 [ 1328.217689][ T32] r4:00000000 [ 1328.217743][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.217832][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.217931][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.218030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040280 [ 1328.218126][ T32] r4:00000000 [ 1328.218247][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.218362][ T32] r9:83018005 r8:848bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1328.218449][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.218546][ T32] r5:00001000 r4:e04d1000 [ 1328.218630][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.218730][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.218822][ T32] r5:8502c38c r4:8502c000 [ 1328.218870][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.218982][ T32] r7:dddced40 r6:83018000 r5:8502c38c r4:84a89180 [ 1328.219067][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.219246][ T32] r10:61c88647 r9:848bbc00 r8:84a891ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.219305][ T32] r4:84a89180 [ 1328.219543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.219649][ T32] r10:00000000 r9:84a89180 r8:8027ecf4 r7:e870de60 r6:84a89200 r5:848bbc00 [ 1328.219701][ T32] r4:00000001 [ 1328.219757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.219858][ T32] Exception stack(0xe8711fb0 to 0xe8711ff8) [ 1328.219927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.219994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.220056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.220122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.220172][ T32] r4:844bb980 [ 1328.221047][ T32] INFO: task kworker/0:155:3784 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.221152][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.221379][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.221668][ T32] Call trace: [ 1328.221744][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.221889][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.221954][ T32] r4:00000000 [ 1328.222137][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.222271][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.222340][ T32] dd20: ae9d0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.222398][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.222454][ T32] dd60: 80000013 ffffffff [ 1328.222560][ T32] r5:80000013 r4:80239bb0 [ 1328.222800][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.222926][ T32] r4:82ac21e4 [ 1328.222978][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.223073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.223124][ T32] r4:e46fddc0 [ 1328.223171][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.223301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.223373][ T32] r4:00000000 [ 1328.223439][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.223543][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.223592][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.223684][ T32] r5:00001000 r4:e042b000 [ 1328.223819][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.223928][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.224034][ T32] r5:8502278c r4:85022400 [ 1328.224135][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.224262][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.224312][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.224409][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.224461][ T32] r4:84753d00 [ 1328.224504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.224786][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.247276][ T32] r4:00000001 [ 1328.247359][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.247472][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.247559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.247664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.247730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.247800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.247869][ T32] r4:844bb340 [ 1328.247930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.248013][ T32] INFO: task kworker/0:156:3786 blocked for more than 454 seconds. [ 1328.248087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.248143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.248245][ T32] task:kworker/0:156 state:D stack:0 pid:3786 tgid:3786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.248408][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.248515][ T32] Call trace: [ 1328.248606][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.248718][ T32] r10:829187f4 r9:e8719d84 r8:00000002 r7:60000013 r6:e8719d8c r5:848bd400 [ 1328.248792][ T32] r4:848bd400 [ 1328.248856][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.248956][ T32] r5:848bd400 r4:829187f0 [ 1328.249003][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.249111][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.249257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8719e08 [ 1328.249320][ T32] r4:00000000 [ 1328.249369][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.249452][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.249541][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.249670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bbb80 [ 1328.249760][ T32] r4:00000000 [ 1328.249826][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.249939][ T32] r9:83018005 r8:848bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1328.250031][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.250169][ T32] r5:00001000 r4:e046b000 [ 1328.250219][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.250304][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.250391][ T32] r5:8502338c r4:85023000 [ 1328.250439][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.250539][ T32] r7:dddced40 r6:83018000 r5:8502338c r4:84a89100 [ 1328.250611][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.250747][ T32] r10:61c88647 r9:848bd400 r8:84a8912c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.250806][ T32] r4:84a89100 [ 1328.250939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.251042][ T32] r10:00000000 r9:84a89100 r8:8027ecf4 r7:e8711e60 r6:84a89280 r5:848bd400 [ 1328.251131][ T32] r4:00000001 [ 1328.251180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.251256][ T32] Exception stack(0xe8719fb0 to 0xe8719ff8) [ 1328.251320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.251385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.251468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.251538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.251590][ T32] r4:844bbac0 [ 1328.252467][ T32] INFO: task kworker/0:156:3786 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.252576][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.252702][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.252800][ T32] Call trace: [ 1328.252868][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.253001][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.253058][ T32] r4:00000000 [ 1328.253143][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.253332][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.253402][ T32] dd20: aeb79000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.253524][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.253644][ T32] dd60: 80000013 ffffffff [ 1328.253799][ T32] r5:80000013 r4:80239bb0 [ 1328.253860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.253953][ T32] r4:82ac21e4 [ 1328.254005][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.254101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.254155][ T32] r4:e46fddc0 [ 1328.254220][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.254330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.254406][ T32] r4:00000000 [ 1328.254490][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.254592][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.254670][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.276195][ T32] r5:00001000 r4:e042b000 [ 1328.276266][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.276384][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.276479][ T32] r5:8502278c r4:85022400 [ 1328.276529][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.276629][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.276678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.276778][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.276833][ T32] r4:84753d00 [ 1328.276957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.277061][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.277132][ T32] r4:00000001 [ 1328.277183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.277302][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.277370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.277435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.277501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.277625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.277682][ T32] r4:844bb340 [ 1328.277740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.277808][ T32] INFO: task kworker/0:157:3788 blocked for more than 454 seconds. [ 1328.277877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.277990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.278045][ T32] task:kworker/0:157 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.278157][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.278256][ T32] Call trace: [ 1328.278424][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.278541][ T32] r10:829187f4 r9:e871dd84 r8:00000002 r7:60000113 r6:e871dd8c r5:848bc800 [ 1328.278599][ T32] r4:848bc800 [ 1328.278648][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.278742][ T32] r5:848bc800 r4:829187f0 [ 1328.278902][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.279000][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.279104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e871de08 [ 1328.279157][ T32] r4:00000000 [ 1328.279205][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.279293][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.279387][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.279481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bbec0 [ 1328.279574][ T32] r4:00000000 [ 1328.279623][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.279728][ T32] r9:83018005 r8:848bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1328.279782][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.279891][ T32] r5:00001000 r4:e0481000 [ 1328.279981][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.280070][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.280213][ T32] r5:8502378c r4:85023400 [ 1328.280274][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.280374][ T32] r7:dddced40 r6:83018000 r5:8502378c r4:84a89300 [ 1328.280423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.280522][ T32] r10:61c88647 r9:848bc800 r8:84a8932c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.280574][ T32] r4:84a89300 [ 1328.280618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.280715][ T32] r10:00000000 r9:84a89300 r8:8027ecf4 r7:e8711e60 r6:84a89380 r5:848bc800 [ 1328.280771][ T32] r4:00000001 [ 1328.280817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.281032][ T32] Exception stack(0xe871dfb0 to 0xe871dff8) [ 1328.281115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.281186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.281250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.281317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.281370][ T32] r4:844bb980 [ 1328.282243][ T32] INFO: task kworker/0:157:3788 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.282328][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.282452][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.282550][ T32] Call trace: [ 1328.282693][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.282802][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.282855][ T32] r4:00000000 [ 1328.282900][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.283029][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.283098][ T32] dd20: aee73000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.283164][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.283222][ T32] dd60: 80000013 ffffffff [ 1328.283278][ T32] r5:80000013 r4:80239bb0 [ 1328.283365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.283454][ T32] r4:82ac21e4 [ 1328.283574][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.283673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.283725][ T32] r4:e46fddc0 [ 1328.283805][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.283924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.284043][ T32] r4:00000000 [ 1328.284127][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.284232][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.284317][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.284409][ T32] r5:00001000 r4:e042b000 [ 1328.284531][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.284618][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.317886][ T32] r5:8502278c r4:85022400 [ 1328.318228][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.318442][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.318545][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.318706][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.318776][ T32] r4:84753d00 [ 1328.318846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.318979][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.319039][ T32] r4:00000001 [ 1328.319110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.319208][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.319300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.319387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.319457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.319533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.319591][ T32] r4:844bb340 [ 1328.319654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.319771][ T32] INFO: task kworker/0:158:3790 blocked for more than 454 seconds. [ 1328.319860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.319922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.319992][ T32] task:kworker/0:158 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.320166][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.320315][ T32] Call trace: [ 1328.320428][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.320548][ T32] r10:829187f4 r9:e8715d84 r8:00000002 r7:60000113 r6:e8715d8c r5:848bec00 [ 1328.320680][ T32] r4:848bec00 [ 1328.320740][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.320841][ T32] r5:848bec00 r4:829187f0 [ 1328.320892][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.321001][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.321165][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8715e08 [ 1328.321247][ T32] r4:00000000 [ 1328.321306][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.321402][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.321520][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.321688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957d00 [ 1328.321751][ T32] r4:00000000 [ 1328.321829][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.321954][ T32] r9:83018005 r8:848bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.322012][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.322114][ T32] r5:00001000 r4:e049f000 [ 1328.322192][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.322396][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.322506][ T32] r5:85023b8c r4:85023800 [ 1328.322712][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.322832][ T32] r7:dddced40 r6:83018000 r5:85023b8c r4:84a89400 [ 1328.322887][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.323007][ T32] r10:61c88647 r9:848bec00 r8:84a8942c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.323065][ T32] r4:84a89400 [ 1328.323116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.323229][ T32] r10:00000000 r9:84a89400 r8:8027ecf4 r7:e8711e60 r6:84a89480 r5:848bec00 [ 1328.323290][ T32] r4:00000001 [ 1328.323341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.323428][ T32] Exception stack(0xe8715fb0 to 0xe8715ff8) [ 1328.323496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.323586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.323691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.323785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.323850][ T32] r4:844bbf40 [ 1328.349419][ T32] INFO: task kworker/0:158:3790 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.349751][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.349984][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.350131][ T32] Call trace: [ 1328.350256][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.350425][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.350578][ T32] r4:00000000 [ 1328.350640][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.350735][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.350811][ T32] dd20: af3ab000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.350911][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.350983][ T32] dd60: 80000013 ffffffff [ 1328.351044][ T32] r5:80000013 r4:80239bb0 [ 1328.351093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.351219][ T32] r4:82ac21e4 [ 1328.351294][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.351442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.351565][ T32] r4:e46fddc0 [ 1328.351620][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.351722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.351776][ T32] r4:00000000 [ 1328.351845][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.352050][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.352218][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.352331][ T32] r5:00001000 r4:e042b000 [ 1328.352383][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.352473][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.352822][ T32] r5:8502278c r4:85022400 [ 1328.352882][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.352998][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.353051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.353198][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.353333][ T32] r4:84753d00 [ 1328.353391][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.353502][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.353556][ T32] r4:00000001 [ 1328.353629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.353717][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.353783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.353855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.353920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.354001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.354064][ T32] r4:844bb340 [ 1328.354250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.354371][ T32] INFO: task kworker/0:159:3793 blocked for more than 454 seconds. [ 1328.354459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.354591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.354758][ T32] task:kworker/0:159 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.376245][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.376465][ T32] Call trace: [ 1328.376638][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.376777][ T32] r10:829187f4 r9:e8729d84 r8:00000002 r7:60000013 r6:e8729d8c r5:848be000 [ 1328.376837][ T32] r4:848be000 [ 1328.376893][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.376998][ T32] r5:848be000 r4:829187f0 [ 1328.377051][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.377168][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.377281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8729e08 [ 1328.377361][ T32] r4:00000000 [ 1328.377418][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.377511][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.377611][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.377713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040040 [ 1328.377770][ T32] r4:00000000 [ 1328.377848][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.378098][ T32] r9:83018005 r8:848be000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.378164][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.378275][ T32] r5:00001000 r4:e04c3000 [ 1328.378328][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.378422][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.378530][ T32] r5:85023f8c r4:85023c00 [ 1328.378608][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.378728][ T32] r7:dddced40 r6:83018000 r5:85023f8c r4:84a89500 [ 1328.378782][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.378895][ T32] r10:61c88647 r9:848be000 r8:84a8952c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.378963][ T32] r4:84a89500 [ 1328.379040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.379207][ T32] r10:00000000 r9:84a89500 r8:8027ecf4 r7:e8711e60 r6:84a89580 r5:848be000 [ 1328.379269][ T32] r4:00000001 [ 1328.379344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.379509][ T32] Exception stack(0xe8729fb0 to 0xe8729ff8) [ 1328.379588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.379695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.379802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.379882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.379947][ T32] r4:85040180 [ 1328.380931][ T32] INFO: task kworker/0:159:3793 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.381030][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.381222][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.381326][ T32] Call trace: [ 1328.381433][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.381569][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.381634][ T32] r4:00000000 [ 1328.381687][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.381843][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.381942][ T32] dd20: af5dd000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.382039][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.382107][ T32] dd60: 80000013 ffffffff [ 1328.382226][ T32] r5:80000013 r4:80239bb0 [ 1328.382286][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.382381][ T32] r4:82ac21e4 [ 1328.382469][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.382583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.382775][ T32] r4:e46fddc0 [ 1328.382869][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.382982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.383039][ T32] r4:00000000 [ 1328.383086][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.383189][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.383241][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.383337][ T32] r5:00001000 r4:e042b000 [ 1328.383460][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.383598][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.383818][ T32] r5:8502278c r4:85022400 [ 1328.383875][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.383991][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.384100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.384214][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.384272][ T32] r4:84753d00 [ 1328.384321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.384426][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.384480][ T32] r4:00000001 [ 1328.384526][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.384603][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.384667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.407472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.407742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.407832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.407894][ T32] r4:844bb340 [ 1328.408002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.408089][ T32] INFO: task kworker/0:160:3794 blocked for more than 454 seconds. [ 1328.408195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.408276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.408330][ T32] task:kworker/0:160 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.408479][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.408660][ T32] Call trace: [ 1328.408794][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.408923][ T32] r10:829187f4 r9:e872dd84 r8:00000002 r7:60000113 r6:e872dd8c r5:84760000 [ 1328.408987][ T32] r4:84760000 [ 1328.409037][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.409177][ T32] r5:84760000 r4:829187f0 [ 1328.409257][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.409360][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.409488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e872de08 [ 1328.409554][ T32] r4:00000000 [ 1328.409617][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.409733][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.409847][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1328.410238][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 25 printk messages dropped ** [ 1328.413563][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1328.414747][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.440500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.441427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.441484][ T32] r4:844bb340 [ 1328.441566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.441673][ T32] INFO: task kworker/0:161:3797 blocked for more than 454 seconds. [ 1328.441751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.441808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.441856][ T32] task:kworker/0:161 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.442058][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.442196][ T32] Call trace: [ 1328.442283][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.442403][ T32] r10:829187f4 r9:e8731d84 r8:00000002 r7:60000113 r6:e8731d8c r5:84760c00 [ 1328.442461][ T32] r4:84760c00 [ 1328.442512][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.442613][ T32] r5:84760c00 r4:829187f0 [ 1328.442666][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.442783][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.442904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8731e08 [ 1328.443007][ T32] r4:00000000 [ 1328.443061][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.443196][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.443306][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.443425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040440 [ 1328.443486][ T32] r4:00000000 [ 1328.443536][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.443633][ T32] r9:83018005 r8:84760c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1328.443692][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.443797][ T32] r5:00001000 r4:e04df000 [ 1328.443848][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.443948][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.444074][ T32] r5:8502c78c r4:8502c400 [ 1328.444151][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.444301][ T32] r7:dddced40 r6:83018000 r5:8502c78c r4:84a89700 [ 1328.444361][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1328.466217][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1328.469081][ T32] dd20: af95b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 12 printk messages dropped ** [ 1328.470157][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 14 printk messages dropped ** [ 1328.471430][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 10 printk messages dropped ** [ 1328.472302][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.472762][ T32] r5:84761800 r4:829187f0 ** 7 printk messages dropped ** [ 1328.473847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850405c0 ** 15 printk messages dropped ** [ 1328.496402][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1328.498241][ T32] INFO: task kworker/0:162:3798 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.498345][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.498906][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.499060][ T32] Call trace: [ 1328.499142][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.499266][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.499354][ T32] r4:00000000 [ 1328.499415][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.499547][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.499627][ T32] dd20: afabd000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.499704][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.499806][ T32] dd60: 80000013 ffffffff [ 1328.499895][ T32] r5:80000013 r4:80239bb0 [ 1328.499994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.500096][ T32] r4:82ac21e4 [ 1328.500147][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.500253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.500378][ T32] r4:e46fddc0 [ 1328.500434][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.500534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.500588][ T32] r4:00000000 [ 1328.500670][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.500785][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.500838][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.500938][ T32] r5:00001000 r4:e042b000 [ 1328.501056][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.501170][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.501268][ T32] r5:8502278c r4:85022400 [ 1328.501319][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.501423][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.501509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.501716][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.501801][ T32] r4:84753d00 [ 1328.501888][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.502004][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.502062][ T32] r4:00000001 [ 1328.502110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.502190][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.502255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.502327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.502708][ T32] r4:844bb340 [ 1328.502765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.502837][ T32] INFO: task kworker/0:163:3800 blocked for more than 455 seconds. [ 1328.502914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.503163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.503222][ T32] task:kworker/0:163 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.503326][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.503414][ T32] Call trace: [ 1328.503483][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.503590][ T32] r10:829187f4 r9:e8739d84 r8:00000002 r7:60000113 r6:e8739d8c r5:84762400 [ 1328.503670][ T32] r4:84762400 [ 1328.503760][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.503899][ T32] r5:84762400 r4:829187f0 [ 1328.504012][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.504113][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.504224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8739e08 [ 1328.504280][ T32] r4:00000000 [ 1328.504329][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.504421][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.504506][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.504604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040a40 [ 1328.534470][ T32] r4:00000000 [ 1328.535611][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.535825][ T32] r9:83018005 r8:84762400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1328.535890][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.536015][ T32] r5:00001000 r4:e46a7000 [ 1328.536070][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.536164][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.536270][ T32] r5:8502d78c r4:8502d400 [ 1328.536345][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.536465][ T32] r7:dddced40 r6:83018000 r5:8502d78c r4:84a89900 [ 1328.536522][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.536637][ T32] r10:61c88647 r9:84762400 r8:84a8992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.536750][ T32] r4:84a89900 [ 1328.536846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.536969][ T32] r10:00000000 r9:84a89900 r8:8027ecf4 r7:e872de60 r6:84a89980 r5:84762400 [ 1328.537032][ T32] r4:00000001 [ 1328.537088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.537202][ T32] Exception stack(0xe8739fb0 to 0xe8739ff8) [ 1328.537283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.537355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.537492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.537555][ T32] r4:85040540 [ 1328.538538][ T32] INFO: task kworker/0:163:3800 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.538639][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.538856][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.538965][ T32] Call trace: [ 1328.539029][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.539151][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.539211][ T32] r4:00000000 [ 1328.539275][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.539393][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.539502][ T32] dd20: afce5000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.539582][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.539644][ T32] dd60: 80000013 ffffffff [ 1328.539702][ T32] r5:80000013 r4:80239bb0 [ 1328.539751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.539843][ T32] r4:82ac21e4 [ 1328.539964][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.540076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.540133][ T32] r4:e46fddc0 [ 1328.540181][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.540285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.540340][ T32] r4:00000000 [ 1328.540415][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.540526][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.540581][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.540697][ T32] r5:00001000 r4:e042b000 [ 1328.540754][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.540843][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.541040][ T32] r5:8502278c r4:85022400 [ 1328.541116][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.541227][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.541280][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.541384][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.541476][ T32] r4:84753d00 [ 1328.541530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.541637][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.541694][ T32] r4:00000001 [ 1328.541741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.541855][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.541925][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.542159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1328.542900][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.543419][ T32] r5:84763000 r4:829187f0 [ 1328.543477][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.544122][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1328.572555][ T32] r10:61c88647 r9:84763000 r8:84a89a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.573293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.591603][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 2 printk messages dropped ** [ 1328.591839][ T32] dd60: 80000013 ffffffff [ 1328.591945][ T32] r5:80000013 r4:80239bb0 [ 1328.592054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.592158][ T32] r4:82ac21e4 [ 1328.592210][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.592315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.592426][ T32] r4:e46fddc0 [ 1328.592481][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.592582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.592636][ T32] r4:00000000 [ 1328.592706][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.592894][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.592962][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.593112][ T32] r5:00001000 r4:e042b000 [ 1328.593211][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.593308][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.593475][ T32] r5:8502278c r4:85022400 [ 1328.593567][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.593685][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.593740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.593879][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.593945][ T32] r4:84753d00 [ 1328.594036][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.594151][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.594208][ T32] r4:00000001 [ 1328.594257][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.594341][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.594408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.594476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.594542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.594614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.594720][ T32] r4:844bb340 [ 1328.605635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1328.605998][ T32] task:kworker/0:165 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.606847][ T32] r5:84764800 r4:829187f0 [ 1328.606938][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.607473][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1328.608515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.609567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.610982][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.611116][ T32] Call trace: [ 1328.611228][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1328.611571][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 5 printk messages dropped ** [ 1328.612074][ T32] r4:82ac21e4 [ 1328.612132][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.612238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.612292][ T32] r4:e46fddc0 [ 1328.612339][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.612439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.612492][ T32] r4:00000000 [ 1328.612538][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.612643][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.612693][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.612786][ T32] r5:00001000 r4:e042b000 [ 1328.612834][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.612927][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.613031][ T32] r5:8502278c r4:85022400 [ 1328.613084][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.613214][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.613347][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.613460][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.613515][ T32] r4:84753d00 [ 1328.613586][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.613701][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.613757][ T32] r4:00000001 [ 1328.613804][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.613942][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.614041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.614145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.614218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.614326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.614407][ T32] r4:844bb340 [ 1328.614462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.614558][ T32] INFO: task kworker/0:166:3805 blocked for more than 455 seconds. [ 1328.614680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.655819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.655939][ T32] task:kworker/0:166 state:D stack:0 pid:3805 tgid:3805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.656096][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.656293][ T32] Call trace: [ 1328.656374][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.656507][ T32] r10:829187f4 r9:e8749d84 r8:00000002 r7:60000013 r6:e8749d8c r5:84765400 [ 1328.656570][ T32] r4:84765400 [ 1328.656629][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.656756][ T32] r5:84765400 r4:829187f0 [ 1328.656841][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.656945][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.657056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8749e08 [ 1328.657135][ T32] r4:00000000 [ 1328.657197][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.657294][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.657789][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.657915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040e00 [ 1328.657979][ T32] r4:00000000 [ 1328.658033][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.658156][ T32] r9:83018005 r8:84765400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.658457][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.658630][ T32] r5:00001000 r4:e8721000 [ 1328.658692][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.658780][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.659048][ T32] r5:8502db8c r4:8502d800 [ 1328.659116][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.659276][ T32] r7:dddced40 r6:83018000 r5:8502db8c r4:84a89c00 [ 1328.659723][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.659904][ T32] r10:61c88647 r9:84765400 r8:84a89c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.659971][ T32] r4:84a89c00 [ 1328.660025][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.660136][ T32] r10:00000000 r9:84a89c00 r8:8027ecf4 r7:e8745e60 r6:84a89c80 r5:84765400 [ 1328.660199][ T32] r4:00000001 [ 1328.660263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.660351][ T32] Exception stack(0xe8749fb0 to 0xe8749ff8) [ 1328.660420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.660514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.660588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.660666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.660721][ T32] r4:85040840 [ 1328.661733][ T32] INFO: task kworker/0:166:3805 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.661966][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.662248][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.662456][ T32] Call trace: [ 1328.662538][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.662655][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.662718][ T32] r4:00000000 [ 1328.662772][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.662871][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.662949][ T32] dd20: b05a5000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.663052][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.663119][ T32] dd60: 80000013 ffffffff [ 1328.663180][ T32] r5:80000013 r4:80239bb0 [ 1328.663241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.663335][ T32] r4:82ac21e4 [ 1328.663386][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.663488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.663568][ T32] r4:e46fddc0 [ 1328.663627][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.663803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.663872][ T32] r4:00000000 [ 1328.663948][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.664347][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.664417][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.664513][ T32] r5:00001000 r4:e042b000 [ 1328.664559][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.664733][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.690090][ T32] r5:8502278c r4:85022400 [ 1328.690584][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.690794][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.690899][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.691196][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.691264][ T32] r4:84753d00 [ 1328.691319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.691433][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.691519][ T32] r4:00000001 [ 1328.691577][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.691920][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.692005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.692079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.692149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.692323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.692386][ T32] r4:844bb340 [ 1328.692449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.692525][ T32] INFO: task kworker/0:167:3808 blocked for more than 455 seconds. [ 1328.692633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.692718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.692778][ T32] task:kworker/0:167 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.692935][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.693883][ T32] Call trace: [ 1328.694003][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.694130][ T32] r10:829187f4 r9:e8741d84 r8:00000002 r7:60000113 r6:e8741d8c r5:84766000 [ 1328.694953][ T32] r4:84766000 [ 1328.695194][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.695306][ T32] r5:84766000 r4:829187f0 [ 1328.695359][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.695489][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.695605][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8741e08 [ 1328.695668][ T32] r4:00000000 [ 1328.696038][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.720350][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.720564][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.720678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85040ec0 [ 1328.720740][ T32] r4:00000000 [ 1328.720795][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.720915][ T32] r9:83018005 r8:84766000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1328.720975][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.721089][ T32] r5:00001000 r4:e8751000 [ 1328.721181][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.721289][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.721394][ T32] r5:8502df8c r4:8502dc00 [ 1328.721445][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.721598][ T32] r7:dddced40 r6:83018000 r5:8502df8c r4:84a89d00 [ 1328.721666][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.721801][ T32] r10:61c88647 r9:84766000 r8:84a89d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.721869][ T32] r4:84a89d00 [ 1328.721924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.722040][ T32] r10:00000000 r9:84a89d00 r8:8027ecf4 r7:e8745e60 r6:84a89d80 r5:84766000 [ 1328.722101][ T32] r4:00000001 [ 1328.722156][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.722312][ T32] Exception stack(0xe8741fb0 to 0xe8741ff8) [ 1328.722404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.722633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.722725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.722803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.722862][ T32] r4:85040d40 [ 1328.723889][ T32] INFO: task kworker/0:167:3808 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.724075][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.724302][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.724420][ T32] Call trace: [ 1328.724521][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.724646][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.738780][ T32] r4:00000000 [ 1328.739181][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.739355][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.739476][ T32] dd20: b094e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.739595][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.739708][ T32] dd60: 80000013 ffffffff [ 1328.739781][ T32] r5:80000013 r4:80239bb0 [ 1328.739835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.739939][ T32] r4:82ac21e4 [ 1328.739998][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.740114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.740178][ T32] r4:e46fddc0 [ 1328.740254][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.740364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.740424][ T32] r4:00000000 [ 1328.740476][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.740586][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.740637][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.740743][ T32] r5:00001000 r4:e042b000 [ 1328.740808][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.741695][ T32] r4:84753d00 ** 2 printk messages dropped ** [ 1328.741926][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.742256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.742897][ T32] task:kworker/0:168 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.743089][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.743203][ T32] Call trace: [ 1328.743331][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.743460][ T32] r10:829187f4 r9:e8761d84 r8:00000002 r7:60000013 r6:e8761d8c r5:84766c00 [ 1328.743523][ T32] r4:84766c00 [ 1328.743614][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.743725][ T32] r5:84766c00 r4:829187f0 [ 1328.743779][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.743883][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.743998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8761e08 [ 1328.744094][ T32] r4:00000000 [ 1328.744175][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.744287][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.744382][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.744488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052040 [ 1328.744550][ T32] r4:00000000 [ 1328.744603][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.761279][ T32] r9:83018005 r8:84766c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1328.761491][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.761654][ T32] r5:00001000 r4:e8769000 [ 1328.761732][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.761836][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.761943][ T32] r5:8502e78c r4:8502e400 [ 1328.761997][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.762110][ T32] r7:dddced40 r6:83018000 r5:8502e78c r4:84a89e00 [ 1328.762167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.762290][ T32] r10:61c88647 r9:84766c00 r8:84a89e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.762372][ T32] r4:84a89e00 [ 1328.762432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1328.762846][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.764452][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.776727][ T32] dd20: b0b4d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 7 printk messages dropped ** [ 1328.777368][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1328.777576][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.778074][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.778758][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1328.779163][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.779265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.779350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.779448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.779526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.779604][ T32] r4:844bb340 [ 1328.779669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.779790][ T32] INFO: task kworker/0:169:3812 blocked for more than 455 seconds. [ 1328.779889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.779960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.780015][ T32] task:kworker/0:169 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.780157][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.780279][ T32] Call trace: [ 1328.780428][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.780614][ T32] r10:829187f4 r9:e876dd84 r8:00000002 r7:60000113 r6:e876dd8c r5:84763c00 [ 1328.780694][ T32] r4:84763c00 [ 1328.780751][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.780858][ T32] r5:84763c00 r4:829187f0 [ 1328.780912][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.781037][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.781170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e876de08 [ 1328.781237][ T32] r4:00000000 [ 1328.781283][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.781411][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.781550][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.781660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052280 [ 1328.781723][ T32] r4:00000000 [ 1328.781849][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.781962][ T32] r9:83018005 r8:84763c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1328.782020][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.782120][ T32] r5:00001000 r4:e8775000 [ 1328.782205][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.782327][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.782430][ T32] r5:8502eb8c r4:8502e800 [ 1328.782504][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.782654][ T32] r7:dddced40 r6:83018000 r5:8502eb8c r4:84a89f00 [ 1328.782751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.782883][ T32] r10:61c88647 r9:84763c00 r8:84a89f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.782986][ T32] r4:84a89f00 [ 1328.783082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.783203][ T32] r10:00000000 r9:84a89f00 r8:8027ecf4 r7:e8761e60 r6:84a89f80 r5:84763c00 [ 1328.783268][ T32] r4:00000001 [ 1328.783319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.783442][ T32] Exception stack(0xe876dfb0 to 0xe876dff8) [ 1328.783521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.783599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.783686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.814582][ T32] INFO: task kworker/0:169:3812 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 1 printk messages dropped ** [ 1328.816164][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.816333][ T32] Call trace: [ 1328.816447][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.816589][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.816673][ T32] r4:00000000 [ 1328.816742][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.816866][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.816978][ T32] dd20: b0d5a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.817066][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.817153][ T32] dd60: 80000013 ffffffff [ 1328.817231][ T32] r5:80000013 r4:80239bb0 [ 1328.817292][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.817406][ T32] r4:82ac21e4 [ 1328.817465][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.817598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.817726][ T32] r4:e46fddc0 [ 1328.817795][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.817905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.817971][ T32] r4:00000000 [ 1328.818029][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.818139][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.818206][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.818347][ T32] r5:00001000 r4:e042b000 [ 1328.818447][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.818554][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.818656][ T32] r5:8502278c r4:85022400 [ 1328.818714][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.818831][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.818886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.819000][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.819061][ T32] r4:84753d00 [ 1328.819114][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.819232][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.819305][ T32] r4:00000001 [ 1328.819363][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.819476][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.819557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.819632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.819731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.819816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.819898][ T32] r4:844bb340 ** 4 printk messages dropped ** [ 1328.820269][ T32] task:kworker/0:170 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.820974][ T32] r5:84850000 r4:829187f0 ** 1 printk messages dropped ** [ 1328.821160][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.821943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052580 ** 9 printk messages dropped ** [ 1328.822856][ T32] r7:dddced40 r6:83018000 r5:8502f38c r4:85058000 ** 5 printk messages dropped ** [ 1328.823505][ T32] r4:00000001 [ 1328.823627][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.823727][ T32] Exception stack(0xe8779fb0 to 0xe8779ff8) [ 1328.823907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.824033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.824129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.824219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.824352][ T32] r4:85052100 [ 1328.849576][ T32] INFO: task kworker/0:170:3815 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.849906][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.850154][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.850329][ T32] Call trace: [ 1328.850525][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.850674][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.850740][ T32] r4:00000000 [ 1328.850798][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.850938][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.851026][ T32] dd20: b0f84000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.851165][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.851275][ T32] dd60: 80000013 ffffffff [ 1328.851347][ T32] r5:80000013 r4:80239bb0 [ 1328.851406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.851543][ T32] r4:82ac21e4 [ 1328.851609][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.851843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.851914][ T32] r4:e46fddc0 [ 1328.851993][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.852107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.852202][ T32] r4:00000000 [ 1328.852369][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.852532][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 5 printk messages dropped ** [ 1328.853430][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.876542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.877924][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.878858][ T32] r5:84850c00 r4:829187f0 [ 1328.879367][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.879593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea789e08 ** 8 printk messages dropped ** [ 1328.880656][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.882517][ T32] r4:85058100 ** 5 printk messages dropped ** [ 1328.884395][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.917904][ T32] INFO: task kworker/0:171:3816 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1328.918016][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.918203][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.918365][ T32] Call trace: [ 1328.918815][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1328.918959][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1328.919061][ T32] r4:00000000 [ 1328.919237][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.919348][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1328.919427][ T32] dd20: b1556000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1328.919570][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1328.919641][ T32] dd60: 80000013 ffffffff [ 1328.919704][ T32] r5:80000013 r4:80239bb0 [ 1328.919757][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.919858][ T32] r4:82ac21e4 [ 1328.919911][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.920020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1328.920078][ T32] r4:e46fddc0 [ 1328.920504][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.920627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1328.920688][ T32] r4:00000000 [ 1328.920793][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.920931][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.920998][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.921129][ T32] r5:00001000 r4:e042b000 [ 1328.921230][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1328.921339][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.921486][ T32] r5:8502278c r4:85022400 [ 1328.921639][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.921774][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.921857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.921969][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.922051][ T32] r4:84753d00 [ 1328.922107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.922252][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.922318][ T32] r4:00000001 [ 1328.922388][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.922484][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.922558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.922654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.922729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.923020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.923466][ T32] r4:844bb340 [ 1328.923536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.923613][ T32] INFO: task kworker/0:172:3818 blocked for more than 455 seconds. [ 1328.923700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.924101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.924305][ T32] task:kworker/0:172 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.924489][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.956629][ T32] Call trace: [ 1328.956810][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.957037][ T32] r10:829187f4 r9:e0529d84 r8:00000002 r7:60000013 r6:e0529d8c r5:84851800 [ 1328.957123][ T32] r4:84851800 [ 1328.957184][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.957292][ T32] r5:84851800 r4:829187f0 [ 1328.957343][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.957439][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.957550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0529e08 [ 1328.957607][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.957915][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1328.958493][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.959685][ T32] r10:00000000 r9:85058200 r8:8027ecf4 r7:e8779e60 r6:85058280 r5:84851800 ** 5 printk messages dropped ** [ 1328.960279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.962028][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.962766][ T32] dd20: b1706000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 7 printk messages dropped ** [ 1328.963522][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1328.964700][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 1328.986922][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1328.986979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.987087][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.987148][ T32] r4:84753d00 [ 1328.987208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.987326][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1328.987415][ T32] r4:00000001 [ 1328.987477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.987569][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1328.987679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.987793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.988078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.988163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.988434][ T32] r4:844bb340 [ 1328.988514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.988625][ T32] INFO: task kworker/0:173:3820 blocked for more than 455 seconds. [ 1328.988718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.988822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.988885][ T32] task:kworker/0:173 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.989036][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.989269][ T32] Call trace: [ 1328.989377][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1328.989501][ T32] r10:829187f4 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:84a96000 [ 1328.989566][ T32] r4:84a96000 [ 1328.989643][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1328.989750][ T32] r5:84a96000 r4:829187f0 [ 1328.989830][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.989935][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.990144][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [ 1328.990221][ T32] r4:00000000 [ 1328.990273][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1328.990388][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1328.990487][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1328.990716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052940 [ 1328.990779][ T32] r4:00000000 [ 1328.990835][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1328.990953][ T32] r9:83018005 r8:84a96000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.991033][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.991141][ T32] r5:00001000 r4:dfa11000 ** 2 printk messages dropped ** [ 1328.991461][ T32] r5:8502fb8c r4:8502f800 ** 4 printk messages dropped ** [ 1328.991849][ T32] r4:85058300 ** 4 printk messages dropped ** [ 1328.992346][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 4 printk messages dropped ** [ 1328.992672][ T32] r4:850525c0 ** 2 printk messages dropped ** [ 1328.994180][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.026402][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1329.026970][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1329.027369][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 7 printk messages dropped ** [ 1329.028062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.028965][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.029070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.029165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.029256][ T32] r4:844bb340 [ 1329.029323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.029436][ T32] INFO: task kworker/0:174:3822 blocked for more than 455 seconds. [ 1329.029523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.029595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.029656][ T32] task:kworker/0:174 state:D stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.029795][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.029922][ T32] Call trace: [ 1329.030009][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.030124][ T32] r10:829187f4 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:84a96c00 [ 1329.030176][ T32] r4:84a96c00 [ 1329.030247][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.030346][ T32] r5:84a96c00 r4:829187f0 [ 1329.030438][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.030543][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.030652][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1329.030710][ T32] r4:00000000 [ 1329.030766][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.030916][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.031107][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.031221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052a40 [ 1329.031274][ T32] r4:00000000 [ 1329.031324][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.031426][ T32] r9:83018005 r8:84a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1329.031479][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.031573][ T32] r5:00001000 r4:dfa59000 [ 1329.031619][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.031705][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.031823][ T32] r5:8502ff8c r4:8502fc00 [ 1329.031886][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.032042][ T32] r7:dddced40 r6:83018000 r5:8502ff8c r4:85058380 [ 1329.032101][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.032228][ T32] r10:61c88647 r9:84a96c00 r8:850583ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.032289][ T32] r4:85058380 [ 1329.032342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.032453][ T32] r10:00000000 r9:85058380 r8:8027ecf4 r7:e05e1e60 r6:84bdba80 r5:84a96c00 [ 1329.032513][ T32] r4:00000001 [ 1329.032566][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.032646][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1329.032705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.032776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.032865][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.032948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.033005][ T32] r4:850527c0 [ 1329.033969][ T32] INFO: task kworker/0:174:3822 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.034067][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.034205][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.034310][ T32] Call trace: [ 1329.034388][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.034511][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 4 printk messages dropped ** [ 1329.058793][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1329.059734][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.060256][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.060998][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.061320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.061559][ T32] r4:844bb340 [ 1329.061624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.061702][ T32] INFO: task kworker/0:175:3824 blocked for more than 455 seconds. [ 1329.061786][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.061854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.061909][ T32] task:kworker/0:175 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.062073][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.062192][ T32] Call trace: [ 1329.062279][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.062398][ T32] r10:829187f4 r9:ea795d84 r8:00000002 r7:60000113 r6:ea795d8c r5:84a94800 [ 1329.062457][ T32] r4:84a94800 [ 1329.062598][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.062708][ T32] r5:84a94800 r4:829187f0 [ 1329.062796][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.062901][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.063017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea795e08 [ 1329.063075][ T32] r4:00000000 [ 1329.063146][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.063250][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.063384][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.063529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850662c0 [ 1329.063596][ T32] r4:00000000 [ 1329.063681][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.063793][ T32] r9:83018005 r8:84a94800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1329.063921][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.064063][ T32] r5:00001000 r4:dfdb9000 [ 1329.064122][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.064227][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.064333][ T32] r5:85039b8c r4:85039800 [ 1329.064389][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.064495][ T32] r7:dddced40 r6:83018000 r5:85039b8c r4:85058400 [ 1329.064568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.064708][ T32] r10:61c88647 r9:84a94800 r8:8505842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.064859][ T32] r4:85058400 [ 1329.085520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.085740][ T32] r10:00000000 r9:85058400 r8:8027ecf4 r7:e0615e60 r6:84bdbb00 r5:84a94800 [ 1329.085807][ T32] r4:00000001 [ 1329.085857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.085947][ T32] Exception stack(0xea795fb0 to 0xea795ff8) [ 1329.086025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.086096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.086163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.086245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.086300][ T32] r4:85052840 [ 1329.087252][ T32] INFO: task kworker/0:175:3824 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.087357][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.087560][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.087679][ T32] Call trace: [ 1329.087850][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.087979][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 7 printk messages dropped ** [ 1329.088630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1329.089433][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1329.090284][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.091146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.091750][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.092385][ T32] r5:84a95400 r4:829187f0 ** 1 printk messages dropped ** [ 1329.092531][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.092695][ T32] r4:00000000 [ 1329.092747][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.092840][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.092932][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.093067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052c00 [ 1329.093153][ T32] r4:00000000 [ 1329.093240][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.093377][ T32] r9:83018005 r8:84a95400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1329.093483][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.093589][ T32] r5:00001000 r4:dfaa5000 [ 1329.093679][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.093814][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.093920][ T32] r5:8503838c r4:85038000 [ 1329.093969][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.094111][ T32] r7:dddced40 r6:83018000 r5:8503838c r4:85058480 [ 1329.094183][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.094299][ T32] r10:61c88647 r9:84a95400 r8:850584ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.094357][ T32] r4:85058480 [ 1329.094459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.094571][ T32] r10:00000000 r9:85058480 r8:8027ecf4 r7:ea795e60 r6:84bdbb80 r5:84a95400 [ 1329.125669][ T32] r4:00000001 [ 1329.125914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.126089][ T32] Exception stack(0xea799fb0 to 0xea799ff8) [ 1329.126174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.126295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.126411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.126494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.126557][ T32] r4:85052b40 [ 1329.127517][ T32] INFO: task kworker/0:176:3825 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.127620][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1329.128508][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1329.129354][ T32] r4:e46fddc0 [ 1329.129443][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.129548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.129608][ T32] r4:00000000 [ 1329.129680][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.129802][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.129859][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.129962][ T32] r5:00001000 r4:e042b000 [ 1329.130062][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.130167][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.130283][ T32] r5:8502278c r4:85022400 [ 1329.130338][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.130532][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.130663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.130781][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.130874][ T32] r4:84753d00 [ 1329.130955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.131068][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.131130][ T32] r4:00000001 [ 1329.131191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.131280][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.131346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.131419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.131489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.131563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.131616][ T32] r4:844bb340 [ 1329.131714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.131872][ T32] INFO: task kworker/0:177:3827 blocked for more than 455 seconds. [ 1329.131963][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1329.132204][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.132785][ T32] r5:84a93c00 r4:829187f0 ** 1 printk messages dropped ** [ 1329.132950][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.133185][ T32] r4:00000000 [ 1329.133244][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.133362][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.133463][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.133570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052d40 [ 1329.133630][ T32] r4:00000000 [ 1329.133704][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.133858][ T32] r9:83018005 r8:84a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1329.133957][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.134138][ T32] r5:00001000 r4:dfb25000 [ 1329.134216][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.134315][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.134414][ T32] r5:8503878c r4:85038400 [ 1329.134467][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.134567][ T32] r7:dddced40 r6:83018000 r5:8503878c r4:85058500 [ 1329.134822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.159816][ T32] r10:61c88647 r9:84a93c00 r8:8505852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.159920][ T32] r4:85058500 [ 1329.159978][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.160155][ T32] r10:00000000 r9:85058500 r8:8027ecf4 r7:ea795e60 r6:84bdbc00 r5:84a93c00 [ 1329.160230][ T32] r4:00000001 [ 1329.160310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.160408][ T32] Exception stack(0xea7a1fb0 to 0xea7a1ff8) [ 1329.160480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.160575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.160651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.161112][ T32] r4:85052a80 ** 2 printk messages dropped ** [ 1329.162798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.163649][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1329.164798][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1329.180980][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1329.182390][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1329.184489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.205566][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.206056][ T32] r5:84a93000 r4:829187f0 [ 1329.206117][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.206459][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.206954][ T32] r5:85038b8c r4:85038800 [ 1329.207039][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.207135][ T32] r7:dddced40 r6:83018000 r5:85038b8c r4:85058580 [ 1329.207289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.207367][ T32] r10:61c88647 r9:84a93000 r8:850585ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.207470][ T32] r4:85058580 [ 1329.207496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.207582][ T32] r10:00000000 r9:85058580 r8:8027ecf4 r7:ea795e60 r6:84bdbc80 r5:84a93000 [ 1329.207610][ T32] r4:00000001 [ 1329.207632][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.207672][ T32] Exception stack(0xea7adfb0 to 0xea7adff8) [ 1329.207777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.207813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.207876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.207977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.208005][ T32] r4:85052bc0 [ 1329.208540][ T32] INFO: task kworker/0:178:3829 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.208605][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.208677][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.209121][ T32] Call trace: [ 1329.209195][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.209337][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.209545][ T32] r4:00000000 [ 1329.209572][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.209619][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.209668][ T32] dd20: b26ff000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.209741][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.210005][ T32] dd60: 80000013 ffffffff [ 1329.210048][ T32] r5:80000013 r4:80239bb0 [ 1329.210318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.210923][ T32] r4:82ac21e4 [ 1329.210952][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.211135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.211165][ T32] r4:e46fddc0 [ 1329.211187][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.211235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.211259][ T32] r4:00000000 [ 1329.211280][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.211330][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.211418][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.211803][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 5 printk messages dropped ** [ 1329.212395][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.212628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.213412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.214770][ T32] r5:8501e000 r4:829187f0 [ 1329.241946][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.242117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7b9e08 ** 5 printk messages dropped ** [ 1329.242606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.243093][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.243865][ T32] r10:00000000 r9:85058600 r8:8027ecf4 r7:ea795e60 r6:84bdbd00 r5:8501e000 ** 8 printk messages dropped ** [ 1329.255738][ T32] INFO: task kworker/0:179:3832 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.255917][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.256029][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.256099][ T32] Call trace: [ 1329.256171][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.256239][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.256265][ T32] r4:00000000 [ 1329.256289][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.256334][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.256377][ T32] dd20: b2d8f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.256410][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.256435][ T32] dd60: 80000013 ffffffff [ 1329.256499][ T32] r5:80000013 r4:80239bb0 [ 1329.256528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.256581][ T32] r4:82ac21e4 [ 1329.256606][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.256657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.256682][ T32] r4:e46fddc0 [ 1329.256739][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.256793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.256848][ T32] r4:00000000 [ 1329.256873][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.256927][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.256950][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.256997][ T32] r5:00001000 r4:e042b000 [ 1329.257044][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.257179][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.257280][ T32] r5:8502278c r4:85022400 [ 1329.257464][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.257611][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.257708][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.257818][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.257878][ T32] r4:84753d00 [ 1329.258149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.258213][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.258239][ T32] r4:00000001 [ 1329.258331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.258390][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 1 printk messages dropped ** [ 1329.258492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.258837][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.259397][ T32] r4:84a98c00 [ 1329.259426][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.259490][ T32] r5:84a98c00 r4:829187f0 [ 1329.259803][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.259903][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.259980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c1e08 [ 1329.260151][ T32] r4:00000000 [ 1329.260180][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.260270][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.260378][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.260440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847aa400 [ 1329.260490][ T32] r4:00000000 [ 1329.260516][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.260565][ T32] r9:83018005 r8:84a98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1329.260659][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.261081][ T32] r5:00001000 r4:dfd49000 [ 1329.261195][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.261364][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.261449][ T32] r5:8503938c r4:85039000 [ 1329.261473][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.261552][ T32] r7:dddced40 r6:83018000 r5:8503938c r4:85058680 [ 1329.261581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.261635][ T32] r10:61c88647 r9:84a98c00 r8:850586ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.261680][ T32] r4:85058680 [ 1329.261725][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.261779][ T32] r10:00000000 r9:85058680 r8:8027ecf4 r7:ea795e60 r6:84bdbd80 r5:84a98c00 [ 1329.261806][ T32] r4:00000001 [ 1329.261833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.261879][ T32] Exception stack(0xea7c1fb0 to 0xea7c1ff8) [ 1329.261912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.261944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.261973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.262005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1329.262569][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.262688][ T32] Call trace: [ 1329.262760][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.263132][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.263181][ T32] r4:00000000 [ 1329.263208][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.263281][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.263352][ T32] dd20: b2d8f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.263392][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.263457][ T32] dd60: 80000013 ffffffff [ 1329.263588][ T32] r5:80000013 r4:80239bb0 [ 1329.263940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.264010][ T32] r4:82ac21e4 [ 1329.264043][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.264129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.264159][ T32] r4:e46fddc0 [ 1329.264182][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.264248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 2 printk messages dropped ** [ 1329.264610][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 7 printk messages dropped ** [ 1329.295611][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.296336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.297520][ T32] r4:84a9a400 ** 1 printk messages dropped ** [ 1329.297655][ T32] r5:84a9a400 r4:829187f0 [ 1329.297701][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.298320][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.299217][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.299543][ T32] r4:85058700 [ 1329.299625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.299723][ T32] r10:00000000 r9:85058700 r8:8027ecf4 r7:ea795e60 r6:84bdbe00 r5:84a9a400 [ 1329.299799][ T32] r4:00000001 [ 1329.299843][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.299912][ T32] Exception stack(0xea7c9fb0 to 0xea7c9ff8) [ 1329.300046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.300115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.300247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.300439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.300533][ T32] r4:85066000 [ 1329.301430][ T32] INFO: task kworker/0:181:3836 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.301530][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.301713][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.301892][ T32] Call trace: [ 1329.301970][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.302082][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.302154][ T32] r4:00000000 [ 1329.302213][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.302315][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.302389][ T32] dd20: b3339000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.302464][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.302522][ T32] dd60: 80000013 ffffffff [ 1329.302608][ T32] r5:80000013 r4:80239bb0 [ 1329.302740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.302836][ T32] r4:82ac21e4 [ 1329.302899][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.303001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.303049][ T32] r4:e46fddc0 [ 1329.303111][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.303253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.303315][ T32] r4:00000000 [ 1329.303369][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.303488][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.303546][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.303831][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.304578][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 1 printk messages dropped ** [ 1329.335365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.335681][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.335769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.335848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.335921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.336008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.336070][ T32] r4:844bb340 [ 1329.336172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.336290][ T32] INFO: task kworker/0:182:3838 blocked for more than 455 seconds. [ 1329.336411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.336480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.336527][ T32] task:kworker/0:182 state:D stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.336686][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.336887][ T32] Call trace: [ 1329.337000][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.337185][ T32] r10:829187f4 r9:ea7d1d84 r8:00000002 r7:60000113 r6:ea7d1d8c r5:84a98000 [ 1329.337255][ T32] r4:84a98000 [ 1329.337314][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.337425][ T32] r5:84a98000 r4:829187f0 [ 1329.337514][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.337634][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.337759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7d1e08 [ 1329.337828][ T32] r4:00000000 [ 1329.337929][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.338122][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.338239][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.338349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066a00 [ 1329.338421][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.338745][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.339675][ T32] r10:61c88647 r9:84a98000 r8:850587ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1329.340508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.342325][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.343070][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1329.343703][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1329.344258][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1329.344444][ T32] r5:00001000 r4:e042b000 [ 1329.344505][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.375510][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.375850][ T32] r5:8502278c r4:85022400 [ 1329.375960][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.376111][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.376202][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.376338][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.376409][ T32] r4:84753d00 [ 1329.376555][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.376700][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.376753][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.377128][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.378056][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.378185][ T32] Call trace: [ 1329.378289][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.378431][ T32] r10:829187f4 r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:84853c00 [ 1329.378506][ T32] r4:84853c00 [ 1329.378572][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.378666][ T32] r5:84853c00 r4:829187f0 [ 1329.378746][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.378851][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.378970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1329.379058][ T32] r4:00000000 [ 1329.379132][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.379238][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.379368][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.379472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066400 [ 1329.379532][ T32] r4:00000000 [ 1329.379592][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.379748][ T32] r9:83018005 r8:84853c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.379820][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.379927][ T32] r5:00001000 r4:dff01000 [ 1329.380065][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.380189][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.380297][ T32] r5:85039f8c r4:85039c00 [ 1329.380352][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.380473][ T32] r7:dddced40 r6:83018000 r5:85039f8c r4:85058800 [ 1329.380532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.380648][ T32] r10:61c88647 r9:84853c00 r8:8505882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.380708][ T32] r4:85058800 [ 1329.380768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.380882][ T32] r10:00000000 r9:85058800 r8:8027ecf4 r7:ea7d1e60 r6:85058880 r5:84853c00 [ 1329.380946][ T32] r4:00000001 [ 1329.381051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.381187][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1329.381314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.381444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.381528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.381639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.381710][ T32] r4:85066340 [ 1329.382629][ T32] INFO: task kworker/0:183:3839 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.382751][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.383042][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.383195][ T32] Call trace: [ 1329.383286][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.383466][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.383543][ T32] r4:00000000 [ 1329.383644][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.383760][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.383884][ T32] dd20: b38d4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 3 printk messages dropped ** [ 1329.384229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.384347][ T32] r4:82ac21e4 [ 1329.384486][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.384614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.413781][ T32] r4:e46fddc0 [ 1329.413987][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.414164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.414236][ T32] r4:00000000 [ 1329.414425][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.414573][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.414642][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.419974][ T32] r5:00001000 r4:e042b000 [ 1329.420193][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.420347][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.420467][ T32] r5:8502278c r4:85022400 [ 1329.420528][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.420653][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.420709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.420838][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.420905][ T32] r4:84753d00 [ 1329.420967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.421125][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.421257][ T32] r4:00000001 [ 1329.421326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.421613][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.421721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.421843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.422029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.422147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.422221][ T32] r4:844bb340 [ 1329.422286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.422371][ T32] INFO: task kworker/0:184:3842 blocked for more than 455 seconds. [ 1329.422482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.422557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.422686][ T32] task:kworker/0:184 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.422879][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.423005][ T32] Call trace: [ 1329.423124][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.423263][ T32] r10:829187f4 r9:ea7cdd84 r8:00000002 r7:60000113 r6:ea7cdd8c r5:84854800 [ 1329.423332][ T32] r4:84854800 [ 1329.423390][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.423504][ T32] r5:84854800 r4:829187f0 [ 1329.423561][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.423653][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.423817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7cde08 [ 1329.423887][ T32] r4:00000000 [ 1329.423942][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.424061][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.424223][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.424403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066500 [ 1329.424488][ T32] r4:00000000 [ 1329.424571][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.439367][ T32] r9:83018005 r8:84854800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1329.439637][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.439817][ T32] r5:00001000 r4:dff4d000 [ 1329.439879][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.439985][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.440099][ T32] r5:8503a38c r4:8503a000 [ 1329.440243][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.440416][ T32] r7:dddced40 r6:83018000 r5:8503a38c r4:85058900 [ 1329.440488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.440610][ T32] r10:61c88647 r9:84854800 r8:8505892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.440705][ T32] r4:85058900 [ 1329.440813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.440948][ T32] r10:00000000 r9:85058900 r8:8027ecf4 r7:ea7d1e60 r6:85058980 r5:84854800 [ 1329.441013][ T32] r4:00000001 [ 1329.441070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.441206][ T32] Exception stack(0xea7cdfb0 to 0xea7cdff8) [ 1329.441297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.441400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.441562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.441656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.441724][ T32] r4:85066540 [ 1329.442595][ T32] INFO: task kworker/0:184:3842 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.442704][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.442871][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.443016][ T32] Call trace: [ 1329.443170][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.443286][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.443353][ T32] r4:00000000 [ 1329.443411][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.443509][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.443593][ T32] dd20: b3c50000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.443675][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.443746][ T32] dd60: 80000013 ffffffff [ 1329.443814][ T32] r5:80000013 r4:80239bb0 [ 1329.443870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.443982][ T32] r4:82ac21e4 [ 1329.444043][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.444176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.444242][ T32] r4:e46fddc0 [ 1329.444303][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.444427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.444492][ T32] r4:00000000 [ 1329.444553][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.444761][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.483520][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.484120][ T32] r5:00001000 r4:e042b000 [ 1329.484202][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.484339][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.484750][ T32] r5:8502278c r4:85022400 [ 1329.492693][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.492934][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.493048][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.493663][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.493780][ T32] r4:84753d00 [ 1329.493861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.494121][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.494354][ T32] r4:00000001 [ 1329.494584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.494709][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.494791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.494870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.494992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.495131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.495248][ T32] r4:844bb340 [ 1329.495395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.511262][ T32] INFO: task kworker/0:185:3843 blocked for more than 456 seconds. [ 1329.511507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.511605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.511670][ T32] task:kworker/0:185 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.511902][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.512117][ T32] Call trace: [ 1329.512403][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.512551][ T32] r10:829187f4 r9:ea7d5d84 r8:00000002 r7:60000113 r6:ea7d5d8c r5:84855400 [ 1329.512611][ T32] r4:84855400 [ 1329.512667][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.512767][ T32] r5:84855400 r4:829187f0 [ 1329.512815][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.512916][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.513028][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7d5e08 [ 1329.513085][ T32] r4:00000000 [ 1329.513179][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.513302][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.513429][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.513891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066680 [ 1329.513964][ T32] r4:00000000 [ 1329.514009][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.514099][ T32] r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1329.514154][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.514308][ T32] r5:00001000 r4:dff8d000 [ 1329.514388][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.514500][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.514584][ T32] r5:8503a78c r4:8503a400 [ 1329.514624][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.514712][ T32] r7:dddced40 r6:83018000 r5:8503a78c r4:85058a00 [ 1329.514753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.515016][ T32] r10:61c88647 r9:84855400 r8:85058a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.525689][ T32] r4:85058a00 [ 1329.525909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.526090][ T32] r10:00000000 r9:85058a00 r8:8027ecf4 r7:ea7d1e60 r6:85058a80 r5:84855400 [ 1329.526178][ T32] r4:00000001 [ 1329.526289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.526604][ T32] Exception stack(0xea7d5fb0 to 0xea7d5ff8) [ 1329.526716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.526898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.527001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.527084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.527202][ T32] r4:85066540 [ 1329.528077][ T32] INFO: task kworker/0:185:3843 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.528200][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.528806][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.528927][ T32] Call trace: [ 1329.529018][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.529194][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.529417][ T32] r4:00000000 [ 1329.529657][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.529887][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.530110][ T32] dd20: b40d1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.530246][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.530314][ T32] dd60: 80000013 ffffffff [ 1329.530375][ T32] r5:80000013 r4:80239bb0 [ 1329.530430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.530896][ T32] r4:82ac21e4 [ 1329.531112][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.531336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.531424][ T32] r4:e46fddc0 [ 1329.531483][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.531613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.531782][ T32] r4:00000000 [ 1329.531886][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.532411][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.532536][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.533083][ T32] r5:00001000 r4:e042b000 [ 1329.533185][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.533275][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.533389][ T32] r5:8502278c r4:85022400 [ 1329.533445][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.533565][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.533626][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.533749][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.533824][ T32] r4:84753d00 [ 1329.533880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.534006][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.534075][ T32] r4:00000001 [ 1329.534167][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.534273][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.534347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.534436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.534514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.534627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.562504][ T32] r4:844bb340 [ 1329.562625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.562863][ T32] INFO: task kworker/0:186:3846 blocked for more than 456 seconds. [ 1329.563061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.563095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.563935][ T32] task:kworker/0:186 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.564006][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.564135][ T32] Call trace: [ 1329.564376][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.564442][ T32] r10:829187f4 r9:ea7ddd84 r8:00000002 r7:60000013 r6:ea7ddd8c r5:84856000 [ 1329.564468][ T32] r4:84856000 [ 1329.564555][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.564606][ T32] r5:84856000 r4:829187f0 [ 1329.564628][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.564672][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.564870][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7dde08 [ 1329.599093][ T32] r4:00000000 [ 1329.599276][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.599421][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.599572][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.599679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850668c0 [ 1329.599788][ T32] r4:00000000 [ 1329.599843][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.599949][ T32] r9:83018005 r8:84856000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1329.599999][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.600096][ T32] r5:00001000 r4:dffb3000 [ 1329.600151][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.600235][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.600325][ T32] r5:8503ab8c r4:8503a800 [ 1329.600373][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.600477][ T32] r7:dddced40 r6:83018000 r5:8503ab8c r4:85058b00 [ 1329.600526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.600663][ T32] r10:61c88647 r9:84856000 r8:85058b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.600722][ T32] r4:85058b00 [ 1329.600770][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.600869][ T32] r10:00000000 r9:85058b00 r8:8027ecf4 r7:ea7d1e60 r6:85058b80 r5:84856000 [ 1329.600920][ T32] r4:00000001 [ 1329.601048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.601183][ T32] Exception stack(0xea7ddfb0 to 0xea7ddff8) [ 1329.601329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.601405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.601496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.601603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.601663][ T32] r4:850665c0 [ 1329.602529][ T32] INFO: task kworker/0:186:3846 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.602623][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.602775][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.602876][ T32] Call trace: [ 1329.602943][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.603086][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.603164][ T32] r4:00000000 [ 1329.603212][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.603329][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.603407][ T32] dd20: b479a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.603473][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.603597][ T32] dd60: 80000013 ffffffff [ 1329.603673][ T32] r5:80000013 r4:80239bb0 [ 1329.603721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.603805][ T32] r4:82ac21e4 [ 1329.603875][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.603977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.604027][ T32] r4:e46fddc0 [ 1329.604118][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.604234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.604288][ T32] r4:00000000 [ 1329.604367][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.604477][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.604589][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.620963][ T32] r5:00001000 r4:e042b000 [ 1329.621213][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.621351][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.621452][ T32] r5:8502278c r4:85022400 [ 1329.621504][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.621601][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.621710][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.621821][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.621875][ T32] r4:84753d00 [ 1329.621922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.622022][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.622076][ T32] r4:00000001 [ 1329.622132][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.622216][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.622282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.622345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.622430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.622505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.622580][ T32] r4:844bb340 [ 1329.622638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.622749][ T32] INFO: task kworker/0:187:3848 blocked for more than 456 seconds. [ 1329.622830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.622912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.622966][ T32] task:kworker/0:187 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.623143][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.623259][ T32] Call trace: [ 1329.623385][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.623505][ T32] r10:829187f4 r9:ea7e1d84 r8:00000002 r7:60000113 r6:ea7e1d8c r5:84856c00 [ 1329.623578][ T32] r4:84856c00 [ 1329.623633][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.623724][ T32] r5:84856c00 r4:829187f0 [ 1329.623770][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.623857][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.623956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e1e08 [ 1329.624013][ T32] r4:00000000 [ 1329.624060][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.624153][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.624240][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.624333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066ec0 [ 1329.624421][ T32] r4:00000000 [ 1329.624510][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.624643][ T32] r9:83018005 r8:84856c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1329.645559][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.645869][ T32] r5:00001000 r4:e0379000 [ 1329.645934][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.646060][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.646172][ T32] r5:8503bb8c r4:8503b800 [ 1329.646298][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.646446][ T32] r7:dddced40 r6:83018000 r5:8503bb8c r4:85058c00 [ 1329.646503][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.646604][ T32] r10:61c88647 r9:84856c00 r8:85058c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.646656][ T32] r4:85058c00 [ 1329.646700][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.646796][ T32] r10:00000000 r9:85058c00 r8:8027ecf4 r7:ea7d1e60 r6:85058c80 r5:84856c00 [ 1329.646847][ T32] r4:00000001 [ 1329.646975][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.647066][ T32] Exception stack(0xea7e1fb0 to 0xea7e1ff8) [ 1329.647141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.647205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.647265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.647361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.647420][ T32] r4:85066880 [ 1329.648264][ T32] INFO: task kworker/0:187:3848 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.648349][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.648486][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.648603][ T32] Call trace: [ 1329.648671][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.648775][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.648848][ T32] r4:00000000 [ 1329.648902][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.648988][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.649055][ T32] dd20: b4c5f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.649161][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.649265][ T32] dd60: 80000013 ffffffff [ 1329.649328][ T32] r5:80000013 r4:80239bb0 [ 1329.649436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.649536][ T32] r4:82ac21e4 [ 1329.649620][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.649749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.649808][ T32] r4:e46fddc0 [ 1329.649857][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.649972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.650029][ T32] r4:00000000 [ 1329.650074][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.650180][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.650225][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.650315][ T32] r5:00001000 r4:e042b000 [ 1329.650362][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.650464][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.650561][ T32] r5:8502278c r4:85022400 [ 1329.650607][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.650705][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.650752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.650849][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.650959][ T32] r4:84753d00 [ 1329.651011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.651179][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.651261][ T32] r4:00000001 [ 1329.651391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.651541][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.651611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.651677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.651738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.651803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.651877][ T32] r4:844bb340 [ 1329.651978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.652051][ T32] INFO: task kworker/0:188:3849 blocked for more than 456 seconds. [ 1329.652133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.652193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.652238][ T32] task:kworker/0:188 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.652375][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.652511][ T32] Call trace: [ 1329.652628][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.652738][ T32] r10:829187f4 r9:e8755d84 r8:00000002 r7:60000113 r6:e8755d8c r5:84853000 [ 1329.652830][ T32] r4:84853000 [ 1329.652886][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.652986][ T32] r5:84853000 r4:829187f0 [ 1329.653037][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.653170][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.653325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8755e08 [ 1329.653388][ T32] r4:00000000 [ 1329.653437][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.653550][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.653641][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.653747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066ac0 [ 1329.653802][ T32] r4:00000000 [ 1329.653848][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.653949][ T32] r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.654032][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.654139][ T32] r5:00001000 r4:e033d000 [ 1329.654184][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.654292][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.654430][ T32] r5:8503b38c r4:8503b000 [ 1329.654482][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.654613][ T32] r7:dddced40 r6:83018000 r5:8503b38c r4:85058d00 [ 1329.654693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.686096][ T32] r10:61c88647 r9:84853000 r8:85058d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.686193][ T32] r4:85058d00 [ 1329.686239][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.686370][ T32] r10:00000000 r9:85058d00 r8:8027ecf4 r7:ea7e1e60 r6:85058d80 r5:84853000 [ 1329.686420][ T32] r4:00000001 [ 1329.686461][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.686532][ T32] Exception stack(0xe8755fb0 to 0xe8755ff8) [ 1329.686626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.686693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.686748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.686846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.686911][ T32] r4:85066880 [ 1329.687712][ T32] INFO: task kworker/0:188:3849 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.687815][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.687960][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.688105][ T32] Call trace: [ 1329.688232][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.688417][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.688481][ T32] r4:00000000 [ 1329.688591][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.688748][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.688824][ T32] dd20: b4fa2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.688884][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.688965][ T32] dd60: 80000013 ffffffff [ 1329.689078][ T32] r5:80000013 r4:80239bb0 [ 1329.689170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.689288][ T32] r4:82ac21e4 [ 1329.689344][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.689483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.689579][ T32] r4:e46fddc0 [ 1329.689632][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.689731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.689782][ T32] r4:00000000 [ 1329.689888][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.690071][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.690149][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.690243][ T32] r5:00001000 r4:e042b000 [ 1329.690289][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.690385][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.690482][ T32] r5:8502278c r4:85022400 [ 1329.690528][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.690626][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.690671][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.690792][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.690849][ T32] r4:84753d00 [ 1329.690920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.691021][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.691071][ T32] r4:00000001 [ 1329.691124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.691240][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.691329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.691443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.691511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.691577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.691637][ T32] r4:844bb340 [ 1329.691687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.691748][ T32] INFO: task kworker/0:189:3851 blocked for more than 456 seconds. [ 1329.691854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.691919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.691967][ T32] task:kworker/0:189 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.692128][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.692239][ T32] Call trace: [ 1329.692336][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.692507][ T32] r10:829187f4 r9:ea7e5d84 r8:00000002 r7:60000113 r6:ea7e5d8c r5:84852400 [ 1329.692572][ T32] r4:84852400 [ 1329.692618][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.692739][ T32] r5:84852400 r4:829187f0 [ 1329.692790][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.692951][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.693067][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e5e08 [ 1329.693161][ T32] r4:00000000 [ 1329.693292][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.693395][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.693479][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.693570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85066d00 [ 1329.693622][ T32] r4:00000000 [ 1329.693665][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.693759][ T32] r9:83018005 r8:84852400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1329.693806][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.693892][ T32] r5:00001000 r4:e0357000 [ 1329.693936][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.694015][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.694102][ T32] r5:8503b78c r4:8503b400 [ 1329.694161][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.694270][ T32] r7:dddced40 r6:83018000 r5:8503b78c r4:85058e00 [ 1329.694320][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.694449][ T32] r10:61c88647 r9:84852400 r8:85058e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.694525][ T32] r4:85058e00 [ 1329.694574][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.694755][ T32] r10:00000000 r9:85058e00 r8:8027ecf4 r7:ea7e1e60 r6:85058e80 r5:84852400 [ 1329.708863][ T32] r4:00000001 [ 1329.708997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.709163][ T32] Exception stack(0xea7e5fb0 to 0xea7e5ff8) [ 1329.709233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.709299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.709359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.709458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.709517][ T32] r4:85066c40 [ 1329.710369][ T32] INFO: task kworker/0:189:3851 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.710463][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.710740][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.710937][ T32] Call trace: [ 1329.711061][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.711225][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.711285][ T32] r4:00000000 [ 1329.711331][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.711419][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.711479][ T32] dd20: b4fa2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.711543][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.711594][ T32] dd60: 80000013 ffffffff [ 1329.711680][ T32] r5:80000013 r4:80239bb0 [ 1329.711733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.711837][ T32] r4:82ac21e4 [ 1329.711886][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.712034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.712123][ T32] r4:e46fddc0 [ 1329.712181][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.712276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.712327][ T32] r4:00000000 [ 1329.712449][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.712774][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.712841][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.712964][ T32] r5:00001000 r4:e042b000 [ 1329.713017][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.713205][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.713324][ T32] r5:8502278c r4:85022400 [ 1329.713379][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.713573][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.713647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.713752][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.713802][ T32] r4:84753d00 [ 1329.713880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.714009][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.714070][ T32] r4:00000001 [ 1329.714126][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.714209][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.714295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.714372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.714434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.714499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.714584][ T32] r4:844bb340 [ 1329.714641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.736520][ T32] INFO: task kworker/0:190:3854 blocked for more than 456 seconds. [ 1329.736817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.736958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.737018][ T32] task:kworker/0:190 state:D stack:0 pid:3854 tgid:3854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.737187][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.737313][ T32] Call trace: [ 1329.737388][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.737537][ T32] r10:829187f4 r9:ea7e9d84 r8:00000002 r7:60000113 r6:ea7e9d8c r5:849a0000 [ 1329.737598][ T32] r4:849a0000 [ 1329.737678][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.737778][ T32] r5:849a0000 r4:829187f0 [ 1329.737824][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.737981][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.738095][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e9e08 [ 1329.738136][ T32] r4:00000000 [ 1329.738159][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.738298][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.738403][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.738457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d380 [ 1329.738482][ T32] r4:00000000 [ 1329.738504][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.738556][ T32] r9:83018005 r8:849a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.738585][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.738633][ T32] r5:00001000 r4:e0583000 [ 1329.738657][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.738699][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.738746][ T32] r5:850e878c r4:850e8400 [ 1329.738902][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.738979][ T32] r7:dddced40 r6:83018000 r5:850e878c r4:85058f00 [ 1329.739028][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.739115][ T32] r10:61c88647 r9:849a0000 r8:85058f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.739193][ T32] r4:85058f00 [ 1329.739298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.739410][ T32] r10:00000000 r9:85058f00 r8:8027ecf4 r7:ea7e1e60 r6:85058f80 r5:849a0000 [ 1329.739495][ T32] r4:00000001 [ 1329.739623][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.739702][ T32] Exception stack(0xea7e9fb0 to 0xea7e9ff8) [ 1329.739761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.739821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.739875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.739959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.740012][ T32] r4:85066d40 [ 1329.740746][ T32] INFO: task kworker/0:190:3854 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.740830][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.741086][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.741284][ T32] Call trace: [ 1329.741325][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.741386][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.741451][ T32] r4:00000000 [ 1329.741516][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.741611][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.741700][ T32] dd20: b525c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.741775][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.741862][ T32] dd60: 80000013 ffffffff [ 1329.741961][ T32] r5:80000013 r4:80239bb0 [ 1329.742016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.742127][ T32] r4:82ac21e4 [ 1329.742178][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.742298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.742358][ T32] r4:e46fddc0 [ 1329.742467][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.742572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.742617][ T32] r4:00000000 [ 1329.742688][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.742774][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.742828][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.742905][ T32] r5:00001000 r4:e042b000 [ 1329.742942][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.743393][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.743997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.744306][ T32] task:kworker/0:191 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.763432][ T32] r5:849a1800 r4:829187f0 [ 1329.763454][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.763983][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.764505][ T32] r7:dddced40 r6:83018000 r5:8503bf8c r4:8507f000 ** 9 printk messages dropped ** [ 1329.779787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.780432][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.781561][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 4 printk messages dropped ** [ 1329.781847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1329.782116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 2 printk messages dropped ** [ 1329.782267][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 5 printk messages dropped ** [ 1329.782698][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1329.783857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.784197][ T32] INFO: task kworker/0:192:3857 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.784387][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.784498][ T32] Call trace: [ 1329.784535][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.784589][ T32] r10:829187f4 r9:ea7f5d84 r8:00000002 r7:60000113 r6:ea7f5d8c r5:849a2400 [ 1329.784613][ T32] r4:849a2400 [ 1329.784715][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.795353][ T32] r5:849a2400 r4:829187f0 [ 1329.795425][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.795499][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.795553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7f5e08 [ 1329.795577][ T32] r4:00000000 [ 1329.795599][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.795639][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.795682][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.795735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d0c0 [ 1329.795760][ T32] r4:00000000 [ 1329.795780][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.795852][ T32] r9:83018005 r8:849a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1329.795881][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.795932][ T32] r5:00001000 r4:e0575000 [ 1329.795991][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.796071][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.796165][ T32] r5:850e838c r4:850e8000 [ 1329.796189][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.796242][ T32] r7:dddced40 r6:83018000 r5:850e838c r4:8507f100 [ 1329.796265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.796314][ T32] r10:61c88647 r9:849a2400 r8:8507f12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.796405][ T32] r4:8507f100 [ 1329.796432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.796485][ T32] r10:00000000 r9:8507f100 r8:8027ecf4 r7:ea7e9e60 r6:8507f180 r5:849a2400 [ 1329.796510][ T32] r4:00000001 [ 1329.796792][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.796836][ T32] Exception stack(0xea7f5fb0 to 0xea7f5ff8) [ 1329.796935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.797148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.797205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.797240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.797266][ T32] r4:8507d000 [ 1329.797739][ T32] INFO: task kworker/0:192:3857 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.797804][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.798098][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.798229][ T32] Call trace: [ 1329.798287][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.798347][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.798614][ T32] r4:00000000 [ 1329.798660][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.798707][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.798758][ T32] dd20: b5bbf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1329.798793][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1329.798832][ T32] dd60: 80000013 ffffffff [ 1329.798893][ T32] r5:80000013 r4:80239bb0 [ 1329.798919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.798964][ T32] r4:82ac21e4 [ 1329.798986][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.799034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.799059][ T32] r4:e46fddc0 [ 1329.799080][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.799169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.799300][ T32] r4:00000000 [ 1329.799885][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.799941][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.799990][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.800385][ T32] r5:00001000 r4:e042b000 [ 1329.800412][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.800688][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.800798][ T32] r5:8502278c r4:85022400 [ 1329.800824][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.800873][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.800929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.800984][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.801469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.802665][ T32] r5:849a3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1329.803030][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.803087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7f9e08 [ 1329.803124][ T32] r4:00000000 [ 1329.803147][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1329.803276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d580 ** 6 printk messages dropped ** [ 1329.803660][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.804123][ T32] r10:61c88647 r9:849a3c00 r8:8507f22c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1329.856825][ T32] INFO: task kworker/0:193:3860 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 16 printk messages dropped ** [ 1329.858871][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1329.859737][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.859799][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.860023][ T32] r5:00001000 r4:e042b000 [ 1329.860097][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.860204][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.860386][ T32] r5:8502278c r4:85022400 [ 1329.860484][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.860614][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1329.860682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.860933][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.861002][ T32] r4:84753d00 [ 1329.861052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.861201][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1329.861365][ T32] r4:00000001 [ 1329.861433][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.861552][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1329.861651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.861757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.861826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.861892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.861951][ T32] r4:844bb340 [ 1329.862014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.862124][ T32] INFO: task kworker/0:194:3862 blocked for more than 456 seconds. [ 1329.862221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.862316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.862640][ T32] task:kworker/0:194 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.862852][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.863011][ T32] Call trace: [ 1329.863245][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1329.863412][ T32] r10:829187f4 r9:ea7edd84 r8:00000002 r7:60000013 r6:ea7edd8c r5:849a5400 [ 1329.863483][ T32] r4:849a5400 [ 1329.863796][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1329.863947][ T32] r5:849a5400 r4:829187f0 [ 1329.864104][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.864243][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.864369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ede08 [ 1329.864435][ T32] r4:00000000 [ 1329.864593][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.901492][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.902066][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1329.903267][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1329.903676][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.903810][ T32] r7:dddced40 r6:83018000 r5:850e938c r4:8507f300 [ 1329.903880][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.904002][ T32] r10:61c88647 r9:849a5400 r8:8507f32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.904083][ T32] r4:8507f300 [ 1329.904221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.904427][ T32] r10:00000000 r9:8507f300 r8:8027ecf4 r7:ea7f9e60 r6:8507f380 r5:849a5400 [ 1329.904522][ T32] r4:00000001 [ 1329.904586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.912433][ T32] Exception stack(0xea7edfb0 to 0xea7edff8) [ 1329.912560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.912647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.912775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.912882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.912987][ T32] r4:8507d400 [ 1329.914079][ T32] INFO: task kworker/0:194:3862 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1329.914266][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.914545][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.920195][ T32] Call trace: [ 1329.920361][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1329.920534][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1329.920601][ T32] r4:00000000 [ 1329.920656][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.920755][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1329.920838][ T32] dd20: b63fd000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 2 printk messages dropped ** [ 1329.921145][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.921647][ T32] r4:e46fddc0 ** 6 printk messages dropped ** [ 1329.922462][ T32] r5:00001000 r4:e042b000 ** 5 printk messages dropped ** [ 1329.923070][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.924402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1329.946730][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.947858][ T32] r5:849a6000 r4:829187f0 ** 1 printk messages dropped ** [ 1329.948198][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.948327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea801e08 [ 1329.948388][ T32] r4:00000000 [ 1329.948524][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1329.948614][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1329.948736][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.948852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d780 [ 1329.948914][ T32] r4:00000000 [ 1329.948974][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.949268][ T32] r9:83018005 r8:849a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1329.949345][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.949453][ T32] r5:00001000 r4:e05b1000 [ 1329.949536][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1329.949645][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.949759][ T32] r5:850e8f8c r4:850e8c00 [ 1329.949979][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.950116][ T32] r7:dddced40 r6:83018000 r5:850e8f8c r4:8507f400 [ 1329.950171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.950278][ T32] r10:61c88647 r9:849a6000 r8:8507f42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.950324][ T32] r4:8507f400 [ 1329.950365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.950470][ T32] r10:00000000 r9:8507f400 r8:8027ecf4 r7:ea7ede60 r6:8507f480 r5:849a6000 [ 1329.950573][ T32] r4:00000001 [ 1329.950638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1329.950909][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.954375][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 7 printk messages dropped ** [ 1329.990478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1329.990506][ T32] r4:e46fddc0 [ 1329.990527][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1329.990593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1329.990622][ T32] r4:00000000 [ 1329.990645][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1329.990698][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 10 printk messages dropped ** [ 1329.991208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1329.992180][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.992610][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.993050][ T32] r5:00001000 r4:e0605000 ** 13 printk messages dropped ** [ 1329.993848][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1330.013522][ T32] r4:e46fddc0 ** 8 printk messages dropped ** [ 1330.014025][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1330.026389][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1330.026603][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.026727][ T32] Call trace: [ 1330.026796][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.026907][ T32] r10:829187f4 r9:ea80dd84 r8:00000002 r7:60000113 r6:ea80dd8c r5:849a6c00 [ 1330.026955][ T32] r4:849a6c00 [ 1330.026997][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.027082][ T32] r5:849a6c00 r4:829187f0 [ 1330.027127][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.027213][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.027401][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea80de08 [ 1330.027464][ T32] r4:00000000 [ 1330.027512][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.027594][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.027681][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.027772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e640 [ 1330.027879][ T32] r4:00000000 [ 1330.027925][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.028025][ T32] r9:83018005 r8:849a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1330.028075][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.028165][ T32] r5:00001000 r4:e067d000 [ 1330.028211][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.028289][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.028390][ T32] r5:850ea78c r4:850ea400 [ 1330.028438][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.028535][ T32] r7:dddced40 r6:83018000 r5:850ea78c r4:8507f600 [ 1330.028582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.028707][ T32] r10:61c88647 r9:849a6c00 r8:8507f62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.028766][ T32] r4:8507f600 [ 1330.028811][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.028909][ T32] r10:00000000 r9:8507f600 r8:8027ecf4 r7:ea809e60 r6:8507f680 r5:849a6c00 [ 1330.028961][ T32] r4:00000001 [ 1330.029004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.029079][ T32] Exception stack(0xea80dfb0 to 0xea80dff8) [ 1330.029196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.029282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.029365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.029429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.029479][ T32] r4:8507d840 [ 1330.030319][ T32] INFO: task kworker/0:197:3869 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.030421][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.030555][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.030679][ T32] Call trace: [ 1330.030824][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.030997][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.031049][ T32] r4:00000000 [ 1330.031189][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.031282][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.031321][ T32] dd20: b738e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.031366][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.031395][ T32] dd60: 80000013 ffffffff [ 1330.031422][ T32] r5:80000013 r4:80239bb0 [ 1330.031445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.031490][ T32] r4:82ac21e4 [ 1330.031511][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.031557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.031583][ T32] r4:e46fddc0 [ 1330.031624][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.031677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.031706][ T32] r4:00000000 [ 1330.031786][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.031895][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.031945][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.032052][ T32] r5:00001000 r4:e042b000 ** 2 printk messages dropped ** [ 1330.032296][ T32] r5:8502278c r4:85022400 ** 2 printk messages dropped ** [ 1330.032524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.033176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.033849][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.034295][ T32] r5:849a0c00 r4:829187f0 [ 1330.034340][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.034436][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.034541][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea811e08 [ 1330.034597][ T32] r4:00000000 [ 1330.034650][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.055524][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.055699][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.055800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d800 [ 1330.055853][ T32] r4:00000000 [ 1330.055915][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.056016][ T32] r9:83018005 r8:849a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.056071][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.056189][ T32] r5:00001000 r4:e063f000 [ 1330.056238][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.056325][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.056424][ T32] r5:850e9b8c r4:850e9800 [ 1330.056468][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.056565][ T32] r7:dddced40 r6:83018000 r5:850e9b8c r4:8507f700 [ 1330.056612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.056709][ T32] r10:61c88647 r9:849a0c00 r8:8507f72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.056777][ T32] r4:8507f700 [ 1330.056842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.056945][ T32] r10:00000000 r9:8507f700 r8:8027ecf4 r7:ea80de60 r6:8507f780 r5:849a0c00 [ 1330.057012][ T32] r4:00000001 [ 1330.057058][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.057177][ T32] Exception stack(0xea811fb0 to 0xea811ff8) [ 1330.057244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.057310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.057377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.057461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.057512][ T32] r4:8507d840 [ 1330.058317][ T32] INFO: task kworker/0:198:3870 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.058414][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.058577][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.058700][ T32] Call trace: [ 1330.058778][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.058891][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.058943][ T32] r4:00000000 [ 1330.058989][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.059077][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.059148][ T32] dd20: b74a1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.059214][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.059270][ T32] dd60: 80000013 ffffffff [ 1330.059322][ T32] r5:80000013 r4:80239bb0 [ 1330.059373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.059459][ T32] r4:82ac21e4 [ 1330.059507][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.059603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.059654][ T32] r4:e46fddc0 [ 1330.059714][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.059807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.059869][ T32] r4:00000000 [ 1330.059947][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.060060][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.060112][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.060206][ T32] r5:00001000 r4:e042b000 [ 1330.060253][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.060334][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.060451][ T32] r5:8502278c r4:85022400 [ 1330.060515][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.060620][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.060667][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.060786][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.060847][ T32] r4:84753d00 [ 1330.060891][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.060985][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.061033][ T32] r4:00000001 [ 1330.061077][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.061195][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.061278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.061347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.061420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.061487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.061563][ T32] r4:844bb340 [ 1330.061616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.061698][ T32] INFO: task kworker/0:199:3874 blocked for more than 456 seconds. [ 1330.061779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.061837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.061884][ T32] task:kworker/0:199 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.062022][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.062140][ T32] Call trace: [ 1330.062211][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.062315][ T32] r10:829187f4 r9:ea819d84 r8:00000002 r7:60000013 r6:ea819d8c r5:849a9800 ** 2 printk messages dropped ** [ 1330.062534][ T32] r5:849a9800 r4:829187f0 [ 1330.062584][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.062674][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.062778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea819e08 [ 1330.062827][ T32] r4:00000000 [ 1330.062871][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.062953][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.063030][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.063125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052700 [ 1330.063199][ T32] r4:00000000 [ 1330.063266][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.063373][ T32] r9:83018005 r8:849a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1330.063424][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.063524][ T32] r5:00001000 r4:e064d000 [ 1330.063575][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.063665][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.063762][ T32] r5:850e9f8c r4:850e9c00 [ 1330.063813][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.063937][ T32] r7:dddced40 r6:83018000 r5:850e9f8c r4:8507f800 [ 1330.063997][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.064103][ T32] r10:61c88647 r9:849a9800 r8:8507f82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.064159][ T32] r4:8507f800 [ 1330.064205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.064327][ T32] r10:00000000 r9:8507f800 r8:8027ecf4 r7:ea80de60 r6:8507f880 r5:849a9800 [ 1330.064391][ T32] r4:00000001 [ 1330.064435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.064519][ T32] Exception stack(0xea819fb0 to 0xea819ff8) [ 1330.064579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.064705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.091392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.091515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.091574][ T32] r4:8507df80 [ 1330.092324][ T32] INFO: task kworker/0:199:3874 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.092438][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.092603][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.092740][ T32] Call trace: [ 1330.092815][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.092935][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.093004][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.093181][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 6 printk messages dropped ** [ 1330.093617][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.094147][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 7 printk messages dropped ** [ 1330.110501][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.111293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.111876][ T32] task:kworker/0:200 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.112474][ T32] r5:849a8c00 r4:829187f0 [ 1330.112542][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.112796][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.113025][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.113156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e440 [ 1330.113212][ T32] r4:00000000 [ 1330.113260][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.113371][ T32] r9:83018005 r8:849a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.113428][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.113523][ T32] r5:00001000 r4:e066f000 [ 1330.113571][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.113676][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.113776][ T32] r5:850ea38c r4:850ea000 [ 1330.113823][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.113941][ T32] r7:dddced40 r6:83018000 r5:850ea38c r4:8507f900 [ 1330.113996][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.114096][ T32] r10:61c88647 r9:849a8c00 r8:8507f92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.114152][ T32] r4:8507f900 [ 1330.114194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.114294][ T32] r10:00000000 r9:8507f900 r8:8027ecf4 r7:ea80de60 r6:8507f980 r5:849a8c00 [ 1330.114346][ T32] r4:00000001 [ 1330.114402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.114488][ T32] Exception stack(0xea81dfb0 to 0xea81dff8) [ 1330.114549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.114628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.114762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.125636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.125732][ T32] r4:8507d540 [ 1330.126557][ T32] INFO: task kworker/0:200:3875 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.126654][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.126811][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.126942][ T32] Call trace: [ 1330.127029][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.127162][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.127218][ T32] r4:00000000 [ 1330.127263][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.127352][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.127432][ T32] dd20: b7884000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.127498][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.127558][ T32] dd60: 80000013 ffffffff [ 1330.127613][ T32] r5:80000013 r4:80239bb0 [ 1330.127662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.127758][ T32] r4:82ac21e4 [ 1330.127807][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.127904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 9 printk messages dropped ** [ 1330.128589][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.129280][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 9 printk messages dropped ** [ 1330.129890][ T32] INFO: task kworker/1:181:3876 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.130763][ T32] r5:849ab000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.130918][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.131660][ T32] r9:83018205 r8:849ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1330.131707][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.131795][ T32] r5:00001000 r4:dfb7b000 [ 1330.131841][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.131922][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.132011][ T32] r5:84bb278c r4:84bb2400 [ 1330.132052][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.132150][ T32] r7:ddde2d40 r6:83018200 r5:84bb278c r4:84bdbf00 [ 1330.132206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.132327][ T32] r10:61c88647 r9:849ab000 r8:84bdbf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.132391][ T32] r4:84bdbf00 [ 1330.132444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.132537][ T32] r10:00000000 r9:84bdbf00 r8:8027ecf4 r7:e03ede60 r6:8507fa00 r5:849ab000 [ 1330.132586][ T32] r4:00000001 [ 1330.132628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.132706][ T32] Exception stack(0xea825fb0 to 0xea825ff8) [ 1330.132768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.132831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.132893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.132959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.133010][ T32] r4:85062b40 [ 1330.133592][ T32] INFO: task kworker/1:181:3876 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.133695][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.133858][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.133958][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.134198][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.134742][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.163455][ T32] r4:e46fddc0 ** 11 printk messages dropped ** [ 1330.164485][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 8 printk messages dropped ** [ 1330.180708][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.181445][ T32] task:kworker/0:201 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.182150][ T32] r5:849aa400 r4:829187f0 [ 1330.182216][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.182496][ T32] r4:00000000 [ 1330.182547][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.182635][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.182720][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.182807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e740 [ 1330.182869][ T32] r4:00000000 [ 1330.182946][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.183052][ T32] r9:83018005 r8:849aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.183102][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.183197][ T32] r5:00001000 r4:ea82d000 [ 1330.183243][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.183346][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.183456][ T32] r5:850eab8c r4:850ea800 [ 1330.183507][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.183596][ T32] r7:dddced40 r6:83018000 r5:850eab8c r4:8507fa80 [ 1330.183639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.183742][ T32] r10:61c88647 r9:849aa400 r8:8507faac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.183793][ T32] r4:8507fa80 [ 1330.183851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.183954][ T32] r10:00000000 r9:8507fa80 r8:8027ecf4 r7:ea80de60 r6:8507fb00 r5:849aa400 [ 1330.184006][ T32] r4:00000001 [ 1330.184051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.184154][ T32] Exception stack(0xea829fb0 to 0xea829ff8) [ 1330.184224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.184324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.184485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.184575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.184625][ T32] r4:8507e100 [ 1330.199085][ T32] INFO: task kworker/0:201:3879 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.199370][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.199556][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.199684][ T32] Call trace: ** 3 printk messages dropped ** [ 1330.199984][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1330.200765][ T32] r4:e46fddc0 [ 1330.200811][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.200908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.200961][ T32] r4:00000000 [ 1330.201008][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.201156][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.201210][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.201302][ T32] r5:00001000 r4:e042b000 [ 1330.201353][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.201472][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.201572][ T32] r5:8502278c r4:85022400 [ 1330.201620][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.201738][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.201794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.201909][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.201968][ T32] r4:84753d00 [ 1330.202015][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.202134][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.202195][ T32] r4:00000001 [ 1330.202303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.202605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.203160][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.203618][ T32] r5:849abc00 r4:829187f0 [ 1330.203664][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.203752][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.203903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea821e08 [ 1330.203964][ T32] r4:00000000 [ 1330.204011][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.204095][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.204178][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.204404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e9c0 [ 1330.204466][ T32] r4:00000000 [ 1330.204530][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.204632][ T32] r9:83018005 r8:849abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1330.223592][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.223787][ T32] r5:00001000 r4:ea83d000 [ 1330.223861][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.223956][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1330.224107][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1330.232371][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.233426][ T32] r4:e46fddc0 ** 11 printk messages dropped ** [ 1330.234434][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 12 printk messages dropped ** [ 1330.253559][ T32] r4:844bb340 ** 11 printk messages dropped ** [ 1330.267492][ T32] r5:849ac800 r4:829187f0 ** 3 printk messages dropped ** [ 1330.267861][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.269014][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1330.270967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1330.273628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 16 printk messages dropped ** [ 1330.295803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.296275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.296301][ T32] r4:844bb340 [ 1330.296350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.296419][ T32] INFO: task kworker/0:204:3886 blocked for more than 456 seconds. [ 1330.296479][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.296510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.296559][ T32] task:kworker/0:204 state:D stack:0 pid:3886 tgid:3886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.296631][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.296682][ T32] Call trace: [ 1330.296880][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.296942][ T32] r10:829187f4 r9:ea841d84 r8:00000002 r7:60000113 r6:ea841d8c r5:849ad400 [ 1330.296998][ T32] r4:849ad400 [ 1330.297024][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.297071][ T32] r5:849ad400 r4:829187f0 [ 1330.297133][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.297240][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.297296][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea841e08 [ 1330.297325][ T32] r4:00000000 [ 1330.297382][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.297637][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.297688][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.297756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507eb80 [ 1330.297785][ T32] r4:00000000 [ 1330.297807][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.297859][ T32] r9:83018005 r8:849ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.297883][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.298536][ T32] r10:61c88647 r9:849ad400 r8:8507fdac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1330.299051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.301334][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1330.301496][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.301542][ T32] r4:82ac21e4 [ 1330.301565][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.301612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.301636][ T32] r4:e46fddc0 [ 1330.301659][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.301752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.301781][ T32] r4:00000000 [ 1330.301801][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.301852][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.301874][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.301950][ T32] r5:00001000 r4:e042b000 [ 1330.301999][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.302045][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.302158][ T32] r5:8502278c r4:85022400 [ 1330.302186][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.302332][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.302453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.302576][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.302617][ T32] r4:84753d00 [ 1330.302672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.302726][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.302752][ T32] r4:00000001 [ 1330.302772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1330.302973][ T32] r4:844bb340 ** 5 printk messages dropped ** [ 1330.303222][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.303519][ T32] r5:84a9c800 r4:829187f0 [ 1330.303541][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.303744][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.303872][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.303923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ecc0 [ 1330.303948][ T32] r4:00000000 [ 1330.303969][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.304104][ T32] r9:83018005 r8:84a9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1330.304133][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.304211][ T32] r5:00001000 r4:ea859000 [ 1330.304236][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.304324][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.304418][ T32] r5:850ebb8c r4:850eb800 [ 1330.304534][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.304719][ T32] r7:dddced40 r6:83018000 r5:850ebb8c r4:8507fe80 ** 5 printk messages dropped ** [ 1330.336735][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.337000][ T32] r4:8507ea00 ** 1 printk messages dropped ** [ 1330.337591][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.337803][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.337859][ T32] Call trace: [ 1330.337893][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.337951][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.338006][ T32] r4:00000000 [ 1330.338065][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.338121][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.338156][ T32] dd20: b8994000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.338188][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.338340][ T32] dd60: 80000013 ffffffff [ 1330.338408][ T32] r5:80000013 r4:80239bb0 [ 1330.338472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.338597][ T32] r4:82ac21e4 [ 1330.338754][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.338876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.338939][ T32] r4:e46fddc0 [ 1330.338995][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.339112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.339143][ T32] r4:00000000 [ 1330.339197][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.339512][ T32] r5:8502278c r4:85022400 ** 4 printk messages dropped ** [ 1330.339857][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1330.340051][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.340478][ T32] task:kworker/0:206 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.341013][ T32] r5:84a9e000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.341177][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.341545][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.341789][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.342332][ T32] Exception stack(0xea881fb0 to 0xea881ff8) ** 6 printk messages dropped ** [ 1330.342916][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.343227][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.343279][ T32] r4:00000000 [ 1330.343304][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.343347][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.343386][ T32] dd20: b8994000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.343417][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.343443][ T32] dd60: 80000013 ffffffff [ 1330.343468][ T32] r5:80000013 r4:80239bb0 [ 1330.343488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.343579][ T32] r4:82ac21e4 [ 1330.343694][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.343816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.343844][ T32] r4:e46fddc0 [ 1330.343866][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.343913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.343969][ T32] r4:00000000 [ 1330.344029][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.344083][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.344127][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.344177][ T32] r5:00001000 r4:e042b000 [ 1330.344201][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.344245][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.344290][ T32] r5:8502278c r4:85022400 [ 1330.344311][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.344401][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.344428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.344516][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.344579][ T32] r4:84753d00 [ 1330.344604][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.371478][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.371691][ T32] r4:00000001 [ 1330.371752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.372185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.372795][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.373371][ T32] r5:84a9ec00 r4:829187f0 [ 1330.373422][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.373667][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.373927][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1330.390421][ T32] r5:850ebf8c r4:850ebc00 ** 4 printk messages dropped ** [ 1330.390806][ T32] r4:8507ff80 ** 5 printk messages dropped ** [ 1330.391256][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.392544][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.393238][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1330.393699][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1330.394083][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 1330.394373][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.394465][ T32] r5:8502278c r4:85022400 [ 1330.394512][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.394606][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.394743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.405660][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.405756][ T32] r4:84753d00 [ 1330.405822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.405957][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.406005][ T32] r4:00000001 [ 1330.406066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.406161][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.406221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.406280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.406336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.406398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.406467][ T32] r4:844bb340 [ 1330.406521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.406579][ T32] INFO: task kworker/0:208:3894 blocked for more than 456 seconds. [ 1330.406646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.406698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.406749][ T32] task:kworker/0:208 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.406917][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.407025][ T32] Call trace: [ 1330.407096][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.407214][ T32] r10:829187f4 r9:ea899d84 r8:00000002 r7:60000113 r6:ea899d8c r5:84a9b000 [ 1330.407265][ T32] r4:84a9b000 [ 1330.407310][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.407420][ T32] r5:84a9b000 r4:829187f0 [ 1330.407481][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.407568][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.407690][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea899e08 [ 1330.407745][ T32] r4:00000000 [ 1330.407788][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.407870][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.407952][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.408043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ef80 [ 1330.408093][ T32] r4:00000000 [ 1330.408200][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.408331][ T32] r9:83018005 r8:84a9b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1330.408417][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.408524][ T32] r5:00001000 r4:ea87d000 [ 1330.408643][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.408725][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.408918][ T32] r5:850f438c r4:850f4000 [ 1330.409080][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.409217][ T32] r7:dddced40 r6:83018000 r5:850f438c r4:84bdbf80 [ 1330.409262][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.409360][ T32] r10:61c88647 r9:84a9b000 r8:84bdbfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.409443][ T32] r4:84bdbf80 [ 1330.409488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.409577][ T32] r10:00000000 r9:84bdbf80 r8:8027ecf4 r7:ea881e60 r6:85080600 r5:84a9b000 [ 1330.409802][ T32] r4:00000001 [ 1330.409877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.410110][ T32] Exception stack(0xea899fb0 to 0xea899ff8) [ 1330.410213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.410292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.410353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.410456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.410509][ T32] r4:8507ec80 [ 1330.411340][ T32] INFO: task kworker/0:208:3894 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.411428][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.411551][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.411643][ T32] Call trace: [ 1330.411736][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.411951][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.412002][ T32] r4:00000000 [ 1330.412043][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.412124][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.412182][ T32] dd20: b8e5a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.412238][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.412283][ T32] dd60: 80000013 ffffffff [ 1330.412369][ T32] r5:80000013 r4:80239bb0 [ 1330.412445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.412556][ T32] r4:82ac21e4 [ 1330.412598][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.412681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.412742][ T32] r4:e46fddc0 [ 1330.412817][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.412899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.412944][ T32] r4:00000000 [ 1330.412986][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.413127][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.413181][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.413290][ T32] r5:00001000 r4:e042b000 [ 1330.413340][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.413419][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.413499][ T32] r5:8502278c r4:85022400 [ 1330.413537][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.413659][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.413708][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.413832][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.413880][ T32] r4:84753d00 [ 1330.413916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.413999][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.414061][ T32] r4:00000001 [ 1330.414110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.414195][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.414248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.414298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.414345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.414437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.414503][ T32] r4:844bb340 [ 1330.414547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.414620][ T32] INFO: task kworker/0:209:3896 blocked for more than 456 seconds. [ 1330.437396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.437538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.437570][ T32] task:kworker/0:209 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.437673][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.437796][ T32] Call trace: [ 1330.437849][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.437917][ T32] r10:829187f4 r9:ea8a9d84 r8:00000002 r7:60000113 r6:ea8a9d8c r5:84a99800 [ 1330.437947][ T32] r4:84a99800 [ 1330.437971][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.438017][ T32] r5:84a99800 r4:829187f0 [ 1330.438039][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.438083][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.438135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a9e08 [ 1330.438160][ T32] r4:00000000 [ 1330.438181][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.438292][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.438341][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.438396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508e280 [ 1330.438439][ T32] r4:00000000 [ 1330.438466][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.438517][ T32] r9:83018005 r8:84a99800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1330.438540][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.438586][ T32] r5:00001000 r4:ea8cb000 [ 1330.438608][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.438716][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.438829][ T32] r5:850f538c r4:850f5000 [ 1330.438884][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.438942][ T32] r7:dddced40 r6:83018000 r5:850f538c r4:8508d000 [ 1330.438966][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.439015][ T32] r10:61c88647 r9:84a99800 r8:8508d02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.439039][ T32] r4:8508d000 [ 1330.439060][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.439132][ T32] r10:00000000 r9:8508d000 r8:8027ecf4 r7:ea881e60 r6:85080680 r5:84a99800 [ 1330.439179][ T32] r4:00000001 [ 1330.439258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.439366][ T32] Exception stack(0xea8a9fb0 to 0xea8a9ff8) [ 1330.439446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.439513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.439573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.439669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.439726][ T32] r4:85062400 [ 1330.440382][ T32] INFO: task kworker/0:209:3896 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.440472][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.440609][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.440768][ T32] Call trace: [ 1330.440841][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.440951][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.440988][ T32] r4:00000000 [ 1330.441033][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.441082][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.441175][ T32] dd20: b926d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.441210][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.441291][ T32] dd60: 80000013 ffffffff [ 1330.441362][ T32] r5:80000013 r4:80239bb0 [ 1330.441394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.441471][ T32] r4:82ac21e4 [ 1330.441497][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.441547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.441571][ T32] r4:e46fddc0 [ 1330.441622][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.441679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.441734][ T32] r4:00000000 [ 1330.441783][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.441872][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.441977][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.442065][ T32] r5:00001000 r4:e042b000 [ 1330.442119][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.442293][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.442392][ T32] r5:8502278c r4:85022400 [ 1330.442421][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.442498][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.442556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.442640][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.442699][ T32] r4:84753d00 [ 1330.442743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.442796][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.442820][ T32] r4:00000001 [ 1330.443628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.443790][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.443855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.443918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.444175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.444255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.444347][ T32] r4:844bb340 [ 1330.444413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.444496][ T32] INFO: task kworker/0:210:3897 blocked for more than 456 seconds. [ 1330.444561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.444662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.469928][ T32] task:kworker/0:210 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.470155][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.470369][ T32] Call trace: [ 1330.470460][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.470580][ T32] r10:829187f4 r9:ea8b9d84 r8:00000002 r7:60000013 r6:ea8b9d8c r5:84a9d400 [ 1330.470633][ T32] r4:84a9d400 [ 1330.470681][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.470773][ T32] r5:84a9d400 r4:829187f0 [ 1330.470819][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.470969][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.471079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b9e08 [ 1330.471179][ T32] r4:00000000 [ 1330.471268][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.471382][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.471477][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.471568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d840 [ 1330.471636][ T32] r4:00000000 [ 1330.471688][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.471791][ T32] r9:83018005 r8:84a9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1330.471840][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.471928][ T32] r5:00001000 r4:ea8ab000 [ 1330.471975][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.472059][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.472250][ T32] r5:850f4b8c r4:850f4800 [ 1330.472306][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.472413][ T32] r7:dddced40 r6:83018000 r5:850f4b8c r4:8508d080 [ 1330.472461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.472561][ T32] r10:61c88647 r9:84a9d400 r8:8508d0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.472617][ T32] r4:8508d080 [ 1330.472694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.472803][ T32] r10:00000000 r9:8508d080 r8:8027ecf4 r7:ea8a9e60 r6:85080700 r5:84a9d400 [ 1330.472853][ T32] r4:00000001 [ 1330.472896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.472974][ T32] Exception stack(0xea8b9fb0 to 0xea8b9ff8) [ 1330.473053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.473161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.473227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.473326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.473416][ T32] r4:8507dd80 [ 1330.474241][ T32] INFO: task kworker/0:210:3897 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.474334][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.474482][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.474597][ T32] Call trace: [ 1330.490476][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.490825][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.490954][ T32] r4:00000000 [ 1330.491011][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.491122][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.491203][ T32] dd20: b962b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.491272][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.491328][ T32] dd60: 80000013 ffffffff [ 1330.491389][ T32] r5:80000013 r4:80239bb0 [ 1330.491438][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.491540][ T32] r4:82ac21e4 [ 1330.491587][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.491681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.491733][ T32] r4:e46fddc0 [ 1330.491805][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.491918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.491968][ T32] r4:00000000 [ 1330.492034][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.492170][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.492227][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.492331][ T32] r5:00001000 r4:e042b000 [ 1330.492413][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.492524][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.492633][ T32] r5:8502278c r4:85022400 [ 1330.492678][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.492780][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.492857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.492963][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.493024][ T32] r4:84753d00 [ 1330.493173][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.493287][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.493339][ T32] r4:00000001 [ 1330.493393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.493473][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.493540][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.493604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.493663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.493731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.493786][ T32] r4:844bb340 [ 1330.493843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.493939][ T32] INFO: task kworker/0:211:3899 blocked for more than 457 seconds. [ 1330.494017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.494109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.494167][ T32] task:kworker/0:211 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.494310][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.494412][ T32] Call trace: [ 1330.494480][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.494607][ T32] r10:829187f4 r9:ea8bdd84 r8:00000002 r7:60000113 r6:ea8bdd8c r5:84a9bc00 [ 1330.509327][ T32] r4:84a9bc00 [ 1330.509541][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.509697][ T32] r5:84a9bc00 r4:829187f0 [ 1330.509769][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.509867][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.509963][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8bde08 [ 1330.510032][ T32] r4:00000000 [ 1330.510112][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.510203][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.510314][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.510454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505fec0 [ 1330.510516][ T32] r4:00000000 [ 1330.510578][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.510688][ T32] r9:83018005 r8:84a9bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.510737][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.510852][ T32] r5:00001000 r4:df9c7000 [ 1330.510931][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.511012][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.511109][ T32] r5:850f4f8c r4:850f4c00 [ 1330.511158][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.511259][ T32] r7:dddced40 r6:83018000 r5:850f4f8c r4:8508d100 [ 1330.511309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.511408][ T32] r10:61c88647 r9:84a9bc00 r8:8508d12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.511456][ T32] r4:8508d100 [ 1330.511502][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.511620][ T32] r10:00000000 r9:8508d100 r8:8027ecf4 r7:ea8a9e60 r6:85080780 r5:84a9bc00 [ 1330.511677][ T32] r4:00000001 [ 1330.511725][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.511803][ T32] Exception stack(0xea8bdfb0 to 0xea8bdff8) [ 1330.511911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.511991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.512071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.512156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.512279][ T32] r4:8507dd80 [ 1330.513056][ T32] INFO: task kworker/0:211:3899 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.513204][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.513361][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.513486][ T32] Call trace: [ 1330.513584][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.513696][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.513752][ T32] r4:00000000 [ 1330.513862][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.513983][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.514057][ T32] dd20: b9693000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.514137][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.514231][ T32] dd60: 80000013 ffffffff [ 1330.514296][ T32] r5:80000013 r4:80239bb0 [ 1330.514376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.514489][ T32] r4:82ac21e4 [ 1330.514542][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.514712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.533204][ T32] r4:e46fddc0 [ 1330.533296][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.533438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.533518][ T32] r4:00000000 [ 1330.533574][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.533734][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.533793][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.533911][ T32] r5:00001000 r4:e042b000 [ 1330.533964][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.534049][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.534159][ T32] r5:8502278c r4:85022400 [ 1330.534206][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.534310][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.534396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.534503][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.534583][ T32] r4:84753d00 [ 1330.539868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.540137][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.540195][ T32] r4:00000001 [ 1330.540242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.540323][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.540389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.540453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.540511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.540577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.540656][ T32] r4:844bb340 [ 1330.540717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.540789][ T32] INFO: task kworker/1:182:3906 blocked for more than 457 seconds. [ 1330.540882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.540951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.541025][ T32] task:kworker/1:182 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.541216][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.541320][ T32] Call trace: [ 1330.541401][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.541509][ T32] r10:829187f4 r9:e46c9d84 r8:00000002 r7:60000113 r6:e46c9d8c r5:84a92400 [ 1330.541590][ T32] r4:84a92400 [ 1330.541643][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.541732][ T32] r5:84a92400 r4:829187f0 [ 1330.541777][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.541866][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.541966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46c9e08 [ 1330.542095][ T32] r4:00000000 [ 1330.542160][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.542247][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.542335][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.542436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c140 [ 1330.542519][ T32] r4:00000000 [ 1330.542569][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.542679][ T32] r9:83018205 r8:84a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1330.542967][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.543138][ T32] r5:00001000 r4:dfc35000 [ 1330.543245][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.543338][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.543432][ T32] r5:84bb338c r4:84bb3000 [ 1330.543478][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.543634][ T32] r7:ddde2d40 r6:83018200 r5:84bb338c r4:85080800 [ 1330.543692][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.543869][ T32] r10:61c88647 r9:84a92400 r8:8508082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.543955][ T32] r4:85080800 [ 1330.544515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.544707][ T32] r10:00000000 r9:85080800 r8:8027ecf4 r7:e03ede60 r6:85080880 r5:84a92400 [ 1330.565818][ T32] r4:00000001 [ 1330.565949][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.566137][ T32] Exception stack(0xe46c9fb0 to 0xe46c9ff8) [ 1330.566225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.566294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.566357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.566426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.566659][ T32] r4:8508cac0 [ 1330.567501][ T32] INFO: task kworker/1:182:3906 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.567721][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.567940][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.568058][ T32] Call trace: [ 1330.568137][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.568249][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.568300][ T32] r4:00000000 [ 1330.568344][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.568435][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.568632][ T32] dd20: b9b8f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.568707][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.568760][ T32] dd60: 80000013 ffffffff [ 1330.568812][ T32] r5:80000013 r4:80239bb0 [ 1330.568951][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.569049][ T32] r4:82ac21e4 [ 1330.569195][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.569297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.569357][ T32] r4:e46fddc0 [ 1330.569495][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.569694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.569754][ T32] r4:00000000 [ 1330.569800][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.569954][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.570012][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.570167][ T32] r5:00001000 r4:e042b000 [ 1330.570283][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.570375][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.570461][ T32] r5:8502278c r4:85022400 [ 1330.570638][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.570755][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.570838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.570968][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.571015][ T32] r4:84753d00 [ 1330.571114][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.571255][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.571311][ T32] r4:00000001 [ 1330.571355][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.571437][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.571497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.571557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.571633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.571855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.571937][ T32] r4:844bb340 [ 1330.571989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.572233][ T32] INFO: task kworker/1:183:3907 blocked for more than 457 seconds. [ 1330.572351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.572465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.572589][ T32] task:kworker/1:183 state:D stack:0 pid:3907 tgid:3907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.572826][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.573010][ T32] Call trace: [ 1330.573081][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.573311][ T32] r10:829187f4 r9:e46d9d84 r8:00000002 r7:60000013 r6:e46d9d8c r5:84b80000 [ 1330.573370][ T32] r4:84b80000 [ 1330.573435][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.573538][ T32] r5:84b80000 r4:829187f0 [ 1330.573583][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.573671][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.573774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46d9e08 [ 1330.573825][ T32] r4:00000000 [ 1330.573928][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.574016][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.574092][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.574216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cfc0 [ 1330.574303][ T32] r4:00000000 [ 1330.574349][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.574464][ T32] r9:83018205 r8:84b80000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1330.574512][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.574623][ T32] r5:00001000 r4:dfc01000 [ 1330.574794][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.608591][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.608788][ T32] r5:84bb2f8c r4:84bb2c00 [ 1330.608852][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.608983][ T32] r7:ddde2d40 r6:83018200 r5:84bb2f8c r4:85080900 [ 1330.609063][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.609199][ T32] r10:61c88647 r9:84b80000 r8:8508092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.609252][ T32] r4:85080900 [ 1330.609297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.609407][ T32] r10:00000000 r9:85080900 r8:8027ecf4 r7:e46c9e60 r6:85080980 r5:84b80000 [ 1330.609488][ T32] r4:00000001 [ 1330.609540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.609619][ T32] Exception stack(0xe46d9fb0 to 0xe46d9ff8) [ 1330.609685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.609751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.609810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.609875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.609955][ T32] r4:8508cac0 [ 1330.610786][ T32] INFO: task kworker/1:183:3907 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.610982][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.611260][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.611531][ T32] Call trace: [ 1330.611655][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.611806][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.611935][ T32] r4:00000000 [ 1330.611986][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.612184][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.612262][ T32] dd20: ba1a6000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.612391][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.612482][ T32] dd60: 80000013 ffffffff [ 1330.612545][ T32] r5:80000013 r4:80239bb0 [ 1330.612668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.612775][ T32] r4:82ac21e4 [ 1330.612867][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.612968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.613019][ T32] r4:e46fddc0 [ 1330.613118][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.613283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.613351][ T32] r4:00000000 [ 1330.613417][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.613521][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.613614][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.613714][ T32] r5:00001000 r4:e042b000 [ 1330.613763][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.613845][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.613935][ T32] r5:8502278c r4:85022400 [ 1330.614011][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.614127][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.614174][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.614273][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.614352][ T32] r4:84753d00 [ 1330.614406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.614537][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.614696][ T32] r4:00000001 [ 1330.624205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.624398][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.624477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.624565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.635883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.636010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.636066][ T32] r4:844bb340 [ 1330.636130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.636317][ T32] INFO: task kworker/0:212:3909 blocked for more than 457 seconds. [ 1330.636403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.636460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.636508][ T32] task:kworker/0:212 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.636682][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.636964][ T32] Call trace: [ 1330.637234][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.637364][ T32] r10:829187f4 r9:e46e9d84 r8:00000002 r7:60000113 r6:e46e9d8c r5:84b81800 [ 1330.637430][ T32] r4:84b81800 [ 1330.637587][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.637687][ T32] r5:84b81800 r4:829187f0 [ 1330.637763][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.637857][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.637960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46e9e08 [ 1330.638148][ T32] r4:00000000 [ 1330.638210][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.638451][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.638555][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.638651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508e400 [ 1330.638705][ T32] r4:00000000 [ 1330.638750][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.638855][ T32] r9:83018005 r8:84b81800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1330.638960][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.639132][ T32] r5:00001000 r4:df953000 [ 1330.639189][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.639275][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.639426][ T32] r5:850f578c r4:850f5400 [ 1330.639542][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.639651][ T32] r7:dddced40 r6:83018000 r5:850f578c r4:8508d180 [ 1330.639768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.639876][ T32] r10:61c88647 r9:84b81800 r8:8508d1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.639927][ T32] r4:8508d180 [ 1330.639980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.640079][ T32] r10:00000000 r9:8508d180 r8:8027ecf4 r7:ea8a9e60 r6:85080a00 r5:84b81800 [ 1330.640252][ T32] r4:00000001 [ 1330.640300][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.640421][ T32] Exception stack(0xe46e9fb0 to 0xe46e9ff8) [ 1330.640489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.640555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.640646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.640759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.640816][ T32] r4:8508e1c0 [ 1330.641636][ T32] INFO: task kworker/0:212:3909 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.641800][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.642187][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.642325][ T32] Call trace: [ 1330.642587][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.642747][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.642863][ T32] r4:00000000 [ 1330.642916][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.643006][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.643111][ T32] dd20: ba1a6000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.643186][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.643246][ T32] dd60: 80000013 ffffffff [ 1330.643299][ T32] r5:80000013 r4:80239bb0 [ 1330.643381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.643477][ T32] r4:82ac21e4 [ 1330.643524][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.643755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.643832][ T32] r4:e46fddc0 [ 1330.643879][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.644015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.644113][ T32] r4:00000000 [ 1330.644163][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.644260][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.644469][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.644574][ T32] r5:00001000 r4:e042b000 [ 1330.675592][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.675838][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.675940][ T32] r5:8502278c r4:85022400 [ 1330.675988][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.676154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.676914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.677254][ T32] INFO: task kworker/0:213:3910 blocked for more than 457 seconds. ** 5 printk messages dropped ** [ 1330.677771][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.678202][ T32] r5:84b82400 r4:829187f0 [ 1330.678246][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.678333][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.678435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d5e08 [ 1330.678517][ T32] r4:00000000 [ 1330.678572][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.678654][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.678737][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.678857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f800 [ 1330.678920][ T32] r4:00000000 [ 1330.678988][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.679094][ T32] r9:83018005 r8:84b82400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1330.679158][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.679278][ T32] r5:00001000 r4:ea975000 [ 1330.679336][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.679449][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.679546][ T32] r5:850f5f8c r4:850f5c00 [ 1330.679619][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.679722][ T32] r7:dddced40 r6:83018000 r5:850f5f8c r4:8508d200 [ 1330.679783][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.679947][ T32] r10:61c88647 r9:84b82400 r8:8508d22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.680006][ T32] r4:8508d200 [ 1330.680048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.680154][ T32] r10:00000000 r9:8508d200 r8:8027ecf4 r7:e46e9e60 r6:85080a80 r5:84b82400 [ 1330.680209][ T32] r4:00000001 [ 1330.680248][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.680343][ T32] Exception stack(0xea8d5fb0 to 0xea8d5ff8) [ 1330.680426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.680495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.680590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.680694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.680776][ T32] r4:8508e1c0 [ 1330.681681][ T32] INFO: task kworker/0:213:3910 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.681769][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.682033][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.682155][ T32] Call trace: [ 1330.682228][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.682338][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.682392][ T32] r4:00000000 [ 1330.682435][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.682519][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.682583][ T32] dd20: ba7f1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.682642][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.682700][ T32] dd60: 80000013 ffffffff [ 1330.682756][ T32] r5:80000013 r4:80239bb0 [ 1330.682801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.682887][ T32] r4:82ac21e4 [ 1330.682938][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.683034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.683082][ T32] r4:e46fddc0 [ 1330.683137][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1330.683412][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.683757][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1330.684259][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 4 printk messages dropped ** [ 1330.703732][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 5 printk messages dropped ** [ 1330.704215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.714083][ T32] task:kworker/0:214 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.725753][ T32] r5:84b83000 r4:829187f0 [ 1330.725798][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.725887][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.725987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d9e08 [ 1330.726036][ T32] r4:00000000 [ 1330.726079][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.726175][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.726261][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.726352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f6c0 [ 1330.726430][ T32] r4:00000000 [ 1330.726511][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.726654][ T32] r9:83018005 r8:84b83000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1330.726711][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.726817][ T32] r5:00001000 r4:ea969000 [ 1330.726873][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.726962][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.727051][ T32] r5:850f5b8c r4:850f5800 [ 1330.727118][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.727255][ T32] r7:dddced40 r6:83018000 r5:850f5b8c r4:8508d280 [ 1330.727311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.727439][ T32] r10:61c88647 r9:84b83000 r8:8508d2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.727495][ T32] r4:8508d280 [ 1330.727547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.727673][ T32] r10:00000000 r9:8508d280 r8:8027ecf4 r7:ea8d5e60 r6:85080b80 r5:84b83000 [ 1330.727729][ T32] r4:00000001 [ 1330.727773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.727853][ T32] Exception stack(0xea8d9fb0 to 0xea8d9ff8) [ 1330.727919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.727983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.728046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.728124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.728214][ T32] r4:8508e1c0 [ 1330.729121][ T32] INFO: task kworker/0:214:3911 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.729278][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.729464][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.729575][ T32] Call trace: [ 1330.729642][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.729750][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.729801][ T32] r4:00000000 [ 1330.729874][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.729999][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.730075][ T32] dd20: bae7d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.730207][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.730297][ T32] dd60: 80000013 ffffffff [ 1330.730357][ T32] r5:80000013 r4:80239bb0 [ 1330.730408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.730498][ T32] r4:82ac21e4 [ 1330.730563][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.730655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.730701][ T32] r4:e46fddc0 [ 1330.730773][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.730913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.730964][ T32] r4:00000000 [ 1330.731037][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.731156][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.731203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.731296][ T32] r5:00001000 r4:e042b000 [ 1330.731445][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.731556][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.731647][ T32] r5:8502278c r4:85022400 [ 1330.731721][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.731881][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.731962][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.732064][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.732135][ T32] r4:84753d00 [ 1330.732182][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.732285][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.732335][ T32] r4:00000001 [ 1330.732381][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.732454][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.732541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.732608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.732669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.732739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.732794][ T32] r4:844bb340 [ 1330.732843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.732904][ T32] INFO: task kworker/1:184:3912 blocked for more than 457 seconds. [ 1330.732973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.733051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.733130][ T32] task:kworker/1:184 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.733863][ T32] r5:84b83c00 r4:829187f0 [ 1330.733912][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.734023][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.734197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8dde08 [ 1330.734293][ T32] r4:00000000 [ 1330.734349][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.734469][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.734558][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.755488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097d00 [ 1330.755609][ T32] r4:00000000 [ 1330.755699][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.755871][ T32] r9:83018205 r8:84b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.755952][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.756054][ T32] r5:00001000 r4:e0443000 [ 1330.756113][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.756201][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.756290][ T32] r5:84bc478c r4:84bc4400 [ 1330.756334][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.756547][ T32] r7:ddde2d40 r6:83018200 r5:84bc478c r4:85080b00 [ 1330.756612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.756707][ T32] r10:61c88647 r9:84b83c00 r8:85080b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.756753][ T32] r4:85080b00 [ 1330.756850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.757002][ T32] r10:00000000 r9:85080b00 r8:8027ecf4 r7:e46c9e60 r6:85080c00 r5:84b83c00 [ 1330.757066][ T32] r4:00000001 [ 1330.757196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.757403][ T32] Exception stack(0xea8ddfb0 to 0xea8ddff8) [ 1330.757504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.757578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.757638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.757705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.757754][ T32] r4:8508c440 [ 1330.758570][ T32] INFO: task kworker/1:184:3912 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.758687][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.758862][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.759026][ T32] Call trace: [ 1330.759170][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.759291][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.759350][ T32] r4:00000000 [ 1330.759425][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.759518][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.759608][ T32] dd20: bb0d7000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.759710][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.759769][ T32] dd60: 80000013 ffffffff [ 1330.759823][ T32] r5:80000013 r4:80239bb0 [ 1330.759868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.759984][ T32] r4:82ac21e4 [ 1330.760095][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.760203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.760258][ T32] r4:e46fddc0 [ 1330.760302][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.760396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.760444][ T32] r4:00000000 [ 1330.760487][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.760584][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.760631][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.760716][ T32] r5:00001000 r4:e042b000 [ 1330.760794][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.760887][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.760976][ T32] r5:8502278c r4:85022400 [ 1330.761039][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.761182][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.761232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.761510][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1330.761932][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 3 printk messages dropped ** [ 1330.762203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1330.762610][ T32] task:kworker/1:185 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.763231][ T32] r5:84b84800 r4:829187f0 [ 1330.763274][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.763363][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.763469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b5e08 [ 1330.763549][ T32] r4:00000000 [ 1330.763631][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.763754][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.763852][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.763951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097040 [ 1330.764003][ T32] r4:00000000 [ 1330.764049][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.764187][ T32] r9:83018205 r8:84b84800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1330.764241][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.764364][ T32] r5:00001000 r4:dfc71000 [ 1330.764417][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.764499][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.764587][ T32] r5:84bb378c r4:84bb3400 [ 1330.795855][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.796052][ T32] r7:ddde2d40 r6:83018200 r5:84bb378c r4:85080c80 [ 1330.796120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.796226][ T32] r10:61c88647 r9:84b84800 r8:85080cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.796311][ T32] r4:85080c80 [ 1330.796369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.796472][ T32] r10:00000000 r9:85080c80 r8:8027ecf4 r7:ea8dde60 r6:85080d00 r5:84b84800 [ 1330.796524][ T32] r4:00000001 [ 1330.796568][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.796645][ T32] Exception stack(0xea8b5fb0 to 0xea8b5ff8) [ 1330.796708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.796775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.796835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.796901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.796985][ T32] r4:85097280 [ 1330.797848][ T32] INFO: task kworker/1:185:3915 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.797941][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.798141][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.798255][ T32] Call trace: [ 1330.798362][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.798477][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.798559][ T32] r4:00000000 [ 1330.798753][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.798868][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.798971][ T32] dd20: bb56f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.799074][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.799178][ T32] dd60: 80000013 ffffffff [ 1330.799239][ T32] r5:80000013 r4:80239bb0 [ 1330.799314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.799411][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.799630][ T32] r4:e46fddc0 ** 1 printk messages dropped ** [ 1330.799813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 6 printk messages dropped ** [ 1330.800405][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.800824][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1330.801216][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 3 printk messages dropped ** [ 1330.801539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1330.801925][ T32] task:kworker/1:186 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1330.802562][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.802651][ T32] r5:849ae000 r4:829187f0 [ 1330.802721][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.802893][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.803029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e1e08 [ 1330.803146][ T32] r4:00000000 [ 1330.803202][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.803319][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.803407][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.803495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097280 [ 1330.803540][ T32] r4:00000000 [ 1330.803634][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.803731][ T32] r9:83018205 r8:849ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1330.803773][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.803885][ T32] r5:00001000 r4:dfe23000 [ 1330.803935][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.804154][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.804254][ T32] r5:84bb3b8c r4:84bb3800 [ 1330.804303][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.804471][ T32] r7:ddde2d40 r6:83018200 r5:84bb3b8c r4:85080d80 [ 1330.804526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.834204][ T32] r10:61c88647 r9:849ae000 r8:85080dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.834384][ T32] r4:85080d80 [ 1330.834443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.834585][ T32] r10:00000000 r9:85080d80 r8:8027ecf4 r7:ea8dde60 r6:8508d300 r5:849ae000 [ 1330.834689][ T32] r4:00000001 [ 1330.835483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.835606][ T32] Exception stack(0xea8e1fb0 to 0xea8e1ff8) [ 1330.835674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.835741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.835801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.835904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.835964][ T32] r4:850971c0 [ 1330.836772][ T32] INFO: task kworker/1:186:3916 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.836913][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837144][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.837251][ T32] Call trace: [ 1330.837335][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1330.837451][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1330.837504][ T32] r4:00000000 [ 1330.837546][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.837630][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.837697][ T32] dd20: bb97c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.837789][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.837850][ T32] dd60: 80000013 ffffffff [ 1330.837932][ T32] r5:80000013 r4:80239bb0 [ 1330.838019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.838122][ T32] r4:82ac21e4 [ 1330.838171][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.838262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.838313][ T32] r4:e46fddc0 [ 1330.838358][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.838480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.838568][ T32] r4:00000000 [ 1330.838618][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.838721][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.838770][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.838859][ T32] r5:00001000 r4:e042b000 [ 1330.838905][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.839014][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.839166][ T32] r5:8502278c r4:85022400 [ 1330.839220][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.839392][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.839448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.839549][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.839630][ T32] r4:84753d00 [ 1330.839681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.840002][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.840323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.841162][ T32] r4:849a3000 ** 1 printk messages dropped ** [ 1330.841303][ T32] r5:849a3000 r4:829187f0 [ 1330.841377][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.841502][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.841722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8ede08 [ 1330.841785][ T32] r4:00000000 [ 1330.841832][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.841917][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.841998][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.842098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097440 [ 1330.842174][ T32] r4:00000000 [ 1330.842218][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.842313][ T32] r9:83018205 r8:849a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1330.842366][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.842491][ T32] r5:00001000 r4:dfe63000 [ 1330.842566][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.842652][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.842745][ T32] r5:84bb3f8c r4:84bb3c00 [ 1330.842790][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.842885][ T32] r7:ddde2d40 r6:83018200 r5:84bb3f8c r4:85080e00 [ 1330.842929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.843019][ T32] r10:61c88647 r9:849a3000 r8:85080e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.843066][ T32] r4:85080e00 [ 1330.843112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.843201][ T32] r10:00000000 r9:85080e00 r8:8027ecf4 r7:ea8dde60 r6:8508d380 r5:849a3000 [ 1330.843249][ T32] r4:00000001 [ 1330.843326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.843412][ T32] Exception stack(0xea8edfb0 to 0xea8edff8) [ 1330.843473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.843535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.843625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.843696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.843758][ T32] r4:85097100 [ 1330.844308][ T32] INFO: task kworker/1:187:3919 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1330.844421][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.844587][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.869986][ T32] Call trace: ** 1 printk messages dropped ** [ 1330.870269][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 4 printk messages dropped ** [ 1330.870664][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.870734][ T32] dd60: 80000013 ffffffff [ 1330.870788][ T32] r5:80000013 r4:80239bb0 [ 1330.870857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.871003][ T32] r4:82ac21e4 [ 1330.871058][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.871162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.871214][ T32] r4:e46fddc0 [ 1330.871258][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.871354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.871423][ T32] r4:00000000 [ 1330.871472][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.871573][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.871621][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.871768][ T32] r5:00001000 r4:e042b000 [ 1330.871859][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.871986][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.872224][ T32] r5:8502278c r4:85022400 [ 1330.872282][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.872385][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.872465][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.872579][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.872791][ T32] r4:84753d00 [ 1330.872850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.873033][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.873125][ T32] r4:00000001 [ 1330.873346][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.873437][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.873499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.873564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.873622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.873687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1330.874040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.889771][ T32] r5:84758000 r4:829187f0 [ 1330.889822][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.889973][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.890236][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.890618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850975c0 ** 6 printk messages dropped ** [ 1330.891299][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.891941][ T32] r4:85080e80 ** 4 printk messages dropped ** [ 1330.892513][ T32] Exception stack(0xea8f1fb0 to 0xea8f1ff8) ** 4 printk messages dropped ** [ 1330.893118][ T32] r4:85097200 ** 2 printk messages dropped ** [ 1330.894318][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.916029][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1330.916117][ T32] dd20: bc318000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1330.916186][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.916241][ T32] dd60: 80000013 ffffffff [ 1330.916404][ T32] r5:80000013 r4:80239bb0 [ 1330.916522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.916622][ T32] r4:82ac21e4 [ 1330.916693][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.916830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.916889][ T32] r4:e46fddc0 [ 1330.916934][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.917028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.917078][ T32] r4:00000000 [ 1330.917162][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.917268][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.917317][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.917446][ T32] r5:00001000 r4:e042b000 [ 1330.917500][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.917616][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.917720][ T32] r5:8502278c r4:85022400 [ 1330.917768][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.917895][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.917951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.918051][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.918166][ T32] r4:84753d00 [ 1330.918222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.918346][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.918403][ T32] r4:00000001 [ 1330.918450][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.918529][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.918588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.918685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.918752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.918849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.918905][ T32] r4:844bb340 [ 1330.918958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.919017][ T32] INFO: task kworker/1:189:3922 blocked for more than 457 seconds. [ 1330.919082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.919144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.919188][ T32] task:kworker/1:189 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.919363][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.919462][ T32] Call trace: [ 1330.919531][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.919632][ T32] r10:829187f4 r9:ea7fdd84 r8:00000002 r7:60000013 r6:ea7fdd8c r5:84b85400 [ 1330.919686][ T32] r4:84b85400 [ 1330.919759][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.919893][ T32] r5:84b85400 r4:829187f0 [ 1330.919945][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.920036][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.920187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7fde08 [ 1330.920276][ T32] r4:00000000 [ 1330.920333][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.920426][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.920550][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.920651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097700 ** 6 printk messages dropped ** [ 1330.921318][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.921839][ T32] r4:85080f00 ** 4 printk messages dropped ** [ 1330.922224][ T32] Exception stack(0xea7fdfb0 to 0xea7fdff8) ** 5 printk messages dropped ** [ 1330.923360][ T32] INFO: task kworker/1:189:3922 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 9 printk messages dropped ** [ 1330.924288][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1330.924377][ T32] dd60: 80000013 ffffffff [ 1330.924463][ T32] r5:80000013 r4:80239bb0 [ 1330.924515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.924601][ T32] r4:82ac21e4 [ 1330.924719][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.955564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1330.955671][ T32] r4:e46fddc0 [ 1330.955730][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.955863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1330.955945][ T32] r4:00000000 [ 1330.955999][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.956148][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.956207][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.956304][ T32] r5:00001000 r4:e042b000 [ 1330.956350][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.956434][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.956554][ T32] r5:8502278c r4:85022400 [ 1330.956608][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.956711][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1330.956789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.956921][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.957006][ T32] r4:84753d00 [ 1330.957059][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.957200][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1330.957251][ T32] r4:00000001 [ 1330.957295][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.957373][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1330.957469][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.957540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.957615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.957689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.957740][ T32] r4:844bb340 [ 1330.957787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.957842][ T32] INFO: task kworker/1:190:3925 blocked for more than 457 seconds. [ 1330.957904][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.957951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.957992][ T32] task:kworker/1:190 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.958137][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.958233][ T32] Call trace: [ 1330.958369][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.958485][ T32] r10:829187f4 r9:ea8f5d84 r8:00000002 r7:60000013 r6:ea8f5d8c r5:84b86000 [ 1330.958565][ T32] r4:84b86000 [ 1330.958645][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.958740][ T32] r5:84b86000 r4:829187f0 [ 1330.958792][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.958881][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.958998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 [ 1330.959053][ T32] r4:00000000 [ 1330.959097][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.959187][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.959263][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.959358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097840 [ 1330.959414][ T32] r4:00000000 [ 1330.959520][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.959626][ T32] r9:83018205 r8:84b86000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1330.959704][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.959826][ T32] r5:00001000 r4:e0408000 [ 1330.959876][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.959973][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.960098][ T32] r5:847b8b8c r4:847b8800 [ 1330.960153][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.960646][ T32] r10:00000000 r9:85080000 r8:8027ecf4 r7:ea8dde60 r6:85080080 r5:84b86000 ** 5 printk messages dropped ** [ 1330.961040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.962333][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.963078][ T32] dd60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.963501][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1330.963892][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 1330.964473][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 2 printk messages dropped ** [ 1330.989158][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1330.990096][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 5 printk messages dropped ** [ 1330.990911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.991028][ T32] INFO: task kworker/1:191:3926 blocked for more than 457 seconds. [ 1330.991110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.991192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.991257][ T32] task:kworker/1:191 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.991375][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.991649][ T32] Call trace: [ 1330.991733][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1330.991844][ T32] r10:829187f4 r9:ea8fdd84 r8:00000002 r7:60000013 r6:ea8fdd8c r5:84b86c00 [ 1330.992030][ T32] r4:84b86c00 [ 1330.992092][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1330.992207][ T32] r5:84b86c00 r4:829187f0 [ 1330.992270][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.992362][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.992461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8fde08 [ 1330.992508][ T32] r4:00000000 [ 1330.992551][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1330.992802][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1330.992904][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1330.992999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097980 [ 1330.993049][ T32] r4:00000000 [ 1330.993132][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1330.993246][ T32] r9:83018205 r8:84b86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1330.993296][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.993391][ T32] r5:00001000 r4:e0416000 [ 1330.993440][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1330.993525][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.993615][ T32] r5:847bab8c r4:847ba800 [ 1330.993659][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.993785][ T32] r7:ddde2d40 r6:83018200 r5:847bab8c r4:85080100 [ 1330.993839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.993938][ T32] r10:61c88647 r9:84b86c00 r8:8508012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.994034][ T32] r4:85080100 [ 1330.994085][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.994200][ T32] r10:00000000 r9:85080100 r8:8027ecf4 r7:ea8dde60 r6:85080180 r5:84b86c00 [ 1330.994253][ T32] r4:00000001 [ 1330.994297][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.994373][ T32] Exception stack(0xea8fdfb0 to 0xea8fdff8) [ 1330.994434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.994623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.020074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.020250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.020364][ T32] r4:850976c0 [ 1331.021220][ T32] INFO: task kworker/1:191:3926 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.021390][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.021550][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.021731][ T32] Call trace: [ 1331.021874][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.022111][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.022190][ T32] r4:00000000 [ 1331.022271][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.022365][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.022430][ T32] dd20: bd080000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.022496][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.022549][ T32] dd60: 80000013 ffffffff [ 1331.022694][ T32] r5:80000013 r4:80239bb0 [ 1331.022751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.022844][ T32] r4:82ac21e4 [ 1331.022892][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.022984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.023030][ T32] r4:e46fddc0 [ 1331.023069][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.023165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.023353][ T32] r4:00000000 [ 1331.023501][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.023616][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.023666][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.023754][ T32] r5:00001000 r4:e042b000 [ 1331.023837][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.023928][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.024025][ T32] r5:8502278c r4:85022400 [ 1331.024070][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.024181][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.024229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.024326][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.024379][ T32] r4:84753d00 [ 1331.024473][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.024579][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.024660][ T32] r4:00000001 [ 1331.035853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.036088][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.036216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.036287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.036394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.036467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.036517][ T32] r4:844bb340 [ 1331.036565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.036624][ T32] INFO: task kworker/1:192:3929 blocked for more than 457 seconds. [ 1331.036720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.036784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.036833][ T32] task:kworker/1:192 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.036946][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.037074][ T32] Call trace: [ 1331.037182][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.037291][ T32] r10:829187f4 r9:ea901d84 r8:00000002 r7:60000013 r6:ea901d8c r5:84b80c00 [ 1331.037348][ T32] r4:84b80c00 [ 1331.037406][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.037556][ T32] r5:84b80c00 r4:829187f0 [ 1331.037614][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.037704][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.037891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea901e08 [ 1331.037957][ T32] r4:00000000 [ 1331.038012][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.038209][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.038309][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.038405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097b80 [ 1331.038455][ T32] r4:00000000 [ 1331.038540][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.038652][ T32] r9:83018205 r8:84b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1331.038825][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.038999][ T32] r5:00001000 r4:e042d000 [ 1331.039056][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.039191][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.039290][ T32] r5:84bc438c r4:84bc4000 [ 1331.039343][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.039446][ T32] r7:ddde2d40 r6:83018200 r5:84bc438c r4:85080200 [ 1331.039642][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.039771][ T32] r10:61c88647 r9:84b80c00 r8:8508022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.039941][ T32] r4:85080200 [ 1331.040004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.040147][ T32] r10:00000000 r9:85080200 r8:8027ecf4 r7:ea8dde60 r6:85080280 r5:84b80c00 [ 1331.040205][ T32] r4:00000001 [ 1331.040252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.040325][ T32] Exception stack(0xea901fb0 to 0xea901ff8) [ 1331.040384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.040524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.040612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.040682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.040818][ T32] r4:85097800 [ 1331.041722][ T32] INFO: task kworker/1:192:3929 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.041935][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.042460][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.042751][ T32] Call trace: [ 1331.042953][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.043126][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.043186][ T32] r4:00000000 [ 1331.043314][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.043403][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.043466][ T32] dd20: bd080000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.043525][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.043662][ T32] dd60: 80000013 ffffffff [ 1331.043756][ T32] r5:80000013 r4:80239bb0 [ 1331.043810][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.043952][ T32] r4:82ac21e4 [ 1331.044116][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.044224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.044274][ T32] r4:e46fddc0 [ 1331.044317][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.044479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.044538][ T32] r4:00000000 [ 1331.044581][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.080390][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.080484][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.080621][ T32] r5:00001000 r4:e042b000 [ 1331.080668][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.080754][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.080879][ T32] r5:8502278c r4:85022400 [ 1331.080956][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.081062][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.081148][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.081251][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.081302][ T32] r4:84753d00 [ 1331.081347][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.081511][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.081593][ T32] r4:00000001 [ 1331.081645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.081726][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.081791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.081857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.081917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.082013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.082071][ T32] r4:844bb340 [ 1331.082137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.082233][ T32] INFO: task kworker/1:193:3931 blocked for more than 457 seconds. [ 1331.082315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.082371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.082418][ T32] task:kworker/1:193 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.082534][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.082629][ T32] Call trace: [ 1331.082924][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.083037][ T32] r10:829187f4 r9:ea905d84 r8:00000002 r7:60000113 r6:ea905d8c r5:84792400 [ 1331.083134][ T32] r4:84792400 [ 1331.083218][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.083315][ T32] r5:84792400 r4:829187f0 [ 1331.083454][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.083553][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.083703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea905e08 [ 1331.083764][ T32] r4:00000000 [ 1331.083808][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.083892][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.084005][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.084209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097e40 [ 1331.084269][ T32] r4:00000000 [ 1331.084316][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.084417][ T32] r9:83018205 r8:84792400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.084510][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.084778][ T32] r5:00001000 r4:e045f000 [ 1331.097877][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.098040][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.098144][ T32] r5:84bc4b8c r4:84bc4800 [ 1331.098189][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.098282][ T32] r7:ddde2d40 r6:83018200 r5:84bc4b8c r4:85080300 [ 1331.098327][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.098445][ T32] r10:61c88647 r9:84792400 r8:8508032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.098500][ T32] r4:85080300 [ 1331.098558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.098662][ T32] r10:00000000 r9:85080300 r8:8027ecf4 r7:ea8dde60 r6:85080380 r5:84792400 [ 1331.098714][ T32] r4:00000001 [ 1331.098758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.098921][ T32] Exception stack(0xea905fb0 to 0xea905ff8) [ 1331.099001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.099069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.099142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.099249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.099322][ T32] r4:85097a00 [ 1331.100179][ T32] INFO: task kworker/1:193:3931 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.100268][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.100464][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.100571][ T32] Call trace: [ 1331.100640][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.100768][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.100826][ T32] r4:00000000 [ 1331.100872][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.100958][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.101042][ T32] dd20: bd6db000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.101149][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.101210][ T32] dd60: 80000013 ffffffff [ 1331.101283][ T32] r5:80000013 r4:80239bb0 [ 1331.101337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.101432][ T32] r4:82ac21e4 [ 1331.101479][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.101576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.101629][ T32] r4:e46fddc0 [ 1331.101671][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.101828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.101887][ T32] r4:00000000 [ 1331.101948][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.102057][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.102119][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.102214][ T32] r5:00001000 r4:e042b000 [ 1331.102261][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.102345][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.102436][ T32] r5:8502278c r4:85022400 [ 1331.102480][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.102573][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.102627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.102726][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.102778][ T32] r4:84753d00 [ 1331.102824][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.102947][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.103014][ T32] r4:00000001 [ 1331.103058][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.103146][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.103225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.103292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.103353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.103420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.103469][ T32] r4:844bb340 [ 1331.103515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.103596][ T32] INFO: task kworker/1:194:3933 blocked for more than 457 seconds. [ 1331.103689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.103754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.103799][ T32] task:kworker/1:194 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.103985][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.104099][ T32] Call trace: [ 1331.104228][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.104376][ T32] r10:829187f4 r9:ea909d84 r8:00000002 r7:60000113 r6:ea909d8c r5:84aa6c00 [ 1331.104435][ T32] r4:84aa6c00 [ 1331.104481][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.104569][ T32] r5:84aa6c00 r4:829187f0 [ 1331.104613][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.121824][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.122204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1331.122560][ T32] r4:00000000 [ 1331.122678][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.122769][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.122860][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.122953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85097e80 [ 1331.123006][ T32] r4:00000000 [ 1331.123052][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.123192][ T32] r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1331.123248][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.123402][ T32] r5:00001000 r4:e048b000 [ 1331.123526][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.123655][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.123912][ T32] r5:84bc4f8c r4:84bc4c00 [ 1331.123969][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.124073][ T32] r7:ddde2d40 r6:83018200 r5:84bc4f8c r4:85080400 [ 1331.124133][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.124308][ T32] r10:61c88647 r9:84aa6c00 r8:8508042c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.124371][ T32] r4:85080400 [ 1331.124417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.124659][ T32] r10:00000000 r9:85080400 r8:8027ecf4 r7:ea905e60 r6:85082000 r5:84aa6c00 [ 1331.124736][ T32] r4:00000001 [ 1331.124780][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.124854][ T32] Exception stack(0xea909fb0 to 0xea909ff8) [ 1331.149017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.149233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.149300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.149382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.149435][ T32] r4:85097cc0 [ 1331.150245][ T32] INFO: task kworker/1:194:3933 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.150385][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.150547][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.150724][ T32] Call trace: [ 1331.150917][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.151059][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.151126][ T32] r4:00000000 [ 1331.151190][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.151285][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.151353][ T32] dd20: be01a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.151454][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.151655][ T32] dd60: 80000013 ffffffff [ 1331.151723][ T32] r5:80000013 r4:80239bb0 [ 1331.151817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.151923][ T32] r4:82ac21e4 [ 1331.151986][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.152108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.152263][ T32] r4:e46fddc0 [ 1331.152323][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.152433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.152486][ T32] r4:00000000 [ 1331.152538][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.152644][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.152720][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.152817][ T32] r5:00001000 r4:e042b000 [ 1331.152883][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.152996][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.153134][ T32] r5:8502278c r4:85022400 [ 1331.153191][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.153393][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.153508][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.153623][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.153699][ T32] r4:84753d00 [ 1331.153752][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.153853][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.153951][ T32] r4:00000001 [ 1331.154005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.154085][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.154156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.154221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.154281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.154345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.154398][ T32] r4:844bb340 [ 1331.154446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.154505][ T32] INFO: task kworker/1:195:3935 blocked for more than 457 seconds. [ 1331.154575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.154631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.163723][ T32] task:kworker/1:195 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.164082][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.164221][ T32] Call trace: [ 1331.164289][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.164410][ T32] r10:829187f4 r9:ea90dd84 r8:00000002 r7:60000013 r6:ea90dd8c r5:84b88000 [ 1331.164462][ T32] r4:84b88000 [ 1331.164524][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.164621][ T32] r5:84b88000 r4:829187f0 [ 1331.169725][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.169946][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.170083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1331.170185][ T32] r4:00000000 [ 1331.170238][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.170340][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.170467][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.170570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cc00 [ 1331.170621][ T32] r4:00000000 [ 1331.170665][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.170768][ T32] r9:83018205 r8:84b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1331.170829][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.170953][ T32] r5:00001000 r4:e04a9000 [ 1331.170999][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.171084][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.171188][ T32] r5:84bc538c r4:84bc5000 [ 1331.171235][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.171360][ T32] r7:ddde2d40 r6:83018200 r5:84bc538c r4:85082080 [ 1331.171423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.171547][ T32] r10:61c88647 r9:84b88000 r8:850820ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.171614][ T32] r4:85082080 [ 1331.171659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.171776][ T32] r10:00000000 r9:85082080 r8:8027ecf4 r7:ea909e60 r6:85082100 r5:84b88000 [ 1331.171830][ T32] r4:00000001 [ 1331.171920][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.172007][ T32] Exception stack(0xea90dfb0 to 0xea90dff8) [ 1331.172109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.172225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.172292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.172361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.172442][ T32] r4:85097e00 [ 1331.173272][ T32] INFO: task kworker/1:195:3935 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.173365][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.173673][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.173811][ T32] Call trace: [ 1331.173893][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.174000][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.174052][ T32] r4:00000000 [ 1331.174097][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.174209][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.174289][ T32] dd20: be01a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.174353][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.174423][ T32] dd60: 80000013 ffffffff [ 1331.174477][ T32] r5:80000013 r4:80239bb0 [ 1331.174525][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.174659][ T32] r4:82ac21e4 [ 1331.174765][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.193500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.193597][ T32] r4:e46fddc0 [ 1331.193662][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.193833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.193914][ T32] r4:00000000 [ 1331.193964][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.194084][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.194149][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.194246][ T32] r5:00001000 r4:e042b000 [ 1331.194292][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.194395][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.194499][ T32] r5:8502278c r4:85022400 [ 1331.194547][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.194710][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.200071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.200262][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.200323][ T32] r4:84753d00 [ 1331.200394][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.200501][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.200567][ T32] r4:00000001 [ 1331.200616][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.200713][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.200785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.200849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.200923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.201169][ T32] r4:844bb340 [ 1331.201229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.201286][ T32] INFO: task kworker/1:196:3936 blocked for more than 457 seconds. [ 1331.201349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.201401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.201444][ T32] task:kworker/1:196 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.201581][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.201679][ T32] Call trace: [ 1331.201818][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.201937][ T32] r10:829187f4 r9:ea851d84 r8:00000002 r7:60000013 r6:ea851d8c r5:84b88c00 [ 1331.202004][ T32] r4:84b88c00 [ 1331.202054][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.202173][ T32] r5:84b88c00 r4:829187f0 [ 1331.202248][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.202341][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.202442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea851e08 [ 1331.202491][ T32] r4:00000000 [ 1331.202537][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.202627][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.202786][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.202916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077180 [ 1331.202979][ T32] r4:00000000 [ 1331.203074][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.203203][ T32] r9:83018205 r8:84b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1331.203254][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.203363][ T32] r5:00001000 r4:e04cf000 [ 1331.203417][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.203501][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.203605][ T32] r5:84bc578c r4:84bc5400 [ 1331.203655][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.203775][ T32] r7:ddde2d40 r6:83018200 r5:84bc578c r4:85082180 [ 1331.203874][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.203987][ T32] r10:61c88647 r9:84b88c00 r8:850821ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.204038][ T32] r4:85082180 [ 1331.204080][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.204285][ T32] r10:00000000 r9:85082180 r8:8027ecf4 r7:ea90de60 r6:85082200 r5:84b88c00 [ 1331.204374][ T32] r4:00000001 [ 1331.204446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.204535][ T32] Exception stack(0xea851fb0 to 0xea851ff8) [ 1331.204592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.204732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.219226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.219365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.219430][ T32] r4:8508c640 [ 1331.220245][ T32] INFO: task kworker/1:196:3936 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.220344][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.220490][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.220633][ T32] Call trace: [ 1331.220704][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.220858][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.220935][ T32] r4:00000000 [ 1331.221003][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.221145][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.221238][ T32] dd20: be67f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.221307][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.221366][ T32] dd60: 80000013 ffffffff [ 1331.221422][ T32] r5:80000013 r4:80239bb0 [ 1331.221468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.221555][ T32] r4:82ac21e4 [ 1331.221602][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.221711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.221769][ T32] r4:e46fddc0 [ 1331.221814][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.221909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.221959][ T32] r4:00000000 [ 1331.222005][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.222121][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.222203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.222330][ T32] r5:00001000 r4:e042b000 [ 1331.222438][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.222567][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.222669][ T32] r5:8502278c r4:85022400 [ 1331.222714][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.222817][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.222866][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.222982][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.223045][ T32] r4:84753d00 [ 1331.223092][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.223218][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.223274][ T32] r4:00000001 [ 1331.223318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.223397][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.223480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.223570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.223636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.223729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.223786][ T32] r4:844bb340 [ 1331.223851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.224004][ T32] INFO: task kworker/1:197:3939 blocked for more than 457 seconds. [ 1331.224151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.224322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.224454][ T32] task:kworker/1:197 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.224590][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.245769][ T32] Call trace: [ 1331.245900][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.246053][ T32] r10:829187f4 r9:ea919d84 r8:00000002 r7:60000113 r6:ea919d8c r5:84b89800 [ 1331.246126][ T32] r4:84b89800 [ 1331.246173][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.246277][ T32] r5:84b89800 r4:829187f0 [ 1331.246332][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.246427][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.246526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08 [ 1331.246576][ T32] r4:00000000 [ 1331.246634][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.246724][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.246811][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.246898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077280 [ 1331.246943][ T32] r4:00000000 [ 1331.246982][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.247091][ T32] r9:83018205 r8:84b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1331.247152][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.247258][ T32] r5:00001000 r4:e04e7000 [ 1331.247318][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.247406][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.247495][ T32] r5:84bc5b8c r4:84bc5800 [ 1331.247540][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.247637][ T32] r7:ddde2d40 r6:83018200 r5:84bc5b8c r4:85082280 [ 1331.247698][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.247805][ T32] r10:61c88647 r9:84b89800 r8:850822ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.247855][ T32] r4:85082280 [ 1331.247900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.247996][ T32] r10:00000000 r9:85082280 r8:8027ecf4 r7:ea851e60 r6:85082300 r5:84b89800 [ 1331.248045][ T32] r4:00000001 [ 1331.248109][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.248195][ T32] Exception stack(0xea919fb0 to 0xea919ff8) [ 1331.248274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.248342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.248404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.248470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.248543][ T32] r4:850771c0 [ 1331.249407][ T32] INFO: task kworker/1:197:3939 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.249496][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.249701][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.249831][ T32] Call trace: [ 1331.249897][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.250058][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.250125][ T32] r4:00000000 [ 1331.250195][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.250309][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.250391][ T32] dd20: be7c0000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.250483][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.250585][ T32] dd60: 80000013 ffffffff [ 1331.250644][ T32] r5:80000013 r4:80239bb0 [ 1331.250691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.250775][ T32] r4:82ac21e4 [ 1331.250836][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.250970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.251021][ T32] r4:e46fddc0 [ 1331.251080][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.251191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.251276][ T32] r4:00000000 [ 1331.251325][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.251429][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.251477][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.251567][ T32] r5:00001000 r4:e042b000 [ 1331.251613][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.251711][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.251814][ T32] r5:8502278c r4:85022400 [ 1331.251861][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.251969][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.252044][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.252157][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.252207][ T32] r4:84753d00 [ 1331.252249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.252344][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.252411][ T32] r4:00000001 [ 1331.252575][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.252664][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.252734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.252795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.252872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.252939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.253014][ T32] r4:844bb340 [ 1331.253075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.253197][ T32] INFO: task kworker/1:198:3941 blocked for more than 457 seconds. [ 1331.253283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.253337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.253411][ T32] task:kworker/1:198 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.253518][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.253675][ T32] Call trace: [ 1331.253769][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.253877][ T32] r10:829187f4 r9:ea921d84 r8:00000002 r7:60000113 r6:ea921d8c r5:84b8a400 [ 1331.253952][ T32] r4:84b8a400 [ 1331.254026][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.254134][ T32] r5:84b8a400 r4:829187f0 [ 1331.254179][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.254269][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.254387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea921e08 [ 1331.254443][ T32] r4:00000000 [ 1331.254512][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.254618][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.288711][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.288887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077440 [ 1331.288944][ T32] r4:00000000 [ 1331.289011][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.289159][ T32] r9:83018205 r8:84b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1331.289212][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.289314][ T32] r5:00001000 r4:e04f7000 [ 1331.289362][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.289447][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.289539][ T32] r5:84bc5f8c r4:84bc5c00 [ 1331.289582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.289700][ T32] r7:ddde2d40 r6:83018200 r5:84bc5f8c r4:85082380 [ 1331.289758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.289858][ T32] r10:61c88647 r9:84b8a400 r8:850823ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.289911][ T32] r4:85082380 [ 1331.289970][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.290074][ T32] r10:00000000 r9:85082380 r8:8027ecf4 r7:ea919e60 r6:85082400 r5:84b8a400 [ 1331.290146][ T32] r4:00000001 [ 1331.290247][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.290342][ T32] Exception stack(0xea921fb0 to 0xea921ff8) [ 1331.290414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.290495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.290563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.290628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.290681][ T32] r4:85077300 [ 1331.291521][ T32] INFO: task kworker/1:198:3941 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.291631][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.291775][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.291938][ T32] Call trace: [ 1331.292012][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.292142][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.292204][ T32] r4:00000000 [ 1331.292253][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.292340][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.292412][ T32] dd20: bed46000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.292504][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.292621][ T32] dd60: 80000013 ffffffff [ 1331.292696][ T32] r5:80000013 r4:80239bb0 [ 1331.292766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.292858][ T32] r4:82ac21e4 [ 1331.292908][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.293004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.293074][ T32] r4:e46fddc0 [ 1331.293188][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.293440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.293529][ T32] r4:00000000 [ 1331.293579][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.293725][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.293862][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.293977][ T32] r5:00001000 r4:e042b000 [ 1331.294026][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.294129][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.294232][ T32] r5:8502278c r4:85022400 [ 1331.294278][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.294380][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.294453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.294559][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.294610][ T32] r4:84753d00 [ 1331.306977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.307277][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.307347][ T32] r4:00000001 [ 1331.307419][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.307522][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.307605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.307680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.307757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.307851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.307959][ T32] r4:844bb340 [ 1331.308093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.308177][ T32] INFO: task kworker/1:199:3943 blocked for more than 457 seconds. [ 1331.308247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.308301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.308348][ T32] task:kworker/1:199 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.308461][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.308558][ T32] Call trace: [ 1331.308624][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.308730][ T32] r10:829187f4 r9:ea925d84 r8:00000002 r7:60000113 r6:ea925d8c r5:84b8b000 [ 1331.308810][ T32] r4:84b8b000 [ 1331.308866][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.308959][ T32] r5:84b8b000 r4:829187f0 [ 1331.309004][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.309160][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.309285][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea925e08 [ 1331.309351][ T32] r4:00000000 [ 1331.309401][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.309518][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.309612][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.309722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077580 [ 1331.309833][ T32] r4:00000000 [ 1331.309932][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.310051][ T32] r9:83018205 r8:84b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1331.310106][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.310201][ T32] r5:00001000 r4:e0505000 [ 1331.310246][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.310329][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.310515][ T32] r5:84bc638c r4:84bc6000 [ 1331.310590][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.310695][ T32] r7:ddde2d40 r6:83018200 r5:84bc638c r4:85082480 [ 1331.310773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.310902][ T32] r10:61c88647 r9:84b8b000 r8:850824ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.310958][ T32] r4:85082480 [ 1331.311001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.311097][ T32] r10:00000000 r9:85082480 r8:8027ecf4 r7:ea921e60 r6:85082500 r5:84b8b000 [ 1331.311157][ T32] r4:00000001 [ 1331.311200][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.311292][ T32] Exception stack(0xea925fb0 to 0xea925ff8) [ 1331.311359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.311514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.311596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.311691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.311777][ T32] r4:85077500 [ 1331.312592][ T32] INFO: task kworker/1:199:3943 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.312690][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.312814][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.312932][ T32] Call trace: [ 1331.313011][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.313158][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.313213][ T32] r4:00000000 [ 1331.313271][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1331.313470][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1331.314078][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.314583][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.336158][ T32] r4:84753d00 [ 1331.336236][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.336347][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.336421][ T32] r4:00000001 [ 1331.336497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.336592][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.336684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.336754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.336815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.336880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.336935][ T32] r4:844bb340 [ 1331.336989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.337069][ T32] INFO: task kworker/1:200:3945 blocked for more than 457 seconds. [ 1331.337179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.337237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.337287][ T32] task:kworker/1:200 state:D stack:0 pid:3945 tgid:3945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.337467][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.337578][ T32] Call trace: [ 1331.337648][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.337751][ T32] r10:829187f4 r9:ea929d84 r8:00000002 r7:60000013 r6:ea929d8c r5:84b8bc00 [ 1331.337804][ T32] r4:84b8bc00 [ 1331.337846][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.337935][ T32] r5:84b8bc00 r4:829187f0 [ 1331.337981][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.338076][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.338193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 [ 1331.338263][ T32] r4:00000000 [ 1331.338314][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.338401][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.338502][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.338600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077900 [ 1331.338675][ T32] r4:00000000 [ 1331.338734][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.338837][ T32] r9:83018205 r8:84b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1331.338902][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.338998][ T32] r5:00001000 r4:e46dd000 [ 1331.339043][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.339472][ T32] r7:ddde2d40 r6:83018200 r5:84bc6b8c r4:85082580 ** 7 printk messages dropped ** [ 1331.340085][ T32] Exception stack(0xea929fb0 to 0xea929ff8) ** 6 printk messages dropped ** [ 1331.341508][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.342526][ T32] r5:80000013 r4:80239bb0 [ 1331.342613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.342740][ T32] r4:82ac21e4 [ 1331.342795][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.342889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.342939][ T32] r4:e46fddc0 [ 1331.342996][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.343176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.343236][ T32] r4:00000000 [ 1331.343279][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.343406][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.343460][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.343556][ T32] r5:00001000 r4:e042b000 [ 1331.343602][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.343716][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.343822][ T32] r5:8502278c r4:85022400 [ 1331.343917][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.344027][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.344080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.344201][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.344254][ T32] r4:84753d00 [ 1331.344297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.344395][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.344445][ T32] r4:00000001 [ 1331.344490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.344571][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.344632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.379439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.379538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.379646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.379751][ T32] r4:844bb340 [ 1331.379813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.379877][ T32] INFO: task kworker/1:201:3946 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1331.380175][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.380811][ T32] r5:8475a400 r4:829187f0 [ 1331.380855][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.381372][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.382187][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.382972][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.384163][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.384746][ T32] dd60: 80000013 ffffffff [ 1331.395385][ T32] r5:80000013 r4:80239bb0 [ 1331.395432][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.395532][ T32] r4:82ac21e4 [ 1331.395581][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.395633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.395680][ T32] r4:e46fddc0 [ 1331.395711][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.395781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.395827][ T32] r4:00000000 [ 1331.395851][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.395903][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.395926][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.395995][ T32] r5:00001000 r4:e042b000 [ 1331.396020][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.396143][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.396194][ T32] r5:8502278c r4:85022400 [ 1331.396215][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.396264][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.396286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.396334][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.396363][ T32] r4:84753d00 [ 1331.396412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.396465][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.396515][ T32] r4:00000001 [ 1331.396549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.396616][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.396680][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.396975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.398068][ T32] r5:84758c00 r4:829187f0 [ 1331.398174][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.398323][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.398445][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.398945][ T32] r5:84bd178c r4:84bd1400 ** 6 printk messages dropped ** [ 1331.399333][ T32] r10:00000000 r9:85082700 r8:8027ecf4 r7:ea929e60 r6:8508d500 r5:84758c00 ** 9 printk messages dropped ** [ 1331.400229][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.400790][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.400944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.400972][ T32] r4:00000000 [ 1331.400993][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.401043][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.401064][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.401170][ T32] r5:00001000 r4:e042b000 [ 1331.401194][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.401237][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.401281][ T32] r5:8502278c r4:85022400 [ 1331.401302][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.401351][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.401396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.401524][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.401582][ T32] r4:84753d00 [ 1331.401628][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.401727][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.401793][ T32] r4:00000001 [ 1331.401877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.401967][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.402026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.402088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.402174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.402245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.402306][ T32] r4:844bb340 [ 1331.402366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.402426][ T32] INFO: task kworker/1:203:3950 blocked for more than 457 seconds. [ 1331.402485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.402566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.402619][ T32] task:kworker/1:203 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.402713][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.402826][ T32] Call trace: [ 1331.402926][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.403038][ T32] r10:829187f4 r9:ea941d84 r8:00000002 r7:60000113 r6:ea941d8c r5:8475bc00 [ 1331.403095][ T32] r4:8475bc00 [ 1331.403152][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.403262][ T32] r5:8475bc00 r4:829187f0 [ 1331.403319][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.403413][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.403571][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.403774][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.404259][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.435189][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.436018][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.436568][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.436757][ T32] r4:e46fddc0 [ 1331.436780][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.436825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.436870][ T32] r4:00000000 [ 1331.436894][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.437033][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.437060][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.437162][ T32] r5:00001000 r4:e042b000 [ 1331.437272][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.437410][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.437464][ T32] r5:8502278c r4:85022400 [ 1331.437490][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.437542][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.437576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.437629][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.437653][ T32] r4:84753d00 [ 1331.437673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.437749][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.437778][ T32] r4:00000001 [ 1331.437800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.437838][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.437867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.437953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.437987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.438019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.438063][ T32] r4:844bb340 [ 1331.438088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.438127][ T32] INFO: task kworker/1:204:3953 blocked for more than 457 seconds. [ 1331.438164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.438191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.438214][ T32] task:kworker/1:204 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.438261][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.438554][ T32] r4:8475b000 ** 1 printk messages dropped ** [ 1331.438649][ T32] r5:8475b000 r4:829187f0 ** 2 printk messages dropped ** [ 1331.438829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 ** 3 printk messages dropped ** [ 1331.438993][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1331.439719][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.439862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.441536][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 8 printk messages dropped ** [ 1331.442055][ T32] r4:82ac21e4 [ 1331.442090][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.442166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.442206][ T32] r4:e46fddc0 [ 1331.442268][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.442391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.442450][ T32] r4:00000000 [ 1331.442492][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.442593][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.442641][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.442740][ T32] r5:00001000 r4:e042b000 [ 1331.442771][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.442917][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.442970][ T32] r5:8502278c r4:85022400 [ 1331.443023][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.443078][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.443104][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.443163][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.443189][ T32] r4:84753d00 [ 1331.443209][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.443258][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.443295][ T32] r4:00000001 [ 1331.443320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.443374][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.443552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.443620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.443703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.443798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.443825][ T32] r4:844bb340 [ 1331.443914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.443949][ T32] INFO: task kworker/1:205:3955 blocked for more than 457 seconds. [ 1331.443983][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.444035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.444060][ T32] task:kworker/1:205 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.444147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.444194][ T32] Call trace: [ 1331.444239][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.444349][ T32] r10:829187f4 r9:ea955d84 r8:00000002 r7:60000113 r6:ea955d8c r5:84759800 [ 1331.444438][ T32] r4:84759800 [ 1331.444643][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.469357][ T32] r5:84759800 r4:829187f0 [ 1331.469444][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.469694][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.469806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea955e08 [ 1331.469856][ T32] r4:00000000 [ 1331.469900][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.470021][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.470117][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.470215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077d00 [ 1331.470264][ T32] r4:00000000 [ 1331.470345][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.470524][ T32] r9:83018205 r8:84759800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1331.470582][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.470709][ T32] r5:00001000 r4:e8765000 [ 1331.470771][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.470858][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.470976][ T32] r5:84bc778c r4:84bc7400 [ 1331.471023][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.471973][ T32] Exception stack(0xea955fb0 to 0xea955ff8) ** 6 printk messages dropped ** [ 1331.473384][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.474782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 5 printk messages dropped ** [ 1331.496160][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1331.496960][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.497438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.498861][ T32] task:kworker/1:206 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.499293][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.499462][ T32] Call trace: [ 1331.499528][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.499624][ T32] r10:829187f4 r9:ea959d84 r8:00000002 r7:60000113 r6:ea959d8c r5:8475c800 [ 1331.499667][ T32] r4:8475c800 [ 1331.499704][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.499960][ T32] r5:8475c800 r4:829187f0 [ 1331.500021][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.500099][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.500187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 [ 1331.500228][ T32] r4:00000000 [ 1331.500262][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.500335][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.500628][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.500721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077dc0 [ 1331.500766][ T32] r4:00000000 [ 1331.500804][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.500888][ T32] r9:83018205 r8:8475c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1331.500934][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.501566][ T32] r5:00001000 r4:e8773000 [ 1331.501621][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.501697][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.501879][ T32] r5:84bc7b8c r4:84bc7800 [ 1331.501923][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.502041][ T32] r7:ddde2d40 r6:83018200 r5:84bc7b8c r4:85082900 [ 1331.502089][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.502388][ T32] r10:61c88647 r9:8475c800 r8:8508292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.502497][ T32] r4:85082900 [ 1331.502541][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.502665][ T32] r10:00000000 r9:85082900 r8:8027ecf4 r7:ea93de60 r6:8508d700 r5:8475c800 [ 1331.502915][ T32] r4:00000001 [ 1331.502959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.503484][ T32] Exception stack(0xea959fb0 to 0xea959ff8) [ 1331.503547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.503603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.503732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.503795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.503843][ T32] r4:85077c40 [ 1331.504631][ T32] INFO: task kworker/1:206:3957 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.504844][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.530736][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.530867][ T32] Call trace: [ 1331.530994][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.531093][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.531174][ T32] r4:00000000 [ 1331.531218][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.531290][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.531460][ T32] dd20: c042b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.531536][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1331.531904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 7 printk messages dropped ** [ 1331.532440][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1331.532700][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 6 printk messages dropped ** [ 1331.533296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.533564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.533791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.533859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.533925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.533999][ T32] r4:844bb340 [ 1331.534455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.534541][ T32] INFO: task kworker/1:207:3958 blocked for more than 458 seconds. [ 1331.534748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.534875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.534935][ T32] task:kworker/1:207 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.548142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.548307][ T32] Call trace: [ 1331.548386][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.548529][ T32] r10:829187f4 r9:ea95dd84 r8:00000002 r7:60000013 r6:ea95dd8c r5:8475e000 [ 1331.548561][ T32] r4:8475e000 [ 1331.548603][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.548681][ T32] r5:8475e000 r4:829187f0 [ 1331.548706][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.548752][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.548803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 [ 1331.548828][ T32] r4:00000000 [ 1331.548848][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.548888][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.548946][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.548995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077fc0 [ 1331.549019][ T32] r4:00000000 [ 1331.549040][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.549130][ T32] r9:83018205 r8:8475e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1331.549180][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.549265][ T32] r5:00001000 r4:ea78b000 [ 1331.549292][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.549343][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.549456][ T32] r5:84bc7f8c r4:84bc7c00 [ 1331.549482][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.549534][ T32] r7:ddde2d40 r6:83018200 r5:84bc7f8c r4:85082980 [ 1331.549588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.549673][ T32] r10:61c88647 r9:8475e000 r8:850829ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.549729][ T32] r4:85082980 [ 1331.549754][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.549840][ T32] r10:00000000 r9:85082980 r8:8027ecf4 r7:ea93de60 r6:8508d780 r5:8475e000 [ 1331.549868][ T32] r4:00000001 [ 1331.549889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.549928][ T32] Exception stack(0xea95dfb0 to 0xea95dff8) [ 1331.549958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.549988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.550017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.550047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.550071][ T32] r4:85077c40 [ 1331.550555][ T32] INFO: task kworker/1:207:3958 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.550601][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.550700][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.550748][ T32] Call trace: [ 1331.550821][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.550929][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.550996][ T32] r4:00000000 [ 1331.551021][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.551067][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.551099][ T32] dd20: c0a0e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.551155][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.551224][ T32] dd60: 80000013 ffffffff [ 1331.551254][ T32] r5:80000013 r4:80239bb0 [ 1331.551277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.551319][ T32] r4:82ac21e4 [ 1331.551341][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.551425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.551454][ T32] r4:e46fddc0 [ 1331.551508][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.551560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.551617][ T32] r4:00000000 [ 1331.551643][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.551693][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.551716][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.551759][ T32] r5:00001000 r4:e042b000 [ 1331.551810][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.551920][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.551969][ T32] r5:8502278c r4:85022400 [ 1331.551992][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.552041][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.552062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.552138][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.552166][ T32] r4:84753d00 [ 1331.552186][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.552236][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.552260][ T32] r4:00000001 [ 1331.552283][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.552321][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.552349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.552417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.552450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.552483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.552507][ T32] r4:844bb340 [ 1331.552529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.552560][ T32] INFO: task kworker/1:208:3960 blocked for more than 458 seconds. [ 1331.552596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.552734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.552818][ T32] task:kworker/1:208 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.552876][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.552920][ T32] Call trace: [ 1331.552980][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.553119][ T32] r10:829187f4 r9:ea96dd84 r8:00000002 r7:60000013 r6:ea96dd8c r5:8475d400 [ 1331.553212][ T32] r4:8475d400 [ 1331.553267][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.553319][ T32] r5:8475d400 r4:829187f0 [ 1331.553373][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.553492][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.553555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea96de08 [ 1331.553581][ T32] r4:00000000 [ 1331.553603][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.553675][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.553719][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.553797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ed80 [ 1331.553825][ T32] r4:00000000 [ 1331.553874][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.553945][ T32] r9:83018205 r8:8475d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1331.553970][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.554045][ T32] r5:00001000 r4:ea911000 [ 1331.554074][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.554170][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.554248][ T32] r5:84bd038c r4:84bd0000 [ 1331.554293][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.554344][ T32] r7:ddde2d40 r6:83018200 r5:84bd038c r4:85082a00 [ 1331.554378][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.554427][ T32] r10:61c88647 r9:8475d400 r8:85082a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.554450][ T32] r4:85082a00 [ 1331.554504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.554555][ T32] r10:00000000 r9:85082a00 r8:8027ecf4 r7:ea93de60 r6:8508d800 r5:8475d400 [ 1331.554579][ T32] r4:00000001 [ 1331.554649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.584365][ T32] Exception stack(0xea96dfb0 to 0xea96dff8) [ 1331.584463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.584544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.584600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.584662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.584754][ T32] r4:8508efc0 [ 1331.592537][ T32] INFO: task kworker/1:208:3960 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.592676][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.593313][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.594116][ T32] Call trace: [ 1331.594222][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.594387][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.594535][ T32] r4:00000000 [ 1331.594598][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.594786][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.605884][ T32] dd20: c0f46000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.605992][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.606049][ T32] dd60: 80000013 ffffffff [ 1331.606111][ T32] r5:80000013 r4:80239bb0 [ 1331.606168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.606293][ T32] r4:82ac21e4 [ 1331.606398][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.606545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.606612][ T32] r4:e46fddc0 [ 1331.606698][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.606906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.606991][ T32] r4:00000000 [ 1331.607080][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.607229][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.607330][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.607448][ T32] r5:00001000 r4:e042b000 [ 1331.607537][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.607671][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.607772][ T32] r5:8502278c r4:85022400 [ 1331.607825][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.608019][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.608081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.608186][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.608300][ T32] r4:84753d00 [ 1331.608382][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.608518][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.608649][ T32] r4:00000001 [ 1331.608745][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.608838][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.609001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.609153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.609267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.609388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.609588][ T32] r4:844bb340 [ 1331.609657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.609748][ T32] INFO: task kworker/1:209:3962 blocked for more than 458 seconds. [ 1331.609952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.610017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.610142][ T32] task:kworker/1:209 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.610328][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.610445][ T32] Call trace: [ 1331.610521][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.610696][ T32] r10:829187f4 r9:ea961d84 r8:00000002 r7:60000113 r6:ea961d8c r5:84b8e000 [ 1331.610760][ T32] r4:84b8e000 [ 1331.610965][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.611137][ T32] r5:84b8e000 r4:829187f0 [ 1331.611196][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.611291][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.611465][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea961e08 [ 1331.611525][ T32] r4:00000000 [ 1331.611800][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.611906][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.612080][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.612195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e140 [ 1331.612297][ T32] r4:00000000 [ 1331.612484][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.612600][ T32] r9:83018205 r8:84b8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1331.612656][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.612896][ T32] r5:00001000 r4:ea97d000 [ 1331.612951][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.613044][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.613230][ T32] r5:84bd078c r4:84bd0400 [ 1331.613283][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.613393][ T32] r7:ddde2d40 r6:83018200 r5:84bd078c r4:85082a80 [ 1331.613446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.613583][ T32] r10:61c88647 r9:84b8e000 r8:85082aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.613654][ T32] r4:85082a80 [ 1331.613703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.613804][ T32] r10:00000000 r9:85082a80 r8:8027ecf4 r7:ea93de60 r6:85082b00 r5:84b8e000 ** 5 printk messages dropped ** [ 1331.614221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1331.661785][ T32] INFO: task kworker/1:209:3962 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.662109][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.662335][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.662594][ T32] Call trace: [ 1331.662879][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.663324][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.663402][ T32] r4:00000000 [ 1331.663525][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.663812][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.663911][ T32] dd20: c13d5000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.663990][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.664051][ T32] dd60: 80000013 ffffffff [ 1331.664107][ T32] r5:80000013 r4:80239bb0 [ 1331.664153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.664248][ T32] r4:82ac21e4 [ 1331.664316][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.664492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.664552][ T32] r4:e46fddc0 [ 1331.671720][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.672208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.672325][ T32] r4:00000000 [ 1331.672387][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.672502][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.672560][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.672752][ T32] r5:00001000 r4:e042b000 [ 1331.672806][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.672892][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.673130][ T32] r5:8502278c r4:85022400 [ 1331.673191][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.673589][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.673688][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.673801][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.673863][ T32] r4:84753d00 [ 1331.673985][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.674180][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.674367][ T32] r4:00000001 [ 1331.674574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.697188][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.697340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.697420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.697485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.697562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.697660][ T32] r4:844bb340 [ 1331.697723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.697791][ T32] INFO: task kworker/0:215:3965 blocked for more than 458 seconds. [ 1331.697871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.697929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.697982][ T32] task:kworker/0:215 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.698187][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.698381][ T32] Call trace: [ 1331.698465][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.698575][ T32] r10:829187f4 r9:ea985d84 r8:00000002 r7:60000113 r6:ea985d8c r5:84b8c800 [ 1331.698623][ T32] r4:84b8c800 [ 1331.698667][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.698755][ T32] r5:84b8c800 r4:829187f0 [ 1331.698884][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.699058][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.699166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1331.699229][ T32] r4:00000000 [ 1331.699643][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.699754][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.699932][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.700038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f900 [ 1331.700215][ T32] r4:00000000 [ 1331.700309][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.700424][ T32] r9:83018005 r8:84b8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1331.700471][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.700565][ T32] r5:00001000 r4:ea9ad000 [ 1331.700709][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.700972][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.701131][ T32] r5:850f638c r4:850f6000 [ 1331.701182][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.701301][ T32] r7:dddced40 r6:83018000 r5:850f638c r4:8508d880 [ 1331.701351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.701451][ T32] r10:61c88647 r9:84b8c800 r8:8508d8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.701531][ T32] r4:8508d880 [ 1331.701625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.701745][ T32] r10:00000000 r9:8508d880 r8:8027ecf4 r7:ea8d5e60 r6:85082b80 r5:84b8c800 [ 1331.701887][ T32] r4:00000001 [ 1331.701943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.702086][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1331.702210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.702292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.702357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.702696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.702757][ T32] r4:8505f680 [ 1331.703866][ T32] INFO: task kworker/0:215:3965 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.704421][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.726050][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.726221][ T32] Call trace: [ 1331.726293][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.726417][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.726465][ T32] r4:00000000 [ 1331.726505][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.726585][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.726648][ T32] dd20: c178b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.726733][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.726788][ T32] dd60: 80000013 ffffffff [ 1331.726836][ T32] r5:80000013 r4:80239bb0 [ 1331.726877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.726962][ T32] r4:82ac21e4 [ 1331.727004][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.727101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.727152][ T32] r4:e46fddc0 [ 1331.727204][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.727295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.727344][ T32] r4:00000000 [ 1331.727428][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.727561][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.727611][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.727698][ T32] r5:00001000 r4:e042b000 [ 1331.727741][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.727824][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.727913][ T32] r5:8502278c r4:85022400 [ 1331.727956][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.728111][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.728169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.728268][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.728360][ T32] r4:84753d00 [ 1331.728411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.728512][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.728564][ T32] r4:00000001 [ 1331.728640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.728720][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.728781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.728883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.728953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.729017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.729066][ T32] r4:844bb340 [ 1331.729211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.729304][ T32] INFO: task kworker/1:210:3968 blocked for more than 458 seconds. [ 1331.729391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.729538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.729636][ T32] task:kworker/1:210 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.730484][ T32] r4:84b8ec00 ** 1 printk messages dropped ** [ 1331.730680][ T32] r5:84b8ec00 r4:829187f0 [ 1331.730735][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.730851][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.731014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1331.731085][ T32] r4:00000000 [ 1331.731140][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.731229][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.731310][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.731441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e300 [ 1331.731497][ T32] r4:00000000 [ 1331.731578][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.731716][ T32] r9:83018205 r8:84b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1331.731770][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.731859][ T32] r5:00001000 r4:ea98d000 [ 1331.731902][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.732009][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.732101][ T32] r5:84bd0b8c r4:84bd0800 [ 1331.732144][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.732241][ T32] r7:ddde2d40 r6:83018200 r5:84bd0b8c r4:85082c00 [ 1331.732287][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.732395][ T32] r10:61c88647 r9:84b8ec00 r8:85082c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.732446][ T32] r4:85082c00 [ 1331.732489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.732618][ T32] r10:00000000 r9:85082c00 r8:8027ecf4 r7:ea93de60 r6:85082c80 r5:84b8ec00 [ 1331.732684][ T32] r4:00000001 [ 1331.732730][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.732812][ T32] Exception stack(0xea999fb0 to 0xea999ff8) [ 1331.732870][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.732934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.733013][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.733080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.733182][ T32] r4:8505e080 [ 1331.733996][ T32] INFO: task kworker/1:210:3968 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.734098][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.734285][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.734437][ T32] Call trace: [ 1331.734524][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.734645][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.767807][ T32] r4:00000000 [ 1331.767886][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.767997][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.768200][ T32] dd20: c1d70000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.768401][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.768459][ T32] dd60: 80000013 ffffffff [ 1331.768508][ T32] r5:80000013 r4:80239bb0 [ 1331.768547][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.768649][ T32] r4:82ac21e4 [ 1331.768694][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.768775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.768818][ T32] r4:e46fddc0 [ 1331.768880][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.769011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.769059][ T32] r4:00000000 [ 1331.769125][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.769216][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.769260][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.769353][ T32] r5:00001000 r4:e042b000 [ 1331.769441][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.769507][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.769653][ T32] r5:8502278c r4:85022400 [ 1331.769679][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.769731][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.769785][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.769858][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.769886][ T32] r4:84753d00 [ 1331.769908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.769965][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.770162][ T32] r4:00000001 [ 1331.770198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.770397][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.770467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.770555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.770610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.770665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.770797][ T32] r4:844bb340 [ 1331.770829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.770925][ T32] INFO: task kworker/1:211:3969 blocked for more than 458 seconds. [ 1331.770981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.771034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.771088][ T32] task:kworker/1:211 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.771203][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.771477][ T32] r5:84b90c00 r4:829187f0 [ 1331.771499][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.771553][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.771647][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1331.771724][ T32] r4:00000000 [ 1331.771774][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.771860][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.771942][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.772028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e500 [ 1331.772080][ T32] r4:00000000 [ 1331.772131][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.772265][ T32] r9:83018205 r8:84b90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1331.772314][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.772448][ T32] r5:00001000 r4:ea995000 [ 1331.772516][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.772608][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.772702][ T32] r5:84bd0f8c r4:84bd0c00 [ 1331.772778][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.772844][ T32] r7:ddde2d40 r6:83018200 r5:84bd0f8c r4:85082d00 [ 1331.772870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.772960][ T32] r10:61c88647 r9:84b90c00 r8:85082d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.773033][ T32] r4:85082d00 [ 1331.773060][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.773173][ T32] r10:00000000 r9:85082d00 r8:8027ecf4 r7:ea93de60 r6:85082d80 r5:84b90c00 [ 1331.773259][ T32] r4:00000001 [ 1331.773288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.773376][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1331.773416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.773575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.773610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.773644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.773696][ T32] r4:8505e440 [ 1331.774162][ T32] INFO: task kworker/1:211:3969 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.774204][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.774269][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.774357][ T32] Call trace: [ 1331.774445][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.774504][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.774564][ T32] r4:00000000 [ 1331.774589][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.774633][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.774665][ T32] dd20: c1d70000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.787374][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.787614][ T32] dd60: 80000013 ffffffff [ 1331.787685][ T32] r5:80000013 r4:80239bb0 [ 1331.787737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.787857][ T32] r4:82ac21e4 [ 1331.787905][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.788061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.788208][ T32] r4:e46fddc0 [ 1331.788272][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.788342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.788564][ T32] r4:00000000 [ 1331.788623][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.788731][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.788778][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.788877][ T32] r5:00001000 r4:e042b000 [ 1331.788963][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.789054][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.789242][ T32] r5:8502278c r4:85022400 [ 1331.789292][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.789392][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.789480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.789548][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.789606][ T32] r4:84753d00 [ 1331.789906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.789998][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.790047][ T32] r4:00000001 [ 1331.790089][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.790184][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.790246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.790305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.790368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.790445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.790497][ T32] r4:844bb340 [ 1331.790581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.790670][ T32] INFO: task kworker/1:212:3972 blocked for more than 458 seconds. [ 1331.790745][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.790804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.790854][ T32] task:kworker/1:212 state:D stack:0 pid:3972 tgid:3972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.791032][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.791138][ T32] Call trace: [ 1331.791174][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.791232][ T32] r10:829187f4 r9:ea9b1d84 r8:00000002 r7:60000013 r6:ea9b1d8c r5:84b92400 [ 1331.791258][ T32] r4:84b92400 [ 1331.791280][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.791359][ T32] r5:84b92400 r4:829187f0 [ 1331.791389][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.791436][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.791520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1331.791549][ T32] r4:00000000 [ 1331.791571][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.791613][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.791654][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.791700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e700 [ 1331.791823][ T32] r4:00000000 [ 1331.791849][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.791915][ T32] r9:83018205 r8:84b92400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1331.791966][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.792096][ T32] r5:00001000 r4:ea9a1000 [ 1331.792167][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.792260][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.792378][ T32] r5:84bd138c r4:84bd1000 [ 1331.792429][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.792524][ T32] r7:ddde2d40 r6:83018200 r5:84bd138c r4:85082e00 [ 1331.792604][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.792701][ T32] r10:61c88647 r9:84b92400 r8:85082e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.792755][ T32] r4:85082e00 [ 1331.792804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.792899][ T32] r10:00000000 r9:85082e00 r8:8027ecf4 r7:ea93de60 r6:85082e80 r5:84b92400 [ 1331.792946][ T32] r4:00000001 [ 1331.792985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.793054][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1331.793137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.793199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.793324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.793392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.793442][ T32] r4:8505e440 [ 1331.794293][ T32] INFO: task kworker/1:212:3972 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.794375][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.794529][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.794613][ T32] Call trace: [ 1331.820077][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.820351][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.820417][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.820607][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 5 printk messages dropped ** [ 1331.821235][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.821772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.821878][ T32] r4:00000000 [ 1331.821934][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.822066][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.822172][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.822280][ T32] r5:00001000 r4:e042b000 [ 1331.822332][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.822444][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.822549][ T32] r5:8502278c r4:85022400 [ 1331.822600][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.822703][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.822752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.822861][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.822955][ T32] r4:84753d00 [ 1331.823061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.823193][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.823284][ T32] r4:00000001 [ 1331.823346][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.823466][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.823539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.823612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.823709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.823833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.823901][ T32] r4:844bb340 [ 1331.823964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.824032][ T32] INFO: task kworker/1:213:3973 blocked for more than 458 seconds. [ 1331.824158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.824261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.824320][ T32] task:kworker/1:213 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.824502][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.824633][ T32] Call trace: [ 1331.840464][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.840654][ T32] r10:829187f4 r9:ea9b5d84 r8:00000002 r7:60000013 r6:ea9b5d8c r5:84b90000 [ 1331.840715][ T32] r4:84b90000 [ 1331.840802][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.840909][ T32] r5:84b90000 r4:829187f0 [ 1331.840966][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.841083][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.841255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1331.841319][ T32] r4:00000000 [ 1331.841375][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.841519][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.841660][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.841777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ef80 [ 1331.841833][ T32] r4:00000000 [ 1331.841916][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.842035][ T32] r9:83018205 r8:84b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1331.842192][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.842392][ T32] r5:00001000 r4:ea9e9000 [ 1331.842492][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.842621][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.842767][ T32] r5:84bd278c r4:84bd2400 [ 1331.842863][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.843000][ T32] r7:ddde2d40 r6:83018200 r5:84bd278c r4:85082f00 [ 1331.843099][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.843281][ T32] r10:61c88647 r9:84b90000 r8:85082f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.843346][ T32] r4:85082f00 [ 1331.843400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.843626][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.844045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.865818][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.866327][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1331.866544][ T32] r4:e46fddc0 [ 1331.866565][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.866625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.866653][ T32] r4:00000000 [ 1331.866734][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.866821][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.866877][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.866946][ T32] r5:00001000 r4:e042b000 [ 1331.866998][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.867057][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.867105][ T32] r5:8502278c r4:85022400 [ 1331.867182][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.867237][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.867259][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.867308][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.867353][ T32] r4:84753d00 [ 1331.867379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.867473][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.867500][ T32] r4:00000001 [ 1331.867521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.867558][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.867586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.867615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.867689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.867726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.867780][ T32] r4:844bb340 [ 1331.867849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.867928][ T32] INFO: task kworker/0:216:3974 blocked for more than 458 seconds. [ 1331.867969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.867995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.868017][ T32] task:kworker/0:216 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.868131][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.868207][ T32] Call trace: [ 1331.868248][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.868301][ T32] r10:829187f4 r9:ea949d84 r8:00000002 r7:60000113 r6:ea949d8c r5:8475ec00 [ 1331.868325][ T32] r4:8475ec00 [ 1331.868365][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.868414][ T32] r5:8475ec00 r4:829187f0 [ 1331.868435][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.868509][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.868604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1331.868631][ T32] r4:00000000 [ 1331.868652][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.868693][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.868731][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.868808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505f080 [ 1331.868876][ T32] r4:00000000 [ 1331.868913][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.868964][ T32] r9:83018005 r8:8475ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.869014][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.869064][ T32] r5:00001000 r4:dfa65000 [ 1331.869085][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.869297][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.869423][ T32] r5:850f6b8c r4:850f6800 [ 1331.869535][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.869593][ T32] r7:dddced40 r6:83018000 r5:850f6b8c r4:8508d900 [ 1331.869615][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.869664][ T32] r10:61c88647 r9:8475ec00 r8:8508d92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.869689][ T32] r4:8508d900 [ 1331.869708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.869754][ T32] r10:00000000 r9:8508d900 r8:8027ecf4 r7:ea985e60 r6:8508d980 r5:8475ec00 [ 1331.869777][ T32] r4:00000001 [ 1331.869830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.869871][ T32] Exception stack(0xea949fb0 to 0xea949ff8) [ 1331.869967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.870030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.870065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.870099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.870123][ T32] r4:8505f700 [ 1331.870504][ T32] INFO: task kworker/0:216:3974 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.870563][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.870625][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.870700][ T32] Call trace: [ 1331.870807][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.870876][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.870972][ T32] r4:00000000 [ 1331.871000][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.871049][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.871111][ T32] dd20: c2a9c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.871152][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.871178][ T32] dd60: 80000013 ffffffff [ 1331.871203][ T32] r5:80000013 r4:80239bb0 [ 1331.871278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.871366][ T32] r4:82ac21e4 [ 1331.871430][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.871513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.871544][ T32] r4:e46fddc0 [ 1331.871568][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.871647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.871713][ T32] r4:00000000 [ 1331.871757][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.871834][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.871881][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.871943][ T32] r5:00001000 r4:e042b000 [ 1331.872005][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.872079][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.872230][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 2 printk messages dropped ** [ 1331.872350][ T32] r4:84753d00 [ 1331.872373][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.872427][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.872482][ T32] r4:00000001 [ 1331.872548][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.872622][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.872658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.872693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.872724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.872757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.872782][ T32] r4:844bb340 [ 1331.872838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.872871][ T32] INFO: task kworker/0:217:3976 blocked for more than 458 seconds. [ 1331.872910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.872971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.873000][ T32] task:kworker/0:217 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.873051][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.873205][ T32] Call trace: [ 1331.873246][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.873331][ T32] r10:829187f4 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:849aec00 [ 1331.873432][ T32] r4:849aec00 [ 1331.873460][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.873539][ T32] r5:849aec00 r4:829187f0 [ 1331.873605][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.873677][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.873775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1331.873837][ T32] r4:00000000 [ 1331.873899][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.873969][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.874018][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.874073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ffc0 [ 1331.874101][ T32] r4:00000000 [ 1331.874161][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.874290][ T32] r5:00001000 r4:dfa0f000 ** 6 printk messages dropped ** [ 1331.900294][ T32] r10:61c88647 r9:849aec00 r8:8508da2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.900577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.901827][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 10 printk messages dropped ** [ 1331.902532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 9 printk messages dropped ** [ 1331.903327][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.904094][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.904419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.919673][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.920363][ T32] r5:849a8000 r4:829187f0 [ 1331.920467][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.920565][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.920681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1331.920739][ T32] r4:00000000 [ 1331.920784][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.920868][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.920953][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.921135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ec40 [ 1331.921204][ T32] r4:00000000 [ 1331.921250][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.921391][ T32] r9:83018205 r8:849a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1331.921449][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921564][ T32] r5:00001000 r4:ea9c9000 [ 1331.921634][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.921719][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921853][ T32] r5:84bd1b8c r4:84bd1800 [ 1331.921935][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.922037][ T32] r7:ddde2d40 r6:83018200 r5:84bd1b8c r4:85060000 [ 1331.922083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.922179][ T32] r10:61c88647 r9:849a8000 r8:8506002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.922262][ T32] r4:85060000 [ 1331.922390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.922501][ T32] r10:00000000 r9:85060000 r8:8027ecf4 r7:ea9b5e60 r6:8508db00 r5:849a8000 [ 1331.922551][ T32] r4:00000001 [ 1331.922595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.922671][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1331.922748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.922869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.922963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.923089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.923150][ T32] r4:8505e940 [ 1331.924051][ T32] INFO: task kworker/1:214:3979 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.924211][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.924393][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.924498][ T32] Call trace: [ 1331.924592][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.941655][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.941818][ T32] r4:00000000 [ 1331.941917][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.942055][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.942136][ T32] dd20: c36db000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.942212][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.942271][ T32] dd60: 80000013 ffffffff [ 1331.942330][ T32] r5:80000013 r4:80239bb0 [ 1331.942519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.942671][ T32] r4:82ac21e4 [ 1331.942784][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.942918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.942978][ T32] r4:e46fddc0 [ 1331.943190][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.943310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.943369][ T32] r4:00000000 [ 1331.943462][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.943576][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.943710][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.943819][ T32] r5:00001000 r4:e042b000 [ 1331.943868][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.943955][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.944134][ T32] r5:8502278c r4:85022400 ** 1 printk messages dropped ** [ 1331.944287][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 2 printk messages dropped ** [ 1331.944536][ T32] r4:84753d00 ** 3 printk messages dropped ** [ 1331.956224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1331.956596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1331.956824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.957209][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.957754][ T32] r5:848a0000 r4:829187f0 [ 1331.957798][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.957882][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.957980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e1e08 [ 1331.958030][ T32] r4:00000000 [ 1331.958073][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.958161][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.958255][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.958381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ed40 [ 1331.958478][ T32] r4:00000000 [ 1331.958531][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.958665][ T32] r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1331.958760][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.958861][ T32] r5:00001000 r4:ea9d1000 [ 1331.958906][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.958990][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.959076][ T32] r5:84bd1f8c r4:84bd1c00 [ 1331.959120][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.959226][ T32] r7:ddde2d40 r6:83018200 r5:84bd1f8c r4:85060080 [ 1331.959296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.959411][ T32] r10:61c88647 r9:848a0000 r8:850600ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.959500][ T32] r4:85060080 [ 1331.959551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.959651][ T32] r10:00000000 r9:85060080 r8:8027ecf4 r7:ea9b5e60 r6:8508db80 r5:848a0000 [ 1331.959701][ T32] r4:00000001 [ 1331.959742][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.959817][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 1331.959926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.960066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.960160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.960230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.960308][ T32] r4:8505ec80 [ 1331.961171][ T32] INFO: task kworker/1:215:3981 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1331.961261][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.961529][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.961693][ T32] Call trace: [ 1331.961766][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1331.961949][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1331.962039][ T32] r4:00000000 [ 1331.962102][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.962195][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1331.962287][ T32] dd20: c36db000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1331.962395][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1331.962488][ T32] dd60: 80000013 ffffffff [ 1331.962550][ T32] r5:80000013 r4:80239bb0 [ 1331.962598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.962685][ T32] r4:82ac21e4 [ 1331.962731][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.962823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1331.962877][ T32] r4:e46fddc0 [ 1331.962921][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.963014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1331.963063][ T32] r4:00000000 [ 1331.963162][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.963362][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.963427][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.963520][ T32] r5:00001000 r4:e042b000 [ 1331.963568][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.963652][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.963739][ T32] r5:8502278c r4:85022400 [ 1331.963799][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.963928][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1331.964038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.964219][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.964283][ T32] r4:84753d00 [ 1331.964328][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.964466][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1331.964521][ T32] r4:00000001 [ 1331.964565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.964775][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1331.995924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.996039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.996103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.996180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.996271][ T32] r4:844bb340 [ 1331.996363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.996466][ T32] INFO: task kworker/1:216:3983 blocked for more than 458 seconds. [ 1331.996540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.996593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.996638][ T32] task:kworker/1:216 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.996788][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.996909][ T32] Call trace: [ 1331.997013][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1331.997161][ T32] r10:829187f4 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:848a0c00 [ 1331.997224][ T32] r4:848a0c00 [ 1331.997268][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1331.997358][ T32] r5:848a0c00 r4:829187f0 [ 1331.997409][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.997494][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.997591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1331.997651][ T32] r4:00000000 [ 1331.997697][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1331.997803][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1331.997927][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1331.998027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ee40 [ 1331.998079][ T32] r4:00000000 [ 1331.998123][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1331.998227][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1331.998274][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.998363][ T32] r5:00001000 r4:ea9dd000 [ 1331.998416][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1331.998498][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.998587][ T32] r5:84bd238c r4:84bd2000 [ 1331.998630][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.998750][ T32] r7:ddde2d40 r6:83018200 r5:84bd238c r4:85060100 [ 1331.998803][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.998903][ T32] r10:61c88647 r9:848a0c00 r8:8506012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.998951][ T32] r4:85060100 [ 1331.998994][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.999110][ T32] r10:00000000 r9:85060100 r8:8027ecf4 r7:ea9b5e60 r6:8508dc00 r5:848a0c00 ** 3 printk messages dropped ** [ 1331.999380][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.999615][ T32] r4:8505ec80 [ 1332.000430][ T32] INFO: task kworker/1:216:3983 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.000540][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.000689][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.000786][ T32] Call trace: [ 1332.000868][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.000979][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.001032][ T32] r4:00000000 [ 1332.001174][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.001330][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.001407][ T32] dd20: c3e47000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.001472][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.001520][ T32] dd60: 80000013 ffffffff [ 1332.001567][ T32] r5:80000013 r4:80239bb0 [ 1332.001606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.001681][ T32] r4:82ac21e4 [ 1332.001721][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.001803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.001902][ T32] r4:e46fddc0 [ 1332.001948][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.002063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.002107][ T32] r4:00000000 [ 1332.002148][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.002236][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.002278][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.002359][ T32] r5:00001000 r4:e042b000 [ 1332.002408][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.002482][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.002562][ T32] r5:8502278c r4:85022400 [ 1332.002602][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.002710][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.002755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.002899][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.002949][ T32] r4:84753d00 [ 1332.003021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.003118][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.003167][ T32] r4:00000001 [ 1332.003206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.003274][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.003325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.003388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.003441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.003527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.003577][ T32] r4:844bb340 [ 1332.003619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.003697][ T32] INFO: task kworker/1:217:3984 blocked for more than 458 seconds. [ 1332.003761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.003833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.003909][ T32] task:kworker/1:217 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.004519][ T32] r5:848a1800 r4:829187f0 [ 1332.004557][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.004634][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.036859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 [ 1332.036982][ T32] r4:00000000 [ 1332.037040][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.037197][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.037321][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.037457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068180 [ 1332.037519][ T32] r4:00000000 [ 1332.037566][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.037667][ T32] r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1332.037716][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.037811][ T32] r5:00001000 r4:eaa01000 [ 1332.037858][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.037943][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.038031][ T32] r5:84bd2f8c r4:84bd2c00 [ 1332.038076][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.038180][ T32] r7:ddde2d40 r6:83018200 r5:84bd2f8c r4:85060180 [ 1332.038228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.038379][ T32] r10:61c88647 r9:848a1800 r8:850601ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.038443][ T32] r4:85060180 [ 1332.038489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.038587][ T32] r10:00000000 r9:85060180 r8:8027ecf4 r7:ea9b5e60 r6:8508dc80 r5:848a1800 [ 1332.038656][ T32] r4:00000001 [ 1332.038707][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.038789][ T32] Exception stack(0xea9f9fb0 to 0xea9f9ff8) [ 1332.038869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.038973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.039043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.039109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.039202][ T32] r4:8505ed80 [ 1332.040014][ T32] INFO: task kworker/1:217:3984 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.040098][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.040315][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.040462][ T32] Call trace: [ 1332.040531][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.040638][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.040689][ T32] r4:00000000 [ 1332.040732][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.040817][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.040914][ T32] dd20: c4222000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.040995][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.041048][ T32] dd60: 80000013 ffffffff [ 1332.041146][ T32] r5:80000013 r4:80239bb0 [ 1332.041203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.041290][ T32] r4:82ac21e4 [ 1332.041378][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.041475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.041534][ T32] r4:e46fddc0 [ 1332.041576][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.041720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.041788][ T32] r4:00000000 [ 1332.041848][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.041951][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.042025][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.042127][ T32] r5:00001000 r4:e042b000 [ 1332.042176][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.042265][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.042358][ T32] r5:8502278c r4:85022400 ** 3 printk messages dropped ** [ 1332.042672][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1332.043168][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.043369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.043443][ T32] r4:844bb340 [ 1332.043528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.043606][ T32] INFO: task kworker/1:218:3986 blocked for more than 458 seconds. [ 1332.043693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.043780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.043884][ T32] task:kworker/1:218 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.044036][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.044177][ T32] Call trace: [ 1332.044293][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.044426][ T32] r10:829187f4 r9:eaa05d84 r8:00000002 r7:60000013 r6:eaa05d8c r5:848a2400 [ 1332.044489][ T32] r4:848a2400 [ 1332.044549][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.044659][ T32] r5:848a2400 r4:829187f0 [ 1332.070149][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.070380][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.070493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1332.070550][ T32] r4:00000000 [ 1332.070625][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.070719][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.070822][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.070954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85077ec0 [ 1332.071010][ T32] r4:00000000 [ 1332.071055][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.071163][ T32] r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1332.071212][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.071307][ T32] r5:00001000 r4:ea9f5000 [ 1332.071352][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.071450][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.071539][ T32] r5:84bd2b8c r4:84bd2800 [ 1332.071582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.071676][ T32] r7:ddde2d40 r6:83018200 r5:84bd2b8c r4:85060200 [ 1332.071719][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.071833][ T32] r10:61c88647 r9:848a2400 r8:8506022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.071901][ T32] r4:85060200 [ 1332.071944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.072040][ T32] r10:00000000 r9:85060200 r8:8027ecf4 r7:ea9f9e60 r6:8508dd00 r5:848a2400 [ 1332.072107][ T32] r4:00000001 [ 1332.072160][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.072241][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1332.072307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.072378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.072439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.072532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.072606][ T32] r4:8505efc0 [ 1332.073454][ T32] INFO: task kworker/1:218:3986 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.073541][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.073673][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.073768][ T32] Call trace: [ 1332.073829][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.073926][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.073973][ T32] r4:00000000 [ 1332.074013][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.074107][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.074203][ T32] dd20: c4504000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.074274][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.074328][ T32] dd60: 80000013 ffffffff [ 1332.074405][ T32] r5:80000013 r4:80239bb0 [ 1332.074478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.074580][ T32] r4:82ac21e4 [ 1332.074626][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.074719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.074866][ T32] r4:e46fddc0 [ 1332.083312][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.083490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.083554][ T32] r4:00000000 [ 1332.083614][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.083719][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.083767][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.083891][ T32] r5:00001000 r4:e042b000 [ 1332.083955][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.084044][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.084178][ T32] r5:8502278c r4:85022400 [ 1332.084241][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.084361][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.084438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.084545][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.084597][ T32] r4:84753d00 [ 1332.084649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.095474][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.095561][ T32] r4:00000001 [ 1332.095622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.095734][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.095797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.095861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.095937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.096023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.096089][ T32] r4:844bb340 [ 1332.096169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.096241][ T32] INFO: task kworker/0:218:3992 blocked for more than 458 seconds. [ 1332.096312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.096366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.096427][ T32] task:kworker/0:218 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.096540][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.096638][ T32] Call trace: [ 1332.096735][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.096843][ T32] r10:829187f4 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:848a3000 [ 1332.096894][ T32] r4:848a3000 [ 1332.096978][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.097070][ T32] r5:848a3000 r4:829187f0 [ 1332.097157][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.097246][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.097346][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1332.097401][ T32] r4:00000000 [ 1332.097467][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.097561][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.097707][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.097863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069040 [ 1332.097961][ T32] r4:00000000 [ 1332.098017][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.098117][ T32] r9:83018005 r8:848a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.098171][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.098263][ T32] r5:00001000 r4:dfcb1000 ** 2 printk messages dropped ** [ 1332.098518][ T32] r5:850f738c r4:850f7000 ** 3 printk messages dropped ** [ 1332.098823][ T32] r10:61c88647 r9:848a3000 r8:8508ddac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1332.099288][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.100472][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.101525][ T32] dd60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1332.101904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 6 printk messages dropped ** [ 1332.102328][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.102830][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.102898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.103009][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.103059][ T32] r4:84753d00 [ 1332.103102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.103212][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.103261][ T32] r4:00000001 [ 1332.103304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.103394][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.103452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.103513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.103573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.103644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.103700][ T32] r4:844bb340 [ 1332.103744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.103799][ T32] INFO: task kworker/0:219:3993 blocked for more than 458 seconds. [ 1332.103861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.103928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.104000][ T32] task:kworker/0:219 state:D stack:0 pid:3993 tgid:3993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.104112][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.104203][ T32] Call trace: [ 1332.104301][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.104420][ T32] r10:829187f4 r9:ea7b1d84 r8:00000002 r7:60000113 r6:ea7b1d8c r5:848a3c00 [ 1332.104497][ T32] r4:848a3c00 [ 1332.104547][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.104638][ T32] r5:848a3c00 r4:829187f0 [ 1332.104777][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.128752][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.128946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7b1e08 [ 1332.129003][ T32] r4:00000000 [ 1332.129048][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.129176][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.129266][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.129407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ee40 [ 1332.129476][ T32] r4:00000000 [ 1332.129532][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.129635][ T32] r9:83018005 r8:848a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.129683][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.129798][ T32] r5:00001000 r4:dfac3000 ** 1 printk messages dropped ** [ 1332.129936][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.130604][ T32] r10:00000000 r9:8508de80 r8:8027ecf4 r7:ea9c1e60 r6:8508df00 r5:848a3c00 ** 5 printk messages dropped ** [ 1332.131106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.132390][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.132981][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1332.133447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.133498][ T32] r4:e46fddc0 [ 1332.133544][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.133684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.133751][ T32] r4:00000000 [ 1332.133800][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.133909][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.133956][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.134054][ T32] r5:00001000 r4:e042b000 [ 1332.134102][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.134192][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.134280][ T32] r5:8502278c r4:85022400 [ 1332.134325][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.134435][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.134483][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.134581][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.134631][ T32] r4:84753d00 [ 1332.134751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.155687][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.155781][ T32] r4:00000001 [ 1332.155831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.155969][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.156044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.156107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.156193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.156267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.156316][ T32] r4:844bb340 [ 1332.156368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.156460][ T32] INFO: task kworker/1:219:3995 blocked for more than 458 seconds. [ 1332.156560][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1332.156800][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.157460][ T32] r5:848a4800 r4:829187f0 [ 1332.157516][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.157606][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.157703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea85de08 [ 1332.157751][ T32] r4:00000000 [ 1332.157793][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.157876][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.157959][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.158094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ac440 [ 1332.158156][ T32] r4:00000000 [ 1332.158228][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.158338][ T32] r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1332.158394][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.158552][ T32] r5:00001000 r4:e0319000 [ 1332.158622][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.158713][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.158800][ T32] r5:84bd3f8c r4:84bd3c00 [ 1332.158842][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.158974][ T32] r7:ddde2d40 r6:83018200 r5:84bd3f8c r4:85060280 [ 1332.159036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.159188][ T32] r10:61c88647 r9:848a4800 r8:850602ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.159278][ T32] r4:85060280 [ 1332.159329][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.159433][ T32] r10:00000000 r9:85060280 r8:8027ecf4 r7:ea9f9e60 r6:8508df80 r5:848a4800 [ 1332.159486][ T32] r4:00000001 [ 1332.159556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.159639][ T32] Exception stack(0xea85dfb0 to 0xea85dff8) [ 1332.159698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.159758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.159815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.159880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.159956][ T32] r4:85068480 [ 1332.160779][ T32] INFO: task kworker/1:219:3995 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.160859][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.161635][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 5 printk messages dropped ** [ 1332.162015][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.162251][ T32] r4:e46fddc0 [ 1332.162379][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1332.162539][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.163087][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.163984][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 3 printk messages dropped ** [ 1332.164288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1332.164391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.164446][ T32] INFO: task kworker/1:220:3996 blocked for more than 458 seconds. [ 1332.164509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.164559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.164630][ T32] task:kworker/1:220 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.188068][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.188301][ T32] Call trace: [ 1332.188367][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.188479][ T32] r10:829187f4 r9:ea889d84 r8:00000002 r7:60000113 r6:ea889d8c r5:848a5400 [ 1332.188554][ T32] r4:848a5400 [ 1332.188602][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.188707][ T32] r5:848a5400 r4:829187f0 [ 1332.188753][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.188866][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.188970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea889e08 [ 1332.189020][ T32] r4:00000000 [ 1332.189060][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.189169][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.189272][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.189369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ac0c0 [ 1332.189422][ T32] r4:00000000 [ 1332.189472][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.189572][ T32] r9:83018205 r8:848a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1332.189618][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.189735][ T32] r5:00001000 r4:dfc13000 [ 1332.189789][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.189892][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.189984][ T32] r5:84bd378c r4:84bd3400 [ 1332.190029][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.190149][ T32] r7:ddde2d40 r6:83018200 r5:84bd378c r4:85060300 [ 1332.190201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.190326][ T32] r10:61c88647 r9:848a5400 r8:8506032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.190434][ T32] r4:85060300 [ 1332.190489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.190588][ T32] r10:00000000 r9:85060300 r8:8027ecf4 r7:ea85de60 r6:8506b000 r5:848a5400 [ 1332.190636][ T32] r4:00000001 [ 1332.190709][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.190825][ T32] Exception stack(0xea889fb0 to 0xea889ff8) [ 1332.190920][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.191153][ T32] r4:85068480 ** 2 printk messages dropped ** [ 1332.192267][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.192802][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 8 printk messages dropped ** [ 1332.193458][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1332.193654][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.194049][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.194140][ T32] r5:8502278c r4:85022400 [ 1332.194179][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.194261][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.194296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.194375][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.194416][ T32] r4:84753d00 [ 1332.194479][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.194563][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.194603][ T32] r4:00000001 [ 1332.219309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.219512][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.219616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.219699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.219906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.220032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.220106][ T32] r4:844bb340 [ 1332.220174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.220290][ T32] INFO: task kworker/0:220:3998 blocked for more than 458 seconds. [ 1332.220390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.220461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.220519][ T32] task:kworker/0:220 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.220657][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.220763][ T32] Call trace: [ 1332.220837][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.220968][ T32] r10:829187f4 r9:ea895d84 r8:00000002 r7:60000113 r6:ea895d8c r5:848a6c00 [ 1332.221036][ T32] r4:848a6c00 [ 1332.221139][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.221258][ T32] r5:848a6c00 r4:829187f0 [ 1332.221317][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.221435][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.221559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea895e08 [ 1332.221662][ T32] r4:00000000 [ 1332.221726][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.221827][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.221932][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.222026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069500 [ 1332.222089][ T32] r4:00000000 [ 1332.222152][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.222277][ T32] r9:83018005 r8:848a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.222340][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.222465][ T32] r5:00001000 r4:dfd15000 [ 1332.222562][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.222675][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.222788][ T32] r5:850f778c r4:850f7400 [ 1332.222871][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.223007][ T32] r7:dddced40 r6:83018000 r5:850f778c r4:8506b080 [ 1332.223077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.223216][ T32] r10:61c88647 r9:848a6c00 r8:8506b0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.223292][ T32] r4:8506b080 [ 1332.223373][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.223512][ T32] r10:00000000 r9:8506b080 r8:8027ecf4 r7:ea9c1e60 r6:8506b100 r5:848a6c00 [ 1332.223601][ T32] r4:00000001 [ 1332.223685][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.223809][ T32] Exception stack(0xea895fb0 to 0xea895ff8) [ 1332.223892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.223972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.224104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.224200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.224268][ T32] r4:85069200 [ 1332.246237][ T32] INFO: task kworker/0:220:3998 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 5 printk messages dropped ** [ 1332.247205][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.247599][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.248006][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1332.248446][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.248758][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.248871][ T32] r5:8502278c r4:85022400 [ 1332.248948][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.249072][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.249195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.249315][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.249423][ T32] r4:84753d00 [ 1332.249502][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.249647][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.249717][ T32] r4:00000001 [ 1332.249780][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.249872][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.249945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.250023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.250096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.250199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.250280][ T32] r4:844bb340 [ 1332.250443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.250532][ T32] INFO: task kworker/0:221:4000 blocked for more than 458 seconds. [ 1332.250620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.250688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.250779][ T32] task:kworker/0:221 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.250933][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.251090][ T32] Call trace: [ 1332.251207][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.251336][ T32] r10:829187f4 r9:ea8a1d84 r8:00000002 r7:60000013 r6:ea8a1d8c r5:844a0c00 [ 1332.251412][ T32] r4:844a0c00 [ 1332.251492][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.251608][ T32] r5:844a0c00 r4:829187f0 [ 1332.251683][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.251798][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.251908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a1e08 [ 1332.251958][ T32] r4:00000000 [ 1332.252007][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.252125][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.252214][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.252305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069700 [ 1332.252390][ T32] r4:00000000 [ 1332.252449][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.252562][ T32] r9:83018005 r8:844a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1332.252603][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.252677][ T32] r5:00001000 r4:dfd5f000 [ 1332.252748][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.252965][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.253084][ T32] r5:850f7b8c r4:850f7800 [ 1332.253214][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.253338][ T32] r7:dddced40 r6:83018000 r5:850f7b8c r4:8506b180 [ 1332.253433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.253559][ T32] r10:61c88647 r9:844a0c00 r8:8506b1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.253622][ T32] r4:8506b180 [ 1332.253682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1332.254122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.254220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.254296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.254370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.254444][ T32] r4:85069380 [ 1332.276151][ T32] INFO: task kworker/0:221:4000 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.276419][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.276625][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.276786][ T32] Call trace: [ 1332.276874][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.277020][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.277252][ T32] r4:00000000 [ 1332.277424][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.277541][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.277617][ T32] dd20: c57d4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.277687][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.277753][ T32] dd60: 80000013 ffffffff [ 1332.277817][ T32] r5:80000013 r4:80239bb0 [ 1332.277899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.278038][ T32] r4:82ac21e4 [ 1332.278106][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.278256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.278328][ T32] r4:e46fddc0 [ 1332.278393][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.278509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.278572][ T32] r4:00000000 [ 1332.278624][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.278744][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.278796][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.278898][ T32] r5:00001000 r4:e042b000 [ 1332.278946][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.279050][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.279181][ T32] r5:8502278c r4:85022400 [ 1332.279240][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.279633][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1332.280084][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 6 printk messages dropped ** [ 1332.280808][ T32] INFO: task kworker/0:222:4002 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.281771][ T32] r5:844a2400 r4:829187f0 [ 1332.281825][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.282117][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.282397][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.283177][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.283713][ T32] r10:61c88647 r9:844a2400 r8:8506b2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.283835][ T32] r4:8506b280 [ 1332.283908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.284027][ T32] r10:00000000 r9:8506b280 r8:8027ecf4 r7:ea8a1e60 r6:8506b300 r5:844a2400 [ 1332.284129][ T32] r4:00000001 [ 1332.284193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.284290][ T32] Exception stack(0xea8b1fb0 to 0xea8b1ff8) [ 1332.284364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.284460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.284532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.284607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.284675][ T32] r4:85069580 [ 1332.321284][ T32] INFO: task kworker/0:222:4002 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.321540][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.321730][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.321973][ T32] Call trace: [ 1332.322066][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.322208][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.322305][ T32] r4:00000000 [ 1332.322393][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.322506][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.322593][ T32] dd20: c5b1b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.322679][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.322755][ T32] dd60: 80000013 ffffffff [ 1332.322825][ T32] r5:80000013 r4:80239bb0 [ 1332.322883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.322987][ T32] r4:82ac21e4 [ 1332.323070][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.323200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.323285][ T32] r4:e46fddc0 ** 1 printk messages dropped ** [ 1332.323475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 7 printk messages dropped ** [ 1332.324279][ T32] r5:8502278c r4:85022400 ** 4 printk messages dropped ** [ 1332.329524][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1332.330036][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 4 printk messages dropped ** [ 1332.330453][ T32] r4:844bb340 ** 3 printk messages dropped ** [ 1332.330730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.331601][ T32] r5:84b94800 r4:829187f0 [ 1332.331648][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.331963][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.332456][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.333016][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.333166][ T32] r5:850f7f8c r4:850f7c00 [ 1332.333232][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.333388][ T32] r7:dddced40 r6:83018000 r5:850f7f8c r4:8506b380 [ 1332.333473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.333593][ T32] r10:61c88647 r9:84b94800 r8:8506b3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.333660][ T32] r4:8506b380 [ 1332.333711][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.333825][ T32] r10:00000000 r9:8506b380 r8:8027ecf4 r7:ea8b1e60 r6:85060380 r5:84b94800 [ 1332.333886][ T32] r4:00000001 [ 1332.333940][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.334057][ T32] Exception stack(0xea8c5fb0 to 0xea8c5ff8) [ 1332.334147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.334226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.334303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.334385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.334454][ T32] r4:850691c0 [ 1332.361420][ T32] INFO: task kworker/0:223:4003 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.361693][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.361935][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.362085][ T32] Call trace: [ 1332.362177][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.362343][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.362443][ T32] r4:00000000 [ 1332.362502][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.362606][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.362715][ T32] dd20: c5da1000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.362802][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.362876][ T32] dd60: 80000013 ffffffff [ 1332.362945][ T32] r5:80000013 r4:80239bb0 [ 1332.363002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.363203][ T32] r4:82ac21e4 [ 1332.363285][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.363406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.363476][ T32] r4:e46fddc0 [ 1332.363559][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.363701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.363774][ T32] r4:00000000 [ 1332.363832][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.363982][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.364063][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.364215][ T32] r5:00001000 r4:e042b000 [ 1332.364304][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.364433][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.364585][ T32] r5:8502278c r4:85022400 [ 1332.364740][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.369276][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.369366][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.369561][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.369682][ T32] r4:84753d00 [ 1332.369751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.369878][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.369941][ T32] r4:00000001 [ 1332.369991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.370224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.370472][ T32] r4:844bb340 ** 2 printk messages dropped ** [ 1332.370751][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1332.371043][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.371449][ T32] r10:829187f4 r9:ea8d1d84 r8:00000002 r7:60000113 r6:ea8d1d8c r5:84b93000 ** 2 printk messages dropped ** [ 1332.371669][ T32] r5:84b93000 r4:829187f0 [ 1332.371724][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.371857][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.372006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d1e08 [ 1332.372076][ T32] r4:00000000 [ 1332.372129][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.372256][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.372490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069b80 [ 1332.372553][ T32] r4:00000000 [ 1332.372609][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.372739][ T32] r9:83018005 r8:84b93000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.372804][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.372908][ T32] r5:00001000 r4:dff69000 [ 1332.372986][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.373152][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.373249][ T32] r5:8510478c r4:85104400 [ 1332.373292][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.373419][ T32] r7:dddced40 r6:83018000 r5:8510478c r4:8506b400 [ 1332.373477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.373591][ T32] r10:61c88647 r9:84b93000 r8:8506b42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.373670][ T32] r4:8506b400 [ 1332.373729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.373852][ T32] r10:00000000 r9:8506b400 r8:8027ecf4 r7:ea8b1e60 r6:85060400 r5:84b93000 [ 1332.373947][ T32] r4:00000001 [ 1332.374001][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.374144][ T32] Exception stack(0xea8d1fb0 to 0xea8d1ff8) [ 1332.374233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.374336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.374429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.374517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.374581][ T32] r4:85069840 [ 1332.396116][ T32] INFO: task kworker/0:224:4005 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.396371][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.396577][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.396759][ T32] Call trace: [ 1332.396854][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.396974][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.397027][ T32] r4:00000000 [ 1332.397112][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.397235][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.397351][ T32] dd20: c5f35000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.397471][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.397551][ T32] dd60: 80000013 ffffffff [ 1332.397618][ T32] r5:80000013 r4:80239bb0 [ 1332.397683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.397794][ T32] r4:82ac21e4 [ 1332.397857][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.397993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.398120][ T32] r4:e46fddc0 [ 1332.398196][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.398327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.398394][ T32] r4:00000000 [ 1332.398439][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.398577][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.398650][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.398766][ T32] r5:00001000 r4:e042b000 [ 1332.398826][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.398932][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.399043][ T32] r5:8502278c r4:85022400 [ 1332.399103][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.399231][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.399295][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.399426][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.399516][ T32] r4:84753d00 [ 1332.399675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.399830][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.399911][ T32] r4:00000001 [ 1332.399999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.400164][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.400250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.400334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.400423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.400510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.400580][ T32] r4:844bb340 [ 1332.400637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.400723][ T32] INFO: task kworker/0:225:4008 blocked for more than 458 seconds. [ 1332.400814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.400912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.400976][ T32] task:kworker/0:225 state:D stack:0 pid:4008 tgid:4008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.401087][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.401307][ T32] Call trace: [ 1332.401495][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.401623][ T32] r10:829187f4 r9:eaa11d84 r8:00000002 r7:60000013 r6:eaa11d8c r5:84b96000 [ 1332.401721][ T32] r4:84b96000 [ 1332.401829][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.401964][ T32] r5:84b96000 r4:829187f0 [ 1332.402029][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.402147][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.402266][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1332.402357][ T32] r4:00000000 [ 1332.402433][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.402540][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.402644][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.402747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069cc0 [ 1332.402807][ T32] r4:00000000 [ 1332.402867][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.402984][ T32] r9:83018005 r8:84b96000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.403048][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.403166][ T32] r5:00001000 r4:dffb1000 [ 1332.403228][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.403330][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.403453][ T32] r5:85104b8c r4:85104800 [ 1332.403513][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.403631][ T32] r7:dddced40 r6:83018000 r5:85104b8c r4:8506b480 [ 1332.403696][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.403816][ T32] r10:61c88647 r9:84b96000 r8:8506b4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.403908][ T32] r4:8506b480 [ 1332.403978][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.404134][ T32] r10:00000000 r9:8506b480 r8:8027ecf4 r7:ea8d1e60 r6:85060480 r5:84b96000 [ 1332.404208][ T32] r4:00000001 [ 1332.404263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.404371][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1332.404458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.404559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.404663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.433726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.433929][ T32] r4:85069a00 [ 1332.435724][ T32] INFO: task kworker/0:225:4008 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.435867][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.436042][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.436277][ T32] Call trace: [ 1332.436415][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.436600][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.436686][ T32] r4:00000000 [ 1332.436839][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.436946][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.437026][ T32] dd20: c60c8000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.437131][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.437200][ T32] dd60: 80000013 ffffffff [ 1332.437259][ T32] r5:80000013 r4:80239bb0 [ 1332.437316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.437441][ T32] r4:82ac21e4 [ 1332.437506][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.437626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.437695][ T32] r4:e46fddc0 [ 1332.437757][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.437875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.437945][ T32] r4:00000000 [ 1332.438032][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.438146][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.438208][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.438321][ T32] r5:00001000 r4:e042b000 [ 1332.438396][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.438507][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.438621][ T32] r5:8502278c r4:85022400 [ 1332.438685][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.438835][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.438909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.439036][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.439108][ T32] r4:84753d00 [ 1332.439175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.439324][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.439476][ T32] r4:00000001 [ 1332.439552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.439646][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.439748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.439831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.439939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.440024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.440087][ T32] r4:844bb340 [ 1332.440143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.440234][ T32] INFO: task kworker/0:226:4010 blocked for more than 458 seconds. [ 1332.440357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.440438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.440491][ T32] task:kworker/0:226 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.440623][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.440803][ T32] Call trace: [ 1332.440901][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.441024][ T32] r10:829187f4 r9:eaa19d84 r8:00000002 r7:60000013 r6:eaa19d8c r5:84b95400 [ 1332.441087][ T32] r4:84b95400 [ 1332.441176][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.441276][ T32] r5:84b95400 r4:829187f0 [ 1332.441334][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.441482][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.441613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 [ 1332.441736][ T32] r4:00000000 [ 1332.441809][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.441943][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.442087][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.442216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062400 [ 1332.442280][ T32] r4:00000000 [ 1332.442354][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.442489][ T32] r9:83018005 r8:84b95400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1332.442552][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.442653][ T32] r5:00001000 r4:e0377000 [ 1332.442703][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.442806][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.442947][ T32] r5:8510578c r4:85105400 [ 1332.443220][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.443353][ T32] r7:dddced40 r6:83018000 r5:8510578c r4:8506b500 [ 1332.443472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.443600][ T32] r10:61c88647 r9:84b95400 r8:8506b52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.443668][ T32] r4:8506b500 [ 1332.443741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.443877][ T32] r10:00000000 r9:8506b500 r8:8027ecf4 r7:eaa11e60 r6:85060500 r5:84b95400 [ 1332.443948][ T32] r4:00000001 [ 1332.444004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.444093][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1332.444159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.444264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.444359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.444455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.444517][ T32] r4:85069b40 [ 1332.469596][ T32] INFO: task kworker/0:226:4010 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.469899][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.470146][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.470331][ T32] Call trace: [ 1332.470580][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.470715][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.470772][ T32] r4:00000000 [ 1332.470826][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.471081][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.471204][ T32] dd20: c6494000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.471287][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.471352][ T32] dd60: 80000013 ffffffff [ 1332.471594][ T32] r5:80000013 r4:80239bb0 [ 1332.471724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.471868][ T32] r4:82ac21e4 [ 1332.471928][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.472042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.472102][ T32] r4:e46fddc0 [ 1332.472153][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.472255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.472357][ T32] r4:00000000 [ 1332.472415][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.472620][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.472685][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.472824][ T32] r5:00001000 r4:e042b000 [ 1332.472886][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.472984][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.473125][ T32] r5:8502278c r4:85022400 [ 1332.473205][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.473328][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.473384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.473497][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.473561][ T32] r4:84753d00 [ 1332.473616][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.473726][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.473816][ T32] r4:00000001 [ 1332.473876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.473992][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.474119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.474336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.474436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.474592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.495788][ T32] r4:844bb340 [ 1332.496002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.496094][ T32] INFO: task kworker/0:227:4012 blocked for more than 459 seconds. [ 1332.496178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.496241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.496303][ T32] task:kworker/0:227 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.496440][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.496592][ T32] Call trace: [ 1332.496685][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.496860][ T32] r10:829187f4 r9:eaa21d84 r8:00000002 r7:60000013 r6:eaa21d8c r5:84b91800 [ 1332.496928][ T32] r4:84b91800 [ 1332.496980][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.497080][ T32] r5:84b91800 r4:829187f0 [ 1332.497163][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.497269][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.497380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1332.497465][ T32] r4:00000000 [ 1332.497523][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.497651][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.497751][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.497854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069dc0 [ 1332.497908][ T32] r4:00000000 [ 1332.497960][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.498109][ T32] r9:83018005 r8:84b91800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.498171][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.498293][ T32] r5:00001000 r4:e031d000 [ 1332.498619][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.498730][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.498830][ T32] r5:85104f8c r4:85104c00 [ 1332.498886][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.499001][ T32] r7:dddced40 r6:83018000 r5:85104f8c r4:8506b580 [ 1332.499058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.499168][ T32] r10:61c88647 r9:84b91800 r8:8506b5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.499226][ T32] r4:8506b580 [ 1332.499291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.499400][ T32] r10:00000000 r9:8506b580 r8:8027ecf4 r7:eaa19e60 r6:85060580 r5:84b91800 [ 1332.499464][ T32] r4:00000001 [ 1332.499516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.499611][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1332.499685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.499760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.499858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.499945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.500004][ T32] r4:85069bc0 [ 1332.500856][ T32] INFO: task kworker/0:227:4012 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.500977][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.501161][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.501277][ T32] Call trace: [ 1332.501356][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.501496][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.501667][ T32] r4:00000000 [ 1332.501729][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.501831][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.501906][ T32] dd20: c673a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.501979][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.502038][ T32] dd60: 80000013 ffffffff [ 1332.502100][ T32] r5:80000013 r4:80239bb0 [ 1332.502173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.502302][ T32] r4:82ac21e4 [ 1332.502360][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.502469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.502838][ T32] r4:e46fddc0 [ 1332.502895][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.502995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.503051][ T32] r4:00000000 [ 1332.503100][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.503218][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.503289][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.503389][ T32] r5:00001000 r4:e042b000 [ 1332.503440][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.503530][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.503629][ T32] r5:8502278c r4:85022400 [ 1332.503677][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.503804][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.503879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.504010][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.504079][ T32] r4:84753d00 [ 1332.504129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.504237][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.504312][ T32] r4:00000001 [ 1332.504366][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.504452][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.504516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.504670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.534376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.534491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.534557][ T32] r4:844bb340 [ 1332.535610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.535782][ T32] INFO: task kworker/0:228:4013 blocked for more than 459 seconds. [ 1332.535867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.535928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.535980][ T32] task:kworker/0:228 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.536160][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.536332][ T32] Call trace: [ 1332.536451][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.536577][ T32] r10:829187f4 r9:ea88dd84 r8:00000002 r7:60000113 r6:ea88dd8c r5:844a0000 [ 1332.536643][ T32] r4:844a0000 [ 1332.537117][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.537276][ T32] r5:844a0000 r4:829187f0 [ 1332.537348][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.537445][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.537552][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea88de08 [ 1332.537611][ T32] r4:00000000 [ 1332.537698][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.537799][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.537896][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.537997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069f00 [ 1332.538057][ T32] r4:00000000 [ 1332.538108][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.538218][ T32] r9:83018005 r8:844a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1332.538281][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.538382][ T32] r5:00001000 r4:e034f000 [ 1332.538476][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.538579][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.538680][ T32] r5:8510538c r4:85105000 [ 1332.538753][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.538864][ T32] r7:dddced40 r6:83018000 r5:8510538c r4:8506b600 [ 1332.539032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.539150][ T32] r10:61c88647 r9:844a0000 r8:8506b62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.539208][ T32] r4:8506b600 [ 1332.539270][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.539382][ T32] r10:00000000 r9:8506b600 r8:8027ecf4 r7:eaa19e60 r6:8506b680 r5:844a0000 [ 1332.539438][ T32] r4:00000001 [ 1332.539487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.539597][ T32] Exception stack(0xea88dfb0 to 0xea88dff8) [ 1332.539672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.539746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.539815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.539983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.540076][ T32] r4:85069bc0 [ 1332.540923][ T32] INFO: task kworker/0:228:4013 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.541024][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.541478][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.541594][ T32] Call trace: [ 1332.541682][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.541803][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.541860][ T32] r4:00000000 [ 1332.541936][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.542045][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.542123][ T32] dd20: c6968000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.542195][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.542286][ T32] dd60: 80000013 ffffffff [ 1332.542351][ T32] r5:80000013 r4:80239bb0 [ 1332.542407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.542500][ T32] r4:82ac21e4 [ 1332.542552][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.542651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.542708][ T32] r4:e46fddc0 [ 1332.542757][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.542856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.542910][ T32] r4:00000000 [ 1332.542958][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.543074][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.543130][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.543254][ T32] r5:00001000 r4:e042b000 [ 1332.543351][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.543449][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.543547][ T32] r5:8502278c r4:85022400 [ 1332.543597][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.543708][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.543758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.543861][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.543916][ T32] r4:84753d00 [ 1332.543964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.544074][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.544129][ T32] r4:00000001 [ 1332.544180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.544267][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.544332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.544401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.544471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.544549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.544672][ T32] r4:844bb340 [ 1332.573874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.574007][ T32] INFO: task kworker/0:229:4016 blocked for more than 459 seconds. [ 1332.574096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.574186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.574250][ T32] task:kworker/0:229 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.574571][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.591596][ T32] Call trace: [ 1332.591731][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.591880][ T32] r10:829187f4 r9:eaa1dd84 r8:00000002 r7:60000013 r6:eaa1dd8c r5:844a3000 [ 1332.591929][ T32] r4:844a3000 [ 1332.591971][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.592077][ T32] r5:844a3000 r4:829187f0 [ 1332.592230][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.592326][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.592551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1332.592618][ T32] r4:00000000 [ 1332.592669][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.592761][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.592856][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.592989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073040 [ 1332.593130][ T32] r4:00000000 [ 1332.593390][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.593734][ T32] r9:83018005 r8:844a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1332.593853][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.593970][ T32] r5:00001000 r4:e051d000 [ 1332.594037][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.594139][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.594237][ T32] r5:85105b8c r4:85105800 [ 1332.594296][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.594417][ T32] r7:dddced40 r6:83018000 r5:85105b8c r4:8506b700 [ 1332.594638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.595061][ T32] r10:61c88647 r9:844a3000 r8:8506b72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.605967][ T32] r4:8506b700 [ 1332.606122][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.606337][ T32] r10:00000000 r9:8506b700 r8:8027ecf4 r7:eaa19e60 r6:8506b780 r5:844a3000 [ 1332.606417][ T32] r4:00000001 [ 1332.606474][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.606789][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1332.607148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.607263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.607340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.607413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.607470][ T32] r4:85073080 [ 1332.608295][ T32] INFO: task kworker/0:229:4016 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.608474][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.608993][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.609139][ T32] Call trace: [ 1332.609202][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.609298][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.609450][ T32] r4:00000000 [ 1332.609557][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.609635][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.609762][ T32] dd20: c6d59000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.609868][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.609914][ T32] dd60: 80000013 ffffffff [ 1332.609987][ T32] r5:80000013 r4:80239bb0 [ 1332.610266][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.610460][ T32] r4:82ac21e4 [ 1332.610517][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.610596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.610635][ T32] r4:e46fddc0 [ 1332.610670][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.610788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.610832][ T32] r4:00000000 [ 1332.610866][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.610973][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.611013][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.611094][ T32] r5:00001000 r4:e042b000 [ 1332.611161][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.611294][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.611377][ T32] r5:8502278c r4:85022400 [ 1332.611412][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.611489][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.611527][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.611607][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.611722][ T32] r4:84753d00 [ 1332.611771][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.611883][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.611926][ T32] r4:00000001 [ 1332.611961][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.612028][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.612075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.612124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.612171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.612222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.612262][ T32] r4:844bb340 [ 1332.612300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.612350][ T32] INFO: task kworker/0:230:4018 blocked for more than 459 seconds. [ 1332.612407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.612449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.612506][ T32] task:kworker/0:230 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.612645][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.612712][ T32] Call trace: [ 1332.612763][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.612900][ T32] r10:829187f4 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:844a3c00 [ 1332.612944][ T32] r4:844a3c00 [ 1332.612986][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.613087][ T32] r5:844a3c00 r4:829187f0 [ 1332.613163][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.613258][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.613398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1332.613459][ T32] r4:00000000 [ 1332.613524][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.613623][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.613711][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.613806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850738c0 [ 1332.613867][ T32] r4:00000000 [ 1332.613918][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.614037][ T32] r9:83018005 r8:844a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1332.614115][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.614218][ T32] r5:00001000 r4:e05bf000 [ 1332.614267][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.614361][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.614465][ T32] r5:85106b8c r4:85106800 [ 1332.614514][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.614609][ T32] r7:dddced40 r6:83018000 r5:85106b8c r4:8506b800 [ 1332.614655][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.640396][ T32] r10:61c88647 r9:844a3c00 r8:8506b82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.640544][ T32] r4:8506b800 [ 1332.640641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.640803][ T32] r10:00000000 r9:8506b800 r8:8027ecf4 r7:eaa1de60 r6:8506b880 r5:844a3c00 [ 1332.640858][ T32] r4:00000001 [ 1332.640912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.641009][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1332.641121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.641199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.641267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.641344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.641407][ T32] r4:85073240 [ 1332.642257][ T32] INFO: task kworker/0:230:4018 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.642357][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.642797][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.642932][ T32] Call trace: [ 1332.642989][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.643093][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.643135][ T32] r4:00000000 [ 1332.643170][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.643239][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.643295][ T32] dd20: c6e80000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.643348][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.643390][ T32] dd60: 80000013 ffffffff [ 1332.643544][ T32] r5:80000013 r4:80239bb0 [ 1332.643614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.643693][ T32] r4:82ac21e4 [ 1332.643729][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.643877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.643921][ T32] r4:e46fddc0 [ 1332.643988][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.644077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.644118][ T32] r4:00000000 [ 1332.644153][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.644234][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.644275][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.644372][ T32] r5:00001000 r4:e042b000 [ 1332.644427][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.644526][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.644621][ T32] r5:8502278c r4:85022400 [ 1332.644727][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.659655][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.659747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.659886][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.659935][ T32] r4:84753d00 [ 1332.660001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.660098][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.660149][ T32] r4:00000001 [ 1332.660189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.660264][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.660348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.660428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.660486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.660546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.660597][ T32] r4:844bb340 [ 1332.660719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.660827][ T32] INFO: task kworker/0:231:4019 blocked for more than 459 seconds. [ 1332.660898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.660950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.660994][ T32] task:kworker/0:231 state:D stack:0 pid:4019 tgid:4019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.661142][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.661242][ T32] Call trace: [ 1332.661309][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.661418][ T32] r10:829187f4 r9:eaa0dd84 r8:00000002 r7:60000113 r6:eaa0dd8c r5:844a4800 [ 1332.661466][ T32] r4:844a4800 [ 1332.661506][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.661591][ T32] r5:844a4800 r4:829187f0 [ 1332.661642][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.661724][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.661846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1332.661897][ T32] r4:00000000 [ 1332.661939][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.662020][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.662098][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.662185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073300 [ 1332.662233][ T32] r4:00000000 [ 1332.662277][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.662404][ T32] r9:83018005 r8:844a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.662454][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.662606][ T32] r5:00001000 r4:e057f000 [ 1332.662654][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.662736][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.662838][ T32] r5:85105f8c r4:85105c00 [ 1332.662885][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.662982][ T32] r7:dddced40 r6:83018000 r5:85105f8c r4:8506b900 [ 1332.663027][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.663150][ T32] r10:61c88647 r9:844a4800 r8:8506b92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.663203][ T32] r4:8506b900 [ 1332.663243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.663349][ T32] r10:00000000 r9:8506b900 r8:8027ecf4 r7:eaa25e60 r6:8506b980 r5:844a4800 [ 1332.663431][ T32] r4:00000001 [ 1332.663479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.663556][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1332.663616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.663678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.663738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.663805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.663857][ T32] r4:85073240 [ 1332.687096][ T32] INFO: task kworker/0:231:4019 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.687417][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.687601][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.687758][ T32] Call trace: [ 1332.687845][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.687985][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.688052][ T32] r4:00000000 [ 1332.688108][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.688194][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.688260][ T32] dd20: c71ab000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.688322][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.688381][ T32] dd60: 80000013 ffffffff [ 1332.688450][ T32] r5:80000013 r4:80239bb0 [ 1332.688513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.688601][ T32] r4:82ac21e4 [ 1332.688646][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.688730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.688778][ T32] r4:e46fddc0 [ 1332.688830][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.688934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.688987][ T32] r4:00000000 [ 1332.689031][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.689158][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.689209][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.689298][ T32] r5:00001000 r4:e042b000 [ 1332.689344][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.689445][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.689549][ T32] r5:8502278c r4:85022400 [ 1332.689595][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.689691][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.689736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.689856][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.689913][ T32] r4:84753d00 [ 1332.689983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.690132][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.690182][ T32] r4:00000001 [ 1332.690227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.690302][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.690375][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.690445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.690537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.690598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.690645][ T32] r4:844bb340 [ 1332.690690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.690776][ T32] INFO: task kworker/0:232:4021 blocked for more than 459 seconds. [ 1332.690843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.690933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.691000][ T32] task:kworker/0:232 state:D stack:0 pid:4021 tgid:4021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.691107][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.691190][ T32] Call trace: [ 1332.691249][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.691339][ T32] r10:829187f4 r9:eaa31d84 r8:00000002 r7:60000113 r6:eaa31d8c r5:844a6c00 [ 1332.691392][ T32] r4:844a6c00 [ 1332.691431][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.691508][ T32] r5:844a6c00 r4:829187f0 [ 1332.691548][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.691623][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.691724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1332.691767][ T32] r4:00000000 [ 1332.691806][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.691902][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.691990][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.692161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073600 [ 1332.692218][ T32] r4:00000000 [ 1332.692254][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.692337][ T32] r9:83018005 r8:844a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1332.692385][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.692467][ T32] r5:00001000 r4:e0593000 [ 1332.692522][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.692642][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.692725][ T32] r5:8510638c r4:85106000 [ 1332.692765][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.692850][ T32] r7:dddced40 r6:83018000 r5:8510638c r4:8506ba00 [ 1332.692891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.692976][ T32] r10:61c88647 r9:844a6c00 r8:8506ba2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.693019][ T32] r4:8506ba00 [ 1332.693072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.693210][ T32] r10:00000000 r9:8506ba00 r8:8027ecf4 r7:eaa25e60 r6:8506ba80 r5:844a6c00 [ 1332.693260][ T32] r4:00000001 [ 1332.693303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.693385][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1332.693445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.693504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.693561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.693621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.693667][ T32] r4:85073500 [ 1332.694402][ T32] INFO: task kworker/0:232:4021 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.694474][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.694593][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.720884][ T32] Call trace: [ 1332.720981][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.721230][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.721292][ T32] r4:00000000 [ 1332.721343][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.721548][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.721631][ T32] dd20: c739f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.721702][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.721756][ T32] dd60: 80000013 ffffffff [ 1332.721810][ T32] r5:80000013 r4:80239bb0 [ 1332.721878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.721991][ T32] r4:82ac21e4 [ 1332.722042][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.722146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.722200][ T32] r4:e46fddc0 [ 1332.722246][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.722339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.722402][ T32] r4:00000000 [ 1332.722446][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.722548][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.722597][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.722691][ T32] r5:00001000 r4:e042b000 [ 1332.722738][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.722841][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.722938][ T32] r5:8502278c r4:85022400 [ 1332.723009][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.723122][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.723193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.723300][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.723352][ T32] r4:84753d00 [ 1332.723407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.723505][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.723558][ T32] r4:00000001 [ 1332.723603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.723681][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.723741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.723806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.723868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.723935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.723987][ T32] r4:844bb340 [ 1332.724039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.724102][ T32] INFO: task kworker/0:233:4024 blocked for more than 459 seconds. [ 1332.724197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.724254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.724302][ T32] task:kworker/0:233 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.724426][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.724543][ T32] Call trace: [ 1332.731982][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.732204][ T32] r10:829187f4 r9:eaa2dd84 r8:00000002 r7:60000113 r6:eaa2dd8c r5:844a5400 [ 1332.732253][ T32] r4:844a5400 [ 1332.732295][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.732393][ T32] r5:844a5400 r4:829187f0 [ 1332.732436][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.732513][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.732600][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1332.732645][ T32] r4:00000000 [ 1332.732687][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.732787][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.732870][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.732993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073780 [ 1332.733057][ T32] r4:00000000 [ 1332.733174][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.733296][ T32] r9:83018005 r8:844a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1332.733345][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.733471][ T32] r5:00001000 r4:e05a7000 [ 1332.733528][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.733605][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.733687][ T32] r5:8510678c r4:85106400 [ 1332.733728][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.733818][ T32] r7:dddced40 r6:83018000 r5:8510678c r4:8506bb00 [ 1332.733863][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.733953][ T32] r10:61c88647 r9:844a5400 r8:8506bb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.734000][ T32] r4:8506bb00 [ 1332.734079][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.734187][ T32] r10:00000000 r9:8506bb00 r8:8027ecf4 r7:eaa25e60 r6:8506bb80 r5:844a5400 [ 1332.734253][ T32] r4:00000001 [ 1332.734336][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.734421][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1332.734482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.734636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.746116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.746268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.746322][ T32] r4:85073640 [ 1332.747123][ T32] INFO: task kworker/0:233:4024 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.747200][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.747350][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.747523][ T32] Call trace: [ 1332.747589][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.747694][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.747760][ T32] r4:00000000 [ 1332.747807][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.747891][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.747956][ T32] dd20: c754e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.748197][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.748255][ T32] dd60: 80000013 ffffffff [ 1332.748309][ T32] r5:80000013 r4:80239bb0 [ 1332.748356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.748469][ T32] r4:82ac21e4 [ 1332.748519][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.748628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.748678][ T32] r4:e46fddc0 [ 1332.748721][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.748832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.748885][ T32] r4:00000000 [ 1332.748927][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.749020][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.749122][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.749218][ T32] r5:00001000 r4:e042b000 [ 1332.749293][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.749386][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.749477][ T32] r5:8502278c r4:85022400 [ 1332.749520][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.749646][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.749695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.749853][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.749906][ T32] r4:84753d00 [ 1332.749949][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.750078][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.750331][ T32] r4:00000001 [ 1332.750452][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.750570][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.750767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.750830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.750914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.750976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.751027][ T32] r4:844bb340 [ 1332.751093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.751157][ T32] INFO: task kworker/0:234:4026 blocked for more than 459 seconds. [ 1332.751224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.751387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.751463][ T32] task:kworker/0:234 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.751567][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.751712][ T32] Call trace: [ 1332.751845][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.751942][ T32] r10:829187f4 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:844a6000 [ 1332.751989][ T32] r4:844a6000 [ 1332.752103][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.752238][ T32] r5:844a6000 r4:829187f0 [ 1332.752285][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.752374][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.752478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1332.752526][ T32] r4:00000000 [ 1332.752616][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.752702][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.752933][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.753065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073a40 [ 1332.753237][ T32] r4:00000000 [ 1332.753278][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.753371][ T32] r9:83018005 r8:844a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.753483][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.753697][ T32] r5:00001000 r4:e05eb000 [ 1332.754043][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.754125][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.754371][ T32] r5:85106f8c r4:85106c00 [ 1332.754433][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.754560][ T32] r7:dddced40 r6:83018000 r5:85106f8c r4:8506bc00 [ 1332.754628][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.779467][ T32] r10:61c88647 r9:844a6000 r8:8506bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.779557][ T32] r4:8506bc00 [ 1332.779606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.779737][ T32] r10:00000000 r9:8506bc00 r8:8027ecf4 r7:eaa25e60 r6:8506bc80 r5:844a6000 [ 1332.779786][ T32] r4:00000001 [ 1332.779831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.779911][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1332.779996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.780074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.780132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.780190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.780261][ T32] r4:85073880 [ 1332.780989][ T32] INFO: task kworker/0:234:4026 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.781083][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.781263][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.781452][ T32] Call trace: [ 1332.781530][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.781663][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.781714][ T32] r4:00000000 [ 1332.781777][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.781855][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.781912][ T32] dd20: c76bd000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.781987][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.782131][ T32] dd60: 80000013 ffffffff [ 1332.782186][ T32] r5:80000013 r4:80239bb0 [ 1332.782230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.782354][ T32] r4:82ac21e4 [ 1332.782413][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.782520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.782571][ T32] r4:e46fddc0 [ 1332.782680][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.782770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.782816][ T32] r4:00000000 [ 1332.782868][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.782958][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.783002][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.783081][ T32] r5:00001000 r4:e042b000 [ 1332.783134][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.783211][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.783302][ T32] r5:8502278c r4:85022400 [ 1332.783354][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.783448][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.783492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.783578][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.783624][ T32] r4:84753d00 [ 1332.783662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.783761][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.783841][ T32] r4:00000001 [ 1332.783889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.783963][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.784017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.784074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.784133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.784212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.784265][ T32] r4:844bb340 [ 1332.784309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.784461][ T32] INFO: task kworker/0:235:4029 blocked for more than 459 seconds. [ 1332.784575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.809991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.810235][ T32] task:kworker/0:235 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.810366][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.810474][ T32] Call trace: [ 1332.810532][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.810631][ T32] r10:829187f4 r9:eaa39d84 r8:00000002 r7:60000113 r6:eaa39d8c r5:844a1800 [ 1332.810673][ T32] r4:844a1800 [ 1332.810711][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.811084][ T32] r5:844a1800 r4:829187f0 [ 1332.811144][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.811227][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.811340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 1332.811394][ T32] r4:00000000 [ 1332.811429][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.811500][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.811572][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.811723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073e80 [ 1332.811777][ T32] r4:00000000 [ 1332.811867][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.811970][ T32] r9:83018005 r8:844a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.812012][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.812097][ T32] r5:00001000 r4:e064f000 [ 1332.812133][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.812203][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.812283][ T32] r5:85107b8c r4:85107800 [ 1332.812336][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.812425][ T32] r7:dddced40 r6:83018000 r5:85107b8c r4:8506bd00 [ 1332.812463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.812565][ T32] r10:61c88647 r9:844a1800 r8:8506bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.812611][ T32] r4:8506bd00 [ 1332.812648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.812734][ T32] r10:00000000 r9:8506bd00 r8:8027ecf4 r7:eaa35e60 r6:8506bd80 r5:844a1800 [ 1332.812776][ T32] r4:00000001 [ 1332.812811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.812874][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1332.812925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.812979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.813037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.813137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.813183][ T32] r4:850737c0 [ 1332.813943][ T32] INFO: task kworker/0:235:4029 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.814009][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.814154][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.814237][ T32] Call trace: [ 1332.814299][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.814529][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.814602][ T32] r4:00000000 [ 1332.814718][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.836484][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.836644][ T32] dd20: c79d9000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.836749][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.836818][ T32] dd60: 80000013 ffffffff [ 1332.836889][ T32] r5:80000013 r4:80239bb0 [ 1332.836946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.837192][ T32] r4:82ac21e4 [ 1332.837319][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.837430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.837483][ T32] r4:e46fddc0 [ 1332.837692][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.837804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.837864][ T32] r4:00000000 [ 1332.837980][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.838132][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.838197][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.838310][ T32] r5:00001000 r4:e042b000 [ 1332.838394][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.838497][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.838613][ T32] r5:8502278c r4:85022400 [ 1332.838674][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.838781][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.838857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.838976][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.839048][ T32] r4:84753d00 [ 1332.839154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.839265][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.839327][ T32] r4:00000001 [ 1332.839374][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.839456][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.839522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.839586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.839670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.839744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.839803][ T32] r4:844bb340 [ 1332.839883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.839996][ T32] INFO: task kworker/0:236:4030 blocked for more than 459 seconds. [ 1332.840107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.840174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.840229][ T32] task:kworker/0:236 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.840375][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.840483][ T32] Call trace: [ 1332.840568][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.840767][ T32] r10:829187f4 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:848a6000 [ 1332.840865][ T32] r4:848a6000 [ 1332.840926][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.841070][ T32] r5:848a6000 r4:829187f0 [ 1332.841153][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.841259][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.841429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 1332.841495][ T32] r4:00000000 [ 1332.841553][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.841649][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.841738][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.841838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073b80 [ 1332.841893][ T32] r4:00000000 [ 1332.841939][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.842056][ T32] r9:83018005 r8:848a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.842112][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.842213][ T32] r5:00001000 r4:e0617000 [ 1332.842263][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.842373][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.842476][ T32] r5:8510738c r4:85107000 [ 1332.842559][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.842676][ T32] r7:dddced40 r6:83018000 r5:8510738c r4:8506be00 [ 1332.842732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.842844][ T32] r10:61c88647 r9:848a6000 r8:8506be2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.842904][ T32] r4:8506be00 [ 1332.842955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.843073][ T32] r10:00000000 r9:8506be00 r8:8027ecf4 r7:eaa39e60 r6:8506be80 r5:848a6000 [ 1332.843135][ T32] r4:00000001 [ 1332.843188][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.843277][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1332.843346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.843419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.843505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.843583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.843635][ T32] r4:850737c0 [ 1332.844440][ T32] INFO: task kworker/0:236:4030 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.844538][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.844718][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.855716][ T32] Call trace: [ 1332.855891][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.856074][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.856242][ T32] r4:00000000 [ 1332.856314][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.856408][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.856483][ T32] dd20: c79d9000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.856557][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.856617][ T32] dd60: 80000013 ffffffff [ 1332.856682][ T32] r5:80000013 r4:80239bb0 [ 1332.856732][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.856828][ T32] r4:82ac21e4 [ 1332.856878][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.856981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.857085][ T32] r4:e46fddc0 [ 1332.857224][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.857431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.857491][ T32] r4:00000000 [ 1332.857546][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.857661][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.857719][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.857818][ T32] r5:00001000 r4:e042b000 [ 1332.857869][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.857986][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.858110][ T32] r5:8502278c r4:85022400 [ 1332.858163][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.858272][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.858325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.858437][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.858496][ T32] r4:84753d00 [ 1332.858549][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.858659][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.858721][ T32] r4:00000001 [ 1332.858770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.858877][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.858952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.859015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.859088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.859167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.859227][ T32] r4:844bb340 [ 1332.859284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.859355][ T32] INFO: task kworker/0:237:4033 blocked for more than 459 seconds. [ 1332.859440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.859503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.859592][ T32] task:kworker/0:237 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.859780][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.859904][ T32] Call trace: [ 1332.859992][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.860146][ T32] r10:829187f4 r9:eaa41d84 r8:00000002 r7:60000013 r6:eaa41d8c r5:84990000 [ 1332.860213][ T32] r4:84990000 [ 1332.860526][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.860637][ T32] r5:84990000 r4:829187f0 [ 1332.860689][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.860787][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.860923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 1332.861001][ T32] r4:00000000 [ 1332.861067][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.861223][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.861340][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.861450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85073d40 [ 1332.861507][ T32] r4:00000000 [ 1332.861573][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.861683][ T32] r9:83018005 r8:84990000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.861745][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.861848][ T32] r5:00001000 r4:e0637000 [ 1332.861903][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.861994][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.862107][ T32] r5:8510778c r4:85107400 [ 1332.862161][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.862268][ T32] r7:dddced40 r6:83018000 r5:8510778c r4:8506bf00 [ 1332.862322][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.862458][ T32] r10:61c88647 r9:84990000 r8:8506bf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.862542][ T32] r4:8506bf00 [ 1332.862601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.862711][ T32] r10:00000000 r9:8506bf00 r8:8027ecf4 r7:eaa39e60 r6:8506bf80 r5:84990000 [ 1332.862767][ T32] r4:00000001 [ 1332.862832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.862920][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1332.862981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.863058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.863187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.863272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.863357][ T32] r4:85073dc0 [ 1332.864223][ T32] INFO: task kworker/0:237:4033 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.864326][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.864474][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.864608][ T32] Call trace: [ 1332.900518][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.900820][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.900886][ T32] r4:00000000 [ 1332.900945][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.901048][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.901372][ T32] dd20: c7b87000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.901462][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.901527][ T32] dd60: 80000013 ffffffff [ 1332.901590][ T32] r5:80000013 r4:80239bb0 [ 1332.901645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.901750][ T32] r4:82ac21e4 [ 1332.901838][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.901949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.902012][ T32] r4:e46fddc0 [ 1332.902068][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.902176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.902260][ T32] r4:00000000 [ 1332.902345][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.902464][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.902607][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.902725][ T32] r5:00001000 r4:e042b000 [ 1332.902799][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.902898][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.903027][ T32] r5:8502278c r4:85022400 [ 1332.903127][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.903279][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.903342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.903544][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.903604][ T32] r4:84753d00 [ 1332.903651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.903780][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.903952][ T32] r4:00000001 [ 1332.904013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.904133][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.904203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.904316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.904396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.904469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.904691][ T32] r4:844bb340 [ 1332.921686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.921821][ T32] INFO: task kworker/0:238:4034 blocked for more than 459 seconds. [ 1332.921908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.921974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.922031][ T32] task:kworker/0:238 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.922252][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.922406][ T32] Call trace: [ 1332.922626][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.922755][ T32] r10:829187f4 r9:eaa45d84 r8:00000002 r7:60000013 r6:eaa45d8c r5:84990c00 [ 1332.922970][ T32] r4:84990c00 [ 1332.923030][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.923130][ T32] r5:84990c00 r4:829187f0 [ 1332.923181][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.923285][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.923435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1332.923496][ T32] r4:00000000 [ 1332.923546][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.923668][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.923801][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.923906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069f40 [ 1332.923999][ T32] r4:00000000 [ 1332.924058][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.924180][ T32] r9:83018005 r8:84990c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1332.924307][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.924506][ T32] r5:00001000 r4:e0665000 [ 1332.924632][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.924726][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.941110][ T32] r5:85107f8c r4:85107c00 [ 1332.941247][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.941458][ T32] r7:dddced40 r6:83018000 r5:85107f8c r4:85094000 [ 1332.941520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.941632][ T32] r10:61c88647 r9:84990c00 r8:8509402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.941690][ T32] r4:85094000 [ 1332.941739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.941848][ T32] r10:00000000 r9:85094000 r8:8027ecf4 r7:eaa39e60 r6:85094080 r5:84990c00 [ 1332.941965][ T32] r4:00000001 [ 1332.942021][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.942372][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1332.942453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.942526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.942593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.942765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.942968][ T32] r4:85073d00 [ 1332.943863][ T32] INFO: task kworker/0:238:4034 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.944014][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.944421][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.944785][ T32] Call trace: [ 1332.956372][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1332.956519][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1332.956811][ T32] r4:00000000 [ 1332.956875][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.957033][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1332.957134][ T32] dd20: c7fe5000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1332.957471][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1332.957546][ T32] dd60: 80000013 ffffffff [ 1332.957690][ T32] r5:80000013 r4:80239bb0 [ 1332.957745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.957949][ T32] r4:82ac21e4 [ 1332.958074][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.958185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1332.958260][ T32] r4:e46fddc0 [ 1332.958324][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.958465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1332.958524][ T32] r4:00000000 [ 1332.958574][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.958684][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.958809][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.960021][ T32] r5:00001000 r4:e042b000 [ 1332.960081][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.960215][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.960986][ T32] r5:8502278c r4:85022400 [ 1332.961045][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.961175][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1332.961226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.961403][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.961543][ T32] r4:84753d00 [ 1332.961598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.961827][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1332.961941][ T32] r4:00000001 [ 1332.962037][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.962129][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1332.962219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.962298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.962364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.962432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.962487][ T32] r4:844bb340 [ 1332.962542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.962708][ T32] INFO: task kworker/0:239:4036 blocked for more than 459 seconds. [ 1332.962802][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.962867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.962918][ T32] task:kworker/0:239 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.963030][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.963128][ T32] Call trace: [ 1332.963240][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1332.963431][ T32] r10:829187f4 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:84991800 [ 1332.963494][ T32] r4:84991800 [ 1332.963736][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1332.963924][ T32] r5:84991800 r4:829187f0 [ 1332.963979][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.964138][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.964283][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1332.964377][ T32] r4:00000000 [ 1332.964435][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1332.964524][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1332.964609][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1332.964844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090040 [ 1332.996385][ T32] r4:00000000 [ 1332.996489][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1332.996647][ T32] r9:83018005 r8:84991800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.996707][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.996877][ T32] r5:00001000 r4:e067b000 [ 1332.996946][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1332.997120][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.997268][ T32] r5:8510c38c r4:8510c000 [ 1332.997369][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.997500][ T32] r7:dddced40 r6:83018000 r5:8510c38c r4:85094100 [ 1332.997578][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.997704][ T32] r10:61c88647 r9:84991800 r8:8509412c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.997862][ T32] r4:85094100 [ 1332.997967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.998088][ T32] r10:00000000 r9:85094100 r8:8027ecf4 r7:eaa45e60 r6:85094180 r5:84991800 [ 1332.998146][ T32] r4:00000001 [ 1332.998191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.998275][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1332.998369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.998465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.998566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.998671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.998728][ T32] r4:85073ec0 [ 1332.999506][ T32] INFO: task kworker/0:239:4036 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1332.999601][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.999757][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.999874][ T32] Call trace: [ 1333.000020][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.000139][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.000199][ T32] r4:00000000 [ 1333.000247][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.000367][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.000447][ T32] dd20: c828a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.000510][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.000955][ T32] dd60: 80000013 ffffffff [ 1333.001038][ T32] r5:80000013 r4:80239bb0 [ 1333.001125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.001220][ T32] r4:82ac21e4 [ 1333.001353][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.001805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.001883][ T32] r4:e46fddc0 [ 1333.002011][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.002126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.002222][ T32] r4:00000000 [ 1333.002275][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.002388][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.002488][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.002656][ T32] r5:00001000 r4:e042b000 [ 1333.002712][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.002802][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.002904][ T32] r5:8502278c r4:85022400 [ 1333.002955][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.003060][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.003109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.003215][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.003314][ T32] r4:84753d00 [ 1333.003390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.003500][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.003557][ T32] r4:00000001 [ 1333.003604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.003685][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.003749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.003818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.003969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.004105][ T32] r4:844bb340 [ 1333.004176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.004599][ T32] INFO: task kworker/0:240:4038 blocked for more than 459 seconds. [ 1333.035726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.035977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.036037][ T32] task:kworker/0:240 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.036244][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.036444][ T32] Call trace: [ 1333.036599][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.036757][ T32] r10:829187f4 r9:eaa4dd84 r8:00000002 r7:60000013 r6:eaa4dd8c r5:84992400 [ 1333.036823][ T32] r4:84992400 [ 1333.036875][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.036972][ T32] r5:84992400 r4:829187f0 [ 1333.037019][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.037145][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.037253][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1333.037312][ T32] r4:00000000 [ 1333.037365][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.037465][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.037551][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.037646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090300 [ 1333.037705][ T32] r4:00000000 [ 1333.037755][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.037868][ T32] r9:83018005 r8:84992400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1333.037923][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.038016][ T32] r5:00001000 r4:ea79d000 [ 1333.038101][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.038235][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.038368][ T32] r5:8510c78c r4:8510c400 [ 1333.038464][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.038574][ T32] r7:dddced40 r6:83018000 r5:8510c78c r4:85094200 [ 1333.038628][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.038739][ T32] r10:61c88647 r9:84992400 r8:8509422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.038797][ T32] r4:85094200 [ 1333.038849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.038992][ T32] r10:00000000 r9:85094200 r8:8027ecf4 r7:eaa49e60 r6:85094280 r5:84992400 [ 1333.039051][ T32] r4:00000001 [ 1333.039096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.039200][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1333.039271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.039342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.039414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.039483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.039533][ T32] r4:85090080 [ 1333.040332][ T32] INFO: task kworker/0:240:4038 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.040459][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.040761][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.040885][ T32] Call trace: [ 1333.040964][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.041077][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.041161][ T32] r4:00000000 [ 1333.041207][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.041307][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.041427][ T32] dd20: c8676000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.041507][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.041565][ T32] dd60: 80000013 ffffffff [ 1333.041640][ T32] r5:80000013 r4:80239bb0 [ 1333.041755][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.041856][ T32] r4:82ac21e4 [ 1333.041908][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.042007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.042063][ T32] r4:e46fddc0 [ 1333.042107][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.042238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.042300][ T32] r4:00000000 [ 1333.042346][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.042535][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.042591][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.042687][ T32] r5:00001000 r4:e042b000 [ 1333.042739][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.042896][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.042996][ T32] r5:8502278c r4:85022400 [ 1333.043081][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.043194][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.043246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.043352][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.043445][ T32] r4:84753d00 [ 1333.043598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.043770][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.043832][ T32] r4:00000001 [ 1333.043904][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.043990][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.044092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.044169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.044233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.044303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.044389][ T32] r4:844bb340 [ 1333.044450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.044575][ T32] INFO: task kworker/0:241:4040 blocked for more than 459 seconds. [ 1333.065729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.065989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.066045][ T32] task:kworker/0:241 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.066254][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.066394][ T32] Call trace: [ 1333.066471][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.066585][ T32] r10:829187f4 r9:eaa51d84 r8:00000002 r7:60000113 r6:eaa51d8c r5:84993000 [ 1333.066640][ T32] r4:84993000 [ 1333.066689][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.066780][ T32] r5:84993000 r4:829187f0 [ 1333.066824][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.066914][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.067053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1333.067117][ T32] r4:00000000 [ 1333.067166][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.067244][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.067332][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.067434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090480 [ 1333.067490][ T32] r4:00000000 [ 1333.067616][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.067728][ T32] r9:83018005 r8:84993000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1333.067840][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.067942][ T32] r5:00001000 r4:ea7b5000 [ 1333.068010][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.068178][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.068276][ T32] r5:8510cb8c r4:8510c800 [ 1333.068319][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.068456][ T32] r7:dddced40 r6:83018000 r5:8510cb8c r4:85094300 [ 1333.068527][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.068645][ T32] r10:61c88647 r9:84993000 r8:8509432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.068700][ T32] r4:85094300 [ 1333.068742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.068832][ T32] r10:00000000 r9:85094300 r8:8027ecf4 r7:eaa4de60 r6:85094380 r5:84993000 [ 1333.068878][ T32] r4:00000001 [ 1333.068997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.069132][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) [ 1333.069202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.069263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.069330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.069401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.069453][ T32] r4:85090180 [ 1333.070223][ T32] INFO: task kworker/0:241:4040 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.070312][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.070473][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.070663][ T32] Call trace: [ 1333.070731][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.070839][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.070915][ T32] r4:00000000 [ 1333.070963][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.071052][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.071123][ T32] dd20: c88d2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.071193][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.071276][ T32] dd60: 80000013 ffffffff [ 1333.071334][ T32] r5:80000013 r4:80239bb0 [ 1333.071384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.071538][ T32] r4:82ac21e4 [ 1333.071679][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.071789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.071844][ T32] r4:e46fddc0 [ 1333.071892][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.071986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.072067][ T32] r4:00000000 [ 1333.072119][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.072223][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.072272][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.072367][ T32] r5:00001000 r4:e042b000 [ 1333.072420][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.072509][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.072606][ T32] r5:8502278c r4:85022400 [ 1333.072658][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.072763][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.072814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.072919][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.072975][ T32] r4:84753d00 [ 1333.073020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.073152][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.073206][ T32] r4:00000001 [ 1333.073329][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.073450][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.073512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.073611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.073681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.073746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.073799][ T32] r4:844bb340 [ 1333.073847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.073985][ T32] INFO: task kworker/0:242:4043 blocked for more than 459 seconds. [ 1333.074066][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.074126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.074178][ T32] task:kworker/0:242 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.074304][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.074403][ T32] Call trace: [ 1333.074547][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.095723][ T32] r10:829187f4 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:84993c00 [ 1333.095929][ T32] r4:84993c00 [ 1333.096025][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.096192][ T32] r5:84993c00 r4:829187f0 [ 1333.096245][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.096332][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.096439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1333.096510][ T32] r4:00000000 [ 1333.096559][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.096639][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.096720][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.096996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090780 [ 1333.097073][ T32] r4:00000000 [ 1333.097147][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.097253][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1333.097343][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.097459][ T32] r5:00001000 r4:ea815000 [ 1333.097534][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.097640][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.097739][ T32] r5:8510d38c r4:8510d000 [ 1333.097902][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.098161][ T32] r7:dddced40 r6:83018000 r5:8510d38c r4:85094400 [ 1333.098230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.098331][ T32] r10:61c88647 r9:84993c00 r8:8509442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.098411][ T32] r4:85094400 [ 1333.098461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.098550][ T32] r10:00000000 r9:85094400 r8:8027ecf4 r7:eaa51e60 r6:85094480 r5:84993c00 [ 1333.098667][ T32] r4:00000001 [ 1333.098720][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.098799][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1333.098883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.098955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.099017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.099086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.099138][ T32] r4:85090280 [ 1333.100047][ T32] INFO: task kworker/0:242:4043 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.100215][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.100481][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.100590][ T32] Call trace: [ 1333.100662][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.100789][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.100849][ T32] r4:00000000 [ 1333.101081][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.101216][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.101354][ T32] dd20: c899a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.101438][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.101496][ T32] dd60: 80000013 ffffffff [ 1333.101550][ T32] r5:80000013 r4:80239bb0 [ 1333.101677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.101793][ T32] r4:82ac21e4 [ 1333.101843][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.101936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.101986][ T32] r4:e46fddc0 [ 1333.102150][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.102281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.102343][ T32] r4:00000000 [ 1333.102438][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.102550][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.102642][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.102744][ T32] r5:00001000 r4:e042b000 [ 1333.102792][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.102915][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.103011][ T32] r5:8502278c r4:85022400 [ 1333.103056][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.103160][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.103210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.103303][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.103395][ T32] r4:84753d00 [ 1333.103451][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.103583][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.103679][ T32] r4:00000001 [ 1333.103732][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.103816][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.103872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.103934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.103993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.104056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.104104][ T32] r4:844bb340 [ 1333.104173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.104260][ T32] INFO: task kworker/0:243:4044 blocked for more than 459 seconds. [ 1333.104337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.104414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.104503][ T32] task:kworker/0:243 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.104764][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.135933][ T32] Call trace: [ 1333.136276][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.136371][ T32] r10:829187f4 r9:eaa59d84 r8:00000002 r7:60000113 r6:eaa59d8c r5:84994800 [ 1333.136433][ T32] r4:84994800 [ 1333.136462][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.136511][ T32] r5:84994800 r4:829187f0 [ 1333.136659][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.136760][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.136861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1333.136988][ T32] r4:00000000 [ 1333.137045][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.137163][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.137317][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.137430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850905c0 [ 1333.137565][ T32] r4:00000000 [ 1333.137623][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.137761][ T32] r9:83018005 r8:84994800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1333.137985][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.138097][ T32] r5:00001000 r4:ea7c5000 [ 1333.138182][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.138275][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.138375][ T32] r5:8510cf8c r4:8510cc00 [ 1333.138424][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.138523][ T32] r7:dddced40 r6:83018000 r5:8510cf8c r4:85094500 [ 1333.138786][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.138950][ T32] r10:61c88647 r9:84994800 r8:8509452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.139011][ T32] r4:85094500 [ 1333.139062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.139214][ T32] r10:00000000 r9:85094500 r8:8027ecf4 r7:eaa55e60 r6:85094580 r5:84994800 [ 1333.139400][ T32] r4:00000001 [ 1333.139525][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.139654][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1333.139729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.139824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.139893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.139967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.140020][ T32] r4:85090440 [ 1333.140585][ T32] INFO: task kworker/0:243:4044 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.141000][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.141479][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.141778][ T32] Call trace: [ 1333.142105][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.142228][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.142280][ T32] r4:00000000 [ 1333.142327][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.142395][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.142432][ T32] dd20: c8fca000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.142464][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.142490][ T32] dd60: 80000013 ffffffff [ 1333.142536][ T32] r5:80000013 r4:80239bb0 [ 1333.142564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.142609][ T32] r4:82ac21e4 [ 1333.142636][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.142685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.142709][ T32] r4:e46fddc0 [ 1333.142730][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.142853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.142881][ T32] r4:00000000 [ 1333.142915][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.143015][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.143094][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.143189][ T32] r5:00001000 r4:e042b000 [ 1333.143236][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.143321][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.143414][ T32] r5:8502278c r4:85022400 [ 1333.143457][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.143558][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.143605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.143692][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.143790][ T32] r4:84753d00 [ 1333.143842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.143936][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.143979][ T32] r4:00000001 [ 1333.144079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.144166][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.144225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.144316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.144358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.144428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.144474][ T32] r4:844bb340 [ 1333.144545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.144586][ T32] INFO: task kworker/0:244:4047 blocked for more than 459 seconds. [ 1333.144633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.144770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.170725][ T32] task:kworker/0:244 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.170967][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.171145][ T32] Call trace: [ 1333.171312][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.171535][ T32] r10:829187f4 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:84995400 [ 1333.171591][ T32] r4:84995400 [ 1333.171640][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.171731][ T32] r5:84995400 r4:829187f0 [ 1333.171782][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.171871][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.171995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1333.172091][ T32] r4:00000000 [ 1333.172177][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.172294][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.172426][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.172571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850908c0 [ 1333.172628][ T32] r4:00000000 [ 1333.172677][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.172786][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1333.172839][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.172930][ T32] r5:00001000 r4:ea833000 [ 1333.173014][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.173145][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.173245][ T32] r5:8510d78c r4:8510d400 [ 1333.173396][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.173507][ T32] r7:dddced40 r6:83018000 r5:8510d78c r4:85094600 [ 1333.173556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.173654][ T32] r10:61c88647 r9:84995400 r8:8509462c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.173707][ T32] r4:85094600 [ 1333.173752][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.173850][ T32] r10:00000000 r9:85094600 r8:8027ecf4 r7:eaa55e60 r6:85094680 r5:84995400 [ 1333.173905][ T32] r4:00000001 [ 1333.173989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.174078][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1333.174155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.174221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.174286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.174351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.174403][ T32] r4:85090600 [ 1333.187224][ T32] INFO: task kworker/0:244:4047 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.187485][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.187723][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.187858][ T32] Call trace: [ 1333.187927][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.188050][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.188119][ T32] r4:00000000 [ 1333.188172][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.188260][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.188326][ T32] dd20: c93cf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.188414][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.188497][ T32] dd60: 80000013 ffffffff [ 1333.188553][ T32] r5:80000013 r4:80239bb0 [ 1333.188596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.188681][ T32] r4:82ac21e4 [ 1333.188721][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.188808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.188879][ T32] r4:e46fddc0 [ 1333.188925][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.189013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.189088][ T32] r4:00000000 [ 1333.189166][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.189264][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.189349][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.189506][ T32] r5:00001000 r4:e042b000 [ 1333.189553][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.189633][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.189719][ T32] r5:8502278c r4:85022400 [ 1333.189800][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.189976][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.190026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.190126][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.190178][ T32] r4:84753d00 [ 1333.190220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.190313][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.190363][ T32] r4:00000001 [ 1333.190444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.190606][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.190679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.190746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.190811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.190910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.190986][ T32] r4:844bb340 [ 1333.191054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.191219][ T32] INFO: task kworker/0:245:4048 blocked for more than 459 seconds. [ 1333.191318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.191380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.191429][ T32] task:kworker/0:245 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.191547][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.191709][ T32] Call trace: [ 1333.191863][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.191979][ T32] r10:829187f4 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:84996000 [ 1333.192049][ T32] r4:84996000 [ 1333.192142][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.192258][ T32] r5:84996000 r4:829187f0 [ 1333.192314][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.192415][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.192528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1333.192671][ T32] r4:00000000 [ 1333.192741][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.192885][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.192992][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.193172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090a80 [ 1333.193336][ T32] r4:00000000 [ 1333.193397][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.193498][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1333.193552][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.193650][ T32] r5:00001000 r4:ea847000 [ 1333.193694][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.193786][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.193893][ T32] r5:8510db8c r4:8510d800 [ 1333.193944][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.194054][ T32] r7:dddced40 r6:83018000 r5:8510db8c r4:85094700 [ 1333.194120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.194234][ T32] r10:61c88647 r9:84996000 r8:8509472c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.194294][ T32] r4:85094700 [ 1333.194350][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.194530][ T32] r10:00000000 r9:85094700 r8:8027ecf4 r7:eaa5de60 r6:85094780 r5:84996000 [ 1333.194602][ T32] r4:00000001 [ 1333.194656][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.224547][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1333.225683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.225829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.225939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.226039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.226126][ T32] r4:85090740 [ 1333.226977][ T32] INFO: task kworker/0:245:4048 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.227083][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.227254][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.227397][ T32] Call trace: [ 1333.227684][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.227828][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.227895][ T32] r4:00000000 [ 1333.228009][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.228155][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.228276][ T32] dd20: c9655000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.228359][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.228461][ T32] dd60: 80000013 ffffffff [ 1333.228611][ T32] r5:80000013 r4:80239bb0 [ 1333.228750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.228862][ T32] r4:82ac21e4 [ 1333.228954][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.229142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.229209][ T32] r4:e46fddc0 [ 1333.229319][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.229437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.229505][ T32] r4:00000000 [ 1333.229681][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.229827][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.229894][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.230009][ T32] r5:00001000 r4:e042b000 [ 1333.230070][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.230187][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.230306][ T32] r5:8502278c r4:85022400 [ 1333.230373][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.230546][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.230623][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.230751][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.230817][ T32] r4:84753d00 [ 1333.230865][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.231008][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.231080][ T32] r4:00000001 [ 1333.231149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.231241][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.231318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.231406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.231513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.231603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.231665][ T32] r4:844bb340 [ 1333.231746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.231832][ T32] INFO: task kworker/0:246:4050 blocked for more than 459 seconds. [ 1333.231925][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.231996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.232155][ T32] task:kworker/0:246 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.232313][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.232512][ T32] Call trace: [ 1333.232761][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.232865][ T32] r10:829187f4 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:84996c00 [ 1333.232910][ T32] r4:84996c00 [ 1333.233015][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.233189][ T32] r5:84996c00 r4:829187f0 [ 1333.233269][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.233367][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.233581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1333.233678][ T32] r4:00000000 [ 1333.233741][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.233827][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.233921][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.234031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090bc0 [ 1333.234095][ T32] r4:00000000 [ 1333.234168][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.234372][ T32] r9:83018005 r8:84996c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1333.234438][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.234539][ T32] r5:00001000 r4:ea85f000 [ 1333.234618][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.272154][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.272519][ T32] r5:8510df8c r4:8510dc00 [ 1333.272582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.272704][ T32] r7:dddced40 r6:83018000 r5:8510df8c r4:85094800 [ 1333.272766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.272897][ T32] r10:61c88647 r9:84996c00 r8:8509482c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.272966][ T32] r4:85094800 [ 1333.273054][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.273197][ T32] r10:00000000 r9:85094800 r8:8027ecf4 r7:eaa61e60 r6:85094880 r5:84996c00 [ 1333.273262][ T32] r4:00000001 [ 1333.273319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.273451][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1333.273547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.273621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.273715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.273807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.273875][ T32] r4:85090900 [ 1333.282345][ T32] INFO: task kworker/0:246:4050 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.282649][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.282837][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.282988][ T32] Call trace: [ 1333.283278][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.283423][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.283492][ T32] r4:00000000 [ 1333.283551][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.283720][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.283911][ T32] dd20: c9949000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.284003][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.284077][ T32] dd60: 80000013 ffffffff [ 1333.284155][ T32] r5:80000013 r4:80239bb0 [ 1333.284280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.284454][ T32] r4:82ac21e4 [ 1333.284521][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.284638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.296225][ T32] r4:e46fddc0 [ 1333.296514][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.296814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.296896][ T32] r4:00000000 [ 1333.296959][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.297086][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.297188][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.297331][ T32] r5:00001000 r4:e042b000 [ 1333.297398][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.297500][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.297693][ T32] r5:8502278c r4:85022400 [ 1333.297759][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.297905][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.297975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.298098][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.298180][ T32] r4:84753d00 [ 1333.298281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.298413][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.298482][ T32] r4:00000001 [ 1333.298857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.299067][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.299213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.299323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.299409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.299760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.300066][ T32] r4:844bb340 [ 1333.300195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.300321][ T32] INFO: task kworker/0:247:4053 blocked for more than 459 seconds. [ 1333.300420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.300493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.300765][ T32] task:kworker/0:247 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.301087][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.301255][ T32] Call trace: [ 1333.301741][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.302423][ T32] r10:829187f4 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:84860c00 [ 1333.302775][ T32] r4:84860c00 [ 1333.303114][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.303243][ T32] r5:84860c00 r4:829187f0 [ 1333.303442][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.304337][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.304486][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1333.304574][ T32] r4:00000000 [ 1333.304730][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.335974][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.336177][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.336333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090d40 [ 1333.336412][ T32] r4:00000000 [ 1333.336493][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.336653][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.336759][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.336884][ T32] r5:00001000 r4:ea871000 [ 1333.336939][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.337076][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.337231][ T32] r5:8510e38c r4:8510e000 [ 1333.337329][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.337457][ T32] r7:dddced40 r6:83018000 r5:8510e38c r4:85094900 [ 1333.337521][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.337643][ T32] r10:61c88647 r9:84860c00 r8:8509492c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.337712][ T32] r4:85094900 [ 1333.337776][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.337920][ T32] r10:00000000 r9:85094900 r8:8027ecf4 r7:eaa65e60 r6:85094980 r5:84860c00 [ 1333.337994][ T32] r4:00000001 [ 1333.338058][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.338176][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1333.338425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.338641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.338919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.339013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.339115][ T32] r4:85090a40 [ 1333.339934][ T32] INFO: task kworker/0:247:4053 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.340064][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.340262][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.340386][ T32] Call trace: [ 1333.340520][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.340679][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.340821][ T32] r4:00000000 [ 1333.340894][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.341136][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.341511][ T32] dd20: c9cae000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.342418][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.342819][ T32] dd60: 80000013 ffffffff [ 1333.343116][ T32] r5:80000013 r4:80239bb0 [ 1333.343190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.343394][ T32] r4:82ac21e4 [ 1333.343512][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.343626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.343678][ T32] r4:e46fddc0 [ 1333.343853][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.344059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.344144][ T32] r4:00000000 [ 1333.344304][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.344537][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.344615][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.373717][ T32] r5:00001000 r4:e042b000 [ 1333.373886][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.374038][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.374230][ T32] r5:8502278c r4:85022400 [ 1333.374309][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.374435][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.374500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.374645][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.375528][ T32] r4:84753d00 [ 1333.375634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.375802][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.375911][ T32] r4:00000001 [ 1333.375988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.376089][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.376222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.376354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.376440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.376518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.376578][ T32] r4:844bb340 [ 1333.376668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.376744][ T32] INFO: task kworker/0:248:4054 blocked for more than 459 seconds. [ 1333.376817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.376903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.376967][ T32] task:kworker/0:248 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.377169][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.377394][ T32] Call trace: [ 1333.377476][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.377620][ T32] r10:829187f4 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:84861800 [ 1333.377689][ T32] r4:84861800 [ 1333.377740][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.377833][ T32] r5:84861800 r4:829187f0 [ 1333.377885][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.377995][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.378150][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1333.378221][ T32] r4:00000000 [ 1333.378273][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.378400][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.378508][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.378645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505efc0 [ 1333.378710][ T32] r4:00000000 [ 1333.378841][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.379051][ T32] r9:83018005 r8:84861800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1333.379132][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.379235][ T32] r5:00001000 r4:ea88f000 [ 1333.379402][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.379510][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.379602][ T32] r5:8510e78c r4:8510e400 [ 1333.379701][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.379834][ T32] r7:dddced40 r6:83018000 r5:8510e78c r4:85094a00 [ 1333.379893][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.379994][ T32] r10:61c88647 r9:84861800 r8:85094a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.380053][ T32] r4:85094a00 [ 1333.380183][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.380311][ T32] r10:00000000 r9:85094a00 r8:8027ecf4 r7:eaa6de60 r6:85094a80 r5:84861800 [ 1333.380376][ T32] r4:00000001 [ 1333.380440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.380533][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1333.380638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.380726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.380796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.380871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.380947][ T32] r4:85090b40 [ 1333.381805][ T32] INFO: task kworker/0:248:4054 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.381908][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.382132][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.382261][ T32] Call trace: [ 1333.382392][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.382540][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.382623][ T32] r4:00000000 [ 1333.382681][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.382769][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.382846][ T32] dd20: c9e9d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.382995][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.383069][ T32] dd60: 80000013 ffffffff [ 1333.383176][ T32] r5:80000013 r4:80239bb0 [ 1333.383280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.383376][ T32] r4:82ac21e4 [ 1333.383439][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.383536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.383581][ T32] r4:e46fddc0 [ 1333.383625][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.383771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.383836][ T32] r4:00000000 [ 1333.383879][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.383975][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.384017][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.384099][ T32] r5:00001000 r4:e042b000 [ 1333.384154][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.384233][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.384319][ T32] r5:8502278c r4:85022400 [ 1333.384383][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.384481][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.384525][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.384617][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.418674][ T32] r4:84753d00 [ 1333.418889][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.419051][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.419129][ T32] r4:00000001 [ 1333.419191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.419290][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.419385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.419502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.419587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.419683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.419758][ T32] r4:844bb340 [ 1333.419858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.419963][ T32] INFO: task kworker/0:249:4056 blocked for more than 459 seconds. [ 1333.420075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.420164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.420241][ T32] task:kworker/0:249 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.420415][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.420542][ T32] Call trace: [ 1333.420632][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.420761][ T32] r10:829187f4 r9:eaa69d84 r8:00000002 r7:60000113 r6:eaa69d8c r5:84863000 [ 1333.420828][ T32] r4:84863000 [ 1333.420910][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.421073][ T32] r5:84863000 r4:829187f0 [ 1333.421196][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.421320][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.421464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 1333.421542][ T32] r4:00000000 [ 1333.421601][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.421707][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.421844][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.421947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7040 [ 1333.422010][ T32] r4:00000000 [ 1333.422071][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.422240][ T32] r9:83018005 r8:84863000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.422325][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.422441][ T32] r5:00001000 r4:ea8ad000 [ 1333.422498][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.422640][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.422819][ T32] r5:8510eb8c r4:8510e800 [ 1333.422900][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.423070][ T32] r7:dddced40 r6:83018000 r5:8510eb8c r4:85094b00 [ 1333.423154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.423285][ T32] r10:61c88647 r9:84863000 r8:85094b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.423352][ T32] r4:85094b00 [ 1333.423402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.423520][ T32] r10:00000000 r9:85094b00 r8:8027ecf4 r7:eaa71e60 r6:85094b80 r5:84863000 [ 1333.423710][ T32] r4:00000001 [ 1333.423783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.423885][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1333.423957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.424036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.424138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.424218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.424282][ T32] r4:850a7000 [ 1333.436269][ T32] INFO: task kworker/0:249:4056 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.436479][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.436698][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.436886][ T32] Call trace: [ 1333.436959][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.437145][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.437217][ T32] r4:00000000 [ 1333.437278][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.437378][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.437481][ T32] dd20: ca3f4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.437560][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.437652][ T32] dd60: 80000013 ffffffff [ 1333.437744][ T32] r5:80000013 r4:80239bb0 [ 1333.437824][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.437940][ T32] r4:82ac21e4 [ 1333.437994][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.438165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.438261][ T32] r4:e46fddc0 [ 1333.438318][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.438434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.438500][ T32] r4:00000000 [ 1333.438553][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.438694][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.438775][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.438886][ T32] r5:00001000 r4:e042b000 [ 1333.438953][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.439052][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.439173][ T32] r5:8502278c r4:85022400 [ 1333.439227][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.439364][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.439448][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.439595][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.439701][ T32] r4:84753d00 [ 1333.439777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.439936][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.440006][ T32] r4:00000001 [ 1333.440073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.440210][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.440295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.440375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.440463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.440544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.440608][ T32] r4:844bb340 [ 1333.440672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.440741][ T32] INFO: task kworker/0:250:4058 blocked for more than 459 seconds. [ 1333.440840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.440918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.440978][ T32] task:kworker/0:250 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.441134][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.441233][ T32] Call trace: [ 1333.441342][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.441530][ T32] r10:829187f4 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:84862400 [ 1333.441605][ T32] r4:84862400 [ 1333.441665][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.441773][ T32] r5:84862400 r4:829187f0 [ 1333.441830][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.441931][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.442042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1333.442144][ T32] r4:00000000 [ 1333.442263][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.442361][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.442438][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.442537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7500 [ 1333.442598][ T32] r4:00000000 [ 1333.442679][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.442797][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1333.442850][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.442951][ T32] r5:00001000 r4:df961000 [ 1333.443025][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.443135][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.443271][ T32] r5:8510ef8c r4:8510ec00 [ 1333.443344][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.443457][ T32] r7:dddced40 r6:83018000 r5:8510ef8c r4:85094c00 [ 1333.443515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.443632][ T32] r10:61c88647 r9:84862400 r8:85094c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.443698][ T32] r4:85094c00 [ 1333.443768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.443897][ T32] r10:00000000 r9:85094c00 r8:8027ecf4 r7:eaa69e60 r6:85094c80 r5:84862400 [ 1333.443974][ T32] r4:00000001 [ 1333.444083][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.444196][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1333.444295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.444390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.444466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.444570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.473866][ T32] r4:850a7000 [ 1333.475445][ T32] INFO: task kworker/0:250:4058 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.475623][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.475841][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.476026][ T32] Call trace: [ 1333.476160][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.476312][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.476382][ T32] r4:00000000 [ 1333.476440][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.476543][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.476637][ T32] dd20: ca80f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.476801][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.476884][ T32] dd60: 80000013 ffffffff [ 1333.476948][ T32] r5:80000013 r4:80239bb0 [ 1333.477005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.477144][ T32] r4:82ac21e4 [ 1333.477204][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.477321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.477381][ T32] r4:e46fddc0 [ 1333.477437][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.477552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.477616][ T32] r4:00000000 [ 1333.477672][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.477791][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.477888][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.477991][ T32] r5:00001000 r4:e042b000 [ 1333.478055][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.478180][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.478297][ T32] r5:8502278c r4:85022400 [ 1333.478451][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.478588][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.478652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.478771][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.478855][ T32] r4:84753d00 [ 1333.478916][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.479040][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.479125][ T32] r4:00000001 [ 1333.479174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.479295][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.479390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.479475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.479585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.479684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.479785][ T32] r4:844bb340 [ 1333.479864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.479941][ T32] INFO: task kworker/0:251:4060 blocked for more than 459 seconds. [ 1333.480027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.480131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.480230][ T32] task:kworker/0:251 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.480404][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.480561][ T32] Call trace: [ 1333.480657][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.480837][ T32] r10:829187f4 r9:ea8e5d84 r8:00000002 r7:60000013 r6:ea8e5d8c r5:84864800 [ 1333.480908][ T32] r4:84864800 [ 1333.480967][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.481079][ T32] r5:84864800 r4:829187f0 [ 1333.481198][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.481323][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.481459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e5e08 [ 1333.481525][ T32] r4:00000000 [ 1333.481581][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.481704][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.481809][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.481975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a79c0 [ 1333.482057][ T32] r4:00000000 [ 1333.482133][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.482252][ T32] r9:83018005 r8:84864800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1333.482347][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.482458][ T32] r5:00001000 r4:dfbc9000 [ 1333.482504][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.482595][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.482715][ T32] r5:8510f78c r4:8510f400 [ 1333.482771][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.482890][ T32] r7:dddced40 r6:83018000 r5:8510f78c r4:85094d00 [ 1333.482958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.483082][ T32] r10:61c88647 r9:84864800 r8:85094d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.483208][ T32] r4:85094d00 [ 1333.483311][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.483474][ T32] r10:00000000 r9:85094d00 r8:8027ecf4 r7:eaa79e60 r6:85094d80 r5:84864800 [ 1333.483577][ T32] r4:00000001 [ 1333.483683][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.483786][ T32] Exception stack(0xea8e5fb0 to 0xea8e5ff8) [ 1333.483860][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.483982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.484075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.484176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.484240][ T32] r4:850a7380 [ 1333.519537][ T32] INFO: task kworker/0:251:4060 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.519748][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.519932][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.520123][ T32] Call trace: [ 1333.520293][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.520437][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.520502][ T32] r4:00000000 [ 1333.520603][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.520711][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.520793][ T32] dd20: cad20000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.520889][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.520991][ T32] dd60: 80000013 ffffffff [ 1333.521071][ T32] r5:80000013 r4:80239bb0 [ 1333.521171][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.521295][ T32] r4:82ac21e4 [ 1333.521449][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.521579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.521645][ T32] r4:e46fddc0 [ 1333.521743][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.521965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.522050][ T32] r4:00000000 [ 1333.522121][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.522246][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.522312][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.522420][ T32] r5:00001000 r4:e042b000 [ 1333.522478][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.522605][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.522721][ T32] r5:8502278c r4:85022400 [ 1333.522786][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.522963][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.523039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.523171][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.523240][ T32] r4:84753d00 [ 1333.523298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.523414][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.523478][ T32] r4:00000001 [ 1333.523553][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.523650][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.523736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.523812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.523887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.523965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.524042][ T32] r4:844bb340 [ 1333.524134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.524210][ T32] INFO: task kworker/0:252:4062 blocked for more than 460 seconds. [ 1333.524293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.524357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.524415][ T32] task:kworker/0:252 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.524509][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.524588][ T32] Call trace: [ 1333.545705][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.545954][ T32] r10:829187f4 r9:eaa7dd84 r8:00000002 r7:60000013 r6:eaa7dd8c r5:84860000 [ 1333.546011][ T32] r4:84860000 [ 1333.546052][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.546167][ T32] r5:84860000 r4:829187f0 [ 1333.546226][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.546337][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.546499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1333.546576][ T32] r4:00000000 [ 1333.546655][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.546769][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.546876][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.546991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a77c0 [ 1333.547056][ T32] r4:00000000 [ 1333.547121][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.547248][ T32] r9:83018005 r8:84860000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.547302][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.547420][ T32] r5:00001000 r4:dfb71000 [ 1333.547466][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.547546][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.547646][ T32] r5:8510f38c r4:8510f000 [ 1333.547717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.547842][ T32] r7:dddced40 r6:83018000 r5:8510f38c r4:85094e00 [ 1333.547903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.548022][ T32] r10:61c88647 r9:84860000 r8:85094e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.548087][ T32] r4:85094e00 [ 1333.548193][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.548323][ T32] r10:00000000 r9:85094e00 r8:8027ecf4 r7:ea8e5e60 r6:85094e80 r5:84860000 [ 1333.548391][ T32] r4:00000001 [ 1333.548448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.548571][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1333.548660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.548760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.548846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.548924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.548974][ T32] r4:850a7640 [ 1333.549836][ T32] INFO: task kworker/0:252:4062 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.549965][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.550152][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.550291][ T32] Call trace: [ 1333.550366][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.550468][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.550523][ T32] r4:00000000 [ 1333.550581][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.550729][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.550859][ T32] dd20: cb0cc000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.550979][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.551069][ T32] dd60: 80000013 ffffffff [ 1333.551195][ T32] r5:80000013 r4:80239bb0 [ 1333.551261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.551365][ T32] r4:82ac21e4 [ 1333.551442][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.551565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.551668][ T32] r4:e46fddc0 [ 1333.551727][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.551842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.551905][ T32] r4:00000000 [ 1333.551974][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.552098][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.552171][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.552283][ T32] r5:00001000 r4:e042b000 [ 1333.552339][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.552454][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.552567][ T32] r5:8502278c r4:85022400 [ 1333.552626][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.552742][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.552787][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.552896][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.552952][ T32] r4:84753d00 [ 1333.553021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.553199][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.553266][ T32] r4:00000001 [ 1333.553353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.553481][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.553600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.553684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.553760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.553841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.553912][ T32] r4:844bb340 [ 1333.553979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.554081][ T32] INFO: task kworker/0:253:4065 blocked for more than 460 seconds. [ 1333.554186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.554263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.554333][ T32] task:kworker/0:253 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.554461][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.554585][ T32] Call trace: [ 1333.554677][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.585865][ T32] r10:829187f4 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:84866000 [ 1333.585971][ T32] r4:84866000 [ 1333.586041][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.586206][ T32] r5:84866000 r4:829187f0 [ 1333.586273][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.586411][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.586539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1333.586601][ T32] r4:00000000 [ 1333.586658][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.586796][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.586940][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.587057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7d80 [ 1333.587128][ T32] r4:00000000 [ 1333.587184][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.587306][ T32] r9:83018005 r8:84866000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1333.587392][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.587513][ T32] r5:00001000 r4:dfc6f000 [ 1333.587574][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.587673][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.587807][ T32] r5:8510fb8c r4:8510f800 [ 1333.587873][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.588024][ T32] r7:dddced40 r6:83018000 r5:8510fb8c r4:85094f00 [ 1333.588137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.588266][ T32] r10:61c88647 r9:84866000 r8:85094f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.588333][ T32] r4:85094f00 [ 1333.588482][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.588618][ T32] r10:00000000 r9:85094f00 r8:8027ecf4 r7:ea8e5e60 r6:85094f80 r5:84866000 [ 1333.588683][ T32] r4:00000001 [ 1333.588740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.588821][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1333.588918][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.589028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.589136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.589220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.589283][ T32] r4:850a7840 [ 1333.590092][ T32] INFO: task kworker/0:253:4065 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.590208][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.590387][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.590510][ T32] Call trace: [ 1333.590607][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.590729][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.590793][ T32] r4:00000000 [ 1333.590843][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.591001][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.591111][ T32] dd20: cb494000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.591198][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.591261][ T32] dd60: 80000013 ffffffff [ 1333.591324][ T32] r5:80000013 r4:80239bb0 [ 1333.591384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.591483][ T32] r4:82ac21e4 [ 1333.591536][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.591673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.591744][ T32] r4:e46fddc0 [ 1333.591795][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.591935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.591998][ T32] r4:00000000 [ 1333.592048][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.592171][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.592229][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.592420][ T32] r5:00001000 r4:e042b000 [ 1333.592483][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.592650][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.592776][ T32] r5:8502278c r4:85022400 [ 1333.592901][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.593015][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.593064][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.593212][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.593282][ T32] r4:84753d00 [ 1333.593334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.593473][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.593531][ T32] r4:00000001 [ 1333.593582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.593675][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.593737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.593806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.593874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.593973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.594065][ T32] r4:844bb340 [ 1333.594148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.594231][ T32] INFO: task kworker/0:254:4067 blocked for more than 460 seconds. [ 1333.594338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.594415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.594473][ T32] task:kworker/0:254 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.594596][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.610056][ T32] Call trace: [ 1333.610294][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.610478][ T32] r10:829187f4 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:84866c00 [ 1333.610547][ T32] r4:84866c00 [ 1333.610605][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.610706][ T32] r5:84866c00 r4:829187f0 [ 1333.610752][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.610902][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.611051][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1333.611130][ T32] r4:00000000 [ 1333.611226][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.611337][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.611441][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.611546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850688c0 [ 1333.611606][ T32] r4:00000000 [ 1333.611663][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.611795][ T32] r9:83018005 r8:84866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1333.611864][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.611981][ T32] r5:00001000 r4:e0421000 [ 1333.612041][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.612146][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.612277][ T32] r5:8511c78c r4:8511c400 [ 1333.612344][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.612506][ T32] r7:dddced40 r6:83018000 r5:8511c78c r4:85099000 [ 1333.612577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.612688][ T32] r10:61c88647 r9:84866c00 r8:8509902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.612778][ T32] r4:85099000 [ 1333.612833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.612940][ T32] r10:00000000 r9:85099000 r8:8027ecf4 r7:eaa81e60 r6:85099080 r5:84866c00 [ 1333.612994][ T32] r4:00000001 [ 1333.613045][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.613207][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1333.613295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.613389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.613540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.613668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.613750][ T32] r4:850a7ac0 [ 1333.614596][ T32] INFO: task kworker/0:254:4067 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.633666][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.633942][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.634113][ T32] Call trace: [ 1333.634182][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.634332][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.634395][ T32] r4:00000000 [ 1333.634502][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.634629][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.634720][ T32] dd20: cb6cd000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.649969][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.650151][ T32] dd60: 80000013 ffffffff [ 1333.650224][ T32] r5:80000013 r4:80239bb0 [ 1333.650282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.650418][ T32] r4:82ac21e4 [ 1333.650471][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.650577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.650636][ T32] r4:e46fddc0 [ 1333.650687][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.650788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.650844][ T32] r4:00000000 [ 1333.650947][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.651064][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.651129][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.651240][ T32] r5:00001000 r4:e042b000 [ 1333.651294][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.651393][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.651498][ T32] r5:8502278c r4:85022400 [ 1333.651569][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.651706][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.651767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.651901][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.651965][ T32] r4:84753d00 [ 1333.652021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.652169][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.652239][ T32] r4:00000001 [ 1333.652290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.652379][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.652447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.652519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.652590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.652707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.652773][ T32] r4:844bb340 [ 1333.652834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.652906][ T32] INFO: task kworker/1:221:4070 blocked for more than 460 seconds. [ 1333.652985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.653057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.653212][ T32] task:kworker/1:221 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.653414][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.653535][ T32] Call trace: [ 1333.653609][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.653727][ T32] r10:829187f4 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:84865400 [ 1333.653786][ T32] r4:84865400 [ 1333.653842][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.653944][ T32] r5:84865400 r4:829187f0 [ 1333.653996][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.654094][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.654220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1333.654277][ T32] r4:00000000 [ 1333.654387][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.654505][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.654606][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.654720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ac380 [ 1333.665871][ T32] r4:00000000 [ 1333.666069][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.666262][ T32] r9:83018205 r8:84865400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1333.666349][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.666457][ T32] r5:00001000 r4:dfe7d000 [ 1333.666538][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.666630][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.666722][ T32] r5:84bd3b8c r4:84bd3800 [ 1333.666775][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.666880][ T32] r7:ddde2d40 r6:83018200 r5:84bd3b8c r4:85060600 [ 1333.666936][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.667075][ T32] r10:61c88647 r9:84865400 r8:8506062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.667172][ T32] r4:85060600 [ 1333.667230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.667378][ T32] r10:00000000 r9:85060600 r8:8027ecf4 r7:ea85de60 r6:85099180 r5:84865400 [ 1333.667446][ T32] r4:00000001 [ 1333.667529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.667623][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1333.667728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.667843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.667912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.667980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.668033][ T32] r4:850ac180 [ 1333.668871][ T32] INFO: task kworker/1:221:4070 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.668975][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.669209][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.669329][ T32] Call trace: [ 1333.669391][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.669484][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.669525][ T32] r4:00000000 [ 1333.669559][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.669634][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.669716][ T32] dd20: cbabb000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.669771][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.669813][ T32] dd60: 80000013 ffffffff [ 1333.669860][ T32] r5:80000013 r4:80239bb0 [ 1333.669897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.669964][ T32] r4:82ac21e4 [ 1333.669998][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.670111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.670156][ T32] r4:e46fddc0 [ 1333.670191][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.670265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.670386][ T32] r4:00000000 [ 1333.670451][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.670537][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.670573][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.670647][ T32] r5:00001000 r4:e042b000 [ 1333.670681][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.670746][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.670817][ T32] r5:8502278c r4:85022400 [ 1333.670852][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.670958][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.670993][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.671074][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.671118][ T32] r4:84753d00 [ 1333.671151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.671226][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.671264][ T32] r4:00000001 [ 1333.671333][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.671429][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.671479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.671530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.671577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.671632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.671673][ T32] r4:844bb340 [ 1333.671708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.671774][ T32] INFO: task kworker/0:255:4071 blocked for more than 460 seconds. [ 1333.671834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.671905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.671945][ T32] task:kworker/0:255 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.672018][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.672091][ T32] Call trace: [ 1333.672149][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.672231][ T32] r10:829187f4 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:84863c00 [ 1333.672270][ T32] r4:84863c00 [ 1333.672333][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.672417][ T32] r5:84863c00 r4:829187f0 [ 1333.672480][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.672555][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.672667][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1333.672735][ T32] r4:00000000 [ 1333.672772][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.672839][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.672925][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.673007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7e80 [ 1333.673075][ T32] r4:00000000 [ 1333.673148][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.673228][ T32] r9:83018005 r8:84863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1333.673264][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.673370][ T32] r5:00001000 r4:dfe25000 [ 1333.673409][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.673478][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.673549][ T32] r5:8510ff8c r4:8510fc00 [ 1333.673582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.673659][ T32] r7:dddced40 r6:83018000 r5:8510ff8c r4:85099100 [ 1333.673693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.673770][ T32] r10:61c88647 r9:84863c00 r8:8509912c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.673809][ T32] r4:85099100 [ 1333.673841][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.673944][ T32] r10:00000000 r9:85099100 r8:8027ecf4 r7:eaa89e60 r6:85099200 r5:84863c00 [ 1333.673986][ T32] r4:00000001 [ 1333.674044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.674112][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1333.674158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.674207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.674270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.674326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.674370][ T32] r4:850a7c80 [ 1333.695638][ T32] INFO: task kworker/0:255:4071 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.695828][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.695991][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.696175][ T32] Call trace: [ 1333.696253][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.696370][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.696427][ T32] r4:00000000 [ 1333.696477][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.696574][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.696644][ T32] dd20: cbe1a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.696710][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.696810][ T32] dd60: 80000013 ffffffff [ 1333.696906][ T32] r5:80000013 r4:80239bb0 [ 1333.696961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.697056][ T32] r4:82ac21e4 [ 1333.697134][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.697246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.697381][ T32] r4:e46fddc0 [ 1333.697444][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.697550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.697605][ T32] r4:00000000 [ 1333.697667][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.697772][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.697861][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.697956][ T32] r5:00001000 r4:e042b000 [ 1333.698012][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.698120][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.698218][ T32] r5:8502278c r4:85022400 [ 1333.698288][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.698399][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.698494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.698609][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.698673][ T32] r4:84753d00 [ 1333.698768][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.698890][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.699031][ T32] r4:00000001 [ 1333.699137][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.699251][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.699332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.699404][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.699495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.699575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.699634][ T32] r4:844bb340 [ 1333.699693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.699760][ T32] INFO: task kworker/1:222:4074 blocked for more than 460 seconds. [ 1333.699834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.699919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.699977][ T32] task:kworker/1:222 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.700094][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.700206][ T32] Call trace: [ 1333.700302][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.700431][ T32] r10:829187f4 r9:ea935d84 r8:00000002 r7:60000013 r6:ea935d8c r5:84b96c00 [ 1333.700494][ T32] r4:84b96c00 [ 1333.700556][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.700654][ T32] r5:84b96c00 r4:829187f0 [ 1333.700703][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.700822][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.700936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea935e08 [ 1333.701008][ T32] r4:00000000 [ 1333.701087][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.701228][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.701313][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.701416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a17c0 [ 1333.701472][ T32] r4:00000000 [ 1333.701519][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.701622][ T32] r9:83018205 r8:84b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1333.701673][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.701784][ T32] r5:00001000 r4:dfca5000 [ 1333.701853][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.701945][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.702043][ T32] r5:8515d38c r4:8515d000 [ 1333.702091][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.702204][ T32] r7:ddde2d40 r6:83018200 r5:8515d38c r4:85060680 [ 1333.702268][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.702386][ T32] r10:61c88647 r9:84b96c00 r8:850606ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.702444][ T32] r4:85060680 [ 1333.702542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.702658][ T32] r10:00000000 r9:85060680 r8:8027ecf4 r7:ea85de60 r6:85060700 r5:84b96c00 [ 1333.702725][ T32] r4:00000001 [ 1333.702792][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.702880][ T32] Exception stack(0xea935fb0 to 0xea935ff8) [ 1333.702945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.703055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.703256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.703461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.703523][ T32] r4:850ac2c0 [ 1333.704338][ T32] INFO: task kworker/1:222:4074 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.704554][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.735708][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.735912][ T32] Call trace: [ 1333.736037][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.736187][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.736257][ T32] r4:00000000 [ 1333.736324][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.736558][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.736666][ T32] dd20: cc16e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.736753][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.736880][ T32] dd60: 80000013 ffffffff [ 1333.737015][ T32] r5:80000013 r4:80239bb0 [ 1333.737154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.737331][ T32] r4:82ac21e4 [ 1333.737405][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.737683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.737765][ T32] r4:e46fddc0 [ 1333.737826][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.737948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.738078][ T32] r4:00000000 [ 1333.738152][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.738313][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.738413][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.738535][ T32] r5:00001000 r4:e042b000 [ 1333.738595][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.738786][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.738976][ T32] r5:8502278c r4:85022400 [ 1333.739046][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.739176][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.739235][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.739367][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.739465][ T32] r4:84753d00 [ 1333.739530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.739645][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.739703][ T32] r4:00000001 [ 1333.739794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.739927][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.740010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.740152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.740235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.740319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.740502][ T32] r4:844bb340 [ 1333.740588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.740694][ T32] INFO: task kworker/1:223:4075 blocked for more than 460 seconds. [ 1333.740788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.740855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.740913][ T32] task:kworker/1:223 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.741176][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.741344][ T32] Call trace: [ 1333.741977][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.742291][ T32] r10:829187f4 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:84b93c00 [ 1333.742374][ T32] r4:84b93c00 [ 1333.742438][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.742616][ T32] r5:84b93c00 r4:829187f0 [ 1333.742681][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.742785][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.742905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1333.742975][ T32] r4:00000000 [ 1333.743037][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.743207][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.743309][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.743628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ac880 [ 1333.743825][ T32] r4:00000000 [ 1333.743928][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.744039][ T32] r9:83018205 r8:84b93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1333.744118][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.744233][ T32] r5:00001000 r4:e046d000 [ 1333.744500][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.744612][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.775791][ T32] r5:847baf8c r4:847bac00 [ 1333.775999][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.776228][ T32] r7:ddde2d40 r6:83018200 r5:847baf8c r4:85060780 [ 1333.776341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.776831][ T32] r10:61c88647 r9:84b93c00 r8:850607ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.776922][ T32] r4:85060780 [ 1333.776986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.777149][ T32] r10:00000000 r9:85060780 r8:8027ecf4 r7:ea935e60 r6:85060800 r5:84b93c00 [ 1333.777216][ T32] r4:00000001 [ 1333.777275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.777383][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1333.777611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.777705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.777869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.777972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.778042][ T32] r4:850ac2c0 [ 1333.778886][ T32] INFO: task kworker/1:223:4075 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.779021][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.779239][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.779405][ T32] Call trace: [ 1333.779514][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.779650][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.779718][ T32] r4:00000000 [ 1333.779770][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.779886][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.780185][ T32] dd20: cc36b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.780305][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.780926][ T32] dd60: 80000013 ffffffff [ 1333.781130][ T32] r5:80000013 r4:80239bb0 [ 1333.781707][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.781837][ T32] r4:82ac21e4 [ 1333.781901][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.782134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.782545][ T32] r4:e46fddc0 [ 1333.782624][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.782721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.782772][ T32] r4:00000000 [ 1333.782816][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.782982][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.783273][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.783404][ T32] r5:00001000 r4:e042b000 [ 1333.783846][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.783977][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.784086][ T32] r5:8502278c r4:85022400 [ 1333.784151][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.784525][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.784693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.818532][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.818678][ T32] r4:84753d00 [ 1333.818791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.818967][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.819048][ T32] r4:00000001 [ 1333.819124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.819225][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.819324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.819438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.819530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.819613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.819767][ T32] r4:844bb340 [ 1333.819833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.819932][ T32] INFO: task kworker/0:256:4077 blocked for more than 460 seconds. [ 1333.820017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.820087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.820172][ T32] task:kworker/0:256 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.820315][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.820451][ T32] Call trace: [ 1333.820570][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.820705][ T32] r10:829187f4 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:84b8d400 [ 1333.820790][ T32] r4:84b8d400 [ 1333.820855][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.820961][ T32] r5:84b8d400 r4:829187f0 [ 1333.821047][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.821212][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.821344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1333.821497][ T32] r4:00000000 [ 1333.821575][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.821733][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.821849][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.822023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090e80 [ 1333.822105][ T32] r4:00000000 [ 1333.822178][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.822300][ T32] r9:83018005 r8:84b8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.822372][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.822483][ T32] r5:00001000 r4:e040c000 [ 1333.822546][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.822651][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.822829][ T32] r5:8511c38c r4:8511c000 [ 1333.822901][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.823041][ T32] r7:dddced40 r6:83018000 r5:8511c38c r4:85099280 [ 1333.823120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.823258][ T32] r10:61c88647 r9:84b8d400 r8:850992ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.823358][ T32] r4:85099280 [ 1333.823441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.823561][ T32] r10:00000000 r9:85099280 r8:8027ecf4 r7:eaa89e60 r6:85060880 r5:84b8d400 [ 1333.823628][ T32] r4:00000001 [ 1333.823690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.823807][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 1333.823891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.823967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.824036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.824119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.824184][ T32] r4:85090f00 [ 1333.854466][ T32] INFO: task kworker/0:256:4077 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.855805][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.855997][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.856136][ T32] Call trace: [ 1333.856229][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.856379][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.856448][ T32] r4:00000000 [ 1333.856536][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.856648][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.856735][ T32] dd20: cc89b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.856885][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.856965][ T32] dd60: 80000013 ffffffff [ 1333.857029][ T32] r5:80000013 r4:80239bb0 [ 1333.857350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.857485][ T32] r4:82ac21e4 [ 1333.857548][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.857666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.857733][ T32] r4:e46fddc0 [ 1333.857908][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.858033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.858205][ T32] r4:00000000 [ 1333.858285][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.858414][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.858478][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.858600][ T32] r5:00001000 r4:e042b000 [ 1333.858664][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.858800][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.858936][ T32] r5:8502278c r4:85022400 [ 1333.859001][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.859147][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.859214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.859470][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.859575][ T32] r4:84753d00 [ 1333.859645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.859786][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.859860][ T32] r4:00000001 [ 1333.859919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.860015][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.860215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.860329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.860435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.860523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.860582][ T32] r4:844bb340 [ 1333.860700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.860870][ T32] INFO: task kworker/0:257:4079 blocked for more than 460 seconds. [ 1333.860981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.861054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.861144][ T32] task:kworker/0:257 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.861507][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.861675][ T32] Call trace: [ 1333.861765][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.861902][ T32] r10:829187f4 r9:eaa99d84 r8:00000002 r7:60000013 r6:eaa99d8c r5:85120000 [ 1333.861972][ T32] r4:85120000 [ 1333.862031][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.862267][ T32] r5:85120000 r4:829187f0 [ 1333.862482][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.862676][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.862809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1333.862873][ T32] r4:00000000 [ 1333.863028][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.863153][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.863259][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.863390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a80c0 [ 1333.863454][ T32] r4:00000000 [ 1333.863509][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.863666][ T32] r9:83018005 r8:85120000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.863735][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.863883][ T32] r5:00001000 r4:e043b000 [ 1333.863951][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.864045][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.864299][ T32] r5:8511cb8c r4:8511c800 [ 1333.864638][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.890342][ T32] r7:dddced40 r6:83018000 r5:8511cb8c r4:85099300 [ 1333.890550][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.890750][ T32] r10:61c88647 r9:85120000 r8:8509932c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.890832][ T32] r4:85099300 [ 1333.890919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.891073][ T32] r10:00000000 r9:85099300 r8:8027ecf4 r7:eaa89e60 r6:85060900 r5:85120000 [ 1333.891146][ T32] r4:00000001 [ 1333.891207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.891313][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1333.891408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.891575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.891656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.891796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.892050][ T32] r4:850a7900 [ 1333.892991][ T32] INFO: task kworker/0:257:4079 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.893143][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.893326][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.893524][ T32] Call trace: [ 1333.893701][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.893848][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.893920][ T32] r4:00000000 [ 1333.894006][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.894108][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.894269][ T32] dd20: cca9e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.894339][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.894434][ T32] dd60: 80000013 ffffffff [ 1333.894492][ T32] r5:80000013 r4:80239bb0 [ 1333.894537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.894622][ T32] r4:82ac21e4 [ 1333.910455][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.911007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.911095][ T32] r4:e46fddc0 [ 1333.911162][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.911317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.911410][ T32] r4:00000000 [ 1333.911481][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.911615][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.911678][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.911812][ T32] r5:00001000 r4:e042b000 [ 1333.911865][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.911963][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.912121][ T32] r5:8502278c r4:85022400 [ 1333.912219][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.912351][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.912420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.912547][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.912609][ T32] r4:84753d00 [ 1333.912694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.912840][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.912930][ T32] r4:00000001 [ 1333.913022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.913203][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.913306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.913380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.913451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.913535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.913598][ T32] r4:844bb340 [ 1333.913692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.913851][ T32] INFO: task kworker/0:258:4080 blocked for more than 460 seconds. [ 1333.913945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.914080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.914171][ T32] task:kworker/0:258 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.914743][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.931482][ T32] Call trace: [ 1333.931575][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.931733][ T32] r10:829187f4 r9:eaa9dd84 r8:00000002 r7:60000013 r6:eaa9dd8c r5:85120c00 [ 1333.931793][ T32] r4:85120c00 [ 1333.931870][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.931987][ T32] r5:85120c00 r4:829187f0 [ 1333.932036][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.932182][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.932303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 1333.932368][ T32] r4:00000000 [ 1333.932457][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.932576][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.932815][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.933009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8680 [ 1333.933378][ T32] r4:00000000 [ 1333.933547][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.933953][ T32] r9:83018005 r8:85120c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1333.934037][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.934284][ T32] r5:00001000 r4:e04e9000 [ 1333.934368][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.934514][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.934627][ T32] r5:8511d78c r4:8511d400 [ 1333.934763][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.946016][ T32] r7:dddced40 r6:83018000 r5:8511d78c r4:85099380 [ 1333.946169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.946342][ T32] r10:61c88647 r9:85120c00 r8:850993ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.946423][ T32] r4:85099380 [ 1333.946480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.946591][ T32] r10:00000000 r9:85099380 r8:8027ecf4 r7:eaa99e60 r6:85060980 r5:85120c00 [ 1333.946658][ T32] r4:00000001 [ 1333.946710][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.946826][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1333.946941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.947032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.947132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.947215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.947277][ T32] r4:850a8100 [ 1333.948122][ T32] INFO: task kworker/0:258:4080 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.948258][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.948446][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.948594][ T32] Call trace: [ 1333.948716][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.948845][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.948906][ T32] r4:00000000 [ 1333.948965][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.949062][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.949181][ T32] dd20: ccd9c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.949287][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.949413][ T32] dd60: 80000013 ffffffff [ 1333.949488][ T32] r5:80000013 r4:80239bb0 [ 1333.949552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.949659][ T32] r4:82ac21e4 [ 1333.949745][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.949870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.949934][ T32] r4:e46fddc0 [ 1333.949993][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.950108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.950172][ T32] r4:00000000 [ 1333.950233][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.950349][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.950427][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.950543][ T32] r5:00001000 r4:e042b000 [ 1333.950634][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.950749][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.950857][ T32] r5:8502278c r4:85022400 [ 1333.950939][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.951080][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.951160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.951284][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.951348][ T32] r4:84753d00 [ 1333.951405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.951552][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.951620][ T32] r4:00000001 [ 1333.951701][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.951815][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.951975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.952123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.952508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.952633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.952708][ T32] r4:844bb340 [ 1333.952762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.952894][ T32] INFO: task kworker/0:259:4083 blocked for more than 460 seconds. [ 1333.952992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.953123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.953217][ T32] task:kworker/0:259 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.953346][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.953490][ T32] Call trace: [ 1333.953613][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1333.953729][ T32] r10:829187f4 r9:eaa91d84 r8:00000002 r7:60000113 r6:eaa91d8c r5:85121800 [ 1333.953830][ T32] r4:85121800 [ 1333.953893][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1333.954004][ T32] r5:85121800 r4:829187f0 [ 1333.954050][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.954172][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.954296][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1333.954372][ T32] r4:00000000 [ 1333.954436][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1333.954561][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1333.976013][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.976403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a83c0 [ 1333.976495][ T32] r4:00000000 [ 1333.976615][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.976759][ T32] r9:83018005 r8:85121800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1333.976827][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.976946][ T32] r5:00001000 r4:e0495000 [ 1333.977021][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.977166][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.977275][ T32] r5:8511cf8c r4:8511cc00 [ 1333.977332][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.977474][ T32] r7:dddced40 r6:83018000 r5:8511cf8c r4:85099400 [ 1333.977561][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.977683][ T32] r10:61c88647 r9:85121800 r8:8509942c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.977745][ T32] r4:85099400 [ 1333.977977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.978153][ T32] r10:00000000 r9:85099400 r8:8027ecf4 r7:eaa9de60 r6:85060a00 r5:85121800 [ 1333.978229][ T32] r4:00000001 [ 1333.978309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.978459][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1333.978551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.978633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.978733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.978823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.978890][ T32] r4:850a82c0 [ 1333.979758][ T32] INFO: task kworker/0:259:4083 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1333.979884][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.980099][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.980252][ T32] Call trace: [ 1333.980451][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1333.980662][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1333.980738][ T32] r4:00000000 [ 1333.980890][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.981029][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1333.981164][ T32] dd20: cce22000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1333.981311][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1333.981399][ T32] dd60: 80000013 ffffffff [ 1333.981504][ T32] r5:80000013 r4:80239bb0 [ 1333.981587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.981692][ T32] r4:82ac21e4 [ 1333.981741][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.981847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1333.981908][ T32] r4:e46fddc0 [ 1333.981989][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1333.982104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1333.982178][ T32] r4:00000000 [ 1333.982234][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1333.982349][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.982429][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.982550][ T32] r5:00001000 r4:e042b000 [ 1333.982611][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1333.982704][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.982818][ T32] r5:8502278c r4:85022400 [ 1333.982873][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.982996][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1333.983043][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.983166][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.983229][ T32] r4:84753d00 [ 1333.983276][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.983391][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1333.983485][ T32] r4:00000001 [ 1333.983630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.983759][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1333.983843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.983913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.983985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.984060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.984123][ T32] r4:844bb340 [ 1333.984193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.984278][ T32] INFO: task kworker/1:224:4084 blocked for more than 460 seconds. [ 1333.984433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.984516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.984573][ T32] task:kworker/1:224 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.009305][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.009710][ T32] Call trace: [ 1334.009830][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.009978][ T32] r10:829187f4 r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:85122400 [ 1334.010079][ T32] r4:85122400 [ 1334.010155][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.010276][ T32] r5:85122400 r4:829187f0 [ 1334.010541][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.010673][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.010933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1334.011228][ T32] r4:00000000 [ 1334.011310][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.011919][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.012050][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.012199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850acd00 [ 1334.012268][ T32] r4:00000000 [ 1334.012328][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.012466][ T32] r9:83018205 r8:85122400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1334.012535][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.012651][ T32] r5:00001000 r4:e051b000 [ 1334.012710][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.012816][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.012921][ T32] r5:8515c38c r4:8515c000 [ 1334.013082][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.013248][ T32] r7:ddde2d40 r6:83018200 r5:8515c38c r4:85060a80 [ 1334.013299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.013424][ T32] r10:61c88647 r9:85122400 r8:85060aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.013487][ T32] r4:85060a80 [ 1334.013542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.013653][ T32] r10:00000000 r9:85060a80 r8:8027ecf4 r7:ea935e60 r6:85060b00 r5:85122400 [ 1334.013708][ T32] r4:00000001 [ 1334.013756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.013862][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1334.013937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.014021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.014212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.014374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.014451][ T32] r4:850ac7c0 [ 1334.033140][ T32] INFO: task kworker/1:224:4084 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.033652][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.033924][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.034102][ T32] Call trace: [ 1334.034261][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.034457][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.034584][ T32] r4:00000000 [ 1334.034657][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.046332][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.046467][ T32] dd20: cd241000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.046551][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.046726][ T32] dd60: 80000013 ffffffff [ 1334.046810][ T32] r5:80000013 r4:80239bb0 [ 1334.046876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.047056][ T32] r4:82ac21e4 [ 1334.047133][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.047283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.047505][ T32] r4:e46fddc0 [ 1334.047581][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.047709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.047782][ T32] r4:00000000 [ 1334.047842][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.047974][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.048038][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.048273][ T32] r5:00001000 r4:e042b000 [ 1334.048356][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.048533][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.048669][ T32] r5:8502278c r4:85022400 [ 1334.048730][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.048868][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.048938][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.049222][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.049339][ T32] r4:84753d00 [ 1334.049448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.049655][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.049861][ T32] r4:00000001 [ 1334.049936][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.050041][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.050180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.050280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.050383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.050470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.050565][ T32] r4:844bb340 [ 1334.050647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.050898][ T32] INFO: task kworker/0:260:4087 blocked for more than 460 seconds. [ 1334.051011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.051098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.051174][ T32] task:kworker/0:260 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.051317][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.051500][ T32] Call trace: [ 1334.051626][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.051756][ T32] r10:829187f4 r9:eaaa9d84 r8:00000002 r7:60000013 r6:eaaa9d8c r5:85123000 [ 1334.051907][ T32] r4:85123000 [ 1334.051984][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.052090][ T32] r5:85123000 r4:829187f0 [ 1334.052150][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.052252][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.052378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1334.052442][ T32] r4:00000000 [ 1334.052499][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.052601][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.052698][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.052831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8540 [ 1334.052983][ T32] r4:00000000 [ 1334.053060][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.053299][ T32] r9:83018005 r8:85123000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1334.053391][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.053520][ T32] r5:00001000 r4:e04c7000 [ 1334.053722][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.053968][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.054087][ T32] r5:8511d38c r4:8511d000 [ 1334.054377][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.054514][ T32] r7:dddced40 r6:83018000 r5:8511d38c r4:85099480 [ 1334.054603][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.085789][ T32] r10:61c88647 r9:85123000 r8:850994ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.086059][ T32] r4:85099480 [ 1334.086170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.086519][ T32] r10:00000000 r9:85099480 r8:8027ecf4 r7:eaa9de60 r6:85060b80 r5:85123000 [ 1334.086675][ T32] r4:00000001 [ 1334.086740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.086969][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1334.087055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.087169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.087259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.087346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.087426][ T32] r4:850a8200 [ 1334.088319][ T32] INFO: task kworker/0:260:4087 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.088437][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.088661][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.088855][ T32] Call trace: [ 1334.088952][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.089087][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.089196][ T32] r4:00000000 [ 1334.089258][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.089374][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.089462][ T32] dd20: cd647000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.089541][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.089718][ T32] dd60: 80000013 ffffffff [ 1334.089798][ T32] r5:80000013 r4:80239bb0 [ 1334.089863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.089992][ T32] r4:82ac21e4 [ 1334.090199][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.090358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.090440][ T32] r4:e46fddc0 [ 1334.090541][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.090676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.090750][ T32] r4:00000000 [ 1334.090803][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.090945][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.091010][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.091127][ T32] r5:00001000 r4:e042b000 [ 1334.091187][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.091453][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.091579][ T32] r5:8502278c r4:85022400 [ 1334.091653][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.091781][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.091905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.092059][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.092157][ T32] r4:84753d00 [ 1334.092274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.092402][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.092461][ T32] r4:00000001 [ 1334.092576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.092675][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.092836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.092934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.093041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.093163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.093235][ T32] r4:844bb340 [ 1334.093296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.093432][ T32] INFO: task kworker/0:261:4089 blocked for more than 460 seconds. [ 1334.093522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.093591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.093649][ T32] task:kworker/0:261 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.093761][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.093856][ T32] Call trace: [ 1334.093969][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.094195][ T32] r10:829187f4 r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:85123c00 [ 1334.094277][ T32] r4:85123c00 [ 1334.094337][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.094456][ T32] r5:85123c00 r4:829187f0 [ 1334.094516][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.094726][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1334.115909][ T32] r4:00000000 [ 1334.115955][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.116069][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.116171][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.116309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8800 [ 1334.116401][ T32] r4:00000000 [ 1334.116460][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.116612][ T32] r9:83018005 r8:85123c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1334.116683][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.116793][ T32] r5:00001000 r4:e04ff000 [ 1334.116850][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.116954][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.117140][ T32] r5:8511db8c r4:8511d800 [ 1334.117220][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.117333][ T32] r7:dddced40 r6:83018000 r5:8511db8c r4:85099500 [ 1334.117405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.117521][ T32] r10:61c88647 r9:85123c00 r8:8509952c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.117606][ T32] r4:85099500 [ 1334.117689][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.117812][ T32] r10:00000000 r9:85099500 r8:8027ecf4 r7:eaa9de60 r6:85060c00 r5:85123c00 [ 1334.117875][ T32] r4:00000001 [ 1334.117925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.118028][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1334.118119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.118202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.118279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.118360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.118454][ T32] r4:850a82c0 [ 1334.119265][ T32] INFO: task kworker/0:261:4089 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.119392][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.119647][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.119771][ T32] Call trace: [ 1334.119961][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.120090][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.120164][ T32] r4:00000000 [ 1334.120273][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.120426][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.120558][ T32] dd20: cd6a3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.120679][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.120773][ T32] dd60: 80000013 ffffffff [ 1334.120839][ T32] r5:80000013 r4:80239bb0 [ 1334.120900][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.121027][ T32] r4:82ac21e4 [ 1334.121144][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.121259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.121329][ T32] r4:e46fddc0 [ 1334.121397][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.121502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.121579][ T32] r4:00000000 [ 1334.121629][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.121723][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.121770][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.121870][ T32] r5:00001000 r4:e042b000 [ 1334.121920][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.122007][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.122099][ T32] r5:8502278c r4:85022400 [ 1334.122148][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.122257][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.122309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.122430][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.122491][ T32] r4:84753d00 [ 1334.122533][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.122643][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.122701][ T32] r4:00000001 [ 1334.122775][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.122904][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.122992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.123068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.123147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.123270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.123376][ T32] r4:844bb340 [ 1334.123436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.123504][ T32] INFO: task kworker/0:262:4091 blocked for more than 460 seconds. [ 1334.123589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.123659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.123715][ T32] task:kworker/0:262 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.123905][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.124009][ T32] Call trace: [ 1334.124095][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.124216][ T32] r10:829187f4 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:85124800 [ 1334.124281][ T32] r4:85124800 [ 1334.124332][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.124440][ T32] r5:85124800 r4:829187f0 [ 1334.124493][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.124601][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.158574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1334.158767][ T32] r4:00000000 [ 1334.158833][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.158976][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.159081][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.159198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a89c0 [ 1334.159290][ T32] r4:00000000 [ 1334.159372][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.159554][ T32] r9:83018005 r8:85124800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.159635][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.159756][ T32] r5:00001000 r4:e46eb000 [ 1334.159820][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.159923][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.160072][ T32] r5:8511df8c r4:8511dc00 [ 1334.160141][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.160266][ T32] r7:dddced40 r6:83018000 r5:8511df8c r4:85099580 [ 1334.160324][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.160446][ T32] r10:61c88647 r9:85124800 r8:850995ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.160507][ T32] r4:85099580 [ 1334.160568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.160688][ T32] r10:00000000 r9:85099580 r8:8027ecf4 r7:eaaade60 r6:85060c80 r5:85124800 [ 1334.160753][ T32] r4:00000001 [ 1334.160834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.160915][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1334.160973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.161031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.161084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.161176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.161222][ T32] r4:850a8600 [ 1334.162039][ T32] INFO: task kworker/0:262:4091 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.162186][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.162380][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.162542][ T32] Call trace: [ 1334.162629][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.162755][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.162823][ T32] r4:00000000 [ 1334.162895][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.163042][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.163151][ T32] dd20: cd9ec000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.163232][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.163300][ T32] dd60: 80000013 ffffffff [ 1334.163357][ T32] r5:80000013 r4:80239bb0 [ 1334.163425][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.163524][ T32] r4:82ac21e4 [ 1334.163606][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.163726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.163784][ T32] r4:e46fddc0 [ 1334.163918][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.164042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.164110][ T32] r4:00000000 [ 1334.164169][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.164295][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.164370][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.164485][ T32] r5:00001000 r4:e042b000 [ 1334.164551][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.164656][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.185625][ T32] r5:8502278c r4:85022400 [ 1334.185820][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.186048][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.186125][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.186246][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.186356][ T32] r4:84753d00 [ 1334.186429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.186554][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.186611][ T32] r4:00000001 [ 1334.186672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.186771][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.186848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.186920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.186989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.187073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.187142][ T32] r4:844bb340 [ 1334.187210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.187284][ T32] INFO: task kworker/1:225:4093 blocked for more than 460 seconds. [ 1334.187382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.187454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.187519][ T32] task:kworker/1:225 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.187657][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.187755][ T32] Call trace: [ 1334.187869][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.187996][ T32] r10:829187f4 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:85125400 [ 1334.188060][ T32] r4:85125400 [ 1334.188115][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.188233][ T32] r5:85125400 r4:829187f0 [ 1334.188289][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.188477][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.188616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 [ 1334.188687][ T32] r4:00000000 [ 1334.188745][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.188850][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.188977][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.189136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850acf40 [ 1334.189203][ T32] r4:00000000 [ 1334.189288][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.189433][ T32] r9:83018205 r8:85125400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.189497][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.189629][ T32] r5:00001000 r4:e874d000 [ 1334.189696][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.189884][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.190017][ T32] r5:8515c78c r4:8515c400 [ 1334.190096][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.190198][ T32] r7:ddde2d40 r6:83018200 r5:8515c78c r4:85060d00 [ 1334.190319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.190538][ T32] r10:61c88647 r9:85125400 r8:85060d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.190592][ T32] r4:85060d00 [ 1334.190726][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.190843][ T32] r10:00000000 r9:85060d00 r8:8027ecf4 r7:ea935e60 r6:85060d80 r5:85125400 [ 1334.190907][ T32] r4:00000001 [ 1334.190943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.191036][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1334.191086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.191138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.191206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.191295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.191352][ T32] r4:850acb80 [ 1334.192207][ T32] INFO: task kworker/1:225:4093 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.192322][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.192474][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.192590][ T32] Call trace: [ 1334.192673][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.192798][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.192865][ T32] r4:00000000 [ 1334.192933][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.193048][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.193170][ T32] dd20: cdb51000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.193282][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.193373][ T32] dd60: 80000013 ffffffff [ 1334.193447][ T32] r5:80000013 r4:80239bb0 [ 1334.193852][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.193979][ T32] r4:82ac21e4 [ 1334.194064][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.194278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.194353][ T32] r4:e46fddc0 [ 1334.194463][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.194585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.215747][ T32] r4:00000000 [ 1334.215837][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.215993][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.216064][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.216159][ T32] r5:00001000 r4:e042b000 [ 1334.216202][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.216284][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.216392][ T32] r5:8502278c r4:85022400 [ 1334.216439][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.216545][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.216611][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.216767][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.216829][ T32] r4:84753d00 [ 1334.216886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.217063][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.217161][ T32] r4:00000001 [ 1334.217233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.217351][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.217459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.217542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.217596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.217652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.217712][ T32] r4:844bb340 [ 1334.217809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.217895][ T32] INFO: task kworker/0:263:4094 blocked for more than 460 seconds. [ 1334.217960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.218011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.218051][ T32] task:kworker/0:263 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.218292][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.218420][ T32] Call trace: [ 1334.218549][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.218661][ T32] r10:829187f4 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:85126000 [ 1334.218722][ T32] r4:85126000 [ 1334.218790][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.218926][ T32] r5:85126000 r4:829187f0 [ 1334.219010][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.219111][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.219314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1334.219385][ T32] r4:00000000 [ 1334.219425][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.219591][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.219703][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.219819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8bc0 [ 1334.219908][ T32] r4:00000000 [ 1334.219952][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.220060][ T32] r9:83018005 r8:85126000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.220153][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.220278][ T32] r5:00001000 r4:e8763000 [ 1334.220470][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.220636][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.220824][ T32] r5:8511e38c r4:8511e000 [ 1334.220887][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.221004][ T32] r7:dddced40 r6:83018000 r5:8511e38c r4:85099600 [ 1334.221082][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.221249][ T32] r10:61c88647 r9:85126000 r8:8509962c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.221332][ T32] r4:85099600 [ 1334.221396][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.221507][ T32] r10:00000000 r9:85099600 r8:8027ecf4 r7:eaab1e60 r6:85060e00 r5:85126000 [ 1334.221558][ T32] r4:00000001 [ 1334.221602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.221692][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1334.221761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.221837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.221910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.221985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.222074][ T32] r4:850a8840 [ 1334.222919][ T32] INFO: task kworker/0:263:4094 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.223051][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.223401][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.223562][ T32] Call trace: [ 1334.223650][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.223776][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.223840][ T32] r4:00000000 [ 1334.223919][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.224031][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.224160][ T32] dd20: cdcf4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.224265][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.224357][ T32] dd60: 80000013 ffffffff [ 1334.224513][ T32] r5:80000013 r4:80239bb0 [ 1334.224596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.255744][ T32] r4:82ac21e4 [ 1334.255958][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.256221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.256290][ T32] r4:e46fddc0 [ 1334.256353][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.256486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.256550][ T32] r4:00000000 [ 1334.256609][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.256736][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.256801][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.256989][ T32] r5:00001000 r4:e042b000 [ 1334.257062][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.257198][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.257317][ T32] r5:8502278c r4:85022400 [ 1334.257411][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.257551][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.257614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.257732][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.257795][ T32] r4:84753d00 [ 1334.257849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.257968][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.258062][ T32] r4:00000001 [ 1334.258131][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.258232][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.258315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.258405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.258479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.258551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.258613][ T32] r4:844bb340 [ 1334.258689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.258749][ T32] INFO: task kworker/0:264:4098 blocked for more than 460 seconds. [ 1334.258825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.258893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.258944][ T32] task:kworker/0:264 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.259082][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.259232][ T32] Call trace: [ 1334.259329][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.259473][ T32] r10:829187f4 r9:eaab5d84 r8:00000002 r7:60000013 r6:eaab5d8c r5:85126c00 [ 1334.259533][ T32] r4:85126c00 [ 1334.259610][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.259725][ T32] r5:85126c00 r4:829187f0 [ 1334.259779][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.259906][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.260038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab5e08 [ 1334.260107][ T32] r4:00000000 [ 1334.260194][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.260312][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.260467][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.260591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8f80 [ 1334.260655][ T32] r4:00000000 [ 1334.260742][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.260903][ T32] r9:83018005 r8:85126c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.260985][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.261168][ T32] r5:00001000 r4:ea8e7000 [ 1334.261239][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.261373][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.261493][ T32] r5:8511ef8c r4:8511ec00 [ 1334.261550][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.261693][ T32] r7:dddced40 r6:83018000 r5:8511ef8c r4:85099680 [ 1334.261765][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.261887][ T32] r10:61c88647 r9:85126c00 r8:850996ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.261947][ T32] r4:85099680 [ 1334.261999][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.262137][ T32] r10:00000000 r9:85099680 r8:8027ecf4 r7:eaab9e60 r6:85060e80 r5:85126c00 [ 1334.262233][ T32] r4:00000001 [ 1334.262287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.262383][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1334.262529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.262616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.262693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.262800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.262876][ T32] r4:850a8a40 [ 1334.263743][ T32] INFO: task kworker/0:264:4098 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.263868][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.264045][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.264164][ T32] Call trace: [ 1334.264253][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.264391][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.264477][ T32] r4:00000000 [ 1334.264544][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.264644][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.289255][ T32] dd20: ce17e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.289482][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.289558][ T32] dd60: 80000013 ffffffff [ 1334.289640][ T32] r5:80000013 r4:80239bb0 [ 1334.289701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.289879][ T32] r4:82ac21e4 [ 1334.289952][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.290078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.290147][ T32] r4:e46fddc0 [ 1334.290207][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.290323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.290402][ T32] r4:00000000 [ 1334.290460][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.290573][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.290680][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.290813][ T32] r5:00001000 r4:e042b000 [ 1334.290876][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.291037][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.291164][ T32] r5:8502278c r4:85022400 [ 1334.291229][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.291352][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.291430][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.291542][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.291604][ T32] r4:84753d00 [ 1334.291694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.291936][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.292015][ T32] r4:00000001 [ 1334.292094][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.292211][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.292316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.292436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.292519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.292604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.292818][ T32] r4:844bb340 [ 1334.292912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.292989][ T32] INFO: task kworker/1:226:4099 blocked for more than 460 seconds. [ 1334.293071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.293190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.293251][ T32] task:kworker/1:226 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.293405][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.293499][ T32] Call trace: [ 1334.293597][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.293732][ T32] r10:829187f4 r9:eaac1d84 r8:00000002 r7:60000013 r6:eaac1d8c r5:85128000 [ 1334.293786][ T32] r4:85128000 [ 1334.293868][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.293983][ T32] r5:85128000 r4:829187f0 [ 1334.294044][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.294149][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.294265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1334.294332][ T32] r4:00000000 [ 1334.294390][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.294511][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.294711][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.309436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1680 [ 1334.309538][ T32] r4:00000000 [ 1334.309601][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.309768][ T32] r9:83018205 r8:85128000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1334.309861][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.309997][ T32] r5:00001000 r4:dfa8d000 [ 1334.310054][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.310185][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.310307][ T32] r5:8515cf8c r4:8515cc00 [ 1334.310377][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.310502][ T32] r7:ddde2d40 r6:83018200 r5:8515cf8c r4:85060f00 [ 1334.310584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.310753][ T32] r10:61c88647 r9:85128000 r8:85060f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.310904][ T32] r4:85060f00 [ 1334.310977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.311116][ T32] r10:00000000 r9:85060f00 r8:8027ecf4 r7:ea935e60 r6:85060f80 r5:85128000 [ 1334.311217][ T32] r4:00000001 [ 1334.311294][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.311402][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1334.311488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.311566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.311635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.311718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.311809][ T32] r4:850ace80 [ 1334.312666][ T32] INFO: task kworker/1:226:4099 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.312782][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.312969][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.313157][ T32] Call trace: [ 1334.313285][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.313432][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.313493][ T32] r4:00000000 [ 1334.313541][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.313621][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.313698][ T32] dd20: ce266000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.313774][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.313831][ T32] dd60: 80000013 ffffffff [ 1334.313913][ T32] r5:80000013 r4:80239bb0 [ 1334.313974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.314100][ T32] r4:82ac21e4 [ 1334.314199][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.314327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.314417][ T32] r4:e46fddc0 [ 1334.314513][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.314637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.338628][ T32] r4:00000000 [ 1334.338849][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.339022][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.339115][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.339246][ T32] r5:00001000 r4:e042b000 [ 1334.339310][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.339448][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.339553][ T32] r5:8502278c r4:85022400 [ 1334.339610][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.339726][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.339807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.339923][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.339981][ T32] r4:84753d00 [ 1334.340052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.340190][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.340251][ T32] r4:00000001 [ 1334.340305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.340400][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.340477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.340551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.340659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.340749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.340810][ T32] r4:844bb340 [ 1334.340874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.340992][ T32] INFO: task kworker/0:265:4101 blocked for more than 460 seconds. [ 1334.341275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.341363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.341429][ T32] task:kworker/0:265 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.341568][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.341692][ T32] Call trace: [ 1334.341777][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.341926][ T32] r10:829187f4 r9:eaac5d84 r8:00000002 r7:60000013 r6:eaac5d8c r5:85128c00 [ 1334.342068][ T32] r4:85128c00 [ 1334.342135][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.342271][ T32] r5:85128c00 r4:829187f0 [ 1334.342365][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.342476][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.342592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1334.342647][ T32] r4:00000000 [ 1334.342723][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.342835][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.342935][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.343053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8d00 [ 1334.343119][ T32] r4:00000000 [ 1334.343201][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.343329][ T32] r9:83018005 r8:85128c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1334.343405][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.343516][ T32] r5:00001000 r4:e877b000 [ 1334.343600][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.343711][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.343803][ T32] r5:8511e78c r4:8511e400 [ 1334.343875][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.343997][ T32] r7:dddced40 r6:83018000 r5:8511e78c r4:85099700 [ 1334.344068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.344184][ T32] r10:61c88647 r9:85128c00 r8:8509972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.344246][ T32] r4:85099700 [ 1334.344296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.344415][ T32] r10:00000000 r9:85099700 r8:8027ecf4 r7:eaab5e60 r6:8509f000 r5:85128c00 [ 1334.344520][ T32] r4:00000001 [ 1334.344605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.363753][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1334.364001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.364107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.364208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.364301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.364376][ T32] r4:850a8b80 [ 1334.370566][ T32] INFO: task kworker/0:265:4101 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.370843][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.371071][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.371255][ T32] Call trace: [ 1334.371363][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.371473][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.371520][ T32] r4:00000000 [ 1334.371576][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.371657][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.371736][ T32] dd20: ce57e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.371807][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.371854][ T32] dd60: 80000013 ffffffff [ 1334.371903][ T32] r5:80000013 r4:80239bb0 [ 1334.371943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.372024][ T32] r4:82ac21e4 [ 1334.372074][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.372184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.372260][ T32] r4:e46fddc0 [ 1334.372334][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.372450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.372510][ T32] r4:00000000 [ 1334.372562][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.372690][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.372776][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.372877][ T32] r5:00001000 r4:e042b000 [ 1334.372940][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.373047][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.373185][ T32] r5:8502278c r4:85022400 [ 1334.373259][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.373381][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.373440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.373561][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.373625][ T32] r4:84753d00 [ 1334.373685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.373800][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.373886][ T32] r4:00000001 [ 1334.373944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.374045][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.374150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.374239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.374341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.374433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.374570][ T32] r4:844bb340 [ 1334.374730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.389506][ T32] INFO: task kworker/0:266:4102 blocked for more than 460 seconds. [ 1334.389671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.389851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.389926][ T32] task:kworker/0:266 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.390068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.390224][ T32] Call trace: [ 1334.390337][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.390510][ T32] r10:829187f4 r9:eaac9d84 r8:00000002 r7:60000113 r6:eaac9d8c r5:85129800 [ 1334.390582][ T32] r4:85129800 [ 1334.390688][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.390810][ T32] r5:85129800 r4:829187f0 [ 1334.390869][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.390995][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.391179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1334.391260][ T32] r4:00000000 [ 1334.391331][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.391450][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.391556][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.391688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8e80 [ 1334.391762][ T32] r4:00000000 [ 1334.391823][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.391950][ T32] r9:83018005 r8:85129800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1334.392068][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.392186][ T32] r5:00001000 r4:ea78f000 [ 1334.392260][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.392363][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.392475][ T32] r5:8511eb8c r4:8511e800 [ 1334.392555][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.392701][ T32] r7:dddced40 r6:83018000 r5:8511eb8c r4:85099780 [ 1334.392776][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.392902][ T32] r10:61c88647 r9:85129800 r8:850997ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.392980][ T32] r4:85099780 [ 1334.393037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.393197][ T32] r10:00000000 r9:85099780 r8:8027ecf4 r7:eaab5e60 r6:8509f080 r5:85129800 [ 1334.393265][ T32] r4:00000001 [ 1334.393325][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.393436][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1334.393563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.393651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.393778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.393880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.393949][ T32] r4:850a8b80 [ 1334.415420][ T32] INFO: task kworker/0:266:4102 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.415619][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.415805][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.415985][ T32] Call trace: [ 1334.416053][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.416185][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.416295][ T32] r4:00000000 [ 1334.416362][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.416455][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.416536][ T32] dd20: ce82a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.416688][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.416790][ T32] dd60: 80000013 ffffffff [ 1334.416865][ T32] r5:80000013 r4:80239bb0 [ 1334.416952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.417065][ T32] r4:82ac21e4 [ 1334.417160][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.417294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.417365][ T32] r4:e46fddc0 [ 1334.417422][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.417534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.417600][ T32] r4:00000000 [ 1334.417654][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.417771][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.417818][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.417918][ T32] r5:00001000 r4:e042b000 [ 1334.417988][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.418091][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.418238][ T32] r5:8502278c r4:85022400 [ 1334.418306][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.418422][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.418561][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.418716][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.418797][ T32] r4:84753d00 [ 1334.418850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.418955][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.419019][ T32] r4:00000001 [ 1334.419063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.419158][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.419222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.419285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.419416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.419515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.419586][ T32] r4:844bb340 [ 1334.419647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.419721][ T32] INFO: task kworker/0:267:4105 blocked for more than 460 seconds. [ 1334.419914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.420036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.420109][ T32] task:kworker/0:267 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.420262][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.420385][ T32] Call trace: [ 1334.420478][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.420600][ T32] r10:829187f4 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:8512a400 [ 1334.420661][ T32] r4:8512a400 [ 1334.420703][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.420802][ T32] r5:8512a400 r4:829187f0 [ 1334.420857][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.421009][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.421174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1334.421283][ T32] r4:00000000 [ 1334.421347][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.421464][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.421606][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.421723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a82c0 [ 1334.421785][ T32] r4:00000000 [ 1334.421860][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.422040][ T32] r9:83018005 r8:8512a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1334.422097][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.422209][ T32] r5:00001000 r4:ea90f000 [ 1334.422285][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.422396][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.422511][ T32] r5:8511f38c r4:8511f000 [ 1334.422576][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.422690][ T32] r7:dddced40 r6:83018000 r5:8511f38c r4:85099800 [ 1334.422745][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.422846][ T32] r10:61c88647 r9:8512a400 r8:8509982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.422888][ T32] r4:85099800 [ 1334.422932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.423033][ T32] r10:00000000 r9:85099800 r8:8027ecf4 r7:eaab5e60 r6:8509f100 r5:8512a400 [ 1334.423084][ T32] r4:00000001 [ 1334.423159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.423247][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1334.423312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.423403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.423478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.423575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.423645][ T32] r4:850a8d80 [ 1334.424470][ T32] INFO: task kworker/0:267:4105 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.424576][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.448600][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.448757][ T32] Call trace: [ 1334.448860][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.449001][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.449076][ T32] r4:00000000 [ 1334.449172][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.449255][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.449337][ T32] dd20: ceb3b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.449420][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.449491][ T32] dd60: 80000013 ffffffff [ 1334.449561][ T32] r5:80000013 r4:80239bb0 [ 1334.449670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.449814][ T32] r4:82ac21e4 [ 1334.449901][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.450011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.450056][ T32] r4:e46fddc0 [ 1334.450110][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.450314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.450391][ T32] r4:00000000 [ 1334.450450][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.450550][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.450592][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.450691][ T32] r5:00001000 r4:e042b000 [ 1334.450760][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.450842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.450966][ T32] r5:8502278c r4:85022400 [ 1334.451028][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.451154][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.451215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.451362][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.451446][ T32] r4:84753d00 [ 1334.451505][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.451623][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.451749][ T32] r4:00000001 [ 1334.451809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.451917][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.451994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.452077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.452169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.452258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.452304][ T32] r4:844bb340 [ 1334.452347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.452427][ T32] INFO: task kworker/1:227:4112 blocked for more than 460 seconds. [ 1334.452511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.452559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.452625][ T32] task:kworker/1:227 state:D stack:0 pid:4112 tgid:4112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.452746][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.452851][ T32] Call trace: [ 1334.452929][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.453068][ T32] r10:829187f4 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:8512bc00 [ 1334.453182][ T32] r4:8512bc00 [ 1334.453255][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.453386][ T32] r5:8512bc00 r4:829187f0 [ 1334.453458][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.453694][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.453834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1334.453886][ T32] r4:00000000 [ 1334.453946][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.454029][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.454180][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.454298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1bc0 [ 1334.454347][ T32] r4:00000000 [ 1334.454385][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.454505][ T32] r9:83018205 r8:8512bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.454566][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.454722][ T32] r5:00001000 r4:dfee1000 [ 1334.475601][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.475742][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.475826][ T32] r5:8515df8c r4:8515dc00 [ 1334.475869][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.475980][ T32] r7:ddde2d40 r6:83018200 r5:8515df8c r4:8509f180 [ 1334.476027][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.476123][ T32] r10:61c88647 r9:8512bc00 r8:8509f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.476169][ T32] r4:8509f180 [ 1334.476208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.476294][ T32] r10:00000000 r9:8509f180 r8:8027ecf4 r7:ea935e60 r6:8509f200 r5:8512bc00 [ 1334.476388][ T32] r4:00000001 [ 1334.476432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.476500][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1334.476555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.476671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.476751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.476869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.476923][ T32] r4:850a1640 [ 1334.477697][ T32] INFO: task kworker/1:227:4112 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.477794][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.478009][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.478127][ T32] Call trace: [ 1334.478272][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.478393][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.478443][ T32] r4:00000000 [ 1334.478482][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.478570][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.478651][ T32] dd20: cee08000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.478709][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.478798][ T32] dd60: 80000013 ffffffff [ 1334.478885][ T32] r5:80000013 r4:80239bb0 [ 1334.478940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.479039][ T32] r4:82ac21e4 [ 1334.479087][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.479193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.479301][ T32] r4:e46fddc0 [ 1334.479395][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.479516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.479591][ T32] r4:00000000 [ 1334.479639][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.479779][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.479883][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.479994][ T32] r5:00001000 r4:e042b000 [ 1334.480047][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.480133][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.480213][ T32] r5:8502278c r4:85022400 [ 1334.480271][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.480464][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.480519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.480607][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.480651][ T32] r4:84753d00 [ 1334.480690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.480776][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.480826][ T32] r4:00000001 [ 1334.480893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.481039][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.481130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.481214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.481279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.481342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.481392][ T32] r4:844bb340 [ 1334.481439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.481539][ T32] INFO: task kworker/1:228:4113 blocked for more than 460 seconds. [ 1334.481609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.481659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.481702][ T32] task:kworker/1:228 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.481790][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.481869][ T32] Call trace: [ 1334.481997][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.482100][ T32] r10:829187f4 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:8512c800 [ 1334.482165][ T32] r4:8512c800 [ 1334.482206][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.482284][ T32] r5:8512c800 r4:829187f0 [ 1334.482323][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.482398][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.482490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1334.482559][ T32] r4:00000000 [ 1334.482620][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.482698][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.482770][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.482873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a18c0 [ 1334.482917][ T32] r4:00000000 [ 1334.482953][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.483033][ T32] r9:83018205 r8:8512c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.483075][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.483209][ T32] r5:00001000 r4:dfd1d000 [ 1334.483256][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.483351][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.483435][ T32] r5:8515d78c r4:8515d400 [ 1334.483471][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.483551][ T32] r7:ddde2d40 r6:83018200 r5:8515d78c r4:8509f280 [ 1334.483589][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.483695][ T32] r10:61c88647 r9:8512c800 r8:8509f2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.483742][ T32] r4:8509f280 [ 1334.483810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.483899][ T32] r10:00000000 r9:8509f280 r8:8027ecf4 r7:eaadde60 r6:8509f300 r5:8512c800 [ 1334.483942][ T32] r4:00000001 [ 1334.483994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.484135][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1334.484197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.484259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.484317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.484384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.484428][ T32] r4:850a1640 [ 1334.507067][ T32] INFO: task kworker/1:228:4113 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.507267][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.507434][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.507588][ T32] Call trace: [ 1334.507664][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.507773][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.507827][ T32] r4:00000000 [ 1334.507892][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.507992][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.508092][ T32] dd20: cf006000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.508209][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.508275][ T32] dd60: 80000013 ffffffff [ 1334.508339][ T32] r5:80000013 r4:80239bb0 [ 1334.508392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.508495][ T32] r4:82ac21e4 [ 1334.508562][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.508749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.508820][ T32] r4:e46fddc0 [ 1334.508877][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.509033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.509129][ T32] r4:00000000 [ 1334.509189][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.509311][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.509371][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.509460][ T32] r5:00001000 r4:e042b000 [ 1334.509506][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.509590][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.509690][ T32] r5:8502278c r4:85022400 [ 1334.509745][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.509862][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.509916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.510032][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.510113][ T32] r4:84753d00 [ 1334.510186][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.510325][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.510400][ T32] r4:00000001 [ 1334.510469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.510544][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.510618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.510752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.510835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.510941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.511011][ T32] r4:844bb340 [ 1334.511090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.511173][ T32] INFO: task kworker/1:229:4114 blocked for more than 461 seconds. [ 1334.511256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.511340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.511400][ T32] task:kworker/1:229 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.511495][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.511595][ T32] Call trace: [ 1334.511676][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.511790][ T32] r10:829187f4 r9:eaae5d84 r8:00000002 r7:60000113 r6:eaae5d8c r5:8512d400 [ 1334.511844][ T32] r4:8512d400 [ 1334.511889][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.511988][ T32] r5:8512d400 r4:829187f0 [ 1334.512037][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.512137][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.512275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 [ 1334.512350][ T32] r4:00000000 [ 1334.512403][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.512491][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.512589][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.512687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1940 [ 1334.512750][ T32] r4:00000000 [ 1334.512828][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.512950][ T32] r9:83018205 r8:8512d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.513020][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.513168][ T32] r5:00001000 r4:dfd9d000 [ 1334.513237][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.513335][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.513445][ T32] r5:8515db8c r4:8515d800 [ 1334.513539][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.513680][ T32] r7:ddde2d40 r6:83018200 r5:8515db8c r4:8509f380 [ 1334.513732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.513837][ T32] r10:61c88647 r9:8512d400 r8:8509f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.513895][ T32] r4:8509f380 [ 1334.513934][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.514099][ T32] r10:00000000 r9:8509f380 r8:8027ecf4 r7:eaadde60 r6:8509f400 r5:8512d400 [ 1334.514217][ T32] r4:00000001 [ 1334.514269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.514390][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1334.514466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.514559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.514630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.548150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.548243][ T32] r4:850a1000 [ 1334.549037][ T32] INFO: task kworker/1:229:4114 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.549173][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.549404][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.549556][ T32] Call trace: [ 1334.549656][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.549804][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.549905][ T32] r4:00000000 [ 1334.549961][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.550052][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.550133][ T32] dd20: cf57b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.550202][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.550260][ T32] dd60: 80000013 ffffffff [ 1334.550351][ T32] r5:80000013 r4:80239bb0 [ 1334.550453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.550587][ T32] r4:82ac21e4 [ 1334.550632][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.550721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.550766][ T32] r4:e46fddc0 [ 1334.550806][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.550965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.551054][ T32] r4:00000000 [ 1334.551154][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.551301][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.551397][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.551509][ T32] r5:00001000 r4:e042b000 [ 1334.551568][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.551681][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.551786][ T32] r5:8502278c r4:85022400 [ 1334.551847][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.551986][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.552067][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.552184][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.552344][ T32] r4:84753d00 [ 1334.552419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.552532][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.552597][ T32] r4:00000001 [ 1334.552651][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.552750][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.552822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.552909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.552990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.553128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.553193][ T32] r4:844bb340 [ 1334.553290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.553384][ T32] INFO: task kworker/0:268:4117 blocked for more than 461 seconds. [ 1334.553471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.553538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.553649][ T32] task:kworker/0:268 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.553813][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.553948][ T32] Call trace: [ 1334.554086][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.554219][ T32] r10:829187f4 r9:eaabdd84 r8:00000002 r7:60000113 r6:eaabdd8c r5:8512ec00 [ 1334.554283][ T32] r4:8512ec00 [ 1334.554343][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.554455][ T32] r5:8512ec00 r4:829187f0 [ 1334.554521][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.554632][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.566824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1334.566922][ T32] r4:00000000 [ 1334.566974][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.567087][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.567188][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.567294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7900 [ 1334.567371][ T32] r4:00000000 [ 1334.567452][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.567604][ T32] r9:83018005 r8:8512ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1334.567687][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.567831][ T32] r5:00001000 r4:ea939000 [ 1334.568022][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.568157][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.568301][ T32] r5:8511f78c r4:8511f400 [ 1334.568369][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.568511][ T32] r7:dddced40 r6:83018000 r5:8511f78c r4:85099880 [ 1334.568594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.568716][ T32] r10:61c88647 r9:8512ec00 r8:850998ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.568853][ T32] r4:85099880 [ 1334.568976][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.569147][ T32] r10:00000000 r9:85099880 r8:8027ecf4 r7:eaad5e60 r6:8509f480 r5:8512ec00 [ 1334.569213][ T32] r4:00000001 [ 1334.569304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.569416][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1334.569510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.569593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.569681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.569765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.569831][ T32] r4:850a3300 [ 1334.570682][ T32] INFO: task kworker/0:268:4117 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.570800][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.570990][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.571168][ T32] Call trace: [ 1334.571269][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.571397][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.571466][ T32] r4:00000000 [ 1334.571543][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.571648][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.571733][ T32] dd20: cf57b000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.571813][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.571892][ T32] dd60: 80000013 ffffffff [ 1334.571988][ T32] r5:80000013 r4:80239bb0 [ 1334.572067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.572173][ T32] r4:82ac21e4 [ 1334.572245][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.572361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.572440][ T32] r4:e46fddc0 [ 1334.572505][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.572623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.572714][ T32] r4:00000000 [ 1334.572772][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.572883][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.572952][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.573051][ T32] r5:00001000 r4:e042b000 [ 1334.573141][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.573242][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.573339][ T32] r5:8502278c r4:85022400 [ 1334.573394][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.573511][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.573571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.573687][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.573767][ T32] r4:84753d00 [ 1334.573862][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.573986][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.574053][ T32] r4:00000001 [ 1334.574127][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.574244][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.574327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.574404][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.574471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.574538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.574593][ T32] r4:844bb340 [ 1334.574651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.599851][ T32] INFO: task kworker/0:269:4119 blocked for more than 461 seconds. [ 1334.600064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.600152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.600207][ T32] task:kworker/0:269 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.600471][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.600644][ T32] Call trace: [ 1334.600738][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.600869][ T32] r10:829187f4 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:8512b000 [ 1334.600931][ T32] r4:8512b000 [ 1334.601012][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.601189][ T32] r5:8512b000 r4:829187f0 [ 1334.601330][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.601450][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.601565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1334.601641][ T32] r4:00000000 [ 1334.601733][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.601871][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.602027][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.602158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095140 [ 1334.602218][ T32] r4:00000000 [ 1334.602265][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.602394][ T32] r9:83018005 r8:8512b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1334.602458][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.602566][ T32] r5:00001000 r4:e037f000 [ 1334.602622][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.602740][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.602924][ T32] r5:8515ef8c r4:8515ec00 [ 1334.602998][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.603187][ T32] r7:dddced40 r6:83018000 r5:8515ef8c r4:85099900 [ 1334.603265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.603765][ T32] r4:00000001 [ 1334.603838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.603942][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1334.604035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.604153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.604270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.604345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.604409][ T32] r4:850a3300 [ 1334.624190][ T32] INFO: task kworker/0:269:4119 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.624400][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.624606][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.629854][ T32] Call trace: [ 1334.629984][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.630150][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.630226][ T32] r4:00000000 [ 1334.630288][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.630392][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.630495][ T32] dd20: cfad7000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.630578][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.630649][ T32] dd60: 80000013 ffffffff [ 1334.630718][ T32] r5:80000013 r4:80239bb0 [ 1334.630809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.630952][ T32] r4:82ac21e4 [ 1334.631006][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.631190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.631273][ T32] r4:e46fddc0 [ 1334.631455][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.631599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.631743][ T32] r4:00000000 [ 1334.631807][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.631921][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.632003][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.632113][ T32] r5:00001000 r4:e042b000 [ 1334.632176][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.632961][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1334.633516][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 5 printk messages dropped ** [ 1334.634095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.649497][ T32] r4:85130000 ** 1 printk messages dropped ** [ 1334.649622][ T32] r5:85130000 r4:829187f0 [ 1334.649715][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.650181][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.650741][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.650857][ T32] r5:00001000 r4:dff85000 [ 1334.650953][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.651050][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.651183][ T32] r5:8515e38c r4:8515e000 [ 1334.651254][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.651366][ T32] r7:ddde2d40 r6:83018200 r5:8515e38c r4:8509f580 [ 1334.651421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.651520][ T32] r10:61c88647 r9:85130000 r8:8509f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.651569][ T32] r4:8509f580 [ 1334.651614][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.651731][ T32] r10:00000000 r9:8509f580 r8:8027ecf4 r7:eaadde60 r6:8509f600 r5:85130000 [ 1334.651798][ T32] r4:00000001 [ 1334.651844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.651932][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1334.652031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.652101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.652207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.652295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.652403][ T32] r4:850a1a40 [ 1334.653251][ T32] INFO: task kworker/1:230:4120 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.653403][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.653565][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.653690][ T32] Call trace: [ 1334.653770][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.653883][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.653944][ T32] r4:00000000 [ 1334.654008][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.654106][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.654192][ T32] dd20: cfe20000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.654301][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.654377][ T32] dd60: 80000013 ffffffff [ 1334.654478][ T32] r5:80000013 r4:80239bb0 [ 1334.654540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.654646][ T32] r4:82ac21e4 [ 1334.675483][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.675749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.675831][ T32] r4:e46fddc0 [ 1334.675890][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.675999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.676124][ T32] r4:00000000 [ 1334.676220][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.676361][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.676441][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.676560][ T32] r5:00001000 r4:e042b000 [ 1334.676617][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.676747][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.676866][ T32] r5:8502278c r4:85022400 [ 1334.676923][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.677047][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.677152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.677277][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.677363][ T32] r4:84753d00 [ 1334.677437][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.677549][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.677611][ T32] r4:00000001 [ 1334.677678][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.677792][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.677867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.677946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.678147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.678210][ T32] r4:844bb340 [ 1334.678319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.678409][ T32] INFO: task kworker/1:231:4121 blocked for more than 461 seconds. [ 1334.678497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.678563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.678669][ T32] task:kworker/1:231 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.678820][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.678963][ T32] Call trace: [ 1334.679107][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.679258][ T32] r10:829187f4 r9:eaaf5d84 r8:00000002 r7:60000013 r6:eaaf5d8c r5:85130c00 [ 1334.679349][ T32] r4:85130c00 [ 1334.679416][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.679524][ T32] r5:85130c00 r4:829187f0 [ 1334.679594][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.679700][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.679827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 [ 1334.679910][ T32] r4:00000000 [ 1334.679997][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.680105][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.680217][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.680384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a1280 [ 1334.680459][ T32] r4:00000000 [ 1334.680568][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.680688][ T32] r9:83018205 r8:85130c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.680743][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.680844][ T32] r5:00001000 r4:dffc7000 [ 1334.680933][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.681032][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.681173][ T32] r5:8515e78c r4:8515e400 [ 1334.681233][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.681342][ T32] r7:ddde2d40 r6:83018200 r5:8515e78c r4:8509f680 [ 1334.681397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.681534][ T32] r10:61c88647 r9:85130c00 r8:8509f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.681619][ T32] r4:8509f680 [ 1334.681670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1334.682033][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) ** 6 printk messages dropped ** [ 1334.683451][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.684586][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.710449][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1334.710851][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1334.711342][ T32] r5:8502278c r4:85022400 [ 1334.711415][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.711537][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.711588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.711705][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.711758][ T32] r4:84753d00 [ 1334.711806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.711914][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.711993][ T32] r4:00000001 [ 1334.712061][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.712163][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.712237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.712313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.712384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.712470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.712558][ T32] r4:844bb340 [ 1334.712658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.712758][ T32] INFO: task kworker/1:232:4122 blocked for more than 461 seconds. [ 1334.712839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.712900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.712954][ T32] task:kworker/1:232 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.713082][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.713253][ T32] Call trace: [ 1334.713328][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.713459][ T32] r10:829187f4 r9:eaaf9d84 r8:00000002 r7:60000113 r6:eaaf9d8c r5:85131800 [ 1334.713522][ T32] r4:85131800 [ 1334.713572][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.713688][ T32] r5:85131800 r4:829187f0 [ 1334.713758][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.713861][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.713993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1334.714059][ T32] r4:00000000 [ 1334.714122][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.714220][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.714318][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.714424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095580 [ 1334.714497][ T32] r4:00000000 [ 1334.714546][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.714680][ T32] r9:83018205 r8:85131800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.714782][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.729980][ T32] r5:8515f78c r4:8515f400 ** 4 printk messages dropped ** [ 1334.730373][ T32] r4:8509f780 ** 4 printk messages dropped ** [ 1334.730754][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) ** 5 printk messages dropped ** [ 1334.732079][ T32] INFO: task kworker/1:232:4122 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 9 printk messages dropped ** [ 1334.733055][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1334.733616][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1334.734073][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.753900][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.753986][ T32] r4:84753d00 [ 1334.754045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.754183][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.754247][ T32] r4:00000001 [ 1334.754311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.754472][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.754554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.754651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.760086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.760229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.760274][ T32] r4:844bb340 [ 1334.760341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.760402][ T32] INFO: task kworker/1:233:4124 blocked for more than 461 seconds. [ 1334.760458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.760502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.760538][ T32] task:kworker/1:233 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.760820][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.760942][ T32] Call trace: [ 1334.761186][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.761286][ T32] r10:829187f4 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:85133000 [ 1334.761327][ T32] r4:85133000 [ 1334.761387][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.761493][ T32] r5:85133000 r4:829187f0 [ 1334.761543][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.761650][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.761760][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1334.761802][ T32] r4:00000000 [ 1334.761858][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.761930][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.761999][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.762115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ab000 [ 1334.762161][ T32] r4:00000000 [ 1334.762304][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.762395][ T32] r9:83018205 r8:85133000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1334.762434][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.762508][ T32] r5:00001000 r4:e034d000 [ 1334.762708][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.762809][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.762926][ T32] r5:8515eb8c r4:8515e800 ** 1 printk messages dropped ** [ 1334.763073][ T32] r7:ddde2d40 r6:83018200 r5:8515eb8c r4:8509f880 ** 7 printk messages dropped ** [ 1334.763752][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) ** 4 printk messages dropped ** [ 1334.764044][ T32] r4:850a1c40 ** 1 printk messages dropped ** [ 1334.783336][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.783884][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.784176][ T32] Call trace: [ 1334.784266][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.784405][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.784464][ T32] r4:00000000 [ 1334.784516][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.784608][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.795572][ T32] dd20: d0754000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.795742][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.795804][ T32] dd60: 80000013 ffffffff [ 1334.795869][ T32] r5:80000013 r4:80239bb0 [ 1334.795919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.796039][ T32] r4:82ac21e4 [ 1334.796130][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.796263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.796338][ T32] r4:e46fddc0 [ 1334.796418][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.796545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.796660][ T32] r4:00000000 [ 1334.796725][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.796829][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.796906][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.797057][ T32] r5:00001000 r4:e042b000 [ 1334.797163][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.797249][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.797416][ T32] r5:8502278c r4:85022400 [ 1334.797521][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.797629][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.797755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.798234][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 9 printk messages dropped ** [ 1334.799011][ T32] INFO: task kworker/0:270:4125 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.799837][ T32] r4:85133c00 ** 1 printk messages dropped ** [ 1334.800096][ T32] r5:85133c00 r4:829187f0 [ 1334.800194][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.800656][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.801521][ T32] r5:00001000 r4:e0673000 ** 4 printk messages dropped ** [ 1334.801909][ T32] r7:dddced40 r6:83018000 r5:8511fb8c r4:85099980 ** 5 printk messages dropped ** [ 1334.802447][ T32] r4:00000001 [ 1334.802506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.802592][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1334.802686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.802854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.802926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.802995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.803049][ T32] r4:850a3300 [ 1334.803967][ T32] INFO: task kworker/0:270:4125 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.804055][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.804193][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.804295][ T32] Call trace: [ 1334.804386][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.804502][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.804622][ T32] r4:00000000 [ 1334.825383][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.825605][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.825687][ T32] dd20: d0d33000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.825757][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.825815][ T32] dd60: 80000013 ffffffff [ 1334.825878][ T32] r5:80000013 r4:80239bb0 [ 1334.825924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.826011][ T32] r4:82ac21e4 [ 1334.826067][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.826212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.826274][ T32] r4:e46fddc0 [ 1334.826321][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.826441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.826495][ T32] r4:00000000 [ 1334.826543][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.826650][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.826705][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.826809][ T32] r5:00001000 r4:e042b000 [ 1334.826861][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.826950][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.827057][ T32] r5:8502278c r4:85022400 [ 1334.827144][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.827265][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.827319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.827432][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1334.827878][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 6 printk messages dropped ** [ 1334.828438][ T32] INFO: task kworker/1:234:4128 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.829584][ T32] r5:85135400 r4:829187f0 [ 1334.829633][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.829833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 ** 9 printk messages dropped ** [ 1334.830909][ T32] r5:00001000 r4:e0573000 ** 6 printk messages dropped ** [ 1334.831625][ T32] r10:61c88647 r9:85135400 r8:8509fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.832294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.833719][ T32] Call trace: [ 1334.833795][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.833907][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.833964][ T32] r4:00000000 [ 1334.834036][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.834185][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.834265][ T32] dd20: d0d33000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.834337][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.834415][ T32] dd60: 80000013 ffffffff [ 1334.834527][ T32] r5:80000013 r4:80239bb0 [ 1334.834590][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.834758][ T32] r4:82ac21e4 [ 1334.855702][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.855869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.855928][ T32] r4:e46fddc0 [ 1334.855976][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.856099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.856174][ T32] r4:00000000 [ 1334.856233][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.856350][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.856410][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.856515][ T32] r5:00001000 r4:e042b000 [ 1334.856580][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.856671][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.856769][ T32] r5:8502278c r4:85022400 [ 1334.856846][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.856965][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.857022][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.857163][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.857221][ T32] r4:84753d00 [ 1334.857275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.857375][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1334.857450][ T32] r4:00000001 [ 1334.857508][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.857591][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1334.857661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.857727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.857832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.857962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.858058][ T32] r4:844bb340 [ 1334.858199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.858273][ T32] INFO: task kworker/1:235:4131 blocked for more than 461 seconds. [ 1334.858347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.858441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.858526][ T32] task:kworker/1:235 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.858744][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.859124][ T32] r4:85132400 ** 1 printk messages dropped ** [ 1334.859269][ T32] r5:85132400 r4:829187f0 [ 1334.859323][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.859576][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.859984][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.860439][ T32] r5:00001000 r4:e0641000 [ 1334.860518][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.860612][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.860705][ T32] r5:8516c38c r4:8516c000 [ 1334.860756][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.860910][ T32] r7:ddde2d40 r6:83018200 r5:8516c38c r4:8509fb00 [ 1334.860975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.861081][ T32] r10:61c88647 r9:85132400 r8:8509fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.861219][ T32] r4:8509fb00 [ 1334.861400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.861512][ T32] r10:00000000 r9:8509fb00 r8:8027ecf4 r7:eaaf9e60 r6:8509fb80 r5:85132400 [ 1334.861634][ T32] r4:00000001 [ 1334.861689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.861799][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1334.861870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.861970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.862041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.862118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.862181][ T32] r4:850953c0 [ 1334.863039][ T32] INFO: task kworker/1:235:4131 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.863129][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.863266][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.863373][ T32] Call trace: [ 1334.863448][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.863595][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.863689][ T32] r4:00000000 [ 1334.863745][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.863841][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.863911][ T32] dd20: d1013000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 6 printk messages dropped ** [ 1334.864474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 5 printk messages dropped ** [ 1334.890573][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 1334.891332][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 7 printk messages dropped ** [ 1334.892013][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 3 printk messages dropped ** [ 1334.892391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.893532][ T32] r4:85136000 ** 1 printk messages dropped ** [ 1334.893722][ T32] r5:85136000 r4:829187f0 [ 1334.893820][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.894137][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.894423][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1334.907883][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.908159][ T32] r5:00001000 r4:e05af000 [ 1334.908234][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.908329][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.908544][ T32] r5:8515fb8c r4:8515f800 [ 1334.908634][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.908747][ T32] r7:ddde2d40 r6:83018200 r5:8515fb8c r4:8509fc00 [ 1334.908802][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.908945][ T32] r10:61c88647 r9:85136000 r8:8509fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.909066][ T32] r4:8509fc00 [ 1334.909205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.909452][ T32] r10:00000000 r9:8509fc00 r8:8027ecf4 r7:eab05e60 r6:8509fc80 r5:85136000 [ 1334.909529][ T32] r4:00000001 [ 1334.909583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.909708][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1334.909823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.910114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.910196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.910312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.910377][ T32] r4:85095700 [ 1334.911300][ T32] INFO: task kworker/1:236:4133 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.911405][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.911562][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.911673][ T32] Call trace: [ 1334.911752][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.911912][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.912003][ T32] r4:00000000 [ 1334.912062][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.912203][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.912284][ T32] dd20: d1371000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.912360][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.912457][ T32] dd60: 80000013 ffffffff [ 1334.912533][ T32] r5:80000013 r4:80239bb0 [ 1334.912588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.912688][ T32] r4:82ac21e4 [ 1334.912776][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.912888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1334.912947][ T32] r4:e46fddc0 [ 1334.912998][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.913156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1334.913218][ T32] r4:00000000 [ 1334.913300][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.913419][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.913506][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.913618][ T32] r5:00001000 r4:e042b000 [ 1334.913706][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.913888][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.914008][ T32] r5:8502278c r4:85022400 [ 1334.914062][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.914184][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1334.914289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.914442][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.914547][ T32] r4:84753d00 [ 1334.914785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.940790][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 3 printk messages dropped ** [ 1334.941512][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.942667][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.943806][ T32] r5:85136c00 r4:829187f0 [ 1334.943863][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.944238][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.944358][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1334.944418][ T32] r4:00000000 [ 1334.944542][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1334.944643][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1334.960127][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1334.960316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850957c0 [ 1334.960383][ T32] r4:00000000 [ 1334.960448][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1334.960567][ T32] r9:83018205 r8:85136c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.960624][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.960734][ T32] r5:00001000 r4:e05db000 [ 1334.960821][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1334.960924][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.961195][ T32] r5:8515ff8c r4:8515fc00 [ 1334.961264][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.961381][ T32] r7:ddde2d40 r6:83018200 r5:8515ff8c r4:8509fd00 [ 1334.961438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.961588][ T32] r10:61c88647 r9:85136c00 r8:8509fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1334.962228][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.962418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.962567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.962669][ T32] r4:850953c0 [ 1334.963604][ T32] INFO: task kworker/1:237:4135 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1334.963710][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.963897][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.964009][ T32] Call trace: [ 1334.964088][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1334.964220][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1334.964279][ T32] r4:00000000 [ 1334.964330][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.964428][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1334.964500][ T32] dd20: d1ad9000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1334.964574][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1334.964729][ T32] dd60: 80000013 ffffffff [ 1334.980047][ T32] r5:80000013 r4:80239bb0 [ 1334.980218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.980382][ T32] r4:82ac21e4 [ 1334.980439][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.980589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 2 printk messages dropped ** [ 1334.980822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 12 printk messages dropped ** [ 1334.982044][ T32] r4:84753d00 ** 7 printk messages dropped ** [ 1334.982697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.983243][ T32] task:kworker/1:238 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.983428][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.983605][ T32] Call trace: [ 1334.983724][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1334.983848][ T32] r10:829187f4 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:85134800 [ 1334.983967][ T32] r4:85134800 [ 1334.984028][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1334.984138][ T32] r5:85134800 r4:829187f0 [ 1334.984187][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.984315][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.984439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1334.984522][ T32] r4:00000000 [ 1334.984602][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.004134][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.004457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095980 ** 9 printk messages dropped ** [ 1335.006064][ T32] r7:ddde2d40 r6:83018200 r5:847c438c r4:8509fe00 [ 1335.006148][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.006319][ T32] r10:61c88647 r9:85134800 r8:8509fe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.006382][ T32] r4:8509fe00 [ 1335.006486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.006599][ T32] r10:00000000 r9:8509fe00 r8:8027ecf4 r7:eab05e60 r6:8509fe80 r5:85134800 [ 1335.006758][ T32] r4:00000001 [ 1335.006845][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.006963][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1335.007038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.007134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.007230][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.007313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.007383][ T32] r4:850953c0 [ 1335.008225][ T32] INFO: task kworker/1:238:4137 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.008319][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.008475][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.008700][ T32] Call trace: [ 1335.008790][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.008909][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.008965][ T32] r4:00000000 [ 1335.009013][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.009141][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.009257][ T32] dd20: d1d60000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.009339][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.009401][ T32] dd60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1335.009796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.009850][ T32] r4:e46fddc0 [ 1335.009923][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.010097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.010203][ T32] r4:00000000 [ 1335.010258][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.010367][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.010455][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.010557][ T32] r5:00001000 r4:e042b000 [ 1335.010607][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.010901][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.011883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.012612][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.013059][ T32] r4:8512e000 [ 1335.013162][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.013274][ T32] r5:8512e000 r4:829187f0 [ 1335.013390][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.013539][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.013682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1335.013749][ T32] r4:00000000 [ 1335.013832][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.013931][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.014036][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.014148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095f00 [ 1335.014205][ T32] r4:00000000 [ 1335.014276][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.014386][ T32] r9:83018205 r8:8512e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1335.014438][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.014534][ T32] r5:00001000 r4:ea7a3000 [ 1335.014581][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.049073][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.049362][ T32] r5:8516cb8c r4:8516c800 [ 1335.049458][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.049617][ T32] r7:ddde2d40 r6:83018200 r5:8516cb8c r4:8509ff00 [ 1335.049678][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.049794][ T32] r10:61c88647 r9:8512e000 r8:8509ff2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.049851][ T32] r4:8509ff00 ** 1 printk messages dropped ** [ 1335.050018][ T32] r10:00000000 r9:8509ff00 r8:8027ecf4 r7:eab05e60 r6:8509ff80 r5:8512e000 ** 5 printk messages dropped ** [ 1335.050549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.052348][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 ** 10 printk messages dropped ** [ 1335.053302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 6 printk messages dropped ** [ 1335.053925][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.070813][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1335.071423][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.071977][ T32] INFO: task kworker/1:240:4141 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.072931][ T32] r4:85138000 [ 1335.072983][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.073168][ T32] r5:85138000 r4:829187f0 [ 1335.073260][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.073421][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.073548][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1335.073659][ T32] r4:00000000 [ 1335.073749][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.073853][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.073949][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.074082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095c80 [ 1335.074160][ T32] r4:00000000 [ 1335.074240][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.074368][ T32] r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1335.074425][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.074525][ T32] r5:00001000 r4:e0659000 [ 1335.074614][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.090101][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.090314][ T32] r5:8516c78c r4:8516c400 [ 1335.090392][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.090523][ T32] r7:ddde2d40 r6:83018200 r5:8516c78c r4:85086000 [ 1335.090600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.090724][ T32] r10:61c88647 r9:85138000 r8:8508602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.090782][ T32] r4:85086000 [ 1335.090834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.090970][ T32] r10:00000000 r9:85086000 r8:8027ecf4 r7:eab15e60 r6:85086080 r5:85138000 [ 1335.091045][ T32] r4:00000001 [ 1335.091124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.091220][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) ** 2 printk messages dropped ** [ 1335.091447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.093372][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 7 printk messages dropped ** [ 1335.094091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 7 printk messages dropped ** [ 1335.110097][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1335.110649][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 7 printk messages dropped ** [ 1335.111375][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 8 printk messages dropped ** [ 1335.112050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.113076][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.114775][ T32] r7:dddced40 r6:83018000 r5:851d438c r4:85099a00 ** 1 printk messages dropped ** [ 1335.135605][ T32] r10:61c88647 r9:85138c00 r8:85099a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.135687][ T32] r4:85099a00 [ 1335.135738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.135865][ T32] r10:00000000 r9:85099a00 r8:8027ecf4 r7:eaae9e60 r6:85086100 r5:85138c00 [ 1335.135925][ T32] r4:00000001 [ 1335.135972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.136055][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) [ 1335.136133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.136196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.136369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.136510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.136572][ T32] r4:850a3880 [ 1335.137388][ T32] INFO: task kworker/0:271:4143 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.137500][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.137640][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.137785][ T32] Call trace: [ 1335.137883][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.138016][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.138094][ T32] r4:00000000 [ 1335.138164][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.138256][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.138388][ T32] dd20: d2e64000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.138507][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.138600][ T32] dd60: 80000013 ffffffff [ 1335.138676][ T32] r5:80000013 r4:80239bb0 [ 1335.138732][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.138835][ T32] r4:82ac21e4 [ 1335.138890][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.138992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.139072][ T32] r4:e46fddc0 [ 1335.139147][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.139263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.139330][ T32] r4:00000000 [ 1335.139382][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.139604][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 1335.140494][ T32] r4:84753d00 ** 8 printk messages dropped ** [ 1335.141321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.142486][ T32] r5:8513a400 r4:829187f0 [ 1335.142573][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.142790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1335.142874][ T32] r4:00000000 [ 1335.142932][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.143054][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.143190][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.143304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b400 [ 1335.143374][ T32] r4:00000000 [ 1335.143436][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.143544][ T32] r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.143609][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.143708][ T32] r5:00001000 r4:ea837000 [ 1335.143761][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.143852][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.143949][ T32] r5:8516d78c r4:8516d400 [ 1335.143998][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.144103][ T32] r7:ddde2d40 r6:83018200 r5:8516d78c r4:85086180 ** 1 printk messages dropped ** [ 1335.144303][ T32] r10:61c88647 r9:8513a400 r8:850861ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1335.166850][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1335.166967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.167048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.167135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.167293][ T32] r4:85095d80 [ 1335.168089][ T32] INFO: task kworker/1:241:4145 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.168206][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.169284][ T32] dd60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1335.169987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 7 printk messages dropped ** [ 1335.170700][ T32] r5:8502278c r4:85022400 ** 5 printk messages dropped ** [ 1335.171191][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1335.172185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.173010][ T32] r5:848cb000 r4:829187f0 [ 1335.173060][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.173215][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.173326][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1335.173385][ T32] r4:00000000 [ 1335.173434][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.173522][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.173631][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.173736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b1c0 [ 1335.173805][ T32] r4:00000000 [ 1335.173857][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.173959][ T32] r9:83018205 r8:848cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1335.174009][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.174102][ T32] r5:00001000 r4:ea7bd000 [ 1335.174184][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.174280][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.174389][ T32] r5:8516cf8c r4:8516cc00 ** 6 printk messages dropped ** [ 1335.203872][ T32] r10:00000000 r9:85086280 r8:8027ecf4 r7:eab25e60 r6:85099a80 r5:848cb000 ** 10 printk messages dropped ** [ 1335.211030][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1335.212424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 9 printk messages dropped ** [ 1335.213256][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.213801][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.214452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.229819][ T32] r4:848c8c00 ** 1 printk messages dropped ** [ 1335.229988][ T32] r5:848c8c00 r4:829187f0 [ 1335.230063][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.230342][ T32] r4:00000000 [ 1335.230391][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.230482][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.230573][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.230703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b2c0 [ 1335.230802][ T32] r4:00000000 [ 1335.230859][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.230993][ T32] r9:83018205 r8:848c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.231046][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.231151][ T32] r5:00001000 r4:ea813000 [ 1335.231209][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.231302][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.231403][ T32] r5:8516d38c r4:8516d000 [ 1335.231495][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.231646][ T32] r7:ddde2d40 r6:83018200 r5:8516d38c r4:85086300 [ 1335.231751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.231875][ T32] r10:61c88647 r9:848c8c00 r8:8508632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.231937][ T32] r4:85086300 [ 1335.231988][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.232094][ T32] r10:00000000 r9:85086300 r8:8027ecf4 r7:eab25e60 r6:85099b00 r5:848c8c00 [ 1335.232159][ T32] r4:00000001 [ 1335.232209][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1335.232358][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.234179][ T32] r4:00000000 [ 1335.234244][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.234342][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.234417][ T32] dd20: d3471000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.234488][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.234546][ T32] dd60: 80000013 ffffffff [ 1335.234604][ T32] r5:80000013 r4:80239bb0 [ 1335.234653][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.254523][ T32] r4:82ac21e4 [ 1335.255438][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.255616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.255682][ T32] r4:e46fddc0 [ 1335.255737][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.255848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.255907][ T32] r4:00000000 [ 1335.255959][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.256072][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.256127][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.256359][ T32] r5:00001000 r4:e042b000 [ 1335.256431][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.256520][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.256650][ T32] r5:8502278c r4:85022400 [ 1335.256711][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.256857][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.256930][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.257057][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.257210][ T32] r4:84753d00 [ 1335.257309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.257456][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.257527][ T32] r4:00000001 [ 1335.257581][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.257980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.258879][ T32] r4:848cd400 ** 1 printk messages dropped ** [ 1335.259058][ T32] r5:848cd400 r4:829187f0 ** 2 printk messages dropped ** [ 1335.259351][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [ 1335.259427][ T32] r4:00000000 [ 1335.259502][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.259599][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.259684][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.259786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c880 [ 1335.259842][ T32] r4:00000000 [ 1335.259889][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.259994][ T32] r9:83018005 r8:848cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.260060][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.260154][ T32] r5:00001000 r4:ea9fb000 [ 1335.260203][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.260313][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.260445][ T32] r5:8511ff8c r4:8511fc00 [ 1335.260512][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.260622][ T32] r7:dddced40 r6:83018000 r5:8511ff8c r4:85099b80 [ 1335.260676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.260783][ T32] r10:61c88647 r9:848cd400 r8:85099bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.260841][ T32] r4:85099b80 [ 1335.260890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.261023][ T32] r10:00000000 r9:85099b80 r8:8027ecf4 r7:eab21e60 r6:85099c00 r5:848cd400 [ 1335.261088][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.261264][ T32] Exception stack(0xeab3dfb0 to 0xeab3dff8) ** 7 printk messages dropped ** [ 1335.262723][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.262958][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.263003][ T32] r4:00000000 [ 1335.263041][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.263135][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.263193][ T32] dd20: d3867000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.263245][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.263296][ T32] dd60: 80000013 ffffffff [ 1335.263339][ T32] r5:80000013 r4:80239bb0 [ 1335.263390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.263462][ T32] r4:82ac21e4 [ 1335.263498][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.263572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.263611][ T32] r4:e46fddc0 [ 1335.263645][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.263734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.263776][ T32] r4:00000000 [ 1335.263811][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.263892][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.263928][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.263999][ T32] r5:00001000 r4:e042b000 [ 1335.264037][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.264230][ T32] r5:8502278c r4:85022400 ** 5 printk messages dropped ** [ 1335.302587][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.303335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.304358][ T32] r4:848ce000 ** 1 printk messages dropped ** [ 1335.304558][ T32] r5:848ce000 r4:829187f0 [ 1335.310233][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.310531][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.310676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1335.310741][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.311103][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.312042][ T32] r5:8516df8c r4:8516dc00 ** 4 printk messages dropped ** [ 1335.312454][ T32] r4:85086380 ** 6 printk messages dropped ** [ 1335.313015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.335940][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.336473][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.336814][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1335.337606][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.337688][ T32] r5:00001000 r4:e042b000 [ 1335.337991][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.338084][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.338162][ T32] r5:8502278c r4:85022400 [ 1335.338216][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.338333][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.338401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.338485][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.338523][ T32] r4:84753d00 [ 1335.338557][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.338650][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.338693][ T32] r4:00000001 [ 1335.338727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.338786][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.338851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.338940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.339017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.339158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.339201][ T32] r4:844bb340 [ 1335.339261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.339373][ T32] INFO: task kworker/1:245:4153 blocked for more than 461 seconds. [ 1335.339460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.339508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.339546][ T32] task:kworker/1:245 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.339641][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.339775][ T32] Call trace: [ 1335.339833][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.339918][ T32] r10:829187f4 r9:eab45d84 r8:00000002 r7:60000013 r6:eab45d8c r5:848cbc00 [ 1335.339958][ T32] r4:848cbc00 [ 1335.339991][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.340065][ T32] r5:848cbc00 r4:829187f0 [ 1335.340126][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.340201][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.340289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1335.340356][ T32] r4:00000000 [ 1335.340394][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.340488][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.340581][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.340684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b540 [ 1335.340756][ T32] r4:00000000 [ 1335.340793][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.340927][ T32] r9:83018205 r8:848cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1335.340967][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.341044][ T32] r5:00001000 r4:ea84b000 [ 1335.341079][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.341241][ T32] r5:8516db8c r4:8516d800 ** 7 printk messages dropped ** [ 1335.341781][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.341904][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1335.342012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.342094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.342147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.342199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.342238][ T32] r4:8508b480 [ 1335.342982][ T32] INFO: task kworker/1:245:4153 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.343048][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.343179][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.343254][ T32] Call trace: [ 1335.343326][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.343434][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.343478][ T32] r4:00000000 [ 1335.343512][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.343579][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.343631][ T32] dd20: d3e2f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.343681][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.343722][ T32] dd60: 80000013 ffffffff [ 1335.343764][ T32] r5:80000013 r4:80239bb0 [ 1335.343798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.343877][ T32] r4:82ac21e4 [ 1335.343915][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.344013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.344097][ T32] r4:e46fddc0 [ 1335.344135][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.344211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.344249][ T32] r4:00000000 [ 1335.344294][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.344415][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.344495][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1335.376107][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1335.377121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.378076][ T32] r5:848cc800 r4:829187f0 [ 1335.378112][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.378353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 ** 8 printk messages dropped ** [ 1335.379021][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.379640][ T32] r4:85086480 [ 1335.379690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.379771][ T32] r10:00000000 r9:85086480 r8:8027ecf4 r7:eab41e60 r6:85099d80 r5:848cc800 [ 1335.379810][ T32] r4:00000001 [ 1335.379856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.379919][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1335.379965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.380017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.380065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.380117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.380157][ T32] r4:8508b3c0 [ 1335.380898][ T32] INFO: task kworker/1:246:4155 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.380963][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.381128][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.381224][ T32] Call trace: [ 1335.381292][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.381379][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.381435][ T32] r4:00000000 [ 1335.381534][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.381633][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.381702][ T32] dd20: d4067000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.381756][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.381798][ T32] dd60: 80000013 ffffffff [ 1335.381840][ T32] r5:80000013 r4:80239bb0 [ 1335.381902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.382000][ T32] r4:82ac21e4 [ 1335.382043][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.382120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.382211][ T32] r4:e46fddc0 [ 1335.382255][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.382342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.382410][ T32] r4:00000000 [ 1335.382463][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.382545][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.382582][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.382655][ T32] r5:00001000 r4:e042b000 [ 1335.382690][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.382757][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.382828][ T32] r5:8502278c r4:85022400 [ 1335.382862][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.383117][ T32] r4:84753d00 [ 1335.383150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.383229][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.383294][ T32] r4:00000001 [ 1335.383341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.383402][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.383462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.383516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.383563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.383642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.383685][ T32] r4:844bb340 [ 1335.383746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.383793][ T32] INFO: task kworker/1:247:4158 blocked for more than 461 seconds. [ 1335.383844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.383913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.383951][ T32] task:kworker/1:247 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.384064][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.384149][ T32] Call trace: [ 1335.384202][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.384291][ T32] r10:829187f4 r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:848cec00 [ 1335.384335][ T32] r4:848cec00 [ 1335.384398][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.384516][ T32] r5:848cec00 r4:829187f0 [ 1335.384572][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.399104][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.399306][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1335.399370][ T32] r4:00000000 [ 1335.399422][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.399522][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.399625][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.400070][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.400845][ T32] r10:61c88647 r9:848cec00 r8:8508652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1335.401528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.403031][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.403811][ T32] dd60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.404246][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1335.404460][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.426118][ T32] r5:8502278c r4:85022400 [ 1335.426176][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.426309][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.426391][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.426511][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.426568][ T32] r4:84753d00 [ 1335.426641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.426754][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.426812][ T32] r4:00000001 [ 1335.426858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.426949][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.427033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.427109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.427178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.427249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.427333][ T32] r4:844bb340 [ 1335.427466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.427553][ T32] INFO: task kworker/1:248:4159 blocked for more than 461 seconds. [ 1335.427630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.427694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.427753][ T32] task:kworker/1:248 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.427959][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.428551][ T32] r5:848c9800 r4:829187f0 [ 1335.428623][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1335.429496][ T32] r9:83018205 r8:848c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 11 printk messages dropped ** [ 1335.430551][ T32] r10:00000000 r9:85086580 r8:8027ecf4 r7:eab51e60 r6:85099e80 r5:848c9800 ** 11 printk messages dropped ** [ 1335.432490][ T32] Call trace: ** 8 printk messages dropped ** [ 1335.433253][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1335.433991][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.463407][ T32] r5:8502278c r4:85022400 ** 9 printk messages dropped ** [ 1335.464490][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 8 printk messages dropped ** [ 1335.470341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.471033][ T32] r5:844a8000 r4:829187f0 ** 3 printk messages dropped ** [ 1335.471301][ T32] r4:00000000 [ 1335.471356][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.471429][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.471497][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.471589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bfc0 [ 1335.471633][ T32] r4:00000000 [ 1335.471675][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.471814][ T32] r9:83018205 r8:844a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.471857][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.471944][ T32] r5:00001000 r4:ea98b000 [ 1335.471984][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.472057][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.472132][ T32] r5:8516fb8c r4:8516f800 [ 1335.472184][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.472280][ T32] r7:ddde2d40 r6:83018200 r5:8516fb8c r4:85086600 [ 1335.472334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.472420][ T32] r10:61c88647 r9:844a8000 r8:8508662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.472461][ T32] r4:85086600 [ 1335.472496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.472592][ T32] r10:00000000 r9:85086600 r8:8027ecf4 r7:eab51e60 r6:85099f00 r5:844a8000 [ 1335.472635][ T32] r4:00000001 [ 1335.472669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.472732][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1335.472781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.472832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.472880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.472933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.473029][ T32] r4:8508b9c0 [ 1335.473802][ T32] INFO: task kworker/1:249:4163 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.473869][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.474055][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.474163][ T32] Call trace: [ 1335.474345][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.474464][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.474519][ T32] r4:00000000 [ 1335.474584][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.490416][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.490569][ T32] dd20: d4649000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.490668][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.490750][ T32] dd60: 80000013 ffffffff [ 1335.490923][ T32] r5:80000013 r4:80239bb0 [ 1335.491010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1335.491717][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.492427][ T32] r5:8502278c r4:85022400 ** 1 printk messages dropped ** [ 1335.492634][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 7 printk messages dropped ** [ 1335.493337][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 3 printk messages dropped ** [ 1335.493621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1335.494208][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.494321][ T32] Call trace: [ 1335.494415][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.494549][ T32] r10:829187f4 r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:844a8c00 [ 1335.515532][ T32] r4:844a8c00 [ 1335.515723][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.515867][ T32] r5:844a8c00 r4:829187f0 [ 1335.515913][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.516006][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.516115][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1335.516161][ T32] r4:00000000 [ 1335.516199][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.516277][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.516351][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.516430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bbc0 [ 1335.516495][ T32] r4:00000000 [ 1335.516545][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.516651][ T32] r9:83018205 r8:844a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1335.516724][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.516812][ T32] r5:00001000 r4:ea965000 [ 1335.516848][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.516919][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.517011][ T32] r5:8516ef8c r4:8516ec00 [ 1335.517053][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.517158][ T32] r7:ddde2d40 r6:83018200 r5:8516ef8c r4:85086680 [ 1335.517195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.517280][ T32] r10:61c88647 r9:844a8c00 r8:850866ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.517348][ T32] r4:85086680 [ 1335.517417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.517562][ T32] r10:00000000 r9:85086680 r8:8027ecf4 r7:eab61e60 r6:85099f80 r5:844a8c00 [ 1335.517605][ T32] r4:00000001 [ 1335.517693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.517760][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) ** 2 printk messages dropped ** [ 1335.517910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.519013][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.519543][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1335.519927][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1335.520327][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.520956][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1335.521283][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 2 printk messages dropped ** [ 1335.521458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.521510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.521548][ T32] r4:844bb340 [ 1335.521584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.521693][ T32] INFO: task kworker/1:251:4165 blocked for more than 462 seconds. [ 1335.521752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.521813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.521941][ T32] task:kworker/1:251 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.522054][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.522163][ T32] Call trace: [ 1335.522213][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.522302][ T32] r10:829187f4 r9:eab69d84 r8:00000002 r7:60000013 r6:eab69d8c r5:844a9800 [ 1335.522404][ T32] r4:844a9800 [ 1335.522443][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.522515][ T32] r5:844a9800 r4:829187f0 [ 1335.522616][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.522691][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.522775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1335.522850][ T32] r4:00000000 [ 1335.522922][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.523028][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.523098][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.523171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bd80 [ 1335.523246][ T32] r4:00000000 [ 1335.523292][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.523415][ T32] r9:83018205 r8:844a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1335.523455][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.523530][ T32] r5:00001000 r4:ea973000 [ 1335.523564][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.523666][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.523745][ T32] r5:8516f38c r4:8516f000 [ 1335.523779][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.523890][ T32] r7:ddde2d40 r6:83018200 r5:8516f38c r4:85086700 [ 1335.523963][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.524082][ T32] r10:61c88647 r9:844a9800 r8:8508672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.524125][ T32] r4:85086700 [ 1335.524159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.524236][ T32] r10:00000000 r9:85086700 r8:8027ecf4 r7:eab61e60 r6:8506f000 r5:844a9800 [ 1335.524279][ T32] r4:00000001 [ 1335.524312][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.524376][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1335.524431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.524530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.545590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.545830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1335.546846][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.547893][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.548080][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1335.548390][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.548673][ T32] r5:8502278c r4:85022400 [ 1335.548709][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.548816][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.548913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.549014][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.549058][ T32] r4:84753d00 [ 1335.549110][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.549196][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.549235][ T32] r4:00000001 [ 1335.549301][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.549425][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.549507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.549588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.549639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.549745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.549842][ T32] r4:844bb340 [ 1335.549899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.549950][ T32] INFO: task kworker/1:252:4167 blocked for more than 462 seconds. [ 1335.550009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.550055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.550118][ T32] task:kworker/1:252 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.550331][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.550435][ T32] Call trace: [ 1335.550504][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.550585][ T32] r10:829187f4 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:8513bc00 [ 1335.550625][ T32] r4:8513bc00 [ 1335.550685][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.550763][ T32] r5:8513bc00 r4:829187f0 [ 1335.550798][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.550902][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.550992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1335.551062][ T32] r4:00000000 [ 1335.551118][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.551234][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.551315][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.551391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508be80 [ 1335.551430][ T32] r4:00000000 [ 1335.551464][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.551541][ T32] r9:83018205 r8:8513bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1335.551579][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.551650][ T32] r5:00001000 r4:ea97f000 [ 1335.551683][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.551801][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.551879][ T32] r5:8516f78c r4:8516f400 [ 1335.551914][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.552020][ T32] r7:ddde2d40 r6:83018200 r5:8516f78c r4:85086780 [ 1335.552091][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.552176][ T32] r10:61c88647 r9:8513bc00 r8:850867ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.552241][ T32] r4:85086780 [ 1335.552309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.552418][ T32] r10:00000000 r9:85086780 r8:8027ecf4 r7:eab61e60 r6:85086800 r5:8513bc00 [ 1335.552462][ T32] r4:00000001 [ 1335.552524][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.552587][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1335.552660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.552713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.552834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.552892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.552932][ T32] r4:8508bc00 [ 1335.553395][ T32] INFO: task kworker/1:252:4167 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.553460][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.553574][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.553715][ T32] Call trace: [ 1335.553800][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.553911][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.553956][ T32] r4:00000000 [ 1335.554017][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.554116][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.554199][ T32] dd20: d48f4000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.554254][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.554330][ T32] dd60: 80000013 ffffffff [ 1335.554383][ T32] r5:80000013 r4:80239bb0 [ 1335.554433][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.554519][ T32] r4:82ac21e4 [ 1335.554594][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.581734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.581816][ T32] r4:e46fddc0 [ 1335.581882][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.581998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.582043][ T32] r4:00000000 [ 1335.582078][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.582189][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.582232][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.582318][ T32] r5:00001000 r4:e042b000 [ 1335.582354][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.582447][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.582532][ T32] r5:8502278c r4:85022400 [ 1335.582597][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.582737][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.582779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.582860][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.582928][ T32] r4:84753d00 [ 1335.582967][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.583071][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.583141][ T32] r4:00000001 [ 1335.583206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.583311][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.583370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.583421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.583496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.583553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1335.583984][ T32] task:kworker/1:253 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.599311][ T32] r5:8513c800 r4:829187f0 [ 1335.599368][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.599686][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.600369][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.601168][ T32] r10:61c88647 r9:8513c800 r8:850868ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1335.601682][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.603200][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.603967][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.604054][ T32] dd60: 80000013 ffffffff [ 1335.604139][ T32] r5:80000013 r4:80239bb0 [ 1335.604196][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.604300][ T32] r4:82ac21e4 [ 1335.604351][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.604451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.604507][ T32] r4:e46fddc0 [ 1335.604555][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.623438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.623556][ T32] r4:00000000 [ 1335.623638][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.623815][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.623889][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.623997][ T32] r5:00001000 r4:e042b000 [ 1335.624076][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.624178][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.624282][ T32] r5:8502278c r4:85022400 [ 1335.624331][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.624438][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.624491][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.624587][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.628676][ T32] r4:84753d00 [ 1335.628735][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.628849][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.628890][ T32] r4:00000001 [ 1335.628926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.628989][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.629244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.629377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.629449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.629526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.629582][ T32] r4:844bb340 [ 1335.629661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.629730][ T32] INFO: task kworker/1:254:4172 blocked for more than 462 seconds. [ 1335.629820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.629879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.629976][ T32] task:kworker/1:254 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.630184][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.630786][ T32] r5:8513d400 r4:829187f0 [ 1335.630840][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.631151][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.631598][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.632080][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.632484][ T32] r10:61c88647 r9:8513d400 r8:850869ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.632552][ T32] r4:85086980 [ 1335.632589][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.632669][ T32] r10:00000000 r9:85086980 r8:8027ecf4 r7:eab6de60 r6:85086a00 r5:8513d400 [ 1335.632747][ T32] r4:00000001 [ 1335.632809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.632882][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1335.632937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.633018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.633120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.633184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.633225][ T32] r4:85095fc0 [ 1335.633973][ T32] INFO: task kworker/1:254:4172 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.634051][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.634145][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.634268][ T32] Call trace: [ 1335.634339][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.634449][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.634503][ T32] r4:00000000 [ 1335.634552][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.655771][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.655891][ T32] dd20: d4f58000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.655994][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.656072][ T32] dd60: 80000013 ffffffff [ 1335.656139][ T32] r5:80000013 r4:80239bb0 [ 1335.656200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.656359][ T32] r4:82ac21e4 [ 1335.656417][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.656519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.656599][ T32] r4:e46fddc0 [ 1335.656658][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.656779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.656841][ T32] r4:00000000 [ 1335.656895][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.657002][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.657066][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.657200][ T32] r5:00001000 r4:e042b000 [ 1335.657273][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.657408][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.657515][ T32] r5:8502278c r4:85022400 [ 1335.657588][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.657708][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 1 printk messages dropped ** [ 1335.657938][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1335.658506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.659254][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.659960][ T32] r5:8513e000 r4:829187f0 [ 1335.660037][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.660135][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.660268][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1335.660345][ T32] r4:00000000 [ 1335.660400][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.660496][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.660591][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.660699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054440 [ 1335.660791][ T32] r4:00000000 [ 1335.660853][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.660981][ T32] r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1335.661051][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.661188][ T32] r5:00001000 r4:ea9d9000 [ 1335.661241][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.661335][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.661461][ T32] r5:85174f8c r4:85174c00 [ 1335.661517][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.661628][ T32] r7:ddde2d40 r6:83018200 r5:85174f8c r4:85086a80 [ 1335.661682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.661811][ T32] r10:61c88647 r9:8513e000 r8:85086aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.661879][ T32] r4:85086a80 [ 1335.661948][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.662066][ T32] r10:00000000 r9:85086a80 r8:8027ecf4 r7:eab6de60 r6:85086b00 r5:8513e000 ** 4 printk messages dropped ** [ 1335.662494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.663816][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.689833][ T32] dd60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.690426][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1335.690941][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.691777][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1335.692295][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.692896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.693757][ T32] r5:8513ec00 r4:829187f0 [ 1335.693807][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.693928][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.694067][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 1335.694130][ T32] r4:00000000 [ 1335.694184][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.694284][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.694393][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.694499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054100 [ 1335.694550][ T32] r4:00000000 [ 1335.694593][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.715596][ T32] r9:83018205 r8:8513ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1335.715694][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.715837][ T32] r5:00001000 r4:ea9bb000 [ 1335.715888][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.716005][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.716136][ T32] r5:8517478c r4:85174400 [ 1335.716192][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.716304][ T32] r7:ddde2d40 r6:83018200 r5:8517478c r4:85086b80 [ 1335.716360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.716467][ T32] r10:61c88647 r9:8513ec00 r8:85086bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.716525][ T32] r4:85086b80 [ 1335.716608][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.716726][ T32] r10:00000000 r9:85086b80 r8:8027ecf4 r7:eab79e60 r6:85086c00 r5:8513ec00 [ 1335.716782][ T32] r4:00000001 [ 1335.716834][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.716920][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1335.716990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.717070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.717166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.717239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.717296][ T32] r4:85054040 [ 1335.718118][ T32] INFO: task kworker/1:256:4175 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.718218][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.718380][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.718495][ T32] Call trace: [ 1335.718578][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.718699][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.718758][ T32] r4:00000000 [ 1335.718808][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.718932][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.719030][ T32] dd20: d52a9000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.719112][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.719193][ T32] dd60: 80000013 ffffffff [ 1335.719259][ T32] r5:80000013 r4:80239bb0 [ 1335.719346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.719511][ T32] r4:82ac21e4 [ 1335.719575][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1335.719741][ T32] r4:e46fddc0 ** 6 printk messages dropped ** [ 1335.720408][ T32] r5:00001000 r4:e042b000 ** 3 printk messages dropped ** [ 1335.720717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.721589][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.722264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1335.722861][ T32] r4:8513b000 [ 1335.722914][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.723023][ T32] r5:8513b000 r4:829187f0 [ 1335.723079][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.723179][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.723292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1335.723370][ T32] r4:00000000 [ 1335.723429][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.723522][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.723611][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.723734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054300 [ 1335.723822][ T32] r4:00000000 [ 1335.723878][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.723987][ T32] r9:83018205 r8:8513b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1335.724053][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.724179][ T32] r5:00001000 r4:ea9cb000 [ 1335.724236][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.724327][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.724432][ T32] r5:85174b8c r4:85174800 [ 1335.724484][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.724581][ T32] r7:ddde2d40 r6:83018200 r5:85174b8c r4:85086c80 [ 1335.747420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.747730][ T32] r10:61c88647 r9:8513b000 r8:85086cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.747796][ T32] r4:85086c80 [ 1335.747846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.747951][ T32] r10:00000000 r9:85086c80 r8:8027ecf4 r7:eab79e60 r6:85086d00 r5:8513b000 [ 1335.748014][ T32] r4:00000001 [ 1335.748063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.748151][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1335.748254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.748347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.748433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.748576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.748660][ T32] r4:85054380 [ 1335.749461][ T32] INFO: task kworker/1:257:4178 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.749556][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.749713][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.749846][ T32] Call trace: [ 1335.749948][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1335.750079][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.750138][ T32] r4:00000000 [ 1335.750191][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.750290][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.750365][ T32] dd20: d5431000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.750461][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1335.751061][ T32] r4:e46fddc0 ** 5 printk messages dropped ** [ 1335.751575][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.752368][ T32] r4:84753d00 ** 4 printk messages dropped ** [ 1335.752779][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) ** 5 printk messages dropped ** [ 1335.753247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.754139][ T32] r4:85139800 [ 1335.754193][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.754296][ T32] r5:85139800 r4:829187f0 [ 1335.754349][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.754447][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.754554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1335.787565][ T32] r4:00000000 [ 1335.787743][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.787869][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.787947][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.788060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850545c0 [ 1335.788107][ T32] r4:00000000 [ 1335.788144][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.788229][ T32] r9:83018205 r8:85139800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1335.788295][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.788381][ T32] r5:00001000 r4:ea9e7000 [ 1335.788443][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.788517][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.788592][ T32] r5:8517538c r4:85175000 [ 1335.788627][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.788710][ T32] r7:ddde2d40 r6:83018200 r5:8517538c r4:85086d80 [ 1335.788747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.788843][ T32] r10:61c88647 r9:85139800 r8:85086dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.788914][ T32] r4:85086d80 [ 1335.788952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.789066][ T32] r10:00000000 r9:85086d80 r8:8027ecf4 r7:eab79e60 r6:85086e00 r5:85139800 [ 1335.789127][ T32] r4:00000001 [ 1335.789195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.789265][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1335.789324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.789391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.789442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.789509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.789555][ T32] r4:850542c0 [ 1335.790287][ T32] INFO: task kworker/1:258:4180 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.790353][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1335.790767][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.791117][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 7 printk messages dropped ** [ 1335.791667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 6 printk messages dropped ** [ 1335.792104][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.792723][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1335.793322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.793429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.793496][ T32] r4:844bb340 [ 1335.793538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.793601][ T32] INFO: task kworker/1:259:4182 blocked for more than 462 seconds. [ 1335.793688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.793770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.793810][ T32] task:kworker/1:259 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.793943][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.794053][ T32] Call trace: [ 1335.794107][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.794206][ T32] r10:829187f4 r9:eab89d84 r8:00000002 r7:60000013 r6:eab89d8c r5:85140c00 [ 1335.794250][ T32] r4:85140c00 [ 1335.794308][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.794407][ T32] r5:85140c00 r4:829187f0 [ 1335.794468][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.794578][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.807598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1335.807757][ T32] r4:00000000 [ 1335.807842][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.807977][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.808081][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.808180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054a40 [ 1335.808275][ T32] r4:00000000 [ 1335.808372][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.808494][ T32] r9:83018205 r8:85140c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.808551][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.808657][ T32] r5:00001000 r4:dfa23000 [ 1335.808734][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.808839][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.808942][ T32] r5:85175b8c r4:85175800 [ 1335.808994][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.809149][ T32] r7:ddde2d40 r6:83018200 r5:85175b8c r4:85086e80 [ 1335.809208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.809346][ T32] r10:61c88647 r9:85140c00 r8:85086eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.809423][ T32] r4:85086e80 [ 1335.809483][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.809594][ T32] r10:00000000 r9:85086e80 r8:8027ecf4 r7:eab85e60 r6:85086f00 r5:85140c00 [ 1335.809679][ T32] r4:00000001 [ 1335.809760][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.809876][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1335.810044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.810143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.810240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.810321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.810384][ T32] r4:850543c0 [ 1335.811210][ T32] INFO: task kworker/1:259:4182 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1335.811309][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.812471][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.813021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 8 printk messages dropped ** [ 1335.813877][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.814268][ T32] r4:84753d00 [ 1335.814316][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.814419][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.814473][ T32] r4:00000001 [ 1335.814522][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838900][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.839151][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.839231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.839312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.839397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.839459][ T32] r4:844bb340 [ 1335.839521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.839611][ T32] INFO: task kworker/1:260:4184 blocked for more than 462 seconds. [ 1335.839696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.839756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.839820][ T32] task:kworker/1:260 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.839950][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.840112][ T32] Call trace: [ 1335.840222][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.840348][ T32] r10:829187f4 r9:eab8dd84 r8:00000002 r7:60000013 r6:eab8dd8c r5:85140000 [ 1335.840406][ T32] r4:85140000 [ 1335.840456][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.840554][ T32] r5:85140000 r4:829187f0 [ 1335.840624][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.840724][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.840838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1335.840896][ T32] r4:00000000 [ 1335.840946][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.841086][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.841227][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.841645][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1335.842855][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) ** 11 printk messages dropped ** [ 1335.865772][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1335.866903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 7 printk messages dropped ** [ 1335.867641][ T32] r5:8502278c r4:85022400 [ 1335.867716][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.867823][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.867878][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.868015][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.868093][ T32] r4:84753d00 [ 1335.868149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.868305][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.868370][ T32] r4:00000001 [ 1335.868421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.868511][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.868577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.868646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.868713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.868782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.868863][ T32] r4:844bb340 [ 1335.868931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.868999][ T32] INFO: task kworker/1:261:4187 blocked for more than 462 seconds. [ 1335.869128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.869209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.869270][ T32] task:kworker/1:261 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.869435][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.869545][ T32] Call trace: [ 1335.869625][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.869731][ T32] r10:829187f4 r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:85142400 [ 1335.869790][ T32] r4:85142400 [ 1335.869844][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.869967][ T32] r5:85142400 r4:829187f0 ** 3 printk messages dropped ** [ 1335.870345][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.870902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.871359][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.872415][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) ** 7 printk messages dropped ** [ 1335.873963][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.874323][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1335.874382][ T32] r4:00000000 [ 1335.874433][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.874522][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1335.874661][ T32] dd20: d5b7a000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1335.899776][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1335.899881][ T32] dd60: 80000013 ffffffff [ 1335.899957][ T32] r5:80000013 r4:80239bb0 [ 1335.900037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.900177][ T32] r4:82ac21e4 [ 1335.900228][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.900334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1335.900389][ T32] r4:e46fddc0 [ 1335.900460][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.900594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1335.900674][ T32] r4:00000000 [ 1335.900747][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.900859][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.900938][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.901074][ T32] r5:00001000 r4:e042b000 [ 1335.901157][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.901254][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.901354][ T32] r5:8502278c r4:85022400 [ 1335.901406][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.901506][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.901561][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.901708][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.901789][ T32] r4:84753d00 [ 1335.901863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.901982][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.902078][ T32] r4:00000001 [ 1335.902143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.902242][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.902315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.902384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.902453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.902529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.902600][ T32] r4:844bb340 [ 1335.902670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.902745][ T32] INFO: task kworker/1:262:4189 blocked for more than 462 seconds. [ 1335.902836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.902905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.902963][ T32] task:kworker/1:262 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.903172][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.903282][ T32] Call trace: [ 1335.903365][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1335.903478][ T32] r10:829187f4 r9:eab91d84 r8:00000002 r7:60000013 r6:eab91d8c r5:85143000 [ 1335.903536][ T32] r4:85143000 [ 1335.903586][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1335.903703][ T32] r5:85143000 r4:829187f0 [ 1335.903761][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.903870][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.904001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1335.904080][ T32] r4:00000000 [ 1335.904238][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.904339][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.904453][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.904555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054b40 [ 1335.923441][ T32] r4:00000000 [ 1335.923662][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.923839][ T32] r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1335.923952][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.924089][ T32] r5:00001000 r4:dfb7d000 [ 1335.924154][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.924242][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.924346][ T32] r5:85175f8c r4:85175c00 [ 1335.924395][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.924501][ T32] r7:ddde2d40 r6:83018200 r5:85175f8c r4:85048180 [ 1335.924552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.935803][ T32] r10:61c88647 r9:85143000 r8:850481ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.935897][ T32] r4:85048180 [ 1335.935984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.936134][ T32] r10:00000000 r9:85048180 r8:8027ecf4 r7:eab81e60 r6:85048200 r5:85143000 [ 1335.936180][ T32] r4:00000001 [ 1335.936220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.936292][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1335.936349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.936406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.936596][ T32] r4:85054940 ** 4 printk messages dropped ** [ 1335.937887][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1335.938557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1335.939267][ T32] r5:00001000 r4:e042b000 ** 2 printk messages dropped ** [ 1335.939443][ T32] r5:8502278c r4:85022400 [ 1335.939504][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.939588][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1335.939705][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.939833][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.939877][ T32] r4:84753d00 [ 1335.939937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.940086][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1335.940157][ T32] r4:00000001 [ 1335.940331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.940396][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1335.940443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.940495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.940542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.940621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1335.940972][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.941472][ T32] r5:85143c00 r4:829187f0 [ 1335.941659][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.941734][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.941817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 1335.941855][ T32] r4:00000000 [ 1335.941888][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.941952][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.942018][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.942093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054cc0 [ 1335.942205][ T32] r4:00000000 [ 1335.942248][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.942330][ T32] r9:83018205 r8:85143c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1335.942400][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.942476][ T32] r5:00001000 r4:dfbe7000 [ 1335.942516][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1335.942582][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.942679][ T32] r5:8517638c r4:85176000 [ 1335.942717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.942799][ T32] r7:ddde2d40 r6:83018200 r5:8517638c r4:85048280 ** 2 printk messages dropped ** [ 1335.943048][ T32] r4:85048280 ** 7 printk messages dropped ** [ 1335.943497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.944546][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1335.976729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 9 printk messages dropped ** [ 1335.977594][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.979813][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1335.981294][ T32] task:kworker/1:264 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.982317][ T32] r5:85144800 r4:829187f0 [ 1335.982402][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.982504][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.982830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1335.982898][ T32] r4:00000000 [ 1335.982950][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1335.983197][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1335.983322][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1335.983622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042040 [ 1335.983953][ T32] r4:00000000 [ 1335.984033][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1335.984204][ T32] r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.984342][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.984586][ T32] r5:00001000 r4:dfeb5000 [ 1336.007634][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.007805][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.007908][ T32] r5:85176f8c r4:85176c00 [ 1336.007999][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.008130][ T32] r7:ddde2d40 r6:83018200 r5:85176f8c r4:85048380 [ 1336.008184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.008293][ T32] r10:61c88647 r9:85144800 r8:850483ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.008352][ T32] r4:85048380 [ 1336.008456][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.008575][ T32] r10:00000000 r9:85048380 r8:8027ecf4 r7:eab81e60 r6:85048400 r5:85144800 [ 1336.008632][ T32] r4:00000001 [ 1336.008858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.008965][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1336.009082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.009182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.009305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.009404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.009463][ T32] r4:85054c40 [ 1336.010235][ T32] INFO: task kworker/1:264:4194 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.010324][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1336.010936][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.011907][ T32] r4:e46fddc0 ** 10 printk messages dropped ** [ 1336.013131][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1336.040717][ T32] INFO: task kworker/1:265:4195 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.041788][ T32] r5:85145400 r4:829187f0 ** 2 printk messages dropped ** [ 1336.042059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 ** 12 printk messages dropped ** [ 1336.043419][ T32] r5:85176b8c r4:85176800 [ 1336.043519][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.043638][ T32] r7:ddde2d40 r6:83018200 r5:85176b8c r4:85048480 [ 1336.043695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.043804][ T32] r10:61c88647 r9:85145400 r8:850484ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.043862][ T32] r4:85048480 [ 1336.043937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.044096][ T32] r10:00000000 r9:85048480 r8:8027ecf4 r7:eab99e60 r6:85048500 r5:85145400 [ 1336.044163][ T32] r4:00000001 [ 1336.044217][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.044308][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1336.044377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.044557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.044630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.044802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.056426][ T32] r4:85042080 [ 1336.057265][ T32] INFO: task kworker/1:265:4195 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.057620][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.057844][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.058267][ T32] Call trace: [ 1336.058600][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.058729][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.059017][ T32] r4:00000000 [ 1336.059080][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.059179][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.059292][ T32] dd20: d665f000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.059465][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.059540][ T32] dd60: 80000013 ffffffff [ 1336.059600][ T32] r5:80000013 r4:80239bb0 [ 1336.059678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.059798][ T32] r4:82ac21e4 [ 1336.059852][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.060052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.060369][ T32] r4:e46fddc0 [ 1336.060431][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.060532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.060587][ T32] r4:00000000 [ 1336.060635][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.061162][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1336.061601][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 5 printk messages dropped ** [ 1336.062048][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.062319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.062839][ T32] task:kworker/1:266 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.063489][ T32] r5:85146c00 r4:829187f0 [ 1336.063541][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.063641][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.064003][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.064260][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.064458][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.092679][ T32] r7:ddde2d40 r6:83018200 r5:8517738c r4:85048580 [ 1336.092716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.092800][ T32] r10:61c88647 r9:85146c00 r8:850485ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.092874][ T32] r4:85048580 [ 1336.092915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.092999][ T32] r10:00000000 r9:85048580 r8:8027ecf4 r7:eab99e60 r6:85048600 r5:85146c00 [ 1336.093048][ T32] r4:00000001 [ 1336.093111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.093218][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1336.093275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.093363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.093414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.093470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.093510][ T32] r4:850422c0 [ 1336.094272][ T32] INFO: task kworker/1:266:4198 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.094410][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.094615][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.094809][ T32] Call trace: [ 1336.111746][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.111912][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.111973][ T32] r4:00000000 [ 1336.112037][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.112485][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.112584][ T32] dd20: d6b93000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.112657][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.112875][ T32] dd60: 80000013 ffffffff [ 1336.112947][ T32] r5:80000013 r4:80239bb0 [ 1336.113029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.113161][ T32] r4:82ac21e4 [ 1336.113221][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.113327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.113384][ T32] r4:e46fddc0 [ 1336.113436][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.113537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.113623][ T32] r4:00000000 [ 1336.113704][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.113846][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.113909][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.114034][ T32] r5:00001000 r4:e042b000 [ 1336.114155][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.114257][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.114357][ T32] r5:8502278c r4:85022400 [ 1336.114409][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.114548][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 4 printk messages dropped ** [ 1336.128062][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 7 printk messages dropped ** [ 1336.128564][ T32] r4:844bb340 ** 5 printk messages dropped ** [ 1336.129028][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.129979][ T32] r5:844aa400 r4:829187f0 [ 1336.130024][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.130502][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.130770][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.131165][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.131243][ T32] r5:00001000 r4:e04f5000 [ 1336.131282][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.131372][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.131482][ T32] r5:8518038c r4:85180000 [ 1336.131521][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.131788][ T32] r7:ddde2d40 r6:83018200 r5:8518038c r4:85048680 [ 1336.131828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.131961][ T32] r10:61c88647 r9:844aa400 r8:850486ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.132005][ T32] r4:85048680 [ 1336.132078][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.132162][ T32] r10:00000000 r9:85048680 r8:8027ecf4 r7:eab9de60 r6:8506f080 r5:844aa400 [ 1336.132279][ T32] r4:00000001 [ 1336.132319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.132379][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1336.132426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.132528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.132652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.132781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.132824][ T32] r4:850422c0 [ 1336.133582][ T32] INFO: task kworker/1:267:4199 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.133651][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.134025][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.134515][ T32] Call trace: [ 1336.134687][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.154664][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.155596][ T32] r4:00000000 [ 1336.155659][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.155823][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.155911][ T32] dd20: d6dc2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.155992][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.156069][ T32] dd60: 80000013 ffffffff [ 1336.156135][ T32] r5:80000013 r4:80239bb0 [ 1336.156187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.156284][ T32] r4:82ac21e4 [ 1336.156333][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.156435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.156493][ T32] r4:e46fddc0 [ 1336.156541][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.156636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.156691][ T32] r4:00000000 [ 1336.156766][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.156917][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1336.157393][ T32] r5:8502278c r4:85022400 ** 4 printk messages dropped ** [ 1336.157766][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1336.158250][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.158961][ T32] task:kworker/1:268 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.159702][ T32] r5:844ac800 r4:829187f0 [ 1336.159754][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.159885][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.159999][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 1336.160066][ T32] r4:00000000 [ 1336.160118][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.160208][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.160297][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.160398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850425c0 [ 1336.160478][ T32] r4:00000000 [ 1336.160555][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.160691][ T32] r9:83018205 r8:844ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1336.160749][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.160870][ T32] r5:00001000 r4:e0423000 [ 1336.160927][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.161115][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.161224][ T32] r5:8517778c r4:85177400 [ 1336.161278][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.161389][ T32] r7:ddde2d40 r6:83018200 r5:8517778c r4:85048700 [ 1336.161442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.161547][ T32] r10:61c88647 r9:844ac800 r8:8504872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.161606][ T32] r4:85048700 [ 1336.161655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.161758][ T32] r10:00000000 r9:85048700 r8:8027ecf4 r7:eaba9e60 r6:8506f100 r5:844ac800 [ 1336.161815][ T32] r4:00000001 [ 1336.161862][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.161945][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1336.162050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.162129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.162201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.162299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.162440][ T32] r4:850422c0 [ 1336.163284][ T32] INFO: task kworker/1:268:4200 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.163418][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.163560][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.163666][ T32] Call trace: [ 1336.163739][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.163852][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.163912][ T32] r4:00000000 [ 1336.163998][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.164107][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.164185][ T32] dd20: d6dc2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 4 printk messages dropped ** [ 1336.164652][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.202088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 8 printk messages dropped ** [ 1336.202709][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.202874][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.202962][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.203004][ T32] r4:84753d00 [ 1336.203082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.203209][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.203256][ T32] r4:00000001 [ 1336.203296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.203361][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.203444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.203524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.203596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.203689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.203735][ T32] r4:844bb340 [ 1336.203797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.203854][ T32] INFO: task kworker/1:269:4203 blocked for more than 462 seconds. [ 1336.203912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.203982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.204032][ T32] task:kworker/1:269 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.204718][ T32] r5:844ad400 r4:829187f0 [ 1336.208906][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.209327][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.209732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.210278][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.211136][ T32] r10:00000000 r9:85048780 r8:8027ecf4 r7:eaba9e60 r6:8506f180 r5:844ad400 ** 9 printk messages dropped ** [ 1336.212719][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.235690][ T32] r4:e46fddc0 ** 6 printk messages dropped ** [ 1336.236445][ T32] r5:00001000 r4:e042b000 ** 5 printk messages dropped ** [ 1336.236991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.237264][ T32] r4:84753d00 [ 1336.237323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.237459][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.237573][ T32] r4:00000001 [ 1336.237679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.237774][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.237848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.237990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.238085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.238161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.238222][ T32] r4:844bb340 [ 1336.238306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.238409][ T32] INFO: task kworker/1:270:4205 blocked for more than 462 seconds. [ 1336.238570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.238641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.238720][ T32] task:kworker/1:270 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.238859][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.238966][ T32] Call trace: [ 1336.239092][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1336.239227][ T32] r10:829187f4 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:85146000 [ 1336.239289][ T32] r4:85146000 [ 1336.239343][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1336.239459][ T32] r5:85146000 r4:829187f0 [ 1336.239536][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.239641][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.239801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1336.239869][ T32] r4:00000000 [ 1336.239939][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.240049][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.240180][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.240298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042880 [ 1336.240358][ T32] r4:00000000 [ 1336.240437][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.240551][ T32] r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1336.240610][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.240710][ T32] r5:00001000 r4:e04d3000 [ 1336.240908][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.241055][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.241193][ T32] r5:85177f8c r4:85177c00 ** 1 printk messages dropped ** [ 1336.241423][ T32] r7:ddde2d40 r6:83018200 r5:85177f8c r4:85048800 ** 7 printk messages dropped ** [ 1336.242148][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) ** 4 printk messages dropped ** [ 1336.242531][ T32] r4:850427c0 ** 4 printk messages dropped ** [ 1336.244110][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1336.270211][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1336.270402][ T32] r4:e46fddc0 [ 1336.270452][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.270557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.270613][ T32] r4:00000000 [ 1336.270663][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.270773][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.270847][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.271009][ T32] r5:00001000 r4:e042b000 [ 1336.271106][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.271208][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.271307][ T32] r5:8502278c r4:85022400 [ 1336.271464][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.271625][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.271718][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.271840][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.271897][ T32] r4:84753d00 [ 1336.272022][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.272137][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.272194][ T32] r4:00000001 [ 1336.272261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.272353][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.272428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.272535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.272645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.272723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.272803][ T32] r4:844bb340 [ 1336.272866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.273040][ T32] INFO: task kworker/1:271:4208 blocked for more than 462 seconds. [ 1336.273143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.273242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.273357][ T32] task:kworker/1:271 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.273492][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.273664][ T32] Call trace: [ 1336.273743][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1336.273858][ T32] r10:829187f4 r9:eabb5d84 r8:00000002 r7:60000013 r6:eabb5d8c r5:85141800 [ 1336.273914][ T32] r4:85141800 [ 1336.273963][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1336.274072][ T32] r5:85141800 r4:829187f0 [ 1336.274181][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.274320][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.274428][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1336.274518][ T32] r4:00000000 [ 1336.274573][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.274799][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.289153][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.289344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042e80 [ 1336.289406][ T32] r4:00000000 [ 1336.289457][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.289590][ T32] r9:83018205 r8:85141800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1336.289667][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.289776][ T32] r5:00001000 r4:e8759000 [ 1336.289827][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.289937][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.290050][ T32] r5:85180f8c r4:85180c00 [ 1336.290142][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.290327][ T32] r7:ddde2d40 r6:83018200 r5:85180f8c r4:85048900 [ 1336.290400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.290512][ T32] r10:61c88647 r9:85141800 r8:8504892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.290569][ T32] r4:85048900 [ 1336.290617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.290723][ T32] r10:00000000 r9:85048900 r8:8027ecf4 r7:eaba9e60 r6:85048980 r5:85141800 [ 1336.290816][ T32] r4:00000001 [ 1336.290872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.290982][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 1336.291094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.291187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.291295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.291402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.291468][ T32] r4:85042800 [ 1336.292293][ T32] INFO: task kworker/1:271:4208 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.292403][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.292585][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.292774][ T32] Call trace: [ 1336.292888][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.293022][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.293081][ T32] r4:00000000 [ 1336.293156][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.293288][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.293369][ T32] dd20: d77f3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.293445][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.293529][ T32] dd60: 80000013 ffffffff [ 1336.293594][ T32] r5:80000013 r4:80239bb0 [ 1336.293647][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1336.294168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.294264][ T32] r4:00000000 [ 1336.294316][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.294468][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.294528][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.294647][ T32] r5:00001000 r4:e042b000 [ 1336.316164][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.316466][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.316600][ T32] r5:8502278c r4:85022400 [ 1336.316664][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.316781][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.316837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.316946][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.317003][ T32] r4:84753d00 [ 1336.317064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.317206][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.317262][ T32] r4:00000001 [ 1336.317318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.317468][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.317551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.317625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.317691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.317815][ T32] r4:844bb340 ** 5 printk messages dropped ** [ 1336.318377][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.319062][ T32] r5:85148000 r4:829187f0 [ 1336.319205][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.319541][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.319882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042b00 ** 5 printk messages dropped ** [ 1336.320337][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1336.321262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.322174][ T32] r4:85042800 ** 4 printk messages dropped ** [ 1336.324027][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1336.324475][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.324557][ T32] dd20: d7a03000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.324626][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.353045][ T32] dd60: 80000013 ffffffff [ 1336.353269][ T32] r5:80000013 r4:80239bb0 [ 1336.353335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.353471][ T32] r4:82ac21e4 [ 1336.353524][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.353624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.353704][ T32] r4:e46fddc0 [ 1336.353796][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.353910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.353972][ T32] r4:00000000 [ 1336.354036][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.354364][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.354807][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.361137][ T32] r5:00001000 r4:e042b000 [ 1336.361234][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.361370][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.361476][ T32] r5:8502278c r4:85022400 [ 1336.361529][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.361642][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.361718][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.361838][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.361900][ T32] r4:84753d00 [ 1336.361951][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.362076][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.362198][ T32] r4:00000001 [ 1336.362261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.362354][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.362428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.362535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.362615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.362688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.362747][ T32] r4:844bb340 [ 1336.362806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.363023][ T32] INFO: task kworker/1:273:4212 blocked for more than 462 seconds. [ 1336.363111][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1336.363227][ T32] task:kworker/1:273 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.364059][ T32] r5:85148c00 r4:829187f0 [ 1336.364109][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.364196][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.364293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1336.364347][ T32] r4:00000000 [ 1336.364397][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.364548][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.364691][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.385754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042d80 [ 1336.385851][ T32] r4:00000000 [ 1336.385908][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.386070][ T32] r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.386155][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.386266][ T32] r5:00001000 r4:e46ed000 [ 1336.386320][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.386412][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.386653][ T32] r5:85180b8c r4:85180800 [ 1336.386749][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.386903][ T32] r7:ddde2d40 r6:83018200 r5:85180b8c r4:85048b00 [ 1336.387040][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.387219][ T32] r10:61c88647 r9:85148c00 r8:85048b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.387328][ T32] r4:85048b00 [ 1336.387390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.387506][ T32] r10:00000000 r9:85048b00 r8:8027ecf4 r7:eabb5e60 r6:85048b80 r5:85148c00 [ 1336.387653][ T32] r4:00000001 [ 1336.387717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.387875][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1336.387960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.388045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.388119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.388200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.388259][ T32] r4:85042dc0 [ 1336.389122][ T32] INFO: task kworker/1:273:4212 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.389324][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.389574][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.389683][ T32] Call trace: [ 1336.389836][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1336.390440][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1336.391214][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1336.391429][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.391921][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.392638][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1336.393064][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.393596][ T32] INFO: task kworker/1:274:4214 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.394214][ T32] r10:829187f4 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:85149800 ** 2 printk messages dropped ** [ 1336.394410][ T32] r5:85149800 r4:829187f0 [ 1336.394457][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.394549][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.394646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 1336.415782][ T32] r4:00000000 [ 1336.415959][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.416114][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.416210][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.416325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054dc0 [ 1336.416409][ T32] r4:00000000 [ 1336.416488][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.416603][ T32] r9:83018205 r8:85149800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.416659][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.416767][ T32] r5:00001000 r4:e8771000 [ 1336.416859][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.416963][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.417081][ T32] r5:8518138c r4:85181000 [ 1336.417160][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.417265][ T32] r7:ddde2d40 r6:83018200 r5:8518138c r4:85048c00 [ 1336.417317][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.417448][ T32] r10:61c88647 r9:85149800 r8:85048c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.417520][ T32] r4:85048c00 [ 1336.417566][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.417668][ T32] r10:00000000 r9:85048c00 r8:8027ecf4 r7:eabb5e60 r6:85048c80 r5:85149800 [ 1336.417720][ T32] r4:00000001 [ 1336.417802][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.417886][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1336.417952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.418033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.418098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.418198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.418294][ T32] r4:85042c80 [ 1336.419153][ T32] INFO: task kworker/1:274:4214 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.419245][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.419402][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.420030][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 5 printk messages dropped ** [ 1336.420441][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.420875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 8 printk messages dropped ** [ 1336.421680][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1336.422473][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.423029][ T32] INFO: task kworker/1:275:4216 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.423988][ T32] r5:8514a400 r4:829187f0 [ 1336.424050][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.424141][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.424248][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 1336.424305][ T32] r4:00000000 [ 1336.424354][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.424442][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.424605][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.457386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042fc0 [ 1336.457636][ T32] r4:00000000 [ 1336.457703][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.457892][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1336.457958][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.458074][ T32] r5:00001000 r4:ea8bf000 [ 1336.458223][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.458326][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.458503][ T32] r5:8518178c r4:85181400 [ 1336.458823][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.458952][ T32] r7:ddde2d40 r6:83018200 r5:8518178c r4:85048d00 [ 1336.459171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.459291][ T32] r10:61c88647 r9:8514a400 r8:85048d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.459352][ T32] r4:85048d00 [ 1336.459410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.459519][ T32] r10:00000000 r9:85048d00 r8:8027ecf4 r7:eabc5e60 r6:85048d80 r5:8514a400 [ 1336.459575][ T32] r4:00000001 [ 1336.459625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.459850][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1336.460121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.460602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.460686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.460786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.460851][ T32] r4:85054680 [ 1336.461686][ T32] INFO: task kworker/1:275:4216 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.461784][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.461972][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.462096][ T32] Call trace: [ 1336.462173][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.462298][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.462399][ T32] r4:00000000 [ 1336.462460][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.462551][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.462628][ T32] dd20: d838c000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.462699][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.462760][ T32] dd60: 80000013 ffffffff ** 3 printk messages dropped ** [ 1336.463160][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1336.463948][ T32] r5:00001000 r4:e042b000 ** 7 printk messages dropped ** [ 1336.464665][ T32] r4:84753d00 ** 6 printk messages dropped ** [ 1336.486584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.487470][ T32] task:kworker/1:276 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.489153][ T32] r5:8514b000 r4:829187f0 [ 1336.489197][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.489444][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.489582][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.489701][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.489798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c100 [ 1336.489880][ T32] r4:00000000 [ 1336.489929][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.490023][ T32] r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1336.490075][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.490161][ T32] r5:00001000 r4:ea8f7000 [ 1336.490205][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.490288][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.490374][ T32] r5:85181b8c r4:85181800 [ 1336.490422][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.490518][ T32] r7:ddde2d40 r6:83018200 r5:85181b8c r4:85048e00 [ 1336.490563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.490661][ T32] r10:61c88647 r9:8514b000 r8:85048e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.490779][ T32] r4:85048e00 [ 1336.490834][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.490945][ T32] r10:00000000 r9:85048e00 r8:8027ecf4 r7:eabc9e60 r6:85048e80 r5:8514b000 [ 1336.490996][ T32] r4:00000001 [ 1336.491045][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.491123][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1336.491183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.491251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.491358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.491430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.491489][ T32] r4:84a7c040 [ 1336.492244][ T32] INFO: task kworker/1:276:4219 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.492337][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.492454][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.492590][ T32] Call trace: [ 1336.492733][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.492870][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.492932][ T32] r4:00000000 [ 1336.492999][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.493169][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.493250][ T32] dd20: d84ab000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.493363][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.493439][ T32] dd60: 80000013 ffffffff [ 1336.493505][ T32] r5:80000013 r4:80239bb0 [ 1336.493604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.493797][ T32] r4:82ac21e4 [ 1336.493873][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.494017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.494115][ T32] r4:e46fddc0 [ 1336.494171][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.515408][ T32] r5:00001000 r4:e042b000 [ 1336.515568][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.515698][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.515825][ T32] r5:8502278c r4:85022400 [ 1336.515872][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.515976][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.516025][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.516162][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.516213][ T32] r4:84753d00 [ 1336.516255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.516485][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.516694][ T32] r4:00000001 [ 1336.516740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.516811][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.516898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.516960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.517120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.517191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1336.517445][ T32] INFO: task kworker/1:277:4220 blocked for more than 463 seconds. ** 5 printk messages dropped ** [ 1336.518242][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.518576][ T32] r5:8514bc00 r4:829187f0 [ 1336.518629][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.518706][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.518794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 1336.518838][ T32] r4:00000000 [ 1336.518907][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.518982][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.519071][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.519172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c380 [ 1336.519331][ T32] r4:00000000 [ 1336.519451][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.519577][ T32] r9:83018205 r8:8514bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.519776][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.519899][ T32] r5:00001000 r4:ea937000 [ 1336.519946][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.520084][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.520179][ T32] r5:85181f8c r4:85181c00 [ 1336.520312][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.520407][ T32] r7:ddde2d40 r6:83018200 r5:85181f8c r4:85048f00 [ 1336.520449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.520574][ T32] r10:61c88647 r9:8514bc00 r8:85048f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.520631][ T32] r4:85048f00 [ 1336.520670][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.520756][ T32] r10:00000000 r9:85048f00 r8:8027ecf4 r7:eabcde60 r6:85048f80 r5:8514bc00 ** 4 printk messages dropped ** [ 1336.521037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.522403][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1336.523209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 7 printk messages dropped ** [ 1336.523751][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1336.524090][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 6 printk messages dropped ** [ 1336.524735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.566918][ T32] r4:844bb340 ** 5 printk messages dropped ** [ 1336.567441][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.568092][ T32] r5:8514d400 r4:829187f0 [ 1336.568258][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.568372][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.568892][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1336.569187][ T32] r4:00000000 [ 1336.569262][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.569387][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.569709][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.569861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c4c0 [ 1336.569926][ T32] r4:00000000 [ 1336.569982][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.570094][ T32] r9:83018205 r8:8514d400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1336.570272][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.570399][ T32] r5:00001000 r4:eaa27000 [ 1336.570458][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.570923][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.571039][ T32] r5:8518238c r4:85182000 [ 1336.571096][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.571219][ T32] r7:ddde2d40 r6:83018200 r5:8518238c r4:84a74000 [ 1336.571275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.571403][ T32] r10:61c88647 r9:8514d400 r8:84a7402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.571474][ T32] r4:84a74000 [ 1336.571529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.571665][ T32] r10:00000000 r9:84a74000 r8:8027ecf4 r7:eabc1e60 r6:84a74080 r5:8514d400 [ 1336.571763][ T32] r4:00000001 [ 1336.571822][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.571914][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1336.571982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.572088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.572171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.572385][ T32] r4:84a7c200 ** 4 printk messages dropped ** [ 1336.573980][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1336.596027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 5 printk messages dropped ** [ 1336.596534][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 7 printk messages dropped ** [ 1336.597295][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.598266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.598366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.598447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.598527][ T32] r4:844bb340 [ 1336.598594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.598716][ T32] INFO: task kworker/1:279:4223 blocked for more than 463 seconds. [ 1336.598804][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.598870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.598924][ T32] task:kworker/1:279 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.599054][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.599166][ T32] Call trace: [ 1336.599281][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1336.599429][ T32] r10:829187f4 r9:eabd9d84 r8:00000002 r7:60000113 r6:eabd9d8c r5:8514e000 [ 1336.599488][ T32] r4:8514e000 [ 1336.599540][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1336.599639][ T32] r5:8514e000 r4:829187f0 [ 1336.599727][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.599832][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.599944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1336.600001][ T32] r4:00000000 [ 1336.600155][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.600254][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.600335][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.600446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ca00 [ 1336.600505][ T32] r4:00000000 [ 1336.600556][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.600665][ T32] r9:83018205 r8:8514e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.600724][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.600829][ T32] r5:00001000 r4:eabff000 [ 1336.600881][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.601004][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.601221][ T32] r5:8518278c r4:85182400 [ 1336.601306][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.601504][ T32] r7:ddde2d40 r6:83018200 r5:8518278c r4:84a74100 [ 1336.601564][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.601746][ T32] r10:61c88647 r9:8514e000 r8:84a7412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.601804][ T32] r4:84a74100 [ 1336.601881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.601980][ T32] r10:00000000 r9:84a74100 r8:8027ecf4 r7:eabd5e60 r6:84a74180 r5:8514e000 [ 1336.602031][ T32] r4:00000001 [ 1336.602074][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.602156][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1336.602219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.602285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.602467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1336.604642][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1336.633792][ T32] r4:e46fddc0 [ 1336.633828][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.633947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.633993][ T32] r4:00000000 [ 1336.634063][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.634187][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.634300][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.634400][ T32] r5:00001000 r4:e042b000 [ 1336.634437][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.634505][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.634585][ T32] r5:8502278c r4:85022400 [ 1336.639668][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.639908][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.639982][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.640074][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.640196][ T32] r4:84753d00 [ 1336.640240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.640359][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.640441][ T32] r4:00000001 [ 1336.640519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.640632][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.640689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.640757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.640809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.640897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.640973][ T32] r4:844bb340 [ 1336.641021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.641071][ T32] INFO: task kworker/0:273:4226 blocked for more than 463 seconds. [ 1336.641166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.641212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.641249][ T32] task:kworker/0:273 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.641368][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.641523][ T32] Call trace: [ 1336.641645][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1336.641765][ T32] r10:829187f4 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:85150c00 [ 1336.641831][ T32] r4:85150c00 [ 1336.641901][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1336.641977][ T32] r5:85150c00 r4:829187f0 [ 1336.642048][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.642126][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.642246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1336.642324][ T32] r4:00000000 [ 1336.642367][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.642436][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.642504][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.642579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755280 [ 1336.642618][ T32] r4:00000000 [ 1336.642653][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.642737][ T32] r9:83018005 r8:85150c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1336.642808][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.642924][ T32] r5:00001000 r4:eabeb000 [ 1336.642979][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.643051][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.643128][ T32] r5:851d478c r4:851d4400 [ 1336.643163][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.643242][ T32] r7:dddced40 r6:83018000 r5:851d478c r4:8506f200 [ 1336.643279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.643399][ T32] r10:61c88647 r9:85150c00 r8:8506f22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.643475][ T32] r4:8506f200 [ 1336.643547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.643667][ T32] r10:00000000 r9:8506f200 r8:8027ecf4 r7:eab21e60 r6:84a74200 r5:85150c00 [ 1336.643745][ T32] r4:00000001 [ 1336.643783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.643844][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 1336.643892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.643973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.644024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.644109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.644154][ T32] r4:847551c0 [ 1336.661961][ T32] INFO: task kworker/0:273:4226 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.662217][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.662409][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.662568][ T32] Call trace: ** 3 printk messages dropped ** [ 1336.662972][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.663609][ T32] r4:e46fddc0 ** 1 printk messages dropped ** [ 1336.663777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 7 printk messages dropped ** [ 1336.664347][ T32] r5:8502278c r4:85022400 ** 4 printk messages dropped ** [ 1336.680302][ T32] r4:84753d00 ** 5 printk messages dropped ** [ 1336.680769][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.681247][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.682439][ T32] r5:85151800 r4:829187f0 [ 1336.682476][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.682546][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.682666][ T32] r4:00000000 [ 1336.682706][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.682810][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.682923][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.683004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755400 [ 1336.683046][ T32] r4:00000000 [ 1336.683081][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.683169][ T32] r9:83018005 r8:85151800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1336.683206][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.683393][ T32] r5:00001000 r4:eac23000 [ 1336.683512][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.683585][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.683768][ T32] r5:851d4b8c r4:851d4800 [ 1336.683809][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.684075][ T32] r7:dddced40 r6:83018000 r5:851d4b8c r4:8506f280 [ 1336.684309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.684420][ T32] r10:61c88647 r9:85151800 r8:8506f2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.684461][ T32] r4:8506f280 [ 1336.684495][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.684582][ T32] r10:00000000 r9:8506f280 r8:8027ecf4 r7:eabf9e60 r6:84a74280 r5:85151800 [ 1336.701000][ T32] r4:00000001 [ 1336.701080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.701229][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1336.701284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.701336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.701453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.701562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.701761][ T32] r4:847551c0 [ 1336.702511][ T32] INFO: task kworker/0:274:4228 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.702581][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.702840][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.703068][ T32] Call trace: [ 1336.703142][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.703236][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.703470][ T32] r4:00000000 [ 1336.703511][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.703582][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.703638][ T32] dd20: d93ec000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.703764][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.703872][ T32] dd60: 80000013 ffffffff [ 1336.703918][ T32] r5:80000013 r4:80239bb0 [ 1336.703955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.704121][ T32] r4:82ac21e4 [ 1336.704165][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.704437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.704547][ T32] r4:e46fddc0 [ 1336.704640][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.731773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.731858][ T32] r4:00000000 [ 1336.731899][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.732546][ T32] r5:00001000 r4:e042b000 ** 2 printk messages dropped ** [ 1336.732864][ T32] r5:8502278c r4:85022400 ** 2 printk messages dropped ** [ 1336.733132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.733681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.740367][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.740800][ T32] r5:85153000 r4:829187f0 [ 1336.740927][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.741004][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.741219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.741816][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1336.743174][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.744372][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.766682][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.767681][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 4 printk messages dropped ** [ 1336.768175][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.768321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.768412][ T32] r4:e46fddc0 [ 1336.768522][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.768626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.768679][ T32] r4:00000000 [ 1336.768747][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.768855][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.768917][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.769037][ T32] r5:00001000 r4:e042b000 [ 1336.769186][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.769396][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.769498][ T32] r5:8502278c r4:85022400 [ 1336.769546][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.769686][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.769738][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.769919][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.770096][ T32] r4:84753d00 [ 1336.770152][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.770251][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.770299][ T32] r4:00000001 [ 1336.770363][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.770443][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.770507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.770569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.770627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.770696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.770754][ T32] r4:844bb340 [ 1336.770800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.770899][ T32] INFO: task kworker/1:281:4232 blocked for more than 463 seconds. [ 1336.771003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.771161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.771224][ T32] task:kworker/1:281 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.771321][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.771454][ T32] Call trace: [ 1336.771564][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1336.771666][ T32] r10:829187f4 r9:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85152400 [ 1336.771751][ T32] r4:85152400 [ 1336.771871][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1336.771971][ T32] r5:85152400 r4:829187f0 [ 1336.772016][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.772110][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.772299][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1336.772362][ T32] r4:00000000 [ 1336.772413][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1336.772497][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1336.772573][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.772776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aadac0 [ 1336.772831][ T32] r4:00000000 [ 1336.772879][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.772990][ T32] r9:83018205 r8:85152400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1336.773115][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.773221][ T32] r5:00001000 r4:eac77000 [ 1336.773271][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.773382][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.773480][ T32] r5:8519078c r4:85190400 [ 1336.773672][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.773798][ T32] r7:ddde2d40 r6:83018200 r5:8519078c r4:84a74400 [ 1336.773843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.773940][ T32] r10:61c88647 r9:85152400 r8:84a7442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.773989][ T32] r4:84a74400 [ 1336.774034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.774230][ T32] r10:00000000 r9:84a74400 r8:8027ecf4 r7:eac09e60 r6:84a74480 r5:85152400 [ 1336.774297][ T32] r4:00000001 [ 1336.774347][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.774425][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1336.774517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.774583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.774640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.796915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.797022][ T32] r4:84a7c880 [ 1336.797612][ T32] INFO: task kworker/1:281:4232 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.797664][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.797794][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.797936][ T32] Call trace: [ 1336.797974][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.798039][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.798118][ T32] r4:00000000 [ 1336.798163][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.798218][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.798253][ T32] dd20: d9c68000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.798287][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.798315][ T32] dd60: 80000013 ffffffff [ 1336.798342][ T32] r5:80000013 r4:80239bb0 [ 1336.798365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1336.798506][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1336.798665][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.798879][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1336.799153][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 8 printk messages dropped ** [ 1336.799575][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.800085][ T32] task:kworker/1:282 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.800678][ T32] r5:85153c00 r4:829187f0 [ 1336.800724][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.801011][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.801489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7cd40 ** 3 printk messages dropped ** [ 1336.802025][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.802121][ T32] r5:00001000 r4:eac17000 [ 1336.802166][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.802354][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.802451][ T32] r5:85182f8c r4:85182c00 [ 1336.802493][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.802548][ T32] r7:ddde2d40 r6:83018200 r5:85182f8c r4:84a74500 [ 1336.802570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.802657][ T32] r10:61c88647 r9:85153c00 r8:84a7452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.802710][ T32] r4:84a74500 [ 1336.802734][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.802825][ T32] r10:00000000 r9:84a74500 r8:8027ecf4 r7:eac15e60 r6:84a74580 r5:85153c00 [ 1336.802856][ T32] r4:00000001 [ 1336.802877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.802972][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1336.803090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.803148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.803236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.803309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.803339][ T32] r4:84a7cd80 [ 1336.803576][ T32] INFO: task kworker/1:282:4233 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.803622][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.803769][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.803839][ T32] Call trace: [ 1336.803872][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.803994][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.804030][ T32] r4:00000000 [ 1336.804052][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.804129][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.804168][ T32] dd20: d9c68000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.804206][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.804233][ T32] dd60: 80000013 ffffffff [ 1336.804259][ T32] r5:80000013 r4:80239bb0 [ 1336.804322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.804384][ T32] r4:82ac21e4 [ 1336.804415][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.804498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.804526][ T32] r4:e46fddc0 [ 1336.804548][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.804780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.830008][ T32] r4:00000000 [ 1336.830112][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.830252][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.830372][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.830466][ T32] r5:00001000 r4:e042b000 [ 1336.830493][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.830566][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.830625][ T32] r5:8502278c r4:85022400 [ 1336.830648][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.830701][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.830742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.830796][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.831193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.832080][ T32] r5:85154800 r4:829187f0 [ 1336.832107][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.832578][ T32] r4:00000000 [ 1336.832622][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.832689][ T32] r9:83018005 r8:85154800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1336.832742][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.832794][ T32] r5:00001000 r4:dfec1000 [ 1336.832816][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.832911][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.832969][ T32] r5:851d578c r4:851d5400 [ 1336.833013][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.833074][ T32] r7:dddced40 r6:83018000 r5:851d578c r4:8506f300 [ 1336.833136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.833233][ T32] r10:61c88647 r9:85154800 r8:8506f32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.833263][ T32] r4:8506f300 [ 1336.833285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.833337][ T32] r10:00000000 r9:8506f300 r8:8027ecf4 r7:eabfde60 r6:84a74600 r5:85154800 [ 1336.833386][ T32] r4:00000001 [ 1336.833460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.833503][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 1336.833575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.833610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.833677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.833749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.833793][ T32] r4:84755200 [ 1336.834424][ T32] INFO: task kworker/0:275:4236 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.834479][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.843040][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.843295][ T32] Call trace: [ 1336.843384][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.843477][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.843550][ T32] r4:00000000 [ 1336.843584][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.843643][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.843691][ T32] dd20: d9fdf000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.843736][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.843772][ T32] dd60: 80000013 ffffffff ** 3 printk messages dropped ** [ 1336.843968][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1336.844488][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 1336.859601][ T32] r4:84753d00 ** 6 printk messages dropped ** [ 1336.860000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.860450][ T32] task:kworker/1:283 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.861169][ T32] r5:85155400 r4:829187f0 [ 1336.861420][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.861782][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.862086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad600 ** 7 printk messages dropped ** [ 1336.862771][ T32] r5:8518378c r4:85183400 ** 3 printk messages dropped ** [ 1336.863039][ T32] r10:61c88647 r9:85155400 r8:84a746ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.863897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.876431][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 15 printk messages dropped ** [ 1336.877143][ T32] r5:00001000 r4:e042b000 ** 7 printk messages dropped ** [ 1336.877703][ T32] r4:84753d00 ** 7 printk messages dropped ** [ 1336.878061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.878412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.879151][ T32] r5:85156000 r4:829187f0 ** 1 printk messages dropped ** [ 1336.879345][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.880150][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.880799][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.880906][ T32] r5:8518338c r4:85183000 [ 1336.880970][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.881077][ T32] r7:dddced40 r6:83018000 r5:8518338c r4:8506f380 [ 1336.881157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.881268][ T32] r10:61c88647 r9:85156000 r8:8506f3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.881323][ T32] r4:8506f380 [ 1336.881370][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.881474][ T32] r10:00000000 r9:8506f380 r8:8027ecf4 r7:eac31e60 r6:84a74780 r5:85156000 [ 1336.881531][ T32] r4:00000001 [ 1336.881598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.881734][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1336.881896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.881983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.882059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.882162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.882226][ T32] r4:84755200 [ 1336.883798][ T32] INFO: task kworker/0:276:4238 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1336.883909][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.884757][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.910031][ T32] Call trace: [ 1336.910215][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1336.910423][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1336.910532][ T32] r4:00000000 [ 1336.910597][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.910697][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1336.910777][ T32] dd20: da5ea000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1336.910856][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1336.910952][ T32] dd60: 80000013 ffffffff [ 1336.911008][ T32] r5:80000013 r4:80239bb0 [ 1336.911058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.911396][ T32] r4:82ac21e4 [ 1336.911759][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.911930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1336.912093][ T32] r4:e46fddc0 [ 1336.912190][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1336.912551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1336.912621][ T32] r4:00000000 [ 1336.912670][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1336.912783][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.912840][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.913154][ T32] r5:00001000 r4:e042b000 [ 1336.913403][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1336.913516][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.913615][ T32] r5:8502278c r4:85022400 [ 1336.913827][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.913999][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1336.914064][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.914176][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.914242][ T32] r4:84753d00 [ 1336.914295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.914403][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1336.914461][ T32] r4:00000001 [ 1336.914612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.914889][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1336.915046][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.947766][ T32] INFO: task kworker/0:277:4239 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.949669][ T32] r5:8514ec00 r4:829187f0 [ 1336.949763][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.949857][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.950005][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.950368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755d40 ** 9 printk messages dropped ** [ 1336.951305][ T32] r7:dddced40 r6:83018000 r5:851d538c r4:8506f400 ** 10 printk messages dropped ** [ 1336.952788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1336.972388][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.972801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 8 printk messages dropped ** [ 1336.973714][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1336.999809][ T32] r4:844bb340 ** 7 printk messages dropped ** [ 1337.000373][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.000561][ T32] r5:844abc00 r4:829187f0 [ 1337.000873][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.000931][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.000982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1337.001042][ T32] r4:00000000 [ 1337.001458][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.001759][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.001865][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.001957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad700 [ 1337.002049][ T32] r4:00000000 [ 1337.002101][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.002203][ T32] r9:83018205 r8:844abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1337.002287][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.002427][ T32] r5:00001000 r4:eac53000 [ 1337.002481][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.002563][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.002700][ T32] r5:85183b8c r4:85183800 [ 1337.002765][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.002902][ T32] r7:ddde2d40 r6:83018200 r5:85183b8c r4:84a74880 [ 1337.002957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.003061][ T32] r10:61c88647 r9:844abc00 r8:84a748ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.003110][ T32] r4:84a74880 [ 1337.003152][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.003246][ T32] r10:00000000 r9:84a74880 r8:8027ecf4 r7:eac15e60 r6:8506f480 r5:844abc00 [ 1337.003300][ T32] r4:00000001 [ 1337.003361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.003446][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1337.003579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.003724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.003792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.003859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1337.018148][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1337.018987][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.019093][ T32] dd60: 80000013 ffffffff [ 1337.019163][ T32] r5:80000013 r4:80239bb0 [ 1337.019217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.019331][ T32] r4:82ac21e4 [ 1337.019388][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.019497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.019618][ T32] r4:e46fddc0 [ 1337.019724][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.019945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.020012][ T32] r4:00000000 [ 1337.020176][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.020298][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.020415][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.020526][ T32] r5:00001000 r4:e042b000 [ 1337.020581][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.020678][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.020880][ T32] r5:8502278c r4:85022400 [ 1337.020962][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.021118][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.021306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.021422][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.021837][ T32] r4:84753d00 [ 1337.021979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.022096][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.022153][ T32] r4:00000001 [ 1337.022288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.022381][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.022468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.022667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.022881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.022978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.023035][ T32] r4:844bb340 [ 1337.023092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.023261][ T32] INFO: task kworker/1:285:4245 blocked for more than 463 seconds. [ 1337.023356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.023419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.023573][ T32] task:kworker/1:285 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.023686][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.024062][ T32] Call trace: [ 1337.024164][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.024364][ T32] r10:829187f4 r9:eabe9d84 r8:00000002 r7:60000013 r6:eabe9d8c r5:844aec00 [ 1337.024586][ T32] r4:844aec00 [ 1337.024644][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.024813][ T32] r5:844aec00 r4:829187f0 [ 1337.051666][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.051854][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.051946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1337.051991][ T32] r4:00000000 [ 1337.052029][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.052097][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.052209][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.052300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad880 [ 1337.052424][ T32] r4:00000000 [ 1337.052464][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1337.053366][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.054173][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.062908][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1337.064147][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1337.064316][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.085871][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.086894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.087426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.087872][ T32] task:kworker/1:286 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.088670][ T32] r5:844ab000 r4:829187f0 ** 2 printk messages dropped ** [ 1337.089023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 ** 6 printk messages dropped ** [ 1337.089649][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.089733][ T32] r9:83018205 r8:844ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1337.089806][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.089885][ T32] r5:00001000 r4:eac6b000 [ 1337.089935][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.090063][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.090143][ T32] r5:8519038c r4:85190000 [ 1337.090177][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.090264][ T32] r7:ddde2d40 r6:83018200 r5:8519038c r4:84a74980 [ 1337.090300][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.090579][ T32] r10:61c88647 r9:844ab000 r8:84a749ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.090626][ T32] r4:84a74980 [ 1337.090789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.090927][ T32] r10:00000000 r9:84a74980 r8:8027ecf4 r7:eac15e60 r6:8506f580 r5:844ab000 [ 1337.091048][ T32] r4:00000001 [ 1337.091124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.091269][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1337.091322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.091373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.091421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.091475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.091519][ T32] r4:84aad780 [ 1337.092389][ T32] INFO: task kworker/1:286:4247 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.092477][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.092839][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.092943][ T32] Call trace: [ 1337.093062][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.093202][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.093309][ T32] r4:00000000 [ 1337.093368][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.093457][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.093524][ T32] dd20: db112000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.093594][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.093754][ T32] dd60: 80000013 ffffffff [ 1337.093838][ T32] r5:80000013 r4:80239bb0 [ 1337.093894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.094055][ T32] r4:82ac21e4 [ 1337.094177][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.094299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.094359][ T32] r4:e46fddc0 [ 1337.094408][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.094512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.094569][ T32] r4:00000000 [ 1337.094704][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.128851][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.128984][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.129492][ T32] r5:00001000 r4:e042b000 [ 1337.129571][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.129801][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.129956][ T32] r5:8502278c r4:85022400 [ 1337.130026][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.130142][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.130196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.130309][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.130368][ T32] r4:84753d00 [ 1337.130416][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.130693][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.130762][ T32] r4:00000001 [ 1337.130811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.130927][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.131133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.131216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.131285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.131353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.131444][ T32] r4:844bb340 [ 1337.131512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.131657][ T32] INFO: task kworker/1:287:4249 blocked for more than 463 seconds. [ 1337.131743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.131807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.131937][ T32] task:kworker/1:287 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.132224][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.132459][ T32] Call trace: [ 1337.132575][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.132698][ T32] r10:829187f4 r9:eac45d84 r8:00000002 r7:60000113 r6:eac45d8c r5:85150000 [ 1337.132769][ T32] r4:85150000 [ 1337.132840][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.132948][ T32] r5:85150000 r4:829187f0 [ 1337.133033][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.133270][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.133413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1337.133477][ T32] r4:00000000 [ 1337.133956][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.134068][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.134162][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.134472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aadbc0 [ 1337.134539][ T32] r4:00000000 [ 1337.134611][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.155999][ T32] r9:83018205 r8:85150000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1337.156271][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.156445][ T32] r5:00001000 r4:eac83000 [ 1337.156497][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.156590][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.156691][ T32] r5:85190b8c r4:85190800 [ 1337.156742][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.156847][ T32] r7:ddde2d40 r6:83018200 r5:85190b8c r4:84a74a00 [ 1337.156920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.157046][ T32] r10:61c88647 r9:85150000 r8:84a74a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.157133][ T32] r4:84a74a00 [ 1337.157190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.157299][ T32] r10:00000000 r9:84a74a00 r8:8027ecf4 r7:eac15e60 r6:84a74a80 r5:85150000 [ 1337.157357][ T32] r4:00000001 [ 1337.157408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.157494][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1337.157563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.157772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.157844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.157911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.157958][ T32] r4:84aad940 [ 1337.158742][ T32] INFO: task kworker/1:287:4249 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.158848][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.158981][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.159082][ T32] Call trace: [ 1337.159158][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.159405][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.159465][ T32] r4:00000000 [ 1337.159509][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.159600][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.159692][ T32] dd20: db594000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.159771][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.159831][ T32] dd60: 80000013 ffffffff [ 1337.159980][ T32] r5:80000013 r4:80239bb0 [ 1337.160057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.160155][ T32] r4:82ac21e4 [ 1337.160264][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.160374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.160428][ T32] r4:e46fddc0 [ 1337.160617][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.160735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.160793][ T32] r4:00000000 [ 1337.160907][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.161456][ T32] r5:8502278c r4:85022400 ** 4 printk messages dropped ** [ 1337.162026][ T32] r4:84753d00 ** 3 printk messages dropped ** [ 1337.162478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1337.162902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.162978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.163078][ T32] r4:844bb340 [ 1337.163142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.163224][ T32] INFO: task kworker/1:288:4251 blocked for more than 463 seconds. [ 1337.163310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.163374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.163474][ T32] task:kworker/1:288 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.164282][ T32] r5:85156c00 r4:829187f0 [ 1337.164336][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.164435][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.164538][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 ** 3 printk messages dropped ** [ 1337.185848][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1337.186113][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.186640][ T32] r4:84a74b00 ** 4 printk messages dropped ** [ 1337.187084][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) ** 5 printk messages dropped ** [ 1337.188323][ T32] INFO: task kworker/1:288:4251 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 7 printk messages dropped ** [ 1337.188924][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) ** 4 printk messages dropped ** [ 1337.189283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.189449][ T32] r4:82ac21e4 [ 1337.189507][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.189566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.189594][ T32] r4:e46fddc0 [ 1337.189617][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.189677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.189734][ T32] r4:00000000 [ 1337.189759][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.189816][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.189841][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.189953][ T32] r5:00001000 r4:e042b000 [ 1337.190026][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.190079][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.190144][ T32] r5:8502278c r4:85022400 [ 1337.190219][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.190307][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.190337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.190390][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.190442][ T32] r4:84753d00 [ 1337.190496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.190553][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.190587][ T32] r4:00000001 [ 1337.190614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.190688][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.190723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.190755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.190786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.190845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.190877][ T32] r4:844bb340 [ 1337.190930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.191017][ T32] INFO: task kworker/1:289:4252 blocked for more than 463 seconds. [ 1337.191107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.191238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.191303][ T32] task:kworker/1:289 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.191364][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.191444][ T32] Call trace: [ 1337.191525][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.191610][ T32] r10:829187f4 r9:eaca1d84 r8:00000002 r7:60000013 r6:eaca1d8c r5:8514c800 [ 1337.191640][ T32] r4:8514c800 [ 1337.191712][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.191782][ T32] r5:8514c800 r4:829187f0 [ 1337.191839][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.191928][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.192059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1337.192136][ T32] r4:00000000 [ 1337.192187][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.192262][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.192347][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.192896][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1337.194722][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.227437][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.227951][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1337.228099][ T32] r4:00000000 [ 1337.228156][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.228220][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.228845][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.228958][ T32] r5:00001000 r4:e042b000 [ 1337.229069][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.229161][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.229255][ T32] r5:8502278c r4:85022400 [ 1337.229299][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.229395][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.229515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.229569][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.229594][ T32] r4:84753d00 [ 1337.229617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.229668][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.229692][ T32] r4:00000001 [ 1337.229713][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.229791][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.229965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.230015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.230047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.230079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.230105][ T32] r4:844bb340 [ 1337.230133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.230252][ T32] INFO: task kworker/1:290:4255 blocked for more than 463 seconds. [ 1337.230460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.230501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.230529][ T32] task:kworker/1:290 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.230592][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.230674][ T32] Call trace: [ 1337.230834][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.231037][ T32] r10:829187f4 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:85210000 [ 1337.231074][ T32] r4:85210000 [ 1337.231193][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.231306][ T32] r5:85210000 r4:829187f0 [ 1337.231363][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.231481][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.231849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1337.231925][ T32] r4:00000000 [ 1337.232288][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.232496][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.232595][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.232741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aadfc0 [ 1337.232805][ T32] r4:00000000 [ 1337.232855][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.232964][ T32] r9:83018205 r8:85210000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1337.233203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.233361][ T32] r5:00001000 r4:eac97000 [ 1337.233424][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.233586][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.233709][ T32] r5:8519138c r4:85191000 [ 1337.233759][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.233926][ T32] r7:ddde2d40 r6:83018200 r5:8519138c r4:84a74d00 [ 1337.234041][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.234239][ T32] r10:61c88647 r9:85210000 r8:84a74d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.234310][ T32] r4:84a74d00 [ 1337.234363][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.234543][ T32] r10:00000000 r9:84a74d00 r8:8027ecf4 r7:eac81e60 r6:84a74d80 r5:85210000 [ 1337.234608][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.265979][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.266522][ T32] r4:84aadc40 ** 2 printk messages dropped ** [ 1337.267797][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.268307][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1337.269119][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1337.269362][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.270102][ T32] r5:8502278c r4:85022400 ** 6 printk messages dropped ** [ 1337.270760][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 ** 9 printk messages dropped ** [ 1337.271627][ T32] INFO: task kworker/1:291:4257 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.272845][ T32] r5:85211800 r4:829187f0 [ 1337.272901][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.273246][ T32] r4:00000000 [ 1337.273326][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.273418][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.273540][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.273648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809040 [ 1337.273738][ T32] r4:00000000 [ 1337.273796][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.273967][ T32] r9:83018205 r8:85211800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1337.274069][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.274246][ T32] r5:00001000 r4:df9d3000 [ 1337.274316][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.274414][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.274573][ T32] r5:85191f8c r4:85191c00 [ 1337.295803][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.296246][ T32] r7:ddde2d40 r6:83018200 r5:85191f8c r4:84a74e00 [ 1337.296310][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.296429][ T32] r10:61c88647 r9:85211800 r8:84a74e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.296568][ T32] r4:84a74e00 [ 1337.296630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.296781][ T32] r10:00000000 r9:84a74e00 r8:8027ecf4 r7:eac81e60 r6:84a74e80 r5:85211800 [ 1337.296850][ T32] r4:00000001 [ 1337.296905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.297035][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1337.297201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.297286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.297381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.297460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.297520][ T32] r4:84aadf40 [ 1337.298558][ T32] INFO: task kworker/1:291:4257 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.298711][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.298981][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.299116][ T32] Call trace: [ 1337.299255][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.299443][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.299512][ T32] r4:00000000 [ 1337.299568][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.299675][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.299803][ T32] dd20: dbe7d000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.299887][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.299948][ T32] dd60: 80000013 ffffffff [ 1337.300014][ T32] r5:80000013 r4:80239bb0 [ 1337.300103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.300211][ T32] r4:82ac21e4 [ 1337.300271][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.300396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.300562][ T32] r4:e46fddc0 [ 1337.300631][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.300899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.300974][ T32] r4:00000000 [ 1337.301028][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.301185][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.301277][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.301393][ T32] r5:00001000 r4:e042b000 [ 1337.301452][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.302086][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 6 printk messages dropped ** [ 1337.302632][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.303245][ T32] INFO: task kworker/1:292:4258 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.304033][ T32] r10:829187f4 r9:eacc1d84 r8:00000002 r7:60000013 r6:eacc1d8c r5:85212400 ** 2 printk messages dropped ** [ 1337.304303][ T32] r5:85212400 r4:829187f0 [ 1337.304381][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.338476][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.339200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7c600 ** 7 printk messages dropped ** [ 1337.340083][ T32] r5:85191b8c r4:85191800 ** 3 printk messages dropped ** [ 1337.340692][ T32] r10:61c88647 r9:85212400 r8:84a74f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1337.341271][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) ** 5 printk messages dropped ** [ 1337.342690][ T32] INFO: task kworker/1:292:4258 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 11 printk messages dropped ** [ 1337.343996][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.344555][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1337.372669][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 1337.373852][ T32] r4:84753d00 [ 1337.373921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.374039][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.374106][ T32] r4:00000001 [ 1337.374164][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.374261][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.374343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.374434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.374513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.374596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.385281][ T32] r4:844bb340 [ 1337.385432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.385515][ T32] INFO: task kworker/1:293:4264 blocked for more than 463 seconds. [ 1337.385592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.385659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.385723][ T32] task:kworker/1:293 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.385855][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.386051][ T32] Call trace: [ 1337.386194][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.386310][ T32] r10:829187f4 r9:eab59d84 r8:00000002 r7:60000013 r6:eab59d8c r5:85210c00 [ 1337.386383][ T32] r4:85210c00 [ 1337.386464][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.386608][ T32] r5:85210c00 r4:829187f0 [ 1337.386679][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.386787][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.386906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1337.386959][ T32] r4:00000000 [ 1337.386999][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.387071][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.387145][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.387226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809280 [ 1337.387367][ T32] r4:00000000 [ 1337.387429][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.387528][ T32] r9:83018205 r8:85210c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1337.387574][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.387725][ T32] r5:00001000 r4:dfa49000 [ 1337.387777][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.387864][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.387969][ T32] r5:8519238c r4:85192000 [ 1337.388147][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.388275][ T32] r7:ddde2d40 r6:83018200 r5:8519238c r4:84a77000 [ 1337.388364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.388509][ T32] r10:61c88647 r9:85210c00 r8:84a7702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.388618][ T32] r4:84a77000 [ 1337.388719][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.388895][ T32] r10:00000000 r9:84a77000 r8:8027ecf4 r7:eaca5e60 r6:84a77080 r5:85210c00 [ 1337.388965][ T32] r4:00000001 [ 1337.389006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.389074][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1337.389180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.389347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.389436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.389513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.389585][ T32] r4:84809100 [ 1337.390472][ T32] INFO: task kworker/1:293:4264 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.390583][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.390800][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.390952][ T32] Call trace: [ 1337.391035][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.391174][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.391233][ T32] r4:00000000 [ 1337.391273][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.391355][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.391429][ T32] dd20: dc68e000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.391487][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.391567][ T32] dd60: 80000013 ffffffff [ 1337.391619][ T32] r5:80000013 r4:80239bb0 [ 1337.391672][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.391777][ T32] r4:82ac21e4 [ 1337.391840][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.391973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.392034][ T32] r4:e46fddc0 [ 1337.392092][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.392239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.392337][ T32] r4:00000000 [ 1337.392447][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.392573][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.392628][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.392757][ T32] r5:00001000 r4:e042b000 [ 1337.392849][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.392971][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.393083][ T32] r5:8502278c r4:85022400 [ 1337.393177][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.393305][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.393384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.393543][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.393607][ T32] r4:84753d00 [ 1337.393648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.393775][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.393837][ T32] r4:00000001 [ 1337.393886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394064][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.394139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.394266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.394551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.394622][ T32] r4:844bb340 [ 1337.426897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1337.428021][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.428507][ T32] r5:85214800 r4:829187f0 ** 7 printk messages dropped ** [ 1337.429415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085fc0 ** 1 printk messages dropped ** [ 1337.429666][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.429791][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1337.429871][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.429979][ T32] r5:00001000 r4:eab35000 [ 1337.430038][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.430136][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.430247][ T32] r5:85192b8c r4:85192800 [ 1337.430304][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.430438][ T32] r7:ddde2d40 r6:83018200 r5:85192b8c r4:84a77100 [ 1337.430852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.431018][ T32] r10:61c88647 r9:85214800 r8:84a7712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.431078][ T32] r4:84a77100 [ 1337.431125][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.431271][ T32] r10:00000000 r9:84a77100 r8:8027ecf4 r7:eab59e60 r6:84a77180 r5:85214800 [ 1337.431350][ T32] r4:00000001 [ 1337.431453][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.431560][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1337.431624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.431741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.431825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.431893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.431960][ T32] r4:84809100 [ 1337.432803][ T32] INFO: task kworker/1:294:4265 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.432899][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.433120][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.433246][ T32] Call trace: [ 1337.433329][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.433917][ T32] dd60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1337.434362][ T32] r4:e46fddc0 ** 6 printk messages dropped ** [ 1337.467379][ T32] r5:00001000 r4:e042b000 ** 7 printk messages dropped ** [ 1337.468578][ T32] r4:84753d00 ** 8 printk messages dropped ** [ 1337.469364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.470975][ T32] r5:85216000 r4:829187f0 [ 1337.471032][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.471956][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1337.473228][ T32] r10:00000000 r9:84a77200 r8:8027ecf4 r7:eacc5e60 r6:84a77280 r5:85216000 ** 10 printk messages dropped ** [ 1337.485834][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.485999][ T32] Call trace: [ 1337.486092][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.486222][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.486288][ T32] r4:00000000 [ 1337.486342][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.486441][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.486515][ T32] dd20: dcda7000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.486592][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.486678][ T32] dd60: 80000013 ffffffff [ 1337.486751][ T32] r5:80000013 r4:80239bb0 [ 1337.486809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.486913][ T32] r4:82ac21e4 [ 1337.487006][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.487150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.487255][ T32] r4:e46fddc0 [ 1337.487360][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1337.487549][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.488342][ T32] r5:8502278c r4:85022400 ** 8 printk messages dropped ** [ 1337.489328][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1337.490557][ T32] r10:829187f4 r9:eacd1d84 r8:00000002 r7:60000013 r6:eacd1d8c r5:85216c00 ** 5 printk messages dropped ** [ 1337.491216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 ** 8 printk messages dropped ** [ 1337.491930][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.493074][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.493831][ T32] r4:84755d00 ** 3 printk messages dropped ** [ 1337.536249][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.536762][ T32] r4:00000000 [ 1337.536961][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.537075][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.537194][ T32] dd20: dd338000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.537273][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.537357][ T32] dd60: 80000013 ffffffff [ 1337.537431][ T32] r5:80000013 r4:80239bb0 [ 1337.537583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.537744][ T32] r4:82ac21e4 [ 1337.537815][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.537960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.538027][ T32] r4:e46fddc0 [ 1337.538083][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.538224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.538287][ T32] r4:00000000 [ 1337.538364][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.538554][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.538624][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.538722][ T32] r5:00001000 r4:e042b000 [ 1337.538840][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.538944][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.539070][ T32] r5:8502278c r4:85022400 [ 1337.539209][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.539325][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.539423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.539537][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.539596][ T32] r4:84753d00 [ 1337.539651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.539792][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.539883][ T32] r4:00000001 [ 1337.539962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.540049][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.540139][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.540458][ T32] r4:844bb340 ** 5 printk messages dropped ** [ 1337.541069][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.541753][ T32] r5:85213c00 r4:829187f0 [ 1337.541832][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.542150][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 ** 3 printk messages dropped ** [ 1337.542575][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.542680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755fc0 [ 1337.542778][ T32] r4:00000000 [ 1337.542845][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.542952][ T32] r9:83018005 r8:85213c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1337.543009][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.543108][ T32] r5:00001000 r4:dff61000 [ 1337.543162][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.543253][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.543381][ T32] r5:851d5b8c r4:851d5800 [ 1337.543488][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.543598][ T32] r7:dddced40 r6:83018000 r5:851d5b8c r4:8506f680 [ 1337.543667][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.543772][ T32] r10:61c88647 r9:85213c00 r8:8506f6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.543928][ T32] r4:8506f680 [ 1337.544023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.544138][ T32] r10:00000000 r9:8506f680 r8:8027ecf4 r7:eacd1e60 r6:84a77380 r5:85213c00 [ 1337.544196][ T32] r4:00000001 [ 1337.544280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.544366][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1337.544435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.544544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.544619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.573240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.573518][ T32] r4:84755e80 [ 1337.574385][ T32] INFO: task kworker/0:279:4269 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 2 printk messages dropped ** [ 1337.575970][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.576648][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1337.577279][ T32] r4:e46fddc0 ** 2 printk messages dropped ** [ 1337.577686][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.578385][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1337.579228][ T32] r4:84753d00 ** 6 printk messages dropped ** [ 1337.580170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.580782][ T32] task:kworker/0:280 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.581675][ T32] r5:85218000 r4:829187f0 ** 2 printk messages dropped ** [ 1337.581982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 ** 3 printk messages dropped ** [ 1337.582347][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.582484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965440 [ 1337.582544][ T32] r4:00000000 [ 1337.582617][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.582807][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.582879][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.583035][ T32] r5:00001000 r4:e0603000 [ 1337.583115][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.583220][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.583351][ T32] r5:851d738c r4:851d7000 [ 1337.583463][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.583598][ T32] r7:dddced40 r6:83018000 r5:851d738c r4:8506f700 [ 1337.583693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.583863][ T32] r10:61c88647 r9:85218000 r8:8506f72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.583946][ T32] r4:8506f700 [ 1337.584001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.584151][ T32] r10:00000000 r9:8506f700 r8:8027ecf4 r7:eacd1e60 r6:84a77400 r5:85218000 [ 1337.584229][ T32] r4:00000001 [ 1337.584288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.584392][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1337.584468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.584548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.584652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.615821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.615991][ T32] r4:84755e00 [ 1337.616858][ T32] INFO: task kworker/0:280:4271 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.616960][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.617354][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.617505][ T32] Call trace: [ 1337.617629][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.617810][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.617900][ T32] r4:00000000 [ 1337.617994][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.618146][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.618273][ T32] dd20: ddab2000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.618362][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.618444][ T32] dd60: 80000013 ffffffff [ 1337.618547][ T32] r5:80000013 r4:80239bb0 [ 1337.618620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.618831][ T32] r4:82ac21e4 [ 1337.618908][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1337.619608][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1337.620555][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.620631][ T32] r4:84753d00 [ 1337.620694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.620820][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.620891][ T32] r4:00000001 [ 1337.620972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.621186][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.621277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.621428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.621539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.621645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.621717][ T32] r4:844bb340 [ 1337.621777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1337.622751][ T32] r10:829187f4 r9:eace9d84 r8:00000002 r7:60000113 r6:eace9d8c r5:8521a400 ** 2 printk messages dropped ** [ 1337.622965][ T32] r5:8521a400 r4:829187f0 ** 3 printk messages dropped ** [ 1337.623486][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.623982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755640 ** 9 printk messages dropped ** [ 1337.655596][ T32] r7:dddced40 r6:83018000 r5:851d638c r4:8506f780 ** 5 printk messages dropped ** [ 1337.656215][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.656546][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.658181][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.659138][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1337.660292][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.660944][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.661493][ T32] r4:84753d00 [ 1337.661576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.661691][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.661746][ T32] r4:00000001 [ 1337.661800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.661909][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.662033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.662153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.662225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.662284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.662337][ T32] r4:844bb340 [ 1337.662465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.662563][ T32] INFO: task kworker/0:282:4276 blocked for more than 464 seconds. [ 1337.662642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.662712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.662761][ T32] task:kworker/0:282 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.662895][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.663023][ T32] Call trace: [ 1337.663155][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.663286][ T32] r10:829187f4 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:85218c00 [ 1337.663350][ T32] r4:85218c00 [ 1337.663420][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.663590][ T32] r5:85218c00 r4:829187f0 [ 1337.663799][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.663912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.664029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1337.664143][ T32] r4:00000000 [ 1337.664278][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.664394][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.664512][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.664638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84724740 [ 1337.686349][ T32] r4:00000000 [ 1337.686405][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.686487][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1337.686512][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686564][ T32] r5:00001000 r4:e0567000 ** 3 printk messages dropped ** [ 1337.686698][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.688817][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.690586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1337.692263][ T32] r5:00001000 r4:e042b000 ** 4 printk messages dropped ** [ 1337.692856][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.692882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.692933][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.692957][ T32] r4:84753d00 [ 1337.692977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.693026][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.693049][ T32] r4:00000001 [ 1337.693154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.693325][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.693370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.693405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.693537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.693690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.693722][ T32] r4:844bb340 [ 1337.693747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.693817][ T32] INFO: task kworker/0:283:4278 blocked for more than 464 seconds. [ 1337.693875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.693903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.694336][ T32] r4:85219800 ** 1 printk messages dropped ** [ 1337.694570][ T32] r5:85219800 r4:829187f0 ** 1 printk messages dropped ** [ 1337.695016][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1337.726858][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1337.727796][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.729152][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.730371][ T32] dd60: 80000013 ffffffff ** 8 printk messages dropped ** [ 1337.733025][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.733601][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.733924][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.734043][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.734091][ T32] r4:84753d00 [ 1337.734334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.734450][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.734501][ T32] r4:00000001 [ 1337.734542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.734764][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.771024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.771148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.771252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.771330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.771427][ T32] r4:844bb340 [ 1337.771496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.771661][ T32] INFO: task kworker/0:284:4279 blocked for more than 464 seconds. [ 1337.771749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.771852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.771912][ T32] task:kworker/0:284 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.772045][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.772188][ T32] Call trace: [ 1337.772274][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.772435][ T32] r10:829187f4 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:8521c800 [ 1337.772497][ T32] r4:8521c800 [ 1337.772570][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.772668][ T32] r5:8521c800 r4:829187f0 [ 1337.772849][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.772971][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.773121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1337.773180][ T32] r4:00000000 [ 1337.773239][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.773351][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.773447][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.773586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849652c0 [ 1337.773646][ T32] r4:00000000 [ 1337.773693][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.773863][ T32] r9:83018005 r8:8521c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.774000][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.774151][ T32] r5:00001000 r4:e05bd000 [ 1337.774214][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.774347][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.774446][ T32] r5:851d6f8c r4:851d6c00 [ 1337.774495][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.774810][ T32] r7:dddced40 r6:83018000 r5:851d6f8c r4:8506f900 [ 1337.792151][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.792402][ T32] r10:61c88647 r9:8521c800 r8:8506f92c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1337.808460][ T32] INFO: task kworker/0:284:4279 is blocked on a mutex likely owned by task kworker/0:151:3776. ** 16 printk messages dropped ** [ 1337.810703][ T32] r4:e46fddc0 ** 4 printk messages dropped ** [ 1337.811171][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1337.812031][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.812090][ T32] r4:84753d00 [ 1337.812151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.812261][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.812323][ T32] r4:00000001 [ 1337.812444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.812554][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.812650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.812765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.812837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.812905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.813119][ T32] r4:844bb340 [ 1337.813214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.813298][ T32] INFO: task kworker/0:285:4282 blocked for more than 464 seconds. [ 1337.813383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.813450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.813504][ T32] task:kworker/0:285 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.813635][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.813737][ T32] Call trace: [ 1337.813817][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.813929][ T32] r10:829187f4 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:8521b000 [ 1337.813997][ T32] r4:8521b000 [ 1337.814049][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.814147][ T32] r5:8521b000 r4:829187f0 [ 1337.814227][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.814440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 ** 12 printk messages dropped ** [ 1337.823280][ T32] r5:851d778c r4:851d7400 ** 6 printk messages dropped ** [ 1337.824004][ T32] r10:00000000 r9:8506f980 r8:8027ecf4 r7:eacdde60 r6:84a77680 r5:8521b000 ** 9 printk messages dropped ** [ 1337.846869][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.847030][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.847198][ T32] Call trace: [ 1337.847347][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.847470][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.847521][ T32] r4:00000000 [ 1337.847566][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.847848][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.847954][ T32] dd20: debeb000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.848021][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.848074][ T32] dd60: 80000013 ffffffff [ 1337.848243][ T32] r5:80000013 r4:80239bb0 [ 1337.848336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.848426][ T32] r4:82ac21e4 [ 1337.848477][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.848575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.848626][ T32] r4:e46fddc0 [ 1337.848667][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.848885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.848940][ T32] r4:00000000 [ 1337.848992][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.849108][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.849157][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.849216][ T32] r5:00001000 r4:e042b000 [ 1337.849348][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.849435][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.849824][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 6 printk messages dropped ** [ 1337.850344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.850730][ T32] r4:844bb340 ** 4 printk messages dropped ** [ 1337.851207][ T32] task:kworker/0:286 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.852050][ T32] r5:8521d400 r4:829187f0 [ 1337.852096][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.852404][ T32] r4:00000000 [ 1337.852459][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.852602][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.852683][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.852775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965bc0 [ 1337.852829][ T32] r4:00000000 [ 1337.852914][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.853018][ T32] r9:83018005 r8:8521d400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.853147][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.853241][ T32] r5:00001000 r4:ea849000 [ 1337.853289][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.853372][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.853458][ T32] r5:851d878c r4:851d8400 [ 1337.853576][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.853674][ T32] r7:dddced40 r6:83018000 r5:851d878c r4:8506fa00 [ 1337.853759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.853862][ T32] r10:61c88647 r9:8521d400 r8:8506fa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.853907][ T32] r4:8506fa00 [ 1337.853959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.854050][ T32] r10:00000000 r9:8506fa00 r8:8027ecf4 r7:ead0de60 r6:84a77700 r5:8521d400 [ 1337.854093][ T32] r4:00000001 [ 1337.854139][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.854215][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1337.854279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.854314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.854344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.854378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.854405][ T32] r4:84965400 [ 1337.886102][ T32] INFO: task kworker/0:286:4285 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.886383][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.886670][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.886841][ T32] Call trace: [ 1337.887022][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.887091][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.887417][ T32] r4:00000000 [ 1337.887447][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.887492][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.887528][ T32] dd20: dee36000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 ** 1 printk messages dropped ** [ 1337.887586][ T32] dd60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1337.887750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 ** 2 printk messages dropped ** [ 1337.887841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.887866][ T32] r4:00000000 [ 1337.887886][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.887949][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.888109][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.888216][ T32] r5:00001000 r4:e042b000 [ 1337.888262][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.888419][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.888523][ T32] r5:8502278c r4:85022400 [ 1337.888605][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.888710][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.888839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.888958][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.889042][ T32] r4:84753d00 [ 1337.889240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.889399][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.889463][ T32] r4:00000001 [ 1337.889512][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.889635][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.889731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.889768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.889804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.890234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.890286][ T32] r4:844bb340 [ 1337.890342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.890591][ T32] INFO: task kworker/0:287:4286 blocked for more than 464 seconds. ** 2 printk messages dropped ** [ 1337.890732][ T32] task:kworker/0:287 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.891384][ T32] r5:8521ec00 r4:829187f0 [ 1337.891411][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.891523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 ** 5 printk messages dropped ** [ 1337.891791][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.892108][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1337.892476][ T32] r4:8506fa80 ** 5 printk messages dropped ** [ 1337.892715][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.893585][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.893692][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.893851][ T32] Call trace: [ 1337.893923][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.893986][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.894123][ T32] r4:00000000 [ 1337.894150][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.894198][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.894231][ T32] dd20: dee36000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.894262][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.894474][ T32] dd60: 80000013 ffffffff [ 1337.894504][ T32] r5:80000013 r4:80239bb0 [ 1337.894526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.894570][ T32] r4:82ac21e4 [ 1337.894592][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.920933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.921283][ T32] r4:e46fddc0 [ 1337.921350][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.922407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.922487][ T32] r4:00000000 [ 1337.922538][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.922694][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.922791][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.922901][ T32] r5:00001000 r4:e042b000 [ 1337.922949][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.923113][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.923223][ T32] r5:8502278c r4:85022400 [ 1337.923316][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.923430][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.923507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.923658][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.923793][ T32] r4:84753d00 [ 1337.923890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.924006][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.924060][ T32] r4:00000001 [ 1337.924108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.924219][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.924299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.924367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.924429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.924518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.924578][ T32] r4:844bb340 [ 1337.924634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.924809][ T32] INFO: task kworker/0:288:4287 blocked for more than 464 seconds. [ 1337.936208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.936334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.936404][ T32] task:kworker/0:288 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.936587][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.936770][ T32] Call trace: [ 1337.936991][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.937171][ T32] r10:829187f4 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:8521bc00 [ 1337.937238][ T32] r4:8521bc00 [ 1337.937319][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.938040][ T32] r5:8521bc00 r4:829187f0 [ 1337.938181][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.938300][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.938419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1337.938479][ T32] r4:00000000 [ 1337.938535][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.938623][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.938709][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.938807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965780 [ 1337.938854][ T32] r4:00000000 [ 1337.938907][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.939024][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1337.939079][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.939230][ T32] r5:00001000 r4:ea79b000 [ 1337.939301][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.939401][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.939498][ T32] r5:851d7f8c r4:851d7c00 [ 1337.939550][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.939660][ T32] r7:dddced40 r6:83018000 r5:851d7f8c r4:8506fb00 [ 1337.939711][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.939824][ T32] r10:61c88647 r9:8521bc00 r8:8506fb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.939877][ T32] r4:8506fb00 [ 1337.939924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.940026][ T32] r10:00000000 r9:8506fb00 r8:8027ecf4 r7:ead19e60 r6:84a77800 r5:8521bc00 [ 1337.940081][ T32] r4:00000001 [ 1337.940144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1337.940291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.940359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.940422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.940486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.940538][ T32] r4:84965480 [ 1337.941429][ T32] INFO: task kworker/0:288:4287 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.941535][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.941674][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.941778][ T32] Call trace: [ 1337.941859][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.941987][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.942054][ T32] r4:00000000 [ 1337.942396][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.942504][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.942588][ T32] dd20: df3a3000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.942671][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.942741][ T32] dd60: 80000013 ffffffff [ 1337.942806][ T32] r5:80000013 r4:80239bb0 [ 1337.943533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.943678][ T32] r4:82ac21e4 [ 1337.943742][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.943865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1337.944207][ T32] r4:e46fddc0 [ 1337.944716][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.974281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1337.974375][ T32] r4:00000000 [ 1337.974465][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.974662][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.974771][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.975739][ T32] r5:00001000 r4:e042b000 [ 1337.975822][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.975929][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.976017][ T32] r5:8502278c r4:85022400 [ 1337.976104][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.976251][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1337.976332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.976440][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.976570][ T32] r4:84753d00 [ 1337.976630][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.976727][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1337.976779][ T32] r4:00000001 [ 1337.976902][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.977021][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1337.977147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.977219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.977387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.977461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.977511][ T32] r4:844bb340 [ 1337.977560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.977648][ T32] INFO: task kworker/0:289:4289 blocked for more than 464 seconds. [ 1337.977721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.977872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.977925][ T32] task:kworker/0:289 state:D stack:0 pid:4289 tgid:4289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.978037][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.978171][ T32] Call trace: [ 1337.978337][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1337.978447][ T32] r10:829187f4 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:85215400 [ 1337.978495][ T32] r4:85215400 [ 1337.978767][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1337.978898][ T32] r5:85215400 r4:829187f0 [ 1337.978960][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.979069][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.979206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1337.979271][ T32] r4:00000000 [ 1337.979455][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1337.979578][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1337.979690][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1337.979864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965900 [ 1337.979974][ T32] r4:00000000 [ 1337.980041][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1337.980181][ T32] r9:83018005 r8:85215400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1337.980246][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.980357][ T32] r5:00001000 r4:ea7c3000 [ 1337.980417][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1337.980517][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.980696][ T32] r5:841efb8c r4:841ef800 [ 1337.980766][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.980912][ T32] r7:dddced40 r6:83018000 r5:841efb8c r4:8506fb80 [ 1337.980977][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.981131][ T32] r10:61c88647 r9:85215400 r8:8506fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.981202][ T32] r4:8506fb80 [ 1337.981256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.981370][ T32] r10:00000000 r9:8506fb80 r8:8027ecf4 r7:ead19e60 r6:84a77880 r5:85215400 [ 1337.981433][ T32] r4:00000001 [ 1337.981530][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.981631][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1337.981711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.981790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.981863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.981949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.982011][ T32] r4:849657c0 [ 1337.982878][ T32] INFO: task kworker/0:289:4289 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1337.982983][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.983396][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.983691][ T32] Call trace: [ 1337.983826][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1337.983978][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1337.984059][ T32] r4:00000000 [ 1337.984148][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.984260][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1337.984379][ T32] dd20: df5c5000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1337.984477][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1337.984580][ T32] dd60: 80000013 ffffffff [ 1338.015852][ T32] r5:80000013 r4:80239bb0 [ 1338.015963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.016163][ T32] r4:82ac21e4 [ 1338.016239][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.016362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1338.016423][ T32] r4:e46fddc0 [ 1338.016480][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.016588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1338.016649][ T32] r4:00000000 [ 1338.016736][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.016860][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.016957][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.017130][ T32] r5:00001000 r4:e042b000 [ 1338.017264][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.017367][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.017461][ T32] r5:8502278c r4:85022400 [ 1338.017521][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.017688][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1338.017781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.017909][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.018000][ T32] r4:84753d00 [ 1338.018066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.018191][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1338.018255][ T32] r4:00000001 [ 1338.018517][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.018648][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1338.018758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.018838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.018913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.018987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.019084][ T32] r4:844bb340 [ 1338.019168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.019281][ T32] INFO: task kworker/0:290:4291 blocked for more than 464 seconds. [ 1338.019381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.019453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.019541][ T32] task:kworker/0:290 state:D stack:0 pid:4291 tgid:4291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.019687][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.019802][ T32] Call trace: [ 1338.020061][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.020223][ T32] r10:829187f4 r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:85220000 [ 1338.020315][ T32] r4:85220000 [ 1338.020376][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.020483][ T32] r5:85220000 r4:829187f0 [ 1338.020537][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.020646][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.020774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1338.020836][ T32] r4:00000000 [ 1338.020892][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.020990][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.021198][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.021334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965ac0 [ 1338.021453][ T32] r4:00000000 [ 1338.021572][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.021703][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.021764][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.021873][ T32] r5:00001000 r4:ea82f000 [ 1338.022010][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.022146][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.022257][ T32] r5:851d838c r4:851d8000 [ 1338.022307][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.022413][ T32] r7:dddced40 r6:83018000 r5:851d838c r4:8506fc00 [ 1338.022467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.022581][ T32] r10:61c88647 r9:85220000 r8:8506fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.022650][ T32] r4:8506fc00 [ 1338.022747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.022881][ T32] r10:00000000 r9:8506fc00 r8:8027ecf4 r7:ead19e60 r6:84a77900 r5:85220000 [ 1338.022949][ T32] r4:00000001 [ 1338.023009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.023121][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1338.023205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.023282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.023350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.023425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.023515][ T32] r4:84965700 [ 1338.024457][ T32] INFO: task kworker/0:290:4291 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1338.024585][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.043981][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.044381][ T32] Call trace: [ 1338.044506][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.059431][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1338.059632][ T32] r4:00000000 [ 1338.059686][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.059803][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1338.059871][ T32] dd20: dfc75000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1338.059932][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1338.059995][ T32] dd60: 80000013 ffffffff [ 1338.060054][ T32] r5:80000013 r4:80239bb0 [ 1338.060186][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.060329][ T32] r4:82ac21e4 [ 1338.060408][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.060524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1338.060583][ T32] r4:e46fddc0 [ 1338.060731][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.060826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1338.060908][ T32] r4:00000000 [ 1338.060955][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.061053][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.061175][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.061282][ T32] r5:00001000 r4:e042b000 [ 1338.061370][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.061471][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.061568][ T32] r5:8502278c r4:85022400 [ 1338.061636][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.061739][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1338.061787][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.061925][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.062005][ T32] r4:84753d00 [ 1338.062109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.062253][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1338.062368][ T32] r4:00000001 [ 1338.062424][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.062504][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1338.062563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.062666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.062739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.062808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.062864][ T32] r4:844bb340 [ 1338.062951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.063021][ T32] INFO: task kworker/0:291:4293 blocked for more than 464 seconds. [ 1338.063118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.063183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.063232][ T32] task:kworker/0:291 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.063383][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.063475][ T32] Call trace: [ 1338.063617][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.063723][ T32] r10:829187f4 r9:ead41d84 r8:00000002 r7:60000113 r6:ead41d8c r5:85221800 [ 1338.063785][ T32] r4:85221800 [ 1338.063832][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.063924][ T32] r5:85221800 r4:829187f0 [ 1338.064010][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.064118][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.064274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 1338.064327][ T32] r4:00000000 [ 1338.064417][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.064508][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.064682][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.075967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965e80 [ 1338.076075][ T32] r4:00000000 [ 1338.076127][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.076286][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.076383][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.076483][ T32] r5:00001000 r4:ea89d000 [ 1338.076527][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.076608][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.076693][ T32] r5:851d8f8c r4:851d8c00 [ 1338.076735][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.076851][ T32] r7:dddced40 r6:83018000 r5:851d8f8c r4:8506fc80 [ 1338.076903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.077000][ T32] r10:61c88647 r9:85221800 r8:8506fcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.077070][ T32] r4:8506fc80 [ 1338.077148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.077253][ T32] r10:00000000 r9:8506fc80 r8:8027ecf4 r7:ead19e60 r6:84a77980 r5:85221800 [ 1338.077300][ T32] r4:00000001 [ 1338.077341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.077414][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1338.077496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.077563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.077618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.077679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.077793][ T32] r4:84965940 [ 1338.078788][ T32] INFO: task kworker/0:291:4293 is blocked on a mutex likely owned by task kworker/0:151:3776. [ 1338.078882][ T32] task:kworker/0:151 state:R running task stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.079033][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.079202][ T32] Call trace: [ 1338.079276][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.079427][ T32] r10:8280c9b4 r9:848b8c00 r8:80200be4 r7:e46fdd54 r6:ffffffff r5:848b8c00 [ 1338.079481][ T32] r4:00000000 [ 1338.079522][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.079657][ T32] Exception stack(0xe46fdd20 to 0xe46fdd68) [ 1338.079730][ T32] dd20: dfc75000 e0410000 00000001 80239b98 7f16d000 00000001 82ac21c4 82ac15a0 [ 1338.079837][ T32] dd40: 7f16d000 e0410000 8280c9b4 e46fdd9c e46fdda0 e46fdd70 80230ad4 80239bb0 [ 1338.080041][ T32] dd60: 80000013 ffffffff [ 1338.080105][ T32] r5:80000013 r4:80239bb0 [ 1338.080149][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.080240][ T32] r4:82ac21e4 [ 1338.080284][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.080468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e46fddc0 r5:e46fde08 [ 1338.080588][ T32] r4:e46fddc0 [ 1338.080643][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.080744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 [ 1338.080796][ T32] r4:00000000 [ 1338.080881][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.081004][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.081119][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.081257][ T32] r5:00001000 r4:e042b000 [ 1338.081370][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.081457][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.081541][ T32] r5:8502278c r4:85022400 [ 1338.081583][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.081676][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 [ 1338.081758][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.081904][ T32] r10:61c88647 r9:848b8c00 r8:84753d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.081980][ T32] r4:84753d00 [ 1338.082104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.082212][ T32] r10:00000000 r9:84753d00 r8:8027ecf4 r7:e46f9e60 r6:84753d80 r5:848b8c00 [ 1338.082262][ T32] r4:00000001 [ 1338.082305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.082380][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1338.082438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.082497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.082551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.082611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.082658][ T32] r4:844bb340 [ 1338.082701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.082763][ T32] INFO: task kworker/0:292:4295 blocked for more than 464 seconds. [ 1338.082874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.082935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.082980][ T32] task:kworker/0:292 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.083082][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.083166][ T32] Call trace: [ 1338.083260][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.083358][ T32] r10:829187f4 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:85220c00 [ 1338.083407][ T32] r4:85220c00 [ 1338.083448][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.083566][ T32] r5:85220c00 r4:829187f0 [ 1338.083612][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.083730][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.083873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1338.083930][ T32] r4:00000000 [ 1338.083978][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.084059][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.084202][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.084335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965d00 [ 1338.084546][ T32] r4:00000000 [ 1338.084666][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.116330][ T32] r9:83018005 r8:85220c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1338.116541][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.117461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.118326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.120374][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.121088][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.121728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb840 ** 9 printk messages dropped ** [ 1338.122844][ T32] r7:dddced40 r6:83018000 r5:8502278c r4:84753d00 ** 5 printk messages dropped ** [ 1338.123613][ T32] r4:00000001 [ 1338.123665][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.123749][ T32] Exception stack(0xe46fdfb0 to 0xe46fdff8) [ 1338.123827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.123934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.124014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.124083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.124141][ T32] r4:844bb340 [ 1338.124214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.124292][ T32] INFO: task kworker/0:293:4298 blocked for more than 464 seconds. [ 1338.124370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.124436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.124504][ T32] task:kworker/0:293 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.124617][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.124819][ T32] Call trace: [ 1338.160949][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.161219][ T32] r10:829187f4 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:85223000 [ 1338.161294][ T32] r4:85223000 [ 1338.161554][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.161693][ T32] r5:85223000 r4:829187f0 [ 1338.161756][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.161872][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.162011][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1338.162081][ T32] r4:00000000 [ 1338.162148][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.162261][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.162378][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.162494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84965fc0 [ 1338.162583][ T32] r4:00000000 [ 1338.162648][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.162822][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1338.162899][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.163064][ T32] r5:00001000 r4:ea943000 [ 1338.163133][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.163283][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.163409][ T32] r5:851d938c r4:851d9000 [ 1338.163473][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.163605][ T32] r7:dddced40 r6:83018000 r5:851d938c r4:8506fd80 [ 1338.163877][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.164019][ T32] r10:61c88647 r9:85223000 r8:8506fdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.164090][ T32] r4:8506fd80 [ 1338.164261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.164505][ T32] r10:00000000 r9:8506fd80 r8:8027ecf4 r7:ead41e60 r6:84a77a80 r5:85223000 [ 1338.164584][ T32] r4:00000001 [ 1338.164645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.191207][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1338.191342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.191466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.191583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.191775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.191857][ T32] r4:84965c80 [ 1338.192862][ T32] INFO: task kworker/0:293:4298 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.193044][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.193393][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.193578][ T32] Call trace: [ 1338.193686][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.193844][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.193900][ T32] r4:00000000 [ 1338.193967][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.194173][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.194259][ T32] 9d20: 7f330000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.194439][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.194496][ T32] 9d60: 90000013 ffffffff [ 1338.194549][ T32] r5:90000013 r4:80239bb0 [ 1338.194593][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.210448][ T32] r4:82ac21e4 [ 1338.210779][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.211085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.211151][ T32] r4:e8709dc0 [ 1338.211251][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.211390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.211449][ T32] r4:00000000 [ 1338.211495][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.211594][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.211642][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.211735][ T32] r5:00001000 r4:e0439000 [ 1338.211779][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.211862][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.211961][ T32] r5:85022b8c r4:85022800 [ 1338.212013][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.212115][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.212162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.212311][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.212425][ T32] r4:84753f00 [ 1338.212542][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.212778][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.212838][ T32] r4:00000001 [ 1338.212886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1338.213442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.214010][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1338.214280][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.226377][ T32] r5:85223c00 r4:829187f0 [ 1338.226424][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.226552][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.226756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1338.226813][ T32] r4:00000000 [ 1338.226921][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1338.227398][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.227851][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.229002][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.229378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.231207][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 11 printk messages dropped ** [ 1338.232521][ T32] r4:e8709dc0 [ 1338.232571][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.232674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.232796][ T32] r4:00000000 [ 1338.232874][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.232995][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.233167][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.233278][ T32] r5:00001000 r4:e0439000 [ 1338.233351][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.233447][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.233578][ T32] r5:85022b8c r4:85022800 [ 1338.233669][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.233784][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.233834][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.233935][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.234004][ T32] r4:84753f00 [ 1338.234051][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.234210][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.234273][ T32] r4:00000001 [ 1338.234324][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.234413][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.234483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.234553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.234686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.269123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.269417][ T32] r4:844bb800 [ 1338.269537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.269663][ T32] INFO: task kworker/0:295:4303 blocked for more than 464 seconds. [ 1338.269945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.270070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.270141][ T32] task:kworker/0:295 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.270997][ T32] r10:829187f4 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:85226000 ** 2 printk messages dropped ** [ 1338.271355][ T32] r5:85226000 r4:829187f0 ** 1 printk messages dropped ** [ 1338.271563][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.272377][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.272478][ T32] r5:00001000 r4:ea979000 [ 1338.272592][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.272690][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.272788][ T32] r5:851d9b8c r4:851d9800 [ 1338.272839][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.272955][ T32] r7:dddced40 r6:83018000 r5:851d9b8c r4:8506fe80 [ 1338.273014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.273150][ T32] r10:61c88647 r9:85226000 r8:8506feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.273209][ T32] r4:8506fe80 [ 1338.273259][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.273413][ T32] r10:00000000 r9:8506fe80 r8:8027ecf4 r7:ead55e60 r6:84a77b80 r5:85226000 [ 1338.273476][ T32] r4:00000001 [ 1338.273524][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.273692][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1338.273769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.273837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.296953][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.297831][ T32] 9d60: 90000013 ffffffff ** 5 printk messages dropped ** [ 1338.298310][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1338.298754][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 7 printk messages dropped ** [ 1338.299440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.300130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.300729][ T32] task:kworker/0:296 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.301779][ T32] r5:85226c00 r4:829187f0 ** 1 printk messages dropped ** [ 1338.302006][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.302646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f500 ** 7 printk messages dropped ** [ 1338.303351][ T32] r5:851da78c r4:851da400 [ 1338.303399][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.303500][ T32] r7:dddced40 r6:83018000 r5:851da78c r4:8506ff00 [ 1338.303552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.303655][ T32] r10:61c88647 r9:85226c00 r8:8506ff2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.303707][ T32] r4:8506ff00 [ 1338.303756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.303858][ T32] r10:00000000 r9:8506ff00 r8:8027ecf4 r7:ead71e60 r6:84a77c00 r5:85226c00 [ 1338.303958][ T32] r4:00000001 [ 1338.304012][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.304095][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1338.304158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.304227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.304292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.304374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.304431][ T32] r4:84965dc0 [ 1338.326667][ T32] INFO: task kworker/0:296:4304 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.326854][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.327081][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.327210][ T32] Call trace: [ 1338.327288][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.327406][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.327461][ T32] r4:00000000 [ 1338.327510][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.327606][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.327680][ T32] 9d20: 7fa97000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.327794][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.327833][ T32] 9d60: 90000013 ffffffff [ 1338.327883][ T32] r5:90000013 r4:80239bb0 [ 1338.327914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.327997][ T32] r4:82ac21e4 [ 1338.328044][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.328181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.328287][ T32] r4:e8709dc0 [ 1338.328386][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.328492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.328606][ T32] r4:00000000 [ 1338.328670][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.328787][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.328959][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.329070][ T32] r5:00001000 r4:e0439000 [ 1338.329151][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.329787][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1338.330358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.331258][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.331899][ T32] r5:848ca400 r4:829187f0 [ 1338.331954][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.332208][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.332650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f0c0 ** 8 printk messages dropped ** [ 1338.333453][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.334422][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.366672][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.367512][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1338.367836][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.367862][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.367940][ T32] r5:00001000 r4:e0439000 [ 1338.367976][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.368053][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.368137][ T32] r5:85022b8c r4:85022800 [ 1338.368200][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.368306][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.368362][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.368463][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.368624][ T32] r4:84753f00 [ 1338.368685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.368832][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.368916][ T32] r4:00000001 [ 1338.368980][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.369063][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.369225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.369318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.369390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.369485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.369545][ T32] r4:844bb800 [ 1338.369605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.369680][ T32] INFO: task kworker/0:298:4308 blocked for more than 464 seconds. [ 1338.369758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.369817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.369866][ T32] task:kworker/0:298 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.370036][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.370141][ T32] Call trace: [ 1338.370290][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.370405][ T32] r10:829187f4 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:848c8000 [ 1338.370460][ T32] r4:848c8000 [ 1338.370571][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.370635][ T32] r5:848c8000 r4:829187f0 [ 1338.370698][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.370750][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.370808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1338.370873][ T32] r4:00000000 [ 1338.370927][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.370978][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.371020][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.371085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f300 [ 1338.371284][ T32] r4:00000000 [ 1338.371348][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.371480][ T32] r9:83018005 r8:848c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.371541][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.371638][ T32] r5:00001000 r4:ea99d000 [ 1338.371706][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.371832][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.371994][ T32] r5:851da38c r4:851da000 [ 1338.372045][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.372168][ T32] r7:dddced40 r6:83018000 r5:851da38c r4:8505d080 [ 1338.372229][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.372331][ T32] r10:61c88647 r9:848c8000 r8:8505d0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.372387][ T32] r4:8505d080 [ 1338.372452][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.372632][ T32] r10:00000000 r9:8505d080 r8:8027ecf4 r7:ead79e60 r6:8505d100 r5:848c8000 [ 1338.372699][ T32] r4:00000001 [ 1338.372746][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.372831][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1338.372898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.372970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.373034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.373152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.373248][ T32] r4:8504f200 [ 1338.374160][ T32] INFO: task kworker/0:298:4308 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.374256][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.374467][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.374575][ T32] Call trace: [ 1338.374649][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.399511][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.399747][ T32] r4:00000000 [ 1338.399801][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.399939][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.400055][ T32] 9d20: 7fdbd000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.400136][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.400194][ T32] 9d60: 90000013 ffffffff [ 1338.400318][ T32] r5:90000013 r4:80239bb0 [ 1338.400396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.400538][ T32] r4:82ac21e4 [ 1338.400599][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.400733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.400843][ T32] r4:e8709dc0 [ 1338.400910][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.401164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.401245][ T32] r4:00000000 [ 1338.401298][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.401416][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.401567][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.401681][ T32] r5:00001000 r4:e0439000 [ 1338.401735][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.401833][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.401937][ T32] r5:85022b8c r4:85022800 [ 1338.402027][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.402205][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.402568][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.402691][ T32] r4:00000001 [ 1338.402751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.402834][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.402954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.403037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.403102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.403174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.403234][ T32] r4:844bb800 [ 1338.403320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.403406][ T32] INFO: task kworker/0:299:4311 blocked for more than 464 seconds. [ 1338.403593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.403701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.403762][ T32] task:kworker/0:299 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.403911][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.404028][ T32] Call trace: [ 1338.404134][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.404248][ T32] r10:829187f4 r9:eadb1d84 r8:00000002 r7:60000013 r6:eadb1d8c r5:85222400 [ 1338.404345][ T32] r4:85222400 [ 1338.404401][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.404491][ T32] r5:85222400 r4:829187f0 [ 1338.404540][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.404626][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.421958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1338.422238][ T32] r4:00000000 [ 1338.422310][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.422446][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.422549][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.422664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f5c0 [ 1338.422722][ T32] r4:00000000 [ 1338.422771][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.422871][ T32] r9:83018005 r8:85222400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1338.422941][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.423043][ T32] r5:00001000 r4:ea9c7000 [ 1338.423086][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.423166][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.423256][ T32] r5:851dab8c r4:851da800 [ 1338.423347][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.423469][ T32] r7:dddced40 r6:83018000 r5:851dab8c r4:8505d180 [ 1338.423524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.423658][ T32] r10:61c88647 r9:85222400 r8:8505d1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.423759][ T32] r4:8505d180 [ 1338.423820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.423957][ T32] r10:00000000 r9:8505d180 r8:8027ecf4 r7:ead79e60 r6:84a77c80 r5:85222400 [ 1338.424059][ T32] r4:00000001 [ 1338.424119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.424251][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1338.424408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.424489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.424552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.424635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.424834][ T32] r4:8504f380 [ 1338.446352][ T32] INFO: task kworker/0:299:4311 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.446493][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.446757][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.446900][ T32] Call trace: [ 1338.447012][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.447171][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 7 printk messages dropped ** [ 1338.447894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1338.448705][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1338.449483][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1338.450132][ T32] r4:844bb800 ** 6 printk messages dropped ** [ 1338.450811][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.451238][ T32] r5:8521e000 r4:829187f0 [ 1338.451319][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.451414][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.451518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1338.451583][ T32] r4:00000000 [ 1338.451665][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.451754][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.451837][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.451931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504fec0 [ 1338.452018][ T32] r4:00000000 [ 1338.452063][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.452134][ T32] r9:83018005 r8:8521e000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1338.452178][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.452306][ T32] r5:00001000 r4:ead73000 [ 1338.452389][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.452472][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.452561][ T32] r5:851dbf8c r4:851dbc00 [ 1338.452715][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.452850][ T32] r7:dddced40 r6:83018000 r5:851dbf8c r4:8505d200 [ 1338.452902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.453003][ T32] r10:61c88647 r9:8521e000 r8:8505d22c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1338.453614][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.467961][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1338.469245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 8 printk messages dropped ** [ 1338.470135][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1338.471212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.471876][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.473004][ T32] r5:85225400 r4:829187f0 [ 1338.473073][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.473183][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.473282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1338.473335][ T32] r4:00000000 [ 1338.473434][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.473518][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.473758][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.473852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f740 [ 1338.473901][ T32] r4:00000000 [ 1338.474079][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.474216][ T32] r9:83018005 r8:85225400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1338.474266][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.474360][ T32] r5:00001000 r4:ea9db000 [ 1338.474400][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.474483][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.474695][ T32] r5:851daf8c r4:851dac00 [ 1338.499125][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.499261][ T32] r7:dddced40 r6:83018000 r5:851daf8c r4:8505d280 [ 1338.499308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.499371][ T32] r10:61c88647 r9:85225400 r8:8505d2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.499398][ T32] r4:8505d280 [ 1338.499698][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.499765][ T32] r10:00000000 r9:8505d280 r8:8027ecf4 r7:eadbde60 r6:84a77d80 r5:85225400 [ 1338.499793][ T32] r4:00000001 [ 1338.499911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.499965][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1338.500020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.500085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.500117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.500150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.500194][ T32] r4:8504f440 [ 1338.500784][ T32] INFO: task kworker/0:301:4314 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.500830][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.501032][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.501089][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.501405][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 8 printk messages dropped ** [ 1338.502803][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1338.503115][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1338.503906][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1338.504359][ T32] r4:844bb800 ** 2 printk messages dropped ** [ 1338.504511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.504547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.504572][ T32] task:kworker/0:302 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.504678][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.529507][ T32] Call trace: [ 1338.529614][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.529778][ T32] r10:829187f4 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:85224800 [ 1338.529865][ T32] r4:85224800 [ 1338.529916][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.530014][ T32] r5:85224800 r4:829187f0 [ 1338.530098][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.530397][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.530545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1338.530652][ T32] r4:00000000 [ 1338.530701][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.530784][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.530953][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.531166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504f880 [ 1338.531276][ T32] r4:00000000 [ 1338.531329][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.531434][ T32] r9:83018005 r8:85224800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1338.531526][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.531631][ T32] r5:00001000 r4:ea9f1000 [ 1338.531755][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.531842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.531933][ T32] r5:851db38c r4:851db000 [ 1338.531988][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.532136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.532472][ T32] r4:00000001 [ 1338.532523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532596][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1338.532829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.532933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.533001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.533129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.533325][ T32] r4:8504f540 [ 1338.534228][ T32] INFO: task kworker/0:302:4315 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.534320][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.549203][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.549572][ T32] Call trace: [ 1338.549791][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.549874][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.549903][ T32] r4:00000000 [ 1338.549995][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.550056][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.550118][ T32] 9d20: 80aa8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.550192][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.550240][ T32] 9d60: 80000013 ffffffff [ 1338.550269][ T32] r5:80000013 r4:80239bb0 [ 1338.550294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.550345][ T32] r4:82ac21e4 [ 1338.550368][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.550415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.550439][ T32] r4:e8709dc0 [ 1338.550460][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1338.550604][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 7 printk messages dropped ** [ 1338.551060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.551408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.552079][ T32] r10:829187f4 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:85228000 ** 2 printk messages dropped ** [ 1338.552244][ T32] r5:85228000 r4:829187f0 ** 1 printk messages dropped ** [ 1338.552414][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.552836][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.553276][ T32] r10:61c88647 r9:85228000 r8:8505d3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.553739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1338.554525][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.554633][ T32] Call trace: [ 1338.575830][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.575987][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.576022][ T32] r4:00000000 [ 1338.576049][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.576146][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.576263][ T32] 9d20: 80e8b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.576395][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.576439][ T32] 9d60: 80000013 ffffffff [ 1338.576472][ T32] r5:80000013 r4:80239bb0 [ 1338.576499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.576584][ T32] r4:82ac21e4 [ 1338.576614][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.576674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.576704][ T32] r4:e8709dc0 [ 1338.576756][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.576822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.576884][ T32] r4:00000000 [ 1338.576922][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.577002][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.577032][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.577158][ T32] r5:00001000 r4:e0439000 [ 1338.577187][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.577243][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.577299][ T32] r5:85022b8c r4:85022800 [ 1338.577326][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.577388][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.577412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1338.578245][ T32] INFO: task kworker/0:304:4318 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.579178][ T32] r5:85228c00 r4:829187f0 [ 1338.579241][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.579527][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.580101][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.580734][ T32] r4:8505d400 ** 6 printk messages dropped ** [ 1338.581200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.582564][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.582919][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.583236][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.583359][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.583389][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.583488][ T32] r5:00001000 r4:e0439000 [ 1338.583515][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.583583][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.583652][ T32] r5:85022b8c r4:85022800 [ 1338.583680][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.583732][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.583802][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.583859][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.583884][ T32] r4:84753f00 [ 1338.583905][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.584012][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.584096][ T32] r4:00000001 [ 1338.584142][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.584185][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.584228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.584314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.584348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.584380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.584431][ T32] r4:844bb800 [ 1338.584458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.584493][ T32] INFO: task kworker/1:296:4321 blocked for more than 465 seconds. [ 1338.584555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.584586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.584725][ T32] task:kworker/1:296 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.603764][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.603961][ T32] Call trace: [ 1338.604068][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.604207][ T32] r10:829187f4 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:85229800 [ 1338.604277][ T32] r4:85229800 [ 1338.604306][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.604369][ T32] r5:85229800 r4:829187f0 [ 1338.604397][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.604445][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.604605][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.611435][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.612180][ T32] r4:84a77f80 ** 5 printk messages dropped ** [ 1338.612624][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.612887][ T32] r4:85085dc0 [ 1338.613496][ T32] INFO: task kworker/1:296:4321 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.613549][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.613791][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.613876][ T32] Call trace: [ 1338.614178][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.614311][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.614564][ T32] r4:00000000 [ 1338.614728][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.629076][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.629239][ T32] 9d20: 8145f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.629318][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.629380][ T32] 9d60: 80000013 ffffffff [ 1338.629500][ T32] r5:80000013 r4:80239bb0 [ 1338.629562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.629715][ T32] r4:82ac21e4 [ 1338.629773][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.629886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.629926][ T32] r4:e8709dc0 [ 1338.629957][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.630162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.630224][ T32] r4:00000000 [ 1338.630253][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.630309][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.630333][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.630383][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1338.630496][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1338.630800][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.631286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.631525][ T32] task:kworker/1:297 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.632033][ T32] r5:8522a400 r4:829187f0 [ 1338.632060][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.632187][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.632315][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1338.632562][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.632882][ T32] r7:ddde2d40 r6:83018200 r5:85193b8c r4:8508f080 ** 5 printk messages dropped ** [ 1338.633179][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.633298][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.634222][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.634545][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.634579][ T32] 9d20: 8145f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.634611][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.634685][ T32] 9d60: 80000013 ffffffff [ 1338.659387][ T32] r5:80000013 r4:80239bb0 [ 1338.659448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.659532][ T32] r4:82ac21e4 [ 1338.659557][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.659631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.659670][ T32] r4:e8709dc0 [ 1338.659724][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.659798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.659827][ T32] r4:00000000 [ 1338.659849][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.659902][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.659927][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.659988][ T32] r5:00001000 r4:e0439000 [ 1338.660010][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.660069][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.660174][ T32] r5:85022b8c r4:85022800 [ 1338.660203][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.660272][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.660325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.660391][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.660418][ T32] r4:84753f00 [ 1338.660442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.660524][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.660553][ T32] r4:00000001 [ 1338.660576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.660617][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.660678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.660720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.660750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.660816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.660848][ T32] r4:844bb800 [ 1338.660902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.660943][ T32] INFO: task kworker/1:298:4326 blocked for more than 465 seconds. [ 1338.660988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.661017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.661041][ T32] task:kworker/1:298 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.661593][ T32] r5:8522b000 r4:829187f0 ** 8 printk messages dropped ** [ 1338.662268][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.662752][ T32] r5:8519338c r4:85193000 ** 10 printk messages dropped ** [ 1338.663298][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1338.673894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 18 printk messages dropped ** [ 1338.685655][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.685855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.685895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.685949][ T32] r4:844bb800 [ 1338.685988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.686050][ T32] INFO: task kworker/0:305:4328 blocked for more than 465 seconds. [ 1338.686106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.686140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.686167][ T32] task:kworker/0:305 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.686236][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.686360][ T32] Call trace: [ 1338.686440][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.686524][ T32] r10:829187f4 r9:eade1d84 r8:00000002 r7:60000013 r6:eade1d8c r5:8522bc00 [ 1338.686554][ T32] r4:8522bc00 [ 1338.686580][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.686653][ T32] r5:8522bc00 r4:829187f0 [ 1338.686679][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.686728][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.686779][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1338.686803][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.686948][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1338.687807][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.688064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.688090][ T32] r4:8504fcc0 [ 1338.688675][ T32] INFO: task kworker/0:305:4328 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.688752][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.688851][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.688903][ T32] Call trace: [ 1338.688961][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.689022][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.689110][ T32] r4:00000000 [ 1338.689154][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.689213][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.689251][ T32] 9d20: 81bf1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.689311][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1338.689627][ T32] r4:e8709dc0 ** 11 printk messages dropped ** [ 1338.690344][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 14 printk messages dropped ** [ 1338.691116][ T32] INFO: task kworker/0:306:4330 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.691373][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.691489][ T32] Call trace: [ 1338.691526][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.691579][ T32] r10:829187f4 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:8522c800 [ 1338.691604][ T32] r4:8522c800 [ 1338.691666][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.691761][ T32] r5:8522c800 r4:829187f0 [ 1338.691787][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.692555][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1338.693391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1338.715877][ T32] r4:e8709dc0 ** 10 printk messages dropped ** [ 1338.716365][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.717056][ T32] INFO: task kworker/0:307:4332 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.717720][ T32] r5:8522d400 r4:829187f0 ** 8 printk messages dropped ** [ 1338.718266][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.718638][ T32] r7:dddced40 r6:83018000 r5:851dcb8c r4:8505d580 ** 11 printk messages dropped ** [ 1338.719249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.719296][ T32] r4:8504ffc0 [ 1338.719846][ T32] INFO: task kworker/0:307:4332 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.719888][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.719987][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.720052][ T32] Call trace: [ 1338.720103][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.720162][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.720189][ T32] r4:00000000 [ 1338.720211][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.720255][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.720289][ T32] 9d20: 81de1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.720320][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.720346][ T32] 9d60: 80000013 ffffffff [ 1338.720372][ T32] r5:80000013 r4:80239bb0 [ 1338.720423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.720471][ T32] r4:82ac21e4 [ 1338.720529][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.720580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.720639][ T32] r4:e8709dc0 [ 1338.720665][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.721391][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 10 printk messages dropped ** [ 1338.721872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1338.722873][ T32] r5:8522e000 r4:829187f0 [ 1338.722918][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.723369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507c440 ** 11 printk messages dropped ** [ 1338.724039][ T32] r10:61c88647 r9:8522e000 r8:8505d62c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1338.741820][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1338.743050][ T32] r4:e8709dc0 ** 10 printk messages dropped ** [ 1338.743708][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1338.763797][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.764231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 ** 20 printk messages dropped ** [ 1338.768728][ T32] r4:00000001 [ 1338.768758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.768802][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1338.768848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.768885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.768932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.768987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.769035][ T32] r4:8507c1c0 [ 1338.769662][ T32] INFO: task kworker/0:309:4337 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.769743][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.769908][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.769975][ T32] Call trace: [ 1338.770012][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.770069][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.770109][ T32] r4:00000000 [ 1338.770136][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.770183][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.770221][ T32] 9d20: 821cd000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.770257][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.770284][ T32] 9d60: 80000013 ffffffff [ 1338.770310][ T32] r5:80000013 r4:80239bb0 [ 1338.770331][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 14 printk messages dropped ** [ 1338.770965][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1338.771802][ T32] task:kworker/0:310 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.772390][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.772938][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1338.774239][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1338.793586][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.793780][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.793832][ T32] r4:84753f00 [ 1338.793858][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.793909][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.793953][ T32] r4:00000001 [ 1338.793991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.794073][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.794108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.794179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.794214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.794274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.794331][ T32] r4:844bb800 [ 1338.794395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.794463][ T32] INFO: task kworker/0:311:4340 blocked for more than 465 seconds. [ 1338.794509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.794552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.794581][ T32] task:kworker/0:311 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.794711][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.810479][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.810831][ T32] r10:829187f4 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:85230c00 ** 6 printk messages dropped ** [ 1338.811440][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.812569][ T32] r5:851ddf8c r4:851ddc00 ** 8 printk messages dropped ** [ 1338.813345][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1338.824213][ T32] 9d60: 80000013 ffffffff ** 12 printk messages dropped ** [ 1338.825724][ T32] r5:00001000 r4:e0439000 ** 14 printk messages dropped ** [ 1338.826397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.827467][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.827648][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.827693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850846c0 [ 1338.827743][ T32] r4:00000000 [ 1338.827769][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.827819][ T32] r9:83018205 r8:85231800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1338.827872][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.827985][ T32] r5:00001000 r4:dfdfd000 [ 1338.828035][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.828120][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.828217][ T32] r5:85193f8c r4:85193c00 [ 1338.828269][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.828368][ T32] r7:ddde2d40 r6:83018200 r5:85193f8c r4:8508f600 [ 1338.829812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.829938][ T32] r10:61c88647 r9:85231800 r8:8508f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.829978][ T32] r4:8508f600 [ 1338.830001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.830053][ T32] r10:00000000 r9:8508f600 r8:8027ecf4 r7:eadd9e60 r6:8508f680 r5:85231800 [ 1338.830148][ T32] r4:00000001 [ 1338.830202][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.830282][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1338.830345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.830441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.830529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.831817][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.832398][ T32] 9d20: 8277a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 7 printk messages dropped ** [ 1338.833185][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1338.833426][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 7 printk messages dropped ** [ 1338.833871][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.834312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.866768][ T32] task:kworker/1:300 state:D stack:0 pid:4345 tgid:4345 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.867585][ T32] r5:85232400 r4:829187f0 [ 1338.867634][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.867795][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.867918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1338.867983][ T32] r4:00000000 [ 1338.868095][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.868232][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.868335][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.868435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850def80 [ 1338.868513][ T32] r4:00000000 [ 1338.868542][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.868598][ T32] r9:83018205 r8:85232400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1338.868623][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.868668][ T32] r5:00001000 r4:eaf41000 [ 1338.868690][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.868764][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.868815][ T32] r5:8526038c r4:85260000 [ 1338.868871][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.868928][ T32] r7:ddde2d40 r6:83018200 r5:8526038c r4:8508f700 [ 1338.868958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.869009][ T32] r10:61c88647 r9:85232400 r8:8508f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1338.869177][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1338.870014][ T32] INFO: task kworker/1:300:4345 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 16 printk messages dropped ** [ 1338.871034][ T32] r4:e8709dc0 ** 10 printk messages dropped ** [ 1338.871905][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1338.873851][ T32] task:kworker/1:301 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.895927][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.896497][ T32] r5:851df38c r4:851df000 ** 6 printk messages dropped ** [ 1338.897004][ T32] r10:00000000 r9:8508f800 r8:8027ecf4 r7:eac11e60 r6:8508f880 r5:85233000 ** 10 printk messages dropped ** [ 1338.898527][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.898647][ T32] Call trace: [ 1338.898743][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.898840][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.898881][ T32] r4:00000000 [ 1338.898903][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.898960][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.898996][ T32] 9d20: 82eb5000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.899031][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.899061][ T32] 9d60: 80000013 ffffffff [ 1338.899090][ T32] r5:80000013 r4:80239bb0 [ 1338.899114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.899188][ T32] r4:82ac21e4 [ 1338.899216][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.899266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.899291][ T32] r4:e8709dc0 [ 1338.899316][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.899420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.899451][ T32] r4:00000000 [ 1338.899473][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.899638][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.899752][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.899912][ T32] r5:00001000 r4:e0439000 [ 1338.899983][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.900074][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.900186][ T32] r5:85022b8c r4:85022800 [ 1338.900247][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.900342][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.900388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.900488][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.900542][ T32] r4:84753f00 [ 1338.900639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.900754][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.900814][ T32] r4:00000001 [ 1338.900863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.901291][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.902167][ T32] r5:85233c00 r4:829187f0 [ 1338.902188][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.902410][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.903146][ T32] r7:dddced40 r6:83018000 r5:851ddb8c r4:8505d800 ** 8 printk messages dropped ** [ 1338.903611][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.904516][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.926457][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1338.926664][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1338.926907][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 7 printk messages dropped ** [ 1338.927377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1338.927868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1338.928671][ T32] r4:85234800 ** 1 printk messages dropped ** [ 1338.928788][ T32] r5:85234800 r4:829187f0 ** 3 printk messages dropped ** [ 1338.929170][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.929289][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.929964][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.930537][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.931714][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1338.932309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1338.932766][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.932798][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.932880][ T32] r5:00001000 r4:e0439000 [ 1338.932908][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.932969][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.933019][ T32] r5:85022b8c r4:85022800 [ 1338.933041][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.933128][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1338.933195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.933255][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.933280][ T32] r4:84753f00 [ 1338.933302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.933352][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1338.933376][ T32] r4:00000001 [ 1338.933425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.933469][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1338.933512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.933574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.933608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.933641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.933692][ T32] r4:844bb800 [ 1338.933745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.933782][ T32] INFO: task kworker/0:314:4353 blocked for more than 465 seconds. [ 1338.933821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.933848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.933897][ T32] task:kworker/0:314 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.933984][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.934063][ T32] Call trace: [ 1338.934099][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1338.934154][ T32] r10:829187f4 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:85235400 [ 1338.934180][ T32] r4:85235400 [ 1338.934201][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1338.934247][ T32] r5:85235400 r4:829187f0 [ 1338.934268][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.934313][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.934364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1338.934388][ T32] r4:00000000 [ 1338.934409][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.934478][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.934550][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.934601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507cdc0 [ 1338.934626][ T32] r4:00000000 [ 1338.934723][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.961503][ T32] r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1338.961593][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.961838][ T32] r5:851de78c r4:851de400 ** 4 printk messages dropped ** [ 1338.962090][ T32] r4:8505d900 ** 6 printk messages dropped ** [ 1338.962383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.963467][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.963823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1338.964521][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.980883][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.981117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.981645][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.981996][ T32] r5:85236000 r4:829187f0 [ 1338.982053][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.982113][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.982165][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1338.982232][ T32] r4:00000000 [ 1338.982284][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1338.982360][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1338.982442][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.982511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507cf40 [ 1338.982537][ T32] r4:00000000 [ 1338.982566][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.982679][ T32] r9:83018005 r8:85236000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1338.982740][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.982815][ T32] r5:00001000 r4:e04dd000 [ 1338.982842][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1338.982887][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.982946][ T32] r5:851deb8c r4:851de800 [ 1338.982996][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.983076][ T32] r7:dddced40 r6:83018000 r5:851deb8c r4:8505d980 [ 1338.983124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.983211][ T32] r10:61c88647 r9:85236000 r8:8505d9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.983240][ T32] r4:8505d980 [ 1338.983261][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.983310][ T32] r10:00000000 r9:8505d980 r8:8027ecf4 r7:eac41e60 r6:8508fa80 r5:85236000 [ 1338.983336][ T32] r4:00000001 [ 1338.983356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.983463][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 1338.983496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.983528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.983583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.983635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.983663][ T32] r4:8507cc40 [ 1338.984233][ T32] INFO: task kworker/0:315:4355 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1338.984277][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.984360][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.984451][ T32] Call trace: [ 1338.984537][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1338.984597][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1338.984622][ T32] r4:00000000 [ 1338.984644][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.984687][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1338.984775][ T32] 9d20: 83827000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1338.997955][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1338.998028][ T32] 9d60: 80000013 ffffffff [ 1338.998065][ T32] r5:80000013 r4:80239bb0 [ 1338.998093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.998183][ T32] r4:82ac21e4 [ 1338.998206][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.998263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1338.998326][ T32] r4:e8709dc0 [ 1338.998383][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1338.998441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1338.998467][ T32] r4:00000000 [ 1338.998488][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1338.998541][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 2 printk messages dropped ** [ 1338.998637][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.999450][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.999708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.000275][ T32] task:kworker/0:316 state:D stack:0 pid:4357 tgid:4357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.000878][ T32] r5:85236c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.001149][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.001368][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.001930][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.002264][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.003187][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.003555][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1339.003830][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1339.003962][ T32] r4:00000000 [ 1339.004017][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.004078][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.004134][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.004207][ T32] r5:00001000 r4:e0439000 [ 1339.004238][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.004282][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.004327][ T32] r5:85022b8c r4:85022800 [ 1339.004399][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.004453][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.004476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.004555][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.004611][ T32] r4:84753f00 [ 1339.004637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.004774][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.025582][ T32] r4:00000001 [ 1339.025640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.025718][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.025754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.025787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.025818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.025851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.025920][ T32] r4:844bb800 [ 1339.026301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.026353][ T32] INFO: task kworker/0:317:4359 blocked for more than 465 seconds. [ 1339.026396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.026427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.026453][ T32] task:kworker/0:317 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.026673][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.026879][ T32] Call trace: [ 1339.027066][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.027375][ T32] r10:829187f4 r9:eac89d84 r8:00000002 r7:60000013 r6:eac89d8c r5:85238000 [ 1339.027406][ T32] r4:85238000 [ 1339.027430][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.027756][ T32] r5:85238000 r4:829187f0 [ 1339.027967][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.028045][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.028154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 1339.028205][ T32] r4:00000000 [ 1339.028237][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.028282][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.028325][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.028371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507c5c0 ** 3 printk messages dropped ** [ 1339.028956][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.029907][ T32] r4:8505da80 ** 5 printk messages dropped ** [ 1339.030298][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.031439][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.032184][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1339.032706][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1339.033241][ T32] r5:00001000 r4:e0439000 ** 5 printk messages dropped ** [ 1339.033954][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.067064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.068831][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.069361][ T32] r5:85238c00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.069511][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.070118][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.070943][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.071959][ T32] r4:8508fc00 ** 5 printk messages dropped ** [ 1339.072408][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.074356][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.096345][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1339.097025][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1339.097735][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.098982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.099690][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.099801][ T32] Call trace: [ 1339.099966][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.100117][ T32] r10:829187f4 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:8523a400 [ 1339.100182][ T32] r4:8523a400 [ 1339.100274][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.100411][ T32] r5:8523a400 r4:829187f0 [ 1339.100484][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.100629][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.100748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1339.100809][ T32] r4:00000000 [ 1339.100863][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.100961][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.101168][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.101292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053300 [ 1339.101352][ T32] r4:00000000 [ 1339.101408][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.101514][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1339.101571][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.101713][ T32] r5:00001000 r4:ea78d000 [ 1339.101801][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.101899][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.102040][ T32] r5:851dfb8c r4:851df800 [ 1339.102148][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.102273][ T32] r7:dddced40 r6:83018000 r5:851dfb8c r4:8505db00 [ 1339.102352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.102471][ T32] r10:61c88647 r9:8523a400 r8:8505db2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.102531][ T32] r4:8505db00 [ 1339.102643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.102833][ T32] r10:00000000 r9:8505db00 r8:8027ecf4 r7:eac7de60 r6:8508fd00 r5:8523a400 [ 1339.102899][ T32] r4:00000001 [ 1339.102952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.103091][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1339.103214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.103334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.103454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.103538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.103596][ T32] r4:85053040 [ 1339.104338][ T32] INFO: task kworker/0:318:4363 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.104395][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.104490][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.104577][ T32] Call trace: [ 1339.104610][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.104723][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.132982][ T32] r4:00000000 [ 1339.133141][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.133331][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.133416][ T32] 9d20: 84639000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.133560][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.133653][ T32] 9d60: 80000013 ffffffff [ 1339.133720][ T32] r5:80000013 r4:80239bb0 [ 1339.133796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.133930][ T32] r4:82ac21e4 [ 1339.133984][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.134081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.134134][ T32] r4:e8709dc0 [ 1339.134220][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.134371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.134528][ T32] r4:00000000 [ 1339.134579][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.134750][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.150268][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.150480][ T32] r5:00001000 r4:e0439000 [ 1339.150534][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.150663][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.150761][ T32] r5:85022b8c r4:85022800 [ 1339.150811][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.150938][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.150983][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.151130][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.151189][ T32] r4:84753f00 [ 1339.151300][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.151413][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.151502][ T32] r4:00000001 [ 1339.151614][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.151732][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.151850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.151959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.152169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.152286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.152483][ T32] r4:844bb800 [ 1339.152545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.152620][ T32] INFO: task kworker/0:319:4365 blocked for more than 465 seconds. [ 1339.152693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.152759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.152808][ T32] task:kworker/0:319 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.153068][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.153198][ T32] Call trace: [ 1339.153319][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.153432][ T32] r10:829187f4 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:8523bc00 [ 1339.153526][ T32] r4:8523bc00 [ 1339.153577][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.153667][ T32] r5:8523bc00 r4:829187f0 [ 1339.153711][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.154102][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.154216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1339.154306][ T32] r4:00000000 [ 1339.154358][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.154442][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.154526][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.154780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053440 [ 1339.166248][ T32] r4:00000000 [ 1339.166311][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.166402][ T32] r9:83018005 r8:8523bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1339.166427][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.166479][ T32] r5:00001000 r4:ea8f9000 [ 1339.166501][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.166543][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.166589][ T32] r5:851dff8c r4:851dfc00 [ 1339.166610][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.166662][ T32] r7:dddced40 r6:83018000 r5:851dff8c r4:8505db80 [ 1339.166685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.166733][ T32] r10:61c88647 r9:8523bc00 r8:8505dbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.166758][ T32] r4:8505db80 [ 1339.166778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.166827][ T32] r10:00000000 r9:8505db80 r8:8027ecf4 r7:eae2de60 r6:8508fd80 r5:8523bc00 [ 1339.166851][ T32] r4:00000001 [ 1339.166872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.166911][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1339.166945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.166986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.167018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.167051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.167076][ T32] r4:85053040 [ 1339.167820][ T32] INFO: task kworker/0:319:4365 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.167965][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.168169][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.168413][ T32] Call trace: [ 1339.168488][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1339.169153][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1339.169631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1339.169996][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.170752][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.171644][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1339.172411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.172818][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.173195][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.173298][ T32] Call trace: [ 1339.173371][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.173514][ T32] r10:829187f4 r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:848e8000 [ 1339.173573][ T32] r4:848e8000 [ 1339.173656][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.173760][ T32] r5:848e8000 r4:829187f0 [ 1339.173804][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.173989][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.174093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1339.174146][ T32] r4:00000000 [ 1339.174222][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.174334][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.174421][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.174514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053780 [ 1339.174598][ T32] r4:00000000 [ 1339.174777][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.205891][ T32] r9:83018005 r8:848e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1339.205968][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.206086][ T32] r5:00001000 r4:eabdd000 [ 1339.206125][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.206214][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.206286][ T32] r5:851e078c r4:851e0400 [ 1339.206387][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.206490][ T32] r7:dddced40 r6:83018000 r5:851e078c r4:8505dc00 [ 1339.206553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.206661][ T32] r10:61c88647 r9:848e8000 r8:8505dc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.206723][ T32] r4:8505dc00 [ 1339.206807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.206906][ T32] r10:00000000 r9:8505dc00 r8:8027ecf4 r7:eae35e60 r6:8505dc80 r5:848e8000 [ 1339.207001][ T32] r4:00000001 [ 1339.207051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.207211][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1339.207283][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.207353][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.207415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.207524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.207579][ T32] r4:850532c0 [ 1339.208629][ T32] INFO: task kworker/0:320:4367 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.209138][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.209251][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.209367][ T32] Call trace: [ 1339.209517][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.209749][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.209819][ T32] r4:00000000 [ 1339.209846][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.209984][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.210038][ T32] 9d20: 84fde000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.210073][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.210101][ T32] 9d60: 80000013 ffffffff [ 1339.210146][ T32] r5:80000013 r4:80239bb0 [ 1339.210361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.210431][ T32] r4:82ac21e4 [ 1339.210458][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.210542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.210572][ T32] r4:e8709dc0 [ 1339.210594][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.210660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 4 printk messages dropped ** [ 1339.211096][ T32] r5:00001000 r4:e0439000 ** 10 printk messages dropped ** [ 1339.212026][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.212388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.213885][ T32] r5:848e9800 r4:829187f0 ** 3 printk messages dropped ** [ 1339.214208][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.236412][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1339.237426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1339.240709][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 14 printk messages dropped ** [ 1339.242063][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1339.243365][ T32] INFO: task kworker/0:322:4371 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.243872][ T32] r4:848ea400 [ 1339.243902][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.243977][ T32] r5:848ea400 r4:829187f0 [ 1339.244128][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.244183][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.244325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1339.244396][ T32] r4:00000000 [ 1339.244451][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.244530][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.244630][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.286935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850538c0 [ 1339.287086][ T32] r4:00000000 [ 1339.287200][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.287399][ T32] r9:83018005 r8:848ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1339.287432][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.287487][ T32] r5:00001000 r4:eabf5000 [ 1339.287512][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.287576][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.287629][ T32] r5:851e0b8c r4:851e0800 [ 1339.287651][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.287901][ T32] r7:dddced40 r6:83018000 r5:851e0b8c r4:8505de00 [ 1339.288010][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.288101][ T32] r10:61c88647 r9:848ea400 r8:8505de2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.288160][ T32] r4:8505de00 [ 1339.288187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.288247][ T32] r10:00000000 r9:8505de00 r8:8027ecf4 r7:eae1de60 r6:8505de80 r5:848ea400 [ 1339.288272][ T32] r4:00000001 [ 1339.288293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.289457][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.290618][ T32] r4:e8709dc0 ** 9 printk messages dropped ** [ 1339.291264][ T32] r5:85022b8c r4:85022800 ** 11 printk messages dropped ** [ 1339.291675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.292978][ T32] r10:829187f4 r9:eae41d84 r8:00000002 r7:60000113 r6:eae41d8c r5:848eb000 ** 6 printk messages dropped ** [ 1339.294346][ T32] r4:00000000 [ 1339.294475][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.294523][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.294568][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.294753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053bc0 [ 1339.318119][ T32] r4:00000000 [ 1339.318208][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.318306][ T32] r9:83018005 r8:848eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1339.318366][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.318714][ T32] r5:00001000 r4:eac51000 [ 1339.318776][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.318850][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.318899][ T32] r5:851e138c r4:851e1000 [ 1339.318922][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.319039][ T32] r7:dddced40 r6:83018000 r5:851e138c r4:8505df00 [ 1339.319069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.320205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1339.322766][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1339.323299][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1339.324428][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 10 printk messages dropped ** [ 1339.348065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.349620][ T32] r4:848ebc00 [ 1339.349690][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.349872][ T32] r5:848ebc00 r4:829187f0 [ 1339.349960][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.350075][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.350200][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1339.350264][ T32] r4:00000000 [ 1339.350324][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.350429][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.350550][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.350666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053a00 [ 1339.350761][ T32] r4:00000000 [ 1339.350826][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.350973][ T32] r9:83018005 r8:848ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.351038][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.351188][ T32] r5:00001000 r4:eac25000 [ 1339.351265][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.351472][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.351602][ T32] r5:851e0f8c r4:851e0c00 [ 1339.351687][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.351814][ T32] r7:dddced40 r6:83018000 r5:851e0f8c r4:85071000 [ 1339.351886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.352005][ T32] r10:61c88647 r9:848ebc00 r8:8507102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.352083][ T32] r4:85071000 [ 1339.352150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.352266][ T32] r10:00000000 r9:85071000 r8:8027ecf4 r7:eae41e60 r6:85071080 r5:848ebc00 [ 1339.352385][ T32] r4:00000001 [ 1339.352478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.352603][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1339.352681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.352771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.352849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.352960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.353049][ T32] r4:85053880 [ 1339.353918][ T32] INFO: task kworker/0:324:4375 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.354183][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.354566][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.380116][ T32] Call trace: [ 1339.380457][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.380654][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.380723][ T32] r4:00000000 [ 1339.380782][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.380874][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.380973][ T32] 9d20: 85fca000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.381051][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.381142][ T32] 9d60: 80000013 ffffffff [ 1339.381201][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.381552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1339.382081][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1339.382878][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1339.383380][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.384105][ T32] task:kworker/0:325 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.396456][ T32] r5:848ec800 r4:829187f0 [ 1339.396510][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.396611][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.396725][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1339.396825][ T32] r4:00000000 [ 1339.396886][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.397024][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.397158][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.397287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053e80 [ 1339.397353][ T32] r4:00000000 [ 1339.397403][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.397527][ T32] r9:83018005 r8:848ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1339.397615][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.397805][ T32] r5:00001000 r4:eac79000 [ 1339.397872][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.397984][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.398093][ T32] r5:851e1b8c r4:851e1800 ** 1 printk messages dropped ** [ 1339.398274][ T32] r7:dddced40 r6:83018000 r5:851e1b8c r4:85071100 ** 9 printk messages dropped ** [ 1339.399189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.401739][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.402591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1339.403105][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1339.403862][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.403958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.404065][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.404530][ T32] r4:84753f00 [ 1339.404681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.446091][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.446242][ T32] r4:00000001 [ 1339.446311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.446466][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.446548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.446645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.446741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.446893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.446971][ T32] r4:844bb800 [ 1339.447036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.447144][ T32] INFO: task kworker/0:326:4380 blocked for more than 465 seconds. [ 1339.447261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.447324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.447385][ T32] task:kworker/0:326 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.447517][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.447625][ T32] Call trace: [ 1339.447703][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.447824][ T32] r10:829187f4 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:848ed400 [ 1339.447883][ T32] r4:848ed400 [ 1339.448011][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.448155][ T32] r5:848ed400 r4:829187f0 [ 1339.448264][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.448431][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.448546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1339.448597][ T32] r4:00000000 [ 1339.448648][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.448736][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.448837][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.448989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053d00 [ 1339.449067][ T32] r4:00000000 [ 1339.449178][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.449334][ T32] r9:83018005 r8:848ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1339.449400][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.449506][ T32] r5:00001000 r4:eac5d000 [ 1339.449562][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.449651][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.449755][ T32] r5:851e178c r4:851e1400 [ 1339.449806][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.449917][ T32] r7:dddced40 r6:83018000 r5:851e178c r4:85071200 [ 1339.450022][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.450567][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) ** 3 printk messages dropped ** [ 1339.450866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1339.452278][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.452396][ T32] Call trace: [ 1339.452491][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.452616][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.452679][ T32] r4:00000000 [ 1339.452728][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.452824][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.452918][ T32] 9d20: 86264000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.453000][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.453062][ T32] 9d60: 80000013 ffffffff [ 1339.453161][ T32] r5:80000013 r4:80239bb0 [ 1339.453215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.453329][ T32] r4:82ac21e4 [ 1339.453406][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.453515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.453573][ T32] r4:e8709dc0 [ 1339.453640][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.453772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.453837][ T32] r4:00000000 [ 1339.453908][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.454038][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.454114][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.454219][ T32] r5:00001000 r4:e0439000 [ 1339.454288][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.454416][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.454522][ T32] r5:85022b8c r4:85022800 [ 1339.454593][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.475953][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.476111][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.476297][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.476361][ T32] r4:84753f00 [ 1339.476417][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.476544][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.476605][ T32] r4:00000001 [ 1339.476653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.476758][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.476844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.476919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.477705][ T32] task:kworker/0:327 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.478487][ T32] r5:848ee000 r4:829187f0 [ 1339.478536][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.479213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507c740 ** 8 printk messages dropped ** [ 1339.480031][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.480589][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.481018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.482687][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1339.483373][ T32] r5:80000013 r4:80239bb0 [ 1339.483444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.483570][ T32] r4:82ac21e4 [ 1339.483634][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.483736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.483797][ T32] r4:e8709dc0 [ 1339.483850][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.483984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.484045][ T32] r4:00000000 [ 1339.484111][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.484220][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.484271][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.484369][ T32] r5:00001000 r4:e0439000 [ 1339.484418][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.484506][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.524291][ T32] r5:85022b8c r4:85022800 [ 1339.525522][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.525851][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.525959][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.526105][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.526174][ T32] r4:84753f00 [ 1339.526249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.526493][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.526565][ T32] r4:00000001 [ 1339.526619][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.526731][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.526815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.526888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.526968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.527048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1339.527389][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.527744][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.527874][ T32] Call trace: [ 1339.527984][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.528093][ T32] r10:829187f4 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:848eec00 ** 2 printk messages dropped ** [ 1339.528329][ T32] r5:848eec00 r4:829187f0 [ 1339.528397][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.528507][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.528672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1339.528756][ T32] r4:00000000 [ 1339.528815][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.528908][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.529041][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.529191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084e00 [ 1339.529254][ T32] r4:00000000 [ 1339.529332][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.529452][ T32] r9:83018005 r8:848eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1339.529509][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.529605][ T32] r5:00001000 r4:eacaf000 [ 1339.529659][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.529769][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.529888][ T32] r5:851e238c r4:851e2000 [ 1339.529969][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.530092][ T32] r7:dddced40 r6:83018000 r5:851e238c r4:85071400 [ 1339.530168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.530317][ T32] r10:61c88647 r9:848eec00 r8:8507142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.530388][ T32] r4:85071400 [ 1339.530442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.530554][ T32] r10:00000000 r9:85071400 r8:8027ecf4 r7:eae3de60 r6:85071480 r5:848eec00 [ 1339.530614][ T32] r4:00000001 [ 1339.530660][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.530766][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1339.530839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.530933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.531039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.531139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.531236][ T32] r4:85084e40 [ 1339.532268][ T32] INFO: task kworker/0:328:4383 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.532401][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.532601][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.532731][ T32] Call trace: [ 1339.532807][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1339.533002][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.533792][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.534072][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1339.534434][ T32] r5:00001000 r4:e0439000 ** 5 printk messages dropped ** [ 1339.534747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.556358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.556862][ T32] task:kworker/0:329 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.557634][ T32] r5:848e8c00 r4:829187f0 [ 1339.557682][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.557770][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.557901][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1339.557960][ T32] r4:00000000 [ 1339.558006][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.558084][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.558171][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.558263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0040 [ 1339.558316][ T32] r4:00000000 [ 1339.558389][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.558508][ T32] r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.558567][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.558660][ T32] r5:00001000 r4:eacb9000 [ 1339.558704][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.558863][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.558965][ T32] r5:851e278c r4:851e2400 [ 1339.559101][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.559199][ T32] r7:dddced40 r6:83018000 r5:851e278c r4:85071500 [ 1339.559243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.559345][ T32] r10:61c88647 r9:848e8c00 r8:8507152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.559429][ T32] r4:85071500 [ 1339.559476][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.559565][ T32] r10:00000000 r9:85071500 r8:8027ecf4 r7:eae55e60 r6:85071580 r5:848e8c00 [ 1339.559675][ T32] r4:00000001 [ 1339.559751][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.559833][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1339.559892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.559955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.560037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1339.561156][ T32] INFO: task kworker/0:329:4385 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 11 printk messages dropped ** [ 1339.562338][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.562695][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1339.563075][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1339.563320][ T32] r5:00001000 r4:e0439000 [ 1339.563415][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.563499][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.563589][ T32] r5:85022b8c r4:85022800 [ 1339.563830][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.564031][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.564083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.564179][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.564231][ T32] r4:84753f00 [ 1339.564313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.564514][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.564630][ T32] r4:00000001 [ 1339.564680][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.564836][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.594305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.594427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.594493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.594577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.594633][ T32] r4:844bb800 [ 1339.594751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1339.595206][ T32] task:kworker/0:330 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.595506][ T32] r5:85213000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.595682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 ** 8 printk messages dropped ** [ 1339.596216][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1339.597302][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) ** 1 printk messages dropped ** [ 1339.597484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.597611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.597702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.597755][ T32] r4:850a01c0 [ 1339.598478][ T32] INFO: task kworker/0:330:4387 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.598558][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.598779][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.598875][ T32] Call trace: [ 1339.598949][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.599049][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.599108][ T32] r4:00000000 [ 1339.599147][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.599317][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.599387][ T32] 9d20: 86b7f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.599451][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.599501][ T32] 9d60: 80000013 ffffffff [ 1339.599562][ T32] r5:80000013 r4:80239bb0 [ 1339.599605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.599695][ T32] r4:82ac21e4 [ 1339.599758][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.599862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.599918][ T32] r4:e8709dc0 [ 1339.600001][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.600094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.600146][ T32] r4:00000000 [ 1339.600186][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.600287][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.600352][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.600446][ T32] r5:00001000 r4:e0439000 [ 1339.600868][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.601232][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.601328][ T32] r5:85022b8c r4:85022800 [ 1339.601576][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.601679][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.601914][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.602031][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.602102][ T32] r4:84753f00 ** 3 printk messages dropped ** [ 1339.602369][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.603068][ T32] task:kworker/0:331 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.603731][ T32] r5:844ae000 r4:829187f0 [ 1339.603773][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.603860][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.603997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1339.604103][ T32] r4:00000000 [ 1339.604154][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.604239][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.604321][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.604408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0280 [ 1339.604482][ T32] r4:00000000 [ 1339.604537][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.604627][ T32] r9:83018005 r8:844ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1339.604681][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.632679][ T32] r5:00001000 r4:eae21000 [ 1339.632803][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.632977][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.633113][ T32] r5:851e2b8c r4:851e2800 [ 1339.633222][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.633329][ T32] r7:dddced40 r6:83018000 r5:851e2b8c r4:85071700 [ 1339.633377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.633528][ T32] r10:61c88647 r9:844ae000 r8:8507172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.633750][ T32] r4:85071700 [ 1339.633861][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.633970][ T32] r10:00000000 r9:85071700 r8:8027ecf4 r7:eae5de60 r6:85071780 r5:844ae000 [ 1339.634022][ T32] r4:00000001 [ 1339.634104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.634227][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1339.634387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.634458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.634576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.634651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.650195][ T32] r4:850a0100 [ 1339.651042][ T32] INFO: task kworker/0:331:4389 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.651129][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.651476][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.651712][ T32] Call trace: [ 1339.651785][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.651940][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.652238][ T32] r4:00000000 [ 1339.652484][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.652606][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.652709][ T32] 9d20: 875b4000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.652778][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.653105][ T32] 9d60: 80000013 ffffffff [ 1339.653263][ T32] r5:80000013 r4:80239bb0 [ 1339.653316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.653405][ T32] r4:82ac21e4 [ 1339.653482][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1339.654519][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1339.665914][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.666545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.667156][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.667701][ T32] r5:851a0000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.667936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 ** 8 printk messages dropped ** [ 1339.668533][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1339.668877][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.668978][ T32] r7:dddced40 r6:83018000 r5:851e338c r4:85071800 [ 1339.669030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.669140][ T32] r10:61c88647 r9:851a0000 r8:8507182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.669190][ T32] r4:85071800 [ 1339.669234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.669328][ T32] r10:00000000 r9:85071800 r8:8027ecf4 r7:eae5de60 r6:85071880 r5:851a0000 [ 1339.669382][ T32] r4:00000001 [ 1339.669442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.669603][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) [ 1339.669686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.669771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.669833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.669896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.669946][ T32] r4:850a02c0 [ 1339.670687][ T32] INFO: task kworker/0:332:4391 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.670782][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.670942][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.671040][ T32] Call trace: [ 1339.671148][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.671258][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.671336][ T32] r4:00000000 [ 1339.671389][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.671471][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.671543][ T32] 9d20: 875b4000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.671610][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.671719][ T32] 9d60: 80000013 ffffffff [ 1339.671795][ T32] r5:80000013 r4:80239bb0 [ 1339.671848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.671974][ T32] r4:82ac21e4 [ 1339.672028][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.672200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.672266][ T32] r4:e8709dc0 [ 1339.672329][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.672428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.672475][ T32] r4:00000000 [ 1339.672555][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.672678][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.672759][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.672851][ T32] r5:00001000 r4:e0439000 [ 1339.672893][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.672985][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.673074][ T32] r5:85022b8c r4:85022800 [ 1339.673147][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1339.673763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.674387][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.674611][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.674798][ T32] Call trace: [ 1339.699895][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.700094][ T32] r10:829187f4 r9:eae79d84 r8:00000002 r7:60000113 r6:eae79d8c r5:851a0c00 [ 1339.700152][ T32] r4:851a0c00 [ 1339.700203][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.700296][ T32] r5:851a0c00 r4:829187f0 [ 1339.700339][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.700430][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.700526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1339.700635][ T32] r4:00000000 [ 1339.700780][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.700867][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.700984][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.701076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0740 [ 1339.701147][ T32] r4:00000000 [ 1339.701191][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.701294][ T32] r9:83018005 r8:851a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1339.701349][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.701456][ T32] r5:00001000 r4:eae81000 [ 1339.701505][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.701664][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.701777][ T32] r5:851e378c r4:851e3400 [ 1339.701826][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.701923][ T32] r7:dddced40 r6:83018000 r5:851e378c r4:85071900 [ 1339.702013][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.702114][ T32] r10:61c88647 r9:851a0c00 r8:8507192c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.702165][ T32] r4:85071900 [ 1339.702212][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.702307][ T32] r10:00000000 r9:85071900 r8:8027ecf4 r7:eae6de60 r6:85071980 r5:851a0c00 [ 1339.702404][ T32] r4:00000001 [ 1339.702454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.702533][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1339.702592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.702657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.702745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.702842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.702899][ T32] r4:850a03c0 [ 1339.703625][ T32] INFO: task kworker/0:333:4394 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.703741][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.726023][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1339.726632][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1339.727322][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1339.727618][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.728473][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.729030][ T32] task:kworker/0:334 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.729696][ T32] r5:851a1800 r4:829187f0 [ 1339.729780][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.729873][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.730018][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1339.730076][ T32] r4:00000000 [ 1339.730189][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.730279][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.730362][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.730460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0900 [ 1339.730557][ T32] r4:00000000 [ 1339.730610][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.730740][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1339.730804][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.730906][ T32] r5:00001000 r4:eae8d000 [ 1339.730958][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.731099][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.731219][ T32] r5:851e3b8c r4:851e3800 [ 1339.731269][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.731365][ T32] r7:dddced40 r6:83018000 r5:851e3b8c r4:85071a00 [ 1339.731412][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.731547][ T32] r10:61c88647 r9:851a1800 r8:85071a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.731645][ T32] r4:85071a00 [ 1339.731733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.731833][ T32] r10:00000000 r9:85071a00 r8:8027ecf4 r7:eae79e60 r6:85071a80 r5:851a1800 [ 1339.731887][ T32] r4:00000001 [ 1339.731939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.732067][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1339.732129][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.732257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.733568][ T32] Call trace: [ 1339.733666][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.733772][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.733829][ T32] r4:00000000 [ 1339.733873][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.733970][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.734038][ T32] 9d20: 88018000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.734156][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.734215][ T32] 9d60: 80000013 ffffffff [ 1339.734346][ T32] r5:80000013 r4:80239bb0 [ 1339.734397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.734486][ T32] r4:82ac21e4 [ 1339.734534][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.734631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.734724][ T32] r4:e8709dc0 [ 1339.764021][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.764157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.764233][ T32] r4:00000000 [ 1339.764287][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.764414][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.764471][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.764571][ T32] r5:00001000 r4:e0439000 [ 1339.764617][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.765182][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.765300][ T32] r5:85022b8c r4:85022800 [ 1339.765348][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.765436][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.765462][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.765515][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.765539][ T32] r4:84753f00 [ 1339.765560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.765608][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.765632][ T32] r4:00000001 [ 1339.765652][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.765689][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.765719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.765749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.765922][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.766618][ T32] r5:851a2400 r4:829187f0 [ 1339.766749][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.766837][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.766945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1339.766999][ T32] r4:00000000 [ 1339.767056][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.767166][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.767274][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.767367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0b40 [ 1339.767424][ T32] r4:00000000 [ 1339.767503][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.767606][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1339.767713][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.767803][ T32] r5:00001000 r4:df9df000 [ 1339.767851][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.767928][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.768049][ T32] r5:851e3f8c r4:851e3c00 [ 1339.768098][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.768192][ T32] r7:dddced40 r6:83018000 r5:851e3f8c r4:85071b00 [ 1339.768236][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.768434][ T32] r4:85071b00 ** 5 printk messages dropped ** [ 1339.768948][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.770243][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.771125][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.771715][ T32] r4:e8709dc0 [ 1339.771766][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.771863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.771912][ T32] r4:00000000 [ 1339.771959][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.772085][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.772130][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.772221][ T32] r5:00001000 r4:e0439000 [ 1339.772272][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.772352][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.772481][ T32] r5:85022b8c r4:85022800 [ 1339.772531][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.772666][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.772767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.772867][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.772915][ T32] r4:84753f00 [ 1339.773047][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.773199][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1339.773261][ T32] r4:00000001 [ 1339.773305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.773383][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1339.773442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.773502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.773561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.773626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1339.773844][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.810753][ T32] r5:851a3000 r4:829187f0 [ 1339.810853][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.811431][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.812545][ T32] r5:851ec78c r4:851ec400 ** 6 printk messages dropped ** [ 1339.813165][ T32] r10:00000000 r9:85071c00 r8:8027ecf4 r7:eae9de60 r6:85071c80 r5:851a3000 ** 6 printk messages dropped ** [ 1339.813652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.813719][ T32] r4:850a09c0 [ 1339.814620][ T32] INFO: task kworker/0:336:4399 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1339.819118][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.819448][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.819624][ T32] Call trace: [ 1339.819816][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.819940][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.820011][ T32] r4:00000000 [ 1339.820150][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.820237][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.820313][ T32] 9d20: 88a8c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.820379][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.820427][ T32] 9d60: 80000013 ffffffff [ 1339.820485][ T32] r5:80000013 r4:80239bb0 [ 1339.820543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.820636][ T32] r4:82ac21e4 [ 1339.820687][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.820782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.820829][ T32] r4:e8709dc0 [ 1339.820880][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.820999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.821058][ T32] r4:00000000 [ 1339.821135][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.821240][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.821288][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.821398][ T32] r5:00001000 r4:e0439000 [ 1339.821452][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.821535][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.821791][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.821841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.821943][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.821997][ T32] r4:84753f00 [ 1339.822039][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.822138][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 4 printk messages dropped ** [ 1339.822503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.823739][ T32] r5:851a3c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.824114][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.850310][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1339.851891][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) ** 8 printk messages dropped ** [ 1339.853695][ T32] Call trace: ** 10 printk messages dropped ** [ 1339.863460][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1339.864483][ T32] r5:00001000 r4:e0439000 ** 9 printk messages dropped ** [ 1339.869524][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 16 printk messages dropped ** [ 1339.871410][ T32] r10:829187f4 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:851a5400 ** 9 printk messages dropped ** [ 1339.872283][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1339.873787][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.874294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1339.896912][ T32] Call trace: [ 1339.897137][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.897270][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.897365][ T32] r4:00000000 [ 1339.897505][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.897629][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.897701][ T32] 9d20: 894dd000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.897767][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.897821][ T32] 9d60: 80000013 ffffffff [ 1339.897876][ T32] r5:80000013 r4:80239bb0 [ 1339.897928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.898203][ T32] r4:82ac21e4 [ 1339.898380][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.898515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.898565][ T32] r4:e8709dc0 [ 1339.898610][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.898701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.898751][ T32] r4:00000000 [ 1339.898793][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.898895][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.898952][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.899086][ T32] r5:00001000 r4:e0439000 [ 1339.899140][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1339.899227][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.899361][ T32] r5:85022b8c r4:85022800 [ 1339.899413][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.899517][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1339.899605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.899726][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.899780][ T32] r4:84753f00 [ 1339.899822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.899925][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 1 printk messages dropped ** [ 1339.900101][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1339.901042][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.901742][ T32] r5:851a6000 r4:829187f0 [ 1339.901841][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.902248][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.903170][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.903647][ T32] r4:85071f00 ** 4 printk messages dropped ** [ 1339.903997][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) ** 5 printk messages dropped ** [ 1339.936145][ T32] INFO: task kworker/0:339:4404 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 2 printk messages dropped ** [ 1339.936698][ T32] Call trace: [ 1339.936857][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1339.937036][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1339.937144][ T32] r4:00000000 [ 1339.937196][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.937286][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1339.937378][ T32] 9d20: 89a80000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1339.937451][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1339.937502][ T32] 9d60: 80000013 ffffffff [ 1339.937561][ T32] r5:80000013 r4:80239bb0 [ 1339.937604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.937695][ T32] r4:82ac21e4 [ 1339.937742][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.937886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1339.937949][ T32] r4:e8709dc0 [ 1339.937995][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.938092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1339.938148][ T32] r4:00000000 [ 1339.938191][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.938293][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.938442][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.938763][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1339.939069][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.939827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.939970][ T32] r4:844bb800 [ 1339.940027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.940091][ T32] INFO: task kworker/0:340:4406 blocked for more than 466 seconds. [ 1339.940160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.940218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.940286][ T32] task:kworker/0:340 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.940413][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.940637][ T32] Call trace: [ 1339.940803][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1339.941000][ T32] r10:829187f4 r9:ead09d84 r8:00000002 r7:60000013 r6:ead09d8c r5:8523b000 [ 1339.941215][ T32] r4:8523b000 [ 1339.941278][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1339.941626][ T32] r5:8523b000 r4:829187f0 [ 1339.941951][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.942045][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.942142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1339.942257][ T32] r4:00000000 [ 1339.942369][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1339.942837][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1339.942930][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1339.943130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb340 [ 1339.943187][ T32] r4:00000000 [ 1339.943255][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1339.943486][ T32] r9:83018005 r8:8523b000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.943555][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1339.943877][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.944563][ T32] r10:61c88647 r9:8523b000 r8:850bd02c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1339.970194][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.971341][ T32] INFO: task kworker/0:340:4406 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 9 printk messages dropped ** [ 1339.972970][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.973736][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1339.974199][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 7 printk messages dropped ** [ 1340.005859][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.006143][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.006564][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1340.006674][ T32] task:kworker/0:341 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.006795][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006892][ T32] Call trace: [ 1340.007013][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.007123][ T32] r10:829187f4 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:8523d400 [ 1340.007171][ T32] r4:8523d400 [ 1340.007218][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.007329][ T32] r5:8523d400 r4:829187f0 [ 1340.007376][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.007464][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.007562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1340.007624][ T32] r4:00000000 [ 1340.007673][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.007756][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.007842][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.007960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb440 [ 1340.008042][ T32] r4:00000000 [ 1340.008094][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.008236][ T32] r9:83018005 r8:8523d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.008332][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.008423][ T32] r5:00001000 r4:e0577000 [ 1340.008575][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.008695][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.008786][ T32] r5:851ed78c r4:851ed400 [ 1340.008828][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.008930][ T32] r7:dddced40 r6:83018000 r5:851ed78c r4:850bd080 [ 1340.008977][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.009173][ T32] r10:61c88647 r9:8523d400 r8:850bd0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.009228][ T32] r4:850bd080 [ 1340.009275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.009369][ T32] r10:00000000 r9:850bd080 r8:8027ecf4 r7:ead09e60 r6:8508fe80 r5:8523d400 [ 1340.009413][ T32] r4:00000001 [ 1340.009484][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.009561][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1340.009653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.009717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.009895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.010002][ T32] r4:850bb1c0 [ 1340.010904][ T32] INFO: task kworker/0:341:4409 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.010991][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.011110][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.011302][ T32] Call trace: [ 1340.011372][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.011541][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.011600][ T32] r4:00000000 [ 1340.011640][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.011725][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.011811][ T32] 9d20: 8a38b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.011877][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.011939][ T32] 9d60: 80000013 ffffffff [ 1340.012019][ T32] r5:80000013 r4:80239bb0 [ 1340.012072][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.012202][ T32] r4:82ac21e4 [ 1340.012293][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.012550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.012601][ T32] r4:e8709dc0 [ 1340.012648][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.012901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.012977][ T32] r4:00000000 [ 1340.013246][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.013467][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.013520][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.013687][ T32] r5:00001000 r4:e0439000 [ 1340.013755][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.013841][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.013976][ T32] r5:85022b8c r4:85022800 [ 1340.014028][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.014128][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.014171][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.014311][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.014366][ T32] r4:84753f00 [ 1340.014415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.014509][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.014686][ T32] r4:00000001 [ 1340.035535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.035675][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.035762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.035832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.035895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.035972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.036031][ T32] r4:844bb800 [ 1340.036088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.036158][ T32] INFO: task kworker/0:342:4411 blocked for more than 466 seconds. [ 1340.036274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.036418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.036479][ T32] task:kworker/0:342 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.036718][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.037002][ T32] Call trace: [ 1340.037178][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.037241][ T32] r10:829187f4 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:8523ec00 [ 1340.037267][ T32] r4:8523ec00 [ 1340.037288][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.037333][ T32] r5:8523ec00 r4:829187f0 [ 1340.037354][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.037415][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.037469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1340.037534][ T32] r4:00000000 [ 1340.037575][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.037636][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.037759][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.037811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb580 [ 1340.037859][ T32] r4:00000000 [ 1340.037885][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.037958][ T32] r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.037986][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.038104][ T32] r5:00001000 r4:e059d000 [ 1340.038130][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.038325][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.038375][ T32] r5:851edb8c r4:851ed800 [ 1340.038397][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.038518][ T32] r7:dddced40 r6:83018000 r5:851edb8c r4:850bd100 [ 1340.038643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.038697][ T32] r10:61c88647 r9:8523ec00 r8:850bd12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.038721][ T32] r4:850bd100 [ 1340.038743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1340.039276][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.040702][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.040861][ T32] Call trace: [ 1340.040931][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.041067][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.041183][ T32] r4:00000000 [ 1340.041233][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.041316][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.041403][ T32] 9d20: 8a46c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.041467][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.041520][ T32] 9d60: 80000013 ffffffff [ 1340.041568][ T32] r5:80000013 r4:80239bb0 [ 1340.041615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.041696][ T32] r4:82ac21e4 [ 1340.041741][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.041873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.041960][ T32] r4:e8709dc0 [ 1340.042037][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.042125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.042187][ T32] r4:00000000 [ 1340.042227][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.042321][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.042369][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.042499][ T32] r5:00001000 r4:e0439000 [ 1340.042572][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.042945][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1340.043411][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.043736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.044170][ T32] task:kworker/0:343 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.086656][ T32] r5:8523e000 r4:829187f0 [ 1340.086750][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.087301][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1340.088134][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.088721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.089611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1340.090723][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.090980][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.091135][ T32] Call trace: [ 1340.091246][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.091345][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.091393][ T32] r4:00000000 [ 1340.091432][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.091593][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.091803][ T32] 9d20: 8a7c9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.091866][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.092023][ T32] 9d60: 80000013 ffffffff [ 1340.092080][ T32] r5:80000013 r4:80239bb0 [ 1340.092206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.092351][ T32] r4:82ac21e4 [ 1340.092398][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.092483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.092527][ T32] r4:e8709dc0 [ 1340.092567][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.092648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.092760][ T32] r4:00000000 [ 1340.092858][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.093115][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.093166][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.093584][ T32] r5:00001000 r4:e0439000 [ 1340.093904][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.093986][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.094231][ T32] r5:85022b8c r4:85022800 [ 1340.094278][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.094370][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.094476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.094788][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.113574][ T32] r4:84753f00 [ 1340.113705][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.113881][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.113995][ T32] r4:00000001 [ 1340.114068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.114166][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.114285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.114367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.114475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.114559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.114613][ T32] r4:844bb800 [ 1340.114672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.114746][ T32] INFO: task kworker/0:344:4414 blocked for more than 466 seconds. [ 1340.115708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.115796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.115897][ T32] task:kworker/0:344 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.116049][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.116181][ T32] Call trace: [ 1340.116275][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.116406][ T32] r10:829187f4 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:85239800 [ 1340.116464][ T32] r4:85239800 [ 1340.116559][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.116699][ T32] r5:85239800 r4:829187f0 [ 1340.116767][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.116945][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.117136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1340.117211][ T32] r4:00000000 [ 1340.117266][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.117358][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.117460][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.117639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb6c0 [ 1340.117727][ T32] r4:00000000 [ 1340.117785][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.117940][ T32] r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.118006][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.118152][ T32] r5:00001000 r4:e05fb000 [ 1340.118230][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.118325][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.118423][ T32] r5:851edf8c r4:851edc00 [ 1340.118475][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.118588][ T32] r7:dddced40 r6:83018000 r5:851edf8c r4:850bd200 [ 1340.118650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.118765][ T32] r10:61c88647 r9:85239800 r8:850bd22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.118832][ T32] r4:850bd200 [ 1340.118926][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.119104][ T32] r10:00000000 r9:850bd200 r8:8027ecf4 r7:eaea5e60 r6:850c6000 r5:85239800 [ 1340.119208][ T32] r4:00000001 [ 1340.119266][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.119358][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1340.119432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.119507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.119658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.119744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.119840][ T32] r4:850bb400 [ 1340.120878][ T32] INFO: task kworker/0:344:4414 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.121031][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.121268][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.121393][ T32] Call trace: [ 1340.121567][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.121692][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.121753][ T32] r4:00000000 [ 1340.121807][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.121925][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.122012][ T32] 9d20: 8a8f5000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.122092][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.122164][ T32] 9d60: 80000013 ffffffff [ 1340.122320][ T32] r5:80000013 r4:80239bb0 [ 1340.122421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.122532][ T32] r4:82ac21e4 [ 1340.122591][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.122699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.122754][ T32] r4:e8709dc0 [ 1340.122803][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.122916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.122984][ T32] r4:00000000 [ 1340.123036][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.123175][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.123253][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.123356][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1340.123590][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1340.123999][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1340.124597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.158710][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1340.159016][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.159292][ T32] r5:851a6c00 r4:829187f0 [ 1340.159332][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.159391][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.159459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1340.159486][ T32] r4:00000000 [ 1340.159509][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.159551][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.159593][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.159638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb840 [ 1340.159661][ T32] r4:00000000 [ 1340.159713][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.159771][ T32] r9:83018005 r8:851a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.159830][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.159880][ T32] r5:00001000 r4:e064b000 [ 1340.159937][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.159982][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.160028][ T32] r5:851ee38c r4:851ee000 [ 1340.160049][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.160120][ T32] r7:dddced40 r6:83018000 r5:851ee38c r4:850bd280 [ 1340.160146][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.160197][ T32] r10:61c88647 r9:851a6c00 r8:850bd2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.160220][ T32] r4:850bd280 [ 1340.160264][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.160317][ T32] r10:00000000 r9:850bd280 r8:8027ecf4 r7:eaea5e60 r6:850bd300 r5:851a6c00 [ 1340.160374][ T32] r4:00000001 [ 1340.160430][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.160474][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1340.160505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.160536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.160564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.160628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.160656][ T32] r4:850bb540 [ 1340.161199][ T32] INFO: task kworker/0:345:4416 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.161249][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.161364][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.161472][ T32] Call trace: [ 1340.161508][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.161563][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.161588][ T32] r4:00000000 [ 1340.161608][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.161650][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.161691][ T32] 9d20: 8b28c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.161774][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.161809][ T32] 9d60: 80000013 ffffffff [ 1340.161930][ T32] r5:80000013 r4:80239bb0 [ 1340.161966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.162016][ T32] r4:82ac21e4 [ 1340.162094][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.162156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.162181][ T32] r4:e8709dc0 [ 1340.162219][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.162270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.162328][ T32] r4:00000000 [ 1340.162353][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.162412][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.162468][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.162517][ T32] r5:00001000 r4:e0439000 [ 1340.162543][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.162655][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.162705][ T32] r5:85022b8c r4:85022800 ** 1 printk messages dropped ** [ 1340.162797][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1340.163093][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.163241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.163494][ T32] INFO: task kworker/0:346:4420 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1340.163773][ T32] r10:829187f4 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:851a4800 ** 2 printk messages dropped ** [ 1340.163933][ T32] r5:851a4800 r4:829187f0 [ 1340.163954][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.164001][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.164054][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1340.164078][ T32] r4:00000000 [ 1340.164098][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.164143][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.164183][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.164227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbac0 [ 1340.164250][ T32] r4:00000000 [ 1340.164270][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.164319][ T32] r9:83018005 r8:851a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.164341][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.164392][ T32] r5:00001000 r4:ea7bb000 [ 1340.164413][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.164483][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.164562][ T32] r5:851eeb8c r4:851ee800 [ 1340.164618][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.182247][ T32] r7:dddced40 r6:83018000 r5:851eeb8c r4:850bd380 [ 1340.182301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.182390][ T32] r10:61c88647 r9:851a4800 r8:850bd3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.182421][ T32] r4:850bd380 [ 1340.182444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.182496][ T32] r10:00000000 r9:850bd380 r8:8027ecf4 r7:eaea5e60 r6:850bd400 r5:851a4800 [ 1340.182520][ T32] r4:00000001 [ 1340.182541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.182638][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1340.182702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.182768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.182801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.182835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.182863][ T32] r4:850bb640 [ 1340.183335][ T32] INFO: task kworker/0:346:4420 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.183386][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.183462][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.183516][ T32] Call trace: [ 1340.183548][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.183605][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.183629][ T32] r4:00000000 [ 1340.183650][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.183691][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.183728][ T32] 9d20: 8b976000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.183762][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.183811][ T32] 9d60: 80000013 ffffffff [ 1340.183879][ T32] r5:80000013 r4:80239bb0 [ 1340.183933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.183985][ T32] r4:82ac21e4 [ 1340.184006][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.184052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 2 printk messages dropped ** [ 1340.184142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 5 printk messages dropped ** [ 1340.184393][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.192412][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1340.192777][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.193087][ T32] INFO: task kworker/0:347:4421 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1340.193296][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.193560][ T32] r5:851b0000 r4:829187f0 [ 1340.193582][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.193631][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.193707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 1340.193735][ T32] r4:00000000 [ 1340.193756][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.193798][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.193840][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.193910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbe40 [ 1340.193938][ T32] r4:00000000 [ 1340.193963][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.194015][ T32] r9:83018005 r8:851b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.194039][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.194083][ T32] r5:00001000 r4:ea855000 [ 1340.194105][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.194159][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.194246][ T32] r5:851ef38c r4:851ef000 [ 1340.194303][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.194363][ T32] r7:dddced40 r6:83018000 r5:851ef38c r4:850bd480 [ 1340.194387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.194436][ T32] r10:61c88647 r9:851b0000 r8:850bd4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.194460][ T32] r4:850bd480 [ 1340.194480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.194558][ T32] r10:00000000 r9:850bd480 r8:8027ecf4 r7:eaeade60 r6:850bd500 r5:851b0000 [ 1340.194587][ T32] r4:00000001 [ 1340.194714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.207925][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1340.207986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.208044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.208079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.208156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.208184][ T32] r4:850bb940 [ 1340.208657][ T32] INFO: task kworker/0:347:4421 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.208700][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.208783][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.208855][ T32] Call trace: [ 1340.208897][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.208970][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.209001][ T32] r4:00000000 [ 1340.209023][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.209067][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.209149][ T32] 9d20: 8c242000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 2 printk messages dropped ** [ 1340.209267][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.209490][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1340.209602][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.209787][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1340.209969][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.210219][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.210333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.210581][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1340.210761][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.210941][ T32] r5:851b0c00 r4:829187f0 [ 1340.210962][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.211086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 ** 4 printk messages dropped ** [ 1340.211317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbc80 [ 1340.211347][ T32] r4:00000000 [ 1340.211378][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.211427][ T32] r9:83018005 r8:851b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.211450][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.211528][ T32] r5:00001000 r4:ea831000 [ 1340.211579][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.211661][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.211744][ T32] r5:851eef8c r4:851eec00 [ 1340.211784][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.211868][ T32] r7:dddced40 r6:83018000 r5:851eef8c r4:850bd580 [ 1340.211946][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.212038][ T32] r10:61c88647 r9:851b0c00 r8:850bd5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.212088][ T32] r4:850bd580 [ 1340.212133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.212206][ T32] r10:00000000 r9:850bd580 r8:8027ecf4 r7:eaeb5e60 r6:850bd600 r5:851b0c00 [ 1340.212231][ T32] r4:00000001 [ 1340.212314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.212363][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1340.212394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.212424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.212453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.212509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.212571][ T32] r4:850bbbc0 [ 1340.212899][ T32] INFO: task kworker/0:348:4422 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.212940][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.213126][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.213209][ T32] Call trace: [ 1340.213260][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.213316][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.213361][ T32] r4:00000000 [ 1340.213389][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.213433][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.213465][ T32] 9d20: 8c242000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.213512][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.213541][ T32] 9d60: 80000013 ffffffff [ 1340.213568][ T32] r5:80000013 r4:80239bb0 [ 1340.213620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.213737][ T32] r4:82ac21e4 [ 1340.213766][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.213815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.213876][ T32] r4:e8709dc0 [ 1340.213960][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.214029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.214084][ T32] r4:00000000 [ 1340.214144][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.214260][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.214287][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.214335][ T32] r5:00001000 r4:e0439000 [ 1340.214368][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.214411][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.214457][ T32] r5:85022b8c r4:85022800 [ 1340.214511][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.214569][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.214612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.235311][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.235370][ T32] r4:84753f00 [ 1340.235412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.235493][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.235518][ T32] r4:00000001 [ 1340.235540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.235581][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.235641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.235703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.235735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.235769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.235793][ T32] r4:844bb800 ** 2 printk messages dropped ** [ 1340.235894][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1340.236236][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.236422][ T32] r5:851b1800 r4:829187f0 [ 1340.236443][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.236581][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.236725][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1340.237001][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.237600][ T32] r10:61c88647 r9:851b1800 r8:850bd6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.237624][ T32] r4:850bd680 [ 1340.237644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.237690][ T32] r10:00000000 r9:850bd680 r8:8027ecf4 r7:eaeb5e60 r6:850bd700 r5:851b1800 [ 1340.237714][ T32] r4:00000001 [ 1340.237788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.237861][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.237892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.237928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.237958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.237990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.238013][ T32] r4:850bbcc0 [ 1340.238511][ T32] INFO: task kworker/0:349:4425 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.238555][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.238659][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.238712][ T32] Call trace: [ 1340.238776][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.238830][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.238855][ T32] r4:00000000 [ 1340.238930][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.238978][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.239025][ T32] 9d20: 8cae7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.239060][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.239191][ T32] 9d60: 80000013 ffffffff [ 1340.239220][ T32] r5:80000013 r4:80239bb0 [ 1340.239242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.239338][ T32] r4:82ac21e4 [ 1340.239372][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.239432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.239484][ T32] r4:e8709dc0 [ 1340.239536][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.239587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.239611][ T32] r4:00000000 [ 1340.239680][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.239745][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.239771][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.239867][ T32] r5:00001000 r4:e0439000 [ 1340.239892][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.239936][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.239980][ T32] r5:85022b8c r4:85022800 [ 1340.240001][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.240067][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.240092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.240144][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.240167][ T32] r4:84753f00 [ 1340.240212][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.240264][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.240288][ T32] r4:00000001 [ 1340.240309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1340.240523][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.240855][ T32] INFO: task kworker/0:350:4427 blocked for more than 466 seconds. [ 1340.240889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.240944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.241018][ T32] task:kworker/0:350 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.241164][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.241217][ T32] Call trace: [ 1340.241292][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.241365][ T32] r10:829187f4 r9:eaec1d84 r8:00000002 r7:60000013 r6:eaec1d8c r5:851b2400 [ 1340.241395][ T32] r4:851b2400 [ 1340.241416][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.241497][ T32] r5:851b2400 r4:829187f0 [ 1340.241521][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.241565][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.241647][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1340.241703][ T32] r4:00000000 [ 1340.241758][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.241804][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.241843][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.241943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbf40 [ 1340.241971][ T32] r4:00000000 [ 1340.241991][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.242142][ T32] r9:83018005 r8:851b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.242170][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.242244][ T32] r5:00001000 r4:ea87b000 [ 1340.242268][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.242309][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.242386][ T32] r5:851ef78c r4:851ef400 [ 1340.242441][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.242524][ T32] r7:dddced40 r6:83018000 r5:851ef78c r4:850bd780 [ 1340.242550][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.242626][ T32] r10:61c88647 r9:851b2400 r8:850bd7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.242653][ T32] r4:850bd780 [ 1340.242705][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.242755][ T32] r10:00000000 r9:850bd780 r8:8027ecf4 r7:eaeb9e60 r6:850bd800 r5:851b2400 [ 1340.242812][ T32] r4:00000001 [ 1340.242866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.242906][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1340.242934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.242964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.243021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.243060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.243086][ T32] r4:850a0b00 [ 1340.243387][ T32] INFO: task kworker/0:350:4427 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.243429][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.243510][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.243571][ T32] Call trace: [ 1340.243633][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.243715][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.243744][ T32] r4:00000000 [ 1340.243765][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.243806][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.243875][ T32] 9d20: 8cae7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.243985][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.244018][ T32] 9d60: 80000013 ffffffff [ 1340.244045][ T32] r5:80000013 r4:80239bb0 [ 1340.244066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.244138][ T32] r4:82ac21e4 [ 1340.244221][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.244271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.244295][ T32] r4:e8709dc0 [ 1340.244315][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.244399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.244428][ T32] r4:00000000 [ 1340.244450][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.244498][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.244550][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.244607][ T32] r5:00001000 r4:e0439000 [ 1340.244712][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.267504][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.267604][ T32] r5:85022b8c r4:85022800 [ 1340.267629][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.267776][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1340.268101][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.268412][ T32] INFO: task kworker/0:351:4430 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1340.268629][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.269039][ T32] r5:851b3000 r4:829187f0 [ 1340.269082][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.269193][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.269280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1340.269339][ T32] r4:00000000 [ 1340.269373][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.269416][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.269459][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.269504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3040 [ 1340.269559][ T32] r4:00000000 [ 1340.269612][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.269666][ T32] r9:83018005 r8:851b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.269712][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.269776][ T32] r5:00001000 r4:ea971000 [ 1340.269835][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.269880][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.269955][ T32] r5:851eff8c r4:851efc00 [ 1340.270131][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.270216][ T32] r7:dddced40 r6:83018000 r5:851eff8c r4:850bd880 [ 1340.270271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.270361][ T32] r10:61c88647 r9:851b3000 r8:850bd8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.270392][ T32] r4:850bd880 [ 1340.270433][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.270517][ T32] r10:00000000 r9:850bd880 r8:8027ecf4 r7:eaeb9e60 r6:850bd900 r5:851b3000 [ 1340.270543][ T32] r4:00000001 [ 1340.270563][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.270606][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1340.270668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.270703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.270733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.270798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.270827][ T32] r4:850d3000 [ 1340.271348][ T32] INFO: task kworker/0:351:4430 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.271432][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.271564][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.271612][ T32] Call trace: [ 1340.271643][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.271697][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.271723][ T32] r4:00000000 [ 1340.271743][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.271784][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.271857][ T32] 9d20: 8d36d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.271898][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1340.272035][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.272157][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1340.272284][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.272496][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.272872][ T32] r4:84753f00 ** 2 printk messages dropped ** [ 1340.273006][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.273299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.273696][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.274155][ T32] r5:851b3c00 r4:829187f0 [ 1340.274197][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.274245][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.274297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1340.274321][ T32] r4:00000000 [ 1340.274382][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.274428][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.274519][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.274603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d34c0 [ 1340.274721][ T32] r4:00000000 [ 1340.287841][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.287947][ T32] r9:83018005 r8:851b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1340.287975][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.288027][ T32] r5:00001000 r4:ea99f000 [ 1340.288049][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.288090][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.288168][ T32] r5:851f878c r4:851f8400 [ 1340.288194][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.288246][ T32] r7:dddced40 r6:83018000 r5:851f878c r4:850bd980 [ 1340.288268][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.288317][ T32] r10:61c88647 r9:851b3c00 r8:850bd9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.288340][ T32] r4:850bd980 [ 1340.288368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.288417][ T32] r10:00000000 r9:850bd980 r8:8027ecf4 r7:eaec5e60 r6:850bda00 r5:851b3c00 [ 1340.288441][ T32] r4:00000001 [ 1340.288494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.288538][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.288604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.288639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.288669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.288726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.288753][ T32] r4:850d3000 [ 1340.289299][ T32] INFO: task kworker/0:352:4431 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.289353][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.289435][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.289487][ T32] Call trace: [ 1340.289556][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.289632][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.289662][ T32] r4:00000000 [ 1340.289720][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.289816][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.289852][ T32] 9d20: 8d36d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 4 printk messages dropped ** [ 1340.290069][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.290162][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1340.290426][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1340.290823][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1340.291174][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.291319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.291761][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.292034][ T32] r4:851b4800 [ 1340.292054][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.292098][ T32] r5:851b4800 r4:829187f0 [ 1340.292171][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.292219][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.292270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1340.292327][ T32] r4:00000000 [ 1340.292400][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.292477][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.292524][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.292600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3380 [ 1340.292671][ T32] r4:00000000 [ 1340.292731][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.292784][ T32] r9:83018005 r8:851b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.292835][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.292914][ T32] r5:00001000 r4:ea987000 [ 1340.292938][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.292979][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.293023][ T32] r5:851f838c r4:851f8000 [ 1340.293043][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.293135][ T32] r7:dddced40 r6:83018000 r5:851f838c r4:850bda80 [ 1340.293206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.293262][ T32] r10:61c88647 r9:851b4800 r8:850bdaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.293318][ T32] r4:850bda80 [ 1340.293395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.293480][ T32] r10:00000000 r9:850bda80 r8:8027ecf4 r7:eaec9e60 r6:850bdb00 r5:851b4800 [ 1340.293538][ T32] r4:00000001 [ 1340.293595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.293636][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1340.293696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.293730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.293798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.293833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.293883][ T32] r4:850d33c0 [ 1340.294304][ T32] INFO: task kworker/0:353:4434 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.294351][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.294428][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.294479][ T32] Call trace: [ 1340.294552][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.294631][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.294771][ T32] r4:00000000 [ 1340.315687][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.315875][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.315968][ T32] 9d20: 8d9d3000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.316074][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.316203][ T32] 9d60: 80000013 ffffffff [ 1340.316287][ T32] r5:80000013 r4:80239bb0 [ 1340.316354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.316528][ T32] r4:82ac21e4 [ 1340.316597][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.316714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.316818][ T32] r4:e8709dc0 [ 1340.316889][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.317079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.317239][ T32] r4:00000000 [ 1340.317310][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.317438][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.317523][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.317687][ T32] r5:00001000 r4:e0439000 [ 1340.317790][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.317961][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.318085][ T32] r5:85022b8c r4:85022800 [ 1340.318160][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.318317][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.318385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.318510][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.318569][ T32] r4:84753f00 [ 1340.318613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1340.318917][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.319307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.319934][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1340.320234][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.320986][ T32] r5:851b5400 r4:829187f0 [ 1340.321030][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.321181][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.321317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1340.321418][ T32] r4:00000000 [ 1340.321488][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.321586][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.321686][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.321824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d33c0 [ 1340.321900][ T32] r4:00000000 [ 1340.322023][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.322253][ T32] r9:83018005 r8:851b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1340.322366][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.322507][ T32] r5:00001000 r4:ea9c3000 [ 1340.322580][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.322684][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.322805][ T32] r5:851f8b8c r4:851f8800 [ 1340.322867][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.322985][ T32] r7:dddced40 r6:83018000 r5:851f8b8c r4:850bdb80 [ 1340.323102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.323236][ T32] r10:61c88647 r9:851b5400 r8:850bdbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.323303][ T32] r4:850bdb80 [ 1340.323362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.323510][ T32] r10:00000000 r9:850bdb80 r8:8027ecf4 r7:eaec9e60 r6:850bdc00 r5:851b5400 [ 1340.323630][ T32] r4:00000001 [ 1340.323698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.323868][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1340.323968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.324061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.324328][ T32] r4:850d33c0 [ 1340.356831][ T32] INFO: task kworker/0:354:4435 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.357019][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.357203][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.357401][ T32] Call trace: [ 1340.357679][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.358015][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.358047][ T32] r4:00000000 [ 1340.358071][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.358141][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.358180][ T32] 9d20: 8e1d8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.358214][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.358272][ T32] 9d60: 80000013 ffffffff [ 1340.358342][ T32] r5:80000013 r4:80239bb0 [ 1340.358393][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.358464][ T32] r4:82ac21e4 [ 1340.358489][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.358540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.358566][ T32] r4:e8709dc0 [ 1340.358588][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.358652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.358682][ T32] r4:00000000 [ 1340.358704][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.358758][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.358782][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.358906][ T32] r5:00001000 r4:e0439000 [ 1340.358939][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.358990][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.359041][ T32] r5:85022b8c r4:85022800 [ 1340.359063][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.359136][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.359178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.359233][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.359259][ T32] r4:84753f00 [ 1340.359280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.359353][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.359388][ T32] r4:00000001 [ 1340.359410][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.359450][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.359479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.359510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.359538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.359569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.359593][ T32] r4:844bb800 [ 1340.359617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.359647][ T32] INFO: task kworker/0:355:4436 blocked for more than 466 seconds. [ 1340.359699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.359742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.359769][ T32] task:kworker/0:355 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.359817][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.359878][ T32] Call trace: [ 1340.359914][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.359969][ T32] r10:829187f4 r9:eaed9d84 r8:00000002 r7:60000013 r6:eaed9d8c r5:851b6000 [ 1340.359994][ T32] r4:851b6000 [ 1340.360015][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.360060][ T32] r5:851b6000 r4:829187f0 [ 1340.360082][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.360124][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.360174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 [ 1340.360198][ T32] r4:00000000 [ 1340.360219][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.360259][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.360299][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.360393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d38c0 [ 1340.360456][ T32] r4:00000000 [ 1340.360493][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.360547][ T32] r9:83018005 r8:851b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1340.360571][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.360615][ T32] r5:00001000 r4:ea9d7000 [ 1340.360635][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.360704][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.360774][ T32] r5:851f8f8c r4:851f8c00 [ 1340.360798][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.360853][ T32] r7:dddced40 r6:83018000 r5:851f8f8c r4:850bdc80 [ 1340.360877][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.360925][ T32] r10:61c88647 r9:851b6000 r8:850bdcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.360973][ T32] r4:850bdc80 [ 1340.361030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.361082][ T32] r10:00000000 r9:850bdc80 r8:8027ecf4 r7:eaebde60 r6:850bdd00 r5:851b6000 [ 1340.361150][ T32] r4:00000001 [ 1340.361206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.361362][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1340.361400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.361432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.361566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.361603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.361628][ T32] r4:850d3600 [ 1340.361940][ T32] INFO: task kworker/0:355:4436 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.362101][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.362186][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.362305][ T32] Call trace: [ 1340.362344][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.362449][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.362479][ T32] r4:00000000 [ 1340.362501][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.362543][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.362575][ T32] 9d20: 8e1d8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.362611][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.362647][ T32] 9d60: 80000013 ffffffff [ 1340.362674][ T32] r5:80000013 r4:80239bb0 [ 1340.362695][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.362736][ T32] r4:82ac21e4 [ 1340.362757][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.362805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.362845][ T32] r4:e8709dc0 [ 1340.362870][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.362932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.362972][ T32] r4:00000000 [ 1340.362996][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.363067][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.363684][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.363735][ T32] r5:00001000 r4:e0439000 [ 1340.363794][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.363842][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.363940][ T32] r5:85022b8c r4:85022800 [ 1340.363967][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.364093][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.364121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.364470][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.364500][ T32] r4:84753f00 [ 1340.364659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.364712][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.395548][ T32] r4:00000001 [ 1340.395597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.395669][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.395709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.395747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.395782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.395822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.395852][ T32] r4:844bb800 [ 1340.395881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.395961][ T32] INFO: task kworker/0:356:4439 blocked for more than 466 seconds. [ 1340.396009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.396042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.396144][ T32] task:kworker/0:356 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.396242][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.396301][ T32] Call trace: [ 1340.396339][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.396407][ T32] r10:829187f4 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:851b6c00 [ 1340.396437][ T32] r4:851b6c00 [ 1340.396462][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.396545][ T32] r5:851b6c00 r4:829187f0 [ 1340.396573][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.396655][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.396716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1340.396775][ T32] r4:00000000 [ 1340.396802][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.396850][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.396901][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.396954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3a40 [ 1340.396981][ T32] r4:00000000 [ 1340.397004][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.397061][ T32] r9:83018005 r8:851b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.397127][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.397194][ T32] r5:00001000 r4:ea9f3000 [ 1340.397218][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.397260][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.397305][ T32] r5:851f938c r4:851f9000 [ 1340.397326][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.397381][ T32] r7:dddced40 r6:83018000 r5:851f938c r4:850bdd80 [ 1340.397428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.397483][ T32] r10:61c88647 r9:851b6c00 r8:850bddac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.397508][ T32] r4:850bdd80 [ 1340.397528][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.397575][ T32] r10:00000000 r9:850bdd80 r8:8027ecf4 r7:eaed9e60 r6:850bde00 r5:851b6c00 [ 1340.397617][ T32] r4:00000001 [ 1340.397640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.397679][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1340.397707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.397737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.397764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.397795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.397824][ T32] r4:850d3740 [ 1340.398278][ T32] INFO: task kworker/0:356:4439 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.398320][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.398385][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.398458][ T32] Call trace: [ 1340.398512][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.398587][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.398616][ T32] r4:00000000 [ 1340.398637][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.398679][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.398711][ T32] 9d20: 8e795000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.398763][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.398792][ T32] 9d60: 80000013 ffffffff [ 1340.398818][ T32] r5:80000013 r4:80239bb0 [ 1340.398839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.398881][ T32] r4:82ac21e4 [ 1340.398922][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.398974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.398997][ T32] r4:e8709dc0 [ 1340.399017][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.399064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.399110][ T32] r4:00000000 [ 1340.399134][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.399184][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.399235][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.399283][ T32] r5:00001000 r4:e0439000 [ 1340.399309][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.399377][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.399444][ T32] r5:85022b8c r4:85022800 [ 1340.399489][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.399543][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.399587][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.399665][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.399692][ T32] r4:84753f00 [ 1340.399713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.399763][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.399786][ T32] r4:00000001 [ 1340.399806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.399843][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.399893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.399960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.399997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.400078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.400107][ T32] r4:844bb800 [ 1340.400130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.400155][ T32] INFO: task kworker/0:357:4442 blocked for more than 466 seconds. [ 1340.400205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.400239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.400261][ T32] task:kworker/0:357 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.400352][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.400412][ T32] Call trace: [ 1340.400519][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.400586][ T32] r10:829187f4 r9:eaee1d84 r8:00000002 r7:60000113 r6:eaee1d8c r5:84778000 [ 1340.400615][ T32] r4:84778000 [ 1340.400666][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.400714][ T32] r5:84778000 r4:829187f0 [ 1340.400755][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.400803][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.400874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1340.400902][ T32] r4:00000000 [ 1340.400924][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.400988][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.401032][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.401078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3d00 [ 1340.401121][ T32] r4:00000000 [ 1340.401143][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.401215][ T32] r9:83018005 r8:84778000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1340.401241][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.401287][ T32] r5:00001000 r4:eab2f000 [ 1340.401324][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.401375][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.401421][ T32] r5:851f9b8c r4:851f9800 [ 1340.401441][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.401489][ T32] r7:dddced40 r6:83018000 r5:851f9b8c r4:850bde80 [ 1340.401511][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.401559][ T32] r10:61c88647 r9:84778000 r8:850bdeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.401582][ T32] r4:850bde80 [ 1340.401601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.401647][ T32] r10:00000000 r9:850bde80 r8:8027ecf4 r7:eaed5e60 r6:850bdf00 r5:84778000 [ 1340.401672][ T32] r4:00000001 [ 1340.401692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.401750][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1340.401783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.401834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.401867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.401899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.401923][ T32] r4:850d3840 [ 1340.402210][ T32] INFO: task kworker/0:357:4442 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.402250][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.402340][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.402392][ T32] Call trace: [ 1340.402450][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.402503][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.402528][ T32] r4:00000000 [ 1340.402560][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.402606][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.402638][ T32] 9d20: 8e795000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.402668][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.402693][ T32] 9d60: 80000013 ffffffff [ 1340.402718][ T32] r5:80000013 r4:80239bb0 [ 1340.402737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.402799][ T32] r4:82ac21e4 [ 1340.402824][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.402871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.402915][ T32] r4:e8709dc0 [ 1340.402953][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.403001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.403055][ T32] r4:00000000 [ 1340.403087][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.403140][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.403184][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.403232][ T32] r5:00001000 r4:e0439000 [ 1340.403295][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.403392][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.403443][ T32] r5:85022b8c r4:85022800 [ 1340.403464][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.403513][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.403535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.403583][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.403631][ T32] r4:84753f00 [ 1340.403675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.403768][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.403795][ T32] r4:00000001 [ 1340.403838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.403878][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.403907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.403957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.403990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.404049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.404121][ T32] r4:844bb800 [ 1340.404146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.404193][ T32] INFO: task kworker/0:358:4443 blocked for more than 466 seconds. [ 1340.404226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.404271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.404296][ T32] task:kworker/0:358 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.404357][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.404483][ T32] Call trace: [ 1340.404565][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.404642][ T32] r10:829187f4 r9:eaeddd84 r8:00000002 r7:60000013 r6:eaeddd8c r5:84778c00 [ 1340.404675][ T32] r4:84778c00 [ 1340.404792][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.419047][ T32] r5:84778c00 r4:829187f0 [ 1340.419089][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.419156][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.419208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 1340.419232][ T32] r4:00000000 [ 1340.419253][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.419293][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.419339][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.419401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3b40 [ 1340.419451][ T32] r4:00000000 [ 1340.419477][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.419552][ T32] r9:83018005 r8:84778c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.419579][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.419628][ T32] r5:00001000 r4:eaad1000 [ 1340.419650][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.419690][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.419734][ T32] r5:851f978c r4:851f9400 [ 1340.419755][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.419833][ T32] r7:dddced40 r6:83018000 r5:851f978c r4:850bdf80 [ 1340.419859][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.419920][ T32] r10:61c88647 r9:84778c00 r8:850bdfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.419950][ T32] r4:850bdf80 [ 1340.419973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.420024][ T32] r10:00000000 r9:850bdf80 r8:8027ecf4 r7:eaee1e60 r6:850e1000 r5:84778c00 [ 1340.420049][ T32] r4:00000001 [ 1340.420070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.420130][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) [ 1340.420186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.420224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.420253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.420293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.420378][ T32] r4:850d3840 [ 1340.420856][ T32] INFO: task kworker/0:358:4443 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.420899][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.420993][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.421052][ T32] Call trace: [ 1340.421117][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.421226][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.421268][ T32] r4:00000000 [ 1340.421294][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.421408][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.421446][ T32] 9d20: 8e9df000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.421500][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.421529][ T32] 9d60: 80000013 ffffffff [ 1340.421555][ T32] r5:80000013 r4:80239bb0 [ 1340.421578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.421643][ T32] r4:82ac21e4 [ 1340.421720][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.421770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.421794][ T32] r4:e8709dc0 [ 1340.421815][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.421883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.421914][ T32] r4:00000000 [ 1340.421935][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.421994][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.422039][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.422088][ T32] r5:00001000 r4:e0439000 [ 1340.422110][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.422151][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.422195][ T32] r5:85022b8c r4:85022800 [ 1340.422215][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.422263][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.422299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.422351][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.422419][ T32] r4:84753f00 [ 1340.422443][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.422493][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.422537][ T32] r4:00000001 [ 1340.422582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.422623][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.422676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.422732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.422795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.422849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.422879][ T32] r4:844bb800 [ 1340.422904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.422936][ T32] INFO: task kworker/0:359:4446 blocked for more than 466 seconds. [ 1340.422971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.422997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.423020][ T32] task:kworker/0:359 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.423081][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.423134][ T32] Call trace: [ 1340.423168][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.423218][ T32] r10:829187f4 r9:eaee5d84 r8:00000002 r7:60000013 r6:eaee5d8c r5:84779800 [ 1340.423275][ T32] r4:84779800 [ 1340.423319][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.423390][ T32] r5:84779800 r4:829187f0 [ 1340.423423][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.423467][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.423518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1340.423543][ T32] r4:00000000 [ 1340.423564][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.423606][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.423643][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.423687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3fc0 [ 1340.423710][ T32] r4:00000000 [ 1340.423751][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.423802][ T32] r9:83018005 r8:84779800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.423877][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.423969][ T32] r5:00001000 r4:eacc9000 [ 1340.424016][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.424075][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.424124][ T32] r5:851fa38c r4:851fa000 [ 1340.424175][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.424236][ T32] r7:dddced40 r6:83018000 r5:851fa38c r4:850e1080 [ 1340.424258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.424307][ T32] r10:61c88647 r9:84779800 r8:850e10ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.424332][ T32] r4:850e1080 [ 1340.424352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.424426][ T32] r10:00000000 r9:850e1080 r8:8027ecf4 r7:eaee1e60 r6:850e1100 r5:84779800 [ 1340.424455][ T32] r4:00000001 [ 1340.424498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.424565][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1340.424610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.424666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.424700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.424790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.447530][ T32] r4:850d3b80 [ 1340.447992][ T32] INFO: task kworker/0:359:4446 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.448041][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.448116][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.448230][ T32] Call trace: [ 1340.448271][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.448341][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.448407][ T32] r4:00000000 [ 1340.448460][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.448507][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.448544][ T32] 9d20: 8f04b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.448577][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.448622][ T32] 9d60: 80000013 ffffffff [ 1340.448653][ T32] r5:80000013 r4:80239bb0 [ 1340.448676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.448746][ T32] r4:82ac21e4 [ 1340.448772][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.448841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.448885][ T32] r4:e8709dc0 [ 1340.448917][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.448965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.448990][ T32] r4:00000000 [ 1340.449010][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.449060][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.449109][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.449161][ T32] r5:00001000 r4:e0439000 [ 1340.449183][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.449274][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.449339][ T32] r5:85022b8c r4:85022800 [ 1340.449391][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.449500][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.449546][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.449605][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.449632][ T32] r4:84753f00 [ 1340.449653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.449704][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.449729][ T32] r4:00000001 [ 1340.449749][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.449784][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.449812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.449841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.449869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.449950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.449987][ T32] r4:844bb800 [ 1340.450016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.450047][ T32] INFO: task kworker/0:360:4447 blocked for more than 466 seconds. [ 1340.450082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.450110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.450154][ T32] task:kworker/0:360 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.450290][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.450390][ T32] Call trace: [ 1340.450447][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.450500][ T32] r10:829187f4 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:8477a400 [ 1340.450525][ T32] r4:8477a400 [ 1340.450545][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.450588][ T32] r5:8477a400 r4:829187f0 [ 1340.450630][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.450678][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.450729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1340.450773][ T32] r4:00000000 [ 1340.450803][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.450853][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.450939][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.451016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3e40 [ 1340.451043][ T32] r4:00000000 [ 1340.451063][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.451136][ T32] r9:83018005 r8:8477a400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.451191][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.451274][ T32] r5:00001000 r4:eab5d000 [ 1340.451305][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.451360][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.451462][ T32] r5:851f9f8c r4:851f9c00 [ 1340.451496][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.451580][ T32] r7:dddced40 r6:83018000 r5:851f9f8c r4:850e1180 [ 1340.451618][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.451718][ T32] r10:61c88647 r9:8477a400 r8:850e11ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.451760][ T32] r4:850e1180 [ 1340.451839][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.451906][ T32] r10:00000000 r9:850e1180 r8:8027ecf4 r7:eaee5e60 r6:850e1200 r5:8477a400 [ 1340.451935][ T32] r4:00000001 [ 1340.451956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.451993][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1340.452022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.452066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.452098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.452154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.452183][ T32] r4:850d3b80 [ 1340.452406][ T32] INFO: task kworker/0:360:4447 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.452445][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.452582][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.452653][ T32] Call trace: [ 1340.452693][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.452746][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.452771][ T32] r4:00000000 [ 1340.452814][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.452860][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.452896][ T32] 9d20: 8f04b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.452930][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.452955][ T32] 9d60: 80000013 ffffffff [ 1340.452980][ T32] r5:80000013 r4:80239bb0 [ 1340.453002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.453063][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.453181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1340.453322][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.453435][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1340.453722][ T32] r5:85022b8c r4:85022800 ** 2 printk messages dropped ** [ 1340.453845][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.454070][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.454189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.454223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.454252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.454284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.454308][ T32] r4:844bb800 [ 1340.454329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.454379][ T32] INFO: task kworker/0:361:4449 blocked for more than 466 seconds. [ 1340.454418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.454452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.454497][ T32] task:kworker/0:361 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454607][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.454652][ T32] Call trace: [ 1340.454683][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.454734][ T32] r10:829187f4 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:8477b000 [ 1340.454832][ T32] r4:8477b000 [ 1340.465141][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.465279][ T32] r5:8477b000 r4:829187f0 [ 1340.465326][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.465422][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.465477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1340.465503][ T32] r4:00000000 [ 1340.465568][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.465617][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.465703][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.465764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852820c0 [ 1340.465790][ T32] r4:00000000 [ 1340.465811][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.465881][ T32] r9:83018005 r8:8477b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1340.465910][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.465964][ T32] r5:00001000 r4:ead01000 [ 1340.466002][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.466071][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.466131][ T32] r5:851fab8c r4:851fa800 [ 1340.466153][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.466218][ T32] r7:dddced40 r6:83018000 r5:851fab8c r4:850e1280 [ 1340.466247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.466303][ T32] r10:61c88647 r9:8477b000 r8:850e12ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.466331][ T32] r4:850e1280 [ 1340.466351][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.466429][ T32] r10:00000000 r9:850e1280 r8:8027ecf4 r7:eaee5e60 r6:850e1300 r5:8477b000 [ 1340.466457][ T32] r4:00000001 [ 1340.466479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.466540][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1340.466574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.466605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.466633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.466690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.466741][ T32] r4:85087e40 [ 1340.467160][ T32] INFO: task kworker/0:361:4449 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.467208][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.467293][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.467356][ T32] Call trace: [ 1340.467418][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.467475][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.467501][ T32] r4:00000000 [ 1340.467536][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.467581][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.467657][ T32] 9d20: 8f04b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.467697][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.467755][ T32] 9d60: 80000013 ffffffff [ 1340.467784][ T32] r5:80000013 r4:80239bb0 [ 1340.467835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.467884][ T32] r4:82ac21e4 [ 1340.467905][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.467952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.467981][ T32] r4:e8709dc0 [ 1340.468024][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.468115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.468145][ T32] r4:00000000 [ 1340.468167][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.468216][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.468239][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.468327][ T32] r5:00001000 r4:e0439000 [ 1340.468376][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.468426][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.468493][ T32] r5:85022b8c r4:85022800 [ 1340.468557][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.468610][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.468632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.468695][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.468722][ T32] r4:84753f00 [ 1340.468743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.468813][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.468841][ T32] r4:00000001 [ 1340.468861][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.468898][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.468926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.468956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.468984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.469015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.469037][ T32] r4:844bb800 [ 1340.469059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.469088][ T32] INFO: task kworker/0:362:4450 blocked for more than 466 seconds. [ 1340.469163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.469215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.469242][ T32] task:kworker/0:362 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.469294][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.469385][ T32] Call trace: [ 1340.469446][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.469502][ T32] r10:829187f4 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:8477bc00 [ 1340.469526][ T32] r4:8477bc00 [ 1340.469546][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.469590][ T32] r5:8477bc00 r4:829187f0 [ 1340.469610][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.469653][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.469724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1340.469758][ T32] r4:00000000 [ 1340.469791][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.469836][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.469876][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1340.469944][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.470080][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.470290][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.470443][ T32] r10:61c88647 r9:8477bc00 r8:850e13ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.470493][ T32] r4:850e1380 [ 1340.470517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.470565][ T32] r10:00000000 r9:850e1380 r8:8027ecf4 r7:eaeede60 r6:850e1400 r5:8477bc00 [ 1340.470589][ T32] r4:00000001 [ 1340.470609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.470664][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1340.470695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.470726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.470776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.470810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.470850][ T32] r4:85087e40 [ 1340.471083][ T32] INFO: task kworker/0:362:4450 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.471145][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.471224][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.471357][ T32] Call trace: [ 1340.471454][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.471557][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.471587][ T32] r4:00000000 [ 1340.471609][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.471651][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.471682][ T32] 9d20: 8f04b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.471713][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.471750][ T32] 9d60: 80000013 ffffffff [ 1340.471807][ T32] r5:80000013 r4:80239bb0 [ 1340.471856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.471908][ T32] r4:82ac21e4 [ 1340.471932][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.471978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.472011][ T32] r4:e8709dc0 [ 1340.472041][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.472094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.472141][ T32] r4:00000000 [ 1340.472176][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.472259][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.472293][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.472340][ T32] r5:00001000 r4:e0439000 [ 1340.472361][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.472418][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.472489][ T32] r5:85022b8c r4:85022800 [ 1340.472513][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.472584][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.472611][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.472672][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.472708][ T32] r4:84753f00 [ 1340.472731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.472780][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.472823][ T32] r4:00000001 [ 1340.472856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.472898][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.472926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.472956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.472984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.473015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.473049][ T32] r4:844bb800 [ 1340.473082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.473152][ T32] INFO: task kworker/0:363:4454 blocked for more than 466 seconds. [ 1340.473184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.473231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.473294][ T32] task:kworker/0:363 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.473347][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.473410][ T32] Call trace: [ 1340.473446][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.473496][ T32] r10:829187f4 r9:eaef5d84 r8:00000002 r7:60000013 r6:eaef5d8c r5:8477c800 [ 1340.473521][ T32] r4:8477c800 [ 1340.473542][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.473594][ T32] r5:8477c800 r4:829187f0 [ 1340.473645][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.473693][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.473761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1340.473789][ T32] r4:00000000 [ 1340.473810][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.473851][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.473890][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.473934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852824c0 [ 1340.473969][ T32] r4:00000000 [ 1340.473992][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.474042][ T32] r9:83018005 r8:8477c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1340.474065][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.474111][ T32] r5:00001000 r4:ead5f000 [ 1340.474155][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.474201][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.474245][ T32] r5:851fb38c r4:851fb000 [ 1340.474266][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.474326][ T32] r7:dddced40 r6:83018000 r5:851fb38c r4:850e1480 [ 1340.474350][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.474414][ T32] r10:61c88647 r9:8477c800 r8:850e14ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.474471][ T32] r4:850e1480 [ 1340.474495][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.474545][ T32] r10:00000000 r9:850e1480 r8:8027ecf4 r7:eaeede60 r6:850e1500 r5:8477c800 [ 1340.474569][ T32] r4:00000001 [ 1340.474609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.474648][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1340.474750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.500714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.500771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.500832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.500876][ T32] r4:852821c0 [ 1340.501406][ T32] INFO: task kworker/0:363:4454 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.501496][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.501646][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.501779][ T32] Call trace: [ 1340.501875][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.501996][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.502050][ T32] r4:00000000 [ 1340.502093][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.502266][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.502337][ T32] 9d20: 8f5bb000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.502388][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.502461][ T32] 9d60: 80000013 ffffffff [ 1340.502492][ T32] r5:80000013 r4:80239bb0 [ 1340.502550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.502623][ T32] r4:82ac21e4 [ 1340.502670][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.502721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.502765][ T32] r4:e8709dc0 [ 1340.502790][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.502838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.502861][ T32] r4:00000000 [ 1340.502883][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.502934][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.502977][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.503026][ T32] r5:00001000 r4:e0439000 [ 1340.503069][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.503115][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.503176][ T32] r5:85022b8c r4:85022800 [ 1340.503200][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.503283][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.503310][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.503385][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.503460][ T32] r4:84753f00 [ 1340.503485][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.503535][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.503558][ T32] r4:00000001 [ 1340.503579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.503616][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.503705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.503740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.503770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.503801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.503853][ T32] r4:844bb800 [ 1340.503914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.503952][ T32] INFO: task kworker/0:364:4455 blocked for more than 467 seconds. [ 1340.503994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.504024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.504047][ T32] task:kworker/0:364 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.504176][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.504312][ T32] Call trace: [ 1340.504368][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.504447][ T32] r10:829187f4 r9:eaef9d84 r8:00000002 r7:60000013 r6:eaef9d8c r5:8477d400 [ 1340.504519][ T32] r4:8477d400 [ 1340.504608][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.504660][ T32] r5:8477d400 r4:829187f0 [ 1340.504779][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.525570][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.525742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1340.525791][ T32] r4:00000000 [ 1340.525833][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.525912][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.525992][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.526077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282280 [ 1340.526169][ T32] r4:00000000 [ 1340.526244][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.526368][ T32] r9:83018005 r8:8477d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.526418][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.526506][ T32] r5:00001000 r4:ead2d000 [ 1340.526547][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.526640][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.526757][ T32] r5:851faf8c r4:851fac00 [ 1340.526811][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.526936][ T32] r7:dddced40 r6:83018000 r5:851faf8c r4:850e1580 [ 1340.526985][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.527078][ T32] r10:61c88647 r9:8477d400 r8:850e15ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.527127][ T32] r4:850e1580 [ 1340.527166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.527281][ T32] r10:00000000 r9:850e1580 r8:8027ecf4 r7:eaef5e60 r6:850e1600 r5:8477d400 [ 1340.527348][ T32] r4:00000001 [ 1340.527414][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.527489][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1340.527548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.527605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.527657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.527718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.527763][ T32] r4:852821c0 [ 1340.528503][ T32] INFO: task kworker/0:364:4455 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.528593][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.528754][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.528907][ T32] Call trace: [ 1340.529012][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.529141][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.529212][ T32] r4:00000000 [ 1340.529282][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.529392][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.529466][ T32] 9d20: 8fbca000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.529545][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.529682][ T32] 9d60: 80000013 ffffffff [ 1340.529770][ T32] r5:80000013 r4:80239bb0 [ 1340.529824][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.529923][ T32] r4:82ac21e4 [ 1340.529987][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.530093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.530144][ T32] r4:e8709dc0 [ 1340.530188][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.530284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.530332][ T32] r4:00000000 [ 1340.530394][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.530495][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.530542][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.530656][ T32] r5:00001000 r4:e0439000 [ 1340.530722][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.530823][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.530931][ T32] r5:85022b8c r4:85022800 [ 1340.530977][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.531079][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.531175][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.531311][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.531385][ T32] r4:84753f00 [ 1340.531435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.531529][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.531598][ T32] r4:00000001 [ 1340.531645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.531718][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.531771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.531852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.531925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.531996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.532079][ T32] r4:844bb800 [ 1340.532139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.532230][ T32] INFO: task kworker/0:365:4458 blocked for more than 467 seconds. [ 1340.532387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.532463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.532525][ T32] task:kworker/0:365 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.532620][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.532725][ T32] Call trace: [ 1340.532786][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.532874][ T32] r10:829187f4 r9:eaefdd84 r8:00000002 r7:60000013 r6:eaefdd8c r5:8477e000 [ 1340.532917][ T32] r4:8477e000 [ 1340.532954][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.533032][ T32] r5:8477e000 r4:829187f0 [ 1340.533088][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.533197][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.533321][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1340.533370][ T32] r4:00000000 [ 1340.533408][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.533476][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.533540][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.533614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852825c0 [ 1340.533653][ T32] r4:00000000 [ 1340.533703][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.533788][ T32] r9:83018005 r8:8477e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1340.533825][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.533898][ T32] r5:00001000 r4:ead7f000 [ 1340.533936][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.534004][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.534079][ T32] r5:851fb78c r4:851fb400 [ 1340.534116][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.534199][ T32] r7:dddced40 r6:83018000 r5:851fb78c r4:850e1680 [ 1340.534238][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.534331][ T32] r10:61c88647 r9:8477e000 r8:850e16ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.534376][ T32] r4:850e1680 [ 1340.534414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.534493][ T32] r10:00000000 r9:850e1680 r8:8027ecf4 r7:eaef5e60 r6:850e1700 r5:8477e000 [ 1340.534536][ T32] r4:00000001 [ 1340.534588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.560412][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1340.560539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.560583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.560615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.560800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.560899][ T32] r4:85282500 [ 1340.561694][ T32] INFO: task kworker/0:365:4458 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.561753][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.562066][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.562169][ T32] Call trace: [ 1340.562312][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.562424][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.562455][ T32] r4:00000000 [ 1340.562476][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.562559][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.562597][ T32] 9d20: 90114000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.563004][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.563186][ T32] 9d60: 80000013 ffffffff [ 1340.563217][ T32] r5:80000013 r4:80239bb0 [ 1340.563280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.563332][ T32] r4:82ac21e4 [ 1340.563370][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.563475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.563524][ T32] r4:e8709dc0 [ 1340.563550][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.563597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.563655][ T32] r4:00000000 [ 1340.563680][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.563734][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.563758][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.563874][ T32] r5:00001000 r4:e0439000 [ 1340.563901][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.563945][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.563990][ T32] r5:85022b8c r4:85022800 [ 1340.564221][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.564302][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.564330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.564505][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.564535][ T32] r4:84753f00 [ 1340.564557][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.564623][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.564652][ T32] r4:00000001 [ 1340.564729][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.564772][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.564802][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.573464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.573542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.573582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.573675][ T32] r4:844bb800 [ 1340.573706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.573958][ T32] INFO: task kworker/0:366:4459 blocked for more than 467 seconds. [ 1340.574037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.574069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.574093][ T32] task:kworker/0:366 state:D stack:0 pid:4459 tgid:4459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.574210][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.574816][ T32] Call trace: [ 1340.575137][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.575208][ T32] r10:829187f4 r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:8477ec00 [ 1340.575234][ T32] r4:8477ec00 [ 1340.575256][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.575316][ T32] r5:8477ec00 r4:829187f0 [ 1340.575341][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.575389][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.575442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1340.575508][ T32] r4:00000000 [ 1340.575590][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.575637][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.575681][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.575727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282940 [ 1340.575752][ T32] r4:00000000 [ 1340.575810][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.575997][ T32] r9:83018005 r8:8477ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.576025][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.576075][ T32] r5:00001000 r4:eade5000 [ 1340.576575][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.576623][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.577113][ T32] r5:851fbf8c r4:851fbc00 [ 1340.577153][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.577209][ T32] r7:dddced40 r6:83018000 r5:851fbf8c r4:850e1780 [ 1340.577233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.577291][ T32] r10:61c88647 r9:8477ec00 r8:850e17ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.577318][ T32] r4:850e1780 [ 1340.577339][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.577388][ T32] r10:00000000 r9:850e1780 r8:8027ecf4 r7:eaefde60 r6:850e1800 r5:8477ec00 [ 1340.577596][ T32] r4:00000001 [ 1340.577622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.577662][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1340.577692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.577756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.577791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.577825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.577848][ T32] r4:852823c0 [ 1340.578295][ T32] INFO: task kworker/0:366:4459 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.578405][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.578892][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.578946][ T32] Call trace: [ 1340.578994][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.579053][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.579079][ T32] r4:00000000 [ 1340.579123][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.579169][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.579249][ T32] 9d20: 90114000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.579290][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.579344][ T32] 9d60: 80000013 ffffffff [ 1340.579466][ T32] r5:80000013 r4:80239bb0 [ 1340.579492][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.579538][ T32] r4:82ac21e4 [ 1340.579585][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.579637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.579698][ T32] r4:e8709dc0 [ 1340.579723][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.579771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.579794][ T32] r4:00000000 [ 1340.579919][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.579973][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.580249][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.580377][ T32] r5:00001000 r4:e0439000 [ 1340.580403][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.580453][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.580500][ T32] r5:85022b8c r4:85022800 [ 1340.580523][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.580573][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.580596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.580661][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.580845][ T32] r4:84753f00 [ 1340.580936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.581009][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.581037][ T32] r4:00000001 [ 1340.581110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.581179][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.581209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.581268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.581369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.581406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.581431][ T32] r4:844bb800 [ 1340.581538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.581605][ T32] INFO: task kworker/0:367:4460 blocked for more than 467 seconds. [ 1340.581641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.581668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.581691][ T32] task:kworker/0:367 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.581738][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.581816][ T32] Call trace: [ 1340.582392][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.582484][ T32] r10:829187f4 r9:eaf01d84 r8:00000002 r7:60000013 r6:eaf01d8c r5:851b8000 [ 1340.582513][ T32] r4:851b8000 [ 1340.582686][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.582775][ T32] r5:851b8000 r4:829187f0 [ 1340.582805][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.583157][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.583216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1340.583283][ T32] r4:00000000 [ 1340.583311][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.583357][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.583399][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.583448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282780 [ 1340.583472][ T32] r4:00000000 [ 1340.583494][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.583544][ T32] r9:83018005 r8:851b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1340.583568][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.583645][ T32] r5:00001000 r4:eada3000 [ 1340.583703][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.583781][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.583863][ T32] r5:851fbb8c r4:851fb800 [ 1340.583919][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.583975][ T32] r7:dddced40 r6:83018000 r5:851fbb8c r4:850e1880 [ 1340.584165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.584220][ T32] r10:61c88647 r9:851b8000 r8:850e18ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.584245][ T32] r4:850e1880 [ 1340.584266][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.584471][ T32] r10:00000000 r9:850e1880 r8:8027ecf4 r7:eaf09e60 r6:850e1900 r5:851b8000 [ 1340.584533][ T32] r4:00000001 [ 1340.584557][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.584601][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1340.584631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.584705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.584867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.615736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.615793][ T32] r4:852823c0 [ 1340.616356][ T32] INFO: task kworker/0:367:4460 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.616409][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.616976][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.617055][ T32] Call trace: [ 1340.617119][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.617196][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.617224][ T32] r4:00000000 [ 1340.617248][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.617342][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.617385][ T32] 9d20: 9086a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.617421][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.617449][ T32] 9d60: 80000013 ffffffff [ 1340.617477][ T32] r5:80000013 r4:80239bb0 [ 1340.617501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.617587][ T32] r4:82ac21e4 [ 1340.617615][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.617667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.617693][ T32] r4:e8709dc0 [ 1340.617718][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.617790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.617846][ T32] r4:00000000 [ 1340.617872][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.617945][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.618010][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.618069][ T32] r5:00001000 r4:e0439000 [ 1340.618235][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.618329][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.618518][ T32] r5:85022b8c r4:85022800 [ 1340.618544][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.618752][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.619040][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.619118][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.619250][ T32] r4:84753f00 [ 1340.619274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.619334][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.619359][ T32] r4:00000001 [ 1340.619884][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.620399][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.620439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.620475][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.620507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.621032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.621115][ T32] r4:844bb800 [ 1340.621161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.621195][ T32] INFO: task kworker/0:368:4463 blocked for more than 467 seconds. [ 1340.621267][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.621368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.621395][ T32] task:kworker/0:368 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.621481][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.621528][ T32] Call trace: [ 1340.621575][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.621657][ T32] r10:829187f4 r9:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:851b8c00 [ 1340.621686][ T32] r4:851b8c00 [ 1340.621708][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.621815][ T32] r5:851b8c00 r4:829187f0 [ 1340.621840][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.621887][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.621947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1340.621973][ T32] r4:00000000 [ 1340.621995][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.622068][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.622114][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.622162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282a40 [ 1340.622188][ T32] r4:00000000 [ 1340.622310][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.622448][ T32] r9:83018005 r8:851b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1340.622476][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.622549][ T32] r5:00001000 r4:eadf3000 [ 1340.622578][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.622623][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.622671][ T32] r5:8520038c r4:85200000 [ 1340.622717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.622997][ T32] r7:dddced40 r6:83018000 r5:8520038c r4:850e1980 [ 1340.623023][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.623108][ T32] r10:61c88647 r9:851b8c00 r8:850e19ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.623174][ T32] r4:850e1980 [ 1340.623199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.623293][ T32] r10:00000000 r9:850e1980 r8:8027ecf4 r7:eaf09e60 r6:850e1a00 r5:851b8c00 [ 1340.623359][ T32] r4:00000001 [ 1340.623383][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.623510][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1340.623758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.623897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.623932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.623970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.624010][ T32] r4:852827c0 [ 1340.624297][ T32] INFO: task kworker/0:368:4463 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.624337][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.624431][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.624599][ T32] Call trace: [ 1340.646174][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.646290][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.646320][ T32] r4:00000000 [ 1340.646347][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.646441][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.646497][ T32] 9d20: 90c31000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.646532][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.646559][ T32] 9d60: 80000013 ffffffff [ 1340.646621][ T32] r5:80000013 r4:80239bb0 [ 1340.646667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.646796][ T32] r4:82ac21e4 [ 1340.647355][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.647465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.647571][ T32] r4:e8709dc0 [ 1340.647678][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.647734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.647776][ T32] r4:00000000 [ 1340.647896][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.647952][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.647978][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.648038][ T32] r5:00001000 r4:e0439000 [ 1340.648060][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.648103][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.648149][ T32] r5:85022b8c r4:85022800 [ 1340.648203][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.648267][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.648292][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.648342][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.648367][ T32] r4:84753f00 [ 1340.648387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.648437][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.648529][ T32] r4:00000001 [ 1340.648555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.648608][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.648642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.648674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.648736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.648772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.648797][ T32] r4:844bb800 [ 1340.648823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.648870][ T32] INFO: task kworker/0:369:4465 blocked for more than 467 seconds. [ 1340.649113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.649163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.649191][ T32] task:kworker/0:369 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.649252][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.649312][ T32] Call trace: [ 1340.649588][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.649696][ T32] r10:829187f4 r9:eaf15d84 r8:00000002 r7:60000013 r6:eaf15d8c r5:851b9800 [ 1340.649893][ T32] r4:851b9800 [ 1340.649956][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.650009][ T32] r5:851b9800 r4:829187f0 [ 1340.650207][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.650258][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.650318][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1340.650342][ T32] r4:00000000 [ 1340.651393][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.651654][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.651702][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.652011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282bc0 [ 1340.652042][ T32] r4:00000000 [ 1340.652063][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.652183][ T32] r9:83018005 r8:851b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.652312][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.652362][ T32] r5:00001000 r4:eae07000 [ 1340.653115][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.653182][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.653229][ T32] r5:8520078c r4:85200400 [ 1340.653249][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.653311][ T32] r7:dddced40 r6:83018000 r5:8520078c r4:850e1a80 [ 1340.653571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.653625][ T32] r10:61c88647 r9:851b9800 r8:850e1aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.653673][ T32] r4:850e1a80 [ 1340.654367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.654422][ T32] r10:00000000 r9:850e1a80 r8:8027ecf4 r7:eaf0de60 r6:850e1b00 r5:851b9800 [ 1340.654533][ T32] r4:00000001 [ 1340.654560][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.654697][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1340.654739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.654772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.654853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.690241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.690520][ T32] r4:85282840 [ 1340.691303][ T32] INFO: task kworker/0:369:4465 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.691431][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1340.692706][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 8 printk messages dropped ** [ 1340.693715][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.694139][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.709021][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1340.709464][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1340.710019][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.710203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.710307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.710379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.710454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.710511][ T32] r4:844bb800 [ 1340.710572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.710643][ T32] INFO: task kworker/0:370:4467 blocked for more than 467 seconds. [ 1340.710727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.710793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.710849][ T32] task:kworker/0:370 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.711022][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.711140][ T32] Call trace: [ 1340.711220][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.711360][ T32] r10:829187f4 r9:eaf19d84 r8:00000002 r7:60000113 r6:eaf19d8c r5:851bb000 [ 1340.711422][ T32] r4:851bb000 [ 1340.711476][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.711580][ T32] r5:851bb000 r4:829187f0 [ 1340.711632][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.711735][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.711872][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1340.711983][ T32] r4:00000000 [ 1340.712048][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.712147][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.712324][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.712433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d940 [ 1340.712492][ T32] r4:00000000 [ 1340.712581][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.712698][ T32] r9:83018005 r8:851bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1340.712818][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.712942][ T32] r5:00001000 r4:e042f000 [ 1340.712997][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.713134][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.713244][ T32] r5:85201b8c r4:85201800 [ 1340.713303][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.713414][ T32] r7:dddced40 r6:83018000 r5:85201b8c r4:850e1b80 [ 1340.713467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1340.713942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.737117][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.737915][ T32] 9d20: 91448000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 7 printk messages dropped ** [ 1340.739262][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1340.739541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.739601][ T32] r4:00000000 [ 1340.739653][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.739765][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.739905][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.740022][ T32] r5:00001000 r4:e0439000 [ 1340.740077][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.740292][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.740412][ T32] r5:85022b8c r4:85022800 [ 1340.740466][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.740581][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.740637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.740749][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.740807][ T32] r4:84753f00 [ 1340.740974][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.741120][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.741226][ T32] r4:00000001 [ 1340.741365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.741456][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.741515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.741576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.741647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.741723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.742012][ T32] r4:844bb800 [ 1340.742077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.742143][ T32] INFO: task kworker/0:371:4469 blocked for more than 467 seconds. [ 1340.742223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.742306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.742392][ T32] task:kworker/0:371 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.742509][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.742780][ T32] Call trace: [ 1340.743238][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.743605][ T32] r10:829187f4 r9:eaf25d84 r8:00000002 r7:60000013 r6:eaf25d8c r5:851ba400 [ 1340.743688][ T32] r4:851ba400 [ 1340.743795][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.744075][ T32] r5:851ba400 r4:829187f0 [ 1340.744139][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.744250][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.771074][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.772499][ T32] r5:85200b8c r4:85200800 ** 3 printk messages dropped ** [ 1340.773213][ T32] r10:61c88647 r9:851ba400 r8:850e1cac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1340.774265][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1340.774417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.774555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.774845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.789983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.790078][ T32] r4:85282d80 [ 1340.790933][ T32] INFO: task kworker/0:371:4469 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.791038][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.791236][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.791427][ T32] Call trace: [ 1340.791508][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.791677][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.791747][ T32] r4:00000000 [ 1340.791800][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.791900][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.791977][ T32] 9d20: 916f1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.792054][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.792117][ T32] 9d60: 80000013 ffffffff [ 1340.792222][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.792664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 6 printk messages dropped ** [ 1340.793337][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.794422][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1340.813537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.814324][ T32] task:kworker/0:372 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.826480][ T32] r5:84890000 r4:829187f0 ** 3 printk messages dropped ** [ 1340.826815][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.827068][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1340.827544][ T32] r9:83018005 r8:84890000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1340.827625][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.827769][ T32] r5:00001000 r4:eaf39000 [ 1340.827891][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.828009][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.828123][ T32] r5:85200f8c r4:85200c00 [ 1340.828180][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.828305][ T32] r7:dddced40 r6:83018000 r5:85200f8c r4:850e1d80 [ 1340.828391][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.828518][ T32] r10:61c88647 r9:84890000 r8:850e1dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.828589][ T32] r4:850e1d80 [ 1340.828641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.828753][ T32] r10:00000000 r9:850e1d80 r8:8027ecf4 r7:eaf19e60 r6:850c6080 r5:84890000 [ 1340.828811][ T32] r4:00000001 [ 1340.828911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.829007][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1340.829078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.829173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.829241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.829365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.829455][ T32] r4:85282ec0 [ 1340.830328][ T32] INFO: task kworker/0:372:4472 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.830430][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.830575][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.830683][ T32] Call trace: [ 1340.830761][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.830911][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.830979][ T32] r4:00000000 [ 1340.831031][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.831122][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.831236][ T32] 9d20: 91a49000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.831329][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.831393][ T32] 9d60: 80000013 ffffffff [ 1340.831453][ T32] r5:80000013 r4:80239bb0 [ 1340.831556][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.831660][ T32] r4:82ac21e4 [ 1340.831715][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.831821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.831879][ T32] r4:e8709dc0 [ 1340.831976][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.832114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.832186][ T32] r4:00000000 [ 1340.832283][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.832441][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.832524][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.832632][ T32] r5:00001000 r4:e0439000 [ 1340.832730][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.832884][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.833002][ T32] r5:85022b8c r4:85022800 [ 1340.833161][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.833292][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.833410][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.833532][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.833592][ T32] r4:84753f00 [ 1340.833674][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.833800][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.833857][ T32] r4:00000001 [ 1340.833906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.833991][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.834057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.834139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.834208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.834327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.834388][ T32] r4:844bb800 [ 1340.834482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.834588][ T32] INFO: task kworker/1:303:4475 blocked for more than 467 seconds. [ 1340.858830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.858946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.859002][ T32] task:kworker/1:303 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.859838][ T32] r5:84890c00 r4:829187f0 [ 1340.859901][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.860000][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.860116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 ** 2 printk messages dropped ** [ 1340.860366][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.860708][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.860968][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.861440][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.861928][ T32] r4:850c6100 ** 3 printk messages dropped ** [ 1340.862284][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.864115][ T32] r4:850dee00 ** 3 printk messages dropped ** [ 1340.886797][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.887215][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 3 printk messages dropped ** [ 1340.887565][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.888090][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1340.888323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 5 printk messages dropped ** [ 1340.888841][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.888929][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.889027][ T32] r5:85022b8c r4:85022800 [ 1340.889120][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.889239][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.889303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.889424][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.889486][ T32] r4:84753f00 [ 1340.889571][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.889724][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.889789][ T32] r4:00000001 [ 1340.889839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.889921][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.890024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.890096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.890166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.890241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.890297][ T32] r4:844bb800 [ 1340.890354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.890475][ T32] INFO: task kworker/0:373:4476 blocked for more than 467 seconds. [ 1340.890558][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.890622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.890672][ T32] task:kworker/0:373 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.890828][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.891035][ T32] Call trace: [ 1340.891183][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.891303][ T32] r10:829187f4 r9:eaf21d84 r8:00000002 r7:60000013 r6:eaf21d8c r5:84892400 [ 1340.891361][ T32] r4:84892400 [ 1340.891431][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.891527][ T32] r5:84892400 r4:829187f0 [ 1340.891573][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.891663][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.891770][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1340.891850][ T32] r4:00000000 [ 1340.891908][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1340.891994][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1340.892095][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.892212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d400 [ 1340.892269][ T32] r4:00000000 [ 1340.892337][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.892498][ T32] r9:83018005 r8:84892400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1340.892563][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.892663][ T32] r5:00001000 r4:eaf49000 [ 1340.892708][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.892836][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.892940][ T32] r5:8520138c r4:85201000 [ 1340.893014][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.893158][ T32] r7:dddced40 r6:83018000 r5:8520138c r4:850e1e00 [ 1340.893248][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.893414][ T32] r10:61c88647 r9:84892400 r8:850e1e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.893478][ T32] r4:850e1e00 [ 1340.893527][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.893625][ T32] r10:00000000 r9:850e1e00 r8:8027ecf4 r7:eaf19e60 r6:850c6200 r5:84892400 [ 1340.893682][ T32] r4:00000001 [ 1340.893784][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.893934][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 1340.894012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.894081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.894149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.894223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.894354][ T32] r4:8528d340 [ 1340.919192][ T32] INFO: task kworker/0:373:4476 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1340.919438][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.919649][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.919835][ T32] Call trace: [ 1340.920063][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1340.920226][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1340.920285][ T32] r4:00000000 [ 1340.920335][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.920464][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1340.920561][ T32] 9d20: 92020000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1340.920641][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1340.920706][ T32] 9d60: 80000013 ffffffff [ 1340.920770][ T32] r5:80000013 r4:80239bb0 [ 1340.920823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.920923][ T32] r4:82ac21e4 [ 1340.920980][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.921128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.921194][ T32] r4:e8709dc0 [ 1340.921244][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.921345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 2 printk messages dropped ** [ 1340.921652][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 2 printk messages dropped ** [ 1340.921902][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1340.922037][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.922145][ T32] r5:85022b8c r4:85022800 [ 1340.922220][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.922330][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1340.922392][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.922498][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.922552][ T32] r4:84753f00 [ 1340.922598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.922703][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1340.922793][ T32] r4:00000001 [ 1340.922848][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.922952][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1340.923021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.923091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.923196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.923277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.923409][ T32] r4:844bb800 [ 1340.923471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.923565][ T32] INFO: task kworker/1:304:4480 blocked for more than 467 seconds. [ 1340.923647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.923704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.923806][ T32] task:kworker/1:304 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.923949][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.924095][ T32] Call trace: [ 1340.924196][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1340.924351][ T32] r10:829187f4 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:84893000 [ 1340.924438][ T32] r4:84893000 [ 1340.924493][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1340.924587][ T32] r5:84893000 r4:829187f0 [ 1340.924664][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.946337][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.946538][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1340.946613][ T32] r4:00000000 [ 1340.946673][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.947041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289700 ** 8 printk messages dropped ** [ 1340.948235][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1340.951447][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.952984][ T32] 9d60: 80000013 ffffffff [ 1340.953048][ T32] r5:80000013 r4:80239bb0 [ 1340.953123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.953310][ T32] r4:82ac21e4 [ 1340.953417][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.953521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1340.953608][ T32] r4:e8709dc0 [ 1340.953659][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1340.953810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1340.953861][ T32] r4:00000000 [ 1340.953901][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1340.954009][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.954114][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.954216][ T32] r5:00001000 r4:e0439000 ** 5 printk messages dropped ** [ 1340.989636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.990359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.991223][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1340.991849][ T32] r10:829187f4 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:84893c00 ** 2 printk messages dropped ** [ 1340.992041][ T32] r5:84893c00 r4:829187f0 ** 3 printk messages dropped ** [ 1340.992378][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.993160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de3c0 ** 10 printk messages dropped ** [ 1340.994417][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.994608][ T32] r4:850c6380 [ 1340.994854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.994963][ T32] r10:00000000 r9:850c6380 r8:8027ecf4 r7:eaf59e60 r6:850c6400 r5:84893c00 [ 1340.995015][ T32] r4:00000001 [ 1340.995084][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.995281][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1340.995403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.995474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.995532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.995598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.995753][ T32] r4:850de600 [ 1341.023254][ T32] INFO: task kworker/1:305:4481 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.023394][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.023763][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.024062][ T32] Call trace: [ 1341.024194][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.024322][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.024406][ T32] r4:00000000 [ 1341.024458][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.024546][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.024615][ T32] 9d20: 9264d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.024680][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.024782][ T32] 9d60: 80000013 ffffffff [ 1341.034660][ T32] r5:80000013 r4:80239bb0 [ 1341.035397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.035541][ T32] r4:82ac21e4 [ 1341.035590][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.035718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.035816][ T32] r4:e8709dc0 [ 1341.035923][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.036031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.036086][ T32] r4:00000000 [ 1341.036153][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.036305][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.036372][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.036470][ T32] r5:00001000 r4:e0439000 [ 1341.036518][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.036604][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.036694][ T32] r5:85022b8c r4:85022800 [ 1341.036740][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.036836][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.036884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.037005][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.037112][ T32] r4:84753f00 [ 1341.037189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.037298][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.037351][ T32] r4:00000001 [ 1341.037409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.037515][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.037623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.037718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.037785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.037898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.037999][ T32] r4:844bb800 [ 1341.038060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.038185][ T32] INFO: task kworker/1:306:4484 blocked for more than 467 seconds. [ 1341.038269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.038324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.038414][ T32] task:kworker/1:306 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.038592][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.038692][ T32] Call trace: [ 1341.038763][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.038871][ T32] r10:829187f4 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:84894800 [ 1341.038922][ T32] r4:84894800 [ 1341.039004][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.039102][ T32] r5:84894800 r4:829187f0 [ 1341.039157][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.039286][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.039407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1341.039460][ T32] r4:00000000 [ 1341.039509][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.039595][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.039714][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.039816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ab6c0 [ 1341.039868][ T32] r4:00000000 [ 1341.039913][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.040079][ T32] r9:83018205 r8:84894800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1341.040180][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.040298][ T32] r5:00001000 r4:dfbe5000 [ 1341.040346][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.040440][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.040528][ T32] r5:8526138c r4:85261000 [ 1341.040575][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.040673][ T32] r7:ddde2d40 r6:83018200 r5:8526138c r4:850c6480 [ 1341.040870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.040982][ T32] r10:61c88647 r9:84894800 r8:850c64ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.041035][ T32] r4:850c6480 [ 1341.041087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.041224][ T32] r10:00000000 r9:850c6480 r8:8027ecf4 r7:eaf59e60 r6:850c6500 r5:84894800 [ 1341.041274][ T32] r4:00000001 [ 1341.041352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.041445][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1341.041504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.041568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.041624][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.041685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.041733][ T32] r4:847ab640 [ 1341.042529][ T32] INFO: task kworker/1:306:4484 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.043064][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.043216][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.043462][ T32] Call trace: [ 1341.043668][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1341.044017][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 5 printk messages dropped ** [ 1341.044449][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1341.079309][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.080192][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.080767][ T32] r4:84753f00 ** 2 printk messages dropped ** [ 1341.080965][ T32] r4:00000001 [ 1341.081009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.081164][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.081250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.081316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.081380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.081508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.081602][ T32] r4:844bb800 [ 1341.081717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.081880][ T32] INFO: task kworker/1:307:4485 blocked for more than 467 seconds. [ 1341.081973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.082031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.082078][ T32] task:kworker/1:307 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.082197][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.082297][ T32] Call trace: [ 1341.082442][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.082559][ T32] r10:829187f4 r9:eaf69d84 r8:00000002 r7:60000013 r6:eaf69d8c r5:84895400 [ 1341.082609][ T32] r4:84895400 [ 1341.082650][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.082736][ T32] r5:84895400 r4:829187f0 [ 1341.082784][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.082869][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.082966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1341.083017][ T32] r4:00000000 [ 1341.083061][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.083145][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.083229][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.083323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289140 [ 1341.083411][ T32] r4:00000000 [ 1341.083464][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.083564][ T32] r9:83018205 r8:84895400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1341.083616][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.083712][ T32] r5:00001000 r4:dfdf1000 [ 1341.083761][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.083847][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.083936][ T32] r5:8526178c r4:85261400 [ 1341.083982][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.084170][ T32] r7:ddde2d40 r6:83018200 r5:8526178c r4:850c6600 [ 1341.084230][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.084354][ T32] r10:61c88647 r9:84895400 r8:850c662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.084420][ T32] r4:850c6600 [ 1341.084463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.084562][ T32] r10:00000000 r9:850c6600 r8:8027ecf4 r7:eaf59e60 r6:850c6580 r5:84895400 [ 1341.084617][ T32] r4:00000001 [ 1341.084764][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.103967][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1341.104086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.104220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.104318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.104716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.115753][ T32] r4:85289100 [ 1341.116668][ T32] INFO: task kworker/1:307:4485 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.116779][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.117001][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.117176][ T32] Call trace: [ 1341.117253][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.117382][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.117483][ T32] r4:00000000 [ 1341.117537][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.117630][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.117741][ T32] 9d20: 92c66000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.117817][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.117901][ T32] 9d60: 80000013 ffffffff [ 1341.117966][ T32] r5:80000013 r4:80239bb0 [ 1341.118012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.118103][ T32] r4:82ac21e4 [ 1341.118156][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1341.118309][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1341.118769][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 3 printk messages dropped ** [ 1341.119053][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.119687][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.119738][ T32] r4:84753f00 [ 1341.119785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.119942][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.120004][ T32] r4:00000001 [ 1341.120047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.120133][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.120192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.120259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.120324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.120402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.120498][ T32] r4:844bb800 [ 1341.120547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.120611][ T32] INFO: task kworker/1:308:4487 blocked for more than 467 seconds. [ 1341.120686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.120743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.120790][ T32] task:kworker/1:308 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.120901][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.120992][ T32] Call trace: [ 1341.121062][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.121202][ T32] r10:829187f4 r9:eaf75d84 r8:00000002 r7:60000013 r6:eaf75d8c r5:84891800 [ 1341.121294][ T32] r4:84891800 [ 1341.121353][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.121459][ T32] r5:84891800 r4:829187f0 [ 1341.121506][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.121630][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.121743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1341.121826][ T32] r4:00000000 [ 1341.121924][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.122048][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.122142][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.122405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852897c0 [ 1341.122469][ T32] r4:00000000 [ 1341.122517][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.122658][ T32] r9:83018205 r8:84891800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1341.122714][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.122846][ T32] r5:00001000 r4:e46c1000 [ 1341.122899][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.122983][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.123079][ T32] r5:85261f8c r4:85261c00 [ 1341.123125][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.123262][ T32] r7:ddde2d40 r6:83018200 r5:85261f8c r4:850c6680 [ 1341.123319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.123432][ T32] r10:61c88647 r9:84891800 r8:850c66ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.123484][ T32] r4:850c6680 [ 1341.123527][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.123626][ T32] r10:00000000 r9:850c6680 r8:8027ecf4 r7:eaf59e60 r6:850c6700 r5:84891800 [ 1341.123678][ T32] r4:00000001 [ 1341.123721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.123795][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1341.123852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.123915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.124012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.124122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.124223][ T32] r4:85289280 [ 1341.150334][ T32] INFO: task kworker/1:308:4487 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.150563][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.150819][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.150977][ T32] Call trace: [ 1341.151135][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.151306][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.151399][ T32] r4:00000000 [ 1341.151452][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.151548][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.151701][ T32] 9d20: 92e6c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.151780][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.151841][ T32] 9d60: 80000013 ffffffff [ 1341.151896][ T32] r5:80000013 r4:80239bb0 [ 1341.152041][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.152189][ T32] r4:82ac21e4 [ 1341.152253][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.152481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.152555][ T32] r4:e8709dc0 [ 1341.152602][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.152699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.152755][ T32] r4:00000000 [ 1341.152800][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.152961][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.153023][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.153732][ T32] r5:85022b8c r4:85022800 ** 6 printk messages dropped ** [ 1341.154332][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 7 printk messages dropped ** [ 1341.172652][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1341.173299][ T32] task:kworker/0:374 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.199264][ T32] r5:851bd400 r4:829187f0 [ 1341.199367][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.199509][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.199621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 1341.199681][ T32] r4:00000000 [ 1341.199792][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.199892][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.200028][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.200246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d840 [ 1341.200399][ T32] r4:00000000 [ 1341.200464][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.200720][ T32] r9:83018005 r8:851bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.200786][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.201020][ T32] r5:00001000 r4:e03bb000 [ 1341.201849][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.201967][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.202214][ T32] r5:8520178c r4:85201400 [ 1341.202483][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.202591][ T32] r7:dddced40 r6:83018000 r5:8520178c r4:850e1e80 [ 1341.202637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.202729][ T32] r10:61c88647 r9:851bd400 r8:850e1eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.202820][ T32] r4:850e1e80 [ 1341.203069][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.203197][ T32] r10:00000000 r9:850e1e80 r8:8027ecf4 r7:eaf19e60 r6:850e1f00 r5:851bd400 [ 1341.203245][ T32] r4:00000001 [ 1341.203293][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.203369][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1341.203429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.203585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.203649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.219598][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.220979][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.221638][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.221863][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.222878][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 9 printk messages dropped ** [ 1341.223814][ T32] INFO: task kworker/0:375:4491 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.256149][ T32] r5:851bbc00 r4:829187f0 [ 1341.256194][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.256293][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.256398][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1341.256464][ T32] r4:00000000 [ 1341.256524][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.256658][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.256778][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.256893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852887c0 [ 1341.256963][ T32] r4:00000000 [ 1341.257032][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.257289][ T32] r9:83018005 r8:851bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1341.257370][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.257495][ T32] r5:00001000 r4:e0329000 [ 1341.257546][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.257627][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.257803][ T32] r5:85202f8c r4:85202c00 [ 1341.257907][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.258073][ T32] r7:dddced40 r6:83018000 r5:85202f8c r4:850e1f80 [ 1341.258271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.258386][ T32] r10:61c88647 r9:851bbc00 r8:850e1fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.258441][ T32] r4:850e1f80 [ 1341.258493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.258601][ T32] r10:00000000 r9:850e1f80 r8:8027ecf4 r7:eaf19e60 r6:85283000 r5:851bbc00 [ 1341.258658][ T32] r4:00000001 [ 1341.258790][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.258951][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1341.259040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.259131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.259363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.259510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.259581][ T32] r4:8528d880 [ 1341.260572][ T32] INFO: task kworker/0:375:4491 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.260710][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.260899][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.261127][ T32] Call trace: [ 1341.261233][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.261362][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.261412][ T32] r4:00000000 [ 1341.261456][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.261540][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.261711][ T32] 9d20: 936dc000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.261839][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1341.262624][ T32] r4:e8709dc0 [ 1341.262772][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.263145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.263230][ T32] r4:00000000 [ 1341.263329][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.263442][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.263496][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.263704][ T32] r5:00001000 r4:e0439000 [ 1341.263796][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.263885][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.264191][ T32] r5:85022b8c r4:85022800 [ 1341.264244][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.264566][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.264704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.291793][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.291924][ T32] r4:84753f00 [ 1341.292029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.292210][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.292274][ T32] r4:00000001 [ 1341.292406][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.292541][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.292612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.292719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.292850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.292920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1341.293389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.293598][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.293739][ T32] Call trace: [ 1341.293819][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.293957][ T32] r10:829187f4 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:851be000 [ 1341.294049][ T32] r4:851be000 [ 1341.294098][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.294188][ T32] r5:851be000 r4:829187f0 [ 1341.294268][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.294357][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.294481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1341.294536][ T32] r4:00000000 [ 1341.294577][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.294657][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.305314][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.305434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528dc40 [ 1341.305501][ T32] r4:00000000 [ 1341.305569][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.305658][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.305687][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.305892][ T32] r5:00001000 r4:e047f000 [ 1341.305955][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.306003][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.306061][ T32] r5:85201f8c r4:85201c00 [ 1341.306084][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.306137][ T32] r7:dddced40 r6:83018000 r5:85201f8c r4:85283080 [ 1341.306160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.306209][ T32] r10:61c88647 r9:851be000 r8:852830ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.306234][ T32] r4:85283080 [ 1341.306255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.306305][ T32] r10:00000000 r9:85283080 r8:8027ecf4 r7:eaf71e60 r6:85283100 r5:851be000 [ 1341.306353][ T32] r4:00000001 [ 1341.306378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.306418][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1341.306483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.306520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.306551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.306583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.306609][ T32] r4:8528d880 [ 1341.307102][ T32] INFO: task kworker/0:376:4492 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.307151][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.307261][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.307319][ T32] Call trace: [ 1341.307403][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.307469][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.307596][ T32] r4:00000000 [ 1341.307623][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.307669][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.307718][ T32] 9d20: 93a65000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.307753][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.307860][ T32] 9d60: 80000013 ffffffff [ 1341.307901][ T32] r5:80000013 r4:80239bb0 [ 1341.307926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.308003][ T32] r4:82ac21e4 [ 1341.308164][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.308241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.308267][ T32] r4:e8709dc0 [ 1341.308288][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.308334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.308389][ T32] r4:00000000 [ 1341.308569][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.308658][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.308684][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.308758][ T32] r5:00001000 r4:e0439000 [ 1341.308806][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.308981][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1341.309552][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.309693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.310024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.310089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.310116][ T32] task:kworker/1:309 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.310168][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.310212][ T32] Call trace: [ 1341.310244][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.310298][ T32] r10:829187f4 r9:eaf79d84 r8:00000002 r7:60000013 r6:eaf79d8c r5:851bec00 [ 1341.310323][ T32] r4:851bec00 [ 1341.310378][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.310441][ T32] r5:851bec00 r4:829187f0 [ 1341.310474][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.310522][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.310574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1341.310622][ T32] r4:00000000 [ 1341.310670][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.310714][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.310918][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.310974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289900 [ 1341.310999][ T32] r4:00000000 [ 1341.311026][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.311074][ T32] r9:83018205 r8:851bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.311097][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.311165][ T32] r5:00001000 r4:e875b000 [ 1341.311279][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.311326][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.311533][ T32] r4:850c6780 ** 6 printk messages dropped ** [ 1341.311999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.312532][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.313278][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1341.313555][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.313849][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.314546][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.345689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.345735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.345799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.345826][ T32] r4:844bb800 [ 1341.345854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.345899][ T32] INFO: task kworker/0:377:4497 blocked for more than 467 seconds. [ 1341.345974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.346035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.346063][ T32] task:kworker/0:377 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.346169][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.346285][ T32] Call trace: [ 1341.346346][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.346563][ T32] r10:829187f4 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:851bc800 [ 1341.346592][ T32] r4:851bc800 [ 1341.346660][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.346711][ T32] r5:851bc800 r4:829187f0 [ 1341.346763][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.346812][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.346863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1341.346898][ T32] r4:00000000 [ 1341.346919][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.346961][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.347009][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.347059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528df40 [ 1341.347116][ T32] r4:00000000 [ 1341.347178][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.347290][ T32] r9:83018005 r8:851bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.347527][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.348110][ T32] r10:61c88647 r9:851bc800 r8:852831ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1341.349121][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.350331][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.351289][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1341.351776][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.352435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 2 printk messages dropped ** [ 1341.352748][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.352803][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.352921][ T32] r5:00001000 r4:e0439000 [ 1341.352976][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.353072][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.353198][ T32] r5:85022b8c r4:85022800 [ 1341.353543][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.353838][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.353895][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.354034][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.354131][ T32] r4:84753f00 [ 1341.354179][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.354286][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.354377][ T32] r4:00000001 [ 1341.354558][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.381064][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.381204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.381292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.381359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.381436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.381492][ T32] r4:844bb800 [ 1341.381546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.381627][ T32] INFO: task kworker/1:310:4499 blocked for more than 467 seconds. [ 1341.381701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.381754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.381816][ T32] task:kworker/1:310 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.381973][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.382112][ T32] Call trace: [ 1341.382297][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.382455][ T32] r10:829187f4 r9:eaf89d84 r8:00000002 r7:60000013 r6:eaf89d8c r5:851c0000 [ 1341.382518][ T32] r4:851c0000 [ 1341.382601][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.382821][ T32] r5:851c0000 r4:829187f0 [ 1341.382880][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.382967][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.383091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1341.383149][ T32] r4:00000000 [ 1341.383197][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.383427][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.383527][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.383616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289b40 [ 1341.383669][ T32] r4:00000000 [ 1341.383714][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1341.384470][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.406073][ T32] r10:00000000 r9:850c6800 r8:8027ecf4 r7:eaf79e60 r6:85283300 r5:851c0000 [ 1341.406150][ T32] r4:00000001 [ 1341.406222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.406331][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1341.406418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.406492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.406562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.406636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.406692][ T32] r4:85289780 [ 1341.407536][ T32] INFO: task kworker/1:310:4499 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.407629][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.407787][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.407898][ T32] Call trace: [ 1341.407974][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.408132][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.408195][ T32] r4:00000000 [ 1341.408283][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.408391][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.408468][ T32] 9d20: 94e97000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.408538][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1341.409020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1341.409634][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1341.410364][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1341.410796][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 7 printk messages dropped ** [ 1341.411421][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1341.411734][ T32] task:kworker/0:378 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.412389][ T32] r5:851c0c00 r4:829187f0 [ 1341.412440][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.412789][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.413077][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.413204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288d40 [ 1341.413308][ T32] r4:00000000 [ 1341.413364][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.413511][ T32] r9:83018005 r8:851c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.413571][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.413667][ T32] r5:00001000 r4:dff41000 [ 1341.413769][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.413859][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.413992][ T32] r5:85202b8c r4:85202800 [ 1341.414049][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.414151][ T32] r7:dddced40 r6:83018000 r5:85202b8c r4:85283380 [ 1341.414271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.414387][ T32] r10:61c88647 r9:851c0c00 r8:852833ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.414444][ T32] r4:85283380 [ 1341.414493][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.414698][ T32] r10:00000000 r9:85283380 r8:8027ecf4 r7:eaf71e60 r6:85283400 r5:851c0c00 [ 1341.439219][ T32] r4:00000001 [ 1341.439327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.439453][ T32] Exception stack(0xeaf81fb0 to 0xeaf81ff8) [ 1341.439524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.439593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.439679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.439801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.439931][ T32] r4:8528ddc0 [ 1341.440747][ T32] INFO: task kworker/0:378:4501 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.440881][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.441047][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.441190][ T32] Call trace: [ 1341.441276][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.441416][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.441541][ T32] r4:00000000 [ 1341.441591][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.441689][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.441754][ T32] 9d20: 950d6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.441821][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.441880][ T32] 9d60: 80000013 ffffffff [ 1341.441940][ T32] r5:80000013 r4:80239bb0 [ 1341.441991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.442093][ T32] r4:82ac21e4 [ 1341.442148][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.442253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.442323][ T32] r4:e8709dc0 [ 1341.442413][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.442523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.442577][ T32] r4:00000000 [ 1341.442739][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.442864][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.442917][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.443012][ T32] r5:00001000 r4:e0439000 [ 1341.443064][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.443156][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.443251][ T32] r5:85022b8c r4:85022800 [ 1341.443316][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.443428][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.443486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.443598][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.443654][ T32] r4:84753f00 [ 1341.443705][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.443831][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.443924][ T32] r4:00000001 [ 1341.444009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.444121][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.444217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.444303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.444369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.444442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.444516][ T32] r4:844bb800 [ 1341.444575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.444645][ T32] INFO: task kworker/1:311:4503 blocked for more than 467 seconds. [ 1341.444724][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.444787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.444977][ T32] task:kworker/1:311 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.460643][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.460795][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.461254][ T32] r5:851c1800 r4:829187f0 [ 1341.461355][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.461463][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.462001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289c80 ** 7 printk messages dropped ** [ 1341.462794][ T32] r5:85262b8c r4:85262800 ** 4 printk messages dropped ** [ 1341.463317][ T32] r4:850c6880 ** 4 printk messages dropped ** [ 1341.463751][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) ** 1 printk messages dropped ** [ 1341.463907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.463974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.464054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.464147][ T32] r4:852899c0 [ 1341.481353][ T32] INFO: task kworker/1:311:4503 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.481540][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.481801][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.481945][ T32] Call trace: [ 1341.482020][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.482179][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.482244][ T32] r4:00000000 [ 1341.482307][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.482417][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.482492][ T32] 9d20: 954c9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.482629][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.482710][ T32] 9d60: 80000013 ffffffff [ 1341.482808][ T32] r5:80000013 r4:80239bb0 [ 1341.482867][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.482961][ T32] r4:82ac21e4 [ 1341.483013][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.483116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.483203][ T32] r4:e8709dc0 [ 1341.483279][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.483380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.483463][ T32] r4:00000000 [ 1341.483517][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.483623][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.483673][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.483793][ T32] r5:00001000 r4:e0439000 [ 1341.483848][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.483935][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.484031][ T32] r5:85022b8c r4:85022800 [ 1341.484079][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.484182][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.484233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.484369][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.484428][ T32] r4:84753f00 [ 1341.484599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.484772][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.495719][ T32] r4:00000001 [ 1341.495806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.495931][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.496060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.496146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.496254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.496353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.496399][ T32] r4:844bb800 [ 1341.496483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.496565][ T32] INFO: task kworker/1:312:4505 blocked for more than 468 seconds. [ 1341.496643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.496702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.496787][ T32] task:kworker/1:312 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.496955][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.497075][ T32] Call trace: [ 1341.497181][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.497306][ T32] r10:829187f4 r9:eaf99d84 r8:00000002 r7:60000013 r6:eaf99d8c r5:851c3000 [ 1341.497361][ T32] r4:851c3000 [ 1341.497410][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1341.497693][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.498613][ T32] r9:83018205 r8:851c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 6 printk messages dropped ** [ 1341.499375][ T32] r7:ddde2d40 r6:83018200 r5:8526338c r4:850c6900 ** 5 printk messages dropped ** [ 1341.499957][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.500376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.502149][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.502543][ T32] 9d20: 954c9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.502625][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.502717][ T32] 9d60: 80000013 ffffffff [ 1341.502786][ T32] r5:80000013 r4:80239bb0 [ 1341.502842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.502940][ T32] r4:82ac21e4 [ 1341.502993][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.503136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.503204][ T32] r4:e8709dc0 [ 1341.503304][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.503416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.503475][ T32] r4:00000000 [ 1341.503527][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.503643][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.503702][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.503803][ T32] r5:00001000 r4:e0439000 [ 1341.503874][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.503976][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.504077][ T32] r5:85022b8c r4:85022800 [ 1341.504191][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.504355][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.504415][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.504525][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1341.537857][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1341.538927][ T32] INFO: task kworker/1:313:4506 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.540246][ T32] r4:851c3c00 ** 1 printk messages dropped ** [ 1341.540601][ T32] r5:851c3c00 r4:829187f0 [ 1341.540653][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.541051][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.541502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289e00 [ 1341.541617][ T32] r4:00000000 [ 1341.541731][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.541861][ T32] r9:83018205 r8:851c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1341.542012][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.542156][ T32] r5:00001000 r4:eac01000 [ 1341.542216][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.542316][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.542416][ T32] r5:85262f8c r4:85262c00 [ 1341.542468][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.542577][ T32] r7:ddde2d40 r6:83018200 r5:85262f8c r4:850c6980 [ 1341.542627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.542739][ T32] r10:61c88647 r9:851c3c00 r8:850c69ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.542799][ T32] r4:850c6980 [ 1341.542847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.542952][ T32] r10:00000000 r9:850c6980 r8:8027ecf4 r7:eaf99e60 r6:85283580 r5:851c3c00 [ 1341.543034][ T32] r4:00000001 [ 1341.543088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.543296][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1341.543378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.543453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.543519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.543596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.543655][ T32] r4:85289c00 ** 1 printk messages dropped ** [ 1341.544724][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.577193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 1 printk messages dropped ** [ 1341.577306][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.578013][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1341.578949][ T32] r4:84753f00 ** 2 printk messages dropped ** [ 1341.579190][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.579703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.580239][ T32] task:kworker/1:314 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.580342][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.580627][ T32] Call trace: [ 1341.580692][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.580841][ T32] r10:829187f4 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:851c4800 [ 1341.580917][ T32] r4:851c4800 [ 1341.580970][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.581164][ T32] r5:851c4800 r4:829187f0 [ 1341.581225][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.581354][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.581467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1341.581559][ T32] r4:00000000 [ 1341.581621][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.581716][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.581806][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.581912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289040 [ 1341.581969][ T32] r4:00000000 [ 1341.582050][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.582190][ T32] r9:83018205 r8:851c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.582354][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.582458][ T32] r5:00001000 r4:eac85000 [ 1341.582540][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.582641][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.582745][ T32] r5:85263b8c r4:85263800 [ 1341.582827][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.583012][ T32] r7:ddde2d40 r6:83018200 r5:85263b8c r4:850c6a00 [ 1341.583076][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.583219][ T32] r10:61c88647 r9:851c4800 r8:850c6a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.583293][ T32] r4:850c6a00 [ 1341.583345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.583543][ T32] r10:00000000 r9:850c6a00 r8:8027ecf4 r7:eaf99e60 r6:85283600 r5:851c4800 [ 1341.583624][ T32] r4:00000001 [ 1341.583700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.583806][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1341.583879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.583958][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.584028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.584102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.584176][ T32] r4:85289d00 [ 1341.615703][ T32] INFO: task kworker/1:314:4509 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.615901][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.616158][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.616318][ T32] Call trace: [ 1341.616398][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.616542][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.616642][ T32] r4:00000000 [ 1341.616708][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.616847][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.616931][ T32] 9d20: 95fb7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.617031][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.617128][ T32] 9d60: 80000013 ffffffff [ 1341.617191][ T32] r5:80000013 r4:80239bb0 [ 1341.617276][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.617385][ T32] r4:82ac21e4 [ 1341.617468][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.617599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.617672][ T32] r4:e8709dc0 [ 1341.617782][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.617925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.617998][ T32] r4:00000000 [ 1341.618051][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.618172][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.618231][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.618344][ T32] r5:00001000 r4:e0439000 [ 1341.618397][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.618490][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.618590][ T32] r5:85022b8c r4:85022800 [ 1341.618643][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.618812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.619744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1341.621046][ T32] r5:851c5400 r4:829187f0 [ 1341.621123][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.621311][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.621431][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1341.621489][ T32] r4:00000000 [ 1341.621542][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.621669][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.621784][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.621893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289a80 [ 1341.621946][ T32] r4:00000000 [ 1341.621995][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.622134][ T32] r9:83018205 r8:851c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1341.622242][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.622409][ T32] r5:00001000 r4:eac59000 [ 1341.622527][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.622666][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.622813][ T32] r5:8526378c r4:85263400 [ 1341.622883][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.623039][ T32] r7:ddde2d40 r6:83018200 r5:8526378c r4:850c6a80 [ 1341.623131][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.623252][ T32] r10:61c88647 r9:851c5400 r8:850c6aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.623321][ T32] r4:850c6a80 [ 1341.623404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.623522][ T32] r10:00000000 r9:850c6a80 r8:8027ecf4 r7:eafa9e60 r6:85283680 r5:851c5400 [ 1341.623581][ T32] r4:00000001 [ 1341.623633][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.623753][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1341.623839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.623916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.623986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.624093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.624176][ T32] r4:85289d00 [ 1341.646093][ T32] INFO: task kworker/1:315:4510 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.646284][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.646450][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.646584][ T32] Call trace: [ 1341.646665][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.646796][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.646879][ T32] r4:00000000 [ 1341.646940][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.647038][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.647117][ T32] 9d20: 9621e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.647214][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.647327][ T32] 9d60: 80000013 ffffffff [ 1341.647391][ T32] r5:80000013 r4:80239bb0 [ 1341.647468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.647617][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.647890][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1341.648333][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1341.649248][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1341.649725][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 2 printk messages dropped ** [ 1341.649920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.650255][ T32] INFO: task kworker/1:316:4512 blocked for more than 468 seconds. ** 4 printk messages dropped ** [ 1341.650703][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.651201][ T32] r5:851c2400 r4:829187f0 [ 1341.651251][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.651473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 ** 4 printk messages dropped ** [ 1341.651935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286400 ** 5 printk messages dropped ** [ 1341.652491][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.652868][ T32] r7:ddde2d40 r6:83018200 r5:8526838c r4:850c6b00 [ 1341.652934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.653054][ T32] r10:61c88647 r9:851c2400 r8:850c6b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.653135][ T32] r4:850c6b00 [ 1341.653187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.653302][ T32] r10:00000000 r9:850c6b00 r8:8027ecf4 r7:eafa9e60 r6:85283700 r5:851c2400 [ 1341.653397][ T32] r4:00000001 [ 1341.653455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.653544][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1341.653627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.653734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.653809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.653884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.653943][ T32] r4:85289400 [ 1341.654616][ T32] INFO: task kworker/1:316:4512 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.675306][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.675584][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.675752][ T32] Call trace: [ 1341.675837][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.676004][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.676098][ T32] r4:00000000 [ 1341.676165][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.676274][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.676387][ T32] 9d20: 96486000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.676475][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.676582][ T32] 9d60: 80000013 ffffffff [ 1341.676659][ T32] r5:80000013 r4:80239bb0 [ 1341.676711][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.676839][ T32] r4:82ac21e4 [ 1341.676904][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.677013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.677078][ T32] r4:e8709dc0 [ 1341.677156][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.677327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.677403][ T32] r4:00000000 [ 1341.677483][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.677637][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.677712][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.677872][ T32] r5:00001000 r4:e0439000 [ 1341.677941][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.678045][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.678160][ T32] r5:85022b8c r4:85022800 [ 1341.678217][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.678333][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.678384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.678490][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.678636][ T32] r4:84753f00 [ 1341.678727][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.678837][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.678895][ T32] r4:00000001 [ 1341.678944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.679080][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.679206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.679289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.679737][ T32] INFO: task kworker/1:317:4514 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.680608][ T32] r5:851c6000 r4:829187f0 [ 1341.680660][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.681316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286040 ** 8 printk messages dropped ** [ 1341.681985][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1341.682933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.683007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.683069][ T32] r4:847ab640 [ 1341.683928][ T32] INFO: task kworker/1:317:4514 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.684020][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.684150][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.684255][ T32] Call trace: [ 1341.684358][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.684504][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.684583][ T32] r4:00000000 [ 1341.684635][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.714604][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.715417][ T32] 9d20: 967a2000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.715510][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.715573][ T32] 9d60: 80000013 ffffffff [ 1341.715645][ T32] r5:80000013 r4:80239bb0 [ 1341.715702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.715831][ T32] r4:82ac21e4 [ 1341.715915][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.716074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.716147][ T32] r4:e8709dc0 [ 1341.716200][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.716324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.716399][ T32] r4:00000000 [ 1341.716462][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.716607][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.716680][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.716786][ T32] r5:00001000 r4:e0439000 [ 1341.716838][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.716928][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.717069][ T32] r5:85022b8c r4:85022800 [ 1341.717147][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.717264][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.717318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.717445][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.717507][ T32] r4:84753f00 [ 1341.717561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.717695][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.717784][ T32] r4:00000001 [ 1341.717840][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.717927][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.717997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.718068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.718127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.718192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.718245][ T32] r4:844bb800 [ 1341.718313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.718384][ T32] INFO: task kworker/1:318:4516 blocked for more than 468 seconds. [ 1341.718462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.718559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.718620][ T32] task:kworker/1:318 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.718744][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.718891][ T32] Call trace: [ 1341.719033][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.719156][ T32] r10:829187f4 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:851c8c00 [ 1341.719211][ T32] r4:851c8c00 [ 1341.719265][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.719365][ T32] r5:851c8c00 r4:829187f0 [ 1341.719411][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.719503][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.719645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 1341.719707][ T32] r4:00000000 [ 1341.719757][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.719850][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.719956][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1341.720126][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.720464][ T32] r5:00001000 r4:eacb7000 ** 2 printk messages dropped ** [ 1341.720715][ T32] r5:847c4f8c r4:847c4c00 [ 1341.720764][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.720919][ T32] r7:ddde2d40 r6:83018200 r5:847c4f8c r4:850c6c00 [ 1341.720980][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.721112][ T32] r10:61c88647 r9:851c8c00 r8:850c6c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.721178][ T32] r4:850c6c00 [ 1341.721224][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.721338][ T32] r10:00000000 r9:850c6c00 r8:8027ecf4 r7:eafb5e60 r6:85283800 r5:851c8c00 [ 1341.721392][ T32] r4:00000001 [ 1341.721472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.721561][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1341.721625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.721690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.721756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.721826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.721881][ T32] r4:85286180 [ 1341.722670][ T32] INFO: task kworker/1:318:4516 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.722762][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.722943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.723054][ T32] Call trace: [ 1341.723163][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.723326][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.723419][ T32] r4:00000000 [ 1341.723502][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.723607][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.723680][ T32] 9d20: 967a2000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.723752][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.723829][ T32] 9d60: 80000013 ffffffff [ 1341.723897][ T32] r5:80000013 r4:80239bb0 [ 1341.723965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.724066][ T32] r4:82ac21e4 [ 1341.724117][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.724255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.724355][ T32] r4:e8709dc0 [ 1341.724416][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.724530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.724606][ T32] r4:00000000 [ 1341.724713][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.749876][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.749983][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.750141][ T32] r5:00001000 r4:e0439000 [ 1341.750292][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.750417][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.750558][ T32] r5:85022b8c r4:85022800 [ 1341.750622][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.750737][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.750793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.750926][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.751007][ T32] r4:84753f00 [ 1341.751095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.751223][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.751305][ T32] r4:00000001 [ 1341.751359][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.751448][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.751526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.751618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.751693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.751763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.751814][ T32] r4:844bb800 [ 1341.751870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.751990][ T32] INFO: task kworker/1:319:4518 blocked for more than 468 seconds. [ 1341.752072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.752135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.752188][ T32] task:kworker/1:319 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.752359][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.752472][ T32] Call trace: [ 1341.752547][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.752657][ T32] r10:829187f4 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:851c8000 [ 1341.752710][ T32] r4:851c8000 [ 1341.752757][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.752853][ T32] r5:851c8000 r4:829187f0 [ 1341.752899][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.752991][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.753119][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1341.753178][ T32] r4:00000000 [ 1341.753228][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.753430][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.753576][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.753683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852866c0 [ 1341.753754][ T32] r4:00000000 [ 1341.753810][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.753905][ T32] r9:83018205 r8:851c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1341.753954][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.754105][ T32] r5:00001000 r4:eae71000 [ 1341.754158][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.754261][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.754355][ T32] r5:85268b8c r4:85268800 [ 1341.754404][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.754503][ T32] r7:ddde2d40 r6:83018200 r5:85268b8c r4:850c6c80 [ 1341.754556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.754667][ T32] r10:61c88647 r9:851c8000 r8:850c6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.769856][ T32] r4:850c6c80 [ 1341.769997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.770157][ T32] r10:00000000 r9:850c6c80 r8:8027ecf4 r7:eafb5e60 r6:85283880 r5:851c8000 [ 1341.770234][ T32] r4:00000001 [ 1341.770300][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.770389][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1341.770492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.770569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.770628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.770696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.770750][ T32] r4:85286100 [ 1341.771555][ T32] INFO: task kworker/1:319:4518 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.771677][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.771910][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.772071][ T32] Call trace: [ 1341.772151][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.772286][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.772347][ T32] r4:00000000 [ 1341.772396][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.772519][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.772643][ T32] 9d20: 96b1a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.772719][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.772804][ T32] 9d60: 80000013 ffffffff [ 1341.772872][ T32] r5:80000013 r4:80239bb0 [ 1341.772925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.773068][ T32] r4:82ac21e4 [ 1341.773185][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.773324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.773388][ T32] r4:e8709dc0 [ 1341.773448][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.773561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.773619][ T32] r4:00000000 [ 1341.773668][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.773780][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.773839][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.773940][ T32] r5:00001000 r4:e0439000 [ 1341.774006][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.774133][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.774239][ T32] r5:85022b8c r4:85022800 [ 1341.774303][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.774419][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.774510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.774746][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.789778][ T32] r4:84753f00 [ 1341.789887][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.790035][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.790126][ T32] r4:00000001 [ 1341.790199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.790303][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.790395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.790471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.790617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.790704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.790762][ T32] r4:844bb800 [ 1341.790825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.790936][ T32] INFO: task kworker/1:320:4520 blocked for more than 468 seconds. [ 1341.791020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.791084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.791168][ T32] task:kworker/1:320 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.791305][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.791454][ T32] Call trace: [ 1341.791542][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.791691][ T32] r10:829187f4 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:851c9800 [ 1341.791766][ T32] r4:851c9800 [ 1341.791820][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.791925][ T32] r5:851c9800 r4:829187f0 [ 1341.791981][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.792114][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.792239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1341.792305][ T32] r4:00000000 [ 1341.792356][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.792447][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.792541][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.792644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286540 [ 1341.792700][ T32] r4:00000000 [ 1341.792750][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.792859][ T32] r9:83018205 r8:851c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1341.792942][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.793051][ T32] r5:00001000 r4:eae63000 [ 1341.793126][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.793221][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.793335][ T32] r5:8526878c r4:85268400 [ 1341.793390][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.793500][ T32] r7:ddde2d40 r6:83018200 r5:8526878c r4:850c6d00 [ 1341.793559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.793681][ T32] r10:61c88647 r9:851c9800 r8:850c6d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.793770][ T32] r4:850c6d00 [ 1341.793853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.793971][ T32] r10:00000000 r9:850c6d00 r8:8027ecf4 r7:eafcde60 r6:85283900 r5:851c9800 [ 1341.794032][ T32] r4:00000001 [ 1341.794086][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.794186][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1341.794250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.794360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.794469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.794588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.794705][ T32] r4:85286200 [ 1341.816698][ T32] INFO: task kworker/1:320:4520 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.816845][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.817025][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.817186][ T32] Call trace: [ 1341.817277][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.817435][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.817499][ T32] r4:00000000 [ 1341.817565][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.817655][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.817735][ T32] 9d20: 970b6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.817808][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.817865][ T32] 9d60: 80000013 ffffffff [ 1341.817923][ T32] r5:80000013 r4:80239bb0 [ 1341.818053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.818164][ T32] r4:82ac21e4 [ 1341.818247][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.818378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.818434][ T32] r4:e8709dc0 [ 1341.818485][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.818584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.818633][ T32] r4:00000000 [ 1341.818674][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.818814][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.818887][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.818993][ T32] r5:00001000 r4:e0439000 [ 1341.819057][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.819153][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.819260][ T32] r5:85022b8c r4:85022800 [ 1341.819317][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.819427][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.819475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.819594][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.819651][ T32] r4:84753f00 [ 1341.819704][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.819817][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.819872][ T32] r4:00000001 [ 1341.819960][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.820056][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.820150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.820217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.820286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.820357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.820406][ T32] r4:844bb800 [ 1341.820454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.820522][ T32] INFO: task kworker/1:321:4522 blocked for more than 468 seconds. [ 1341.820604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.820668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.820719][ T32] task:kworker/1:321 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.820856][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.820969][ T32] Call trace: [ 1341.821062][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.821198][ T32] r10:829187f4 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:851ca400 [ 1341.821256][ T32] r4:851ca400 [ 1341.821308][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.821404][ T32] r5:851ca400 r4:829187f0 [ 1341.821455][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.821550][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.821649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1341.821730][ T32] r4:00000000 [ 1341.821780][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.821872][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.821993][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.822110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286a40 [ 1341.822160][ T32] r4:00000000 [ 1341.822245][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.822348][ T32] r9:83018205 r8:851ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.822436][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.822547][ T32] r5:00001000 r4:eaff7000 [ 1341.822649][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.822774][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.822917][ T32] r5:8526978c r4:85269400 [ 1341.822981][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.823099][ T32] r7:ddde2d40 r6:83018200 r5:8526978c r4:850c6d80 [ 1341.823189][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.823299][ T32] r10:61c88647 r9:851ca400 r8:850c6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.823354][ T32] r4:850c6d80 [ 1341.823402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.823536][ T32] r10:00000000 r9:850c6d80 r8:8027ecf4 r7:eafcde60 r6:85283980 r5:851ca400 [ 1341.823596][ T32] r4:00000001 [ 1341.823676][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.823768][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1341.823869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.823960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.824039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.824117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.824217][ T32] r4:852863c0 [ 1341.845825][ T32] INFO: task kworker/1:321:4522 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.846026][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.846191][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.846391][ T32] Call trace: [ 1341.846616][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.846831][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.846897][ T32] r4:00000000 [ 1341.846950][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.847155][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.847233][ T32] 9d20: 9722f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.847320][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.847391][ T32] 9d60: 80000013 ffffffff [ 1341.847486][ T32] r5:80000013 r4:80239bb0 [ 1341.847554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.847668][ T32] r4:82ac21e4 [ 1341.847721][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.847826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.847881][ T32] r4:e8709dc0 [ 1341.847927][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.848040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.848102][ T32] r4:00000000 [ 1341.848151][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.848320][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.848523][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.848636][ T32] r5:00001000 r4:e0439000 [ 1341.848690][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.848779][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.848902][ T32] r5:85022b8c r4:85022800 [ 1341.848970][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.849088][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.849163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.849266][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.849329][ T32] r4:84753f00 [ 1341.849378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.849488][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.849545][ T32] r4:00000001 [ 1341.849645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.849741][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.849811][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.850534][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.851715][ T32] r5:851cc800 r4:829187f0 ** 6 printk messages dropped ** [ 1341.852570][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.853545][ T32] r5:85268f8c r4:85268c00 ** 6 printk messages dropped ** [ 1341.854198][ T32] r10:00000000 r9:850c6e00 r8:8027ecf4 r7:eafdde60 r6:85283a00 r5:851cc800 ** 6 printk messages dropped ** [ 1341.885698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.885845][ T32] r4:85286500 [ 1341.886654][ T32] INFO: task kworker/1:322:4524 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.886756][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.886920][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.887069][ T32] Call trace: [ 1341.887241][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.887371][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.887454][ T32] r4:00000000 [ 1341.887515][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.887615][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.887692][ T32] 9d20: 974f8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.887765][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.887826][ T32] 9d60: 80000013 ffffffff [ 1341.887885][ T32] r5:80000013 r4:80239bb0 [ 1341.887937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.888045][ T32] r4:82ac21e4 [ 1341.888098][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.888204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.888261][ T32] r4:e8709dc0 [ 1341.888316][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.888424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.888483][ T32] r4:00000000 [ 1341.888535][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.888646][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.888700][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.888819][ T32] r5:00001000 r4:e0439000 [ 1341.888881][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.889003][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.889164][ T32] r5:85022b8c r4:85022800 [ 1341.889241][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.889365][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.889431][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.889547][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.889607][ T32] r4:84753f00 [ 1341.889662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.889807][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.889890][ T32] r4:00000001 [ 1341.889944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.890046][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.890115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.890183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.890251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.890334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.890395][ T32] r4:844bb800 [ 1341.890446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.890511][ T32] INFO: task kworker/1:323:4526 blocked for more than 468 seconds. [ 1341.890589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.890651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.890701][ T32] task:kworker/1:323 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.890803][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.890952][ T32] Call trace: [ 1341.891075][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.891197][ T32] r10:829187f4 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:851cbc00 [ 1341.891255][ T32] r4:851cbc00 [ 1341.891309][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.891408][ T32] r5:851cbc00 r4:829187f0 [ 1341.891455][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.891551][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.891659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1341.891716][ T32] r4:00000000 [ 1341.891766][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.891876][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.891984][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.892124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286900 [ 1341.892182][ T32] r4:00000000 [ 1341.892230][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.892521][ T32] r5:00001000 r4:eae93000 ** 2 printk messages dropped ** [ 1341.892800][ T32] r5:8526938c r4:85269000 ** 2 printk messages dropped ** [ 1341.893035][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1341.893469][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.893791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.920066][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.921249][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1341.921859][ T32] r4:e8709dc0 [ 1341.921908][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1341.922336][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.922943][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.922999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.923116][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.923173][ T32] r4:84753f00 [ 1341.923238][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.923351][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.923410][ T32] r4:00000001 [ 1341.923483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.923566][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.923649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.923747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.923876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.923959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.924020][ T32] r4:844bb800 [ 1341.924075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.924159][ T32] INFO: task kworker/1:324:4528 blocked for more than 468 seconds. [ 1341.924246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.924345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.924426][ T32] task:kworker/1:324 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.924595][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.935261][ T32] Call trace: [ 1341.935436][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.935586][ T32] r10:829187f4 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:851cb000 [ 1341.935649][ T32] r4:851cb000 [ 1341.935701][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.935803][ T32] r5:851cb000 r4:829187f0 [ 1341.935849][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.935974][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.936104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1341.936159][ T32] r4:00000000 [ 1341.936214][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.936314][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.936411][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.936525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286dc0 [ 1341.936606][ T32] r4:00000000 [ 1341.936672][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.936783][ T32] r9:83018205 r8:851cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1341.936837][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.936944][ T32] r5:00001000 r4:dfd4b000 [ 1341.937052][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.937172][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.937311][ T32] r5:8526a38c r4:8526a000 [ 1341.937375][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.937506][ T32] r7:ddde2d40 r6:83018200 r5:8526a38c r4:850c6f00 [ 1341.937568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.937706][ T32] r10:61c88647 r9:851cb000 r8:850c6f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.937768][ T32] r4:850c6f00 [ 1341.937833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.937948][ T32] r10:00000000 r9:850c6f00 r8:8027ecf4 r7:eafdde60 r6:85283b00 r5:851cb000 [ 1341.938008][ T32] r4:00000001 [ 1341.938075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.938166][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1341.938243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.938323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.938399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.938542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.938625][ T32] r4:85286600 [ 1341.939456][ T32] INFO: task kworker/1:324:4528 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.939563][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.939812][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.939960][ T32] Call trace: [ 1341.940052][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.940167][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.940224][ T32] r4:00000000 [ 1341.940275][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.940372][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.940473][ T32] 9d20: 97780000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.940566][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.940630][ T32] 9d60: 80000013 ffffffff [ 1341.940689][ T32] r5:80000013 r4:80239bb0 [ 1341.940736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.940845][ T32] r4:82ac21e4 [ 1341.940902][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.941051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.941139][ T32] r4:e8709dc0 [ 1341.941194][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.941295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.941379][ T32] r4:00000000 [ 1341.941433][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.941542][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.941608][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.941728][ T32] r5:00001000 r4:e0439000 [ 1341.941787][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.941905][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.942003][ T32] r5:85022b8c r4:85022800 [ 1341.942061][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.942167][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.942231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.942352][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.942414][ T32] r4:84753f00 [ 1341.942463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.942569][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.942655][ T32] r4:00000001 [ 1341.942736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.942826][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.942913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.942991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.943065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.943154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.943216][ T32] r4:844bb800 [ 1341.943270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.943338][ T32] INFO: task kworker/1:325:4530 blocked for more than 468 seconds. [ 1341.943413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.943479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.943558][ T32] task:kworker/1:325 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.943746][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.943849][ T32] Call trace: [ 1341.943967][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.944077][ T32] r10:829187f4 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:851cd400 [ 1341.944132][ T32] r4:851cd400 [ 1341.944181][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.944280][ T32] r5:851cd400 r4:829187f0 [ 1341.944328][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.944425][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.944563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1341.944640][ T32] r4:00000000 [ 1341.973904][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.974178][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.974293][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.974411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286b80 [ 1341.974482][ T32] r4:00000000 [ 1341.974547][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.974656][ T32] r9:83018205 r8:851cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1341.975298][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.975443][ T32] r5:00001000 r4:eb00b000 [ 1341.975499][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.975597][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.975714][ T32] r5:85269b8c r4:85269800 [ 1341.975780][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.975888][ T32] r7:ddde2d40 r6:83018200 r5:85269b8c r4:850c6f80 [ 1341.975959][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.976080][ T32] r10:61c88647 r9:851cd400 r8:850c6fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.976155][ T32] r4:850c6f80 [ 1341.976219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.976335][ T32] r10:00000000 r9:850c6f80 r8:8027ecf4 r7:eb001e60 r6:85283b80 r5:851cd400 [ 1341.976393][ T32] r4:00000001 [ 1341.976442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.976522][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1341.976593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.976664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.976731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.976803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.976852][ T32] r4:852868c0 [ 1341.977680][ T32] INFO: task kworker/1:325:4530 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1341.977784][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.977974][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.978224][ T32] Call trace: [ 1341.978334][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1341.978479][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1341.978546][ T32] r4:00000000 [ 1341.978612][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.978731][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1341.978824][ T32] 9d20: 97943000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1341.978898][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1341.978961][ T32] 9d60: 80000013 ffffffff [ 1341.979031][ T32] r5:80000013 r4:80239bb0 [ 1341.979086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.979185][ T32] r4:82ac21e4 [ 1341.979238][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.979373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1341.979449][ T32] r4:e8709dc0 [ 1341.979500][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.979665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1341.979739][ T32] r4:00000000 [ 1341.979793][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.979908][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.979989][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.980113][ T32] r5:00001000 r4:e0439000 [ 1341.980189][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.980290][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.980420][ T32] r5:85022b8c r4:85022800 [ 1341.980490][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.980600][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1341.980654][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.980760][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.980840][ T32] r4:84753f00 [ 1341.980920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.981045][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1341.981127][ T32] r4:00000001 [ 1341.981181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.981278][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1341.981349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.981422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.981489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.981559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.981617][ T32] r4:844bb800 [ 1341.981707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.981781][ T32] INFO: task kworker/1:326:4532 blocked for more than 468 seconds. [ 1341.981861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.981940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.982001][ T32] task:kworker/1:326 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.982115][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.982230][ T32] Call trace: [ 1341.982308][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1341.982419][ T32] r10:829187f4 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:851ce000 [ 1341.982540][ T32] r4:851ce000 [ 1341.982624][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1341.982732][ T32] r5:851ce000 r4:829187f0 [ 1341.982784][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.982921][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.983047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 1341.983115][ T32] r4:00000000 [ 1341.983183][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1341.983281][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1341.983387][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1341.983580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286cc0 [ 1341.983648][ T32] r4:00000000 [ 1341.983699][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1341.983804][ T32] r9:83018205 r8:851ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1341.983876][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.983996][ T32] r5:00001000 r4:dfa81000 [ 1341.984062][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1341.984181][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.984287][ T32] r5:85269f8c r4:85269c00 [ 1341.984341][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.984474][ T32] r7:ddde2d40 r6:83018200 r5:85269f8c r4:850d7000 [ 1341.984533][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.984711][ T32] r10:61c88647 r9:851ce000 r8:850d702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.015535][ T32] r4:850d7000 [ 1342.015625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.015796][ T32] r10:00000000 r9:850d7000 r8:8027ecf4 r7:eb001e60 r6:85283c00 r5:851ce000 [ 1342.015865][ T32] r4:00000001 [ 1342.015911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.016013][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1342.016103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.016199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.016283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.016388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.016490][ T32] r4:85286ac0 [ 1342.017312][ T32] INFO: task kworker/1:326:4532 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.017410][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.017565][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.017675][ T32] Call trace: [ 1342.017751][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.017865][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.017922][ T32] r4:00000000 [ 1342.017970][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.018070][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.018158][ T32] 9d20: 97d8f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.018228][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.018339][ T32] 9d60: 80000013 ffffffff [ 1342.018424][ T32] r5:80000013 r4:80239bb0 [ 1342.018493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.018594][ T32] r4:82ac21e4 [ 1342.018642][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.018744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.018833][ T32] r4:e8709dc0 [ 1342.018889][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.019001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.019081][ T32] r4:00000000 [ 1342.019168][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.019284][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.019341][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.019439][ T32] r5:00001000 r4:e0439000 [ 1342.019484][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.019572][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.019705][ T32] r5:85022b8c r4:85022800 [ 1342.019763][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.019910][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.020008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.020147][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.020208][ T32] r4:84753f00 [ 1342.020257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.020366][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.020420][ T32] r4:00000001 [ 1342.020469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.020555][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.020621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.020690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.020754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.020824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.020881][ T32] r4:844bb800 [ 1342.020928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.020995][ T32] INFO: task kworker/0:379:4537 blocked for more than 468 seconds. [ 1342.021141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.021215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.021267][ T32] task:kworker/0:379 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.021467][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.021587][ T32] Call trace: [ 1342.021666][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.022050][ T32] r5:851c6c00 r4:829187f0 ** 1 printk messages dropped ** [ 1342.022193][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.022383][ T32] r4:00000000 [ 1342.022440][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.022532][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.022620][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.022735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc040 [ 1342.022802][ T32] r4:00000000 [ 1342.022851][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.022954][ T32] r9:83018005 r8:851c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1342.023005][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.023111][ T32] r5:00001000 r4:e05d9000 [ 1342.023161][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.023248][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.023342][ T32] r5:8520378c r4:85203400 [ 1342.023389][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.023489][ T32] r7:dddced40 r6:83018000 r5:8520378c r4:85283c80 [ 1342.023539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.023643][ T32] r10:61c88647 r9:851c6c00 r8:85283cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.023699][ T32] r4:85283c80 [ 1342.023762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.023866][ T32] r10:00000000 r9:85283c80 r8:8027ecf4 r7:eaf71e60 r6:85283d00 r5:851c6c00 [ 1342.023923][ T32] r4:00000001 [ 1342.023969][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.024061][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1342.024170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.024252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.024352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.024472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.024552][ T32] r4:85288280 [ 1342.046208][ T32] INFO: task kworker/0:379:4537 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.046424][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.046635][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.046947][ T32] Call trace: [ 1342.047057][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.047187][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.047286][ T32] r4:00000000 [ 1342.047346][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.047520][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.047647][ T32] 9d20: 97f7a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.047727][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.047788][ T32] 9d60: 80000013 ffffffff [ 1342.047861][ T32] r5:80000013 r4:80239bb0 [ 1342.047919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.048160][ T32] r4:82ac21e4 [ 1342.048239][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.048367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.048430][ T32] r4:e8709dc0 [ 1342.048484][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.048605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.048681][ T32] r4:00000000 [ 1342.048735][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.048845][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.048900][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.049024][ T32] r5:00001000 r4:e0439000 [ 1342.049085][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.049237][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.049361][ T32] r5:85022b8c r4:85022800 [ 1342.049433][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.049551][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.049608][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.049716][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.049768][ T32] r4:84753f00 [ 1342.049822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.049949][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.050019][ T32] r4:00000001 [ 1342.050073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.050444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1342.051597][ T32] r5:84896c00 r4:829187f0 [ 1342.051648][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.051769][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.051883][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1342.051960][ T32] r4:00000000 [ 1342.052028][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.052142][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.052258][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.052384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa900 [ 1342.052464][ T32] r4:00000000 [ 1342.052520][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.052628][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1342.052681][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.052794][ T32] r5:00001000 r4:dfb5f000 [ 1342.052875][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.052972][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.053077][ T32] r5:8526af8c r4:8526ac00 [ 1342.053223][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.053334][ T32] r7:ddde2d40 r6:83018200 r5:8526af8c r4:850d7080 [ 1342.053389][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.053494][ T32] r10:61c88647 r9:84896c00 r8:850d70ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.053553][ T32] r4:850d7080 [ 1342.053600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.053705][ T32] r10:00000000 r9:850d7080 r8:8027ecf4 r7:eb001e60 r6:850d7100 r5:84896c00 [ 1342.053782][ T32] r4:00000001 [ 1342.053842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.053925][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1342.054013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.054085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.054164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.054238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.054292][ T32] r4:85286bc0 [ 1342.086934][ T32] INFO: task kworker/1:327:4538 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.087119][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.087301][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.087440][ T32] Call trace: [ 1342.087616][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.087744][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.087843][ T32] r4:00000000 [ 1342.087897][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.088261][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.088388][ T32] 9d20: 98207000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.088631][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.088697][ T32] 9d60: 80000013 ffffffff [ 1342.088752][ T32] r5:80000013 r4:80239bb0 [ 1342.088854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.088982][ T32] r4:82ac21e4 [ 1342.089050][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.089216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.089277][ T32] r4:e8709dc0 [ 1342.089409][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.089704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.089830][ T32] r4:00000000 [ 1342.089893][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.090006][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.090073][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.090212][ T32] r5:00001000 r4:e0439000 [ 1342.090274][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.090469][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.090593][ T32] r5:85022b8c r4:85022800 [ 1342.090650][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.090928][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.091047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.091190][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.091310][ T32] r4:84753f00 [ 1342.091367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.091610][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.091672][ T32] r4:00000001 [ 1342.091722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.091985][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.092067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.092215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.092889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.092972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.093041][ T32] r4:844bb800 [ 1342.093118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.093256][ T32] INFO: task kworker/1:328:4539 blocked for more than 468 seconds. [ 1342.093347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.093422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.093477][ T32] task:kworker/1:328 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.093630][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.093741][ T32] Call trace: [ 1342.093955][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.094107][ T32] r10:829187f4 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:84896000 [ 1342.094827][ T32] r4:84896000 [ 1342.116843][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.117021][ T32] r5:84896000 r4:829187f0 [ 1342.117359][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.117477][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.117586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1342.117642][ T32] r4:00000000 [ 1342.117689][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.117781][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.118010][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.118419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa800 [ 1342.118739][ T32] r4:00000000 [ 1342.118805][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.119050][ T32] r9:83018205 r8:84896000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.119116][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.119228][ T32] r5:00001000 r4:dfa5f000 [ 1342.119282][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.119378][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.119693][ T32] r5:8526ab8c r4:8526a800 [ 1342.119755][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.119869][ T32] r7:ddde2d40 r6:83018200 r5:8526ab8c r4:850d7180 [ 1342.119919][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.120030][ T32] r10:61c88647 r9:84896000 r8:850d71ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.120089][ T32] r4:850d7180 [ 1342.120867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.120988][ T32] r10:00000000 r9:850d7180 r8:8027ecf4 r7:eaf8de60 r6:850d7200 r5:84896000 [ 1342.121055][ T32] r4:00000001 [ 1342.121130][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.121304][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1342.121384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.121456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.121526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.121682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.122970][ T32] r4:85286bc0 [ 1342.123949][ T32] INFO: task kworker/1:328:4539 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.124367][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.148663][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.148962][ T32] Call trace: [ 1342.149059][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.149243][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.149316][ T32] r4:00000000 [ 1342.149364][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.149452][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.149521][ T32] 9d20: 984fe000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.149586][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.149672][ T32] 9d60: 80000013 ffffffff [ 1342.149752][ T32] r5:80000013 r4:80239bb0 [ 1342.149807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.149914][ T32] r4:82ac21e4 [ 1342.149959][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.150055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.150111][ T32] r4:e8709dc0 [ 1342.150162][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.150258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.150319][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.150472][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1342.150942][ T32] r5:85022b8c r4:85022800 [ 1342.150996][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.151120][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.151175][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.151285][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.151349][ T32] r4:84753f00 [ 1342.151423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.151542][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.151603][ T32] r4:00000001 [ 1342.151653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.151740][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.151807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.151881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.151950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.152032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.152092][ T32] r4:844bb800 [ 1342.152194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.152272][ T32] INFO: task kworker/0:380:4541 blocked for more than 468 seconds. [ 1342.152354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.152418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.152478][ T32] task:kworker/0:380 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.152634][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.152735][ T32] Call trace: [ 1342.152840][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.152956][ T32] r10:829187f4 r9:eb025d84 r8:00000002 r7:60000013 r6:eb025d8c r5:851cec00 [ 1342.153023][ T32] r4:851cec00 [ 1342.153074][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.153206][ T32] r5:851cec00 r4:829187f0 [ 1342.153259][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.153364][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.153479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1342.153539][ T32] r4:00000000 [ 1342.153591][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.153685][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.153796][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.153908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f13c0 [ 1342.153967][ T32] r4:00000000 [ 1342.154028][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.154157][ T32] r9:83018005 r8:851cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1342.154247][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.154359][ T32] r5:00001000 r4:e0581000 [ 1342.154431][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.154533][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.154682][ T32] r5:8520338c r4:85203000 [ 1342.173120][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.173319][ T32] r7:dddced40 r6:83018000 r5:8520338c r4:85283d80 [ 1342.173377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.173492][ T32] r10:61c88647 r9:851cec00 r8:85283dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.173587][ T32] r4:85283d80 [ 1342.173648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.173761][ T32] r10:00000000 r9:85283d80 r8:8027ecf4 r7:eb01de60 r6:850d7280 r5:851cec00 [ 1342.173838][ T32] r4:00000001 [ 1342.173900][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.173991][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1342.174079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.174152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.174217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.174289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.174344][ T32] r4:847f1580 [ 1342.183360][ T32] INFO: task kworker/0:380:4541 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.183549][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.183708][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.183882][ T32] Call trace: [ 1342.183966][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.184109][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.184181][ T32] r4:00000000 [ 1342.184273][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.184375][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.184450][ T32] 9d20: 987e9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.184517][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.184573][ T32] 9d60: 80000013 ffffffff [ 1342.184733][ T32] r5:80000013 r4:80239bb0 [ 1342.185518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.185690][ T32] r4:82ac21e4 [ 1342.185759][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.185869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.185922][ T32] r4:e8709dc0 [ 1342.185984][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.186130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.186201][ T32] r4:00000000 [ 1342.186279][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.186390][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.186441][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.186540][ T32] r5:00001000 r4:e0439000 [ 1342.186620][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.186742][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.186855][ T32] r5:85022b8c r4:85022800 [ 1342.186920][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.187037][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.187092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.187241][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.187321][ T32] r4:84753f00 [ 1342.187382][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.187521][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.187585][ T32] r4:00000001 [ 1342.187636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.187723][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.187804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.187881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.187964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.188045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.188114][ T32] r4:844bb800 [ 1342.188180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.188269][ T32] INFO: task kworker/0:381:4544 blocked for more than 468 seconds. [ 1342.188358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.188438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.188502][ T32] task:kworker/0:381 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.188638][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.188751][ T32] Call trace: [ 1342.188824][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.188936][ T32] r10:829187f4 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:852c1800 [ 1342.188994][ T32] r4:852c1800 [ 1342.189056][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.189191][ T32] r5:852c1800 r4:829187f0 [ 1342.189245][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.189366][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.189490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1342.189549][ T32] r4:00000000 [ 1342.189600][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.189691][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.189795][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.189913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc780 [ 1342.189988][ T32] r4:00000000 [ 1342.190072][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.190182][ T32] r9:83018005 r8:852c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.190251][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.190351][ T32] r5:00001000 r4:ea853000 [ 1342.190402][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.190508][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.190612][ T32] r5:8530438c r4:85304000 [ 1342.190656][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.190763][ T32] r7:dddced40 r6:83018000 r5:8530438c r4:85283e00 [ 1342.190814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.190977][ T32] r10:61c88647 r9:852c1800 r8:85283e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.191083][ T32] r4:85283e00 [ 1342.191146][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.191411][ T32] r10:00000000 r9:85283e00 r8:8027ecf4 r7:eb01de60 r6:850d7300 r5:852c1800 [ 1342.191479][ T32] r4:00000001 [ 1342.191529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.191609][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1342.191668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.191732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.191794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.191867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.191939][ T32] r4:850cc000 [ 1342.192765][ T32] INFO: task kworker/0:381:4544 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.192886][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.193035][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.193202][ T32] Call trace: [ 1342.193285][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.193394][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.193499][ T32] r4:00000000 [ 1342.193557][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.193647][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.193719][ T32] 9d20: 987e9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.193786][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.193855][ T32] 9d60: 80000013 ffffffff [ 1342.193922][ T32] r5:80000013 r4:80239bb0 [ 1342.193982][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.194144][ T32] r4:82ac21e4 [ 1342.194206][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.194310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.194455][ T32] r4:e8709dc0 [ 1342.194522][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.194621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.221808][ T32] r4:00000000 [ 1342.221969][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.222139][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.222203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.222318][ T32] r5:00001000 r4:e0439000 [ 1342.222374][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.222490][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.222593][ T32] r5:85022b8c r4:85022800 [ 1342.222675][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.222835][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.222899][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.223020][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.223098][ T32] r4:84753f00 [ 1342.223151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.223260][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.223341][ T32] r4:00000001 [ 1342.223396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.223482][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.223549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.223633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.223696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.223768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.223825][ T32] r4:844bb800 [ 1342.223899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.223974][ T32] INFO: task kworker/0:382:4545 blocked for more than 468 seconds. [ 1342.224064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.224128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.224198][ T32] task:kworker/0:382 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.224350][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.224453][ T32] Call trace: [ 1342.224528][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.224642][ T32] r10:829187f4 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:85338000 [ 1342.238981][ T32] r4:85338000 [ 1342.239157][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.239377][ T32] r5:85338000 r4:829187f0 [ 1342.239457][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.239564][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.239687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1342.239752][ T32] r4:00000000 [ 1342.239802][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.239905][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.240004][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.240109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc300 [ 1342.240165][ T32] r4:00000000 [ 1342.240217][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.240373][ T32] r9:83018005 r8:85338000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1342.240448][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.240563][ T32] r5:00001000 r4:e062d000 [ 1342.240619][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.240716][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.240841][ T32] r5:85203b8c r4:85203800 [ 1342.240893][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.241026][ T32] r7:dddced40 r6:83018000 r5:85203b8c r4:85283e80 [ 1342.241084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.241214][ T32] r10:61c88647 r9:85338000 r8:85283eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.241271][ T32] r4:85283e80 [ 1342.241321][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.241424][ T32] r10:00000000 r9:85283e80 r8:8027ecf4 r7:eb031e60 r6:85283f00 r5:85338000 [ 1342.241478][ T32] r4:00000001 [ 1342.241551][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.241651][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1342.241737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.241869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.241944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.242060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.242132][ T32] r4:850cc000 [ 1342.242946][ T32] INFO: task kworker/0:382:4545 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.243052][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.243295][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.243468][ T32] Call trace: [ 1342.243603][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.243785][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.243876][ T32] r4:00000000 [ 1342.243986][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.244110][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.244190][ T32] 9d20: 98baa000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.244263][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.244328][ T32] 9d60: 80000013 ffffffff [ 1342.244389][ T32] r5:80000013 r4:80239bb0 [ 1342.244465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.244571][ T32] r4:82ac21e4 [ 1342.244627][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.265687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.265783][ T32] r4:e8709dc0 [ 1342.265832][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.265960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.266024][ T32] r4:00000000 [ 1342.266100][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.266214][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.266269][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.266397][ T32] r5:00001000 r4:e0439000 [ 1342.266452][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.266557][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.266662][ T32] r5:85022b8c r4:85022800 [ 1342.266717][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.266848][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.266909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.267026][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.267084][ T32] r4:84753f00 [ 1342.267135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.267247][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.267304][ T32] r4:00000001 [ 1342.267354][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.267436][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.267507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.267576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.267639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.267712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.267828][ T32] r4:844bb800 [ 1342.267912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.268031][ T32] INFO: task kworker/0:383:4548 blocked for more than 468 seconds. [ 1342.268117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.268225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.268347][ T32] task:kworker/0:383 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.268474][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.268575][ T32] Call trace: [ 1342.268722][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.268838][ T32] r10:829187f4 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:85338c00 [ 1342.268912][ T32] r4:85338c00 [ 1342.268981][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.269147][ T32] r5:85338c00 r4:829187f0 [ 1342.269199][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.269314][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.269429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1342.269480][ T32] r4:00000000 [ 1342.269531][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.269620][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.269726][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.269837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc480 [ 1342.269897][ T32] r4:00000000 [ 1342.269945][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.270084][ T32] r9:83018005 r8:85338c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1342.270171][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.270278][ T32] r5:00001000 r4:ea791000 [ 1342.270353][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.270450][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.270548][ T32] r5:85203f8c r4:85203c00 [ 1342.270599][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.270740][ T32] r7:dddced40 r6:83018000 r5:85203f8c r4:85283f80 [ 1342.270952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.271094][ T32] r10:61c88647 r9:85338c00 r8:85283fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.271152][ T32] r4:85283f80 [ 1342.271200][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.271305][ T32] r10:00000000 r9:85283f80 r8:8027ecf4 r7:eb031e60 r6:850d0000 r5:85338c00 [ 1342.271397][ T32] r4:00000001 [ 1342.271454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.271542][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1342.271608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.271727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.271817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.271894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.271952][ T32] r4:850cc280 [ 1342.272748][ T32] INFO: task kworker/0:383:4548 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.272849][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.272978][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.273126][ T32] Call trace: [ 1342.273207][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.273324][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.273381][ T32] r4:00000000 [ 1342.273427][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.273519][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.273585][ T32] 9d20: 98c85000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.273656][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.273715][ T32] 9d60: 80000013 ffffffff [ 1342.273776][ T32] r5:80000013 r4:80239bb0 [ 1342.273827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.273920][ T32] r4:82ac21e4 [ 1342.274012][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.274124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.274181][ T32] r4:e8709dc0 [ 1342.274231][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.274354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.274417][ T32] r4:00000000 [ 1342.274467][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.274579][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.274634][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.304018][ T32] r5:00001000 r4:e0439000 [ 1342.304140][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.304286][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.304397][ T32] r5:85022b8c r4:85022800 [ 1342.304451][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.304563][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.304616][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.315574][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.315719][ T32] r4:84753f00 [ 1342.315863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.316036][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.316182][ T32] r4:00000001 [ 1342.316243][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.316374][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.316531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.316612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.316676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.316854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.316919][ T32] r4:844bb800 [ 1342.316979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.317078][ T32] INFO: task kworker/0:384:4549 blocked for more than 468 seconds. [ 1342.317247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.317318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.317458][ T32] task:kworker/0:384 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.317784][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.317924][ T32] Call trace: [ 1342.318006][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.318135][ T32] r10:829187f4 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:85339800 [ 1342.318391][ T32] r4:85339800 [ 1342.318450][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.318543][ T32] r5:85339800 r4:829187f0 [ 1342.318591][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.318688][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.318795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1342.318851][ T32] r4:00000000 [ 1342.318981][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.319083][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.319177][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.319311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc640 [ 1342.319418][ T32] r4:00000000 [ 1342.319474][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.319640][ T32] r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1342.319852][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.319973][ T32] r5:00001000 r4:ea7d9000 [ 1342.320040][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.320132][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.320232][ T32] r5:841eff8c r4:841efc00 [ 1342.320282][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.320479][ T32] r7:dddced40 r6:83018000 r5:841eff8c r4:850d0080 [ 1342.320541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.320651][ T32] r10:61c88647 r9:85339800 r8:850d00ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.320706][ T32] r4:850d0080 [ 1342.320751][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.320848][ T32] r10:00000000 r9:850d0080 r8:8027ecf4 r7:eb031e60 r6:850d0100 r5:85339800 [ 1342.320932][ T32] r4:00000001 [ 1342.321050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.321216][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1342.321284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.321354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.321419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.321495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.321549][ T32] r4:850cc280 [ 1342.322403][ T32] INFO: task kworker/0:384:4549 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.322492][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.322637][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.322804][ T32] Call trace: [ 1342.322965][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.323134][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.323199][ T32] r4:00000000 [ 1342.323249][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.323375][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.323461][ T32] 9d20: 9920d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.323568][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.323637][ T32] 9d60: 80000013 ffffffff [ 1342.323699][ T32] r5:80000013 r4:80239bb0 [ 1342.323800][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.323911][ T32] r4:82ac21e4 [ 1342.323972][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.324077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.324131][ T32] r4:e8709dc0 [ 1342.324181][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.324282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.324339][ T32] r4:00000000 [ 1342.324389][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.324502][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.324564][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.324666][ T32] r5:00001000 r4:e0439000 [ 1342.345622][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.345860][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.345964][ T32] r5:85022b8c r4:85022800 [ 1342.346025][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.346157][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.346211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.346313][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.346363][ T32] r4:84753f00 [ 1342.346408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.346505][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.346571][ T32] r4:00000001 [ 1342.346621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.346702][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.346789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.346861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.346995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.347104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.347158][ T32] r4:844bb800 [ 1342.347232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.347306][ T32] INFO: task kworker/0:385:4553 blocked for more than 468 seconds. [ 1342.347383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.347439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.347490][ T32] task:kworker/0:385 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.347626][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.347740][ T32] Call trace: [ 1342.347829][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.347948][ T32] r10:829187f4 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:8533a400 [ 1342.348003][ T32] r4:8533a400 [ 1342.348062][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.348188][ T32] r5:8533a400 r4:829187f0 [ 1342.348289][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.348410][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.348519][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1342.348571][ T32] r4:00000000 [ 1342.348624][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.348715][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.348834][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.348951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc880 [ 1342.349015][ T32] r4:00000000 [ 1342.349067][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.349208][ T32] r9:83018005 r8:8533a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.349290][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.349395][ T32] r5:00001000 r4:ea8a3000 [ 1342.349449][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.349539][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.349639][ T32] r5:8530478c r4:85304400 [ 1342.349689][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.349794][ T32] r7:dddced40 r6:83018000 r5:8530478c r4:850d0180 [ 1342.349875][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.349990][ T32] r10:61c88647 r9:8533a400 r8:850d01ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.350059][ T32] r4:850d0180 [ 1342.350111][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.350218][ T32] r10:00000000 r9:850d0180 r8:8027ecf4 r7:eb031e60 r6:850d0200 r5:8533a400 [ 1342.350275][ T32] r4:00000001 [ 1342.350323][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.350409][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1342.350497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.350571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.350634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.350706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.350765][ T32] r4:850cc600 [ 1342.351616][ T32] INFO: task kworker/0:385:4553 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.351709][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.351844][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.351991][ T32] Call trace: [ 1342.352100][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.352221][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.352284][ T32] r4:00000000 [ 1342.352332][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.352452][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.352560][ T32] 9d20: 993bb000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.352644][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.352702][ T32] 9d60: 80000013 ffffffff [ 1342.352785][ T32] r5:80000013 r4:80239bb0 [ 1342.352884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.352985][ T32] r4:82ac21e4 [ 1342.353057][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.353189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.353325][ T32] r4:e8709dc0 [ 1342.353392][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.353523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.353582][ T32] r4:00000000 [ 1342.353637][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.353793][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.353855][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.353962][ T32] r5:00001000 r4:e0439000 [ 1342.354023][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.354113][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.354241][ T32] r5:85022b8c r4:85022800 [ 1342.354304][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.354409][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.354458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.354565][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.354620][ T32] r4:84753f00 [ 1342.378238][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.378496][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.378562][ T32] r4:00000001 [ 1342.378636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.378766][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.378854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.378940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.379031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.379123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.379196][ T32] r4:844bb800 [ 1342.379283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.379375][ T32] INFO: task kworker/0:386:4554 blocked for more than 468 seconds. [ 1342.379454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.379538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.379599][ T32] task:kworker/0:386 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.379740][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.379858][ T32] Call trace: [ 1342.379966][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.380105][ T32] r10:829187f4 r9:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:8533b000 [ 1342.380177][ T32] r4:8533b000 [ 1342.380245][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.380371][ T32] r5:8533b000 r4:829187f0 [ 1342.380430][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.380522][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.380641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1342.380730][ T32] r4:00000000 [ 1342.380791][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.380884][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.380974][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.381162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccc00 [ 1342.381232][ T32] r4:00000000 [ 1342.381320][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.381434][ T32] r9:83018005 r8:8533b000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1342.381490][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.381586][ T32] r5:00001000 r4:ea981000 [ 1342.381656][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.381751][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.381846][ T32] r5:85304f8c r4:85304c00 [ 1342.381947][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.382075][ T32] r7:dddced40 r6:83018000 r5:85304f8c r4:850d0280 [ 1342.382143][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.382247][ T32] r10:61c88647 r9:8533b000 r8:850d02ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.382311][ T32] r4:850d0280 [ 1342.382361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.382465][ T32] r10:00000000 r9:850d0280 r8:8027ecf4 r7:eb039e60 r6:850d0300 r5:8533b000 [ 1342.382525][ T32] r4:00000001 [ 1342.382576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.382656][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1342.382760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.382837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.382903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.382974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.383059][ T32] r4:850cc680 [ 1342.383894][ T32] INFO: task kworker/0:386:4554 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.383991][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.384201][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.384313][ T32] Call trace: [ 1342.384380][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.384489][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.384574][ T32] r4:00000000 [ 1342.384631][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.410541][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.410688][ T32] 9d20: 9987b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.410765][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.410829][ T32] 9d60: 80000013 ffffffff [ 1342.410969][ T32] r5:80000013 r4:80239bb0 [ 1342.411160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.411300][ T32] r4:82ac21e4 [ 1342.411352][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.411481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.411587][ T32] r4:e8709dc0 [ 1342.411642][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.411763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.411912][ T32] r4:00000000 [ 1342.411989][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.412121][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.412203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.412362][ T32] r5:00001000 r4:e0439000 [ 1342.412468][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.412567][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.412674][ T32] r5:85022b8c r4:85022800 [ 1342.412726][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.412866][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.412928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.413059][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.413148][ T32] r4:84753f00 [ 1342.413207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.413319][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.413376][ T32] r4:00000001 [ 1342.413455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.413546][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.413612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.413732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.413835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.413913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.413975][ T32] r4:844bb800 [ 1342.414046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.414119][ T32] INFO: task kworker/0:387:4555 blocked for more than 468 seconds. [ 1342.414197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.414253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.414313][ T32] task:kworker/0:387 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.414480][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.414621][ T32] Call trace: [ 1342.425548][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.425761][ T32] r10:829187f4 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:8533bc00 [ 1342.425826][ T32] r4:8533bc00 [ 1342.425880][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.425973][ T32] r5:8533bc00 r4:829187f0 [ 1342.426053][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.426188][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.426325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1342.426412][ T32] r4:00000000 [ 1342.426476][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.426567][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.426695][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.426802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cca40 [ 1342.426859][ T32] r4:00000000 [ 1342.426916][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.427040][ T32] r9:83018005 r8:8533bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.427103][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.427204][ T32] r5:00001000 r4:ea963000 [ 1342.427252][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.427350][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.427480][ T32] r5:85304b8c r4:85304800 [ 1342.427541][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.427655][ T32] r7:dddced40 r6:83018000 r5:85304b8c r4:850d0380 [ 1342.427711][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.427889][ T32] r10:61c88647 r9:8533bc00 r8:850d03ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.427963][ T32] r4:850d0380 [ 1342.428025][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.428141][ T32] r10:00000000 r9:850d0380 r8:8027ecf4 r7:eb049e60 r6:850d0400 r5:8533bc00 [ 1342.428229][ T32] r4:00000001 [ 1342.428286][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.428371][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1342.428446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.428519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.428586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.428686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.428751][ T32] r4:850cc680 [ 1342.429621][ T32] INFO: task kworker/0:387:4555 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.429726][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.429898][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.430035][ T32] Call trace: [ 1342.430162][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.430279][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.430377][ T32] r4:00000000 [ 1342.430439][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.430646][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.430758][ T32] 9d20: 9987b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.430837][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.430913][ T32] 9d60: 80000013 ffffffff [ 1342.430970][ T32] r5:80000013 r4:80239bb0 [ 1342.431033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.431168][ T32] r4:82ac21e4 [ 1342.431222][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.431359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.431420][ T32] r4:e8709dc0 [ 1342.431470][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.431644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.431741][ T32] r4:00000000 [ 1342.431799][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.431911][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.431963][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.432073][ T32] r5:00001000 r4:e0439000 [ 1342.432123][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.432218][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.432353][ T32] r5:85022b8c r4:85022800 [ 1342.432428][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.432572][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.432635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.432757][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.432822][ T32] r4:84753f00 [ 1342.432874][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.432981][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.433052][ T32] r4:00000001 [ 1342.433139][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.433292][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.433388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.433464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.433556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.433634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.433695][ T32] r4:844bb800 [ 1342.433752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.433850][ T32] INFO: task kworker/0:388:4558 blocked for more than 468 seconds. [ 1342.433969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.434054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.434107][ T32] task:kworker/0:388 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.434216][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.434384][ T32] Call trace: [ 1342.434461][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.434600][ T32] r10:829187f4 r9:eb04dd84 r8:00000002 r7:60000013 r6:eb04dd8c r5:8533c800 [ 1342.434662][ T32] r4:8533c800 [ 1342.434800][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.469254][ T32] r5:8533c800 r4:829187f0 [ 1342.469357][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.469501][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.469698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1342.469762][ T32] r4:00000000 [ 1342.469813][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.469922][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.470155][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.470268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d600 [ 1342.470331][ T32] r4:00000000 [ 1342.470571][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.470702][ T32] r9:83018005 r8:8533c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1342.470760][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.470859][ T32] r5:00001000 r4:ea9ef000 [ 1342.470940][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.471043][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.471378][ T32] r5:85305b8c r4:85305800 [ 1342.471448][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.471613][ T32] r7:dddced40 r6:83018000 r5:85305b8c r4:850d0480 [ 1342.471881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.472419][ T32] r10:61c88647 r9:8533c800 r8:850d04ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.472652][ T32] r4:850d0480 [ 1342.472880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.473037][ T32] r10:00000000 r9:850d0480 r8:8027ecf4 r7:eb049e60 r6:850d0500 r5:8533c800 [ 1342.473128][ T32] r4:00000001 [ 1342.473182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.473739][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1342.473826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.474030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.474184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.474264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.474323][ T32] r4:850cca80 [ 1342.486386][ T32] INFO: task kworker/0:388:4558 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.486574][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486830][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.486979][ T32] Call trace: [ 1342.487099][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.487299][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.487370][ T32] r4:00000000 [ 1342.487456][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.487564][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.487642][ T32] 9d20: 99e7c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.487712][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.487767][ T32] 9d60: 80000013 ffffffff [ 1342.487826][ T32] r5:80000013 r4:80239bb0 [ 1342.487877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.487975][ T32] r4:82ac21e4 [ 1342.488038][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.488133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.488190][ T32] r4:e8709dc0 [ 1342.488245][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.488394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.488459][ T32] r4:00000000 [ 1342.488601][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.488734][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.488790][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.488893][ T32] r5:00001000 r4:e0439000 [ 1342.488945][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.489195][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.489323][ T32] r5:85022b8c r4:85022800 [ 1342.489405][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.489565][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.489623][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.489729][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.489800][ T32] r4:84753f00 [ 1342.489851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.489955][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.490039][ T32] r4:00000001 [ 1342.490095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.490211][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.490287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.490355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.490421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.490500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.490593][ T32] r4:844bb800 [ 1342.490658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.490729][ T32] INFO: task kworker/0:389:4560 blocked for more than 469 seconds. [ 1342.490939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.491276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.491524][ T32] task:kworker/0:389 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.491642][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.491869][ T32] Call trace: [ 1342.492207][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.492327][ T32] r10:829187f4 r9:eb055d84 r8:00000002 r7:60000013 r6:eb055d8c r5:8533d400 [ 1342.492379][ T32] r4:8533d400 [ 1342.492503][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.492705][ T32] r5:8533d400 r4:829187f0 [ 1342.492819][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.493011][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.493147][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1342.493201][ T32] r4:00000000 [ 1342.493251][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.493342][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.493428][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.493532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccd40 [ 1342.493964][ T32] r4:00000000 [ 1342.494318][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.494507][ T32] r9:83018005 r8:8533d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1342.494571][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.494672][ T32] r5:00001000 r4:ea9a7000 [ 1342.494904][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.526901][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.527424][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.527762][ T32] r10:61c88647 r9:8533d400 r8:850d05ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.527818][ T32] r4:850d0580 [ 1342.527863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.528042][ T32] r10:00000000 r9:850d0580 r8:8027ecf4 r7:eb04de60 r6:850d0600 r5:8533d400 [ 1342.528106][ T32] r4:00000001 [ 1342.528157][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.528289][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1342.528369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.528437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.528507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.528673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.528752][ T32] r4:850ccbc0 [ 1342.529587][ T32] INFO: task kworker/0:389:4560 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.529687][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.529855][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.530146][ T32] Call trace: [ 1342.530221][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.530344][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.530404][ T32] r4:00000000 [ 1342.530473][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.530566][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.530667][ T32] 9d20: 9a26e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.530746][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.530804][ T32] 9d60: 80000013 ffffffff [ 1342.530860][ T32] r5:80000013 r4:80239bb0 [ 1342.530964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.531078][ T32] r4:82ac21e4 [ 1342.531131][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.531292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.531530][ T32] r4:e8709dc0 [ 1342.531591][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.531695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.531756][ T32] r4:00000000 [ 1342.531850][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.531970][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.532032][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.532131][ T32] r5:00001000 r4:e0439000 [ 1342.532247][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.532346][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.532443][ T32] r5:85022b8c r4:85022800 [ 1342.532487][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.532589][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.532639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.532743][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.532844][ T32] r4:84753f00 [ 1342.532900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.533046][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.533129][ T32] r4:00000001 [ 1342.533182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.533270][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.533376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.533449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.533544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.533831][ T32] r4:844bb800 [ 1342.533883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.534002][ T32] INFO: task kworker/0:390:4562 blocked for more than 469 seconds. [ 1342.534094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.534152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.534266][ T32] task:kworker/0:390 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.534369][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.534509][ T32] Call trace: [ 1342.534581][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.534782][ T32] r10:829187f4 r9:eb05dd84 r8:00000002 r7:60000013 r6:eb05dd8c r5:8533e000 [ 1342.566178][ T32] r4:8533e000 [ 1342.566299][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.566437][ T32] r5:8533e000 r4:829187f0 [ 1342.566490][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.566588][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.566747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1342.566840][ T32] r4:00000000 [ 1342.566960][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.567067][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.567167][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.567266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cce80 [ 1342.567322][ T32] r4:00000000 [ 1342.567372][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.567479][ T32] r9:83018005 r8:8533e000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.567533][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.567636][ T32] r5:00001000 r4:ea9cd000 [ 1342.567685][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.567860][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.567967][ T32] r5:8530578c r4:85305400 [ 1342.568025][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.568130][ T32] r7:dddced40 r6:83018000 r5:8530578c r4:850d0680 [ 1342.568178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.568280][ T32] r10:61c88647 r9:8533e000 r8:850d06ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.568366][ T32] r4:850d0680 [ 1342.568419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.568603][ T32] r10:00000000 r9:850d0680 r8:8027ecf4 r7:eb04de60 r6:850d0700 r5:8533e000 [ 1342.568690][ T32] r4:00000001 [ 1342.568749][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.568841][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1342.568913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.569119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.569273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.569405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.569472][ T32] r4:850ccd00 [ 1342.570288][ T32] INFO: task kworker/0:390:4562 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.570453][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.570722][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.570967][ T32] Call trace: [ 1342.571157][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.571281][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.571420][ T32] r4:00000000 [ 1342.571483][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.571594][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.571669][ T32] 9d20: 9a643000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.571741][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.571883][ T32] 9d60: 80000013 ffffffff [ 1342.572125][ T32] r5:80000013 r4:80239bb0 [ 1342.572249][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.572359][ T32] r4:82ac21e4 [ 1342.572579][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.572694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.572783][ T32] r4:e8709dc0 [ 1342.573012][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.573224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.573757][ T32] r4:00000000 [ 1342.573820][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.573931][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.574235][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.574571][ T32] r5:00001000 r4:e0439000 [ 1342.574633][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.574875][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.605657][ T32] r5:85022b8c r4:85022800 [ 1342.605766][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.606013][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.606079][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.606190][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.606246][ T32] r4:84753f00 [ 1342.606295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.606530][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.606654][ T32] r4:00000001 [ 1342.606714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.606802][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.606874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.606943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.607019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.607097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.607156][ T32] r4:844bb800 [ 1342.607211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.607298][ T32] INFO: task kworker/0:391:4564 blocked for more than 469 seconds. [ 1342.607379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.607481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.607544][ T32] task:kworker/0:391 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.607887][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.608377][ T32] Call trace: [ 1342.608652][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.608767][ T32] r10:829187f4 r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:8533ec00 [ 1342.608826][ T32] r4:8533ec00 [ 1342.608875][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.608970][ T32] r5:8533ec00 r4:829187f0 [ 1342.609110][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.609239][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.609364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1342.609420][ T32] r4:00000000 [ 1342.609490][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.609585][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.609679][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.609778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290040 [ 1342.609940][ T32] r4:00000000 [ 1342.609999][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.610121][ T32] r9:83018005 r8:8533ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1342.610176][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.610271][ T32] r5:00001000 r4:eab33000 [ 1342.610322][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.610406][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.610535][ T32] r5:8530638c r4:85306000 [ 1342.610703][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.610813][ T32] r7:dddced40 r6:83018000 r5:8530638c r4:850d0780 [ 1342.610866][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.611074][ T32] r10:61c88647 r9:8533ec00 r8:850d07ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.611187][ T32] r4:850d0780 [ 1342.611246][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1342.611602][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.613117][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.660204][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.660423][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1342.660849][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.661729][ T32] r4:84753f00 ** 2 printk messages dropped ** [ 1342.661924][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.662316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1342.662791][ T32] task:kworker/0:392 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.662995][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.663678][ T32] Call trace: [ 1342.663832][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.663929][ T32] r10:829187f4 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:84980000 [ 1342.664015][ T32] r4:84980000 [ 1342.664127][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.664473][ T32] r5:84980000 r4:829187f0 [ 1342.664582][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.664836][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.676417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1342.676538][ T32] r4:00000000 [ 1342.676620][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.676750][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.676846][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.676949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282d40 [ 1342.677008][ T32] r4:00000000 [ 1342.677054][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.677214][ T32] r9:83018005 r8:84980000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.677268][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.677382][ T32] r5:00001000 r4:eaad7000 [ 1342.677435][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.677524][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.677617][ T32] r5:85305f8c r4:85305c00 [ 1342.677668][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.677777][ T32] r7:dddced40 r6:83018000 r5:85305f8c r4:850d0880 [ 1342.677827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.677932][ T32] r10:61c88647 r9:84980000 r8:850d08ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.678006][ T32] r4:850d0880 [ 1342.678061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.678168][ T32] r10:00000000 r9:850d0880 r8:8027ecf4 r7:eb061e60 r6:850d0900 r5:84980000 [ 1342.678223][ T32] r4:00000001 [ 1342.678267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.678343][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1342.678434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.678500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.678653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.678742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.678799][ T32] r4:85290000 [ 1342.679572][ T32] INFO: task kworker/0:392:4566 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.679665][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.679867][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.680131][ T32] Call trace: [ 1342.680234][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.680353][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.680417][ T32] r4:00000000 [ 1342.680484][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.680583][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.680658][ T32] 9d20: 9afaa000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.680729][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.680804][ T32] 9d60: 80000013 ffffffff [ 1342.680884][ T32] r5:80000013 r4:80239bb0 [ 1342.680957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.681049][ T32] r4:82ac21e4 [ 1342.681200][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.681322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.681404][ T32] r4:e8709dc0 [ 1342.681473][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.681595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.681657][ T32] r4:00000000 [ 1342.681724][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.681858][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.681916][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.682007][ T32] r5:00001000 r4:e0439000 [ 1342.682056][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.682153][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.682244][ T32] r5:85022b8c r4:85022800 [ 1342.682314][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.682514][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.682571][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.682726][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.682808][ T32] r4:84753f00 [ 1342.682854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.682945][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.682993][ T32] r4:00000001 [ 1342.683093][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.683466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1342.683973][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.684521][ T32] r5:84980c00 r4:829187f0 [ 1342.684582][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.684671][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.709395][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.709983][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.710713][ T32] r10:61c88647 r9:84980c00 r8:850d09ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.710795][ T32] r4:850d0980 [ 1342.710846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.711057][ T32] r10:00000000 r9:850d0980 r8:8027ecf4 r7:eb061e60 r6:850d0a00 r5:84980c00 [ 1342.711123][ T32] r4:00000001 [ 1342.711524][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.711632][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1342.711706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.711806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.711878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.711959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.712043][ T32] r4:85290300 [ 1342.712880][ T32] INFO: task kworker/0:393:4568 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.713856][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.714167][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.714245][ T32] Call trace: [ 1342.714437][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.714499][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.714558][ T32] r4:00000000 [ 1342.714713][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.743836][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.744146][ T32] 9d20: 9b5bf000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.744188][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.744544][ T32] 9d60: 80000013 ffffffff [ 1342.744582][ T32] r5:80000013 r4:80239bb0 [ 1342.744993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.748894][ T32] r4:82ac21e4 [ 1342.748957][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.749073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.749390][ T32] r4:e8709dc0 [ 1342.749424][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.749669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.749699][ T32] r4:00000000 [ 1342.749722][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.749773][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.750018][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.750108][ T32] r5:00001000 r4:e0439000 [ 1342.750331][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.750389][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.750440][ T32] r5:85022b8c r4:85022800 [ 1342.750651][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.750756][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.750810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.750933][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.750983][ T32] r4:84753f00 [ 1342.751098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.751323][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.751395][ T32] r4:00000001 [ 1342.751531][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.751939][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.752066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.752109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.752145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.752178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1342.752529][ T32] INFO: task kworker/0:394:4570 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.754305][ T32] r4:84981800 ** 1 printk messages dropped ** [ 1342.754634][ T32] r5:84981800 r4:829187f0 [ 1342.754679][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.788204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 ** 4 printk messages dropped ** [ 1342.788757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290480 ** 8 printk messages dropped ** [ 1342.789538][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.790087][ T32] r4:00000001 [ 1342.790135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.790199][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1342.790236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.790268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.790296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.790360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.790395][ T32] r4:85290400 [ 1342.790861][ T32] INFO: task kworker/0:394:4570 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.790927][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.791150][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.791207][ T32] Call trace: [ 1342.791241][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.791294][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.791321][ T32] r4:00000000 [ 1342.791342][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.791384][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.791534][ T32] 9d20: 9bbce000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.791621][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.791710][ T32] 9d60: 80000013 ffffffff [ 1342.791771][ T32] r5:80000013 r4:80239bb0 [ 1342.791858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.792022][ T32] r4:82ac21e4 [ 1342.792119][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.792233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.792286][ T32] r4:e8709dc0 [ 1342.792333][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.792479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.792509][ T32] r4:00000000 [ 1342.792702][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.792771][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.792797][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.792918][ T32] r5:00001000 r4:e0439000 [ 1342.793019][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.793066][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.793197][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.794019][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 3 printk messages dropped ** [ 1342.794293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.794398][ T32] r4:844bb800 [ 1342.794598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.794663][ T32] INFO: task kworker/0:395:4572 blocked for more than 469 seconds. [ 1342.805522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.805647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.805696][ T32] task:kworker/0:395 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.806049][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.806265][ T32] Call trace: [ 1342.806308][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.806552][ T32] r10:829187f4 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:852c0c00 [ 1342.806584][ T32] r4:852c0c00 [ 1342.806647][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.806702][ T32] r5:852c0c00 r4:829187f0 [ 1342.806834][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.806884][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.806936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 1342.806960][ T32] r4:00000000 [ 1342.807021][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.807103][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.807161][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.807207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290680 [ 1342.807232][ T32] r4:00000000 [ 1342.807282][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.807376][ T32] r9:83018005 r8:852c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.807403][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.807480][ T32] r5:00001000 r4:ead15000 [ 1342.807505][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.807922][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.808868][ T32] r5:85306f8c r4:85306c00 [ 1342.808953][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.809208][ T32] r7:dddced40 r6:83018000 r5:85306f8c r4:850d0b80 [ 1342.809662][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.809967][ T32] r10:61c88647 r9:852c0c00 r8:850d0bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.810036][ T32] r4:850d0b80 [ 1342.810090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.810200][ T32] r10:00000000 r9:850d0b80 r8:8027ecf4 r7:eb06de60 r6:850d7380 r5:852c0c00 [ 1342.810252][ T32] r4:00000001 [ 1342.810301][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.810522][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 1342.810755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.811142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.811219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.811287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.811401][ T32] r4:85290200 [ 1342.812222][ T32] INFO: task kworker/0:395:4572 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1342.812313][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.812623][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.812742][ T32] Call trace: [ 1342.812923][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1342.813031][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1342.813134][ T32] r4:00000000 [ 1342.813249][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.813349][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.813480][ T32] 9d20: 9bbce000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 4 printk messages dropped ** [ 1342.813964][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.814256][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1342.814447][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.851076][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.851814][ T32] r4:84753f00 [ 1342.851965][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.852108][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.852169][ T32] r4:00000001 [ 1342.852220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.852362][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.852478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.852574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.852641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.852718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.852806][ T32] r4:844bb800 [ 1342.852872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.852941][ T32] INFO: task kworker/0:396:4574 blocked for more than 469 seconds. [ 1342.853155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.853261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.853322][ T32] task:kworker/0:396 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.853484][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.853627][ T32] Call trace: [ 1342.853786][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.853931][ T32] r10:829187f4 r9:eb089d84 r8:00000002 r7:60000013 r6:eb089d8c r5:852c3000 [ 1342.854060][ T32] r4:852c3000 [ 1342.854121][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.854220][ T32] r5:852c3000 r4:829187f0 [ 1342.854274][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.854400][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.854518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1342.854578][ T32] r4:00000000 [ 1342.854630][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.875533][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.875711][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1342.876153][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.876656][ T32] r7:dddced40 r6:83018000 r5:8530cb8c r4:850d0c00 ** 5 printk messages dropped ** [ 1342.877136][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.877490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.878912][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.879551][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1342.880296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.880366][ T32] r4:00000000 [ 1342.880416][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.880541][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.880601][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.880702][ T32] r5:00001000 r4:e0439000 [ 1342.880785][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.880877][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.880995][ T32] r5:85022b8c r4:85022800 [ 1342.881059][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.881210][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.881296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.881423][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.881546][ T32] r4:84753f00 [ 1342.881602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.881713][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.881767][ T32] r4:00000001 [ 1342.881816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.881901][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.881966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.882045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.882114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.882191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.882249][ T32] r4:844bb800 [ 1342.882356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.882457][ T32] INFO: task kworker/0:397:4575 blocked for more than 469 seconds. [ 1342.882609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.882682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.882736][ T32] task:kworker/0:397 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.882878][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.882983][ T32] Call trace: [ 1342.883107][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.883229][ T32] r10:829187f4 r9:eb08dd84 r8:00000002 r7:60000113 r6:eb08dd8c r5:852c3c00 [ 1342.883324][ T32] r4:852c3c00 [ 1342.883437][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.883591][ T32] r5:852c3c00 r4:829187f0 [ 1342.883646][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.883856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 ** 3 printk messages dropped ** [ 1342.884270][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1342.915749][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.916332][ T32] r10:61c88647 r9:852c3c00 r8:850d0cac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1342.916833][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.918118][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.918733][ T32] r4:00000000 [ 1342.918785][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.918879][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1342.918949][ T32] 9d20: 9c4c7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1342.919013][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1342.919078][ T32] 9d60: 80000013 ffffffff [ 1342.919138][ T32] r5:80000013 r4:80239bb0 [ 1342.919186][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.919339][ T32] r4:82ac21e4 [ 1342.919395][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.919529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1342.919593][ T32] r4:e8709dc0 [ 1342.919657][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.919756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1342.919808][ T32] r4:00000000 [ 1342.919853][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.919954][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.920039][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.920136][ T32] r5:00001000 r4:e0439000 [ 1342.920243][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.920336][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.920465][ T32] r5:85022b8c r4:85022800 [ 1342.920577][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.920685][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1342.920768][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.920907][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.920967][ T32] r4:84753f00 [ 1342.921011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.921199][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.921285][ T32] r4:00000001 [ 1342.921377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.921499][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.921570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.921634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.921726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.921799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.921911][ T32] r4:844bb800 [ 1342.921971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.922065][ T32] INFO: task kworker/0:398:4577 blocked for more than 469 seconds. [ 1342.922169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.922343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.922493][ T32] task:kworker/0:398 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.922677][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.922786][ T32] Call trace: [ 1342.922889][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1342.923156][ T32] r4:852c0000 ** 1 printk messages dropped ** [ 1342.923383][ T32] r5:852c0000 r4:829187f0 [ 1342.923438][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.923553][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.923662][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1342.923711][ T32] r4:00000000 [ 1342.923772][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.923875][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.923979][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.924316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290900 [ 1342.924364][ T32] r4:00000000 [ 1342.924814][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.959636][ T32] r9:83018005 r8:852c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1342.959703][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.959819][ T32] r5:00001000 r4:ead81000 [ 1342.959893][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1342.959944][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.960046][ T32] r5:8530778c r4:85307400 [ 1342.960133][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.960276][ T32] r7:dddced40 r6:83018000 r5:8530778c r4:850d0d00 [ 1342.960336][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.960541][ T32] r10:61c88647 r9:852c0000 r8:850d0d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.960706][ T32] r4:850d0d00 [ 1342.960798][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.961232][ T32] r10:00000000 r9:850d0d00 r8:8027ecf4 r7:eb089e60 r6:850d7500 r5:852c0000 [ 1342.961304][ T32] r4:00000001 [ 1342.961356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.961444][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1342.961545][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.961704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.963492][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 10 printk messages dropped ** [ 1342.985591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1342.986102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.986559][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1342.988495][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.988606][ T32] r4:84753f00 [ 1342.988672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.988793][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1342.988891][ T32] r4:00000001 [ 1342.988997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.989131][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1342.989219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.989320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.989383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.989505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.989634][ T32] r4:844bb800 [ 1342.989708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.989804][ T32] INFO: task kworker/0:399:4579 blocked for more than 469 seconds. [ 1342.989932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.990006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.990070][ T32] task:kworker/0:399 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.990280][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.990401][ T32] Call trace: [ 1342.990542][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1342.990672][ T32] r10:829187f4 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:852c5400 [ 1342.990737][ T32] r4:852c5400 [ 1342.990791][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1342.990929][ T32] r5:852c5400 r4:829187f0 [ 1342.991002][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.991150][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.991286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1342.991467][ T32] r4:00000000 [ 1342.991532][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1342.991637][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1342.991742][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1342.991861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290a40 [ 1342.991969][ T32] r4:00000000 [ 1342.992034][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1342.992194][ T32] r9:83018005 r8:852c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.992289][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.993165][ T32] r4:850d0d80 ** 6 printk messages dropped ** [ 1342.993779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.993847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.993948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.994040][ T32] r4:85290700 [ 1343.016034][ T32] INFO: task kworker/0:399:4579 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.016271][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016465][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.017232][ T32] 9d60: 80000013 ffffffff ** 8 printk messages dropped ** [ 1343.018283][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.019491][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 14 printk messages dropped ** [ 1343.020947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.021608][ T32] r5:852c4800 r4:829187f0 [ 1343.021672][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.022783][ T32] r5:00001000 r4:eadf1000 ** 9 printk messages dropped ** [ 1343.023550][ T32] r10:00000000 r9:850d0e00 r8:8027ecf4 r7:eb089e60 r6:850d7600 r5:852c4800 ** 16 printk messages dropped ** [ 1343.059454][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 3 printk messages dropped ** [ 1343.059894][ T32] r5:80000013 r4:80239bb0 [ 1343.059964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.060169][ T32] r4:82ac21e4 [ 1343.060223][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.060321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.060407][ T32] r4:e8709dc0 [ 1343.060475][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.060631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.060736][ T32] r4:00000000 [ 1343.060833][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.060962][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.061084][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.061227][ T32] r5:00001000 r4:e0439000 [ 1343.061294][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.061438][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.061558][ T32] r5:85022b8c r4:85022800 [ 1343.061609][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.061723][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.061969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.062095][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.062165][ T32] r4:84753f00 [ 1343.062276][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.062582][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.062784][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.063546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.081376][ T32] r5:852c2400 r4:829187f0 [ 1343.081439][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.081776][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.082723][ T32] r5:00001000 r4:eae09000 ** 9 printk messages dropped ** [ 1343.083691][ T32] r10:00000000 r9:850d0e80 r8:8027ecf4 r7:eb089e60 r6:850d7680 r5:852c2400 ** 13 printk messages dropped ** [ 1343.123199][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 16 printk messages dropped ** [ 1343.139328][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 14 printk messages dropped ** [ 1343.140674][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 14 printk messages dropped ** [ 1343.142234][ T32] r4:852c6000 ** 1 printk messages dropped ** [ 1343.142394][ T32] r5:852c6000 r4:829187f0 ** 6 printk messages dropped ** [ 1343.143089][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1343.143706][ T32] r5:00001000 r4:eae99000 [ 1343.143828][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.143963][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.144075][ T32] r5:8530c78c r4:8530c400 [ 1343.144153][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.144301][ T32] r7:dddced40 r6:83018000 r5:8530c78c r4:850d0f00 [ 1343.144360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.144463][ T32] r10:61c88647 r9:852c6000 r8:850d0f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.144526][ T32] r4:850d0f00 [ 1343.144632][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.167113][ T32] r10:00000000 r9:850d0f00 r8:8027ecf4 r7:eb089e60 r6:850d7700 r5:852c6000 [ 1343.167347][ T32] r4:00000001 [ 1343.167384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.167528][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1343.167606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.167643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.167674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.167784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.167814][ T32] r4:85290b40 [ 1343.168311][ T32] INFO: task kworker/0:402:4585 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.168359][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.168479][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.168610][ T32] Call trace: [ 1343.168648][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.168726][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.168819][ T32] r4:00000000 [ 1343.168845][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.168923][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.168970][ T32] 9d20: 9da2e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.169021][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.169053][ T32] 9d60: 80000013 ffffffff [ 1343.169080][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.169215][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.169433][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1343.169732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.170247][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.170795][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1343.171349][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 3 printk messages dropped ** [ 1343.171685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.172396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.173068][ T32] r5:852c6c00 r4:829187f0 [ 1343.173151][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.173296][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.173416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1343.173477][ T32] r4:00000000 [ 1343.173531][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.173631][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.173726][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.173942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288f40 [ 1343.174018][ T32] r4:00000000 [ 1343.174110][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.174223][ T32] r9:83018005 r8:852c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1343.174281][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.174412][ T32] r5:00001000 r4:eaf27000 [ 1343.174475][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.174571][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.174762][ T32] r5:8530cf8c r4:8530cc00 [ 1343.195715][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.195848][ T32] r7:dddced40 r6:83018000 r5:8530cf8c r4:850d0f80 [ 1343.195910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.196013][ T32] r10:61c88647 r9:852c6c00 r8:850d0fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.196045][ T32] r4:850d0f80 [ 1343.196091][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.196148][ T32] r10:00000000 r9:850d0f80 r8:8027ecf4 r7:eb089e60 r6:850d7780 r5:852c6c00 [ 1343.196379][ T32] r4:00000001 [ 1343.196408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.196509][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1343.196548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.196596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.196630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.196665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.197108][ T32] r4:85290d80 [ 1343.197655][ T32] INFO: task kworker/0:403:4587 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.198013][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.198145][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.198270][ T32] Call trace: [ 1343.198389][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.198494][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.198561][ T32] r4:00000000 [ 1343.198627][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.198710][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.198748][ T32] 9d20: 9dbde000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.198847][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.198884][ T32] 9d60: 80000013 ffffffff [ 1343.198914][ T32] r5:80000013 r4:80239bb0 [ 1343.198938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.199063][ T32] r4:82ac21e4 [ 1343.199205][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.199384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.199455][ T32] r4:e8709dc0 [ 1343.199509][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.199633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.199732][ T32] r4:00000000 [ 1343.199791][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.199945][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.200011][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.200115][ T32] r5:00001000 r4:e0439000 [ 1343.200209][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.200570][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.200677][ T32] r5:85022b8c r4:85022800 [ 1343.200732][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.200841][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.200896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.201010][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1343.201148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.201735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.203866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.204546][ T32] r4:852c8c00 [ 1343.204609][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1343.249041][ T32] r5:852c8c00 r4:829187f0 [ 1343.249215][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.249382][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.249489][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1343.249566][ T32] r4:00000000 [ 1343.249620][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.249756][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.249852][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.249948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4440 [ 1343.250026][ T32] r4:00000000 [ 1343.250080][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.250199][ T32] r9:83018005 r8:852c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1343.250307][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.250427][ T32] r5:00001000 r4:eaf4f000 [ 1343.250497][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.250602][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.250698][ T32] r5:8530db8c r4:8530d800 [ 1343.250749][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.250926][ T32] r7:dddced40 r6:83018000 r5:8530db8c r4:852a1000 [ 1343.250998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.251103][ T32] r10:61c88647 r9:852c8c00 r8:852a102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.251159][ T32] r4:852a1000 [ 1343.251280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.251419][ T32] r10:00000000 r9:852a1000 r8:8027ecf4 r7:eb0d9e60 r6:850d7800 r5:852c8c00 [ 1343.251590][ T32] r4:00000001 [ 1343.251702][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.251833][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1343.251916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.252024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.252195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.252313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.252563][ T32] r4:85288a40 [ 1343.253173][ T32] INFO: task kworker/0:404:4590 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.253275][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.253403][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.253533][ T32] Call trace: [ 1343.253606][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.253705][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.253796][ T32] r4:00000000 [ 1343.253829][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.253877][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.253942][ T32] 9d20: 9e181000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.254015][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.254047][ T32] 9d60: 80000013 ffffffff [ 1343.254094][ T32] r5:80000013 r4:80239bb0 [ 1343.254152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.254201][ T32] r4:82ac21e4 [ 1343.254228][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.254275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.254415][ T32] r4:e8709dc0 [ 1343.254442][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.254490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.254516][ T32] r4:00000000 [ 1343.254538][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.254616][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.254743][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.266734][ T32] r5:00001000 r4:e0439000 [ 1343.266917][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.267088][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.267193][ T32] r5:85022b8c r4:85022800 [ 1343.267247][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.267351][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.267444][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.267581][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.267646][ T32] r4:84753f00 [ 1343.267782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.267903][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.267970][ T32] r4:00000001 [ 1343.268022][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.268216][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.268517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.268605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.268676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.268786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.268857][ T32] r4:844bb800 [ 1343.268937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.269061][ T32] INFO: task kworker/0:405:4591 blocked for more than 469 seconds. [ 1343.269190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.269295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.270104][ T32] r4:852c9800 ** 1 printk messages dropped ** [ 1343.270252][ T32] r5:852c9800 r4:829187f0 [ 1343.270307][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.270401][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.270544][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1343.270645][ T32] r4:00000000 [ 1343.270703][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.270792][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.270914][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1343.271531][ T32] r5:00001000 r4:eaf35000 ** 12 printk messages dropped ** [ 1343.272521][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) ** 15 printk messages dropped ** [ 1343.310810][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 18 printk messages dropped ** [ 1343.312601][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 16 printk messages dropped ** [ 1343.326076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1343.327273][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.328332][ T32] r5:00001000 r4:eaf3f000 ** 10 printk messages dropped ** [ 1343.329813][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.330576][ T32] r4:852a4100 [ 1343.331421][ T32] INFO: task kworker/0:406:4593 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.331556][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.331701][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.331808][ T32] Call trace: [ 1343.331957][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.332077][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.332462][ T32] r4:00000000 [ 1343.332532][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.332656][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.332734][ T32] 9d20: 9e542000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.332805][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.332865][ T32] 9d60: 80000013 ffffffff [ 1343.332971][ T32] r5:80000013 r4:80239bb0 [ 1343.333036][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.333161][ T32] r4:82ac21e4 [ 1343.333214][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.333321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.333378][ T32] r4:e8709dc0 [ 1343.333432][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.333541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.333637][ T32] r4:00000000 [ 1343.333691][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.333842][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.333906][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.334090][ T32] r5:00001000 r4:e0439000 [ 1343.334168][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.334426][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.334556][ T32] r5:85022b8c r4:85022800 [ 1343.334609][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.371266][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.371422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.371587][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1343.371987][ T32] r4:00000001 ** 16 printk messages dropped ** [ 1343.373648][ T32] r4:852cbc00 ** 1 printk messages dropped ** [ 1343.373828][ T32] r5:852cbc00 r4:829187f0 ** 3 printk messages dropped ** [ 1343.374236][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.388691][ T32] r9:83018005 r8:852cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 12 printk messages dropped ** [ 1343.389595][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.389871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.390694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.391559][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 10 printk messages dropped ** [ 1343.392645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 18 printk messages dropped ** [ 1343.394263][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.404777][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.420109][ T32] Call trace: [ 1343.420241][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1343.420374][ T32] r10:829187f4 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:852cc800 [ 1343.420405][ T32] r4:852cc800 [ 1343.420429][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1343.420476][ T32] r5:852cc800 r4:829187f0 [ 1343.420498][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.420559][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.420619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1343.420643][ T32] r4:00000000 [ 1343.420665][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.420740][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.420799][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.420848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4240 [ 1343.420971][ T32] r4:00000000 [ 1343.420998][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.421053][ T32] r9:83018005 r8:852cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1343.421078][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.421228][ T32] r5:00001000 r4:eaf5d000 [ 1343.421282][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.422207][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.423755][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1343.437926][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1343.440957][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.442553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 ** 14 printk messages dropped ** [ 1343.444074][ T32] r7:dddced40 r6:83018000 r5:8530e38c r4:852a1280 ** 14 printk messages dropped ** [ 1343.479016][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1343.481211][ T32] r5:85022b8c r4:85022800 [ 1343.481273][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.481379][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.481449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.481555][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.481619][ T32] r4:84753f00 [ 1343.481665][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.481764][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.481817][ T32] r4:00000001 [ 1343.481890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.481978][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.482042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.482141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.482243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.482341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.482425][ T32] r4:844bb800 [ 1343.482485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.482557][ T32] INFO: task kworker/1:329:4605 blocked for more than 469 seconds. [ 1343.482641][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.483122][ T32] r10:829187f4 r9:eaffdd84 r8:00000002 r7:60000013 r6:eaffdd8c r5:852cec00 ** 2 printk messages dropped ** [ 1343.483253][ T32] r5:852cec00 r4:829187f0 ** 6 printk messages dropped ** [ 1343.483612][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1343.484080][ T32] r7:ddde2d40 r6:83018200 r5:8526b38c r4:850d7b00 ** 10 printk messages dropped ** [ 1343.484819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1343.498598][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1343.499160][ T32] r5:00001000 r4:e0439000 ** 13 printk messages dropped ** [ 1343.499744][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1343.500605][ T32] r5:852cd400 r4:829187f0 ** 5 printk messages dropped ** [ 1343.500807][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1343.502086][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.503121][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1343.535807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.535907][ T32] r4:00000000 [ 1343.535939][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.536075][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.536110][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.536170][ T32] r5:00001000 r4:e0439000 [ 1343.536195][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.536280][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.536343][ T32] r5:85022b8c r4:85022800 [ 1343.536396][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.536472][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.536529][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.536631][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.536709][ T32] r4:84753f00 [ 1343.536762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.536865][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.536921][ T32] r4:00000001 [ 1343.536965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.537053][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.537194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.537895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.537964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.538041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.538094][ T32] r4:844bb800 [ 1343.538156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.538362][ T32] INFO: task kworker/0:411:4607 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.539286][ T32] r4:84983000 ** 1 printk messages dropped ** [ 1343.539419][ T32] r5:84983000 r4:829187f0 ** 6 printk messages dropped ** [ 1343.539922][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1343.542184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.542303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.542428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.542465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.542548][ T32] r4:852a4680 [ 1343.543035][ T32] INFO: task kworker/0:411:4607 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.543079][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.543146][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.543227][ T32] Call trace: [ 1343.543366][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.543421][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.543531][ T32] r4:00000000 [ 1343.543567][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.543632][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.543669][ T32] 9d20: 9fab0000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 9 printk messages dropped ** [ 1343.544209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 15 printk messages dropped ** [ 1343.569263][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1343.570269][ T32] task:kworker/1:330 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.571270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 ** 13 printk messages dropped ** [ 1343.571973][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1343.573388][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1343.600655][ T32] r5:00001000 r4:e0439000 ** 15 printk messages dropped ** [ 1343.602269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.603494][ T32] r5:84985400 r4:829187f0 ** 5 printk messages dropped ** [ 1343.604020][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.604122][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.604288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aaf00 [ 1343.604369][ T32] r4:00000000 [ 1343.604438][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.604550][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1343.604628][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.620730][ T32] r5:00001000 r4:e04db000 [ 1343.620870][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.621033][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.621165][ T32] r5:8526bb8c r4:8526b800 [ 1343.621248][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.621395][ T32] r7:ddde2d40 r6:83018200 r5:8526bb8c r4:850d7d00 [ 1343.621460][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.621572][ T32] r10:61c88647 r9:84985400 r8:850d7d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.621629][ T32] r4:850d7d00 [ 1343.621682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.621785][ T32] r10:00000000 r9:850d7d00 r8:8027ecf4 r7:eb051e60 r6:852a1500 r5:84985400 ** 3 printk messages dropped ** [ 1343.622115][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.624361][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 8 printk messages dropped ** [ 1343.640411][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1343.640616][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.641580][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1343.642806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1343.644456][ T32] r5:84986000 r4:829187f0 [ 1343.644545][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.656596][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1343.657870][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1343.657970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.658069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.658154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.658242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.658300][ T32] r4:852a4900 [ 1343.659132][ T32] INFO: task kworker/0:412:4613 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.659258][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.659480][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.659636][ T32] Call trace: [ 1343.659724][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.659843][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.659923][ T32] r4:00000000 [ 1343.659983][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.660093][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.660171][ T32] 9d20: a0161000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.660258][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.660345][ T32] 9d60: 80000013 ffffffff [ 1343.660428][ T32] r5:80000013 r4:80239bb0 [ 1343.660484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1343.660775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 12 printk messages dropped ** [ 1343.662122][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 9 printk messages dropped ** [ 1343.663094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.664453][ T32] r4:84986c00 [ 1343.664509][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1343.664648][ T32] r5:84986c00 r4:829187f0 [ 1343.694362][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.695531][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.695703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1343.695785][ T32] r4:00000000 [ 1343.695841][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.695935][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.696035][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.696137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290fc0 [ 1343.696197][ T32] r4:00000000 [ 1343.696281][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.696420][ T32] r9:83018205 r8:84986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.696498][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.696614][ T32] r5:00001000 r4:ea92b000 [ 1343.696665][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.696757][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.696849][ T32] r5:847c538c r4:847c5000 [ 1343.696916][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.697048][ T32] r7:ddde2d40 r6:83018200 r5:847c538c r4:850d7d80 [ 1343.697125][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.697233][ T32] r10:61c88647 r9:84986c00 r8:850d7dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.697264][ T32] r4:850d7d80 [ 1343.697287][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.697480][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) ** 7 printk messages dropped ** [ 1343.698380][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.698845][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1343.699357][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.699666][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1343.699873][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1343.700129][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.700290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.700320][ T32] r4:844bb800 [ 1343.700396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.700437][ T32] INFO: task kworker/1:333:4617 blocked for more than 470 seconds. [ 1343.700491][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.700553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.700589][ T32] task:kworker/1:333 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.700696][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.700744][ T32] Call trace: [ 1343.700816][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1343.700870][ T32] r10:829187f4 r9:eb119d84 r8:00000002 r7:60000013 r6:eb119d8c r5:84983c00 [ 1343.700944][ T32] r4:84983c00 [ 1343.700997][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1343.701064][ T32] r5:84983c00 r4:829187f0 [ 1343.701120][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.701212][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.701292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1343.701322][ T32] r4:00000000 [ 1343.701363][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.701411][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.701479][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.701568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa440 [ 1343.701596][ T32] r4:00000000 [ 1343.701729][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.701909][ T32] r9:83018205 r8:84983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1343.701937][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.702019][ T32] r5:00001000 r4:ea781000 [ 1343.702078][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.702138][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.702227][ T32] r5:8526bf8c r4:8526bc00 [ 1343.702253][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.702336][ T32] r7:ddde2d40 r6:83018200 r5:8526bf8c r4:850d7e00 [ 1343.702395][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.702531][ T32] r10:61c88647 r9:84983c00 r8:850d7e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.702560][ T32] r4:850d7e00 [ 1343.702581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.702632][ T32] r10:00000000 r9:850d7e00 r8:8027ecf4 r7:eb11de60 r6:852a1700 r5:84983c00 [ 1343.702658][ T32] r4:00000001 [ 1343.702678][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.702713][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1343.702741][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.702772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.702834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.702870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.702961][ T32] r4:852aaf40 [ 1343.703253][ T32] INFO: task kworker/1:333:4617 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.703294][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.703425][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.703493][ T32] Call trace: [ 1343.703524][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.703576][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.703602][ T32] r4:00000000 [ 1343.703623][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.703679][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.703716][ T32] 9d20: a0333000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.703774][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.703806][ T32] 9d60: 80000013 ffffffff [ 1343.703833][ T32] r5:80000013 r4:80239bb0 [ 1343.703880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.703927][ T32] r4:82ac21e4 [ 1343.703977][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.704054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.704083][ T32] r4:e8709dc0 [ 1343.704128][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.704179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.704215][ T32] r4:00000000 [ 1343.704247][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.704299][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.704323][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.704391][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1343.704515][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1343.735635][ T32] r4:84753f00 [ 1343.735668][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.735784][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.735815][ T32] r4:00000001 [ 1343.735837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.735880][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.735915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.735948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.735977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.736165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.736586][ T32] r5:84982400 r4:829187f0 [ 1343.736609][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.736720][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.736903][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.737115][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.737855][ T32] r5:841d838c r4:841d8000 ** 4 printk messages dropped ** [ 1343.738253][ T32] r4:852a1780 ** 4 printk messages dropped ** [ 1343.738631][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) ** 2 printk messages dropped ** [ 1343.738844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.738877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.738901][ T32] r4:852a4b40 [ 1343.739501][ T32] INFO: task kworker/0:413:4620 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.739605][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.739781][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.739906][ T32] Call trace: [ 1343.740031][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.740148][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.740211][ T32] r4:00000000 [ 1343.740276][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.740378][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.740455][ T32] 9d20: a077e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.740527][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.740620][ T32] 9d60: 80000013 ffffffff [ 1343.740690][ T32] r5:80000013 r4:80239bb0 [ 1343.740759][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.740875][ T32] r4:82ac21e4 [ 1343.740956][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.741086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.741167][ T32] r4:e8709dc0 [ 1343.741255][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.741387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.741474][ T32] r4:00000000 [ 1343.741538][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.741657][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.741733][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.741795][ T32] r5:00001000 r4:e0439000 [ 1343.741819][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.742288][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1343.742875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.743480][ T32] task:kworker/1:334 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.744201][ T32] r5:8523c800 r4:829187f0 [ 1343.744266][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.744444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 ** 5 printk messages dropped ** [ 1343.776358][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.776829][ T32] r5:00001000 r4:eabe1000 [ 1343.776894][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.777001][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.777167][ T32] r5:8527438c r4:85274000 [ 1343.777258][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.777398][ T32] r7:ddde2d40 r6:83018200 r5:8527438c r4:850d7e80 [ 1343.777463][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.777587][ T32] r10:61c88647 r9:8523c800 r8:850d7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.777652][ T32] r4:850d7e80 [ 1343.777717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.777837][ T32] r10:00000000 r9:850d7e80 r8:8027ecf4 r7:eb11de60 r6:852a1880 r5:8523c800 [ 1343.777955][ T32] r4:00000001 [ 1343.778029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.778167][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1343.778277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.778360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.778462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.778560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.778643][ T32] r4:852aa200 [ 1343.779517][ T32] INFO: task kworker/1:334:4621 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.779636][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.779884][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.780009][ T32] Call trace: [ 1343.780121][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.780276][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.780337][ T32] r4:00000000 [ 1343.780409][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.780535][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.780617][ T32] 9d20: a09e1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.780700][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.780774][ T32] 9d60: 80000013 ffffffff [ 1343.780844][ T32] r5:80000013 r4:80239bb0 [ 1343.780906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.781026][ T32] r4:82ac21e4 [ 1343.781086][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.781280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.781356][ T32] r4:e8709dc0 [ 1343.781410][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.781526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.781619][ T32] r4:00000000 [ 1343.781683][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.781849][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.781914][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.782019][ T32] r5:00001000 r4:e0439000 [ 1343.782081][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.782211][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.782811][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1343.783295][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 6 printk messages dropped ** [ 1343.783833][ T32] INFO: task kworker/1:335:4623 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.816159][ T32] r5:85340000 r4:829187f0 [ 1343.816307][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.816433][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.816998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7480 ** 9 printk messages dropped ** [ 1343.818057][ T32] r7:ddde2d40 r6:83018200 r5:85274b8c r4:850d7f00 ** 5 printk messages dropped ** [ 1343.818700][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.819169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.819267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.819332][ T32] r4:852b7100 [ 1343.820189][ T32] INFO: task kworker/1:335:4623 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.820311][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.820546][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.820670][ T32] Call trace: [ 1343.820806][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.820977][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.821066][ T32] r4:00000000 [ 1343.821161][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.821301][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.821498][ T32] 9d20: a0a69000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.821596][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.821635][ T32] 9d60: 80000013 ffffffff [ 1343.821802][ T32] r5:80000013 r4:80239bb0 [ 1343.821830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.821877][ T32] r4:82ac21e4 [ 1343.821898][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.821945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.822185][ T32] r4:e8709dc0 [ 1343.822266][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.822404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.822510][ T32] r4:00000000 [ 1343.822605][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.822664][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.822967][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.823115][ T32] r5:00001000 r4:e0439000 [ 1343.823143][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.823189][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.823322][ T32] r5:85022b8c r4:85022800 ** 1 printk messages dropped ** [ 1343.823429][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1343.823828][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 8 printk messages dropped ** [ 1343.824259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.844635][ T32] r4:85340c00 ** 1 printk messages dropped ** [ 1343.845506][ T32] r5:85340c00 r4:829187f0 [ 1343.845587][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.845742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 ** 5 printk messages dropped ** [ 1343.846040][ T32] r4:00000000 [ 1343.846092][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.846166][ T32] r9:83018205 r8:85340c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.846203][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.846267][ T32] r5:00001000 r4:eac19000 [ 1343.846289][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.846359][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.846412][ T32] r5:8527478c r4:85274400 [ 1343.846435][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.846486][ T32] r7:ddde2d40 r6:83018200 r5:8527478c r4:850d7f80 [ 1343.846508][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.846556][ T32] r10:61c88647 r9:85340c00 r8:850d7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.846582][ T32] r4:850d7f80 [ 1343.846603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.846652][ T32] r10:00000000 r9:850d7f80 r8:8027ecf4 r7:eb12de60 r6:852a1980 r5:85340c00 [ 1343.846740][ T32] r4:00000001 [ 1343.846767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.846863][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1343.846913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.846953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.846983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.847016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.847040][ T32] r4:852b71c0 [ 1343.847531][ T32] INFO: task kworker/1:336:4625 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.847605][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.847737][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.847797][ T32] Call trace: [ 1343.847891][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.847990][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.848050][ T32] r4:00000000 [ 1343.848112][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.848209][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.848284][ T32] 9d20: a0c47000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.848346][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.848419][ T32] 9d60: 80000013 ffffffff [ 1343.848481][ T32] r5:80000013 r4:80239bb0 [ 1343.848527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.848613][ T32] r4:82ac21e4 [ 1343.848660][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.848756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.848809][ T32] r4:e8709dc0 [ 1343.848855][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.848947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.849032][ T32] r4:00000000 [ 1343.849081][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.849220][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.849297][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.849420][ T32] r5:00001000 r4:e0439000 [ 1343.849477][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.849567][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.849681][ T32] r5:85022b8c r4:85022800 [ 1343.849736][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.849856][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.849912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.850019][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.850090][ T32] r4:84753f00 [ 1343.850119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.850199][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.850236][ T32] r4:00000001 [ 1343.850261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.850302][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 1 printk messages dropped ** [ 1343.850444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.851031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.851740][ T32] r4:85341800 ** 1 printk messages dropped ** [ 1343.851857][ T32] r5:85341800 r4:829187f0 [ 1343.851879][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.851950][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.852185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1343.852286][ T32] r4:00000000 [ 1343.852389][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.852441][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.852569][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.852691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7300 [ 1343.852721][ T32] r4:00000000 [ 1343.852769][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.852834][ T32] r9:83018205 r8:85341800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1343.852864][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.852967][ T32] r5:00001000 r4:eac91000 [ 1343.853071][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.853159][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.853207][ T32] r5:85274f8c r4:85274c00 [ 1343.853237][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.853459][ T32] r7:ddde2d40 r6:83018200 r5:85274f8c r4:852b8000 [ 1343.853492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.853575][ T32] r10:61c88647 r9:85341800 r8:852b802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.853631][ T32] r4:852b8000 [ 1343.853656][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.853718][ T32] r10:00000000 r9:852b8000 r8:8027ecf4 r7:eb12de60 r6:852a1a00 r5:85341800 [ 1343.853772][ T32] r4:00000001 [ 1343.853798][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.853836][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1343.853883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.853920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.853949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.853981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.854034][ T32] r4:852b7300 [ 1343.854367][ T32] INFO: task kworker/1:337:4627 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.854452][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.854547][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.888890][ T32] Call trace: [ 1343.889011][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1343.889396][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 5 printk messages dropped ** [ 1343.889759][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.889925][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1343.890083][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.890428][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1343.890763][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1343.891242][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.891588][ T32] INFO: task kworker/1:338:4629 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1343.892103][ T32] r10:829187f4 r9:eb139d84 r8:00000002 r7:60000013 r6:eb139d8c r5:85342400 ** 2 printk messages dropped ** [ 1343.892290][ T32] r5:85342400 r4:829187f0 [ 1343.892328][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.892433][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.892493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 1343.892539][ T32] r4:00000000 [ 1343.892691][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.892740][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.892780][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.892881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7940 [ 1343.892911][ T32] r4:00000000 [ 1343.893112][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.893194][ T32] r9:83018205 r8:85342400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.893228][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.893304][ T32] r5:00001000 r4:eae65000 [ 1343.893330][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.893373][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.893418][ T32] r5:8527578c r4:85275400 [ 1343.893473][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.893528][ T32] r7:ddde2d40 r6:83018200 r5:8527578c r4:852b8080 [ 1343.893553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.893603][ T32] r10:61c88647 r9:85342400 r8:852b80ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.893627][ T32] r4:852b8080 [ 1343.893647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.893694][ T32] r10:00000000 r9:852b8080 r8:8027ecf4 r7:eb135e60 r6:852a1a80 r5:85342400 [ 1343.893717][ T32] r4:00000001 [ 1343.893737][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.893775][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1343.893845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.893951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.893998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.894032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.894055][ T32] r4:852b74c0 [ 1343.919836][ T32] INFO: task kworker/1:338:4629 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.920155][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.920387][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.920511][ T32] Call trace: [ 1343.920580][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.920708][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.920767][ T32] r4:00000000 [ 1343.920835][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.920935][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.921002][ T32] 9d20: a1320000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.921082][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.921158][ T32] 9d60: 80000013 ffffffff [ 1343.921205][ T32] r5:80000013 r4:80239bb0 [ 1343.921243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.921323][ T32] r4:82ac21e4 [ 1343.921363][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.921440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.921481][ T32] r4:e8709dc0 [ 1343.921576][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.921662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.921732][ T32] r4:00000000 [ 1343.921779][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.921880][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.921932][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.922039][ T32] r5:00001000 r4:e0439000 [ 1343.922083][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.922156][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.922233][ T32] r5:85022b8c r4:85022800 [ 1343.922274][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.922386][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.922441][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.922525][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1343.922638][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.923305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.924152][ T32] r4:85343000 ** 1 printk messages dropped ** [ 1343.924315][ T32] r5:85343000 r4:829187f0 [ 1343.924395][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.934469][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.935746][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.936500][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.936633][ T32] r5:8527538c r4:85275000 [ 1343.936704][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.936845][ T32] r7:ddde2d40 r6:83018200 r5:8527538c r4:852b8100 [ 1343.936908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.937053][ T32] r10:61c88647 r9:85343000 r8:852b812c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.937248][ T32] r4:852b8100 [ 1343.937336][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.937490][ T32] r10:00000000 r9:852b8100 r8:8027ecf4 r7:eb139e60 r6:852a1b00 r5:85343000 [ 1343.937570][ T32] r4:00000001 [ 1343.937629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.937726][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1343.937808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.937881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.937945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.938043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.938122][ T32] r4:852b7280 [ 1343.939121][ T32] INFO: task kworker/1:339:4630 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.939248][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.939424][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.939557][ T32] Call trace: [ 1343.939642][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.939784][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.939855][ T32] r4:00000000 [ 1343.939913][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.940025][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.940127][ T32] 9d20: a1320000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.940225][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.940312][ T32] 9d60: 80000013 ffffffff [ 1343.940390][ T32] r5:80000013 r4:80239bb0 [ 1343.940468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.940606][ T32] r4:82ac21e4 [ 1343.940686][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.940823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.940920][ T32] r4:e8709dc0 [ 1343.941000][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.941160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.941243][ T32] r4:00000000 [ 1343.941309][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.941425][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.941502][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.941612][ T32] r5:00001000 r4:e0439000 [ 1343.941664][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.941760][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.941865][ T32] r5:85022b8c r4:85022800 [ 1343.941966][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.942096][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.942163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.942277][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.942335][ T32] r4:84753f00 [ 1343.942384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.942498][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.942561][ T32] r4:00000001 [ 1343.942612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.942702][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.942761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.942831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.942887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.942952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.943033][ T32] r4:844bb800 [ 1343.943100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.943180][ T32] INFO: task kworker/0:414:4634 blocked for more than 470 seconds. [ 1343.943268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.943370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.943436][ T32] task:kworker/0:414 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.943972][ T32] r4:85343c00 ** 1 printk messages dropped ** [ 1343.944173][ T32] r5:85343c00 r4:829187f0 [ 1343.944251][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.944380][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.944524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1343.944593][ T32] r4:00000000 [ 1343.944652][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1343.974561][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1343.975411][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.975608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b5880 [ 1343.975683][ T32] r4:00000000 [ 1343.975736][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.975856][ T32] r9:83018005 r8:85343c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1343.975923][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.976057][ T32] r5:00001000 r4:eaff9000 [ 1343.976166][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.976285][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.976447][ T32] r5:8530f78c r4:8530f400 [ 1343.976523][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.976641][ T32] r7:dddced40 r6:83018000 r5:8530f78c r4:852a1b80 [ 1343.976700][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.976812][ T32] r10:61c88647 r9:85343c00 r8:852a1bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.976879][ T32] r4:852a1b80 [ 1343.976932][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.977116][ T32] r10:00000000 r9:852a1b80 r8:8027ecf4 r7:eb125e60 r6:852a1c00 r5:85343c00 [ 1343.977213][ T32] r4:00000001 [ 1343.977294][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.977394][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1343.977472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.977552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.977626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.977709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.977798][ T32] r4:852aaec0 [ 1343.978797][ T32] INFO: task kworker/0:414:4634 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1343.978921][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.979159][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.979289][ T32] Call trace: [ 1343.979414][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1343.979552][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1343.979627][ T32] r4:00000000 [ 1343.979683][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.979792][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1343.979901][ T32] 9d20: a150d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1343.980030][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1343.980115][ T32] 9d60: 80000013 ffffffff [ 1343.980183][ T32] r5:80000013 r4:80239bb0 [ 1343.980262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.980392][ T32] r4:82ac21e4 [ 1343.980452][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.980570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1343.980638][ T32] r4:e8709dc0 [ 1343.980716][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1343.980846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1343.980901][ T32] r4:00000000 [ 1343.980963][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1343.981158][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.981224][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.981333][ T32] r5:00001000 r4:e0439000 [ 1343.981394][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1343.981505][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.981613][ T32] r5:85022b8c r4:85022800 [ 1343.981676][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.981808][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1343.981873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.982026][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.982097][ T32] r4:84753f00 [ 1343.982178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.982301][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1343.982378][ T32] r4:00000001 [ 1343.982448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.982527][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1343.982608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.982682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.982750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.982846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.982914][ T32] r4:844bb800 [ 1343.982990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.983081][ T32] INFO: task kworker/1:340:4635 blocked for more than 470 seconds. [ 1343.983187][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.983256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.983322][ T32] task:kworker/1:340 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.983464][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.983593][ T32] Call trace: [ 1343.983681][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1343.983803][ T32] r10:829187f4 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:85344800 [ 1343.983869][ T32] r4:85344800 [ 1343.983953][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1343.984090][ T32] r5:85344800 r4:829187f0 [ 1343.984150][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.984302][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.984439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1343.984517][ T32] r4:00000000 [ 1343.984578][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.014428][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.015599][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.015759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7a80 [ 1344.015820][ T32] r4:00000000 [ 1344.015896][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.016056][ T32] r9:83018205 r8:85344800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1344.016120][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.016238][ T32] r5:00001000 r4:eae7b000 [ 1344.016321][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.016437][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.016571][ T32] r5:85275b8c r4:85275800 [ 1344.016633][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.016754][ T32] r7:ddde2d40 r6:83018200 r5:85275b8c r4:852b8180 [ 1344.016853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.017024][ T32] r10:61c88647 r9:85344800 r8:852b81ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.017197][ T32] r4:852b8180 [ 1344.017278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.017410][ T32] r10:00000000 r9:852b8180 r8:8027ecf4 r7:eb139e60 r6:852a1c80 r5:85344800 [ 1344.017505][ T32] r4:00000001 [ 1344.017556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.017651][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1344.017717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.017780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.017837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.017921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.017998][ T32] r4:852b77c0 [ 1344.018928][ T32] INFO: task kworker/1:340:4635 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.019073][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.019214][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.019327][ T32] Call trace: [ 1344.019439][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.019546][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.019603][ T32] r4:00000000 [ 1344.019654][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.019759][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.019859][ T32] 9d20: a1710000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.019945][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.020008][ T32] 9d60: 80000013 ffffffff [ 1344.020101][ T32] r5:80000013 r4:80239bb0 [ 1344.020158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.020254][ T32] r4:82ac21e4 [ 1344.020335][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.020454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.020535][ T32] r4:e8709dc0 [ 1344.020593][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.020718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.020794][ T32] r4:00000000 [ 1344.020859][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.020984][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.021051][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.021163][ T32] r5:00001000 r4:e0439000 [ 1344.021205][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.021334][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.021452][ T32] r5:85022b8c r4:85022800 [ 1344.021513][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.021616][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.021690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.021806][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.021877][ T32] r4:84753f00 [ 1344.021940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.022080][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.022139][ T32] r4:00000001 [ 1344.022214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.022337][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.022435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.022516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.022613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.022725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.022798][ T32] r4:844bb800 [ 1344.022877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.022995][ T32] INFO: task kworker/1:341:4637 blocked for more than 470 seconds. [ 1344.023105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.023211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.023277][ T32] task:kworker/1:341 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.023393][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.023484][ T32] Call trace: [ 1344.023595][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.023729][ T32] r10:829187f4 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:85346000 [ 1344.023812][ T32] r4:85346000 [ 1344.023901][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.024003][ T32] r5:85346000 r4:829187f0 [ 1344.024060][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.024158][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.024278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1344.024343][ T32] r4:00000000 [ 1344.024395][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.024523][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.024629][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.051128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7cc0 [ 1344.051258][ T32] r4:00000000 [ 1344.051326][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.051502][ T32] r9:83018205 r8:85346000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1344.051594][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.051719][ T32] r5:00001000 r4:eafa3000 [ 1344.051779][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.051913][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.052045][ T32] r5:8527638c r4:85276000 [ 1344.052135][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.052262][ T32] r7:ddde2d40 r6:83018200 r5:8527638c r4:852b8200 [ 1344.052352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.052477][ T32] r10:61c88647 r9:85346000 r8:852b822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.052550][ T32] r4:852b8200 [ 1344.052608][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.052731][ T32] r10:00000000 r9:852b8200 r8:8027ecf4 r7:eb145e60 r6:852a1d00 r5:85346000 [ 1344.052794][ T32] r4:00000001 [ 1344.052891][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.052997][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1344.053142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.053237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.053309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.053405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.053472][ T32] r4:852b7b40 [ 1344.054474][ T32] INFO: task kworker/1:341:4637 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.054580][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.075973][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.076298][ T32] Call trace: [ 1344.076389][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.076501][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.076550][ T32] r4:00000000 [ 1344.076615][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.076704][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.076768][ T32] 9d20: a1a3a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.076824][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.076900][ T32] 9d60: 80000013 ffffffff [ 1344.076970][ T32] r5:80000013 r4:80239bb0 [ 1344.077021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.077141][ T32] r4:82ac21e4 [ 1344.077193][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.077281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.077327][ T32] r4:e8709dc0 [ 1344.077399][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.077485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.077531][ T32] r4:00000000 [ 1344.077582][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.077672][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.077719][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.077806][ T32] r5:00001000 r4:e0439000 [ 1344.077849][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.077926][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.078028][ T32] r5:85022b8c r4:85022800 [ 1344.078081][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.078166][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.078240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.078332][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.078375][ T32] r4:84753f00 [ 1344.078414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.078519][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.078570][ T32] r4:00000001 [ 1344.078611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.078755][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.078814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.078871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.078928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.079105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.079157][ T32] r4:844bb800 [ 1344.079203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.079258][ T32] INFO: task kworker/1:342:4640 blocked for more than 470 seconds. [ 1344.079326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.079376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.079442][ T32] task:kworker/1:342 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.079548][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.079659][ T32] Call trace: [ 1344.079735][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.079857][ T32] r10:829187f4 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:85348c00 [ 1344.079913][ T32] r4:85348c00 [ 1344.079951][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.080106][ T32] r5:85348c00 r4:829187f0 [ 1344.080149][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.080249][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.080340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1344.080436][ T32] r4:00000000 [ 1344.080488][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.080560][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.080628][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.080948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7b40 [ 1344.081069][ T32] r4:00000000 [ 1344.081146][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.081412][ T32] r5:00001000 r4:eae8b000 ** 3 printk messages dropped ** [ 1344.081914][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.082548][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.082760][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.083929][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.084109][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.084351][ T32] Call trace: [ 1344.084449][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.084560][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.084613][ T32] r4:00000000 [ 1344.084798][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.104599][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.105718][ T32] 9d20: a1afe000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.105827][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.105898][ T32] 9d60: 80000013 ffffffff [ 1344.105977][ T32] r5:80000013 r4:80239bb0 [ 1344.106053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.106202][ T32] r4:82ac21e4 [ 1344.106256][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.106364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.106431][ T32] r4:e8709dc0 [ 1344.106490][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.106611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.106673][ T32] r4:00000000 [ 1344.106731][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.106848][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.106932][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.107073][ T32] r5:00001000 r4:e0439000 [ 1344.107125][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.107216][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.107315][ T32] r5:85022b8c r4:85022800 [ 1344.107365][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.107461][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.107518][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.107634][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.107711][ T32] r4:84753f00 [ 1344.107762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.107866][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.107926][ T32] r4:00000001 [ 1344.108005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.108171][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.108253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.108318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.108377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.108439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.108518][ T32] r4:844bb800 [ 1344.108574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.108635][ T32] INFO: task kworker/1:343:4642 blocked for more than 470 seconds. [ 1344.108702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.108778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.108827][ T32] task:kworker/1:343 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.108941][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.109058][ T32] Call trace: [ 1344.109215][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.109351][ T32] r10:829187f4 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:8534a400 [ 1344.109442][ T32] r4:8534a400 [ 1344.109523][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.109657][ T32] r5:8534a400 r4:829187f0 [ 1344.109725][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.109834][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.109959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1344.110061][ T32] r4:00000000 [ 1344.110127][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.110232][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.110339][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.110456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7e00 [ 1344.110545][ T32] r4:00000000 [ 1344.110644][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.110763][ T32] r9:83018205 r8:8534a400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.110814][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.110927][ T32] r5:00001000 r4:eafb7000 [ 1344.110970][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.111058][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.111141][ T32] r5:8527678c r4:85276400 [ 1344.111181][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.111271][ T32] r7:ddde2d40 r6:83018200 r5:8527678c r4:852b8380 [ 1344.111311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.111402][ T32] r10:61c88647 r9:8534a400 r8:852b83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.111451][ T32] r4:852b8380 [ 1344.111491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.111586][ T32] r10:00000000 r9:852b8380 r8:8027ecf4 r7:eb14de60 r6:852a1e00 r5:8534a400 [ 1344.111632][ T32] r4:00000001 [ 1344.111672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.111763][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1344.111826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.111889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.111944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.112075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.112171][ T32] r4:852b7c80 [ 1344.113339][ T32] INFO: task kworker/1:343:4642 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.113476][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.113972][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.114132][ T32] Call trace: [ 1344.114237][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.114360][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.114422][ T32] r4:00000000 [ 1344.114475][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.114593][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.114770][ T32] 9d20: a1afe000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.145948][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.146049][ T32] 9d60: 80000013 ffffffff [ 1344.146134][ T32] r5:80000013 r4:80239bb0 [ 1344.146187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.146310][ T32] r4:82ac21e4 [ 1344.146382][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.146477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.146526][ T32] r4:e8709dc0 [ 1344.146568][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.146657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.146705][ T32] r4:00000000 [ 1344.146768][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.146867][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.146911][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.147000][ T32] r5:00001000 r4:e0439000 [ 1344.147060][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.147156][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.147250][ T32] r5:85022b8c r4:85022800 [ 1344.147313][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.147414][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.147476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.147573][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.147618][ T32] r4:84753f00 [ 1344.147674][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.147773][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.147826][ T32] r4:00000001 [ 1344.147872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.147961][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.148031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.148092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.148234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.148330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.148407][ T32] r4:844bb800 [ 1344.148460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.148572][ T32] INFO: task kworker/1:344:4643 blocked for more than 470 seconds. [ 1344.148673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.148738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.148810][ T32] task:kworker/1:344 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.148961][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.149065][ T32] Call trace: [ 1344.149268][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.149384][ T32] r10:829187f4 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:852d1800 [ 1344.149434][ T32] r4:852d1800 [ 1344.149498][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.149641][ T32] r5:852d1800 r4:829187f0 [ 1344.149692][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.149783][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.149894][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1344.149946][ T32] r4:00000000 [ 1344.149988][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.150079][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.150217][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.150347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b73c0 [ 1344.150403][ T32] r4:00000000 [ 1344.150446][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.150560][ T32] r9:83018205 r8:852d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1344.150629][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.150719][ T32] r5:00001000 r4:eafd7000 [ 1344.150760][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.150834][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.150938][ T32] r5:85276f8c r4:85276c00 [ 1344.150996][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.151099][ T32] r7:ddde2d40 r6:83018200 r5:85276f8c r4:852b8300 [ 1344.151162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.151270][ T32] r10:61c88647 r9:852d1800 r8:852b832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.151321][ T32] r4:852b8300 [ 1344.151364][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.151477][ T32] r10:00000000 r9:852b8300 r8:8027ecf4 r7:eb161e60 r6:852b8400 r5:852d1800 [ 1344.151531][ T32] r4:00000001 [ 1344.151586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.151668][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1344.151740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.151809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.151897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.151977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.152075][ T32] r4:852b7c80 [ 1344.153052][ T32] INFO: task kworker/1:344:4643 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.153173][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.153352][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.153519][ T32] Call trace: [ 1344.153592][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.153693][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.153759][ T32] r4:00000000 [ 1344.153842][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.153931][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.153992][ T32] 9d20: a1efb000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.154121][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.154179][ T32] 9d60: 80000013 ffffffff [ 1344.154395][ T32] r5:80000013 r4:80239bb0 [ 1344.154452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.154564][ T32] r4:82ac21e4 [ 1344.154689][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.181278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.181396][ T32] r4:e8709dc0 [ 1344.181460][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.181602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.181654][ T32] r4:00000000 [ 1344.181698][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.181824][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.181897][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.182285][ T32] r5:85022b8c r4:85022800 ** 1 printk messages dropped ** [ 1344.182444][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.182509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.182611][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.182664][ T32] r4:84753f00 [ 1344.182722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.182820][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.182872][ T32] r4:00000001 [ 1344.182913][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.182991][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.183066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.183152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.183218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.183302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.183355][ T32] r4:844bb800 [ 1344.183427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.183496][ T32] INFO: task kworker/1:345:4645 blocked for more than 470 seconds. [ 1344.183564][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.183616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.183682][ T32] task:kworker/1:345 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.183838][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.183985][ T32] Call trace: [ 1344.184070][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.184177][ T32] r10:829187f4 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:852d0c00 [ 1344.184227][ T32] r4:852d0c00 [ 1344.184274][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.184367][ T32] r5:852d0c00 r4:829187f0 [ 1344.184412][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.184494][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.184595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1344.184722][ T32] r4:00000000 [ 1344.195783][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.195979][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.196102][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.196204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7ec0 [ 1344.196258][ T32] r4:00000000 [ 1344.196303][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.196403][ T32] r9:83018205 r8:852d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1344.196451][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.196543][ T32] r5:00001000 r4:eafc7000 [ 1344.196587][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.196846][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.197438][ T32] r10:00000000 r9:852b8480 r8:8027ecf4 r7:eb141e60 r6:852b8500 r5:852d0c00 ** 5 printk messages dropped ** [ 1344.197844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.198998][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.199879][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1344.200244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.200318][ T32] r4:e8709dc0 [ 1344.200366][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.200457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.200521][ T32] r4:00000000 [ 1344.200568][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.200683][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.200764][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.200873][ T32] r5:00001000 r4:e0439000 [ 1344.200923][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.201026][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.201147][ T32] r5:85022b8c r4:85022800 [ 1344.201193][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.201290][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.201340][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.201441][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.201520][ T32] r4:84753f00 [ 1344.201564][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.201674][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.201735][ T32] r4:00000001 [ 1344.201773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.201855][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.201936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.201993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.202052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.202105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.202145][ T32] r4:844bb800 [ 1344.202182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.202232][ T32] INFO: task kworker/1:346:4647 blocked for more than 470 seconds. [ 1344.202292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.202338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.202376][ T32] task:kworker/1:346 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.202499][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.202586][ T32] Call trace: [ 1344.202640][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.202722][ T32] r10:829187f4 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:852d3000 [ 1344.202764][ T32] r4:852d3000 [ 1344.202799][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.202888][ T32] r5:852d3000 r4:829187f0 [ 1344.202955][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.203040][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.203132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1344.203235][ T32] r4:00000000 [ 1344.203278][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.203364][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1344.203558][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.204003][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.227857][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.228120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.229158][ T32] Call trace: ** 7 printk messages dropped ** [ 1344.229484][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1344.229821][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1344.230004][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.230500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.230783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.230807][ T32] r4:844bb800 [ 1344.231019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.231062][ T32] INFO: task kworker/1:347:4649 blocked for more than 470 seconds. [ 1344.231102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.231130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.231153][ T32] task:kworker/1:347 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.231201][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.231246][ T32] Call trace: [ 1344.231330][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.231387][ T32] r10:829187f4 r9:eb169d84 r8:00000002 r7:60000013 r6:eb169d8c r5:852d3c00 [ 1344.231412][ T32] r4:852d3c00 [ 1344.231434][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.231506][ T32] r5:852d3c00 r4:829187f0 [ 1344.231581][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.231674][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.231818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1344.231883][ T32] r4:00000000 [ 1344.231928][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.232028][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.232130][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.232225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b14c0 [ 1344.232276][ T32] r4:00000000 [ 1344.232319][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.232430][ T32] r9:83018205 r8:852d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1344.232511][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.232603][ T32] r5:00001000 r4:eb0df000 [ 1344.232648][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.232730][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.232816][ T32] r5:8527778c r4:85277400 [ 1344.232863][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.232975][ T32] r7:ddde2d40 r6:83018200 r5:8527778c r4:852b8680 [ 1344.233050][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.233174][ T32] r10:61c88647 r9:852d3c00 r8:852b86ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.233201][ T32] r4:852b8680 [ 1344.233249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.233310][ T32] r10:00000000 r9:852b8680 r8:8027ecf4 r7:eb149e60 r6:852b8700 r5:852d3c00 [ 1344.233335][ T32] r4:00000001 [ 1344.233356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.233419][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1344.233454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.233491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.233606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.233648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.233674][ T32] r4:852b1180 [ 1344.234036][ T32] INFO: task kworker/1:347:4649 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.234078][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.234235][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.234298][ T32] Call trace: [ 1344.234331][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.234409][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.234439][ T32] r4:00000000 [ 1344.234461][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.234504][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.234536][ T32] 9d20: a2336000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.234568][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.234806][ T32] 9d60: 80000013 ffffffff [ 1344.265938][ T32] r5:80000013 r4:80239bb0 [ 1344.266047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.266190][ T32] r4:82ac21e4 [ 1344.266240][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.266337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.266391][ T32] r4:e8709dc0 [ 1344.266458][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.266552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.266602][ T32] r4:00000000 [ 1344.266642][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.266735][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.266779][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.266869][ T32] r5:00001000 r4:e0439000 [ 1344.266932][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.267026][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.267132][ T32] r5:85022b8c r4:85022800 [ 1344.267227][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.267354][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.267429][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.267555][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.267605][ T32] r4:84753f00 [ 1344.267677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.267772][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.267837][ T32] r4:00000001 [ 1344.267881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.267955][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.268019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.268075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.268130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.268207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.268259][ T32] r4:844bb800 [ 1344.268314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.268398][ T32] INFO: task kworker/0:415:4652 blocked for more than 470 seconds. [ 1344.268465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.268534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.268581][ T32] task:kworker/0:415 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.268692][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.268841][ T32] Call trace: [ 1344.268939][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.269046][ T32] r10:829187f4 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:852d5400 [ 1344.269219][ T32] r4:852d5400 [ 1344.269282][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.269373][ T32] r5:852d5400 r4:829187f0 [ 1344.269432][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.269527][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.269619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1344.269664][ T32] r4:00000000 [ 1344.269719][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.269814][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.269945][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.270051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f040 ** 3 printk messages dropped ** [ 1344.270369][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.270826][ T32] r7:dddced40 r6:83018000 r5:8530ff8c r4:852a1e80 ** 2 printk messages dropped ** [ 1344.271127][ T32] r4:852a1e80 [ 1344.271190][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.271287][ T32] r10:00000000 r9:852a1e80 r8:8027ecf4 r7:eb125e60 r6:852b8780 r5:852d5400 [ 1344.271341][ T32] r4:00000001 [ 1344.271402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.271525][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1344.271587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.271648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.271726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.271803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.271910][ T32] r4:852b5700 [ 1344.272817][ T32] INFO: task kworker/0:415:4652 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.272917][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.273062][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.273218][ T32] Call trace: [ 1344.273289][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.273407][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.273550][ T32] r4:00000000 [ 1344.273624][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.273719][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.273787][ T32] 9d20: a2757000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.273851][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.273921][ T32] 9d60: 80000013 ffffffff [ 1344.273979][ T32] r5:80000013 r4:80239bb0 [ 1344.274054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.274163][ T32] r4:82ac21e4 [ 1344.274227][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.274334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.274404][ T32] r4:e8709dc0 [ 1344.274460][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.274559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.274616][ T32] r4:00000000 [ 1344.296375][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.296687][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.296795][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.296906][ T32] r5:00001000 r4:e0439000 [ 1344.296958][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.297062][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.297194][ T32] r5:85022b8c r4:85022800 [ 1344.297247][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.297380][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.297442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.297544][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.297603][ T32] r4:84753f00 [ 1344.297653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.297758][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.297813][ T32] r4:00000001 [ 1344.297896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.298006][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.298103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.298177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.298241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.298355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1344.298733][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.299561][ T32] r4:852d4800 ** 1 printk messages dropped ** [ 1344.299727][ T32] r5:852d4800 r4:829187f0 [ 1344.299781][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.299943][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.300068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1344.300125][ T32] r4:00000000 [ 1344.300174][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.300263][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.300352][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.300488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1700 [ 1344.300623][ T32] r4:00000000 [ 1344.300684][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.300794][ T32] r9:83018205 r8:852d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1344.300848][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.300945][ T32] r5:00001000 r4:eb17b000 [ 1344.300993][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.301145][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.301245][ T32] r5:85277b8c r4:85277800 [ 1344.301295][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.301459][ T32] r7:ddde2d40 r6:83018200 r5:85277b8c r4:852b8800 [ 1344.301532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.301643][ T32] r10:61c88647 r9:852d4800 r8:852b882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.301703][ T32] r4:852b8800 [ 1344.301840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.301958][ T32] r10:00000000 r9:852b8800 r8:8027ecf4 r7:eb169e60 r6:852a1f00 r5:852d4800 [ 1344.302034][ T32] r4:00000001 [ 1344.302084][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.302200][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1344.302303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.302384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.302454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.302565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.302698][ T32] r4:852b1280 [ 1344.303687][ T32] INFO: task kworker/1:348:4653 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.303785][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.304116][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.304280][ T32] Call trace: [ 1344.304359][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.304474][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.304576][ T32] r4:00000000 [ 1344.332586][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.332845][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.332941][ T32] 9d20: a2d94000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.333065][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.333215][ T32] 9d60: 80000013 ffffffff [ 1344.333292][ T32] r5:80000013 r4:80239bb0 [ 1344.333348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.333458][ T32] r4:82ac21e4 [ 1344.333512][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.333624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.333684][ T32] r4:e8709dc0 [ 1344.333739][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.333849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.333910][ T32] r4:00000000 [ 1344.334455][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.334585][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.334717][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.340899][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1344.341635][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1344.342494][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1344.343321][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.344017][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1344.370176][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.370660][ T32] r5:8534b000 r4:829187f0 [ 1344.370713][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.370853][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.371079][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.371629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1ac0 ** 2 printk messages dropped ** [ 1344.371912][ T32] r9:83018205 r8:8534b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.371965][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.372131][ T32] r5:00001000 r4:eb19f000 [ 1344.372198][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.372314][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.372501][ T32] r5:853a878c r4:853a8400 [ 1344.372562][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.372797][ T32] r7:ddde2d40 r6:83018200 r5:853a878c r4:852b8880 [ 1344.372997][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.373157][ T32] r10:61c88647 r9:8534b000 r8:852b88ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.373217][ T32] r4:852b8880 [ 1344.373306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.373474][ T32] r10:00000000 r9:852b8880 r8:8027ecf4 r7:eb179e60 r6:852a1f80 r5:8534b000 [ 1344.373537][ T32] r4:00000001 [ 1344.373772][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.373979][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1344.374157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.374237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.374306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.374379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.374433][ T32] r4:852b12c0 [ 1344.386180][ T32] INFO: task kworker/1:349:4655 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.386401][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.386602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.386746][ T32] Call trace: [ 1344.386828][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.386987][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.387096][ T32] r4:00000000 [ 1344.387157][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.387287][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.387392][ T32] 9d20: a30a4000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.387498][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.387567][ T32] 9d60: 80000013 ffffffff [ 1344.387630][ T32] r5:80000013 r4:80239bb0 [ 1344.387687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.387791][ T32] r4:82ac21e4 [ 1344.387843][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.387947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.388045][ T32] r4:e8709dc0 [ 1344.388107][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.388212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.388273][ T32] r4:00000000 [ 1344.388326][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.388439][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.388495][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.388594][ T32] r5:00001000 r4:e0439000 [ 1344.388693][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.389053][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.389567][ T32] r4:84753f00 [ 1344.389620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.389730][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.389786][ T32] r4:00000001 [ 1344.389866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.389960][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.390053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.390131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.390200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.390275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.390333][ T32] r4:844bb800 [ 1344.390385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.390610][ T32] INFO: task kworker/1:350:4657 blocked for more than 470 seconds. [ 1344.390834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.390962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.391072][ T32] task:kworker/1:350 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.391248][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.391456][ T32] Call trace: [ 1344.391547][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.391815][ T32] r10:829187f4 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:85349800 [ 1344.391933][ T32] r4:85349800 [ 1344.391994][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.392172][ T32] r5:85349800 r4:829187f0 [ 1344.392236][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.392339][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.392452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1344.392512][ T32] r4:00000000 [ 1344.392563][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.392658][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.392747][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.392874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1840 [ 1344.392961][ T32] r4:00000000 [ 1344.393050][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.393220][ T32] r9:83018205 r8:85349800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1344.393302][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.393406][ T32] r5:00001000 r4:eb183000 [ 1344.393472][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.393568][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.393716][ T32] r5:85277f8c r4:85277c00 [ 1344.393776][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.393920][ T32] r7:ddde2d40 r6:83018200 r5:85277f8c r4:852b8900 [ 1344.393979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.394120][ T32] r10:61c88647 r9:85349800 r8:852b892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.394217][ T32] r4:852b8900 [ 1344.394315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.394472][ T32] r10:00000000 r9:852b8900 r8:8027ecf4 r7:eb15de60 r6:852a5000 r5:85349800 [ 1344.394537][ T32] r4:00000001 [ 1344.394825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.431115][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1344.431237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.431311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.431376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.431456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.431590][ T32] r4:852b16c0 [ 1344.432605][ T32] INFO: task kworker/1:350:4657 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.432721][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.432955][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.433168][ T32] Call trace: [ 1344.433249][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.433379][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.433437][ T32] r4:00000000 [ 1344.433482][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.433738][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.433827][ T32] 9d20: a35c6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.433932][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.433997][ T32] 9d60: 80000013 ffffffff [ 1344.434138][ T32] r5:80000013 r4:80239bb0 [ 1344.434207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.434347][ T32] r4:82ac21e4 [ 1344.434401][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.434501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.434691][ T32] r4:e8709dc0 [ 1344.444371][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.444562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.445725][ T32] r4:00000000 [ 1344.445848][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.445973][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.446059][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.446167][ T32] r5:00001000 r4:e0439000 [ 1344.446250][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.446347][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.446440][ T32] r5:85022b8c r4:85022800 ** 1 printk messages dropped ** [ 1344.446651][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1344.447115][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.447747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.448953][ T32] r5:8534c800 r4:829187f0 [ 1344.449001][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.449130][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.449241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1344.449347][ T32] r4:00000000 [ 1344.449429][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.449524][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.449601][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.449690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1980 [ 1344.449746][ T32] r4:00000000 [ 1344.449792][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.449888][ T32] r9:83018205 r8:8534c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1344.449939][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.450048][ T32] r5:00001000 r4:eb18f000 [ 1344.450094][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.450180][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.450305][ T32] r5:853a838c r4:853a8000 [ 1344.450409][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.450513][ T32] r7:ddde2d40 r6:83018200 r5:853a838c r4:852b8980 [ 1344.450621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.450734][ T32] r10:61c88647 r9:8534c800 r8:852b89ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.450819][ T32] r4:852b8980 [ 1344.450869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.451052][ T32] r10:00000000 r9:852b8980 r8:8027ecf4 r7:eb15de60 r6:852a5080 r5:8534c800 [ 1344.451116][ T32] r4:00000001 [ 1344.451162][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.451248][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1344.451314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.451413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.451494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.451601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.451667][ T32] r4:852b1780 [ 1344.452632][ T32] INFO: task kworker/1:351:4659 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.452730][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.452928][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.453055][ T32] Call trace: [ 1344.453175][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.453292][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.453354][ T32] r4:00000000 [ 1344.453396][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.453481][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 7 printk messages dropped ** [ 1344.454313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 9 printk messages dropped ** [ 1344.485989][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.487240][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.487318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.487391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.487465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.487537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.487593][ T32] r4:844bb800 [ 1344.487650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.487721][ T32] INFO: task kworker/1:352:4661 blocked for more than 471 seconds. [ 1344.487799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.487971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.488046][ T32] task:kworker/1:352 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.488209][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.488348][ T32] Call trace: [ 1344.488438][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.488554][ T32] r10:829187f4 r9:eb1b5d84 r8:00000002 r7:60000013 r6:eb1b5d8c r5:8534bc00 [ 1344.488608][ T32] r4:8534bc00 [ 1344.488686][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.488795][ T32] r5:8534bc00 r4:829187f0 [ 1344.488853][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.488952][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.489077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1344.489159][ T32] r4:00000000 [ 1344.489210][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.489302][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.489408][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.489511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1bc0 [ 1344.489564][ T32] r4:00000000 [ 1344.489607][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.489703][ T32] r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1344.489754][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.489854][ T32] r5:00001000 r4:eb1ab000 ** 3 printk messages dropped ** [ 1344.490138][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.491374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.493281][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1344.494239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 11 printk messages dropped ** [ 1344.520407][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.521142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.522577][ T32] r5:8534ec00 r4:829187f0 [ 1344.522720][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.523045][ T32] r4:00000000 [ 1344.523131][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.523230][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.523327][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.523539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529d480 [ 1344.523603][ T32] r4:00000000 [ 1344.523742][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.523859][ T32] r9:83018205 r8:8534ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.523945][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.524065][ T32] r5:00001000 r4:dffb7000 [ 1344.524153][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.524258][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.524363][ T32] r5:853aa38c r4:853aa000 [ 1344.524415][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.524680][ T32] r7:ddde2d40 r6:83018200 r5:853aa38c r4:852b8a80 [ 1344.544346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.544591][ T32] r10:61c88647 r9:8534ec00 r8:852b8aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.550515][ T32] r4:852b8a80 [ 1344.550588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.550748][ T32] r10:00000000 r9:852b8a80 r8:8027ecf4 r7:eb1b5e60 r6:852a5180 r5:8534ec00 [ 1344.550814][ T32] r4:00000001 [ 1344.550926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.551056][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1344.551137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.551209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.551282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.551392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.551637][ T32] r4:852b1c00 [ 1344.552580][ T32] INFO: task kworker/1:353:4663 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.552682][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.552842][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.552955][ T32] Call trace: [ 1344.553206][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.553336][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.553407][ T32] r4:00000000 [ 1344.553478][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.553658][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.553775][ T32] 9d20: a3d5d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.553854][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.553986][ T32] 9d60: 80000013 ffffffff [ 1344.554061][ T32] r5:80000013 r4:80239bb0 [ 1344.554210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.554329][ T32] r4:82ac21e4 [ 1344.554423][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.554541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.569157][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1344.569710][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.570295][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.571622][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 6 printk messages dropped ** [ 1344.572389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1344.573260][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.573619][ T32] r5:8534d400 r4:829187f0 [ 1344.573727][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.574005][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.574291][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.574384][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.574488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1d40 [ 1344.574547][ T32] r4:00000000 [ 1344.574654][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.595891][ T32] r9:83018205 r8:8534d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1344.596035][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.596190][ T32] r5:00001000 r4:eb1bb000 [ 1344.596377][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.596485][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.596588][ T32] r5:853a8f8c r4:853a8c00 [ 1344.596694][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.596885][ T32] r7:ddde2d40 r6:83018200 r5:853a8f8c r4:852b8b00 [ 1344.597005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.597146][ T32] r10:61c88647 r9:8534d400 r8:852b8b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.597264][ T32] r4:852b8b00 [ 1344.597385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.597501][ T32] r10:00000000 r9:852b8b00 r8:8027ecf4 r7:eb1c1e60 r6:852a5200 r5:8534d400 [ 1344.597557][ T32] r4:00000001 [ 1344.597606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.597725][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1344.597803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.597928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.598039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.598119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.598173][ T32] r4:852b1c00 [ 1344.599167][ T32] INFO: task kworker/1:354:4664 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.599314][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.599578][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.599757][ T32] Call trace: [ 1344.599835][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.599952][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.600060][ T32] r4:00000000 [ 1344.600120][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.600214][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.600323][ T32] 9d20: a42b7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.600480][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.600564][ T32] 9d60: 80000013 ffffffff ** 2 printk messages dropped ** [ 1344.600883][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.601283][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1344.601612][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.602068][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1344.602840][ T32] r4:84753f00 ** 2 printk messages dropped ** [ 1344.603224][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.603729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1344.604308][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.626349][ T32] r5:85345400 r4:829187f0 [ 1344.626432][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.626569][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.626772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1344.626834][ T32] r4:00000000 [ 1344.626980][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.627083][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.627178][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.627275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1e80 [ 1344.627334][ T32] r4:00000000 [ 1344.627385][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.627668][ T32] r9:83018205 r8:85345400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1344.627772][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.627897][ T32] r5:00001000 r4:eb1cf000 [ 1344.627951][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.628057][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.628158][ T32] r5:853a938c r4:853a9000 [ 1344.628211][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.628322][ T32] r7:ddde2d40 r6:83018200 r5:853a938c r4:852b8b80 [ 1344.628377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.628486][ T32] r10:61c88647 r9:85345400 r8:852b8bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.628544][ T32] r4:852b8b80 [ 1344.628594][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.628780][ T32] r10:00000000 r9:852b8b80 r8:8027ecf4 r7:eb1c1e60 r6:852a5280 r5:85345400 [ 1344.628895][ T32] r4:00000001 [ 1344.628955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.629056][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1344.629478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.629583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.629655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.629730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.629790][ T32] r4:852b1a40 [ 1344.630756][ T32] INFO: task kworker/1:355:4667 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.630852][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.631132][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.631324][ T32] Call trace: [ 1344.631432][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.631557][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.631654][ T32] r4:00000000 [ 1344.631717][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.631811][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.631889][ T32] 9d20: a44b9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.631965][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.632087][ T32] 9d60: 80000013 ffffffff [ 1344.632161][ T32] r5:80000013 r4:80239bb0 [ 1344.632214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.632314][ T32] r4:82ac21e4 [ 1344.632369][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.632477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1344.632886][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.633503][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.634047][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1344.634521][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 4 printk messages dropped ** [ 1344.669393][ T32] r4:844bb800 ** 2 printk messages dropped ** [ 1344.669618][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1344.670463][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.671039][ T32] r5:8534e000 r4:829187f0 [ 1344.671119][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.671224][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.671345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1344.671400][ T32] r4:00000000 [ 1344.671452][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.671576][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.671678][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.671775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1f40 [ 1344.671830][ T32] r4:00000000 [ 1344.671877][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.671988][ T32] r9:83018205 r8:8534e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1344.672087][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.672226][ T32] r5:00001000 r4:eb1e3000 [ 1344.672285][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.672405][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.672513][ T32] r5:853a978c r4:853a9400 [ 1344.672604][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.672753][ T32] r7:ddde2d40 r6:83018200 r5:853a978c r4:852b8c00 [ 1344.672807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.672909][ T32] r10:61c88647 r9:8534e000 r8:852b8c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.672973][ T32] r4:852b8c00 [ 1344.673043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.673181][ T32] r10:00000000 r9:852b8c00 r8:8027ecf4 r7:eb1c1e60 r6:852a5300 r5:8534e000 [ 1344.673235][ T32] r4:00000001 [ 1344.673318][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.673411][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1344.673472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.673543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.673612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.673687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.673744][ T32] r4:852b1d00 [ 1344.695390][ T32] INFO: task kworker/1:356:4668 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.695654][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.695897][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.696051][ T32] Call trace: [ 1344.696128][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.696249][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.696364][ T32] r4:00000000 [ 1344.696696][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.696871][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.696953][ T32] 9d20: a4c28000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.697076][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.697181][ T32] 9d60: 80000013 ffffffff [ 1344.697245][ T32] r5:80000013 r4:80239bb0 [ 1344.697298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.697686][ T32] r4:82ac21e4 [ 1344.697758][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.697868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.697944][ T32] r4:e8709dc0 [ 1344.698005][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.698113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.698266][ T32] r4:00000000 [ 1344.698329][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.698442][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.698493][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.698589][ T32] r5:00001000 r4:e0439000 [ 1344.698672][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.698765][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.698910][ T32] r5:85022b8c r4:85022800 [ 1344.699131][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.699249][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.699305][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.699446][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.699562][ T32] r4:84753f00 [ 1344.699773][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.699879][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.699931][ T32] r4:00000001 [ 1344.700136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.700328][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.700404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.700475][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.700536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.700607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.700765][ T32] r4:844bb800 [ 1344.700831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.700982][ T32] INFO: task kworker/1:357:4670 blocked for more than 471 seconds. [ 1344.701079][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.701355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.701424][ T32] task:kworker/1:357 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.701776][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.701888][ T32] Call trace: [ 1344.701962][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.702200][ T32] r10:829187f4 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:85346c00 [ 1344.702833][ T32] r4:85346c00 [ 1344.702903][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.703004][ T32] r5:85346c00 r4:829187f0 [ 1344.703062][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.703462][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.703594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1344.703695][ T32] r4:00000000 [ 1344.703754][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.704128][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.704246][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.704348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529d040 [ 1344.704766][ T32] r4:00000000 [ 1344.730354][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.730563][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.730973][ T32] r10:61c88647 r9:85346c00 r8:852b8cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1344.731257][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.733135][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.733419][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.733486][ T32] r4:00000000 [ 1344.733511][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.733560][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.733592][ T32] 9d20: a4e22000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.733623][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.733648][ T32] 9d60: 80000013 ffffffff [ 1344.733672][ T32] r5:80000013 r4:80239bb0 [ 1344.733761][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.733809][ T32] r4:82ac21e4 [ 1344.734043][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.734096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.734120][ T32] r4:e8709dc0 [ 1344.734204][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.734254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.734284][ T32] r4:00000000 [ 1344.734331][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.734431][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.734458][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.734541][ T32] r5:00001000 r4:e0439000 [ 1344.734566][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.734609][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.734740][ T32] r5:85022b8c r4:85022800 [ 1344.748607][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.748752][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.748810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.748867][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.748967][ T32] r4:84753f00 [ 1344.748997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.749059][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.749087][ T32] r4:00000001 [ 1344.749150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.749224][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.749266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.749299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.749360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.749396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.749420][ T32] r4:844bb800 [ 1344.749445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.749478][ T32] INFO: task kworker/1:358:4672 blocked for more than 471 seconds. [ 1344.749512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.749566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.749593][ T32] task:kworker/1:358 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.749715][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.749943][ T32] r4:849f0c00 ** 1 printk messages dropped ** [ 1344.750040][ T32] r5:849f0c00 r4:829187f0 [ 1344.750061][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.750105][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.750269][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.750313][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.750359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529d300 [ 1344.750384][ T32] r4:00000000 [ 1344.750404][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.750493][ T32] r9:83018205 r8:849f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1344.750550][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.750634][ T32] r5:00001000 r4:eb203000 [ 1344.750661][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.750704][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.750795][ T32] r5:853a9f8c r4:853a9c00 [ 1344.750956][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.751020][ T32] r7:ddde2d40 r6:83018200 r5:853a9f8c r4:852b8d00 [ 1344.751045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.751097][ T32] r10:61c88647 r9:849f0c00 r8:852b8d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.751120][ T32] r4:852b8d00 [ 1344.751140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.751188][ T32] r10:00000000 r9:852b8d00 r8:8027ecf4 r7:eb1c1e60 r6:852a5400 r5:849f0c00 [ 1344.751279][ T32] r4:00000001 [ 1344.751469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.751536][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1344.751566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.751597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.751657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.751692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.751715][ T32] r4:8529d000 [ 1344.752349][ T32] INFO: task kworker/1:358:4672 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.752404][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.752467][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.752558][ T32] Call trace: [ 1344.752630][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.752689][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.752715][ T32] r4:00000000 [ 1344.752736][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.752777][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.752809][ T32] 9d20: a5532000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.752839][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.752864][ T32] 9d60: 80000013 ffffffff [ 1344.752956][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1344.753082][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1344.753199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1344.753445][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1344.754051][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1344.754276][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.775409][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.776098][ T32] r4:852d6c00 [ 1344.776125][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.776174][ T32] r5:852d6c00 r4:829187f0 [ 1344.776201][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.776359][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.776422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1344.776448][ T32] r4:00000000 [ 1344.776469][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.776510][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.776553][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.776623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f500 [ 1344.776652][ T32] r4:00000000 [ 1344.776717][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.776773][ T32] r9:83018005 r8:852d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.776796][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.776858][ T32] r5:00001000 r4:e05e3000 [ 1344.776918][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.776994][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.777051][ T32] r5:8532038c r4:85320000 [ 1344.777073][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.777174][ T32] r7:dddced40 r6:83018000 r5:8532038c r4:852a5480 [ 1344.777199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.777313][ T32] r10:61c88647 r9:852d6c00 r8:852a54ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.777346][ T32] r4:852a5480 [ 1344.777411][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.777474][ T32] r10:00000000 r9:852a5480 r8:8027ecf4 r7:eb125e60 r6:852b8d80 r5:852d6c00 [ 1344.777501][ T32] r4:00000001 [ 1344.777522][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.777560][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1344.777589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.777621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.777671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.777706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.777730][ T32] r4:8528f200 [ 1344.778332][ T32] INFO: task kworker/0:416:4677 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.778451][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.778586][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.778659][ T32] Call trace: [ 1344.778720][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.778781][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.778859][ T32] r4:00000000 [ 1344.778884][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.778952][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.779047][ T32] 9d20: a5b95000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.779082][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.779107][ T32] 9d60: 80000013 ffffffff [ 1344.779134][ T32] r5:80000013 r4:80239bb0 [ 1344.779154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.779284][ T32] r4:82ac21e4 [ 1344.779370][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.779425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.779450][ T32] r4:e8709dc0 [ 1344.779498][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.779549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.779621][ T32] r4:00000000 [ 1344.779654][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.779707][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.779745][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.779875][ T32] r5:00001000 r4:e0439000 [ 1344.779939][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.779987][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.780047][ T32] r5:85022b8c r4:85022800 [ 1344.780073][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.780123][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.780206][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.780332][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.780361][ T32] r4:84753f00 [ 1344.780381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.780500][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.780576][ T32] r4:00000001 [ 1344.780604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.780643][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.780670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.780700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.780727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.780792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.780854][ T32] r4:844bb800 [ 1344.780879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.780926][ T32] INFO: task kworker/1:359:4678 blocked for more than 471 seconds. [ 1344.781023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.781052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.781186][ T32] task:kworker/1:359 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.781249][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.781300][ T32] Call trace: [ 1344.781331][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.781416][ T32] r10:829187f4 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:852d6000 [ 1344.781564][ T32] r4:852d6000 [ 1344.781660][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.781711][ T32] r5:852d6000 r4:829187f0 [ 1344.781753][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.781799][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.781871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1344.781922][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.782015][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.782633][ T32] r5:00001000 r4:eb2a3000 ** 3 printk messages dropped ** [ 1344.782792][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.783178][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.783424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.784029][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.784576][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1344.806372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1344.806643][ T32] r4:00000000 [ 1344.806710][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.806952][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.807198][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.807297][ T32] r5:00001000 r4:e0439000 [ 1344.807500][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.808693][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.808788][ T32] r5:85022b8c r4:85022800 [ 1344.809108][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.809223][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.809273][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.809458][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.809646][ T32] r4:84753f00 [ 1344.809712][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.809851][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.809922][ T32] r4:00000001 [ 1344.809968][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.810146][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1344.810213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.810279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.810337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.810431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.810492][ T32] r4:844bb800 [ 1344.810545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.810614][ T32] INFO: task kworker/1:360:4679 blocked for more than 471 seconds. [ 1344.810723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.810789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.810839][ T32] task:kworker/1:360 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.811046][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.811173][ T32] Call trace: [ 1344.811259][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1344.811385][ T32] r10:829187f4 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:852d2400 [ 1344.811446][ T32] r4:852d2400 [ 1344.811531][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1344.811639][ T32] r5:852d2400 r4:829187f0 [ 1344.811691][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.811788][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.811965][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1344.812045][ T32] r4:00000000 [ 1344.812101][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.812194][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.812299][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.812410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369a40 [ 1344.812473][ T32] r4:00000000 [ 1344.812517][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.812613][ T32] r9:83018205 r8:852d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.812667][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.812770][ T32] r5:00001000 r4:eaf45000 [ 1344.812828][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.812940][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.813049][ T32] r5:853aa78c r4:853aa400 [ 1344.813132][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.813322][ T32] r7:ddde2d40 r6:83018200 r5:853aa78c r4:852b8f00 [ 1344.813377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.813477][ T32] r10:61c88647 r9:852d2400 r8:852b8f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.813566][ T32] r4:852b8f00 [ 1344.813617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.813722][ T32] r10:00000000 r9:852b8f00 r8:8027ecf4 r7:eb199e60 r6:852b8f80 r5:852d2400 [ 1344.813780][ T32] r4:00000001 [ 1344.813833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.813945][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1344.814017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.814081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.814143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.814246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.814327][ T32] r4:8529d3c0 [ 1344.856205][ T32] INFO: task kworker/1:360:4679 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.856423][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.856597][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.856771][ T32] Call trace: [ 1344.856907][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.857052][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.857141][ T32] r4:00000000 [ 1344.857204][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.857310][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.857395][ T32] 9d20: a6272000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.857496][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.857562][ T32] 9d60: 80000013 ffffffff [ 1344.857651][ T32] r5:80000013 r4:80239bb0 [ 1344.857705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.857786][ T32] r4:82ac21e4 [ 1344.857826][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.857910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.857986][ T32] r4:e8709dc0 [ 1344.858069][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.858183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.858245][ T32] r4:00000000 [ 1344.858305][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.858718][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1344.859101][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.860052][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 3 printk messages dropped ** [ 1344.860516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1344.861060][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.861832][ T32] r5:852d0000 r4:829187f0 [ 1344.861899][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.862023][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.862384][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.862485][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.862737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f600 [ 1344.862839][ T32] r4:00000000 [ 1344.862912][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.863032][ T32] r9:83018005 r8:852d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.863091][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.863205][ T32] r5:00001000 r4:e0663000 [ 1344.863292][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.863426][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.863533][ T32] r5:8532078c r4:85320400 [ 1344.863586][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.863712][ T32] r7:dddced40 r6:83018000 r5:8532078c r4:852a5500 [ 1344.863792][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.863904][ T32] r10:61c88647 r9:852d0000 r8:852a552c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.863993][ T32] r4:852a5500 [ 1344.864074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.864187][ T32] r10:00000000 r9:852a5500 r8:8027ecf4 r7:eb1fde60 r6:85297000 r5:852d0000 [ 1344.864250][ T32] r4:00000001 [ 1344.864323][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.864428][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1344.864502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.864575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.879555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.879732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.879811][ T32] r4:8528f540 [ 1344.880785][ T32] INFO: task kworker/0:417:4682 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.880887][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.881071][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.881251][ T32] Call trace: [ 1344.881346][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1344.881951][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1344.882782][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1344.883262][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1344.884007][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1344.884485][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.909119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.909648][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.910643][ T32] r4:852c8000 ** 1 printk messages dropped ** [ 1344.910834][ T32] r5:852c8000 r4:829187f0 [ 1344.910964][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.911205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 ** 5 printk messages dropped ** [ 1344.911702][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.912564][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.913267][ T32] r10:61c88647 r9:852c8000 r8:852a55ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1344.914047][ T32] r4:00000001 [ 1344.914127][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.914220][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1344.914279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.914450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.914536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.914663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.914789][ T32] r4:8528f340 [ 1344.928228][ T32] INFO: task kworker/0:418:4684 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.928325][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.928402][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.928523][ T32] Call trace: [ 1344.928593][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.928659][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.928721][ T32] r4:00000000 [ 1344.928811][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.928863][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.928898][ T32] 9d20: a6aca000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.928929][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.928965][ T32] 9d60: 80000013 ffffffff [ 1344.928996][ T32] r5:80000013 r4:80239bb0 [ 1344.929023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.929070][ T32] r4:82ac21e4 [ 1344.929151][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.929259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.929292][ T32] r4:e8709dc0 [ 1344.929350][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.929402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.929429][ T32] r4:00000000 [ 1344.929488][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.929579][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.929639][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.929695][ T32] r5:00001000 r4:e0439000 [ 1344.929718][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.929762][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.929806][ T32] r5:85022b8c r4:85022800 [ 1344.929827][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.929880][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1344.929902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.929950][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.929986][ T32] r4:84753f00 [ 1344.930032][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.930117][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1344.930145][ T32] r4:00000001 [ 1344.930199][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1344.930343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1344.931082][ T32] r5:852d8000 r4:829187f0 [ 1344.931139][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.931368][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1344.932037][ T32] r10:61c88647 r9:852d8000 r8:852a562c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1344.932925][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1344.933962][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1344.934344][ T32] r5:00001000 r4:e0439000 ** 9 printk messages dropped ** [ 1344.955411][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 13 printk messages dropped ** [ 1344.956681][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.957209][ T32] r5:852d9800 r4:829187f0 ** 3 printk messages dropped ** [ 1344.957404][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.957719][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.957913][ T32] r5:00001000 r4:ea97b000 [ 1344.957934][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.957974][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.958043][ T32] r5:8532178c r4:85321400 [ 1344.958089][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.958141][ T32] r7:dddced40 r6:83018000 r5:8532178c r4:852a5680 [ 1344.958162][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.958210][ T32] r10:61c88647 r9:852d9800 r8:852a56ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.958255][ T32] r4:852a5680 [ 1344.958302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.958354][ T32] r10:00000000 r9:852a5680 r8:8027ecf4 r7:eb0a5e60 r6:85297180 r5:852d9800 [ 1344.958417][ T32] r4:00000001 [ 1344.958457][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.958516][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1344.958560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.958593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.958623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.958678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.958705][ T32] r4:8528f700 [ 1344.959265][ T32] INFO: task kworker/0:420:4688 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1344.959339][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.959435][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.959489][ T32] Call trace: [ 1344.959558][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1344.959652][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1344.959700][ T32] r4:00000000 [ 1344.959759][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.959812][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1344.959919][ T32] 9d20: a6dd3000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1344.959957][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1344.960007][ T32] 9d60: 80000013 ffffffff [ 1344.960109][ T32] r5:80000013 r4:80239bb0 [ 1344.960140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.960217][ T32] r4:82ac21e4 [ 1344.960373][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.960457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1344.960515][ T32] r4:e8709dc0 [ 1344.960567][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.960683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1344.960738][ T32] r4:00000000 [ 1344.960781][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.960880][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1344.960948][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1344.961644][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.962620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.963200][ T32] task:kworker/0:421 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.963553][ T32] r5:852db000 r4:829187f0 ** 3 printk messages dropped ** [ 1344.963727][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.964062][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1344.986453][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.987621][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1344.988057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 10 printk messages dropped ** [ 1344.988635][ T32] r5:85022b8c r4:85022800 ** 7 printk messages dropped ** [ 1344.989045][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.989387][ T32] r4:844bb800 ** 7 printk messages dropped ** [ 1344.989728][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.989909][ T32] r5:852da400 r4:829187f0 [ 1344.989928][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.989970][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.990020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1344.990072][ T32] r4:00000000 [ 1344.990097][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1344.990140][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1344.990179][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1344.990223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fc80 [ 1344.990279][ T32] r4:00000000 [ 1344.990331][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1344.990399][ T32] r9:83018005 r8:852da400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1344.990430][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.990476][ T32] r5:00001000 r4:ea9ab000 [ 1344.990513][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1344.990558][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.990619][ T32] r5:85321b8c r4:85321800 [ 1344.990661][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.990713][ T32] r7:dddced40 r6:83018000 r5:85321b8c r4:852a5780 [ 1344.990734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.990812][ T32] r10:61c88647 r9:852da400 r8:852a57ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.990842][ T32] r4:852a5780 [ 1344.990937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.990992][ T32] r10:00000000 r9:852a5780 r8:8027ecf4 r7:eb211e60 r6:85297280 r5:852da400 [ 1344.991016][ T32] r4:00000001 [ 1344.991035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.991083][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1344.991124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.991161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.991229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.991891][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.992144][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 8 printk messages dropped ** [ 1344.992499][ T32] r4:e8709dc0 ** 6 printk messages dropped ** [ 1344.992835][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1344.993279][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1344.993879][ T32] INFO: task kworker/0:423:4696 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.994419][ T32] r5:852d8c00 r4:829187f0 [ 1344.994440][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.014448][ T32] r9:83018005 r8:852d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 12 printk messages dropped ** [ 1345.016027][ T32] r4:00000001 [ 1345.016052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.016091][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1345.016127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.016195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.016237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.016274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.016299][ T32] r4:8528fa80 [ 1345.016870][ T32] INFO: task kworker/0:423:4696 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.016957][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.017114][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.017230][ T32] Call trace: [ 1345.017310][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.017376][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.017418][ T32] r4:00000000 [ 1345.017441][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.017514][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.017580][ T32] 9d20: a7a1c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.017639][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.017707][ T32] 9d60: 80000013 ffffffff [ 1345.017762][ T32] r5:80000013 r4:80239bb0 [ 1345.017788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.017833][ T32] r4:82ac21e4 [ 1345.017882][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.017962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.017989][ T32] r4:e8709dc0 [ 1345.018045][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.018126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.018181][ T32] r4:00000000 [ 1345.018217][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.018312][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.018361][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.018441][ T32] r5:00001000 r4:e0439000 [ 1345.018463][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.018504][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.018596][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1345.019235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1345.019992][ T32] r5:852dc800 r4:829187f0 [ 1345.020015][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.020130][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.020342][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.020666][ T32] r5:8532238c r4:85322000 ** 7 printk messages dropped ** [ 1345.021053][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.021311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.022357][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1345.023003][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.023026][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.023070][ T32] r5:00001000 r4:e0439000 [ 1345.023118][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.023164][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.023254][ T32] r5:85022b8c r4:85022800 [ 1345.023288][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.023409][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.023434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.023512][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.023575][ T32] r4:84753f00 [ 1345.023625][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.023677][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.023740][ T32] r4:00000001 [ 1345.023797][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.023881][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.023913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.023975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.024007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.024070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.024096][ T32] r4:844bb800 [ 1345.024119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.024146][ T32] INFO: task kworker/0:425:4698 blocked for more than 471 seconds. [ 1345.024208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.024252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.024312][ T32] task:kworker/0:425 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.024472][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.024540][ T32] Call trace: [ 1345.024732][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.060481][ T32] r10:829187f4 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:852dbc00 [ 1345.060534][ T32] r4:852dbc00 [ 1345.060560][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.060630][ T32] r5:852dbc00 r4:829187f0 [ 1345.060688][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.061312][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.061799][ T32] r7:dddced40 r6:83018000 r5:85322b8c r4:852a5900 ** 9 printk messages dropped ** [ 1345.062344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.063574][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1345.064059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 10 printk messages dropped ** [ 1345.064638][ T32] r5:85022b8c r4:85022800 ** 9 printk messages dropped ** [ 1345.075523][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 9 printk messages dropped ** [ 1345.076052][ T32] task:kworker/0:426 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.076689][ T32] r5:852dec00 r4:829187f0 ** 3 printk messages dropped ** [ 1345.076899][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.077390][ T32] r9:83018005 r8:852dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 9 printk messages dropped ** [ 1345.077870][ T32] r4:852a5980 ** 7 printk messages dropped ** [ 1345.078365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1345.079961][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.080253][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.080534][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.080632][ T32] r5:85022b8c r4:85022800 [ 1345.080686][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.080782][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.080808][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.080861][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.080899][ T32] r4:84753f00 [ 1345.080954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.081013][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.081042][ T32] r4:00000001 [ 1345.081062][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.081183][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.081395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.081453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.081500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.081654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.081689][ T32] r4:844bb800 [ 1345.081713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.081741][ T32] INFO: task kworker/0:427:4701 blocked for more than 471 seconds. [ 1345.081837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.081872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.081941][ T32] task:kworker/0:427 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.082031][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.082112][ T32] Call trace: [ 1345.082187][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.082272][ T32] r10:829187f4 r9:eb245d84 r8:00000002 r7:60000113 r6:eb245d8c r5:852dd400 [ 1345.082329][ T32] r4:852dd400 [ 1345.082367][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.082416][ T32] r5:852dd400 r4:829187f0 [ 1345.082488][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.082535][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.082588][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 [ 1345.082646][ T32] r4:00000000 [ 1345.082670][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.082712][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.082750][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.082836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae580 [ 1345.082865][ T32] r4:00000000 [ 1345.082885][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.082932][ T32] r9:83018005 r8:852dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1345.082954][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.083034][ T32] r5:00001000 r4:eadef000 [ 1345.083087][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.083172][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.083220][ T32] r5:85323b8c r4:85323800 [ 1345.083241][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.083324][ T32] r7:dddced40 r6:83018000 r5:85323b8c r4:852a5a00 [ 1345.083349][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.083431][ T32] r10:61c88647 r9:852dd400 r8:852a5a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.083496][ T32] r4:852a5a00 [ 1345.083551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.083602][ T32] r10:00000000 r9:852a5a00 r8:8027ecf4 r7:eb239e60 r6:85297500 r5:852dd400 [ 1345.083657][ T32] r4:00000001 [ 1345.083695][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.083735][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1345.083796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.083830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.083859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.083929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.083989][ T32] r4:847f1340 [ 1345.084326][ T32] INFO: task kworker/0:427:4701 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.084365][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.084492][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.084542][ T32] Call trace: [ 1345.084619][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.115565][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.115676][ T32] r4:00000000 [ 1345.115707][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.115781][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.115821][ T32] 9d20: a9180000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.115856][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.115883][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1345.116124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 10 printk messages dropped ** [ 1345.117279][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1345.117666][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1345.117989][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.118713][ T32] task:kworker/0:428 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.120116][ T32] r5:852de000 r4:829187f0 [ 1345.120142][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.120309][ T32] r4:00000000 [ 1345.120350][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.120419][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.120461][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.120510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae040 [ 1345.120562][ T32] r4:00000000 [ 1345.120884][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.120939][ T32] r9:83018005 r8:852de000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1345.120963][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.121007][ T32] r5:00001000 r4:ead13000 [ 1345.121033][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.121130][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.121367][ T32] r5:85322f8c r4:85322c00 [ 1345.121395][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.121451][ T32] r7:dddced40 r6:83018000 r5:85322f8c r4:852a5a80 [ 1345.121476][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.121530][ T32] r10:61c88647 r9:852de000 r8:852a5aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.121683][ T32] r4:852a5a80 [ 1345.121709][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.121792][ T32] r10:00000000 r9:852a5a80 r8:8027ecf4 r7:eb245e60 r6:85297580 r5:852de000 [ 1345.121974][ T32] r4:00000001 [ 1345.121998][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.122036][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1345.122100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.122135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.122164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.122196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.122245][ T32] r4:852ae000 [ 1345.122826][ T32] INFO: task kworker/0:428:4703 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.122947][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.123094][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.123184][ T32] Call trace: [ 1345.123216][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.123385][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.123416][ T32] r4:00000000 [ 1345.123474][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.123521][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.123554][ T32] 9d20: a9180000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.123585][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.123610][ T32] 9d60: 80000013 ffffffff [ 1345.123636][ T32] r5:80000013 r4:80239bb0 [ 1345.123659][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.123717][ T32] r4:82ac21e4 [ 1345.123979][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.124031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.124056][ T32] r4:e8709dc0 [ 1345.124224][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.124281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.124307][ T32] r4:00000000 [ 1345.124328][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.124473][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.124590][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.124640][ T32] r5:00001000 r4:e0439000 [ 1345.124754][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.138980][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.139078][ T32] r5:85022b8c r4:85022800 [ 1345.139205][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.139670][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 15 printk messages dropped ** [ 1345.141009][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.141252][ T32] r5:852e0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1345.141993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1345.142026][ T32] r4:00000000 [ 1345.142051][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.142095][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.142144][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.142872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae2c0 [ 1345.142904][ T32] r4:00000000 [ 1345.142926][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.143266][ T32] r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.143295][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.143430][ T32] r5:00001000 r4:ead61000 [ 1345.143457][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.143543][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.143593][ T32] r5:8532338c r4:85323000 [ 1345.143615][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.143667][ T32] r7:dddced40 r6:83018000 r5:8532338c r4:852a5b00 [ 1345.143689][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.143747][ T32] r10:61c88647 r9:852e0c00 r8:852a5b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.143934][ T32] r4:852a5b00 [ 1345.144109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.144168][ T32] r10:00000000 r9:852a5b00 r8:8027ecf4 r7:eb245e60 r6:85297600 r5:852e0c00 [ 1345.144194][ T32] r4:00000001 [ 1345.144341][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.144383][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 1345.144468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.144504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.145149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.166132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.166222][ T32] r4:852ae200 [ 1345.167123][ T32] INFO: task kworker/0:429:4705 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 10 printk messages dropped ** [ 1345.168475][ T32] 9d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.169030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 11 printk messages dropped ** [ 1345.170302][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1345.171044][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.171472][ T32] INFO: task kworker/0:430:4707 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.171753][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.172375][ T32] r5:852e0000 r4:829187f0 ** 2 printk messages dropped ** [ 1345.172991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 ** 9 printk messages dropped ** [ 1345.174270][ T32] r5:00001000 r4:eada1000 ** 3 printk messages dropped ** [ 1345.174567][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.201062][ T32] r4:852a5b80 [ 1345.201161][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.201334][ T32] r10:00000000 r9:852a5b80 r8:8027ecf4 r7:eb245e60 r6:85297680 r5:852e0000 [ 1345.201409][ T32] r4:00000001 [ 1345.201498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.201612][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1345.201699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.201857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.201940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.202024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.202111][ T32] r4:852ae300 [ 1345.203110][ T32] INFO: task kworker/0:430:4707 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.203207][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.203365][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.203473][ T32] Call trace: [ 1345.203572][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.203696][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.203748][ T32] r4:00000000 [ 1345.203792][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.203873][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.203984][ T32] 9d20: a997f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.204129][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.204225][ T32] 9d60: 80000013 ffffffff [ 1345.204301][ T32] r5:80000013 r4:80239bb0 [ 1345.204351][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.204447][ T32] r4:82ac21e4 [ 1345.204494][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.204630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.230220][ T32] r4:e8709dc0 [ 1345.230415][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.230552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.230648][ T32] r4:00000000 [ 1345.230741][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.230845][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.230952][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.231050][ T32] r5:00001000 r4:e0439000 [ 1345.231199][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.231295][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.231411][ T32] r5:85022b8c r4:85022800 [ 1345.231460][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.231625][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.231676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.231808][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.231890][ T32] r4:84753f00 [ 1345.232020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.232142][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.232200][ T32] r4:00000001 [ 1345.232252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.232352][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.232426][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.232759][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1345.233207][ T32] task:kworker/0:431 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.233912][ T32] r5:852e1800 r4:829187f0 [ 1345.233963][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.234270][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.234504][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1345.239350][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.240102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.240822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1345.242037][ T32] INFO: task kworker/0:431:4710 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.242142][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.242311][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.242476][ T32] Call trace: [ 1345.242556][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.242702][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.242792][ T32] r4:00000000 [ 1345.242984][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.243105][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.243185][ T32] 9d20: a9cfb000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.243271][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.243339][ T32] 9d60: 80000013 ffffffff [ 1345.243401][ T32] r5:80000013 r4:80239bb0 [ 1345.243456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.243557][ T32] r4:82ac21e4 [ 1345.243611][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.243722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.243780][ T32] r4:e8709dc0 [ 1345.243872][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.244027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.244085][ T32] r4:00000000 [ 1345.244126][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.244220][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.244273][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.244429][ T32] r5:00001000 r4:e0439000 [ 1345.244476][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.244553][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.244640][ T32] r5:85022b8c r4:85022800 [ 1345.244751][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.266218][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.266318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.266454][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.266524][ T32] r4:84753f00 [ 1345.266579][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.268033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1345.269474][ T32] r5:852e2400 r4:829187f0 [ 1345.269739][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.270537][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1345.271678][ T32] r7:dddced40 r6:83018000 r5:85323f8c r4:852a5c80 ** 12 printk messages dropped ** [ 1345.272580][ T32] r4:852ae380 ** 8 printk messages dropped ** [ 1345.274335][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 10 printk messages dropped ** [ 1345.305962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 13 printk messages dropped ** [ 1345.306847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.307672][ T32] INFO: task kworker/0:433:4713 blocked for more than 471 seconds. [ 1345.307742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.307825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.307904][ T32] task:kworker/0:433 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.308096][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.308206][ T32] Call trace: [ 1345.308325][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.308445][ T32] r10:829187f4 r9:eb275d84 r8:00000002 r7:60000013 r6:eb275d8c r5:852e3000 [ 1345.308503][ T32] r4:852e3000 [ 1345.308555][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.308651][ T32] r5:852e3000 r4:829187f0 [ 1345.308701][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.308798][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.308905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 1345.308963][ T32] r4:00000000 [ 1345.309019][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.309149][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.309245][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.309365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae7c0 [ 1345.309422][ T32] r4:00000000 [ 1345.309470][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.309610][ T32] r9:83018005 r8:852e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1345.309674][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.309776][ T32] r5:00001000 r4:eaeb1000 [ 1345.309827][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.309917][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.310016][ T32] r5:8532438c r4:85324000 [ 1345.310067][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.310168][ T32] r7:dddced40 r6:83018000 r5:8532438c r4:852a5d00 [ 1345.310246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.310353][ T32] r10:61c88647 r9:852e3000 r8:852a5d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.310400][ T32] r4:852a5d00 [ 1345.310438][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.310569][ T32] r10:00000000 r9:852a5d00 r8:8027ecf4 r7:eb269e60 r6:85297800 r5:852e3000 [ 1345.310621][ T32] r4:00000001 [ 1345.310663][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.310737][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1345.310794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.310854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.310935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.310999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.311076][ T32] r4:852ae700 [ 1345.312060][ T32] INFO: task kworker/0:433:4713 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.312182][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.312347][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.312438][ T32] Call trace: [ 1345.312550][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.312641][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.312763][ T32] r4:00000000 [ 1345.312807][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.312889][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.312950][ T32] 9d20: aa1e9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.313019][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.313077][ T32] 9d60: 80000013 ffffffff [ 1345.313165][ T32] r5:80000013 r4:80239bb0 [ 1345.313271][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.313477][ T32] r4:82ac21e4 [ 1345.313536][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.313704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.313768][ T32] r4:e8709dc0 [ 1345.313810][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.313893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.313975][ T32] r4:00000000 [ 1345.314031][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.314122][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.314166][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.314271][ T32] r5:00001000 r4:e0439000 [ 1345.314321][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.314404][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.314487][ T32] r5:85022b8c r4:85022800 [ 1345.314531][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.314621][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.337458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.337664][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.337726][ T32] r4:84753f00 [ 1345.337775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.337889][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.337949][ T32] r4:00000001 [ 1345.338002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.338101][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.338172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.338244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.338321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.338403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.338486][ T32] r4:844bb800 [ 1345.338553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.338625][ T32] INFO: task kworker/0:434:4715 blocked for more than 471 seconds. [ 1345.338704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.338763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.338843][ T32] task:kworker/0:434 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.339405][ T32] r4:852e3c00 ** 1 printk messages dropped ** [ 1345.339589][ T32] r5:852e3c00 r4:829187f0 [ 1345.339640][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.339946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 ** 3 printk messages dropped ** [ 1345.340332][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.341347][ T32] r5:8532478c r4:85324400 ** 3 printk messages dropped ** [ 1345.341714][ T32] r10:61c88647 r9:852e3c00 r8:852a5eac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1345.342232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.342313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.342409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.342495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.342579][ T32] r4:852ae5c0 [ 1345.343611][ T32] INFO: task kworker/0:434:4715 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.343702][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.343915][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.344042][ T32] Call trace: [ 1345.344322][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.344434][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.344518][ T32] r4:00000000 [ 1345.344564][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.344655][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.372461][ T32] 9d20: aa82f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.372653][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.372711][ T32] 9d60: 80000013 ffffffff [ 1345.372770][ T32] r5:80000013 r4:80239bb0 [ 1345.372847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.372976][ T32] r4:82ac21e4 [ 1345.373057][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.373250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.373351][ T32] r4:e8709dc0 [ 1345.373397][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.373487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.373534][ T32] r4:00000000 [ 1345.373578][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.373672][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1345.373835][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1345.374416][ T32] r4:84753f00 ** 8 printk messages dropped ** [ 1345.380129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1345.381333][ T32] r5:852e4800 r4:829187f0 [ 1345.381399][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.382072][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1345.383280][ T32] r10:61c88647 r9:852e4800 r8:852a5e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1345.406782][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1345.409136][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1345.410308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1345.411807][ T32] r5:849f3000 r4:829187f0 ** 3 printk messages dropped ** [ 1345.412207][ T32] r4:00000000 [ 1345.412265][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.412356][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.412442][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.412548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aed80 [ 1345.412606][ T32] r4:00000000 [ 1345.412656][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.412762][ T32] r9:83018005 r8:849f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.412817][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.412920][ T32] r5:00001000 r4:eaf5b000 [ 1345.412964][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.413250][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.413414][ T32] r5:85324f8c r4:85324c00 [ 1345.413478][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.413600][ T32] r7:dddced40 r6:83018000 r5:85324f8c r4:852a5d80 [ 1345.413699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.413861][ T32] r10:61c88647 r9:849f3000 r8:852a5dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.413955][ T32] r4:852a5d80 [ 1345.414021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.414161][ T32] r10:00000000 r9:852a5d80 r8:8027ecf4 r7:eb269e60 r6:852a5f00 r5:849f3000 [ 1345.414223][ T32] r4:00000001 [ 1345.414275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.414364][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1345.414432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.414505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.414575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.414644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.442936][ T32] r4:852ae900 [ 1345.443995][ T32] INFO: task kworker/0:436:4719 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.444089][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.444394][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.444552][ T32] Call trace: [ 1345.444633][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1345.446342][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1345.446874][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.447537][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1345.448646][ T32] r4:844bb800 ** 5 printk messages dropped ** [ 1345.449125][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.449645][ T32] r5:849f1800 r4:829187f0 ** 1 printk messages dropped ** [ 1345.449813][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1345.450849][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1345.452108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.454398][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1345.479031][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.479111][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.479210][ T32] r5:00001000 r4:e0439000 [ 1345.479250][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.479331][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.479409][ T32] r5:85022b8c r4:85022800 [ 1345.479514][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.479607][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.479652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.479744][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.479790][ T32] r4:84753f00 [ 1345.479855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.479952][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.479998][ T32] r4:00000001 [ 1345.480064][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.480249][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.480323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.480415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.480476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.480571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.480624][ T32] r4:844bb800 [ 1345.480675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.480738][ T32] INFO: task kworker/0:437:4724 blocked for more than 471 seconds. [ 1345.480818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.480874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.480919][ T32] task:kworker/0:437 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.481055][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.481184][ T32] Call trace: [ 1345.481251][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.481359][ T32] r10:829187f4 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:849f4800 [ 1345.481404][ T32] r4:849f4800 ** 1 printk messages dropped ** [ 1345.481521][ T32] r5:849f4800 r4:829187f0 [ 1345.481561][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.481811][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.482615][ T32] r5:00001000 r4:eb0f7000 ** 8 printk messages dropped ** [ 1345.483324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1345.504203][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.510698][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1345.511284][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 15 printk messages dropped ** [ 1345.512571][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.513202][ T32] task:kworker/0:438 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.513860][ T32] r5:849f5400 r4:829187f0 ** 3 printk messages dropped ** [ 1345.514193][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.530955][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1345.532335][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) ** 7 printk messages dropped ** [ 1345.534179][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.534371][ T32] Call trace: [ 1345.534463][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.534590][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.534651][ T32] r4:00000000 [ 1345.534779][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.545847][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.546001][ T32] 9d20: ab3f1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.546094][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.546166][ T32] 9d60: 80000013 ffffffff [ 1345.546241][ T32] r5:80000013 r4:80239bb0 [ 1345.546353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.546524][ T32] r4:82ac21e4 [ 1345.546584][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.546729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.546801][ T32] r4:e8709dc0 [ 1345.546859][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.546973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.547063][ T32] r4:00000000 [ 1345.547125][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.547364][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.547451][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.547567][ T32] r5:00001000 r4:e0439000 [ 1345.547634][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.547764][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.547907][ T32] r5:85022b8c r4:85022800 [ 1345.547981][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.548111][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.548187][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.548340][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.548405][ T32] r4:84753f00 [ 1345.548463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.548577][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.548641][ T32] r4:00000001 [ 1345.548698][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.548795][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.548886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.548953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.549012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.549222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.549313][ T32] r4:844bb800 [ 1345.549381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.549486][ T32] INFO: task kworker/0:439:4728 blocked for more than 472 seconds. [ 1345.549602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.549705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.549789][ T32] task:kworker/0:439 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.549966][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.550193][ T32] Call trace: [ 1345.550301][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1345.550506][ T32] r4:849f6c00 ** 1 printk messages dropped ** [ 1345.550713][ T32] r5:849f6c00 r4:829187f0 [ 1345.550769][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.550949][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.551077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1345.551132][ T32] r4:00000000 [ 1345.551186][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.551306][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.551386][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.551512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f0c0 [ 1345.551630][ T32] r4:00000000 [ 1345.551693][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.551915][ T32] r9:83018005 r8:849f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1345.552062][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.552197][ T32] r5:00001000 r4:eb08f000 [ 1345.552262][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.552375][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.553179][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.553730][ T32] r4:852aecc0 ** 7 printk messages dropped ** [ 1345.592462][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1345.593632][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.594482][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 9 printk messages dropped ** [ 1345.604625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.616825][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.617242][ T32] r5:849f2400 r4:829187f0 [ 1345.617334][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.617443][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.617555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1345.617615][ T32] r4:00000000 [ 1345.617666][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.617876][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.618016][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.618150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b200 [ 1345.618218][ T32] r4:00000000 [ 1345.618275][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.618417][ T32] r9:83018005 r8:849f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1345.618481][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.618590][ T32] r5:00001000 r4:eb0cb000 [ 1345.618644][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.618742][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.618843][ T32] r5:85325f8c r4:85325c00 [ 1345.618911][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.619068][ T32] r7:dddced40 r6:83018000 r5:85325f8c r4:85373300 [ 1345.619138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.619261][ T32] r10:61c88647 r9:849f2400 r8:8537332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.619372][ T32] r4:85373300 [ 1345.619446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.619574][ T32] r10:00000000 r9:85373300 r8:8027ecf4 r7:eb28de60 r6:85373380 r5:849f2400 [ 1345.619639][ T32] r4:00000001 [ 1345.619692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.619784][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1345.619871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.619993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.620118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.620233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.620299][ T32] r4:8529dac0 [ 1345.621374][ T32] INFO: task kworker/0:440:4730 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.621472][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.621646][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.621761][ T32] Call trace: [ 1345.621874][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.622023][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.622124][ T32] r4:00000000 [ 1345.622183][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.622302][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.622384][ T32] 9d20: ab8a5000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.622476][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.622576][ T32] 9d60: 80000013 ffffffff [ 1345.622649][ T32] r5:80000013 r4:80239bb0 [ 1345.622702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.622821][ T32] r4:82ac21e4 [ 1345.622904][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.623024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.623086][ T32] r4:e8709dc0 [ 1345.623137][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.623258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.623321][ T32] r4:00000000 [ 1345.623372][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.623679][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1345.624254][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1345.652755][ T32] r4:00000001 [ 1345.652858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.653028][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.653131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.653211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.653285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.653380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.653489][ T32] r4:844bb800 [ 1345.653555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.653628][ T32] INFO: task kworker/0:441:4733 blocked for more than 472 seconds. [ 1345.653708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.653769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.653824][ T32] task:kworker/0:441 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.653970][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.654578][ T32] r5:849f0000 r4:829187f0 [ 1345.654632][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.660293][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1345.661475][ T32] r7:dddced40 r6:83018000 r5:85326f8c r4:85373400 ** 9 printk messages dropped ** [ 1345.662391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.664474][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1345.689931][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.690192][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1345.690351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1345.691100][ T32] r5:85022b8c r4:85022800 ** 5 printk messages dropped ** [ 1345.691588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.692436][ T32] INFO: task kworker/1:362:4734 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.693811][ T32] r5:852e6000 r4:829187f0 ** 1 printk messages dropped ** [ 1345.694013][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.694131][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1345.694188][ T32] r4:00000000 [ 1345.694260][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.694378][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.694466][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.694560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bcb80 [ 1345.694612][ T32] r4:00000000 [ 1345.694755][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.703845][ T32] r9:83018205 r8:852e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1345.703965][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.704129][ T32] r5:00001000 r4:eb4a5000 [ 1345.704211][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.704332][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.704433][ T32] r5:853abf8c r4:853abc00 [ 1345.704521][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.704628][ T32] r7:ddde2d40 r6:83018200 r5:853abf8c r4:85297a00 [ 1345.704740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.726293][ T32] r10:61c88647 r9:852e6000 r8:85297a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.726406][ T32] r4:85297a00 [ 1345.726622][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.726779][ T32] r10:00000000 r9:85297a00 r8:8027ecf4 r7:eb199e60 r6:85297a80 r5:852e6000 [ 1345.726847][ T32] r4:00000001 [ 1345.726912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.726998][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1345.727481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.727596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.727680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.727754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.727808][ T32] r4:85369a80 [ 1345.728771][ T32] INFO: task kworker/1:362:4734 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.728873][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.729143][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.729307][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.729929][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 10 printk messages dropped ** [ 1345.730975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 13 printk messages dropped ** [ 1345.732235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.732910][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1345.733348][ T32] task:kworker/0:442 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.734023][ T32] r5:852e6c00 r4:829187f0 [ 1345.734110][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.756426][ T32] r9:83018005 r8:852e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 12 printk messages dropped ** [ 1345.757550][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.758162][ T32] r4:8536b400 [ 1345.759144][ T32] INFO: task kworker/0:442:4735 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.759246][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.759418][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.759533][ T32] Call trace: [ 1345.759732][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.759859][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.759957][ T32] r4:00000000 [ 1345.760060][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.760173][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.760263][ T32] 9d20: ac114000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.760342][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.760408][ T32] 9d60: 80000013 ffffffff [ 1345.760470][ T32] r5:80000013 r4:80239bb0 [ 1345.760559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.760681][ T32] r4:82ac21e4 [ 1345.760740][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.760844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.760914][ T32] r4:e8709dc0 [ 1345.760968][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.761084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.761789][ T32] r4:00000000 [ 1345.761925][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.762097][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.762161][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.762272][ T32] r5:00001000 r4:e0439000 [ 1345.762335][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.762429][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.762527][ T32] r5:85022b8c r4:85022800 [ 1345.762653][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.762783][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.762840][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.762967][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.763035][ T32] r4:84753f00 [ 1345.763123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.763247][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.763311][ T32] r4:00000001 [ 1345.763363][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.763456][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.763527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.763600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.763671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.763780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.763849][ T32] r4:844bb800 [ 1345.763923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1345.764344][ T32] task:kworker/1:363 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.786034][ T32] r5:852e5400 r4:829187f0 [ 1345.786089][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.786183][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.786289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1345.786365][ T32] r4:00000000 [ 1345.786422][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.786510][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.786636][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.786745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374e80 [ 1345.786801][ T32] r4:00000000 [ 1345.786869][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.786988][ T32] r9:83018205 r8:852e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1345.787629][ T32] r7:ddde2d40 r6:83018200 r5:853ab78c r4:85297b80 ** 7 printk messages dropped ** [ 1345.788259][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) ** 5 printk messages dropped ** [ 1345.789415][ T32] INFO: task kworker/1:363:4737 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 10 printk messages dropped ** [ 1345.790195][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1345.790495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 7 printk messages dropped ** [ 1345.791023][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1345.791271][ T32] r5:85022b8c r4:85022800 [ 1345.791307][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.791389][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.791425][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.791537][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.791655][ T32] r4:84753f00 [ 1345.791692][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.791771][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.791871][ T32] r4:00000001 [ 1345.791972][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.792049][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.792097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.792147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.792193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.792246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.792286][ T32] r4:844bb800 [ 1345.792358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.792414][ T32] INFO: task kworker/0:443:4739 blocked for more than 472 seconds. [ 1345.792472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.792522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.792563][ T32] task:kworker/0:443 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.792734][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.792858][ T32] Call trace: [ 1345.792916][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.793036][ T32] r10:829187f4 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:852cb000 [ 1345.793109][ T32] r4:852cb000 [ 1345.793155][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.793283][ T32] r5:852cb000 r4:829187f0 [ 1345.793331][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.793447][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.793536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1345.793575][ T32] r4:00000000 [ 1345.793609][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.793676][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.793774][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.793856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b800 [ 1345.793897][ T32] r4:00000000 [ 1345.793930][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.794007][ T32] r9:83018005 r8:852cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1345.794115][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.794198][ T32] r5:00001000 r4:eb2bf000 [ 1345.794233][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.794331][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.794723][ T32] r7:dddced40 r6:83018000 r5:85326b8c r4:85373580 ** 5 printk messages dropped ** [ 1345.829803][ T32] r4:00000001 [ 1345.829857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.829964][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1345.830050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.830126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.830195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.830302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.830368][ T32] r4:8536b700 [ 1345.831381][ T32] INFO: task kworker/0:443:4739 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.831586][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.831760][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.831894][ T32] Call trace: [ 1345.831978][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.832117][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.832181][ T32] r4:00000000 [ 1345.832334][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.832447][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.832525][ T32] 9d20: ac628000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.832600][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.832664][ T32] 9d60: 80000013 ffffffff [ 1345.832725][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1345.833158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 12 printk messages dropped ** [ 1345.834387][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 11 printk messages dropped ** [ 1345.857353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1345.858549][ T32] r5:852e8000 r4:829187f0 [ 1345.858601][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.859325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bb80 ** 12 printk messages dropped ** [ 1345.860549][ T32] r4:85373600 ** 6 printk messages dropped ** [ 1345.861255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.863695][ T32] 9d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.864334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 6 printk messages dropped ** [ 1345.900173][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.900260][ T32] r5:85022b8c r4:85022800 [ 1345.900298][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.900383][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.900419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.900502][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.900543][ T32] r4:84753f00 [ 1345.900577][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.900659][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.900698][ T32] r4:00000001 [ 1345.900794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.900864][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.900929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.900980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.901065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.901178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.901232][ T32] r4:844bb800 [ 1345.901277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.901328][ T32] INFO: task kworker/0:445:4743 blocked for more than 472 seconds. [ 1345.901416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.901524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.901615][ T32] task:kworker/0:445 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.901721][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.901827][ T32] Call trace: [ 1345.901930][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.902027][ T32] r10:829187f4 r9:eb189d84 r8:00000002 r7:60000013 r6:eb189d8c r5:852e8c00 [ 1345.902068][ T32] r4:852e8c00 [ 1345.902103][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.902174][ T32] r5:852e8c00 r4:829187f0 [ 1345.902209][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.902311][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.902400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1345.902439][ T32] r4:00000000 [ 1345.902474][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.902602][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.902736][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.902816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ba40 [ 1345.902856][ T32] r4:00000000 [ 1345.902901][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.903019][ T32] r9:83018005 r8:852e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1345.903064][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.903177][ T32] r5:00001000 r4:dfa7f000 [ 1345.903252][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.903328][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.903404][ T32] r5:8532738c r4:85327000 [ 1345.903474][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.903595][ T32] r7:dddced40 r6:83018000 r5:8532738c r4:85373680 [ 1345.903634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.903752][ T32] r10:61c88647 r9:852e8c00 r8:853736ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.903814][ T32] r4:85373680 [ 1345.903851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.903944][ T32] r10:00000000 r9:85373680 r8:8027ecf4 r7:eb151e60 r6:85297d80 r5:852e8c00 [ 1345.903985][ T32] r4:00000001 [ 1345.904033][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.904198][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1345.904323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.904421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.904493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.904563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.912501][ T32] r4:8536b980 [ 1345.913632][ T32] INFO: task kworker/0:445:4743 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.913775][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.913955][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.914127][ T32] Call trace: [ 1345.914248][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.914379][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.914438][ T32] r4:00000000 [ 1345.914531][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.925631][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.925884][ T32] 9d20: acae7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.925971][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.926044][ T32] 9d60: 80000013 ffffffff [ 1345.926108][ T32] r5:80000013 r4:80239bb0 [ 1345.926163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.926304][ T32] r4:82ac21e4 [ 1345.926359][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.926488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.926583][ T32] r4:e8709dc0 [ 1345.926646][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.926770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.926868][ T32] r4:00000000 [ 1345.926960][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.927096][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.927155][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.927263][ T32] r5:00001000 r4:e0439000 [ 1345.927316][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.927411][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.927512][ T32] r5:85022b8c r4:85022800 [ 1345.927564][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.927676][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.927731][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.927846][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.927905][ T32] r4:84753f00 [ 1345.927956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.928078][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.928149][ T32] r4:00000001 [ 1345.928204][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.928465][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.928556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.928632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.928699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.928791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.928856][ T32] r4:844bb800 [ 1345.928938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.929025][ T32] INFO: task kworker/0:446:4746 blocked for more than 472 seconds. [ 1345.929141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.929209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.929262][ T32] task:kworker/0:446 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.929403][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.929509][ T32] Call trace: [ 1345.929604][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.929731][ T32] r10:829187f4 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:852e9800 [ 1345.929817][ T32] r4:852e9800 [ 1345.929876][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.930011][ T32] r5:852e9800 r4:829187f0 [ 1345.930087][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.930187][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.930298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1345.930356][ T32] r4:00000000 [ 1345.930406][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.930496][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.930585][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.930695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536be80 [ 1345.930757][ T32] r4:00000000 [ 1345.930810][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.930954][ T32] r9:83018005 r8:852e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1345.931010][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.931124][ T32] r5:00001000 r4:e0503000 [ 1345.931177][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.931272][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.931374][ T32] r5:85327f8c r4:85327c00 [ 1345.931427][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.931537][ T32] r7:dddced40 r6:83018000 r5:85327f8c r4:85373700 [ 1345.931614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.931729][ T32] r10:61c88647 r9:852e9800 r8:8537372c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.931781][ T32] r4:85373700 [ 1345.931832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.931957][ T32] r10:00000000 r9:85373700 r8:8027ecf4 r7:eb151e60 r6:85297e00 r5:852e9800 [ 1345.932028][ T32] r4:00000001 [ 1345.932105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.932197][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1345.932268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.932366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.932475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.932559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.932687][ T32] r4:8536ba00 [ 1345.933759][ T32] INFO: task kworker/0:446:4746 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1345.933861][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.934004][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.934160][ T32] Call trace: [ 1345.934239][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1345.934353][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1345.934411][ T32] r4:00000000 [ 1345.934458][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.934540][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1345.934624][ T32] 9d20: acae7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1345.959584][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1345.959771][ T32] 9d60: 80000013 ffffffff [ 1345.959844][ T32] r5:80000013 r4:80239bb0 [ 1345.959905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.960084][ T32] r4:82ac21e4 [ 1345.960147][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.960257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1345.960323][ T32] r4:e8709dc0 [ 1345.960398][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.960516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1345.960579][ T32] r4:00000000 [ 1345.960652][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.960807][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.960878][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.960991][ T32] r5:00001000 r4:e0439000 [ 1345.961075][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.961214][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.961342][ T32] r5:85022b8c r4:85022800 [ 1345.961433][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.961555][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1345.961613][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.961745][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.961833][ T32] r4:84753f00 [ 1345.961896][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.962013][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1345.962085][ T32] r4:00000001 [ 1345.962138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.962230][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1345.962301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.962377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.962448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.962526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.962584][ T32] r4:844bb800 [ 1345.962644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.962712][ T32] INFO: task kworker/0:447:4748 blocked for more than 472 seconds. [ 1345.962788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.962851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.962904][ T32] task:kworker/0:447 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.963043][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.963149][ T32] Call trace: [ 1345.963255][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1345.963418][ T32] r10:829187f4 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:852eb000 [ 1345.963488][ T32] r4:852eb000 [ 1345.963574][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1345.963708][ T32] r5:852eb000 r4:829187f0 [ 1345.963770][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.963874][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.963991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1345.964062][ T32] r4:00000000 [ 1345.964134][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1345.964264][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1345.964377][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1345.964543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bd80 [ 1345.964715][ T32] r4:00000000 [ 1345.981393][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1345.981630][ T32] r9:83018005 r8:852eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1345.981724][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.981839][ T32] r5:00001000 r4:e046f000 [ 1345.981922][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1345.982037][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.982163][ T32] r5:85327b8c r4:85327800 [ 1345.982256][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.982374][ T32] r7:dddced40 r6:83018000 r5:85327b8c r4:85373780 [ 1345.982453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.982571][ T32] r10:61c88647 r9:852eb000 r8:853737ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.982653][ T32] r4:85373780 [ 1345.982713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.982829][ T32] r10:00000000 r9:85373780 r8:8027ecf4 r7:eb1a9e60 r6:85297e80 r5:852eb000 [ 1345.982891][ T32] r4:00000001 [ 1345.982946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.983047][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1345.983204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.983289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.983358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.983454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.983519][ T32] r4:8536bb40 [ 1345.984707][ T32] INFO: task kworker/0:447:4748 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.001834][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.002335][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.002529][ T32] Call trace: [ 1346.002709][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.002874][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.002976][ T32] r4:00000000 [ 1346.003077][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.003240][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.003328][ T32] 9d20: ad09e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.003474][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.003547][ T32] 9d60: 80000013 ffffffff [ 1346.003607][ T32] r5:80000013 r4:80239bb0 [ 1346.003658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.003859][ T32] r4:82ac21e4 [ 1346.003931][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.004079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.004143][ T32] r4:e8709dc0 [ 1346.004197][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.004294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.004348][ T32] r4:00000000 [ 1346.004563][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.018571][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.018834][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.018998][ T32] r5:00001000 r4:e0439000 [ 1346.019066][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.019167][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.019305][ T32] r5:85022b8c r4:85022800 [ 1346.019368][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.019482][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.019615][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.019776][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.019845][ T32] r4:84753f00 [ 1346.019898][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.020006][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.020081][ T32] r4:00000001 [ 1346.020136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.020224][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.020301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.020447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.020532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.020617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.020689][ T32] r4:844bb800 [ 1346.020749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.020844][ T32] INFO: task kworker/0:448:4750 blocked for more than 472 seconds. [ 1346.020927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.020991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.021056][ T32] task:kworker/0:448 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.021217][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.021617][ T32] Call trace: [ 1346.021704][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.021819][ T32] r10:829187f4 r9:eb1b1d84 r8:00000002 r7:60000013 r6:eb1b1d8c r5:852ebc00 [ 1346.021877][ T32] r4:852ebc00 [ 1346.021926][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.022032][ T32] r5:852ebc00 r4:829187f0 [ 1346.022111][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.022213][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.022322][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 [ 1346.022388][ T32] r4:00000000 [ 1346.022443][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.022535][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.022641][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.022756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b100 [ 1346.022846][ T32] r4:00000000 [ 1346.022905][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.023009][ T32] r9:83018005 r8:852ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1346.023063][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.023141][ T32] r5:00001000 r4:eaa09000 [ 1346.023205][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.023317][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.023399][ T32] r5:8532c78c r4:8532c400 [ 1346.023466][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.023559][ T32] r7:dddced40 r6:83018000 r5:8532c78c r4:85373800 [ 1346.023598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.023680][ T32] r10:61c88647 r9:852ebc00 r8:8537382c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.023754][ T32] r4:85373800 [ 1346.023794][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.023908][ T32] r10:00000000 r9:85373800 r8:8027ecf4 r7:eb1a9e60 r6:85297f00 r5:852ebc00 [ 1346.023952][ T32] r4:00000001 [ 1346.024029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.024121][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1346.024172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.024237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.024285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.024344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.024408][ T32] r4:8536bcc0 [ 1346.043904][ T32] INFO: task kworker/0:448:4750 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.044130][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.044261][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.044509][ T32] Call trace: [ 1346.044754][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.049376][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.049443][ T32] r4:00000000 [ 1346.049549][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.049665][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.049727][ T32] 9d20: ad389000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.049781][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.049822][ T32] 9d60: 80000013 ffffffff [ 1346.049864][ T32] r5:80000013 r4:80239bb0 [ 1346.049965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.050092][ T32] r4:82ac21e4 [ 1346.050159][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.050276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.050341][ T32] r4:e8709dc0 [ 1346.050394][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.050545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.050612][ T32] r4:00000000 [ 1346.050703][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.050833][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.050913][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.051022][ T32] r5:00001000 r4:e0439000 [ 1346.051078][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.051422][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.051538][ T32] r5:85022b8c r4:85022800 [ 1346.051597][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.051715][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.051772][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.051953][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.052029][ T32] r4:84753f00 [ 1346.052082][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.052194][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.052253][ T32] r4:00000001 [ 1346.052307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.052396][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.052504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.052616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.052673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.052728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.052806][ T32] r4:844bb800 [ 1346.052885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.052943][ T32] INFO: task kworker/0:449:4752 blocked for more than 472 seconds. [ 1346.052999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.053049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.053087][ T32] task:kworker/0:449 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.053223][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.053337][ T32] Call trace: [ 1346.053420][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.053505][ T32] r10:829187f4 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:852ec800 [ 1346.053543][ T32] r4:852ec800 [ 1346.053577][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.053648][ T32] r5:852ec800 r4:829187f0 [ 1346.053717][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.053794][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.053875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1346.053937][ T32] r4:00000000 [ 1346.053986][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.054063][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.054160][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.054241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b700 [ 1346.054283][ T32] r4:00000000 [ 1346.054365][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.054504][ T32] r9:83018005 r8:852ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.054561][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.054686][ T32] r5:00001000 r4:e876f000 [ 1346.075473][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.075689][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.075846][ T32] r5:8532c38c r4:8532c000 [ 1346.075912][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.076031][ T32] r7:dddced40 r6:83018000 r5:8532c38c r4:85373880 [ 1346.076087][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.076198][ T32] r10:61c88647 r9:852ec800 r8:853738ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.076254][ T32] r4:85373880 [ 1346.076302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.076509][ T32] r10:00000000 r9:85373880 r8:8027ecf4 r7:eb1b1e60 r6:85297f80 r5:852ec800 [ 1346.076584][ T32] r4:00000001 [ 1346.076634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.076720][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1346.076790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.076874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.076944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.077022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.077082][ T32] r4:8536bf80 [ 1346.078083][ T32] INFO: task kworker/0:449:4752 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.078237][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.078402][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.078526][ T32] Call trace: [ 1346.078654][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.078752][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.078826][ T32] r4:00000000 [ 1346.078864][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.078933][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.079023][ T32] 9d20: ad6f9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.079081][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.079123][ T32] 9d60: 80000013 ffffffff [ 1346.079165][ T32] r5:80000013 r4:80239bb0 [ 1346.079199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.079272][ T32] r4:82ac21e4 [ 1346.079311][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.079387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.079426][ T32] r4:e8709dc0 [ 1346.079459][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.079565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.079642][ T32] r4:00000000 [ 1346.079708][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.079794][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.079832][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.079939][ T32] r5:00001000 r4:e0439000 [ 1346.079977][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.080052][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.080124][ T32] r5:85022b8c r4:85022800 [ 1346.080158][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.080256][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.080297][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.080379][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.080419][ T32] r4:84753f00 [ 1346.080451][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.080561][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.080604][ T32] r4:00000001 [ 1346.080638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.080698][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.080745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.080793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.080840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.080891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.080930][ T32] r4:844bb800 [ 1346.080997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.081058][ T32] INFO: task kworker/0:450:4755 blocked for more than 472 seconds. [ 1346.081138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.081184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.081219][ T32] task:kworker/0:450 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.081368][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.081509][ T32] Call trace: [ 1346.081587][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.081671][ T32] r10:829187f4 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:852ed400 [ 1346.081711][ T32] r4:852ed400 [ 1346.081744][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.081854][ T32] r5:852ed400 r4:829187f0 [ 1346.081892][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.081966][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.082053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1346.082091][ T32] r4:00000000 [ 1346.082124][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.082189][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.082283][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.082404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ed80 [ 1346.082480][ T32] r4:00000000 [ 1346.082516][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.082620][ T32] r9:83018005 r8:852ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.082661][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.082736][ T32] r5:00001000 r4:eaff5000 [ 1346.082808][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.082909][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.082985][ T32] r5:8532f38c r4:8532f000 [ 1346.083023][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.083103][ T32] r7:dddced40 r6:83018000 r5:8532f38c r4:85373900 [ 1346.083140][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.083252][ T32] r10:61c88647 r9:852ed400 r8:8537392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.083312][ T32] r4:85373900 [ 1346.083349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.083461][ T32] r10:00000000 r9:85373900 r8:8027ecf4 r7:eb1b1e60 r6:85376000 r5:852ed400 [ 1346.083503][ T32] r4:00000001 [ 1346.083538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.083597][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1346.083641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.083690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.083736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.083787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.083826][ T32] r4:8529dac0 [ 1346.084370][ T32] INFO: task kworker/0:450:4755 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.084452][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.084618][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.114498][ T32] Call trace: [ 1346.114635][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.115420][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.115510][ T32] r4:00000000 [ 1346.115561][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.115676][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.115753][ T32] 9d20: ad96a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.115828][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.115887][ T32] 9d60: 80000013 ffffffff [ 1346.115943][ T32] r5:80000013 r4:80239bb0 [ 1346.115988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.116092][ T32] r4:82ac21e4 [ 1346.116146][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.116248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.116317][ T32] r4:e8709dc0 [ 1346.116389][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.116503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.116563][ T32] r4:00000000 [ 1346.116613][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.116718][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.116827][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.116945][ T32] r5:00001000 r4:e0439000 [ 1346.116998][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.117152][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.117272][ T32] r5:85022b8c r4:85022800 [ 1346.117353][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.117466][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.117517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.117674][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.117815][ T32] r4:84753f00 [ 1346.117907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.118100][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.118167][ T32] r4:00000001 [ 1346.118220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.118319][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.118389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.118502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.118659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.118777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.118846][ T32] r4:844bb800 [ 1346.118941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.119019][ T32] INFO: task kworker/0:451:4756 blocked for more than 472 seconds. [ 1346.119097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.119157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.119207][ T32] task:kworker/0:451 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.119333][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.119428][ T32] Call trace: [ 1346.119654][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.119763][ T32] r10:829187f4 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:852eec00 [ 1346.119819][ T32] r4:852eec00 [ 1346.119863][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.120052][ T32] r5:852eec00 r4:829187f0 [ 1346.120113][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.120250][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.120376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1346.120437][ T32] r4:00000000 [ 1346.120544][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.120645][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.120800][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.120936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b1f80 [ 1346.121057][ T32] r4:00000000 [ 1346.121179][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.121307][ T32] r9:83018005 r8:852eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.121363][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.121640][ T32] r5:00001000 r4:eabf3000 [ 1346.121702][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.121796][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.121894][ T32] r5:8532cb8c r4:8532c800 [ 1346.121944][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.122051][ T32] r7:dddced40 r6:83018000 r5:8532cb8c r4:85373980 [ 1346.122107][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.122222][ T32] r10:61c88647 r9:852eec00 r8:853739ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.122290][ T32] r4:85373980 [ 1346.122339][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.122428][ T32] r10:00000000 r9:85373980 r8:8027ecf4 r7:eb1e9e60 r6:85376080 r5:852eec00 [ 1346.122481][ T32] r4:00000001 [ 1346.122555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.122641][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1346.122737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.122851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.122948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.123032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.123093][ T32] r4:8536bd00 [ 1346.124084][ T32] INFO: task kworker/0:451:4756 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.124214][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.124402][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.124546][ T32] Call trace: [ 1346.124628][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.155720][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.155820][ T32] r4:00000000 [ 1346.155875][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.156013][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.156121][ T32] 9d20: adb77000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.156204][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.156279][ T32] 9d60: 80000013 ffffffff [ 1346.156393][ T32] r5:80000013 r4:80239bb0 [ 1346.156456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.156565][ T32] r4:82ac21e4 [ 1346.156622][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.156731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.156792][ T32] r4:e8709dc0 [ 1346.156842][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.156943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.157000][ T32] r4:00000000 [ 1346.157117][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.157274][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.157342][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.157448][ T32] r5:00001000 r4:e0439000 [ 1346.157497][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.157591][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.157696][ T32] r5:85022b8c r4:85022800 [ 1346.157753][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.157863][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.157917][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.158027][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.158111][ T32] r4:84753f00 [ 1346.158173][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.158310][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.158375][ T32] r4:00000001 [ 1346.158428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.158522][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.158595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.158670][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.158739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.158840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.158915][ T32] r4:844bb800 [ 1346.158976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.159074][ T32] INFO: task kworker/0:452:4758 blocked for more than 472 seconds. [ 1346.159181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.159255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.159323][ T32] task:kworker/0:452 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.159596][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.160749][ T32] r4:852ee000 ** 1 printk messages dropped ** [ 1346.161147][ T32] r5:852ee000 r4:829187f0 [ 1346.161202][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.161492][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.161863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e040 ** 4 printk messages dropped ** [ 1346.162371][ T32] r5:00001000 r4:eac55000 [ 1346.162424][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.162516][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.162621][ T32] r5:8532cf8c r4:8532cc00 [ 1346.162675][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.162791][ T32] r7:dddced40 r6:83018000 r5:8532cf8c r4:85373a00 [ 1346.162843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.162972][ T32] r10:61c88647 r9:852ee000 r8:85373a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.163140][ T32] r4:85373a00 [ 1346.163205][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.163319][ T32] r10:00000000 r9:85373a00 r8:8027ecf4 r7:eb1e9e60 r6:85376100 r5:852ee000 [ 1346.163376][ T32] r4:00000001 [ 1346.163423][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.163504][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1346.163569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.163657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.163730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.163799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.163851][ T32] r4:85369140 [ 1346.195631][ T32] INFO: task kworker/0:452:4758 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.195876][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.196042][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.196179][ T32] Call trace: [ 1346.196257][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.196424][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.196646][ T32] r4:00000000 [ 1346.196715][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.196835][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.196919][ T32] 9d20: add6a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.196996][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.197059][ T32] 9d60: 80000013 ffffffff [ 1346.197145][ T32] r5:80000013 r4:80239bb0 [ 1346.197279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.197388][ T32] r4:82ac21e4 [ 1346.197470][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.197582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.197639][ T32] r4:e8709dc0 [ 1346.197687][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.197790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 2 printk messages dropped ** [ 1346.198002][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1346.198733][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1346.199884][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.200283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.200864][ T32] task:kworker/0:453 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.201525][ T32] r5:852f0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1346.201716][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.202329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e2c0 ** 1 printk messages dropped ** [ 1346.202439][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.202550][ T32] r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.202602][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.202699][ T32] r5:00001000 r4:eac93000 [ 1346.202748][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.202840][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.202935][ T32] r5:8532d38c r4:8532d000 [ 1346.202983][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.203089][ T32] r7:dddced40 r6:83018000 r5:8532d38c r4:85373a80 [ 1346.203138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.203272][ T32] r10:61c88647 r9:852f0c00 r8:85373aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.203337][ T32] r4:85373a80 [ 1346.203385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.203493][ T32] r10:00000000 r9:85373a80 r8:8027ecf4 r7:eb1e9e60 r6:85376180 r5:852f0c00 [ 1346.203549][ T32] r4:00000001 [ 1346.203629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.203717][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1346.204078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.204179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.204252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.204335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.204390][ T32] r4:8536e080 [ 1346.240225][ T32] INFO: task kworker/0:453:4760 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.240497][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.240665][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.240829][ T32] Call trace: [ 1346.240924][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.241075][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.241203][ T32] r4:00000000 [ 1346.241274][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.241373][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.241450][ T32] 9d20: ae179000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.241544][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.241609][ T32] 9d60: 80000013 ffffffff [ 1346.241671][ T32] r5:80000013 r4:80239bb0 [ 1346.241747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.241884][ T32] r4:82ac21e4 [ 1346.241958][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.242128][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1346.242581][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.242758][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1346.243195][ T32] r5:85022b8c r4:85022800 ** 6 printk messages dropped ** [ 1346.244269][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 2 printk messages dropped ** [ 1346.244526][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.244596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.244669][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.244737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.255508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.255632][ T32] r4:844bb800 [ 1346.255700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.255771][ T32] INFO: task kworker/0:454:4762 blocked for more than 472 seconds. [ 1346.255850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.255919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.255975][ T32] task:kworker/0:454 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.256101][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.256288][ T32] Call trace: [ 1346.256439][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.256596][ T32] r10:829187f4 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:852f0000 [ 1346.256661][ T32] r4:852f0000 [ 1346.256710][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.256812][ T32] r5:852f0000 r4:829187f0 [ 1346.256896][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.257003][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.257141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1346.257211][ T32] r4:00000000 [ 1346.257349][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.257485][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.257591][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.257719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e400 [ 1346.257847][ T32] r4:00000000 [ 1346.257907][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.258028][ T32] r9:83018005 r8:852f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.258088][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.258250][ T32] r5:00001000 r4:eacbb000 [ 1346.258314][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.258406][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.258505][ T32] r5:8532d78c r4:8532d400 [ 1346.258618][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.258775][ T32] r7:dddced40 r6:83018000 r5:8532d78c r4:85373b00 [ 1346.258838][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.258955][ T32] r10:61c88647 r9:852f0000 r8:85373b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.259015][ T32] r4:85373b00 [ 1346.259068][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.259202][ T32] r10:00000000 r9:85373b00 r8:8027ecf4 r7:eb1e9e60 r6:85376200 r5:852f0000 [ 1346.259280][ T32] r4:00000001 [ 1346.259338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.259435][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1346.259528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.259636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.259708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.259784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.259840][ T32] r4:8536e140 ** 2 printk messages dropped ** [ 1346.261122][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.261899][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 5 printk messages dropped ** [ 1346.262368][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.262915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 2 printk messages dropped ** [ 1346.263202][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.263256][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.263379][ T32] r5:00001000 r4:e0439000 [ 1346.263444][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.263535][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.263630][ T32] r5:85022b8c r4:85022800 [ 1346.263792][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.263916][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.264005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.264128][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.264186][ T32] r4:84753f00 [ 1346.264237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.264349][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.264485][ T32] r4:00000001 [ 1346.264540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.264625][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.288151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.288372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.288448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.288561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.288633][ T32] r4:844bb800 [ 1346.288697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.288810][ T32] INFO: task kworker/0:455:4764 blocked for more than 472 seconds. [ 1346.289054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.289145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.289223][ T32] task:kworker/0:455 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.289373][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.289515][ T32] Call trace: [ 1346.289601][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.289747][ T32] r10:829187f4 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:852f2400 [ 1346.289814][ T32] r4:852f2400 [ 1346.289865][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.289966][ T32] r5:852f2400 r4:829187f0 [ 1346.290022][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.290149][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.290384][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1346.290455][ T32] r4:00000000 [ 1346.290507][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.290606][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.290707][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.290839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e580 [ 1346.290928][ T32] r4:00000000 [ 1346.290980][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.291107][ T32] r9:83018005 r8:852f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1346.291166][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.291277][ T32] r5:00001000 r4:eae4d000 [ 1346.291391][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.291495][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.291598][ T32] r5:8532db8c r4:8532d800 [ 1346.291653][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.291766][ T32] r7:dddced40 r6:83018000 r5:8532db8c r4:85373b80 [ 1346.291819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.291931][ T32] r10:61c88647 r9:852f2400 r8:85373bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.291989][ T32] r4:85373b80 [ 1346.292045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.292160][ T32] r10:00000000 r9:85373b80 r8:8027ecf4 r7:eb1e9e60 r6:85376280 r5:852f2400 [ 1346.292222][ T32] r4:00000001 [ 1346.292280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.292402][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1346.292495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.292567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.292630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.292701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.292791][ T32] r4:8536e4c0 [ 1346.293937][ T32] INFO: task kworker/0:455:4764 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.294036][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.294211][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.294387][ T32] Call trace: [ 1346.294472][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.294631][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.294842][ T32] r4:00000000 [ 1346.325738][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.325921][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.326008][ T32] 9d20: ae70a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 4 printk messages dropped ** [ 1346.326490][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.326848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 9 printk messages dropped ** [ 1346.327721][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 12 printk messages dropped ** [ 1346.329248][ T32] r4:844bb800 ** 11 printk messages dropped ** [ 1346.331837][ T32] r5:852f3c00 r4:829187f0 ** 3 printk messages dropped ** [ 1346.332324][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.332446][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.332513][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.332861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e700 [ 1346.332979][ T32] r4:00000000 [ 1346.333027][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.333133][ T32] r9:83018005 r8:852f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.333173][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.333245][ T32] r5:00001000 r4:eae7d000 [ 1346.333284][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.333348][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.333421][ T32] r5:8532df8c r4:8532dc00 [ 1346.333454][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.333564][ T32] r7:dddced40 r6:83018000 r5:8532df8c r4:85373c00 [ 1346.333956][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.334043][ T32] r10:61c88647 r9:852f3c00 r8:85373c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.334099][ T32] r4:85373c00 [ 1346.334136][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.334214][ T32] r10:00000000 r9:85373c00 r8:8027ecf4 r7:eb1e9e60 r6:85376300 r5:852f3c00 [ 1346.334254][ T32] r4:00000001 [ 1346.334292][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.334352][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1346.334448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.334563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.334622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.353479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1346.369941][ T32] INFO: task kworker/0:456:4766 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 9 printk messages dropped ** [ 1346.371204][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1346.371908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 5 printk messages dropped ** [ 1346.372396][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.372927][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1346.373884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.374483][ T32] task:kworker/0:457 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.385987][ T32] r5:852f5400 r4:829187f0 ** 6 printk messages dropped ** [ 1346.386566][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1346.388123][ T32] r10:00000000 r9:85373c80 r8:8027ecf4 r7:eb1e9e60 r6:85376380 r5:852f5400 ** 12 printk messages dropped ** [ 1346.390513][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1346.391628][ T32] r4:e8709dc0 [ 1346.391676][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.391776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.391833][ T32] r4:00000000 [ 1346.391881][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.391999][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.392058][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.392176][ T32] r5:00001000 r4:e0439000 [ 1346.392235][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.392337][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.392439][ T32] r5:85022b8c r4:85022800 [ 1346.392491][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.392622][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.392686][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.392798][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.392854][ T32] r4:84753f00 [ 1346.392901][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.393006][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.393065][ T32] r4:00000001 [ 1346.393143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.393229][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.393305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.393377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.393442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.393532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.393710][ T32] r4:844bb800 [ 1346.393772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.393859][ T32] INFO: task kworker/0:458:4770 blocked for more than 472 seconds. [ 1346.393948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.394011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1346.394380][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.430586][ T32] r5:852f6000 r4:829187f0 [ 1346.430630][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.430715][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.431529][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.432338][ T32] r4:85373d00 ** 2 printk messages dropped ** [ 1346.432745][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.433010][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.443119][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 11 printk messages dropped ** [ 1346.444289][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1346.444803][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 14 printk messages dropped ** [ 1346.449481][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1346.450002][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.450701][ T32] r5:852f4800 r4:829187f0 ** 2 printk messages dropped ** [ 1346.450956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1346.451057][ T32] r4:00000000 [ 1346.451107][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.451188][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.451332][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.451431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ea80 [ 1346.451545][ T32] r4:00000000 [ 1346.451597][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.451690][ T32] r9:83018005 r8:852f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1346.451735][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.451817][ T32] r5:00001000 r4:eafc9000 [ 1346.451858][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.451979][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.452076][ T32] r5:8532eb8c r4:8532e800 [ 1346.452122][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.452210][ T32] r7:dddced40 r6:83018000 r5:8532eb8c r4:85373d80 [ 1346.452313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.452417][ T32] r10:61c88647 r9:852f4800 r8:85373dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.452529][ T32] r4:85373d80 [ 1346.452607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.452702][ T32] r10:00000000 r9:85373d80 r8:8027ecf4 r7:eb1e9e60 r6:85376480 r5:852f4800 [ 1346.452753][ T32] r4:00000001 [ 1346.452817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.452906][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 1346.452962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.453027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.453150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.453219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.453283][ T32] r4:8536e740 [ 1346.454135][ T32] INFO: task kworker/0:459:4772 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.454222][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.454412][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.454547][ T32] Call trace: [ 1346.454614][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.474218][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.474340][ T32] r4:00000000 [ 1346.474390][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.474511][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.474621][ T32] 9d20: af645000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.475368][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.475438][ T32] 9d60: 80000013 ffffffff [ 1346.475495][ T32] r5:80000013 r4:80239bb0 [ 1346.475540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.475641][ T32] r4:82ac21e4 [ 1346.475710][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.475812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.475929][ T32] r4:e8709dc0 [ 1346.475983][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.476086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.476169][ T32] r4:00000000 [ 1346.476220][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.476396][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.476595][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.476710][ T32] r5:00001000 r4:e0439000 [ 1346.476756][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.476839][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.476956][ T32] r5:85022b8c r4:85022800 [ 1346.477024][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.477196][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.477246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.477345][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.477395][ T32] r4:84753f00 [ 1346.477444][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.477542][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.477593][ T32] r4:00000001 [ 1346.477637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.477712][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.477770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.477835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.477907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.477972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.478030][ T32] r4:844bb800 [ 1346.478082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.478145][ T32] INFO: task kworker/0:460:4775 blocked for more than 472 seconds. [ 1346.478213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.478272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.478421][ T32] task:kworker/0:460 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.478544][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.478695][ T32] Call trace: [ 1346.478773][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.478894][ T32] r10:829187f4 r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:852f6c00 [ 1346.478940][ T32] r4:852f6c00 ** 1 printk messages dropped ** [ 1346.479038][ T32] r5:852f6c00 r4:829187f0 [ 1346.479089][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.479289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 ** 6 printk messages dropped ** [ 1346.479817][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.480224][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.480325][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.480428][ T32] r5:8532ef8c r4:8532ec00 [ 1346.480478][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.480576][ T32] r7:dddced40 r6:83018000 r5:8532ef8c r4:85373e00 [ 1346.480661][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.480830][ T32] r10:61c88647 r9:852f6c00 r8:85373e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.480896][ T32] r4:85373e00 [ 1346.480998][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.481148][ T32] r10:00000000 r9:85373e00 r8:8027ecf4 r7:eb1e9e60 r6:85376500 r5:852f6c00 [ 1346.481237][ T32] r4:00000001 [ 1346.481311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.481400][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1346.481458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.481516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.481581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.482762][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.483754][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.483972][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1346.484584][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1346.516214][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1346.516474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.516869][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.517256][ T32] r5:852f3000 r4:829187f0 [ 1346.517279][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.517616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ee80 ** 16 printk messages dropped ** [ 1346.518616][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1346.519727][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 11 printk messages dropped ** [ 1346.520249][ T32] r4:e8709dc0 ** 7 printk messages dropped ** [ 1346.520613][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.520933][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.520959][ T32] r4:84753f00 [ 1346.520980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.521082][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.521171][ T32] r4:00000001 [ 1346.521233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.521318][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.521352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.521383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.521449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.521520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.521557][ T32] r4:844bb800 [ 1346.521620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.521654][ T32] INFO: task kworker/0:462:4779 blocked for more than 473 seconds. [ 1346.521714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.521777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.521830][ T32] task:kworker/0:462 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.521931][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.522027][ T32] Call trace: [ 1346.522062][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.522114][ T32] r10:829187f4 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:852f1800 [ 1346.522138][ T32] r4:852f1800 [ 1346.522158][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.522203][ T32] r5:852f1800 r4:829187f0 [ 1346.522223][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.522265][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.522318][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1346.522342][ T32] r4:00000000 [ 1346.522363][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.522404][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.522463][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.522515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389040 [ 1346.522540][ T32] r4:00000000 [ 1346.522573][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.522626][ T32] r9:83018005 r8:852f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.522650][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.522695][ T32] r5:00001000 r4:eb185000 [ 1346.522715][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.522768][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.522832][ T32] r5:853e438c r4:853e4000 [ 1346.522866][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.522927][ T32] r7:dddced40 r6:83018000 r5:853e438c r4:85373f00 [ 1346.522950][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.523017][ T32] r10:61c88647 r9:852f1800 r8:85373f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.523049][ T32] r4:85373f00 [ 1346.523100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.523156][ T32] r10:00000000 r9:85373f00 r8:8027ecf4 r7:eb30de60 r6:85376600 r5:852f1800 [ 1346.523213][ T32] r4:00000001 [ 1346.523238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.523277][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1346.523337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.523375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.523405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.523475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.523505][ T32] r4:8536ec80 [ 1346.523872][ T32] INFO: task kworker/0:462:4779 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.523930][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.523991][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.524118][ T32] Call trace: [ 1346.524175][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.524269][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.524343][ T32] r4:00000000 [ 1346.524408][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1346.524526][ T32] 9d20: afb82000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.524560][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.524587][ T32] 9d60: 80000013 ffffffff [ 1346.524634][ T32] r5:80000013 r4:80239bb0 [ 1346.545560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.545789][ T32] r4:82ac21e4 [ 1346.545848][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.545999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.546074][ T32] r4:e8709dc0 [ 1346.546102][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.546154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.546180][ T32] r4:00000000 [ 1346.546201][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.546255][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.546309][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.546366][ T32] r5:00001000 r4:e0439000 [ 1346.546389][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.546447][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.546527][ T32] r5:85022b8c r4:85022800 [ 1346.546557][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.546615][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.546640][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.546720][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.546751][ T32] r4:84753f00 [ 1346.546804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.546860][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.546925][ T32] r4:00000001 [ 1346.546976][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.547025][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.547061][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.547275][ T32] INFO: task kworker/0:463:4781 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.547442][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.547492][ T32] Call trace: [ 1346.547526][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.547679][ T32] r10:829187f4 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:853e8000 [ 1346.547711][ T32] r4:853e8000 [ 1346.547749][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.547802][ T32] r5:853e8000 r4:829187f0 [ 1346.547826][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.547872][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.547937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1346.547962][ T32] r4:00000000 [ 1346.548021][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.548094][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.548172][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.548261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b480 [ 1346.548318][ T32] r4:00000000 [ 1346.548385][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.548490][ T32] r9:83018005 r8:853e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1346.548542][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.548634][ T32] r5:00001000 r4:eb111000 [ 1346.548686][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.548792][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.548913][ T32] r5:8532fb8c r4:8532f800 [ 1346.548964][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.549073][ T32] r7:dddced40 r6:83018000 r5:8532fb8c r4:85373f80 [ 1346.549160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.549467][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.549709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1346.550810][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1346.551138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1346.551415][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1346.551686][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1346.552060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.552420][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.552803][ T32] r5:849f3c00 r4:829187f0 [ 1346.552831][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.553322][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.553728][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.554219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1346.577043][ T32] INFO: task kworker/0:464:4782 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 10 printk messages dropped ** [ 1346.578179][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1346.578542][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1346.579162][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1346.579706][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1346.579883][ T32] r4:00000001 [ 1346.579937][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.579984][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.580040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.580080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.580214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.580403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.580448][ T32] r4:844bb800 [ 1346.580480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.580565][ T32] INFO: task kworker/0:465:4786 blocked for more than 473 seconds. [ 1346.580610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.580639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.580661][ T32] task:kworker/0:465 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.580775][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.580835][ T32] Call trace: [ 1346.580869][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.580924][ T32] r10:829187f4 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:849f6000 [ 1346.580950][ T32] r4:849f6000 [ 1346.580992][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.581068][ T32] r5:849f6000 r4:829187f0 [ 1346.581113][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.581198][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.581323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1346.581380][ T32] r4:00000000 [ 1346.581440][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.581536][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.581618][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.581670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389280 [ 1346.581695][ T32] r4:00000000 [ 1346.581716][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.581763][ T32] r9:83018005 r8:849f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1346.581785][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.581954][ T32] r5:00001000 r4:eb1b7000 [ 1346.581984][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.582039][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.582084][ T32] r5:853e478c r4:853e4400 [ 1346.582139][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.582195][ T32] r7:dddced40 r6:83018000 r5:853e478c r4:85387100 [ 1346.582246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.582335][ T32] r10:61c88647 r9:849f6000 r8:8538712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.582364][ T32] r4:85387100 [ 1346.582385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.582459][ T32] r10:00000000 r9:85387100 r8:8027ecf4 r7:eb311e60 r6:85387180 r5:849f6000 [ 1346.582515][ T32] r4:00000001 [ 1346.582539][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.582579][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1346.582625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.582689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.582722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.582753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.582805][ T32] r4:853891c0 [ 1346.583323][ T32] INFO: task kworker/0:465:4786 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.583365][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.583859][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 7 printk messages dropped ** [ 1346.584139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 6 printk messages dropped ** [ 1346.584514][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.607485][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1346.607916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1346.608376][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.608776][ T32] r5:85348000 r4:829187f0 [ 1346.608834][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.608912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.609036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1346.609143][ T32] r4:00000000 [ 1346.609182][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.609233][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.609285][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.609365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389480 [ 1346.609396][ T32] r4:00000000 [ 1346.609418][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.609526][ T32] r9:83018005 r8:85348000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1346.609583][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.609635][ T32] r5:00001000 r4:eb1d7000 [ 1346.609661][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.609752][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.609811][ T32] r5:853e4b8c r4:853e4800 [ 1346.609889][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.609964][ T32] r7:dddced40 r6:83018000 r5:853e4b8c r4:85387200 [ 1346.609991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.610050][ T32] r10:61c88647 r9:85348000 r8:8538722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.610074][ T32] r4:85387200 [ 1346.610129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.610211][ T32] r10:00000000 r9:85387200 r8:8027ecf4 r7:eb315e60 r6:85387280 r5:85348000 [ 1346.610268][ T32] r4:00000001 [ 1346.610296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.610336][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1346.610364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.610425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.610458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.610518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.610546][ T32] r4:853891c0 [ 1346.611196][ T32] INFO: task kworker/0:466:4787 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.611255][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.611463][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.611570][ T32] Call trace: [ 1346.611648][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.611708][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.611793][ T32] r4:00000000 [ 1346.611855][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.611952][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.612053][ T32] 9d20: b04db000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.612113][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.612173][ T32] 9d60: 80000013 ffffffff [ 1346.612236][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1346.612415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 12 printk messages dropped ** [ 1346.613120][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 10 printk messages dropped ** [ 1346.613911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1346.614489][ T32] r4:84830c00 ** 1 printk messages dropped ** [ 1346.614619][ T32] r5:84830c00 r4:829187f0 [ 1346.633950][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.634179][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.634261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1346.634296][ T32] r4:00000000 [ 1346.634319][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.634389][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.634470][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.634521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389900 [ 1346.634573][ T32] r4:00000000 [ 1346.634665][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.635088][ T32] r9:83018005 r8:84830c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1346.635155][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.635223][ T32] r5:00001000 r4:eb339000 [ 1346.635246][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.635295][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.635341][ T32] r5:853e538c r4:853e5000 [ 1346.635395][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.635585][ T32] r4:85387300 ** 6 printk messages dropped ** [ 1346.635963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.637306][ T32] 9d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1346.637652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 11 printk messages dropped ** [ 1346.638356][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1346.639036][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.639548][ T32] r5:84831800 r4:829187f0 ** 3 printk messages dropped ** [ 1346.639781][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.640155][ T32] r9:83018005 r8:84831800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 13 printk messages dropped ** [ 1346.640805][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.641732][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.642296][ T32] 9d60: 80000013 ffffffff ** 8 printk messages dropped ** [ 1346.642723][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.643267][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1346.643455][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.643479][ T32] r4:84753f00 [ 1346.643498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.643562][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.643624][ T32] r4:00000001 [ 1346.643661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.643703][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.643762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.643798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.643826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.643857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.643880][ T32] r4:844bb800 [ 1346.643902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.643929][ T32] INFO: task kworker/1:364:4793 blocked for more than 473 seconds. [ 1346.644000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.644071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.644103][ T32] task:kworker/1:364 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.644214][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.644265][ T32] Call trace: [ 1346.644301][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.644368][ T32] r10:829187f4 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:84830000 [ 1346.644397][ T32] r4:84830000 [ 1346.644418][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.644493][ T32] r5:84830000 r4:829187f0 [ 1346.644545][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.644710][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.685535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 1346.685663][ T32] r4:00000000 [ 1346.685719][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.685849][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.685943][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.686058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb3c0 [ 1346.686112][ T32] r4:00000000 [ 1346.686160][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.686277][ T32] r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1346.686341][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.686440][ T32] r5:00001000 r4:eb35b000 [ 1346.686485][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.686596][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.686696][ T32] r5:847c5b8c r4:847c5800 [ 1346.686837][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.686952][ T32] r7:ddde2d40 r6:83018200 r5:847c5b8c r4:85376700 [ 1346.687001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.687119][ T32] r10:61c88647 r9:84830000 r8:8537672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.687172][ T32] r4:85376700 [ 1346.687218][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.687344][ T32] r10:00000000 r9:85376700 r8:8027ecf4 r7:ead35e60 r6:85387500 r5:84830000 [ 1346.687425][ T32] r4:00000001 [ 1346.687479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1346.688524][ T32] INFO: task kworker/1:364:4793 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 16 printk messages dropped ** [ 1346.689464][ T32] r4:e8709dc0 ** 8 printk messages dropped ** [ 1346.689854][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1346.690505][ T32] r4:844bb800 ** 5 printk messages dropped ** [ 1346.690846][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.691244][ T32] r5:84833000 r4:829187f0 ** 3 printk messages dropped ** [ 1346.691538][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.692224][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.692603][ T32] r7:dddced40 r6:83018000 r5:853e5f8c r4:85387580 [ 1346.692631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.692707][ T32] r10:61c88647 r9:84833000 r8:853875ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.692763][ T32] r4:85387580 [ 1346.692815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.692911][ T32] r10:00000000 r9:85387580 r8:8027ecf4 r7:eb325e60 r6:85387600 r5:84833000 [ 1346.692999][ T32] r4:00000001 [ 1346.693060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.693167][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1346.693232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.693305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.693431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.693634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.693709][ T32] r4:85389780 [ 1346.694328][ T32] INFO: task kworker/0:469:4795 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.694420][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.694517][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.694568][ T32] Call trace: [ 1346.711164][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.711276][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.711305][ T32] r4:00000000 [ 1346.711331][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.711439][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.711524][ T32] 9d20: b0f0a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.711605][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.711666][ T32] 9d60: 80000013 ffffffff [ 1346.711720][ T32] r5:80000013 r4:80239bb0 [ 1346.711790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.712017][ T32] r4:82ac21e4 [ 1346.712105][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.712209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.712262][ T32] r4:e8709dc0 [ 1346.713044][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.713201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.713257][ T32] r4:00000000 [ 1346.713298][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.713362][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.713436][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.713649][ T32] r5:00001000 r4:e0439000 [ 1346.713774][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.713887][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.713952][ T32] r5:85022b8c r4:85022800 [ 1346.714139][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.714198][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.714253][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.714364][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.714497][ T32] r4:84753f00 [ 1346.714525][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.730206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.731277][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.731852][ T32] r5:84833c00 r4:829187f0 [ 1346.731903][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.732636][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.733321][ T32] r5:853e578c r4:853e5400 ** 6 printk messages dropped ** [ 1346.733626][ T32] r10:00000000 r9:85387680 r8:8027ecf4 r7:eb329e60 r6:85387700 r5:84833c00 ** 6 printk messages dropped ** [ 1346.733878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.733904][ T32] r4:85389780 [ 1346.734526][ T32] INFO: task kworker/0:470:4796 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.734616][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.754509][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.755801][ T32] Call trace: [ 1346.755903][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.755983][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.756010][ T32] r4:00000000 [ 1346.756044][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.756117][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.756166][ T32] 9d20: b13d1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.756199][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.756224][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1346.756434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 15 printk messages dropped ** [ 1346.757700][ T32] r4:84753f00 ** 8 printk messages dropped ** [ 1346.758574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1346.759467][ T32] r5:84834800 r4:829187f0 ** 3 printk messages dropped ** [ 1346.759616][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.760226][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1346.762254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1346.763756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1346.796439][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.796501][ T32] r4:84753f00 [ 1346.796607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.796724][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.796780][ T32] r4:00000001 [ 1346.796828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.796929][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.797001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.797076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.797159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.797229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.797306][ T32] r4:844bb800 [ 1346.797371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.797462][ T32] INFO: task kworker/0:472:4801 blocked for more than 473 seconds. [ 1346.797537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.797595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.797665][ T32] task:kworker/0:472 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.797792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.797951][ T32] Call trace: [ 1346.798101][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.798212][ T32] r10:829187f4 r9:eb361d84 r8:00000002 r7:60000113 r6:eb361d8c r5:84835400 [ 1346.798265][ T32] r4:84835400 [ 1346.798311][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.798407][ T32] r5:84835400 r4:829187f0 [ 1346.798456][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.798548][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.798661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 [ 1346.798715][ T32] r4:00000000 [ 1346.798759][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.798842][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.798958][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.799108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389f40 [ 1346.799165][ T32] r4:00000000 [ 1346.799244][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.799393][ T32] r9:83018005 r8:84835400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1346.799449][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.799995][ T32] r7:dddced40 r6:83018000 r5:853e638c r4:85387880 ** 8 printk messages dropped ** [ 1346.800700][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.802163][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.802898][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1346.803310][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1346.803675][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1346.827110][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1346.827776][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1346.828524][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.828998][ T32] r10:829187f4 r9:eb36dd84 r8:00000002 r7:60000113 r6:eb36dd8c r5:84836000 [ 1346.829022][ T32] r4:84836000 [ 1346.829051][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.829176][ T32] r5:84836000 r4:829187f0 [ 1346.829207][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.829253][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.829307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1346.829331][ T32] r4:00000000 [ 1346.829351][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.829392][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.829435][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.829481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374280 [ 1346.829505][ T32] r4:00000000 [ 1346.829526][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.829578][ T32] r9:83018005 r8:84836000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1346.829601][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.829705][ T32] r5:00001000 r4:eb375000 [ 1346.829733][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.829835][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.829885][ T32] r5:853e678c r4:853e6400 [ 1346.829908][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.829956][ T32] r7:dddced40 r6:83018000 r5:853e678c r4:85387980 [ 1346.829978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.830028][ T32] r10:61c88647 r9:84836000 r8:853879ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.830080][ T32] r4:85387980 [ 1346.830131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.830185][ T32] r10:00000000 r9:85387980 r8:8027ecf4 r7:eb361e60 r6:85387a00 r5:84836000 [ 1346.830238][ T32] r4:00000001 [ 1346.830262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.830305][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1346.830363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.830398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.830427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.830458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.830482][ T32] r4:85374600 [ 1346.831047][ T32] INFO: task kworker/0:473:4804 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.831091][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.831202][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.831315][ T32] Call trace: [ 1346.831415][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.831484][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.831511][ T32] r4:00000000 [ 1346.831533][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.831576][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.831608][ T32] 9d20: b1baf000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.831639][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.831702][ T32] 9d60: 80000013 ffffffff [ 1346.831735][ T32] r5:80000013 r4:80239bb0 [ 1346.831787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.831839][ T32] r4:82ac21e4 [ 1346.831895][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.831994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.832039][ T32] r4:e8709dc0 [ 1346.832067][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.832116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.832172][ T32] r4:00000000 [ 1346.832197][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.832250][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.832290][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.832342][ T32] r5:00001000 r4:e0439000 [ 1346.832364][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.832405][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.832449][ T32] r5:85022b8c r4:85022800 [ 1346.832470][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.832520][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.832541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.832630][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1346.832846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.833208][ T32] task:kworker/0:474 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.833533][ T32] r5:84836c00 r4:829187f0 [ 1346.833596][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.833907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397040 ** 9 printk messages dropped ** [ 1346.834568][ T32] r7:dddced40 r6:83018000 r5:853e6b8c r4:85387a80 ** 6 printk messages dropped ** [ 1346.859682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.860041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.860109][ T32] r4:85389f00 [ 1346.861299][ T32] INFO: task kworker/0:474:4805 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.861556][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.861732][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.861864][ T32] Call trace: [ 1346.861942][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.862099][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.862163][ T32] r4:00000000 [ 1346.862231][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.862333][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.862398][ T32] 9d20: b1e25000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.862583][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.862645][ T32] 9d60: 80000013 ffffffff [ 1346.862729][ T32] r5:80000013 r4:80239bb0 [ 1346.862809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.862902][ T32] r4:82ac21e4 [ 1346.862949][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.863042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.863153][ T32] r4:e8709dc0 [ 1346.863203][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.863297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.863345][ T32] r4:00000000 [ 1346.863385][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.863482][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.863529][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.863613][ T32] r5:00001000 r4:e0439000 [ 1346.863654][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.863763][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.863855][ T32] r5:85022b8c r4:85022800 [ 1346.863898][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.863992][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.864098][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.864272][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.864330][ T32] r4:84753f00 [ 1346.864374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.864464][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.864511][ T32] r4:00000001 [ 1346.864552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.864625][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.864765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.887509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.887603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.887671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.887722][ T32] r4:844bb800 [ 1346.887771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.887840][ T32] INFO: task kworker/0:475:4808 blocked for more than 473 seconds. [ 1346.887911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.887960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.888022][ T32] task:kworker/0:475 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.888138][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.888267][ T32] Call trace: [ 1346.888390][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.888500][ T32] r10:829187f4 r9:eb385d84 r8:00000002 r7:60000113 r6:eb385d8c r5:84832400 [ 1346.888619][ T32] r4:84832400 [ 1346.888705][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.888869][ T32] r5:84832400 r4:829187f0 [ 1346.888957][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.889048][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.889166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 [ 1346.889231][ T32] r4:00000000 [ 1346.889280][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.889361][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.889534][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.889622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397280 [ 1346.889689][ T32] r4:00000000 [ 1346.889733][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.889827][ T32] r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1346.889871][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.889953][ T32] r5:00001000 r4:eb38d000 [ 1346.890030][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.890114][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.890231][ T32] r5:853e6f8c r4:853e6c00 [ 1346.890304][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.890435][ T32] r7:dddced40 r6:83018000 r5:853e6f8c r4:85387b80 [ 1346.890517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.890613][ T32] r10:61c88647 r9:84832400 r8:85387bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.890697][ T32] r4:85387b80 [ 1346.890742][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.890833][ T32] r10:00000000 r9:85387b80 r8:8027ecf4 r7:eb379e60 r6:85387c00 r5:84832400 [ 1346.890879][ T32] r4:00000001 [ 1346.890939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.891010][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1346.891064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.891151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.891272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.891359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.891409][ T32] r4:853971c0 [ 1346.892314][ T32] INFO: task kworker/0:475:4808 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.892388][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.892540][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.892696][ T32] Call trace: [ 1346.892851][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.893064][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.893139][ T32] r4:00000000 [ 1346.893182][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.893268][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.893329][ T32] 9d20: b213a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 7 printk messages dropped ** [ 1346.893925][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1346.894136][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.894419][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.906860][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1346.907218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.907450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.907476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.907529][ T32] task:kworker/0:476 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.907599][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.907650][ T32] Call trace: [ 1346.907713][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.907806][ T32] r10:829187f4 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:85458000 [ 1346.907853][ T32] r4:85458000 [ 1346.907885][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.907932][ T32] r5:85458000 r4:829187f0 [ 1346.907953][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.908009][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.908138][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1346.908182][ T32] r4:00000000 [ 1346.908209][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.908252][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.908337][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.908387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853974c0 [ 1346.908468][ T32] r4:00000000 [ 1346.908506][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.908563][ T32] r9:83018005 r8:85458000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1346.908588][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.908732][ T32] r5:00001000 r4:dff35000 [ 1346.908788][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.908834][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.908878][ T32] r5:853e738c r4:853e7000 [ 1346.908899][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.908948][ T32] r7:dddced40 r6:83018000 r5:853e738c r4:85387c80 [ 1346.908969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.909020][ T32] r10:61c88647 r9:85458000 r8:85387cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.909045][ T32] r4:85387c80 [ 1346.909064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.909155][ T32] r10:00000000 r9:85387c80 r8:8027ecf4 r7:eb385e60 r6:85387d00 r5:85458000 [ 1346.909215][ T32] r4:00000001 [ 1346.909241][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.909286][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1346.909319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.909350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.909378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.909410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.909463][ T32] r4:853971c0 [ 1346.910055][ T32] INFO: task kworker/0:476:4809 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.910104][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.910169][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.910279][ T32] Call trace: [ 1346.910347][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.910430][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.910460][ T32] r4:00000000 [ 1346.910481][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.910525][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.910557][ T32] 9d20: b213a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.910588][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.910613][ T32] 9d60: 80000013 ffffffff [ 1346.910684][ T32] r5:80000013 r4:80239bb0 [ 1346.910739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.910786][ T32] r4:82ac21e4 [ 1346.910808][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.910914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.910944][ T32] r4:e8709dc0 [ 1346.910995][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.911076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.911104][ T32] r4:00000000 [ 1346.911128][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.911178][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1346.911402][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1346.911622][ T32] r4:84753f00 [ 1346.911656][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.911725][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.911882][ T32] r4:00000001 [ 1346.911986][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.912050][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.912082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.912120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.912172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.912224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.912252][ T32] r4:844bb800 [ 1346.912281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.912324][ T32] INFO: task kworker/0:477:4812 blocked for more than 473 seconds. [ 1346.912359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.912383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.912404][ T32] task:kworker/0:477 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.912451][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.912545][ T32] Call trace: [ 1346.912581][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.912632][ T32] r10:829187f4 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:85458c00 [ 1346.912657][ T32] r4:85458c00 [ 1346.912712][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.912782][ T32] r5:85458c00 r4:829187f0 [ 1346.912806][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.912851][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.912902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1346.912950][ T32] r4:00000000 [ 1346.912974][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1346.913086][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1346.913149][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.913195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397600 [ 1346.913219][ T32] r4:00000000 [ 1346.913239][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.913294][ T32] r9:83018005 r8:85458c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1346.913316][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.913394][ T32] r5:00001000 r4:e0381000 [ 1346.913421][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.913463][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.913507][ T32] r5:853e778c r4:853e7400 [ 1346.913557][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.913637][ T32] r7:dddced40 r6:83018000 r5:853e778c r4:85387d80 [ 1346.913663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.913745][ T32] r10:61c88647 r9:85458c00 r8:85387dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.913773][ T32] r4:85387d80 [ 1346.913794][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.913842][ T32] r10:00000000 r9:85387d80 r8:8027ecf4 r7:eb355e60 r6:85387e00 r5:85458c00 [ 1346.913866][ T32] r4:00000001 [ 1346.913886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.913951][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1346.913984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.914015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.914042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.914075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.914098][ T32] r4:85397340 [ 1346.914434][ T32] INFO: task kworker/0:477:4812 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.914505][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.914627][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.914679][ T32] Call trace: [ 1346.937560][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.937671][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.937699][ T32] r4:00000000 [ 1346.937722][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.937767][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.937804][ T32] 9d20: b267e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.937836][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.937890][ T32] 9d60: 80000013 ffffffff [ 1346.937921][ T32] r5:80000013 r4:80239bb0 [ 1346.937963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.938045][ T32] r4:82ac21e4 [ 1346.938071][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1346.938347][ T32] r4:00000000 [ 1346.938390][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.938461][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.938489][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.938570][ T32] r5:00001000 r4:e0439000 [ 1346.938616][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.938664][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.938739][ T32] r5:85022b8c r4:85022800 [ 1346.938765][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.938817][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.938839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.938917][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.938945][ T32] r4:84753f00 [ 1346.938966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.939016][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.939040][ T32] r4:00000001 [ 1346.939060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.939096][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.939124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.939154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.939183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.939245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.939314][ T32] r4:844bb800 [ 1346.939344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.939404][ T32] INFO: task kworker/0:478:4814 blocked for more than 473 seconds. [ 1346.939445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.939473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.939509][ T32] task:kworker/0:478 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.939635][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.939722][ T32] Call trace: [ 1346.939757][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.939810][ T32] r10:829187f4 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85459800 [ 1346.939863][ T32] r4:85459800 [ 1346.939889][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1346.939965][ T32] r5:85459800 r4:829187f0 [ 1346.939991][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.940289][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.940698][ T32] r5:853e7b8c r4:853e7800 ** 6 printk messages dropped ** [ 1346.941151][ T32] r10:00000000 r9:85387e80 r8:8027ecf4 r7:eb391e60 r6:85387f00 r5:85459800 ** 8 printk messages dropped ** [ 1346.942055][ T32] INFO: task kworker/0:478:4814 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 10 printk messages dropped ** [ 1346.942707][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1346.942911][ T32] r4:e8709dc0 ** 7 printk messages dropped ** [ 1346.943194][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.943281][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.943333][ T32] r5:85022b8c r4:85022800 [ 1346.943355][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.943406][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.943427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.943475][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.943499][ T32] r4:84753f00 [ 1346.943519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.943579][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.943607][ T32] r4:00000001 [ 1346.943629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.943695][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.943756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.943849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.943911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.943953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.943983][ T32] r4:844bb800 [ 1346.944006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.944112][ T32] INFO: task kworker/0:479:4816 blocked for more than 473 seconds. [ 1346.944177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.944205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.944228][ T32] task:kworker/0:479 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.944312][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.944417][ T32] Call trace: [ 1346.944478][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1346.944539][ T32] r10:829187f4 r9:eb39dd84 r8:00000002 r7:60000113 r6:eb39dd8c r5:8545a400 ** 2 printk messages dropped ** [ 1346.964618][ T32] r5:8545a400 r4:829187f0 [ 1346.965454][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.965621][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.965930][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.966310][ T32] r5:853e7f8c r4:853e7c00 ** 2 printk messages dropped ** [ 1346.966504][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.967192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.967425][ T32] r4:85397580 [ 1346.968202][ T32] INFO: task kworker/0:479:4816 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1346.968257][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.968344][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.968423][ T32] Call trace: [ 1346.968494][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1346.968550][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1346.968576][ T32] r4:00000000 [ 1346.968597][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.968641][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1346.968674][ T32] 9d20: b2a04000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1346.968734][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1346.968767][ T32] 9d60: 80000013 ffffffff [ 1346.968794][ T32] r5:80000013 r4:80239bb0 [ 1346.968816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.968860][ T32] r4:82ac21e4 [ 1346.968881][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.968926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1346.968949][ T32] r4:e8709dc0 [ 1346.968969][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1346.969019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1346.969043][ T32] r4:00000000 [ 1346.969063][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1346.969183][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.969215][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.969272][ T32] r5:00001000 r4:e0439000 [ 1346.969294][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.969341][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.969433][ T32] r5:85022b8c r4:85022800 [ 1346.969460][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.969539][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.969594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.969649][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.969673][ T32] r4:84753f00 [ 1346.969721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.969815][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.969843][ T32] r4:00000001 [ 1346.969866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.969905][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1346.969934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.969963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.969992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.970022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1346.970331][ T32] task:kworker/0:480 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.970709][ T32] r5:8545b000 r4:829187f0 ** 2 printk messages dropped ** [ 1346.970858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 ** 6 printk messages dropped ** [ 1346.971131][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.971668][ T32] r10:61c88647 r9:8545b000 r8:853a70ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1346.972272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1346.973270][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 8 printk messages dropped ** [ 1346.973696][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1346.973953][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.973975][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.974080][ T32] r5:00001000 r4:e0439000 [ 1346.974106][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1346.974170][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.974249][ T32] r5:85022b8c r4:85022800 [ 1346.974281][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.974344][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1346.974385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.974438][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.974497][ T32] r4:84753f00 [ 1346.974521][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.974571][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1346.974595][ T32] r4:00000001 [ 1346.974689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.000076][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.000286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.000394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.000459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.000535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.000591][ T32] r4:844bb800 [ 1347.000679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.000749][ T32] INFO: task kworker/0:481:4820 blocked for more than 473 seconds. [ 1347.000850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.000905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.000974][ T32] task:kworker/0:481 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.001151][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.001392][ T32] Call trace: [ 1347.001546][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.001894][ T32] r5:8545bc00 r4:829187f0 [ 1347.001972][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.002239][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.002714][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.003527][ T32] r10:61c88647 r9:8545bc00 r8:853a71ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.003581][ T32] r4:853a7180 [ 1347.003622][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.003705][ T32] r10:00000000 r9:853a7180 r8:8027ecf4 r7:eb215e60 r6:853a7200 r5:8545bc00 [ 1347.003751][ T32] r4:00000001 [ 1347.003826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.003907][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1347.003960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.004017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.004109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.004173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.004221][ T32] r4:85397880 [ 1347.019568][ T32] INFO: task kworker/0:481:4820 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.019729][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.019811][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.019881][ T32] Call trace: [ 1347.019916][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.020007][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.020077][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.020288][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1347.020526][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1347.020792][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1347.021271][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1347.021952][ T32] r4:844bb800 ** 5 printk messages dropped ** [ 1347.022752][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.023019][ T32] r5:8545c800 r4:829187f0 [ 1347.023039][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.023214][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.023252][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.023309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b0c0 [ 1347.023335][ T32] r4:00000000 [ 1347.023356][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.023438][ T32] r9:83018005 r8:8545c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1347.023465][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.023619][ T32] r5:00001000 r4:eacbd000 [ 1347.023685][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.023787][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.023872][ T32] r5:8542978c r4:85429400 [ 1347.023922][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.023980][ T32] r7:dddced40 r6:83018000 r5:8542978c r4:853a7280 [ 1347.024003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.024062][ T32] r10:61c88647 r9:8545c800 r8:853a72ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.024087][ T32] r4:853a7280 [ 1347.024138][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.024193][ T32] r10:00000000 r9:853a7280 r8:8027ecf4 r7:eb229e60 r6:853a7300 r5:8545c800 [ 1347.024246][ T32] r4:00000001 [ 1347.024305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.024373][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1347.024432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.024468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.024540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.024575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1347.049391][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.050826][ T32] r4:e8709dc0 ** 9 printk messages dropped ** [ 1347.051696][ T32] r5:85022b8c r4:85022800 ** 6 printk messages dropped ** [ 1347.052174][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 2 printk messages dropped ** [ 1347.052336][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.052390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.052473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.052629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.052710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.052756][ T32] r4:844bb800 [ 1347.052827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.052884][ T32] INFO: task kworker/0:483:4824 blocked for more than 473 seconds. [ 1347.053019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.053072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.053142][ T32] task:kworker/0:483 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.053261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.053364][ T32] Call trace: [ 1347.053421][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.053507][ T32] r10:829187f4 r9:eb259d84 r8:00000002 r7:60000113 r6:eb259d8c r5:8545d400 ** 4 printk messages dropped ** [ 1347.053831][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1347.067342][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1347.068802][ T32] INFO: task kworker/0:483:4824 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 16 printk messages dropped ** [ 1347.069845][ T32] r4:e8709dc0 ** 9 printk messages dropped ** [ 1347.070461][ T32] r5:85022b8c r4:85022800 ** 11 printk messages dropped ** [ 1347.070975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.071003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.071326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.071414][ T32] r4:844bb800 [ 1347.071476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.071550][ T32] INFO: task kworker/0:484:4826 blocked for more than 473 seconds. [ 1347.071643][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.071909][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.072680][ T32] r5:8545e000 r4:829187f0 ** 2 printk messages dropped ** [ 1347.072879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 ** 11 printk messages dropped ** [ 1347.073533][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.074141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1347.098945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1347.099277][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.099337][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.099389][ T32] r5:00001000 r4:e0439000 [ 1347.099410][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.099452][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.099527][ T32] r5:85022b8c r4:85022800 [ 1347.099560][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.099630][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.099658][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.099738][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.099768][ T32] r4:84753f00 [ 1347.099790][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.099840][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.099865][ T32] r4:00000001 [ 1347.099886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.099924][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.099953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.100015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.100067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.100105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1347.100302][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.100696][ T32] r5:8545ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1347.100760][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1347.101680][ T32] r7:dddced40 r6:83018000 r5:8542938c r4:853a7580 ** 5 printk messages dropped ** [ 1347.102168][ T32] r4:00000001 [ 1347.102212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.102286][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1347.102346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.102411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.102472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.102538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.102616][ T32] r4:8529df40 [ 1347.103181][ T32] INFO: task kworker/0:485:4827 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.103223][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.103384][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.103467][ T32] Call trace: [ 1347.103504][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.103586][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 7 printk messages dropped ** [ 1347.103908][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1347.130488][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1347.131756][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.132418][ T32] r5:84490000 r4:829187f0 [ 1347.132458][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 15 printk messages dropped ** [ 1347.133582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.134431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1347.140718][ T32] 9d20: b3a98000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 13 printk messages dropped ** [ 1347.141847][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1347.143252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.143635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.143686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.143791][ T32] task:kworker/0:487 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.143927][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.144010][ T32] Call trace: [ 1347.144082][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.144175][ T32] r10:829187f4 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:84490c00 [ 1347.144285][ T32] r4:84490c00 [ 1347.144332][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.144409][ T32] r5:84490c00 r4:829187f0 [ 1347.144511][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.144601][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.144810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1347.170086][ T32] r4:00000000 [ 1347.170144][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.170249][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.170309][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.170380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b540 [ 1347.170410][ T32] r4:00000000 [ 1347.170461][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.170519][ T32] r9:83018005 r8:84490c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1347.170841][ T32] r10:61c88647 r9:84490c00 r8:853a77ac r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1347.172568][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1347.174005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 18 printk messages dropped ** [ 1347.186546][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.187164][ T32] INFO: task kworker/0:488:4834 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1347.187605][ T32] task:kworker/0:488 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.187677][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.187741][ T32] Call trace: [ 1347.187970][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.188043][ T32] r10:829187f4 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:84491800 [ 1347.188071][ T32] r4:84491800 [ 1347.188241][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.188295][ T32] r5:84491800 r4:829187f0 [ 1347.188318][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.188395][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.188452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1347.188477][ T32] r4:00000000 [ 1347.188517][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.188563][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.188608][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.188656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b680 [ 1347.188680][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.188988][ T32] r5:00001000 r4:eade3000 ** 10 printk messages dropped ** [ 1347.189643][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1347.191111][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1347.192409][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1347.193279][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 17 printk messages dropped ** [ 1347.194435][ T32] r4:84492400 ** 4 printk messages dropped ** [ 1347.195359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 ** 14 printk messages dropped ** [ 1347.241186][ T32] r7:dddced40 r6:83018000 r5:8542af8c r4:853a7a00 ** 9 printk messages dropped ** [ 1347.242664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1347.272505][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.272603][ T32] 9d20: b4406000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.272696][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.272759][ T32] 9d60: 80000013 ffffffff [ 1347.272826][ T32] r5:80000013 r4:80239bb0 [ 1347.272879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.272981][ T32] r4:82ac21e4 [ 1347.273041][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.273177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.273261][ T32] r4:e8709dc0 [ 1347.273327][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.273436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.273495][ T32] r4:00000000 [ 1347.273545][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.274014][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.274099][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.274264][ T32] r5:00001000 r4:e0439000 [ 1347.274331][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.274437][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.274549][ T32] r5:85022b8c r4:85022800 [ 1347.274610][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.290971][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.291089][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.291248][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.291316][ T32] r4:84753f00 [ 1347.291375][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.291984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1347.293800][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.293906][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.294068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1347.294162][ T32] r4:00000000 [ 1347.294248][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.294359][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.294464][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.294599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b8c0 [ 1347.304382][ T32] r4:00000000 [ 1347.304548][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.305544][ T32] r9:83018005 r8:84493000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1347.305639][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.305782][ T32] r5:00001000 r4:eadff000 [ 1347.305844][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.305963][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.306462][ T32] r10:61c88647 r9:84493000 r8:853a7b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1347.309086][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 13 printk messages dropped ** [ 1347.310400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 12 printk messages dropped ** [ 1347.311614][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1347.312275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.312349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.312433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.312524][ T32] r4:844bb800 [ 1347.312610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.312693][ T32] INFO: task kworker/0:491:4841 blocked for more than 473 seconds. [ 1347.312776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.312849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.314230][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.314506][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1347.352359][ T32] r7:dddced40 r6:83018000 r5:8542b38c r4:853a7c00 ** 14 printk messages dropped ** [ 1347.354566][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.367583][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1347.367908][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.368067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.368143][ T32] r4:00000000 [ 1347.368203][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.368335][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.368405][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.368521][ T32] r5:00001000 r4:e0439000 [ 1347.368583][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.368690][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.368806][ T32] r5:85022b8c r4:85022800 [ 1347.368865][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.369028][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.369132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.369261][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.369334][ T32] r4:84753f00 [ 1347.369397][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.369541][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.369616][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.369771][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1347.370400][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1347.371151][ T32] r10:829187f4 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:853ec800 ** 4 printk messages dropped ** [ 1347.371621][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.372011][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.372829][ T32] r5:00001000 r4:eb033000 ** 5 printk messages dropped ** [ 1347.373638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.374453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.374562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.399106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.399364][ T32] r4:8549b900 [ 1347.400224][ T32] INFO: task kworker/0:492:4842 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.400335][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.400546][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.400672][ T32] Call trace: [ 1347.400857][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.400974][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.401033][ T32] r4:00000000 [ 1347.401253][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.401424][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.401526][ T32] 9d20: b4a8c000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.401608][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.401672][ T32] 9d60: 80000013 ffffffff [ 1347.401743][ T32] r5:80000013 r4:80239bb0 [ 1347.401804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.401938][ T32] r4:82ac21e4 [ 1347.402031][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.402149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.402211][ T32] r4:e8709dc0 [ 1347.402322][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.402431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.402610][ T32] r4:00000000 [ 1347.402769][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.402904][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.403043][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.403503][ T32] r5:00001000 r4:e0439000 [ 1347.403678][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.403769][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.403939][ T32] r5:85022b8c r4:85022800 [ 1347.403992][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.404101][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1347.430943][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 9 printk messages dropped ** [ 1347.431914][ T32] INFO: task kworker/0:493:4843 blocked for more than 473 seconds. ** 10 printk messages dropped ** [ 1347.433011][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.433269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 ** 9 printk messages dropped ** [ 1347.434168][ T32] r5:00001000 r4:eaf43000 ** 6 printk messages dropped ** [ 1347.445743][ T32] r10:61c88647 r9:84493c00 r8:853a7d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1347.446621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.448520][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 7 printk messages dropped ** [ 1347.449476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.449555][ T32] r4:e8709dc0 [ 1347.449620][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.449740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.449853][ T32] r4:00000000 [ 1347.449974][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.450129][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.450296][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.450421][ T32] r5:00001000 r4:e0439000 [ 1347.450556][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.450668][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.450819][ T32] r5:85022b8c r4:85022800 [ 1347.450907][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.451032][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.451081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.451201][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.451266][ T32] r4:84753f00 [ 1347.451325][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.451440][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.451504][ T32] r4:00000001 [ 1347.451559][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.451708][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.451821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.451894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.451970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.452096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.452226][ T32] r4:844bb800 [ 1347.452285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.452348][ T32] INFO: task kworker/0:494:4845 blocked for more than 473 seconds. [ 1347.452446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.452517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.452562][ T32] task:kworker/0:494 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.452656][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.452736][ T32] Call trace: [ 1347.452859][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1347.453305][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.453468][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.453768][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.454545][ T32] r5:8542bb8c r4:8542b800 ** 4 printk messages dropped ** [ 1347.491449][ T32] r4:853a7e00 ** 6 printk messages dropped ** [ 1347.492109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.493650][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.494080][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.494166][ T32] r4:00000000 [ 1347.494215][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.494325][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.494406][ T32] 9d20: b5070000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.494474][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.494525][ T32] 9d60: 80000013 ffffffff [ 1347.494621][ T32] r5:80000013 r4:80239bb0 [ 1347.503756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.504076][ T32] r4:82ac21e4 [ 1347.504148][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.504270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.504359][ T32] r4:e8709dc0 [ 1347.504440][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.504579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.504641][ T32] r4:00000000 [ 1347.509408][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.509629][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.509698][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.509821][ T32] r5:00001000 r4:e0439000 [ 1347.509883][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.509979][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.510101][ T32] r5:85022b8c r4:85022800 [ 1347.510160][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.510542][ T32] r4:84753f00 ** 9 printk messages dropped ** [ 1347.511503][ T32] r4:844bb800 ** 5 printk messages dropped ** [ 1347.512183][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.513196][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.513780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab140 ** 10 printk messages dropped ** [ 1347.530314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.531489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.531631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.531724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.531788][ T32] r4:8549bd80 [ 1347.532615][ T32] INFO: task kworker/0:495:4849 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.532713][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.532898][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.532993][ T32] Call trace: [ 1347.533065][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.533194][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.533242][ T32] r4:00000000 [ 1347.533283][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.533360][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.533421][ T32] 9d20: b5305000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.533479][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.533554][ T32] 9d60: 80000013 ffffffff [ 1347.533607][ T32] r5:80000013 r4:80239bb0 [ 1347.533649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.533736][ T32] r4:82ac21e4 [ 1347.533822][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.534006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.534086][ T32] r4:e8709dc0 [ 1347.534144][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.534255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.534321][ T32] r4:00000000 [ 1347.534373][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.534483][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.534561][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.534689][ T32] r5:00001000 r4:e0439000 ** 1 printk messages dropped ** [ 1347.555851][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.557550][ T32] r4:844bb800 ** 6 printk messages dropped ** [ 1347.558373][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.559287][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.559894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bf40 ** 15 printk messages dropped ** [ 1347.561428][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.562861][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.585749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.585811][ T32] r4:e8709dc0 [ 1347.585893][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.586059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.586156][ T32] r4:00000000 [ 1347.586254][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.586389][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.586452][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.586570][ T32] r5:00001000 r4:e0439000 [ 1347.586634][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.586748][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.586857][ T32] r5:85022b8c r4:85022800 [ 1347.586918][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.587052][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.587113][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.587240][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.587332][ T32] r4:84753f00 [ 1347.587427][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.587627][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.587712][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.587966][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 11 printk messages dropped ** [ 1347.589056][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.589936][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.590326][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.590539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab480 [ 1347.590600][ T32] r4:00000000 [ 1347.590656][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.590762][ T32] r9:83018005 r8:84496c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1347.590841][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.591001][ T32] r5:00001000 r4:eb16d000 [ 1347.591064][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.591167][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.591281][ T32] r5:85430f8c r4:85430c00 [ 1347.591336][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.591443][ T32] r7:dddced40 r6:83018000 r5:85430f8c r4:854b2100 [ 1347.591497][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.591603][ T32] r10:61c88647 r9:84496c00 r8:854b212c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.591667][ T32] r4:854b2100 [ 1347.591749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.591894][ T32] r10:00000000 r9:854b2100 r8:8027ecf4 r7:eb3d9e60 r6:854b2180 r5:84496c00 [ 1347.591958][ T32] r4:00000001 [ 1347.592003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.592180][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1347.592255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.592370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.592449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.592526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1347.594558][ T32] 9d20: b5526000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 16 printk messages dropped ** [ 1347.629944][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.631643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1347.633486][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.633752][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.633847][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.633930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab280 [ 1347.633973][ T32] r4:00000000 [ 1347.634036][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.634120][ T32] r9:83018005 r8:849e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.634163][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.634456][ T32] r5:00001000 r4:eb0db000 [ 1347.634537][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.654521][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.655905][ T32] r5:85430b8c r4:85430800 [ 1347.655987][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.656157][ T32] r7:dddced40 r6:83018000 r5:85430b8c r4:854b2200 [ 1347.656249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.656385][ T32] r10:61c88647 r9:849e0000 r8:854b222c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.656455][ T32] r4:854b2200 [ 1347.656518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.656678][ T32] r10:00000000 r9:854b2200 r8:8027ecf4 r7:eb3e1e60 r6:854b2280 r5:849e0000 [ 1347.656753][ T32] r4:00000001 [ 1347.656978][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.657173][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1347.657258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.657688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.657779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.657861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.657928][ T32] r4:854ab1c0 [ 1347.658809][ T32] INFO: task kworker/0:498:4854 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.658920][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.659255][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.660649][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.661382][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.662418][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1347.663604][ T32] INFO: task kworker/0:499:4856 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.664418][ T32] r4:849e0c00 ** 3 printk messages dropped ** [ 1347.693283][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.693782][ T32] r5:00001000 r4:eb22d000 ** 7 printk messages dropped ** [ 1347.694112][ T32] r4:854b2300 ** 4 printk messages dropped ** [ 1347.694302][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1347.694347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.694384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.694446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.694487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.694514][ T32] r4:854ab300 [ 1347.708754][ T32] INFO: task kworker/0:499:4856 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.708844][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.708998][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.709127][ T32] Call trace: [ 1347.709303][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.709429][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.709486][ T32] r4:00000000 [ 1347.709536][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.709586][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.709621][ T32] 9d20: b5ec4000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.709654][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.709680][ T32] 9d60: 80000013 ffffffff [ 1347.709736][ T32] r5:80000013 r4:80239bb0 [ 1347.709762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.709810][ T32] r4:82ac21e4 [ 1347.709832][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.709878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.709905][ T32] r4:e8709dc0 [ 1347.709926][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.709971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.709995][ T32] r4:00000000 [ 1347.710016][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.710099][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.710152][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.710203][ T32] r5:00001000 r4:e0439000 [ 1347.710251][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.710308][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.710389][ T32] r5:85022b8c r4:85022800 [ 1347.710440][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.710495][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.710519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.710596][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.711241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.711781][ T32] r4:849e1800 ** 3 printk messages dropped ** [ 1347.711919][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.711995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 ** 4 printk messages dropped ** [ 1347.712188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ab780 ** 9 printk messages dropped ** [ 1347.712874][ T32] r7:dddced40 r6:83018000 r5:8543178c r4:854b2400 ** 6 printk messages dropped ** [ 1347.713290][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.714049][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.735197][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1347.735603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 3 printk messages dropped ** [ 1347.735738][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.735789][ T32] r5:00001000 r4:e0439000 [ 1347.735812][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.735855][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.735904][ T32] r5:85022b8c r4:85022800 [ 1347.735939][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.735998][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.736038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.736095][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.736200][ T32] r4:84753f00 [ 1347.736226][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.736302][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.736378][ T32] r4:00000001 [ 1347.736408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.736452][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.736508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.736543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.736574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.736631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.736659][ T32] r4:844bb800 [ 1347.736699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.736734][ T32] INFO: task kworker/0:501:4860 blocked for more than 474 seconds. [ 1347.736770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.736796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.736846][ T32] task:kworker/0:501 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.736930][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.737033][ T32] Call trace: [ 1347.737151][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.737206][ T32] r10:829187f4 r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:849e2400 [ 1347.737284][ T32] r4:849e2400 [ 1347.737310][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.737406][ T32] r5:849e2400 r4:829187f0 [ 1347.737711][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.737786][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.737842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1347.737921][ T32] r4:00000000 [ 1347.737946][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.738000][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.738051][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.738098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854abac0 [ 1347.738159][ T32] r4:00000000 [ 1347.738185][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.738237][ T32] r9:83018005 r8:849e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1347.738337][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.738548][ T32] r5:00001000 r4:eb2a1000 [ 1347.738674][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.738720][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.739178][ T32] r10:61c88647 r9:849e2400 r8:854b252c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1347.739770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.740774][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.741139][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.741191][ T32] 9d20: b63d8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.741261][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.741291][ T32] 9d60: 80000013 ffffffff [ 1347.741320][ T32] r5:80000013 r4:80239bb0 [ 1347.741341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.741384][ T32] r4:82ac21e4 [ 1347.741406][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.741694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.741929][ T32] r4:e8709dc0 [ 1347.741955][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.742004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.742063][ T32] r4:00000000 [ 1347.742234][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.742288][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.742312][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.742359][ T32] r5:00001000 r4:e0439000 [ 1347.742435][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.742556][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.742608][ T32] r5:85022b8c r4:85022800 [ 1347.742768][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.742875][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.742979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.743091][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.743210][ T32] r4:84753f00 [ 1347.743235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.743285][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.743332][ T32] r4:00000001 [ 1347.743661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.743704][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.743734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.743767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.743795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.743876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.743904][ T32] r4:844bb800 [ 1347.744006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1347.744304][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.756992][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.757238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 ** 1 printk messages dropped ** [ 1347.757366][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1347.757932][ T32] r9:83018005 r8:849e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 1347.758310][ T32] r7:dddced40 r6:83018000 r5:85431b8c r4:854b2600 ** 5 printk messages dropped ** [ 1347.758504][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.758718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.759817][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.760024][ T32] Call trace: [ 1347.760103][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.760189][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.760234][ T32] r4:00000000 [ 1347.760260][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.760322][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.760356][ T32] 9d20: b63d8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.760388][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.760415][ T32] 9d60: 80000013 ffffffff [ 1347.760444][ T32] r5:80000013 r4:80239bb0 [ 1347.760468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.760512][ T32] r4:82ac21e4 [ 1347.760535][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.760583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.760626][ T32] r4:e8709dc0 [ 1347.760833][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.760887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.760915][ T32] r4:00000000 [ 1347.760949][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.761002][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.761041][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.761238][ T32] r5:00001000 r4:e0439000 [ 1347.761351][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.761472][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.761632][ T32] r5:85022b8c r4:85022800 [ 1347.761668][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.761725][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.761749][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.761799][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.761825][ T32] r4:84753f00 [ 1347.761846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.761895][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.761918][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.762063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.762363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.762823][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.762942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 ** 2 printk messages dropped ** [ 1347.763082][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.763363][ T32] r5:00001000 r4:eb2bd000 ** 4 printk messages dropped ** [ 1347.763549][ T32] r7:dddced40 r6:83018000 r5:8543238c r4:854b2700 ** 2 printk messages dropped ** [ 1347.763789][ T32] r4:854b2700 ** 3 printk messages dropped ** [ 1347.763905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.764057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.764086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.764189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.764218][ T32] r4:854ab940 [ 1347.764524][ T32] INFO: task kworker/0:503:4864 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.764621][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.792969][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.793234][ T32] Call trace: [ 1347.793293][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.793380][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.793437][ T32] r4:00000000 [ 1347.793490][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.793540][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.793602][ T32] 9d20: b694a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.793640][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.793671][ T32] 9d60: 80000013 ffffffff [ 1347.793699][ T32] r5:80000013 r4:80239bb0 [ 1347.793722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.793822][ T32] r4:82ac21e4 [ 1347.793850][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.793926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.793955][ T32] r4:e8709dc0 [ 1347.794007][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.794070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.794096][ T32] r4:00000000 [ 1347.794149][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.794218][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.794244][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.794346][ T32] r5:00001000 r4:e0439000 [ 1347.794374][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.794418][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.794528][ T32] r5:85022b8c r4:85022800 [ 1347.794581][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.800778][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.800868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.800944][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.800973][ T32] r4:84753f00 [ 1347.800996][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.801061][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.801177][ T32] r4:00000001 [ 1347.801210][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.801257][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.801320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.801362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.801394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.801452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.801508][ T32] r4:844bb800 [ 1347.801576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1347.801677][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1347.802139][ T32] r10:829187f4 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:849e4800 ** 4 printk messages dropped ** [ 1347.802308][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.802470][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1347.802783][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1347.803058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.803138][ T32] r10:61c88647 r9:849e4800 r8:854b282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.803168][ T32] r4:854b2800 [ 1347.803202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.803254][ T32] r10:00000000 r9:854b2800 r8:8027ecf4 r7:eb3fde60 r6:854b2880 r5:849e4800 [ 1347.803280][ T32] r4:00000001 [ 1347.803306][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.803347][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1347.803375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.803406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.803436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.803468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.803494][ T32] r4:854aba40 [ 1347.803953][ T32] INFO: task kworker/0:504:4867 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.803995][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.804153][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.804216][ T32] Call trace: [ 1347.804252][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.804336][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.804367][ T32] r4:00000000 [ 1347.804389][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.804434][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.804466][ T32] 9d20: b694a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.804499][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.804526][ T32] 9d60: 80000013 ffffffff [ 1347.804576][ T32] r5:80000013 r4:80239bb0 [ 1347.804605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.804756][ T32] r4:82ac21e4 [ 1347.817726][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.817860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.817893][ T32] r4:e8709dc0 [ 1347.817918][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.817968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.817992][ T32] r4:00000000 [ 1347.818015][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.818081][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.818132][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.818193][ T32] r5:00001000 r4:e0439000 [ 1347.818217][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.818262][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.818314][ T32] r5:85022b8c r4:85022800 [ 1347.818337][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.818388][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1347.818649][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 10 printk messages dropped ** [ 1347.819179][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.819607][ T32] r4:849e5400 ** 3 printk messages dropped ** [ 1347.819805][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.819903][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.820099][ T32] r4:00000000 [ 1347.820120][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.820167][ T32] r9:83018005 r8:849e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1347.820191][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.820235][ T32] r5:00001000 r4:eb399000 [ 1347.820256][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.820361][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.820429][ T32] r5:8543278c r4:85432400 [ 1347.820453][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.820546][ T32] r7:dddced40 r6:83018000 r5:8543278c r4:854b2900 [ 1347.820577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.820633][ T32] r10:61c88647 r9:849e5400 r8:854b292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.820679][ T32] r4:854b2900 [ 1347.820731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.820787][ T32] r10:00000000 r9:854b2900 r8:8027ecf4 r7:eb401e60 r6:854b2980 r5:849e5400 [ 1347.820813][ T32] r4:00000001 [ 1347.820854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.820899][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1347.820948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.820987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.821017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.821066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.821139][ T32] r4:854abb40 [ 1347.821657][ T32] INFO: task kworker/0:505:4868 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.821709][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.821843][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.821894][ T32] Call trace: [ 1347.821958][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.822017][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.822053][ T32] r4:00000000 [ 1347.822074][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.822124][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.822159][ T32] 9d20: b6cfc000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.822228][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.822280][ T32] 9d60: 80000013 ffffffff [ 1347.822310][ T32] r5:80000013 r4:80239bb0 [ 1347.822332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.822392][ T32] r4:82ac21e4 [ 1347.822419][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.822499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.822547][ T32] r4:e8709dc0 [ 1347.822573][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.822620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.822644][ T32] r4:00000000 [ 1347.822681][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.822798][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1347.823032][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1347.823352][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.823381][ T32] r4:84753f00 [ 1347.823402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.823451][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.823507][ T32] r4:00000001 [ 1347.823556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.823597][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.823626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.823656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.823697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.823735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.823765][ T32] r4:844bb800 [ 1347.823814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.823847][ T32] INFO: task kworker/0:506:4869 blocked for more than 474 seconds. [ 1347.823880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.823932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.823959][ T32] task:kworker/0:506 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.824046][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.824112][ T32] Call trace: [ 1347.824149][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.824204][ T32] r10:829187f4 r9:eb3e5d84 r8:00000002 r7:60000013 r6:eb3e5d8c r5:849e6000 [ 1347.824229][ T32] r4:849e6000 [ 1347.824250][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.824297][ T32] r5:849e6000 r4:829187f0 [ 1347.824319][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.824361][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.824410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1347.824435][ T32] r4:00000000 [ 1347.824455][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.824498][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.824660][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.850566][ T32] r5:00001000 r4:eb40d000 ** 5 printk messages dropped ** [ 1347.850920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.851277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.852700][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 8 printk messages dropped ** [ 1347.853330][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.853545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 3 printk messages dropped ** [ 1347.853749][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.853821][ T32] r5:00001000 r4:e0439000 [ 1347.853849][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.853892][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.853937][ T32] r5:85022b8c r4:85022800 [ 1347.853983][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.854047][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.854071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.854122][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.854147][ T32] r4:84753f00 [ 1347.854192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.854246][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.854328][ T32] r4:00000001 [ 1347.854372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.854416][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.854446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.854477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.854584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.854643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.862128][ T32] r4:844bb800 [ 1347.862285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.862333][ T32] INFO: task kworker/0:507:4873 blocked for more than 474 seconds. [ 1347.862375][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.862453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.862494][ T32] task:kworker/0:507 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.862633][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.862703][ T32] Call trace: [ 1347.862919][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.862987][ T32] r10:829187f4 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:849e6c00 [ 1347.863098][ T32] r4:849e6c00 [ 1347.863200][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1347.863321][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.863395][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.863664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85396000 ** 6 printk messages dropped ** [ 1347.864188][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.864582][ T32] r10:00000000 r9:854b2b00 r8:8027ecf4 r7:eb401e60 r6:854b2b80 r5:849e6c00 [ 1347.864626][ T32] r4:00000001 [ 1347.864677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.875210][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1347.875347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.875389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.875421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.875457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.875503][ T32] r4:854ca000 [ 1347.876034][ T32] INFO: task kworker/0:507:4873 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.876119][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.876292][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.876403][ T32] Call trace: [ 1347.876471][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.876535][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.876561][ T32] r4:00000000 [ 1347.876614][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.876668][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.876703][ T32] 9d20: b7211000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.876748][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.876790][ T32] 9d60: 80000013 ffffffff [ 1347.876847][ T32] r5:80000013 r4:80239bb0 [ 1347.876874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.876922][ T32] r4:82ac21e4 [ 1347.877030][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.877163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.877223][ T32] r4:e8709dc0 [ 1347.877277][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.877332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.877365][ T32] r4:00000000 [ 1347.877388][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.877517][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.877633][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.877952][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1347.878297][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1347.878508][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 4 printk messages dropped ** [ 1347.878781][ T32] r4:844bb800 ** 3 printk messages dropped ** [ 1347.878933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.878956][ T32] task:kworker/0:508 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.879025][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.879078][ T32] Call trace: [ 1347.879198][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.879324][ T32] r10:829187f4 r9:eb429d84 r8:00000002 r7:60000013 r6:eb429d8c r5:85470000 [ 1347.879361][ T32] r4:85470000 [ 1347.879384][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.879450][ T32] r5:85470000 r4:829187f0 [ 1347.879485][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.879596][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.879658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1347.879682][ T32] r4:00000000 [ 1347.879704][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.879744][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.879784][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.879829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ca500 [ 1347.879853][ T32] r4:00000000 [ 1347.879906][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.879959][ T32] r9:83018005 r8:85470000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1347.879984][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.880042][ T32] r5:00001000 r4:eb43d000 [ 1347.880063][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.880104][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.880239][ T32] r5:85433b8c r4:85433800 [ 1347.880266][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.880318][ T32] r7:dddced40 r6:83018000 r5:85433b8c r4:854b2c00 [ 1347.880341][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.880390][ T32] r10:61c88647 r9:85470000 r8:854b2c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.880414][ T32] r4:854b2c00 [ 1347.880435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.880506][ T32] r10:00000000 r9:854b2c00 r8:8027ecf4 r7:eb401e60 r6:854b2c80 r5:85470000 [ 1347.880560][ T32] r4:00000001 [ 1347.880584][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.880691][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1347.880723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.880755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.880783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.880814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.880864][ T32] r4:854ca240 [ 1347.881204][ T32] INFO: task kworker/0:508:4874 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.881249][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.881320][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.881383][ T32] Call trace: [ 1347.881420][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.881476][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.881501][ T32] r4:00000000 [ 1347.881523][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.881565][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.881611][ T32] 9d20: b7211000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.881654][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1347.881916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 4 printk messages dropped ** [ 1347.882112][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.882607][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.882707][ T32] r4:84753f00 [ 1347.882733][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.882784][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.882863][ T32] r4:00000001 [ 1347.882897][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.882937][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.882992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.883041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.883071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.883103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.883128][ T32] r4:844bb800 [ 1347.883167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.883200][ T32] INFO: task kworker/0:509:4876 blocked for more than 474 seconds. [ 1347.883286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.883321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.883381][ T32] task:kworker/0:509 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.883562][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.883610][ T32] Call trace: [ 1347.883684][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.883790][ T32] r10:829187f4 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:85470c00 [ 1347.883853][ T32] r4:85470c00 [ 1347.883944][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.884020][ T32] r5:85470c00 r4:829187f0 [ 1347.884047][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.884135][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.884192][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1347.884217][ T32] r4:00000000 [ 1347.884239][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.884285][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.884341][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1347.884447][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.884721][ T32] r5:00001000 r4:eb431000 ** 4 printk messages dropped ** [ 1347.908243][ T32] r7:dddced40 r6:83018000 r5:8543378c r4:854b2d00 ** 4 printk messages dropped ** [ 1347.908552][ T32] r10:00000000 r9:854b2d00 r8:8027ecf4 r7:eb429e60 r6:854b2d80 r5:85470c00 ** 7 printk messages dropped ** [ 1347.908871][ T32] r4:854ca240 ** 2 printk messages dropped ** [ 1347.909524][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.909926][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1347.910337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1347.910708][ T32] r5:85022b8c r4:85022800 ** 2 printk messages dropped ** [ 1347.910801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.910849][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.910935][ T32] r4:84753f00 [ 1347.910979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.911086][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.911116][ T32] r4:00000001 [ 1347.911140][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.911179][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.911207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.911264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.911298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.911332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.911396][ T32] r4:844bb800 [ 1347.911528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.911564][ T32] INFO: task kworker/0:510:4879 blocked for more than 474 seconds. [ 1347.911600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.911652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.911756][ T32] task:kworker/0:510 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.911809][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.911959][ T32] Call trace: [ 1347.912033][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.912121][ T32] r10:829187f4 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:85471800 [ 1347.912180][ T32] r4:85471800 [ 1347.912229][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.912322][ T32] r5:85471800 r4:829187f0 [ 1347.912347][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.912395][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.912637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1347.912668][ T32] r4:00000000 [ 1347.912692][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.912786][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.912831][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.912878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ca640 [ 1347.912928][ T32] r4:00000000 [ 1347.912953][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.913003][ T32] r9:83018005 r8:85471800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1347.913068][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.913182][ T32] r5:00001000 r4:eb449000 [ 1347.913226][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.913288][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.913334][ T32] r5:85433f8c r4:85433c00 [ 1347.913387][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.913542][ T32] r7:dddced40 r6:83018000 r5:85433f8c r4:854b2e00 [ 1347.913569][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.913746][ T32] r10:61c88647 r9:85471800 r8:854b2e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.913788][ T32] r4:854b2e00 [ 1347.913812][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.913890][ T32] r10:00000000 r9:854b2e00 r8:8027ecf4 r7:eb429e60 r6:854b2e80 r5:85471800 [ 1347.913919][ T32] r4:00000001 [ 1347.913965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.914083][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1347.914122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.914181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.914271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.914480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.914589][ T32] r4:854ca380 [ 1347.939806][ T32] INFO: task kworker/0:510:4879 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.939949][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.940152][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.940353][ T32] Call trace: [ 1347.940525][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.940599][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.940794][ T32] r4:00000000 [ 1347.940886][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.940938][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.940973][ T32] 9d20: b7a15000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.941006][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.941032][ T32] 9d60: 80000013 ffffffff [ 1347.941058][ T32] r5:80000013 r4:80239bb0 [ 1347.941079][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.941149][ T32] r4:82ac21e4 [ 1347.941201][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.941318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.941367][ T32] r4:e8709dc0 [ 1347.941408][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.941492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.941560][ T32] r4:00000000 [ 1347.941587][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.941642][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.941666][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.941740][ T32] r5:00001000 r4:e0439000 [ 1347.941766][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.941809][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.941856][ T32] r5:85022b8c r4:85022800 [ 1347.941877][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.941926][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.942036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.942091][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.942115][ T32] r4:84753f00 [ 1347.942149][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.942233][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 2 printk messages dropped ** [ 1347.942389][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 2 printk messages dropped ** [ 1347.942481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.942736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.943143][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.943220][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.943308][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.943387][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.943686][ T32] r5:00001000 r4:eb499000 ** 5 printk messages dropped ** [ 1347.943957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.944187][ T32] r4:854b2f00 [ 1347.944232][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.944290][ T32] r10:00000000 r9:854b2f00 r8:8027ecf4 r7:eb441e60 r6:85376880 r5:853eb000 [ 1347.944315][ T32] r4:00000001 [ 1347.944335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.944372][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1347.944401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.944460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.944493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.944526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.944582][ T32] r4:854ca380 [ 1347.954240][ T32] INFO: task kworker/0:511:4880 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.954371][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.954481][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.954558][ T32] Call trace: [ 1347.954595][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.955137][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.955191][ T32] r4:00000000 [ 1347.955215][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.955286][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.955322][ T32] 9d20: b7a15000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.955354][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.955379][ T32] 9d60: 80000013 ffffffff [ 1347.955405][ T32] r5:80000013 r4:80239bb0 [ 1347.955427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.955500][ T32] r4:82ac21e4 [ 1347.955552][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.955666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.955697][ T32] r4:e8709dc0 [ 1347.955719][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.955796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.955858][ T32] r4:00000000 [ 1347.955885][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.955940][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.956012][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.956077][ T32] r5:00001000 r4:e0439000 [ 1347.956106][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.956150][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.956205][ T32] r5:85022b8c r4:85022800 [ 1347.956263][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.956320][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.956344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.956435][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.956468][ T32] r4:84753f00 [ 1347.956489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.956540][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.956566][ T32] r4:00000001 [ 1347.956586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.956651][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.956714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.956749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.956779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.956840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.956873][ T32] r4:844bb800 ** 2 printk messages dropped ** [ 1347.956970][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1347.957212][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.957552][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.957608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 ** 2 printk messages dropped ** [ 1347.957734][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.958086][ T32] r5:00001000 r4:eb455000 ** 1 printk messages dropped ** [ 1347.958187][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.958250][ T32] r5:8544038c r4:85440000 [ 1347.958281][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.958333][ T32] r7:dddced40 r6:83018000 r5:8544038c r4:854b2f80 [ 1347.958598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.958654][ T32] r10:61c88647 r9:853eec00 r8:854b2fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.958715][ T32] r4:854b2f80 [ 1347.958792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.958907][ T32] r10:00000000 r9:854b2f80 r8:8027ecf4 r7:eb45de60 r6:85376900 r5:853eec00 [ 1347.958937][ T32] r4:00000001 [ 1347.958959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.959032][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1347.959066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.959098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.959128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.959160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.959216][ T32] r4:854ca380 [ 1347.959784][ T32] INFO: task kworker/0:512:4882 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.959904][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.960064][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.960138][ T32] Call trace: [ 1347.960175][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.960229][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.960292][ T32] r4:00000000 [ 1347.960319][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.960362][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.960395][ T32] 9d20: b7a15000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.960455][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.960485][ T32] 9d60: 80000013 ffffffff [ 1347.960514][ T32] r5:80000013 r4:80239bb0 [ 1347.960535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.960578][ T32] r4:82ac21e4 [ 1347.960620][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.960710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.960738][ T32] r4:e8709dc0 [ 1347.960773][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.960871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.960918][ T32] r4:00000000 [ 1347.960941][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.960992][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.961021][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.961068][ T32] r5:00001000 r4:e0439000 [ 1347.961130][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.961205][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.961266][ T32] r5:85022b8c r4:85022800 [ 1347.961358][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.961491][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.961517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.961593][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.961764][ T32] r4:84753f00 [ 1347.961814][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.961939][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.961999][ T32] r4:00000001 [ 1347.962026][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.962066][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.962127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.962182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.962239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.962315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.962391][ T32] r4:844bb800 [ 1347.962638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.962675][ T32] INFO: task kworker/0:513:4883 blocked for more than 474 seconds. [ 1347.962758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.962788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.962874][ T32] task:kworker/0:513 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.962929][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.962973][ T32] Call trace: [ 1347.963229][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1347.963297][ T32] r10:829187f4 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85472400 [ 1347.963322][ T32] r4:85472400 [ 1347.963429][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1347.963482][ T32] r5:85472400 r4:829187f0 [ 1347.963535][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.963618][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.963861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1347.963890][ T32] r4:00000000 [ 1347.963912][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1347.963954][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1347.964024][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.964102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ca940 [ 1347.964616][ T32] r4:00000000 [ 1347.995605][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.995782][ T32] r9:83018005 r8:85472400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1347.995812][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.995905][ T32] r5:00001000 r4:eb465000 [ 1347.996030][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.996138][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.996188][ T32] r5:8544078c r4:85440400 [ 1347.996211][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.996288][ T32] r7:dddced40 r6:83018000 r5:8544078c r4:854ce000 [ 1347.996453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.996513][ T32] r10:61c88647 r9:85472400 r8:854ce02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.996539][ T32] r4:854ce000 [ 1347.996561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.996663][ T32] r10:00000000 r9:854ce000 r8:8027ecf4 r7:eb45de60 r6:854ce080 r5:85472400 [ 1347.996692][ T32] r4:00000001 [ 1347.996717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.996890][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1347.997022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.997059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.997108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.997213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.997283][ T32] r4:854ca680 [ 1347.997812][ T32] INFO: task kworker/0:513:4883 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1347.997859][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.997972][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.998063][ T32] Call trace: [ 1347.998101][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1347.998160][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1347.998255][ T32] r4:00000000 [ 1347.998463][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.998535][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1347.998572][ T32] 9d20: b7f01000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1347.998605][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1347.998632][ T32] 9d60: 80000013 ffffffff [ 1347.998657][ T32] r5:80000013 r4:80239bb0 [ 1347.998679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.998722][ T32] r4:82ac21e4 [ 1347.998745][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.998792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1347.998845][ T32] r4:e8709dc0 [ 1347.998871][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1347.998955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1347.998984][ T32] r4:00000000 [ 1347.999005][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1347.999062][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.999085][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.999131][ T32] r5:00001000 r4:e0439000 [ 1347.999153][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1347.999222][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.999274][ T32] r5:85022b8c r4:85022800 [ 1347.999363][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.999418][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1347.999470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.999571][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.999599][ T32] r4:84753f00 [ 1347.999620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.999681][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1347.999709][ T32] r4:00000001 [ 1347.999782][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.999823][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1347.999885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.999956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.999988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.000054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.000083][ T32] r4:844bb800 [ 1348.000155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.000189][ T32] INFO: task kworker/0:514:4885 blocked for more than 474 seconds. [ 1348.000226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.000253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.000276][ T32] task:kworker/0:514 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.000401][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.000611][ T32] Call trace: [ 1348.000648][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.000702][ T32] r10:829187f4 r9:eb469d84 r8:00000002 r7:60000013 r6:eb469d8c r5:85473000 [ 1348.000726][ T32] r4:85473000 [ 1348.000793][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.000901][ T32] r5:85473000 r4:829187f0 [ 1348.000941][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.001027][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.001083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 ** 3 printk messages dropped ** [ 1348.001261][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.001720][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.002014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.002079][ T32] r10:61c88647 r9:85473000 r8:854ce12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.002138][ T32] r4:854ce100 [ 1348.002173][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.002705][ T32] r10:00000000 r9:854ce100 r8:8027ecf4 r7:eb45de60 r6:854ce180 r5:85473000 [ 1348.002735][ T32] r4:00000001 [ 1348.002836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.002877][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1348.002907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.003018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.003083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.003161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.003190][ T32] r4:854ca7c0 [ 1348.003463][ T32] INFO: task kworker/0:514:4885 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.003623][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.003754][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.003910][ T32] Call trace: [ 1348.003965][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.004026][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.004053][ T32] r4:00000000 [ 1348.004109][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.004158][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.004203][ T32] 9d20: b7f01000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.004238][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.004297][ T32] 9d60: 80000013 ffffffff [ 1348.004329][ T32] r5:80000013 r4:80239bb0 [ 1348.004351][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.004478][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.004600][ T32] r4:e8709dc0 ** 3 printk messages dropped ** [ 1348.035793][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.036432][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1348.036885][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.037274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.037333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.037429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.037496][ T32] r4:844bb800 [ 1348.037543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.037598][ T32] INFO: task kworker/0:515:4888 blocked for more than 474 seconds. [ 1348.037666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.037718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.037803][ T32] task:kworker/0:515 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.037938][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.038051][ T32] Call trace: [ 1348.038143][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.038253][ T32] r10:829187f4 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:85473c00 [ 1348.038330][ T32] r4:85473c00 [ 1348.038418][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.038511][ T32] r5:85473c00 r4:829187f0 [ 1348.038553][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.038638][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.038734][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1348.038836][ T32] r4:00000000 [ 1348.038883][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.038957][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.039074][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.039164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cac40 [ 1348.039211][ T32] r4:00000000 [ 1348.039291][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.039451][ T32] r9:83018005 r8:85473c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1348.039552][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.039638][ T32] r5:00001000 r4:eb481000 [ 1348.039678][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.039751][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.039840][ T32] r5:85440f8c r4:85440c00 [ 1348.039923][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.040153][ T32] r7:dddced40 r6:83018000 r5:85440f8c r4:854ce200 [ 1348.040246][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.040345][ T32] r10:61c88647 r9:85473c00 r8:854ce22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.040391][ T32] r4:854ce200 [ 1348.040435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.040521][ T32] r10:00000000 r9:854ce200 r8:8027ecf4 r7:eb45de60 r6:854ce280 r5:85473c00 [ 1348.040605][ T32] r4:00000001 [ 1348.040685][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.040777][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1348.040861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.040926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.040980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.041047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.041169][ T32] r4:854ca8c0 [ 1348.042020][ T32] INFO: task kworker/0:515:4888 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.042137][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042261][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042395][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.042644][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 11 printk messages dropped ** [ 1348.043592][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1348.044061][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1348.065747][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1348.066462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.066496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.066521][ T32] task:kworker/0:516 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.066581][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.066650][ T32] Call trace: [ 1348.066688][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.066783][ T32] r10:829187f4 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85474800 [ 1348.066812][ T32] r4:85474800 [ 1348.066834][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.066883][ T32] r5:85474800 r4:829187f0 [ 1348.066907][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.066952][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.067004][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1348.067042][ T32] r4:00000000 [ 1348.067091][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.067138][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.067183][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.067239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cad80 [ 1348.067318][ T32] r4:00000000 [ 1348.067349][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.067405][ T32] r9:83018005 r8:85474800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1348.067431][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.067835][ T32] r5:00001000 r4:eb48d000 [ 1348.067902][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.067953][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.068000][ T32] r5:8544138c r4:85441000 [ 1348.068028][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.068077][ T32] r7:dddced40 r6:83018000 r5:8544138c r4:854ce300 [ 1348.068101][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.068831][ T32] r10:00000000 r9:854ce300 r8:8027ecf4 r7:eb45de60 r6:854ce380 r5:85474800 ** 6 printk messages dropped ** [ 1348.069419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1348.071099][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 4 printk messages dropped ** [ 1348.071263][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.071288][ T32] 9d60: 80000013 ffffffff [ 1348.071314][ T32] r5:80000013 r4:80239bb0 [ 1348.071337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.071408][ T32] r4:82ac21e4 [ 1348.071491][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.071547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.071575][ T32] r4:e8709dc0 [ 1348.071612][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.071760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.071788][ T32] r4:00000000 [ 1348.071809][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.071859][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.071881][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.071924][ T32] r5:00001000 r4:e0439000 [ 1348.071982][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.072253][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.072506][ T32] r5:85022b8c r4:85022800 [ 1348.072532][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.072585][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.072608][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.072692][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.072764][ T32] r4:84753f00 [ 1348.072788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.072860][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.072887][ T32] r4:00000001 [ 1348.072950][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.072992][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.073069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.073159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.073196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.073296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.073329][ T32] r4:844bb800 [ 1348.073691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1348.073778][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1348.074148][ T32] r10:829187f4 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:853e9800 ** 4 printk messages dropped ** [ 1348.074531][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.074632][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1348.103650][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.104156][ T32] r10:61c88647 r9:853e9800 r8:854ce42c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1348.104490][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1348.104631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.104785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.115599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.115663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.115691][ T32] r4:854cad40 [ 1348.116264][ T32] INFO: task kworker/0:517:4891 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.116358][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.116519][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.116784][ T32] Call trace: [ 1348.117126][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.117209][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.117462][ T32] r4:00000000 [ 1348.117812][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.117869][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.117905][ T32] 9d20: b8fdf000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.117963][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.118173][ T32] 9d60: 80000013 ffffffff [ 1348.118275][ T32] r5:80000013 r4:80239bb0 [ 1348.118330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.118467][ T32] r4:82ac21e4 [ 1348.118567][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.118694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.118749][ T32] r4:e8709dc0 [ 1348.119042][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.119151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.119203][ T32] r4:00000000 [ 1348.119274][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.119426][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.119520][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.119653][ T32] r5:00001000 r4:e0439000 [ 1348.119707][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.119790][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.119884][ T32] r5:85022b8c r4:85022800 [ 1348.119930][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.120034][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.120083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.120177][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1348.120674][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 8 printk messages dropped ** [ 1348.121418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.121582][ T32] task:kworker/0:518 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.121749][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.121845][ T32] Call trace: [ 1348.121912][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.122020][ T32] r10:829187f4 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:85476000 [ 1348.122112][ T32] r4:85476000 [ 1348.122163][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.122266][ T32] r5:85476000 r4:829187f0 [ 1348.122316][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.122410][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.122509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1348.122558][ T32] r4:00000000 [ 1348.122599][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.122721][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.122809][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.122936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd040 ** 3 printk messages dropped ** [ 1348.123230][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.123931][ T32] r10:61c88647 r9:85476000 r8:854ce4ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1348.151209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.153394][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 ** 12 printk messages dropped ** [ 1348.154641][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.164346][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.176544][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.176950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1348.177352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.177428][ T32] task:kworker/0:519 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.177552][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.177650][ T32] Call trace: [ 1348.177756][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.177881][ T32] r10:829187f4 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:844b0000 [ 1348.177935][ T32] r4:844b0000 [ 1348.177978][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.178070][ T32] r5:844b0000 r4:829187f0 [ 1348.178117][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.178204][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.178350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1348.178408][ T32] r4:00000000 [ 1348.178454][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.178575][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.178709][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.178808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd700 [ 1348.178953][ T32] r4:00000000 [ 1348.179072][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.179182][ T32] r9:83018005 r8:844b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1348.179231][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.179326][ T32] r5:00001000 r4:dfa9b000 [ 1348.179398][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.179480][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.179564][ T32] r5:8544278c r4:85442400 [ 1348.179633][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.179738][ T32] r7:dddced40 r6:83018000 r5:8544278c r4:854ce580 [ 1348.179787][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.179994][ T32] r10:61c88647 r9:844b0000 r8:854ce5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.180063][ T32] r4:854ce580 [ 1348.180109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.180273][ T32] r10:00000000 r9:854ce580 r8:8027ecf4 r7:eb4a9e60 r6:854ce600 r5:844b0000 [ 1348.180335][ T32] r4:00000001 [ 1348.180378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.180453][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 1348.180511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.180571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.180670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.180806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1348.182120][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.182920][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1348.183749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1348.184397][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1348.203958][ T32] r4:84753f00 ** 7 printk messages dropped ** [ 1348.204801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.213587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1348.214162][ T32] r10:829187f4 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:844b0c00 [ 1348.214268][ T32] r4:844b0c00 [ 1348.214417][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.214518][ T32] r5:844b0c00 r4:829187f0 [ 1348.214624][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.230473][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.230664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1348.230720][ T32] r4:00000000 [ 1348.230771][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.230916][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.231016][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.231114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd640 [ 1348.231199][ T32] r4:00000000 [ 1348.231254][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.231406][ T32] r9:83018005 r8:844b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1348.231497][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231637][ T32] r5:00001000 r4:dfa39000 [ 1348.231750][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.231843][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.231998][ T32] r5:8544238c r4:85442000 [ 1348.232146][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.232255][ T32] r7:dddced40 r6:83018000 r5:8544238c r4:854ce680 [ 1348.232314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.232409][ T32] r10:61c88647 r9:844b0c00 r8:854ce6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.232457][ T32] r4:854ce680 [ 1348.232553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.232673][ T32] r10:00000000 r9:854ce680 r8:8027ecf4 r7:eb4c9e60 r6:854ce700 r5:844b0c00 [ 1348.232761][ T32] r4:00000001 [ 1348.232812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.232922][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 1348.232989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.233057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.233141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.233241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.233326][ T32] r4:854dd180 [ 1348.234203][ T32] INFO: task kworker/0:520:4898 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.234309][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.244489][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.249510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.249555][ T32] r4:00000000 [ 1348.249600][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.249708][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.249760][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.249862][ T32] r5:00001000 r4:e0439000 [ 1348.249906][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.249993][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.250081][ T32] r5:85022b8c r4:85022800 [ 1348.250145][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.250291][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.250346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.250483][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.250535][ T32] r4:84753f00 [ 1348.250580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.250733][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.250795][ T32] r4:00000001 [ 1348.250842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.250965][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.251041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.251103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.251160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.251221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.251280][ T32] r4:844bb800 [ 1348.251371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.251509][ T32] INFO: task kworker/0:521:4901 blocked for more than 474 seconds. [ 1348.251587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.251683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.251741][ T32] task:kworker/0:521 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.252286][ T32] r10:829187f4 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:844b1800 ** 2 printk messages dropped ** [ 1348.252477][ T32] r5:844b1800 r4:829187f0 [ 1348.252568][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.252744][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.252861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1348.252916][ T32] r4:00000000 [ 1348.253034][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.253151][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.253306][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.253410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd800 [ 1348.253461][ T32] r4:00000000 [ 1348.253505][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.254132][ T32] r5:85442b8c r4:85442800 ** 6 printk messages dropped ** [ 1348.273026][ T32] r10:00000000 r9:854ce780 r8:8027ecf4 r7:eb4c9e60 r6:854ce800 r5:844b1800 ** 9 printk messages dropped ** [ 1348.274822][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.280472][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1348.281014][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.281142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.281200][ T32] r4:00000000 [ 1348.281247][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.281356][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.281406][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.281495][ T32] r5:00001000 r4:e0439000 [ 1348.281560][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.281653][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.281745][ T32] r5:85022b8c r4:85022800 [ 1348.281839][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.281949][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.281997][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.282099][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.282157][ T32] r4:84753f00 [ 1348.282208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.282338][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.282424][ T32] r4:00000001 [ 1348.282483][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.282558][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.282619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.282703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.282779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.282905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.282964][ T32] r4:844bb800 [ 1348.283019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.283103][ T32] INFO: task kworker/0:522:4903 blocked for more than 474 seconds. [ 1348.283263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.283329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.284097][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.284218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1348.284298][ T32] r4:00000000 [ 1348.284350][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.284434][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.284511][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.284596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddb00 [ 1348.284643][ T32] r4:00000000 [ 1348.284761][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.303204][ T32] r9:83018005 r8:853ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1348.303316][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.303455][ T32] r5:00001000 r4:e46bf000 [ 1348.303541][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.303635][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.303728][ T32] r5:8544338c r4:85443000 [ 1348.303847][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.304022][ T32] r7:dddced40 r6:83018000 r5:8544338c r4:854ce880 [ 1348.304120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.304264][ T32] r10:61c88647 r9:853ed400 r8:854ce8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.304337][ T32] r4:854ce880 [ 1348.304399][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.304507][ T32] r10:00000000 r9:854ce880 r8:8027ecf4 r7:eb4b5e60 r6:85376a00 r5:853ed400 [ 1348.304564][ T32] r4:00000001 [ 1348.304609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.304790][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1348.319085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.319267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.319343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.319451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1348.320450][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.321245][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 2 printk messages dropped ** [ 1348.321471][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1348.321921][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1348.322052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 3 printk messages dropped ** [ 1348.322321][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.322614][ T32] r5:85022b8c r4:85022800 ** 2 printk messages dropped ** [ 1348.322856][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.322965][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.323022][ T32] r4:84753f00 [ 1348.323069][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.323173][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.323230][ T32] r4:00000001 [ 1348.323287][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.323366][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.323429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.323515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.323584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.323669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.323753][ T32] r4:844bb800 [ 1348.323807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.323898][ T32] INFO: task kworker/0:523:4904 blocked for more than 474 seconds. [ 1348.324001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.324072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.324123][ T32] task:kworker/0:523 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.324221][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.324403][ T32] Call trace: [ 1348.324503][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.324613][ T32] r10:829187f4 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:853ea400 [ 1348.324666][ T32] r4:853ea400 [ 1348.345639][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.345929][ T32] r5:853ea400 r4:829187f0 [ 1348.345990][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.346092][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.346270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1348.346419][ T32] r4:00000000 [ 1348.346477][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.346555][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.346641][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.346772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd980 [ 1348.346830][ T32] r4:00000000 [ 1348.346920][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.347034][ T32] r9:83018005 r8:853ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1348.347086][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.347247][ T32] r5:00001000 r4:e0437000 [ 1348.347320][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.347448][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.347587][ T32] r5:85442f8c r4:85442c00 [ 1348.347640][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.347789][ T32] r7:dddced40 r6:83018000 r5:85442f8c r4:854ce900 [ 1348.347870][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.347976][ T32] r10:61c88647 r9:853ea400 r8:854ce92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.348140][ T32] r4:854ce900 [ 1348.348216][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.348330][ T32] r10:00000000 r9:854ce900 r8:8027ecf4 r7:eb4d1e60 r6:85376a80 r5:853ea400 [ 1348.348381][ T32] r4:00000001 [ 1348.348425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.348501][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1348.348606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.348715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.348783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.348849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1348.350108][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.350782][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1348.351431][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1348.351671][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.351773][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.351818][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.351925][ T32] r5:00001000 r4:e0439000 [ 1348.351979][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.352066][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.352174][ T32] r5:85022b8c r4:85022800 [ 1348.352267][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.352394][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.352468][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.352562][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.352611][ T32] r4:84753f00 [ 1348.352654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.352750][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.352838][ T32] r4:00000001 [ 1348.352906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.352986][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.353045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.353152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.353218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.353335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.353427][ T32] r4:844bb800 [ 1348.353522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.353639][ T32] INFO: task kworker/0:524:4906 blocked for more than 474 seconds. [ 1348.353717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.353772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.353864][ T32] task:kworker/0:524 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354044][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354137][ T32] Call trace: [ 1348.354277][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.354384][ T32] r10:829187f4 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:852ea400 [ 1348.354475][ T32] r4:852ea400 [ 1348.354562][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.354671][ T32] r5:852ea400 r4:829187f0 [ 1348.354720][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.354814][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.375586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1348.375678][ T32] r4:00000000 [ 1348.375731][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.375852][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.375941][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.376035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bc8c0 [ 1348.376137][ T32] r4:00000000 [ 1348.376194][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.376306][ T32] r9:83018005 r8:852ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1348.376356][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.376454][ T32] r5:00001000 r4:eaca7000 [ 1348.376499][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.376582][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.376710][ T32] r5:8544838c r4:85448000 [ 1348.376764][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.376867][ T32] r7:dddced40 r6:83018000 r5:8544838c r4:854ce980 [ 1348.376959][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.377071][ T32] r10:61c88647 r9:852ea400 r8:854ce9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.377150][ T32] r4:854ce980 [ 1348.377234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.377348][ T32] r10:00000000 r9:854ce980 r8:8027ecf4 r7:eb4d1e60 r6:85376b00 r5:852ea400 [ 1348.377399][ T32] r4:00000001 [ 1348.377444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.377524][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1348.377588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.377655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.377715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.377778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.377846][ T32] r4:854dd780 [ 1348.378667][ T32] INFO: task kworker/0:524:4906 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.378959][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.379587][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.379701][ T32] Call trace: [ 1348.379831][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.379993][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.380083][ T32] r4:00000000 [ 1348.380136][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1348.380366][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1348.382499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 6 printk messages dropped ** [ 1348.383945][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.423393][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 9 printk messages dropped ** [ 1348.424096][ T32] INFO: task kworker/0:525:4908 blocked for more than 474 seconds. ** 4 printk messages dropped ** [ 1348.425395][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.425897][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.425994][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.426149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1348.426210][ T32] r4:00000000 [ 1348.426265][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.426384][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.426506][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.426646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddc00 [ 1348.426704][ T32] r4:00000000 [ 1348.426750][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.426854][ T32] r9:83018005 r8:853ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1348.426904][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.426998][ T32] r5:00001000 r4:ea8c9000 [ 1348.427095][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.427218][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.427314][ T32] r5:8544378c r4:85443400 [ 1348.427359][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.427477][ T32] r7:dddced40 r6:83018000 r5:8544378c r4:854cea00 [ 1348.427656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.427771][ T32] r10:61c88647 r9:853ee000 r8:854cea2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.427825][ T32] r4:854cea00 [ 1348.427869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.428005][ T32] r10:00000000 r9:854cea00 r8:8027ecf4 r7:eb4dde60 r6:85376b80 r5:853ee000 [ 1348.428068][ T32] r4:00000001 [ 1348.428114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.428237][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1348.428324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.428420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.428487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.428553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.428603][ T32] r4:854ddbc0 [ 1348.429487][ T32] INFO: task kworker/0:525:4908 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.429617][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.429754][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.429896][ T32] Call trace: [ 1348.430072][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.430181][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.430269][ T32] r4:00000000 [ 1348.430367][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.430463][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.430565][ T32] 9d20: ba561000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.430640][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.430694][ T32] 9d60: 80000013 ffffffff [ 1348.430748][ T32] r5:80000013 r4:80239bb0 [ 1348.430794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.430899][ T32] r4:82ac21e4 [ 1348.430987][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.431129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.431192][ T32] r4:e8709dc0 [ 1348.431263][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.431364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.431415][ T32] r4:00000000 [ 1348.431489][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.431634][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.431689][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.431840][ T32] r5:00001000 r4:e0439000 [ 1348.431896][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.431980][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.432072][ T32] r5:85022b8c r4:85022800 [ 1348.432167][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.432277][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 1 printk messages dropped ** [ 1348.432419][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1348.432845][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 6 printk messages dropped ** [ 1348.433455][ T32] INFO: task kworker/0:526:4910 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.433912][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.467193][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.467298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 ** 1 printk messages dropped ** [ 1348.467525][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1348.468104][ T32] r9:83018005 r8:853f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 8 printk messages dropped ** [ 1348.469478][ T32] r10:61c88647 r9:853f0c00 r8:854ceaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.469897][ T32] r4:854cea80 [ 1348.470010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.470235][ T32] r10:00000000 r9:854cea80 r8:8027ecf4 r7:eb4dde60 r6:85376c00 r5:853f0c00 [ 1348.470315][ T32] r4:00000001 [ 1348.470362][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.470476][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1348.470547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.470669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.470778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.470960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.471025][ T32] r4:854dda00 [ 1348.471861][ T32] INFO: task kworker/0:526:4910 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.472123][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.472346][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.472645][ T32] Call trace: [ 1348.472748][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.472982][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.473132][ T32] r4:00000000 [ 1348.473192][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.473456][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.473578][ T32] 9d20: ba724000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.473679][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.473750][ T32] 9d60: 80000013 ffffffff [ 1348.473808][ T32] r5:80000013 r4:80239bb0 [ 1348.473955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.474059][ T32] r4:82ac21e4 [ 1348.474269][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.474561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.474626][ T32] r4:e8709dc0 [ 1348.474743][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.474885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.474954][ T32] r4:00000000 [ 1348.495906][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.496204][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.496273][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.496376][ T32] r5:00001000 r4:e0439000 [ 1348.496422][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.496519][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.496640][ T32] r5:85022b8c r4:85022800 [ 1348.496752][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.496863][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.496934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.497048][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.497130][ T32] r4:84753f00 [ 1348.497211][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.497329][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.497380][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.497623][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1348.498421][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.500000][ T32] r4:844b2400 ** 3 printk messages dropped ** [ 1348.500334][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.500434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1348.500566][ T32] r4:00000000 [ 1348.500665][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.500776][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.500858][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.500945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddec0 [ 1348.500992][ T32] r4:00000000 [ 1348.501035][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.501157][ T32] r9:83018005 r8:844b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.501204][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.501302][ T32] r5:00001000 r4:eac67000 [ 1348.501349][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.501432][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.501566][ T32] r5:85443f8c r4:85443c00 [ 1348.501664][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.501846][ T32] r7:dddced40 r6:83018000 r5:85443f8c r4:854ceb00 [ 1348.501943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.502054][ T32] r10:61c88647 r9:844b2400 r8:854ceb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.502224][ T32] r4:854ceb00 [ 1348.502287][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.502431][ T32] r10:00000000 r9:854ceb00 r8:8027ecf4 r7:eb4dde60 r6:854ceb80 r5:844b2400 [ 1348.502612][ T32] r4:00000001 [ 1348.502666][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.502769][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1348.502835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.502978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.503150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.503241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.503350][ T32] r4:854ddc40 [ 1348.504183][ T32] INFO: task kworker/0:527:4912 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.504273][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.504519][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.504718][ T32] Call trace: [ 1348.504895][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1348.539349][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1348.540166][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.541065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.541746][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 6 printk messages dropped ** [ 1348.542447][ T32] INFO: task kworker/0:528:4915 blocked for more than 475 seconds. ** 4 printk messages dropped ** [ 1348.542909][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.543400][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.543453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1348.543479][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.543998][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.544545][ T32] r5:00001000 r4:eafe1000 ** 5 printk messages dropped ** [ 1348.558661][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.558718][ T32] r10:61c88647 r9:844b3000 r8:854cec2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.558842][ T32] r4:854cec00 [ 1348.558868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.559097][ T32] r10:00000000 r9:854cec00 r8:8027ecf4 r7:eb4dde60 r6:854cec80 r5:844b3000 [ 1348.559128][ T32] r4:00000001 [ 1348.559149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.559192][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1348.559224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.559256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.559305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.559338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.559363][ T32] r4:854ddf80 [ 1348.559822][ T32] INFO: task kworker/0:528:4915 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.559866][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.560016][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.560196][ T32] Call trace: [ 1348.560237][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.560348][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.560378][ T32] r4:00000000 [ 1348.560716][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.560767][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.560800][ T32] 9d20: bb126000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.560832][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.560892][ T32] 9d60: 80000013 ffffffff [ 1348.560956][ T32] r5:80000013 r4:80239bb0 [ 1348.561019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.561069][ T32] r4:82ac21e4 [ 1348.561163][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.561221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.561263][ T32] r4:e8709dc0 [ 1348.561363][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.561416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.561456][ T32] r4:00000000 [ 1348.561481][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.561534][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.561591][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.561641][ T32] r5:00001000 r4:e0439000 [ 1348.561663][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.561741][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.561883][ T32] r5:85022b8c r4:85022800 [ 1348.561909][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.561996][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.562030][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.562132][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.562204][ T32] r4:84753f00 [ 1348.562230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.562328][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.562562][ T32] r4:00000001 [ 1348.562611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.562674][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.562779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.562873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.562908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.562976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.563005][ T32] r4:844bb800 [ 1348.563102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.563139][ T32] INFO: task kworker/0:529:4916 blocked for more than 475 seconds. [ 1348.563282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.563316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1348.563390][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.563785][ T32] r5:844b3c00 r4:829187f0 [ 1348.563806][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.563895][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.563963][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1348.564006][ T32] r4:00000000 [ 1348.564035][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.564079][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.564119][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.564164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddfc0 [ 1348.564190][ T32] r4:00000000 [ 1348.564211][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.564259][ T32] r9:83018005 r8:844b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1348.564288][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.564333][ T32] r5:00001000 r4:eae4b000 [ 1348.564442][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.564565][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.564637][ T32] r5:8544878c r4:85448400 [ 1348.579306][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.579475][ T32] r7:dddced40 r6:83018000 r5:8544878c r4:854ced00 [ 1348.579505][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.579593][ T32] r10:61c88647 r9:844b3c00 r8:854ced2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.579646][ T32] r4:854ced00 [ 1348.579708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.579763][ T32] r10:00000000 r9:854ced00 r8:8027ecf4 r7:eb4f5e60 r6:854ced80 r5:844b3c00 [ 1348.579789][ T32] r4:00000001 [ 1348.580020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.580066][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1348.580099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.580131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.580191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1348.581737][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.581978][ T32] 9d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1348.582343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 6 printk messages dropped ** [ 1348.582681][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.583314][ T32] r4:84753f00 ** 1 printk messages dropped ** [ 1348.583558][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.583591][ T32] r4:00000001 [ 1348.583615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.583654][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.583771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.583808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.583879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.583915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.583939][ T32] r4:844bb800 [ 1348.583983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.584023][ T32] INFO: task kworker/0:530:4920 blocked for more than 475 seconds. [ 1348.584061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.584104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.584144][ T32] task:kworker/0:530 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.584199][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.584271][ T32] Call trace: [ 1348.584384][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.584440][ T32] r10:829187f4 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:844b4800 [ 1348.584522][ T32] r4:844b4800 [ 1348.584550][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.584651][ T32] r5:844b4800 r4:829187f0 [ 1348.609190][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.609370][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.609450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1348.609482][ T32] r4:00000000 [ 1348.609505][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.609577][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.609647][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.609695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847abf80 [ 1348.609738][ T32] r4:00000000 [ 1348.609943][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.610010][ T32] r9:83018005 r8:844b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.610240][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.610347][ T32] r5:00001000 r4:eae87000 [ 1348.610421][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.610476][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.610524][ T32] r5:85448b8c r4:85448800 [ 1348.610756][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.610974][ T32] r7:dddced40 r6:83018000 r5:85448b8c r4:854cee00 [ 1348.611042][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.611265][ T32] r10:61c88647 r9:844b4800 r8:854cee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.611295][ T32] r4:854cee00 [ 1348.611320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.611428][ T32] r10:00000000 r9:854cee00 r8:8027ecf4 r7:eb4f5e60 r6:854cee80 r5:844b4800 [ 1348.611496][ T32] r4:00000001 [ 1348.611762][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.611806][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1348.611839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.611877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.611929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.612023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.612092][ T32] r4:854f2080 [ 1348.612617][ T32] INFO: task kworker/0:530:4920 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.612724][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.612834][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.612995][ T32] Call trace: [ 1348.613041][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.613245][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.613344][ T32] r4:00000000 [ 1348.613451][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.613501][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.613535][ T32] 9d20: bbc53000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.613600][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.613630][ T32] 9d60: 80000013 ffffffff [ 1348.613725][ T32] r5:80000013 r4:80239bb0 [ 1348.613787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.613844][ T32] r4:82ac21e4 [ 1348.613867][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.613931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.613964][ T32] r4:e8709dc0 [ 1348.614005][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.614071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.614218][ T32] r4:00000000 [ 1348.614245][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.614371][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.614550][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.614638][ T32] r5:00001000 r4:e0439000 [ 1348.624357][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.624520][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.624578][ T32] r5:85022b8c r4:85022800 [ 1348.624624][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.625515][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.625735][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.625806][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.625832][ T32] r4:84753f00 [ 1348.625854][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.625904][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.625928][ T32] r4:00000001 [ 1348.625948][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.625985][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.626021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.626052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.626080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.626112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.626136][ T32] r4:844bb800 [ 1348.626161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.626192][ T32] INFO: task kworker/0:531:4921 blocked for more than 475 seconds. [ 1348.626227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.626255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.626287][ T32] task:kworker/0:531 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.626379][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.626433][ T32] Call trace: [ 1348.626467][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.626550][ T32] r10:829187f4 r9:eb501d84 r8:00000002 r7:60000013 r6:eb501d8c r5:844b5400 [ 1348.626579][ T32] r4:844b5400 [ 1348.626600][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.626646][ T32] r5:844b5400 r4:829187f0 [ 1348.626668][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.626743][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.626799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1348.626854][ T32] r4:00000000 [ 1348.626880][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1348.627000][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.627419][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.627746][ T32] r4:854cef00 ** 3 printk messages dropped ** [ 1348.627915][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.627963][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1348.628022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.628058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.628087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.628120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.628144][ T32] r4:854f2240 [ 1348.628606][ T32] INFO: task kworker/0:531:4921 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.628649][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.628953][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.629006][ T32] Call trace: [ 1348.629053][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.629144][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.629215][ T32] r4:00000000 [ 1348.629249][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.629307][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.629341][ T32] 9d20: bbc53000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.629372][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.629397][ T32] 9d60: 80000013 ffffffff [ 1348.629429][ T32] r5:80000013 r4:80239bb0 [ 1348.629454][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.629498][ T32] r4:82ac21e4 [ 1348.629525][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.629622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.629653][ T32] r4:e8709dc0 [ 1348.629677][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.629761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.629792][ T32] r4:00000000 [ 1348.630102][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.630175][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.630205][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.630667][ T32] r5:00001000 r4:e0439000 [ 1348.630773][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.631005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.631193][ T32] r4:84753f00 [ 1348.631299][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.631380][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.631413][ T32] r4:00000001 [ 1348.631448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.631517][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.631555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.631591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.631621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.631653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.631680][ T32] r4:844bb800 [ 1348.631741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.631778][ T32] INFO: task kworker/0:532:4923 blocked for more than 475 seconds. [ 1348.631811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.631864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.632034][ T32] task:kworker/0:532 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.632446][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.632528][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.632795][ T32] r5:844b6000 r4:829187f0 ** 1 printk messages dropped ** [ 1348.632912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.632990][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.633178][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.634015][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.668052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.669306][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.669881][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1348.670498][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.671014][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.671813][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 7 printk messages dropped ** [ 1348.672291][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1348.672424][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.672553][ T32] Call trace: [ 1348.672608][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.672663][ T32] r10:829187f4 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:844b6c00 [ 1348.672825][ T32] r4:844b6c00 [ 1348.672963][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.673018][ T32] r5:844b6c00 r4:829187f0 [ 1348.673040][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.673122][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.673189][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1348.673214][ T32] r4:00000000 [ 1348.673236][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.673277][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.673316][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.673360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2640 [ 1348.673445][ T32] r4:00000000 [ 1348.673505][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.673557][ T32] r9:83018005 r8:844b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1348.673580][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.673625][ T32] r5:00001000 r4:eb005000 [ 1348.673677][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.673917][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.673986][ T32] r5:85449b8c r4:85449800 [ 1348.674014][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.674070][ T32] r7:dddced40 r6:83018000 r5:85449b8c r4:854f6100 [ 1348.674094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.674427][ T32] r10:61c88647 r9:844b6c00 r8:854f612c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.674457][ T32] r4:854f6100 [ 1348.674479][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.674528][ T32] r10:00000000 r9:854f6100 r8:8027ecf4 r7:eb4f5e60 r6:854f6180 r5:844b6c00 [ 1348.674743][ T32] r4:00000001 [ 1348.695196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.695326][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1348.695365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.695398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.695427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.695462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.695488][ T32] r4:854f2340 [ 1348.695943][ T32] INFO: task kworker/0:533:4925 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.696033][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.696265][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.696559][ T32] Call trace: [ 1348.696595][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.696653][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.696717][ T32] r4:00000000 [ 1348.696745][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.696791][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.696824][ T32] 9d20: bc979000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.696882][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.697020][ T32] 9d60: 80000013 ffffffff [ 1348.697052][ T32] r5:80000013 r4:80239bb0 [ 1348.697075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.697168][ T32] r4:82ac21e4 [ 1348.697338][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.697401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.697427][ T32] r4:e8709dc0 [ 1348.697474][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.697525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.697550][ T32] r4:00000000 [ 1348.697577][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.697629][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.697904][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.697955][ T32] r5:00001000 r4:e0439000 [ 1348.697978][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.698055][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.698366][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1348.698917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1348.699824][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.699871][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.699929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1348.700018][ T32] r4:00000000 [ 1348.700043][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.700087][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.700126][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.700171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2980 [ 1348.700195][ T32] r4:00000000 [ 1348.700215][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.700263][ T32] r9:83018005 r8:85476c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1348.700315][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.700365][ T32] r5:00001000 r4:eb17d000 [ 1348.700408][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.700453][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.700518][ T32] r5:8544a38c r4:8544a000 [ 1348.700542][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.700655][ T32] r7:dddced40 r6:83018000 r5:8544a38c r4:854f6200 [ 1348.700681][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1348.700975][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.701747][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.703125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 15 printk messages dropped ** [ 1348.704368][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1348.731358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1348.732289][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.732580][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1348.733222][ T32] r10:61c88647 r9:85475400 r8:854f632c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1348.749254][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1348.749926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.750074][ T32] r4:e8709dc0 [ 1348.750135][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.750191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.750217][ T32] r4:00000000 [ 1348.750239][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.750296][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.750320][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.750366][ T32] r5:00001000 r4:e0439000 [ 1348.750389][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.750447][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.750559][ T32] r5:85022b8c r4:85022800 [ 1348.750587][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.750640][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.750663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.750739][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.750791][ T32] r4:84753f00 [ 1348.750822][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.750874][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.750921][ T32] r4:00000001 [ 1348.750942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.750980][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.751015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.751047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.751094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.751169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1348.752067][ T32] task:kworker/0:536 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.753616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 ** 12 printk messages dropped ** [ 1348.768754][ T32] r5:8544a78c r4:8544a400 ** 7 printk messages dropped ** [ 1348.769284][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.770129][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.770210][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.770299][ T32] Call trace: [ 1348.770369][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.770431][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.770478][ T32] r4:00000000 [ 1348.770517][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.770564][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.770597][ T32] 9d20: bd40b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.770659][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1348.770878][ T32] r4:e8709dc0 ** 8 printk messages dropped ** [ 1348.771595][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.772180][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1348.796196][ T32] r4:853f0000 ** 2 printk messages dropped ** [ 1348.796572][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.797701][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1348.799000][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) ** 8 printk messages dropped ** [ 1348.800867][ T32] Call trace: ** 10 printk messages dropped ** [ 1348.802380][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.803253][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.826077][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 1 printk messages dropped ** [ 1348.826254][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.826314][ T32] r4:84753f00 [ 1348.826362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.826459][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.826554][ T32] r4:00000001 [ 1348.826606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.826723][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.826829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.826936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.827011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.827086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.827135][ T32] r4:844bb800 [ 1348.827189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.827272][ T32] INFO: task kworker/0:538:4935 blocked for more than 475 seconds. [ 1348.827342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.827396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.827445][ T32] task:kworker/0:538 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.827556][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.827647][ T32] Call trace: [ 1348.827717][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.827861][ T32] r10:829187f4 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:853f3000 [ 1348.827939][ T32] r4:853f3000 [ 1348.827990][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.828081][ T32] r5:853f3000 r4:829187f0 [ 1348.828124][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.828253][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.828357][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1348.828411][ T32] r4:00000000 [ 1348.828454][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.828536][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.828642][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.828734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2c80 [ 1348.828782][ T32] r4:00000000 [ 1348.828864][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.828969][ T32] r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.829027][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.829147][ T32] r5:00001000 r4:eb1cb000 [ 1348.829222][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.829353][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.829483][ T32] r5:8544ab8c r4:8544a800 [ 1348.829573][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.829668][ T32] r7:dddced40 r6:83018000 r5:8544ab8c r4:854f6500 [ 1348.829749][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.829846][ T32] r10:61c88647 r9:853f3000 r8:854f652c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.829896][ T32] r4:854f6500 [ 1348.829957][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.830061][ T32] r10:00000000 r9:854f6500 r8:8027ecf4 r7:eb521e60 r6:85376d80 r5:853f3000 ** 3 printk messages dropped ** [ 1348.830332][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.831353][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.832265][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.832501][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1348.832659][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.833285][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.833841][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1348.834223][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.834638][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1348.866607][ T32] task:kworker/0:539 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.866769][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.866925][ T32] Call trace: [ 1348.867024][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.867136][ T32] r10:829187f4 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:853f3c00 [ 1348.867186][ T32] r4:853f3c00 [ 1348.867229][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.867377][ T32] r5:853f3c00 r4:829187f0 [ 1348.867512][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.867598][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.867693][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1348.867739][ T32] r4:00000000 [ 1348.867814][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.867897][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.867982][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.868186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2f00 [ 1348.868276][ T32] r4:00000000 [ 1348.868338][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.868585][ T32] r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1348.868642][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.868727][ T32] r5:00001000 r4:eb1f1000 [ 1348.868769][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.868845][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.868926][ T32] r5:8544b38c r4:8544b000 [ 1348.868965][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.869059][ T32] r7:dddced40 r6:83018000 r5:8544b38c r4:854f6580 [ 1348.869190][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.869336][ T32] r10:61c88647 r9:853f3c00 r8:854f65ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.869393][ T32] r4:854f6580 [ 1348.869439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.869576][ T32] r10:00000000 r9:854f6580 r8:8027ecf4 r7:eb521e60 r6:85376e00 r5:853f3c00 [ 1348.869652][ T32] r4:00000001 [ 1348.869701][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.869804][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1348.869868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.869929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.870033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.870159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.870219][ T32] r4:854f2a00 [ 1348.871055][ T32] INFO: task kworker/0:539:4936 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.871137][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.871308][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.871450][ T32] Call trace: [ 1348.871600][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.871703][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.871757][ T32] r4:00000000 [ 1348.871828][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.871917][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.871981][ T32] 9d20: bdbe6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 ** 1 printk messages dropped ** [ 1348.872220][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1348.872809][ T32] r4:e8709dc0 [ 1348.872915][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1348.873361][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.874126][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1348.905630][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.905883][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1348.906215][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.906292][ T32] Call trace: [ 1348.906328][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.906617][ T32] r10:829187f4 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:853f5400 [ 1348.906647][ T32] r4:853f5400 [ 1348.906670][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.906716][ T32] r5:853f5400 r4:829187f0 [ 1348.906970][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.907083][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.907139][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1348.907612][ T32] r4:00000000 [ 1348.907640][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.907683][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.907725][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.907771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501040 [ 1348.907796][ T32] r4:00000000 [ 1348.907817][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.907868][ T32] r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1348.907892][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.907937][ T32] r5:00001000 r4:eb2eb000 [ 1348.907958][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.908315][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.908373][ T32] r5:8544bb8c r4:8544b800 [ 1348.908397][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.908531][ T32] r7:dddced40 r6:83018000 r5:8544bb8c r4:854f6600 [ 1348.908559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.908767][ T32] r10:61c88647 r9:853f5400 r8:854f662c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.909008][ T32] r4:854f6600 [ 1348.909306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.909554][ T32] r10:00000000 r9:854f6600 r8:8027ecf4 r7:eb529e60 r6:85376e80 r5:853f5400 [ 1348.909587][ T32] r4:00000001 [ 1348.909708][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.909753][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1348.910470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.910508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.910588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.910628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.910709][ T32] r4:854f2d00 [ 1348.911449][ T32] INFO: task kworker/0:540:4939 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.911504][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.911571][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.911638][ T32] Call trace: [ 1348.912146][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.912254][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.912456][ T32] r4:00000000 [ 1348.912487][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.912572][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.912826][ T32] 9d20: bdf52000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.912931][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.913358][ T32] 9d60: 80000013 ffffffff [ 1348.913401][ T32] r5:80000013 r4:80239bb0 [ 1348.913727][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.913783][ T32] r4:82ac21e4 [ 1348.913813][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.913869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.914062][ T32] r4:e8709dc0 [ 1348.914090][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.914145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1348.914172][ T32] r4:00000000 [ 1348.914196][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.914380][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.914417][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.914467][ T32] r5:00001000 r4:e0439000 [ 1348.914607][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.914739][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.953022][ T32] r5:85022b8c r4:85022800 [ 1348.953070][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.953193][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1348.953279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.953506][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.953631][ T32] r4:84753f00 [ 1348.953843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.953915][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1348.954033][ T32] r4:00000001 [ 1348.954063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.954307][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1348.954353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.954682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.955963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.956027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.956055][ T32] r4:844bb800 [ 1348.956081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.956124][ T32] INFO: task kworker/0:541:4940 blocked for more than 475 seconds. [ 1348.956161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.956186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.956209][ T32] task:kworker/0:541 state:D stack:0 pid:4940 tgid:4940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.956329][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.956399][ T32] Call trace: [ 1348.956433][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1348.956529][ T32] r10:829187f4 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:853f6000 [ 1348.956596][ T32] r4:853f6000 [ 1348.956624][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1348.956671][ T32] r5:853f6000 r4:829187f0 [ 1348.956693][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.956798][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.956854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1348.956880][ T32] r4:00000000 [ 1348.956901][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1348.956941][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.957014][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.957325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2f80 [ 1348.957956][ T32] r4:00000000 [ 1348.957985][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.958055][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1348.958087][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.958137][ T32] r5:00001000 r4:eb2cf000 [ 1348.958160][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.958201][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.958245][ T32] r5:8544b78c r4:8544b400 [ 1348.958289][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.958343][ T32] r7:dddced40 r6:83018000 r5:8544b78c r4:854f6680 [ 1348.958368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.958672][ T32] r10:61c88647 r9:853f6000 r8:854f66ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.958759][ T32] r4:854f6680 [ 1348.958784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.958922][ T32] r10:00000000 r9:854f6680 r8:8027ecf4 r7:eb531e60 r6:85376f00 r5:853f6000 [ 1348.959042][ T32] r4:00000001 [ 1348.959066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.959187][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1348.959220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.959252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.959454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.959492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.959517][ T32] r4:854f2d00 [ 1348.960035][ T32] INFO: task kworker/0:541:4940 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.960079][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.960313][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.961073][ T32] Call trace: [ 1348.961194][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.961251][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.961352][ T32] r4:00000000 [ 1348.961379][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.961424][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1348.961456][ T32] 9d20: be817000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1348.961565][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1348.961596][ T32] 9d60: 80000013 ffffffff [ 1348.961644][ T32] r5:80000013 r4:80239bb0 [ 1348.961669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.961714][ T32] r4:82ac21e4 [ 1348.961983][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.962362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1348.962393][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1348.962463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1348.963203][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1348.963599][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1348.963823][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 5 printk messages dropped ** [ 1348.964375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1348.989503][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1348.989596][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.990113][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.990185][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1348.990231][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1348.990298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501480 [ 1348.990329][ T32] r4:00000000 [ 1348.990596][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1348.990653][ T32] r9:83018005 r8:853f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1348.990695][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.990745][ T32] r5:00001000 r4:eb32b000 [ 1348.990768][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1348.990955][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.991008][ T32] r5:8545038c r4:85450000 [ 1348.991031][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.991084][ T32] r7:dddced40 r6:83018000 r5:8545038c r4:854f6700 [ 1348.991106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.991158][ T32] r10:61c88647 r9:853f6c00 r8:854f672c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.991183][ T32] r4:854f6700 [ 1348.991362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.991419][ T32] r10:00000000 r9:854f6700 r8:8027ecf4 r7:eb531e60 r6:85376f80 r5:853f6c00 [ 1348.991611][ T32] r4:00000001 [ 1348.991638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.991678][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1348.991710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.991892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.992466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.992506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.992532][ T32] r4:85501100 [ 1348.992995][ T32] INFO: task kworker/0:542:4943 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1348.993037][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.993949][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.994101][ T32] Call trace: [ 1348.994223][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1348.994707][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1348.994853][ T32] r4:00000000 [ 1349.016230][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.016336][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.016376][ T32] 9d20: bf1d0000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.016410][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.016436][ T32] 9d60: 80000013 ffffffff [ 1349.016467][ T32] r5:80000013 r4:80239bb0 [ 1349.016490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.016536][ T32] r4:82ac21e4 [ 1349.016558][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.016606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.016633][ T32] r4:e8709dc0 [ 1349.016654][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.016702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.016954][ T32] r4:00000000 [ 1349.017005][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.017387][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.017423][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.017476][ T32] r5:00001000 r4:e0439000 [ 1349.017499][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.017542][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.017588][ T32] r5:85022b8c r4:85022800 [ 1349.017609][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.017658][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.017889][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.018006][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.018069][ T32] r4:84753f00 [ 1349.018130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.018187][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.018212][ T32] r4:00000001 [ 1349.018365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.018408][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.018437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.018728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.018762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.018795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.018819][ T32] r4:844bb800 [ 1349.018982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.019021][ T32] INFO: task kworker/0:543:4945 blocked for more than 475 seconds. [ 1349.019104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.019167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.019195][ T32] task:kworker/0:543 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.019452][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.019596][ T32] Call trace: [ 1349.019667][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.019721][ T32] r10:829187f4 r9:eb53dd84 r8:00000002 r7:60000013 r6:eb53dd8c r5:853f4800 [ 1349.019747][ T32] r4:853f4800 [ 1349.019767][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.019885][ T32] r5:853f4800 r4:829187f0 [ 1349.020011][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.020068][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.020121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1349.020146][ T32] r4:00000000 [ 1349.020169][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.020766][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.020931][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.020981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501380 [ 1349.021007][ T32] r4:00000000 [ 1349.021203][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.021270][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.021295][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.021380][ T32] r5:00001000 r4:eb303000 [ 1349.021966][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.022012][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.022074][ T32] r5:8544bf8c r4:8544bc00 [ 1349.022216][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.022476][ T32] r7:dddced40 r6:83018000 r5:8544bf8c r4:854f6780 [ 1349.022504][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.022880][ T32] r10:61c88647 r9:853f4800 r8:854f67ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.023124][ T32] r4:854f6780 [ 1349.023148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.023374][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) ** 6 printk messages dropped ** [ 1349.024362][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.055828][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.056082][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1349.056369][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 3 printk messages dropped ** [ 1349.056564][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.056614][ T32] r5:85022b8c r4:85022800 [ 1349.056636][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.056686][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.056713][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.056783][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.056811][ T32] r4:84753f00 [ 1349.056832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.056894][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.056922][ T32] r4:00000001 [ 1349.056944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.056983][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.057015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.057120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.057245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.057305][ T32] r4:844bb800 [ 1349.057386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.057426][ T32] INFO: task kworker/0:544:4947 blocked for more than 475 seconds. [ 1349.057465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.057495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.057519][ T32] task:kworker/0:544 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.057672][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.057853][ T32] Call trace: [ 1349.057946][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.058021][ T32] r10:829187f4 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:853f1800 [ 1349.058048][ T32] r4:853f1800 [ 1349.058070][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.058266][ T32] r5:853f1800 r4:829187f0 [ 1349.058294][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.058392][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.058512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1349.058540][ T32] r4:00000000 [ 1349.058639][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.058722][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.058764][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.058811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501b80 [ 1349.058837][ T32] r4:00000000 [ 1349.058858][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.058938][ T32] r9:83018005 r8:853f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1349.058979][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.059224][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.060494][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.061276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.062209][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.062646][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.063289][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1349.063653][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.096363][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.096862][ T32] r4:84753f00 [ 1349.096890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.096975][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.097004][ T32] r4:00000001 [ 1349.097133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.097189][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.097230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.097296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.097354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.097390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.097416][ T32] r4:844bb800 [ 1349.097444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.097488][ T32] INFO: task kworker/0:545:4950 blocked for more than 475 seconds. [ 1349.097525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.097552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.097577][ T32] task:kworker/0:545 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.097830][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.097882][ T32] Call trace: [ 1349.097989][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.098078][ T32] r10:829187f4 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:853e8c00 [ 1349.098146][ T32] r4:853e8c00 [ 1349.098174][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.098220][ T32] r5:853e8c00 r4:829187f0 [ 1349.098242][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.098286][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.098336][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1349.098389][ T32] r4:00000000 [ 1349.098415][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.098460][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.098504][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.098550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501600 [ 1349.098606][ T32] r4:00000000 [ 1349.098665][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.098722][ T32] r9:83018005 r8:853e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1349.098745][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.098791][ T32] r5:00001000 r4:eb34d000 [ 1349.098813][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.098855][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.098899][ T32] r5:8545078c r4:85450400 [ 1349.098919][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.098984][ T32] r7:dddced40 r6:83018000 r5:8545078c r4:854f6880 [ 1349.099045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.099100][ T32] r10:61c88647 r9:853e8c00 r8:854f68ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.099157][ T32] r4:854f6880 [ 1349.099181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.099290][ T32] r10:00000000 r9:854f6880 r8:8027ecf4 r7:eb541e60 r6:85504100 r5:853e8c00 [ 1349.099332][ T32] r4:00000001 [ 1349.099374][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.099440][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1349.099492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.099550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.099617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.099684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.099735][ T32] r4:855010c0 [ 1349.100471][ T32] INFO: task kworker/0:545:4950 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.100577][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.100725][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.100818][ T32] Call trace: [ 1349.100878][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.100968][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.101030][ T32] r4:00000000 [ 1349.101073][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.101208][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.101272][ T32] 9d20: bfc61000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.101352][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.101425][ T32] 9d60: 80000013 ffffffff [ 1349.101480][ T32] r5:80000013 r4:80239bb0 [ 1349.101540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.101624][ T32] r4:82ac21e4 [ 1349.101665][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.101756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.101807][ T32] r4:e8709dc0 [ 1349.101852][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.101936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 6 printk messages dropped ** [ 1349.102585][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.103138][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 1 printk messages dropped ** [ 1349.103237][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.103393][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.103453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.103509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.103564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.103666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.103717][ T32] r4:844bb800 [ 1349.103766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.103858][ T32] INFO: task kworker/1:365:4951 blocked for more than 475 seconds. [ 1349.103919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.103968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.104091][ T32] task:kworker/1:365 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.104255][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.104354][ T32] Call trace: [ 1349.104454][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.104558][ T32] r10:829187f4 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:853f8000 [ 1349.104608][ T32] r4:853f8000 [ 1349.104737][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.135936][ T32] r5:853f8000 r4:829187f0 [ 1349.136035][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.136189][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.136333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1349.136399][ T32] r4:00000000 [ 1349.136461][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.136565][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.136672][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.136819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2e40 [ 1349.136900][ T32] r4:00000000 [ 1349.137017][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.137175][ T32] r9:83018205 r8:853f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1349.137241][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.137364][ T32] r5:00001000 r4:eb36f000 [ 1349.137445][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.137585][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.137688][ T32] r5:847c578c r4:847c5400 [ 1349.137767][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.137881][ T32] r7:ddde2d40 r6:83018200 r5:847c578c r4:85504180 [ 1349.137951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.138108][ T32] r10:61c88647 r9:853f8000 r8:855041ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.138168][ T32] r4:85504180 [ 1349.138219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.138396][ T32] r10:00000000 r9:85504180 r8:8027ecf4 r7:eb345e60 r6:85504200 r5:853f8000 [ 1349.138452][ T32] r4:00000001 [ 1349.138496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.138585][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1349.138656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.138773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.138858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.139052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.139138][ T32] r4:854ebbc0 [ 1349.139999][ T32] INFO: task kworker/1:365:4951 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.140104][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.140396][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.140611][ T32] Call trace: [ 1349.140864][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.141066][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.141163][ T32] r4:00000000 [ 1349.141308][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.141432][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.141516][ T32] 9d20: bffc9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.141663][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.141770][ T32] 9d60: 80000013 ffffffff [ 1349.141842][ T32] r5:80000013 r4:80239bb0 [ 1349.141892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.141986][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.142241][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1349.142704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1349.143596][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1349.144064][ T32] r4:84753f00 ** 3 printk messages dropped ** [ 1349.144378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.165883][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1349.166232][ T32] task:kworker/0:546 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.167053][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.167376][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.167665][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.167784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501c80 [ 1349.167871][ T32] r4:00000000 [ 1349.167941][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.168064][ T32] r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1349.168132][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.168272][ T32] r5:00001000 r4:eb575000 [ 1349.168343][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.168428][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.168517][ T32] r5:85450f8c r4:85450c00 [ 1349.168569][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.168687][ T32] r7:dddced40 r6:83018000 r5:85450f8c r4:854f6900 [ 1349.168752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.168877][ T32] r10:61c88647 r9:853f8c00 r8:854f692c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.168945][ T32] r4:854f6900 [ 1349.169018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.169175][ T32] r10:00000000 r9:854f6900 r8:8027ecf4 r7:eb541e60 r6:85504280 r5:853f8c00 [ 1349.169242][ T32] r4:00000001 [ 1349.169337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.169443][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1349.169522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.169610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.169685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.169810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.169998][ T32] r4:855010c0 [ 1349.170915][ T32] INFO: task kworker/0:546:4953 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.171028][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.171317][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.171447][ T32] Call trace: [ 1349.171537][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.171759][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.171841][ T32] r4:00000000 [ 1349.171901][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.172011][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.172090][ T32] 9d20: c0109000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.172170][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.172237][ T32] 9d60: 80000013 ffffffff [ 1349.172344][ T32] r5:80000013 r4:80239bb0 [ 1349.172440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.172535][ T32] r4:82ac21e4 [ 1349.172605][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.172725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.172936][ T32] r4:e8709dc0 [ 1349.173014][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.173204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.173289][ T32] r4:00000000 [ 1349.173343][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.173472][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.173532][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.173662][ T32] r5:00001000 r4:e0439000 [ 1349.173724][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.173829][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.173942][ T32] r5:85022b8c r4:85022800 [ 1349.174055][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.174391][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1349.196341][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.196650][ T32] r4:844bb800 [ 1349.196714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.196791][ T32] INFO: task kworker/1:366:4954 blocked for more than 475 seconds. [ 1349.196903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.196975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.197035][ T32] task:kworker/1:366 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.197266][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.197510][ T32] Call trace: [ 1349.197622][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.197745][ T32] r10:829187f4 r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:853f9800 [ 1349.197810][ T32] r4:853f9800 [ 1349.197869][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.197979][ T32] r5:853f9800 r4:829187f0 [ 1349.198040][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.198179][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.198313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1349.198376][ T32] r4:00000000 [ 1349.198425][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.198521][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.198620][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.198736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff040 [ 1349.198801][ T32] r4:00000000 [ 1349.198861][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.199000][ T32] r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1349.199070][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.199185][ T32] r5:00001000 r4:eb37d000 [ 1349.199243][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.199356][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.199466][ T32] r5:853d038c r4:853d0000 [ 1349.199525][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.199706][ T32] r7:ddde2d40 r6:83018200 r5:853d038c r4:85504300 [ 1349.199786][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.199902][ T32] r10:61c88647 r9:853f9800 r8:8550432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.199988][ T32] r4:85504300 [ 1349.200045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.200162][ T32] r10:00000000 r9:85504300 r8:8027ecf4 r7:eb519e60 r6:85504380 r5:853f9800 [ 1349.200270][ T32] r4:00000001 [ 1349.200338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.200505][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1349.200577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.200640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.200863][ T32] r4:854eb2c0 ** 1 printk messages dropped ** [ 1349.201819][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.201998][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.202169][ T32] Call trace: [ 1349.202378][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.202536][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.202626][ T32] r4:00000000 [ 1349.202685][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.202816][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.202929][ T32] 9d20: c0269000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.203017][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.203090][ T32] 9d60: 80000013 ffffffff [ 1349.203158][ T32] r5:80000013 r4:80239bb0 [ 1349.203301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.203419][ T32] r4:82ac21e4 [ 1349.203479][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.203644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 2 printk messages dropped ** [ 1349.203968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1349.234445][ T32] r5:85022b8c r4:85022800 ** 4 printk messages dropped ** [ 1349.235707][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1349.236218][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 4 printk messages dropped ** [ 1349.236619][ T32] r4:844bb800 ** 4 printk messages dropped ** [ 1349.237025][ T32] task:kworker/1:367 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.238070][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.238196][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.238394][ T32] r4:00000000 [ 1349.238453][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.238552][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.238654][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.238786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff340 [ 1349.238892][ T32] r4:00000000 [ 1349.238978][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.239141][ T32] r9:83018205 r8:853fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1349.239219][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.239400][ T32] r5:00001000 r4:eb38b000 [ 1349.239576][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.239690][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.239966][ T32] r5:853d078c r4:853d0400 [ 1349.240075][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.240338][ T32] r7:ddde2d40 r6:83018200 r5:853d078c r4:85504400 [ 1349.240421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.240593][ T32] r10:61c88647 r9:853fa400 r8:8550442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.240657][ T32] r4:85504400 [ 1349.240710][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.240824][ T32] r10:00000000 r9:85504400 r8:8027ecf4 r7:eb549e60 r6:85504480 r5:853fa400 [ 1349.240884][ T32] r4:00000001 [ 1349.240931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.241017][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1349.241182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.241316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.241401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.241470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.241526][ T32] r4:854ff080 [ 1349.242416][ T32] INFO: task kworker/1:367:4956 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.242575][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.242779][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.242893][ T32] Call trace: [ 1349.243012][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.243136][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.243205][ T32] r4:00000000 [ 1349.243272][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.243459][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.243545][ T32] 9d20: c0504000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.243631][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.243701][ T32] 9d60: 80000013 ffffffff [ 1349.243813][ T32] r5:80000013 r4:80239bb0 [ 1349.243921][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.244033][ T32] r4:82ac21e4 [ 1349.244097][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.244207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.244358][ T32] r4:e8709dc0 [ 1349.244434][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.244543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.244717][ T32] r4:00000000 [ 1349.275873][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.276086][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.276159][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.276288][ T32] r5:00001000 r4:e0439000 [ 1349.276347][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.276453][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.276569][ T32] r5:85022b8c r4:85022800 [ 1349.276640][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.276771][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.276837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.276958][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.277024][ T32] r4:84753f00 [ 1349.277123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.277251][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.277325][ T32] r4:00000001 [ 1349.277384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.277506][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.277596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.277714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.277997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.278102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.278180][ T32] r4:844bb800 [ 1349.278252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.278341][ T32] INFO: task kworker/1:368:4958 blocked for more than 475 seconds. [ 1349.278427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.278494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.278553][ T32] task:kworker/1:368 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.278733][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.278847][ T32] Call trace: [ 1349.279068][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.279235][ T32] r10:829187f4 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:853fb000 [ 1349.279317][ T32] r4:853fb000 [ 1349.279565][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.279683][ T32] r5:853fb000 r4:829187f0 [ 1349.279742][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.279847][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.280166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1349.280263][ T32] r4:00000000 [ 1349.280325][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.280472][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.280562][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.280788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff480 [ 1349.280880][ T32] r4:00000000 [ 1349.280941][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.281057][ T32] r9:83018205 r8:853fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1349.281170][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.281346][ T32] r5:00001000 r4:eb4c5000 [ 1349.281412][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.281503][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.281616][ T32] r5:853d0b8c r4:853d0800 [ 1349.281673][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.281789][ T32] r7:ddde2d40 r6:83018200 r5:853d0b8c r4:85504500 [ 1349.281846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.281984][ T32] r10:61c88647 r9:853fb000 r8:8550452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.282055][ T32] r4:85504500 [ 1349.282116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.282230][ T32] r10:00000000 r9:85504500 r8:8027ecf4 r7:eb545e60 r6:85504580 r5:853fb000 [ 1349.282316][ T32] r4:00000001 [ 1349.282393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.282488][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1349.282558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.282636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.282710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.282791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.282888][ T32] r4:854ff1c0 ** 1 printk messages dropped ** [ 1349.283782][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.283942][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.284049][ T32] Call trace: [ 1349.284251][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.284366][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.284421][ T32] r4:00000000 [ 1349.284541][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.284755][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.319298][ T32] 9d20: c0963000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.319445][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 1 printk messages dropped ** [ 1349.319603][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.320148][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1349.320774][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.321444][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1349.321943][ T32] r4:00000001 [ 1349.322002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.322134][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.322208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.322290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.322365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.322445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.322510][ T32] r4:844bb800 [ 1349.322575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.322647][ T32] INFO: task kworker/1:369:4960 blocked for more than 475 seconds. [ 1349.322731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.322803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.322891][ T32] task:kworker/1:369 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.323047][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.323210][ T32] Call trace: [ 1349.323319][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.323448][ T32] r10:829187f4 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:853fbc00 [ 1349.323510][ T32] r4:853fbc00 [ 1349.323571][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.323696][ T32] r5:853fbc00 r4:829187f0 [ 1349.323809][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.323932][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.324120][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1349.324201][ T32] r4:00000000 [ 1349.324268][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.324439][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.324582][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.345997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f280 [ 1349.346189][ T32] r4:00000000 [ 1349.346252][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.346414][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.346501][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.346653][ T32] r5:00001000 r4:eab1d000 [ 1349.346826][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.346951][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.347093][ T32] r5:853d1b8c r4:853d1800 [ 1349.347188][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.347407][ T32] r7:ddde2d40 r6:83018200 r5:853d1b8c r4:85504600 [ 1349.347471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.347577][ T32] r10:61c88647 r9:853fbc00 r8:8550462c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.347638][ T32] r4:85504600 [ 1349.347691][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.347869][ T32] r10:00000000 r9:85504600 r8:8027ecf4 r7:eb54de60 r6:85504680 r5:853fbc00 [ 1349.347947][ T32] r4:00000001 [ 1349.348040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.348172][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1349.348251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.348330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.348397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.348470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.348530][ T32] r4:854ff300 [ 1349.349372][ T32] INFO: task kworker/1:369:4960 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.349505][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.350107][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.350491][ T32] 9d60: 80000013 ffffffff [ 1349.350588][ T32] r5:80000013 r4:80239bb0 [ 1349.350648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.350746][ T32] r4:82ac21e4 [ 1349.350835][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.350973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.351038][ T32] r4:e8709dc0 [ 1349.351090][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.351218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.351288][ T32] r4:00000000 [ 1349.351341][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.351452][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.351562][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.351808][ T32] r5:00001000 r4:e0439000 [ 1349.351869][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.351986][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.352095][ T32] r5:85022b8c r4:85022800 [ 1349.352180][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.352304][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.352361][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.352472][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.352529][ T32] r4:84753f00 [ 1349.352581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1349.352805][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.353735][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.354028][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.368450][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.368598][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.368718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1349.368778][ T32] r4:00000000 [ 1349.368829][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.368948][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.369059][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.369192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff740 [ 1349.369283][ T32] r4:00000000 [ 1349.369363][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.369480][ T32] r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1349.369573][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.369752][ T32] r5:00001000 r4:eb559000 [ 1349.369810][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.369999][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.370157][ T32] r5:853d0f8c r4:853d0c00 [ 1349.370250][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.370376][ T32] r7:ddde2d40 r6:83018200 r5:853d0f8c r4:85504700 [ 1349.370432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.370542][ T32] r10:61c88647 r9:853fc800 r8:8550472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.370597][ T32] r4:85504700 [ 1349.370651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.370764][ T32] r10:00000000 r9:85504700 r8:8027ecf4 r7:eb551e60 r6:85504780 r5:853fc800 [ 1349.370824][ T32] r4:00000001 [ 1349.370873][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.371002][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1349.371086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.371159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.371228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.371312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.371369][ T32] r4:854ff300 [ 1349.372202][ T32] INFO: task kworker/1:370:4961 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.372308][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.372557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.373167][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 7 printk messages dropped ** [ 1349.373932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1349.374513][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1349.399962][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1349.400492][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.400719][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.401498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.402552][ T32] r5:853fd400 r4:829187f0 [ 1349.402639][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.402744][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.402894][ T32] r4:00000000 [ 1349.402959][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.403069][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.403165][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.403277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ffd80 [ 1349.403336][ T32] r4:00000000 [ 1349.403452][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.403611][ T32] r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1349.403685][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.403784][ T32] r5:00001000 r4:eb5c5000 [ 1349.403837][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.403946][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.404050][ T32] r5:853d138c r4:853d1000 [ 1349.404097][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.404202][ T32] r7:ddde2d40 r6:83018200 r5:853d138c r4:85504800 [ 1349.404251][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.404434][ T32] r10:61c88647 r9:853fd400 r8:8550482c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.404497][ T32] r4:85504800 [ 1349.404581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.430724][ T32] r10:00000000 r9:85504800 r8:8027ecf4 r7:eb551e60 r6:85504880 r5:853fd400 [ 1349.430947][ T32] r4:00000001 [ 1349.431106][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.431249][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1349.431341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.431443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.431524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.431636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.431703][ T32] r4:854ff5c0 [ 1349.432562][ T32] INFO: task kworker/1:371:4964 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.432668][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.432944][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.433053][ T32] Call trace: [ 1349.433158][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.433331][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.433398][ T32] r4:00000000 [ 1349.433451][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.433548][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.433628][ T32] 9d20: c1162000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.433700][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.433763][ T32] 9d60: 80000013 ffffffff [ 1349.433824][ T32] r5:80000013 r4:80239bb0 [ 1349.433882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.433989][ T32] r4:82ac21e4 [ 1349.434152][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.434284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.434384][ T32] r4:e8709dc0 [ 1349.434493][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.434607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.434777][ T32] r4:00000000 [ 1349.440247][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.440474][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.440543][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.440675][ T32] r5:00001000 r4:e0439000 [ 1349.440762][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.440874][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.440976][ T32] r5:85022b8c r4:85022800 [ 1349.441053][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.441201][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.441281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.441432][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.441502][ T32] r4:84753f00 ** 1 printk messages dropped ** [ 1349.441649][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 6 printk messages dropped ** [ 1349.442337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1349.442733][ T32] task:kworker/0:547 state:D stack:0 pid:4967 tgid:4967 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.443806][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.443985][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.444376][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.465800][ T32] r9:83018005 r8:853fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1349.465865][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.465968][ T32] r5:00001000 r4:eb5d5000 [ 1349.466025][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.466176][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.466361][ T32] r5:8545278c r4:85452400 [ 1349.466416][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.466892][ T32] r7:dddced40 r6:83018000 r5:8545278c r4:854f6980 [ 1349.467105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.467224][ T32] r10:61c88647 r9:853fe000 r8:854f69ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.467294][ T32] r4:854f6980 [ 1349.467342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.467515][ T32] r10:00000000 r9:854f6980 r8:8027ecf4 r7:eb4fde60 r6:85504900 r5:853fe000 [ 1349.467579][ T32] r4:00000001 [ 1349.467773][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.467872][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1349.467950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.468085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.468167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.468239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.468309][ T32] r4:85501a80 [ 1349.469149][ T32] INFO: task kworker/0:547:4967 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.469237][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.469468][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.469575][ T32] Call trace: [ 1349.469727][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.469839][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.469896][ T32] r4:00000000 [ 1349.469943][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.470040][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.470155][ T32] 9d20: c1240000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.470252][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.470324][ T32] 9d60: 80000013 ffffffff [ 1349.470386][ T32] r5:80000013 r4:80239bb0 [ 1349.470463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.470567][ T32] r4:82ac21e4 [ 1349.470677][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.470786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.470844][ T32] r4:e8709dc0 [ 1349.470925][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.471038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.471244][ T32] r4:00000000 [ 1349.471313][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.471421][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.471481][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.471580][ T32] r5:00001000 r4:e0439000 [ 1349.471633][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.471718][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.471818][ T32] r5:85022b8c r4:85022800 [ 1349.471871][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.471977][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.472032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.472140][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.472197][ T32] r4:84753f00 [ 1349.472244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.472358][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.472417][ T32] r4:00000001 [ 1349.472470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.472572][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.472670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.472748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.472838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.472916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.472999][ T32] r4:844bb800 [ 1349.473063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.473183][ T32] INFO: task kworker/0:548:4968 blocked for more than 475 seconds. [ 1349.473288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.473357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.473409][ T32] task:kworker/0:548 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.474211][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.474323][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.474746][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.511079][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.511554][ T32] r5:8545138c r4:85451000 [ 1349.511605][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.511714][ T32] r7:dddced40 r6:83018000 r5:8545138c r4:854f6a00 [ 1349.511790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.511944][ T32] r10:61c88647 r9:85400000 r8:854f6a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.512020][ T32] r4:854f6a00 [ 1349.512093][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.512224][ T32] r10:00000000 r9:854f6a00 r8:8027ecf4 r7:eb591e60 r6:85504980 r5:85400000 [ 1349.512286][ T32] r4:00000001 [ 1349.512340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.512424][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1349.512498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.512570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.512669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.512785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.512846][ T32] r4:85501a80 [ 1349.513675][ T32] INFO: task kworker/0:548:4968 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.513785][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.513940][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.514105][ T32] Call trace: [ 1349.514220][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.514381][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.514488][ T32] r4:00000000 [ 1349.514620][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.520257][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.520458][ T32] 9d20: c16c7000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.520552][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.520761][ T32] 9d60: 80000013 ffffffff [ 1349.520847][ T32] r5:80000013 r4:80239bb0 [ 1349.520903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.521040][ T32] r4:82ac21e4 [ 1349.521149][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.521543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.521614][ T32] r4:e8709dc0 [ 1349.522139][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.522264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.522425][ T32] r4:00000000 [ 1349.522487][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.523269][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1349.523603][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1349.524244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.545992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.547188][ T32] r5:85401800 r4:829187f0 [ 1349.547328][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.547437][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.547889][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.548441][ T32] r9:83018005 r8:85401800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1349.548499][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.548601][ T32] r5:00001000 r4:eb58d000 [ 1349.548771][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.549774][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.550053][ T32] r5:8545178c r4:85451400 [ 1349.550172][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.550294][ T32] r7:dddced40 r6:83018000 r5:8545178c r4:854f6a80 [ 1349.550387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.550543][ T32] r10:61c88647 r9:85401800 r8:854f6aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.550604][ T32] r4:854f6a80 [ 1349.550653][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.550758][ T32] r10:00000000 r9:854f6a80 r8:8027ecf4 r7:eb591e60 r6:85504a00 r5:85401800 [ 1349.550854][ T32] r4:00000001 [ 1349.550968][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.551073][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1349.551147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.551283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.551352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.551462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.551528][ T32] r4:85501b00 [ 1349.552547][ T32] INFO: task kworker/0:549:4970 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.552664][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.552874][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.553051][ T32] Call trace: [ 1349.553185][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.553303][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.553366][ T32] r4:00000000 [ 1349.553416][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.553508][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.553581][ T32] 9d20: c196b000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.553654][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.553716][ T32] 9d60: 80000013 ffffffff [ 1349.553804][ T32] r5:80000013 r4:80239bb0 [ 1349.553861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.553961][ T32] r4:82ac21e4 [ 1349.554044][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.554159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.554221][ T32] r4:e8709dc0 [ 1349.554300][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.554416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.554480][ T32] r4:00000000 [ 1349.554524][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.585524][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.585725][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.585880][ T32] r5:00001000 r4:e0439000 [ 1349.585937][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.586044][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.586250][ T32] r5:85022b8c r4:85022800 [ 1349.586324][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.586436][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.586520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.586640][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.586700][ T32] r4:84753f00 [ 1349.586757][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.586868][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.586926][ T32] r4:00000001 [ 1349.586980][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.587171][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.587334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.587420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.587559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.587678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.587750][ T32] r4:844bb800 [ 1349.587812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.587996][ T32] INFO: task kworker/0:550:4972 blocked for more than 476 seconds. [ 1349.588088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.588149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.588239][ T32] task:kworker/0:550 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.588379][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.588535][ T32] Call trace: [ 1349.588630][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.588750][ T32] r10:829187f4 r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:85400c00 [ 1349.588811][ T32] r4:85400c00 [ 1349.588904][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.589021][ T32] r5:85400c00 r4:829187f0 [ 1349.589079][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.589223][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.589344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1349.589436][ T32] r4:00000000 [ 1349.589528][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.589624][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.589712][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.589833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501940 [ 1349.589898][ T32] r4:00000000 [ 1349.589948][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.590071][ T32] r9:83018005 r8:85400c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1349.590161][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.590263][ T32] r5:00001000 r4:eb5a1000 [ 1349.590377][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.590475][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.590571][ T32] r5:85451b8c r4:85451800 [ 1349.590624][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.590734][ T32] r7:dddced40 r6:83018000 r5:85451b8c r4:854f6b00 [ 1349.590815][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.591017][ T32] r10:61c88647 r9:85400c00 r8:854f6b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.591084][ T32] r4:854f6b00 [ 1349.591134][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.591392][ T32] r10:00000000 r9:854f6b00 r8:8027ecf4 r7:eb591e60 r6:85504a80 r5:85400c00 [ 1349.591465][ T32] r4:00000001 [ 1349.591711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1349.591893][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.593488][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.594367][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1349.626415][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1349.626948][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.628106][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1349.629089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.629188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.629309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.629376][ T32] r4:844bb800 [ 1349.629567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.629657][ T32] INFO: task kworker/0:551:4974 blocked for more than 476 seconds. [ 1349.629735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.629819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.629881][ T32] task:kworker/0:551 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.630021][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.630167][ T32] Call trace: [ 1349.630261][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.630380][ T32] r10:829187f4 r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:85403c00 [ 1349.630467][ T32] r4:85403c00 [ 1349.630529][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.630622][ T32] r5:85403c00 r4:829187f0 [ 1349.630956][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.631108][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.631357][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1349.631446][ T32] r4:00000000 [ 1349.631507][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.631615][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.631869][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.632031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855013c0 [ 1349.632099][ T32] r4:00000000 [ 1349.632153][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.632322][ T32] r9:83018005 r8:85403c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1349.632385][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.632538][ T32] r5:00001000 r4:eb5b1000 [ 1349.632605][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.632957][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.633134][ T32] r5:85451f8c r4:85451c00 [ 1349.633232][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.633391][ T32] r7:dddced40 r6:83018000 r5:85451f8c r4:854f6b80 [ 1349.633456][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.633644][ T32] r10:61c88647 r9:85403c00 r8:854f6bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.633711][ T32] r4:854f6b80 [ 1349.633884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.634123][ T32] r10:00000000 r9:854f6b80 r8:8027ecf4 r7:eb591e60 r6:85504b00 r5:85403c00 [ 1349.634194][ T32] r4:00000001 [ 1349.634321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.634625][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1349.667088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.667266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.667320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.667394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.667441][ T32] r4:85501e00 [ 1349.668207][ T32] INFO: task kworker/0:551:4974 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.668339][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.668578][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.668713][ T32] Call trace: [ 1349.669108][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.669222][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.669450][ T32] r4:00000000 [ 1349.669650][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.669729][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.669877][ T32] 9d20: c2124000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.669935][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.669979][ T32] 9d60: 80000013 ffffffff [ 1349.670021][ T32] r5:80000013 r4:80239bb0 [ 1349.670057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.670178][ T32] r4:82ac21e4 [ 1349.670396][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.670478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.670517][ T32] r4:e8709dc0 [ 1349.670866][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.670965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.671515][ T32] r4:00000000 [ 1349.671599][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.672010][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.672053][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.672215][ T32] r5:00001000 r4:e0439000 [ 1349.672256][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.673322][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.673414][ T32] r5:85022b8c r4:85022800 [ 1349.674161][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.674379][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.674438][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.674538][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.674589][ T32] r4:84753f00 [ 1349.674753][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.702115][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.702286][ T32] r4:00000001 [ 1349.702360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.702486][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.702688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.702832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.702924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.703001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.703058][ T32] r4:844bb800 [ 1349.703215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.703415][ T32] INFO: task kworker/0:552:4977 blocked for more than 476 seconds. [ 1349.703503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.703645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.703756][ T32] task:kworker/0:552 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.704502][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.725994][ T32] r10:829187f4 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:85402400 [ 1349.726798][ T32] r4:85402400 [ 1349.727215][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.727538][ T32] r5:85402400 r4:829187f0 [ 1349.728279][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.728402][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.728561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1349.728624][ T32] r4:00000000 [ 1349.728932][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.729030][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.729180][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.729284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500100 [ 1349.729346][ T32] r4:00000000 [ 1349.729480][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.729648][ T32] r9:83018005 r8:85402400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1349.729713][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.730132][ T32] r5:00001000 r4:eb5cd000 [ 1349.730207][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.730300][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.730560][ T32] r7:dddced40 r6:83018000 r5:8545238c r4:854f6c00 ** 5 printk messages dropped ** [ 1349.731326][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.731647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.733619][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 10 printk messages dropped ** [ 1349.759202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 12 printk messages dropped ** [ 1349.760882][ T32] r4:84753f00 ** 7 printk messages dropped ** [ 1349.761611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.762151][ T32] task:kworker/0:553 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.763045][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.763156][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.763271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1349.763389][ T32] r4:00000000 [ 1349.763478][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.763634][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.763779][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.763932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500440 [ 1349.764000][ T32] r4:00000000 [ 1349.764051][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.764180][ T32] r9:83018005 r8:85405400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1349.764336][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.764456][ T32] r5:00001000 r4:eb5dd000 [ 1349.764510][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.785587][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.785839][ T32] r5:85452b8c r4:85452800 [ 1349.786406][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.786532][ T32] r7:dddced40 r6:83018000 r5:85452b8c r4:854f6c80 [ 1349.786586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.786874][ T32] r10:61c88647 r9:85405400 r8:854f6cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.787213][ T32] r4:854f6c80 [ 1349.787915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.788063][ T32] r10:00000000 r9:854f6c80 r8:8027ecf4 r7:eb591e60 r6:85504c00 r5:85405400 [ 1349.788238][ T32] r4:00000001 [ 1349.788822][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.788933][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1349.789258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.789615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.789696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.790042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.790118][ T32] r4:855001c0 [ 1349.791244][ T32] INFO: task kworker/0:553:4980 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.791434][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.791819][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.793130][ T32] Call trace: [ 1349.793243][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.793517][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.794005][ T32] r4:00000000 [ 1349.794201][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.794380][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.794473][ T32] 9d20: c29d2000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.794569][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.818623][ T32] 9d60: 80000013 ffffffff [ 1349.818798][ T32] r5:80000013 r4:80239bb0 [ 1349.818846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.818983][ T32] r4:82ac21e4 [ 1349.819023][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.819217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.819264][ T32] r4:e8709dc0 [ 1349.819304][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.819384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.819424][ T32] r4:00000000 [ 1349.819475][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.819878][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.821297][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.821561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.822042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.822096][ T32] task:kworker/0:554 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.822319][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.822457][ T32] Call trace: [ 1349.822516][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.822648][ T32] r10:829187f4 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:85479800 [ 1349.822691][ T32] r4:85479800 [ 1349.822831][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.822907][ T32] r5:85479800 r4:829187f0 [ 1349.822941][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.823012][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.823183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1349.823229][ T32] r4:00000000 [ 1349.823346][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.823419][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.823568][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.823647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500580 [ 1349.823687][ T32] r4:00000000 [ 1349.823720][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.823797][ T32] r9:83018005 r8:85479800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1349.823833][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.823904][ T32] r5:00001000 r4:dfaa3000 [ 1349.823938][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.824039][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.824177][ T32] r5:85452f8c r4:85452c00 [ 1349.824216][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.824370][ T32] r7:dddced40 r6:83018000 r5:85452f8c r4:854f6d00 [ 1349.824424][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.824630][ T32] r10:61c88647 r9:85479800 r8:854f6d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.847359][ T32] r4:854f6d00 [ 1349.847459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.847879][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) ** 6 printk messages dropped ** [ 1349.849339][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.850700][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.851445][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1349.851743][ T32] r4:00000000 [ 1349.851847][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.851986][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.852047][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.852208][ T32] r5:00001000 r4:e0439000 [ 1349.852268][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.852425][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.852621][ T32] r5:85022b8c r4:85022800 [ 1349.852684][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.852795][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.852850][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.853280][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.853355][ T32] r4:84753f00 [ 1349.853496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.853619][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.853888][ T32] r4:00000001 [ 1349.854154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.854251][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.854319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.854390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.854453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.854562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.885618][ T32] r4:844bb800 [ 1349.885824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.885935][ T32] INFO: task kworker/0:555:4984 blocked for more than 476 seconds. [ 1349.886043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.886120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.886182][ T32] task:kworker/0:555 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.886391][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.886621][ T32] Call trace: [ 1349.886730][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.886867][ T32] r10:829187f4 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:8547b000 [ 1349.886939][ T32] r4:8547b000 [ 1349.886994][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.887131][ T32] r5:8547b000 r4:829187f0 [ 1349.887191][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.887323][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.887488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1349.887688][ T32] r4:00000000 [ 1349.887824][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.887965][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.888129][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.888366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855007c0 [ 1349.888565][ T32] r4:00000000 [ 1349.888626][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.888767][ T32] r9:83018005 r8:8547b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1349.888856][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.889083][ T32] r5:00001000 r4:dffa3000 [ 1349.889183][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.889314][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.889430][ T32] r5:8545338c r4:85453000 [ 1349.889512][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.889643][ T32] r7:dddced40 r6:83018000 r5:8545338c r4:854f6e00 [ 1349.889697][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.889882][ T32] r10:61c88647 r9:8547b000 r8:854f6e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.889964][ T32] r4:854f6e00 [ 1349.890065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.890272][ T32] r10:00000000 r9:854f6e00 r8:8027ecf4 r7:eb5b9e60 r6:854f6e80 r5:8547b000 [ 1349.890346][ T32] r4:00000001 [ 1349.890398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.890484][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1349.890602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.890690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.890795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.890968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.891097][ T32] r4:85500400 [ 1349.891928][ T32] INFO: task kworker/0:555:4984 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.892042][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.892298][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.892425][ T32] Call trace: [ 1349.892583][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.892712][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.892780][ T32] r4:00000000 [ 1349.892835][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.892946][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.893037][ T32] 9d20: c35a9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.893149][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.893226][ T32] 9d60: 80000013 ffffffff [ 1349.893296][ T32] r5:80000013 r4:80239bb0 [ 1349.893359][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.893468][ T32] r4:82ac21e4 [ 1349.893572][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.893695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.893762][ T32] r4:e8709dc0 [ 1349.893820][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.893952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.894030][ T32] r4:00000000 [ 1349.894098][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.894266][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.894385][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.894503][ T32] r5:00001000 r4:e0439000 [ 1349.894565][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.929255][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.929554][ T32] r5:85022b8c r4:85022800 [ 1349.929623][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.929740][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.929794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.929901][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.930023][ T32] r4:84753f00 [ 1349.930075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.930174][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.930223][ T32] r4:00000001 [ 1349.930329][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.930414][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.930485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.930556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.930624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.930698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.930755][ T32] r4:844bb800 [ 1349.930812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.930920][ T32] INFO: task kworker/0:556:4985 blocked for more than 476 seconds. [ 1349.931003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.931083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.931140][ T32] task:kworker/0:556 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.931317][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.931422][ T32] Call trace: [ 1349.931502][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.931648][ T32] r10:829187f4 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:8547bc00 [ 1349.931715][ T32] r4:8547bc00 [ 1349.931786][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.931888][ T32] r5:8547bc00 r4:829187f0 [ 1349.931942][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.932085][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.932269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1349.932410][ T32] r4:00000000 [ 1349.932540][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.932751][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.932982][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.933193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855008c0 [ 1349.933257][ T32] r4:00000000 [ 1349.933326][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.933540][ T32] r9:83018005 r8:8547bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1349.933598][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.933700][ T32] r5:00001000 r4:e0599000 [ 1349.933742][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.933846][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.934016][ T32] r5:8545378c r4:85453400 [ 1349.934075][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.934184][ T32] r7:dddced40 r6:83018000 r5:8545378c r4:854f6f00 [ 1349.934289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.934407][ T32] r10:61c88647 r9:8547bc00 r8:854f6f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.934466][ T32] r4:854f6f00 [ 1349.934510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.934703][ T32] r10:00000000 r9:854f6f00 r8:8027ecf4 r7:eb5e1e60 r6:854f6f80 r5:8547bc00 [ 1349.946142][ T32] r4:00000001 [ 1349.946285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.946415][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1349.946482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.946547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.946635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.946717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.946767][ T32] r4:85500400 [ 1349.947611][ T32] INFO: task kworker/0:556:4985 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.947707][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.947847][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.947941][ T32] Call trace: [ 1349.948065][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.948198][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.948308][ T32] r4:00000000 [ 1349.948394][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.948491][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.948596][ T32] 9d20: c384a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.948730][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.948797][ T32] 9d60: 80000013 ffffffff [ 1349.948849][ T32] r5:80000013 r4:80239bb0 [ 1349.948917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.949064][ T32] r4:82ac21e4 [ 1349.949135][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.949233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.949289][ T32] r4:e8709dc0 [ 1349.949394][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.949510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.949568][ T32] r4:00000000 [ 1349.949619][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.949734][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.949784][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.949874][ T32] r5:00001000 r4:e0439000 [ 1349.949935][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.950127][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.950226][ T32] r5:85022b8c r4:85022800 [ 1349.950274][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.950373][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.950458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.950555][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.950604][ T32] r4:84753f00 [ 1349.950646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.950773][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.950858][ T32] r4:00000001 [ 1349.950974][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.951096][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.951162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.951231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.951301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.951377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.951432][ T32] r4:844bb800 [ 1349.951485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.951552][ T32] INFO: task kworker/0:557:4989 blocked for more than 476 seconds. [ 1349.951629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.951692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.951768][ T32] task:kworker/0:557 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.951908][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.952050][ T32] Call trace: [ 1349.952138][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.952251][ T32] r10:829187f4 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:8547d400 [ 1349.952350][ T32] r4:8547d400 [ 1349.952460][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.952568][ T32] r5:8547d400 r4:829187f0 [ 1349.952620][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.952736][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.952855][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1349.952914][ T32] r4:00000000 [ 1349.953002][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.953135][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.953228][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.953366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500a00 [ 1349.953471][ T32] r4:00000000 [ 1349.953529][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.953636][ T32] r9:83018005 r8:8547d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1349.953687][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.953785][ T32] r5:00001000 r4:e0671000 [ 1349.953841][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.953931][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.954038][ T32] r5:85453b8c r4:85453800 [ 1349.954093][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.954267][ T32] r7:dddced40 r6:83018000 r5:85453b8c r4:854fc000 [ 1349.954432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.954558][ T32] r10:61c88647 r9:8547d400 r8:854fc02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.954609][ T32] r4:854fc000 [ 1349.954922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.984393][ T32] r10:00000000 r9:854fc000 r8:8027ecf4 r7:eb579e60 r6:854fc080 r5:8547d400 [ 1349.984495][ T32] r4:00000001 [ 1349.984604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.985680][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1349.985770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.985835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.985894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.985961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.986021][ T32] r4:855006c0 [ 1349.986820][ T32] INFO: task kworker/0:557:4989 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1349.986917][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.987084][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.987231][ T32] Call trace: [ 1349.987345][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1349.987467][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1349.987518][ T32] r4:00000000 [ 1349.987562][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.987645][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1349.987706][ T32] 9d20: c3bb1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1349.987773][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1349.987831][ T32] 9d60: 80000013 ffffffff [ 1349.987886][ T32] r5:80000013 r4:80239bb0 [ 1349.987933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.988043][ T32] r4:82ac21e4 [ 1349.988096][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.988245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1349.988352][ T32] r4:e8709dc0 [ 1349.988467][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.988592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1349.988650][ T32] r4:00000000 [ 1349.988695][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.988823][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.988880][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.988973][ T32] r5:00001000 r4:e0439000 [ 1349.989062][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.989222][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.989323][ T32] r5:85022b8c r4:85022800 [ 1349.989462][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.989619][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1349.989737][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.989851][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.989909][ T32] r4:84753f00 [ 1349.989956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.990083][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1349.990141][ T32] r4:00000001 [ 1349.990192][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.990275][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1349.990345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.990415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.990486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.990591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.990657][ T32] r4:844bb800 [ 1349.990706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.990815][ T32] INFO: task kworker/0:558:4990 blocked for more than 476 seconds. [ 1349.990932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.990998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.991064][ T32] task:kworker/0:558 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.991248][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.991364][ T32] Call trace: [ 1349.991437][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1349.991570][ T32] r10:829187f4 r9:eb5f9d84 r8:00000002 r7:60000013 r6:eb5f9d8c r5:8547e000 [ 1349.991684][ T32] r4:8547e000 [ 1349.991737][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1349.991824][ T32] r5:8547e000 r4:829187f0 [ 1349.991894][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.992144][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.992277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1349.992336][ T32] r4:00000000 [ 1349.992439][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1349.992529][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1349.992608][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1349.992734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85500d40 [ 1349.992786][ T32] r4:00000000 [ 1349.992829][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1349.992935][ T32] r9:83018005 r8:8547e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1349.992989][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.993119][ T32] r5:00001000 r4:ea977000 [ 1349.993173][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1349.993269][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.993406][ T32] r5:8545438c r4:85454000 [ 1349.993539][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.993657][ T32] r7:dddced40 r6:83018000 r5:8545438c r4:854fc100 [ 1349.993769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.993880][ T32] r10:61c88647 r9:8547e000 r8:854fc12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.993976][ T32] r4:854fc100 [ 1349.994155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.994265][ T32] r10:00000000 r9:854fc100 r8:8027ecf4 r7:eb5f5e60 r6:854fc180 r5:8547e000 [ 1349.994361][ T32] r4:00000001 [ 1349.994411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.994526][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1349.994761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.029401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.029598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.029693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.029798][ T32] r4:85500880 [ 1350.030649][ T32] INFO: task kworker/0:558:4990 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.030735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.030876][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.031039][ T32] Call trace: [ 1350.031109][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.031231][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.031295][ T32] r4:00000000 [ 1350.031407][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.031513][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.031612][ T32] 9d20: c40dc000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.031716][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.031772][ T32] 9d60: 80000013 ffffffff [ 1350.031826][ T32] r5:80000013 r4:80239bb0 [ 1350.031867][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.031988][ T32] r4:82ac21e4 [ 1350.032042][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.032141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.032193][ T32] r4:e8709dc0 [ 1350.032237][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.032330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.032384][ T32] r4:00000000 [ 1350.032435][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.032575][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.032663][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.032757][ T32] r5:00001000 r4:e0439000 [ 1350.032839][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.033007][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.033132][ T32] r5:85022b8c r4:85022800 [ 1350.033180][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.033335][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.033385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.033479][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.033529][ T32] r4:84753f00 [ 1350.033603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.033704][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.033749][ T32] r4:00000001 [ 1350.033790][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.033879][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.033936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.033994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.034102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.034168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.034215][ T32] r4:844bb800 [ 1350.034258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.034318][ T32] INFO: task kworker/0:559:4992 blocked for more than 476 seconds. [ 1350.034390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.034447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.034499][ T32] task:kworker/0:559 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.034597][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.034786][ T32] Call trace: [ 1350.051191][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.051340][ T32] r10:829187f4 r9:eb479d84 r8:00000002 r7:60000013 r6:eb479d8c r5:8547c800 [ 1350.051396][ T32] r4:8547c800 [ 1350.051477][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.051603][ T32] r5:8547c800 r4:829187f0 [ 1350.051692][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.051820][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.051978][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.052431][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1350.053888][ T32] r4:854fc200 ** 6 printk messages dropped ** [ 1350.054526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.070763][ T32] Call trace: [ 1350.070829][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.070962][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.071013][ T32] r4:00000000 [ 1350.071059][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.071141][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.071205][ T32] 9d20: c44d4000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.071275][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.071328][ T32] 9d60: 80000013 ffffffff [ 1350.071403][ T32] r5:80000013 r4:80239bb0 [ 1350.071455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.071599][ T32] r4:82ac21e4 [ 1350.071690][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.071784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.071854][ T32] r4:e8709dc0 [ 1350.071903][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.071989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.072084][ T32] r4:00000000 [ 1350.072134][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.072232][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.072314][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.072408][ T32] r5:00001000 r4:e0439000 [ 1350.072451][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.072529][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.072614][ T32] r5:85022b8c r4:85022800 [ 1350.072710][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.072823][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.072868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.072961][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.073011][ T32] r4:84753f00 [ 1350.073081][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.073242][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.073334][ T32] r4:00000001 [ 1350.073395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.073476][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.073563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.073629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.073826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.073898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.073974][ T32] r4:844bb800 [ 1350.074027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.074109][ T32] INFO: task kworker/0:560:4994 blocked for more than 476 seconds. [ 1350.074184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.074277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.074332][ T32] task:kworker/0:560 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.074499][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.074586][ T32] Call trace: [ 1350.099352][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.099899][ T32] r10:829187f4 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:85478000 [ 1350.100241][ T32] r4:85478000 [ 1350.100351][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.100459][ T32] r5:85478000 r4:829187f0 [ 1350.100504][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.100682][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.100925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1350.101141][ T32] r4:00000000 [ 1350.101408][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.101616][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.101742][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.101859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855024c0 [ 1350.101924][ T32] r4:00000000 [ 1350.102045][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.102243][ T32] r9:83018005 r8:85478000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1350.102329][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.102450][ T32] r5:00001000 r4:eade7000 [ 1350.102509][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.102741][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.102843][ T32] r5:85454b8c r4:85454800 [ 1350.102889][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.103055][ T32] r7:dddced40 r6:83018000 r5:85454b8c r4:854fc300 [ 1350.103167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.103397][ T32] r10:61c88647 r9:85478000 r8:854fc32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.103450][ T32] r4:854fc300 [ 1350.103510][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.103607][ T32] r10:00000000 r9:854fc300 r8:8027ecf4 r7:eb5f9e60 r6:854fc380 r5:85478000 [ 1350.103722][ T32] r4:00000001 [ 1350.103831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.103908][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1350.103967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.104042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.104158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.119578][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.120486][ T32] r5:80000013 r4:80239bb0 [ 1350.120603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.120718][ T32] r4:82ac21e4 [ 1350.120776][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.120891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.120953][ T32] r4:e8709dc0 [ 1350.121008][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.121188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.121269][ T32] r4:00000000 [ 1350.121324][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.121443][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.121505][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.121604][ T32] r5:00001000 r4:e0439000 [ 1350.121656][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.121773][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.121887][ T32] r5:85022b8c r4:85022800 [ 1350.122053][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.122186][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.122237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.122387][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.122441][ T32] r4:84753f00 [ 1350.122508][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.122664][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.122720][ T32] r4:00000001 [ 1350.122766][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.122853][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.122926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.122986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.123070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.123134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.123181][ T32] r4:844bb800 [ 1350.123224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.123283][ T32] INFO: task kworker/1:372:4997 blocked for more than 476 seconds. [ 1350.123352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.123405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.123446][ T32] task:kworker/1:372 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.123569][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.123743][ T32] Call trace: [ 1350.123818][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.123917][ T32] r10:829187f4 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:8547ec00 [ 1350.123973][ T32] r4:8547ec00 [ 1350.124031][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.124130][ T32] r5:8547ec00 r4:829187f0 [ 1350.124178][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.124273][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.124410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1350.124473][ T32] r4:00000000 [ 1350.124523][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.124614][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.146147][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.146332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f380 [ 1350.146394][ T32] r4:00000000 [ 1350.146443][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.146691][ T32] r5:00001000 r4:eacef000 ** 5 printk messages dropped ** [ 1350.147387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.148342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.149850][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.150415][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 5 printk messages dropped ** [ 1350.150848][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.151126][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1350.151386][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.152028][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.152138][ T32] r5:85022b8c r4:85022800 [ 1350.152212][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.152345][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.152408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.152550][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.152719][ T32] r4:84753f00 [ 1350.152781][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.152887][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.152946][ T32] r4:00000001 [ 1350.153002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.153128][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.153200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.153299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.153387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.153460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.153547][ T32] r4:844bb800 [ 1350.153608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.153678][ T32] INFO: task kworker/0:561:4998 blocked for more than 476 seconds. [ 1350.153784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.153849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.153928][ T32] task:kworker/0:561 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.154114][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.154304][ T32] Call trace: [ 1350.154386][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.154481][ T32] r10:829187f4 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:85480000 [ 1350.154602][ T32] r4:85480000 [ 1350.189787][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.190086][ T32] r5:85480000 r4:829187f0 [ 1350.190173][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.190277][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.190481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1350.190544][ T32] r4:00000000 [ 1350.190594][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.190685][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.190808][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.190949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502340 [ 1350.191003][ T32] r4:00000000 [ 1350.191154][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.191291][ T32] r9:83018005 r8:85480000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1350.191393][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.191510][ T32] r5:00001000 r4:ead39000 [ 1350.191564][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.192236][ T32] r10:61c88647 r9:85480000 r8:854fc4ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1350.193268][ T32] r4:85500080 ** 3 printk messages dropped ** [ 1350.194663][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.207302][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1350.208229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 9 printk messages dropped ** [ 1350.209054][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1350.209482][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.209527][ T32] r4:00000001 [ 1350.209567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.209686][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.209747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.209845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.209937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.210029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.210092][ T32] r4:844bb800 [ 1350.210155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.210259][ T32] INFO: task kworker/1:373:4999 blocked for more than 476 seconds. [ 1350.210423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.210492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.210562][ T32] task:kworker/1:373 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.210754][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.210855][ T32] Call trace: [ 1350.210957][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.211081][ T32] r10:829187f4 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:85480c00 [ 1350.211181][ T32] r4:85480c00 [ 1350.211238][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.211324][ T32] r5:85480c00 r4:829187f0 [ 1350.211634][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.211747][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.211846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1350.211898][ T32] r4:00000000 [ 1350.211962][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.212054][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.212136][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.212227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567e440 [ 1350.212278][ T32] r4:00000000 [ 1350.212324][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.212416][ T32] r9:83018205 r8:85480c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1350.212462][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.212545][ T32] r5:00001000 r4:eba1f000 [ 1350.212596][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.212681][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.212794][ T32] r5:853d3b8c r4:853d3800 [ 1350.212853][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.212944][ T32] r7:ddde2d40 r6:83018200 r5:853d3b8c r4:85504d00 [ 1350.213039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.213176][ T32] r10:61c88647 r9:85480c00 r8:85504d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.213226][ T32] r4:85504d00 [ 1350.213270][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.213357][ T32] r10:00000000 r9:85504d00 r8:8027ecf4 r7:eb60de60 r6:854fc580 r5:85480c00 [ 1350.213405][ T32] r4:00000001 [ 1350.213447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.213535][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1350.213593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.213679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.213738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.213799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.213845][ T32] r4:8550f2c0 [ 1350.214660][ T32] INFO: task kworker/1:373:4999 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.243371][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.243663][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.243813][ T32] Call trace: [ 1350.243938][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.244061][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.244135][ T32] r4:00000000 [ 1350.244187][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.244274][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.244338][ T32] 9d20: c4f7f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.244424][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.244536][ T32] 9d60: 80000013 ffffffff [ 1350.244596][ T32] r5:80000013 r4:80239bb0 [ 1350.244642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.255643][ T32] r4:82ac21e4 [ 1350.255729][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.255865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.255918][ T32] r4:e8709dc0 [ 1350.255964][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.256072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.256123][ T32] r4:00000000 [ 1350.256173][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.256284][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.256364][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.256460][ T32] r5:00001000 r4:e0439000 [ 1350.256522][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.256633][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.256719][ T32] r5:85022b8c r4:85022800 [ 1350.256778][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.256872][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.256948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.257054][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.257122][ T32] r4:84753f00 [ 1350.257165][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.257292][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.257343][ T32] r4:00000001 [ 1350.257389][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.257483][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.257548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.257638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.257700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.257773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.257849][ T32] r4:844bb800 [ 1350.257937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.257999][ T32] INFO: task kworker/1:374:5001 blocked for more than 476 seconds. [ 1350.258074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.258121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.258165][ T32] task:kworker/1:374 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.258326][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.258423][ T32] Call trace: [ 1350.258562][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.258668][ T32] r10:829187f4 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:85481800 [ 1350.258715][ T32] r4:85481800 [ 1350.258790][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.258873][ T32] r5:85481800 r4:829187f0 [ 1350.258912][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.258988][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.259086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1350.259131][ T32] r4:00000000 [ 1350.259202][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.259338][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.259448][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.259551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f600 [ 1350.259613][ T32] r4:00000000 [ 1350.259663][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.259772][ T32] r9:83018205 r8:85481800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1350.259826][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.259923][ T32] r5:00001000 r4:eb0f9000 [ 1350.259972][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.260074][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.260169][ T32] r5:853d238c r4:853d2000 [ 1350.260259][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.260487][ T32] r7:ddde2d40 r6:83018200 r5:853d238c r4:85504d80 [ 1350.260570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.260685][ T32] r10:61c88647 r9:85481800 r8:85504dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.260742][ T32] r4:85504d80 [ 1350.260829][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.260947][ T32] r10:00000000 r9:85504d80 r8:8027ecf4 r7:eb619e60 r6:854fc600 r5:85481800 [ 1350.261004][ T32] r4:00000001 [ 1350.261069][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.261187][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1350.261256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.261333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.261427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.261546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.261610][ T32] r4:8550f2c0 [ 1350.262514][ T32] INFO: task kworker/1:374:5001 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.262642][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.262935][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.263151][ T32] Call trace: [ 1350.263296][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.263412][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.263468][ T32] r4:00000000 [ 1350.263550][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.263653][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.263722][ T32] 9d20: c5200000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.263789][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.263883][ T32] 9d60: 80000013 ffffffff [ 1350.263948][ T32] r5:80000013 r4:80239bb0 [ 1350.263993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.264106][ T32] r4:82ac21e4 [ 1350.264175][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.264277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.264325][ T32] r4:e8709dc0 [ 1350.264365][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.264449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.264494][ T32] r4:00000000 [ 1350.264586][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.288666][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.288789][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.288940][ T32] r5:00001000 r4:e0439000 [ 1350.288988][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.289123][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.289301][ T32] r5:85022b8c r4:85022800 [ 1350.289394][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.289511][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.289601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.289718][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.289843][ T32] r4:84753f00 [ 1350.289938][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.290074][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.290127][ T32] r4:00000001 [ 1350.290193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.290305][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.290377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.290444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.290510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.290604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.290668][ T32] r4:844bb800 [ 1350.290727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.290793][ T32] INFO: task kworker/0:562:5004 blocked for more than 476 seconds. [ 1350.290869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.290949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.290997][ T32] task:kworker/0:562 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.291122][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.291226][ T32] Call trace: [ 1350.291304][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.291416][ T32] r10:829187f4 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:85483c00 [ 1350.291473][ T32] r4:85483c00 [ 1350.291525][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.291646][ T32] r5:85483c00 r4:829187f0 [ 1350.291708][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.291808][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.291915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1350.291970][ T32] r4:00000000 [ 1350.292022][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.292114][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.292225][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.292330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855028c0 [ 1350.292386][ T32] r4:00000000 [ 1350.292429][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.292530][ T32] r9:83018005 r8:85483c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.292579][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.292672][ T32] r5:00001000 r4:eaf29000 [ 1350.292714][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.292793][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.292899][ T32] r5:8545538c r4:85455000 [ 1350.292973][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.293113][ T32] r7:dddced40 r6:83018000 r5:8545538c r4:854fc680 [ 1350.293161][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.293251][ T32] r10:61c88647 r9:85483c00 r8:854fc6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.293328][ T32] r4:854fc680 [ 1350.293389][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.293514][ T32] r10:00000000 r9:854fc680 r8:8027ecf4 r7:eb601e60 r6:854fc700 r5:85483c00 [ 1350.293569][ T32] r4:00000001 [ 1350.293609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.293751][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1350.293811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.293870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.293945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.294018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.294088][ T32] r4:855022c0 [ 1350.315625][ T32] INFO: task kworker/0:562:5004 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.315861][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.316022][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.316141][ T32] Call trace: [ 1350.316208][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.316316][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.316433][ T32] r4:00000000 [ 1350.316489][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.316573][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.316643][ T32] 9d20: c55f6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.316709][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.316762][ T32] 9d60: 80000013 ffffffff [ 1350.316816][ T32] r5:80000013 r4:80239bb0 [ 1350.316863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.316972][ T32] r4:82ac21e4 [ 1350.317065][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.317190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.317271][ T32] r4:e8709dc0 [ 1350.317323][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.317420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.317472][ T32] r4:00000000 [ 1350.317573][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.317690][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.317740][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.317864][ T32] r5:00001000 r4:e0439000 [ 1350.317919][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.318003][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.318143][ T32] r5:85022b8c r4:85022800 [ 1350.318226][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.318368][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.318417][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.318510][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.318556][ T32] r4:84753f00 [ 1350.318593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.318677][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.318743][ T32] r4:00000001 [ 1350.318797][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.318892][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.318948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.319019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.319106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.319168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.319255][ T32] r4:844bb800 [ 1350.319309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.319386][ T32] INFO: task kworker/0:563:5006 blocked for more than 476 seconds. [ 1350.319454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.319519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.319562][ T32] task:kworker/0:563 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.319683][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.319800][ T32] Call trace: [ 1350.319863][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.319954][ T32] r10:829187f4 r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:85484800 [ 1350.319998][ T32] r4:85484800 [ 1350.320046][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.320127][ T32] r5:85484800 r4:829187f0 [ 1350.320188][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.320271][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.320363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1350.320410][ T32] r4:00000000 [ 1350.320449][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.320559][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.320646][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.320732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502740 [ 1350.320780][ T32] r4:00000000 [ 1350.320818][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.320925][ T32] r9:83018005 r8:85484800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1350.320995][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.321191][ T32] r5:00001000 r4:eae17000 [ 1350.321238][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.321320][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.321403][ T32] r5:85454f8c r4:85454c00 [ 1350.321442][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.321529][ T32] r7:dddced40 r6:83018000 r5:85454f8c r4:854fc780 [ 1350.321601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.321702][ T32] r10:61c88647 r9:85484800 r8:854fc7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.321751][ T32] r4:854fc780 [ 1350.321792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.321878][ T32] r10:00000000 r9:854fc780 r8:8027ecf4 r7:eb621e60 r6:854fc800 r5:85484800 [ 1350.321927][ T32] r4:00000001 [ 1350.321993][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.322097][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1350.322157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.322216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.322271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.322358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.322451][ T32] r4:855025c0 [ 1350.323219][ T32] INFO: task kworker/0:563:5006 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.323331][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.323475][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.323569][ T32] Call trace: [ 1350.323649][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.323747][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.323796][ T32] r4:00000000 [ 1350.323836][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.323912][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.323970][ T32] 9d20: c55f6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.324044][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.324101][ T32] 9d60: 80000013 ffffffff [ 1350.324156][ T32] r5:80000013 r4:80239bb0 [ 1350.324202][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.324284][ T32] r4:82ac21e4 [ 1350.324329][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.324422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.324471][ T32] r4:e8709dc0 [ 1350.324530][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.324620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.349610][ T32] r4:00000000 [ 1350.349778][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.349925][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.349977][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.350083][ T32] r5:00001000 r4:e0439000 [ 1350.350129][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.350207][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.350332][ T32] r5:85022b8c r4:85022800 [ 1350.350387][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.350486][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.350533][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.350628][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.350714][ T32] r4:84753f00 [ 1350.350767][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.350926][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.350987][ T32] r4:00000001 [ 1350.351038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.351125][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.351186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.351247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.351307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.351371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.351457][ T32] r4:844bb800 [ 1350.351542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.351612][ T32] INFO: task kworker/0:564:5008 blocked for more than 476 seconds. [ 1350.351717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.351776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.351824][ T32] task:kworker/0:564 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.351934][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.352037][ T32] Call trace: [ 1350.352107][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.352214][ T32] r10:829187f4 r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:85485400 [ 1350.352264][ T32] r4:85485400 [ 1350.352310][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.352433][ T32] r5:85485400 r4:829187f0 [ 1350.352520][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.352647][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.352784][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1350.352840][ T32] r4:00000000 [ 1350.352916][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.353002][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.353126][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.353218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502a80 [ 1350.353269][ T32] r4:00000000 [ 1350.353312][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.353432][ T32] r9:83018005 r8:85485400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1350.353483][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.353568][ T32] r5:00001000 r4:eaf47000 [ 1350.353608][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.353684][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.353766][ T32] r5:8545578c r4:85455400 [ 1350.353806][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.353895][ T32] r7:dddced40 r6:83018000 r5:8545578c r4:854fc880 [ 1350.353935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.354060][ T32] r10:61c88647 r9:85485400 r8:854fc8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.354134][ T32] r4:854fc880 [ 1350.354178][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.354266][ T32] r10:00000000 r9:854fc880 r8:8027ecf4 r7:eb621e60 r6:854fc900 r5:85485400 [ 1350.354315][ T32] r4:00000001 [ 1350.354360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.354441][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1350.354499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.354560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.354618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.375860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.376119][ T32] r4:855025c0 [ 1350.377077][ T32] INFO: task kworker/0:564:5008 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.377243][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.377466][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.377727][ T32] Call trace: [ 1350.377812][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.377953][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.378032][ T32] r4:00000000 [ 1350.378090][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.378191][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.378263][ T32] 9d20: c57e8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.378328][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.378386][ T32] 9d60: 80000013 ffffffff [ 1350.378450][ T32] r5:80000013 r4:80239bb0 [ 1350.378537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.378645][ T32] r4:82ac21e4 [ 1350.378694][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.378789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.378842][ T32] r4:e8709dc0 [ 1350.378890][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.378982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.379040][ T32] r4:00000000 [ 1350.379085][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.379190][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.379264][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.379538][ T32] r5:00001000 r4:e0439000 [ 1350.379637][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.379734][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.379823][ T32] r5:85022b8c r4:85022800 [ 1350.379868][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.379998][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.380058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.380210][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.380332][ T32] r4:84753f00 [ 1350.380539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.380754][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.381003][ T32] r4:00000001 [ 1350.381080][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.381214][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.381284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.381360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.381778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.381887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.381998][ T32] r4:844bb800 [ 1350.382079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.382160][ T32] INFO: task kworker/0:565:5010 blocked for more than 476 seconds. [ 1350.382251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.382352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.382741][ T32] task:kworker/0:565 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.383188][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.383319][ T32] Call trace: [ 1350.383440][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.383604][ T32] r10:829187f4 r9:eb5fdd84 r8:00000002 r7:60000013 r6:eb5fdd8c r5:85482400 [ 1350.383678][ T32] r4:85482400 [ 1350.383741][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.383835][ T32] r5:85482400 r4:829187f0 [ 1350.383876][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.383963][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.384092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1350.384146][ T32] r4:00000000 [ 1350.384200][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.384283][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.384355][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.384496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502b40 [ 1350.384552][ T32] r4:00000000 [ 1350.384742][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.413862][ T32] r9:83018005 r8:85482400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1350.413974][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.414157][ T32] r5:00001000 r4:eb015000 [ 1350.414222][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.414324][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.414430][ T32] r5:85455b8c r4:85455800 [ 1350.414485][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.414596][ T32] r7:dddced40 r6:83018000 r5:85455b8c r4:854fc980 [ 1350.414716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.418482][ T32] r10:61c88647 r9:85482400 r8:854fc9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.418552][ T32] r4:854fc980 [ 1350.418597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.418713][ T32] r10:00000000 r9:854fc980 r8:8027ecf4 r7:eb611e60 r6:854fca00 r5:85482400 [ 1350.418764][ T32] r4:00000001 [ 1350.418878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.418970][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1350.419086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.419161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.419217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.419280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.419403][ T32] r4:85502900 [ 1350.420298][ T32] INFO: task kworker/0:565:5010 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.420402][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.420561][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.420673][ T32] Call trace: [ 1350.420782][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.420923][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.420992][ T32] r4:00000000 [ 1350.421193][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.421317][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.421405][ T32] 9d20: c5ab6000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.421489][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.421582][ T32] 9d60: 80000013 ffffffff [ 1350.421656][ T32] r5:80000013 r4:80239bb0 [ 1350.421713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.421816][ T32] r4:82ac21e4 [ 1350.421870][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.421980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.422049][ T32] r4:e8709dc0 [ 1350.422139][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.422256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.422376][ T32] r4:00000000 [ 1350.422462][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.422601][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.422667][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.422768][ T32] r5:00001000 r4:e0439000 [ 1350.422823][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.422922][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.423036][ T32] r5:85022b8c r4:85022800 [ 1350.423091][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.423319][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.423405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.423627][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.423697][ T32] r4:84753f00 [ 1350.423749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.423863][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.423945][ T32] r4:00000001 [ 1350.424004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.424104][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.424193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.424272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.424364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.424459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.424522][ T32] r4:844bb800 [ 1350.424578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.424741][ T32] INFO: task kworker/0:566:5013 blocked for more than 476 seconds. [ 1350.443663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.443799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.443864][ T32] task:kworker/0:566 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.443994][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.444171][ T32] Call trace: [ 1350.444250][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.444376][ T32] r10:829187f4 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:85486c00 [ 1350.444424][ T32] r4:85486c00 [ 1350.444464][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.444546][ T32] r5:85486c00 r4:829187f0 [ 1350.444595][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.448695][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.448918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1350.448981][ T32] r4:00000000 [ 1350.449036][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.449185][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.449286][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.449387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502cc0 [ 1350.449440][ T32] r4:00000000 [ 1350.449482][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.449616][ T32] r9:83018005 r8:85486c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1350.449685][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.449819][ T32] r5:00001000 r4:eb07b000 [ 1350.449865][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.450016][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.450108][ T32] r5:85455f8c r4:85455c00 [ 1350.450149][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.450240][ T32] r7:dddced40 r6:83018000 r5:85455f8c r4:854fca80 [ 1350.450284][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.450467][ T32] r10:61c88647 r9:85486c00 r8:854fcaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.450575][ T32] r4:854fca80 [ 1350.450677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.450827][ T32] r10:00000000 r9:854fca80 r8:8027ecf4 r7:eb5fde60 r6:854fcb00 r5:85486c00 [ 1350.450898][ T32] r4:00000001 [ 1350.450943][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.451021][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1350.451084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.451175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.451238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.451301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.451348][ T32] r4:855025c0 [ 1350.452146][ T32] INFO: task kworker/0:566:5013 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.452256][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.452536][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.452668][ T32] Call trace: [ 1350.452740][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.452838][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.452889][ T32] r4:00000000 [ 1350.452932][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.453081][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.453173][ T32] 9d20: c5cbc000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.453266][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.453450][ T32] 9d60: 80000013 ffffffff [ 1350.453577][ T32] r5:80000013 r4:80239bb0 [ 1350.453635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.453780][ T32] r4:82ac21e4 [ 1350.453872][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.453977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.454035][ T32] r4:e8709dc0 [ 1350.454079][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.454167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.454274][ T32] r4:00000000 [ 1350.454351][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.454465][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.454518][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.454605][ T32] r5:00001000 r4:e0439000 [ 1350.454656][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.478201][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.478407][ T32] r5:85022b8c r4:85022800 [ 1350.478466][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.478920][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.478992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.479179][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.479244][ T32] r4:84753f00 [ 1350.479362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.479562][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.479635][ T32] r4:00000001 [ 1350.479959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.480207][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.480309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.480583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.480657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.480928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.481017][ T32] r4:844bb800 [ 1350.481113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.481217][ T32] INFO: task kworker/0:567:5014 blocked for more than 476 seconds. [ 1350.481597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.481681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.481754][ T32] task:kworker/0:567 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.482480][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.482830][ T32] Call trace: [ 1350.483100][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.483230][ T32] r10:829187f4 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:85483000 [ 1350.483311][ T32] r4:85483000 [ 1350.483440][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.483555][ T32] r5:85483000 r4:829187f0 [ 1350.483606][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.483702][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.483819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1350.484100][ T32] r4:00000000 [ 1350.484157][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.484429][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.484524][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.484613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b100 [ 1350.484775][ T32] r4:00000000 [ 1350.505739][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.505903][ T32] r9:83018005 r8:85483000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1350.505954][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.506058][ T32] r5:00001000 r4:eb22b000 [ 1350.506101][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.506181][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.506261][ T32] r5:8545678c r4:85456400 [ 1350.506333][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.506424][ T32] r7:dddced40 r6:83018000 r5:8545678c r4:854fcb80 [ 1350.506467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.506621][ T32] r10:61c88647 r9:85483000 r8:854fcbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.506672][ T32] r4:854fcb80 [ 1350.506713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.506802][ T32] r10:00000000 r9:854fcb80 r8:8027ecf4 r7:eb629e60 r6:854fcc00 r5:85483000 [ 1350.506847][ T32] r4:00000001 [ 1350.506964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.507050][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1350.507113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.507210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.508610][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.509373][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.509439][ T32] 9d20: c6261000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.509511][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.509604][ T32] 9d60: 80000013 ffffffff [ 1350.509698][ T32] r5:80000013 r4:80239bb0 [ 1350.509743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.509845][ T32] r4:82ac21e4 [ 1350.509889][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.510022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.510121][ T32] r4:e8709dc0 [ 1350.510200][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.510289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.510334][ T32] r4:00000000 [ 1350.510372][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.510460][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.510501][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.510613][ T32] r5:00001000 r4:e0439000 [ 1350.510658][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.510738][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.510851][ T32] r5:85022b8c r4:85022800 [ 1350.510919][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.511007][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.511066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.511152][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.511198][ T32] r4:84753f00 [ 1350.511235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.511323][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.511368][ T32] r4:00000001 [ 1350.511406][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.511507][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.511613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.511711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.511768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.511862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.511913][ T32] r4:844bb800 [ 1350.511981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.512048][ T32] INFO: task kworker/0:568:5015 blocked for more than 477 seconds. [ 1350.512114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.512165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.512240][ T32] task:kworker/0:568 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.512333][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.512443][ T32] Call trace: [ 1350.512505][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.512631][ T32] r10:829187f4 r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:85478c00 ** 1 printk messages dropped ** [ 1350.512758][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1350.512921][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.513566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502f40 ** 6 printk messages dropped ** [ 1350.513961][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.514043][ T32] r5:8545638c r4:85456000 [ 1350.514079][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.514165][ T32] r7:dddced40 r6:83018000 r5:8545638c r4:854fcc80 [ 1350.514227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.514317][ T32] r10:61c88647 r9:85478c00 r8:854fccac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.514407][ T32] r4:854fcc80 [ 1350.514449][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.514531][ T32] r10:00000000 r9:854fcc80 r8:8027ecf4 r7:eb62de60 r6:854fcd00 r5:85478c00 [ 1350.514644][ T32] r4:00000001 [ 1350.542179][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.542414][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1350.542477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.542530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.542581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.542825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.542876][ T32] r4:85502ac0 [ 1350.543556][ T32] INFO: task kworker/0:568:5015 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.543624][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.543745][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.543833][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.544388][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 5 printk messages dropped ** [ 1350.550552][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.550651][ T32] r4:e8709dc0 ** 5 printk messages dropped ** [ 1350.550963][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.551045][ T32] r5:00001000 r4:e0439000 [ 1350.551091][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.551137][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.551183][ T32] r5:85022b8c r4:85022800 [ 1350.551204][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.551254][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.551275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.551324][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.551349][ T32] r4:84753f00 [ 1350.551370][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.551488][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.551518][ T32] r4:00000001 [ 1350.551572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.551617][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.551651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.551683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.551736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.551773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.551799][ T32] r4:844bb800 [ 1350.551824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.551856][ T32] INFO: task kworker/0:569:5018 blocked for more than 477 seconds. [ 1350.551892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.551976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.552005][ T32] task:kworker/0:569 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.552075][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.552442][ T32] r4:85406000 ** 1 printk messages dropped ** [ 1350.552506][ T32] r5:85406000 r4:829187f0 [ 1350.552563][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.552690][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.552944][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.553218][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.553757][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.554068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.568373][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.568676][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1350.568796][ T32] r4:82ac21e4 [ 1350.568818][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.568863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.568887][ T32] r4:e8709dc0 [ 1350.568925][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.568977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.569135][ T32] r4:00000000 [ 1350.569270][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.569337][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.569379][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.569433][ T32] r5:00001000 r4:e0439000 [ 1350.569456][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.569500][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.569545][ T32] r5:85022b8c r4:85022800 [ 1350.569567][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.569615][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.569639][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.569687][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.569751][ T32] r4:84753f00 [ 1350.569778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.569827][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.569881][ T32] r4:00000001 [ 1350.569935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.569977][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.570042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.570108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.570141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.570205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.570278][ T32] r4:844bb800 [ 1350.570309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.570342][ T32] INFO: task kworker/0:570:5021 blocked for more than 477 seconds. [ 1350.570377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.570403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.570459][ T32] task:kworker/0:570 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.570544][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.570589][ T32] Call trace: [ 1350.570622][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.570674][ T32] r10:829187f4 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:85403000 [ 1350.570700][ T32] r4:85403000 [ 1350.570733][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.570812][ T32] r5:85403000 r4:829187f0 [ 1350.570838][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.570902][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.570954][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1350.571006][ T32] r4:00000000 [ 1350.571070][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.571117][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.571157][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.571202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b640 [ 1350.571226][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.571295][ T32] r9:83018005 r8:85403000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1350.571643][ T32] r10:61c88647 r9:85403000 r8:854fce2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.572065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.572929][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.573172][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1350.573436][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1350.573628][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.573650][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.573694][ T32] r5:00001000 r4:e0439000 [ 1350.573715][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.573756][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.573801][ T32] r5:85022b8c r4:85022800 [ 1350.573823][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.573872][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.573894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.573942][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.573965][ T32] r4:84753f00 [ 1350.574017][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.574100][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.574129][ T32] r4:00000001 [ 1350.574151][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.574223][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.574256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.574291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.574356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.574392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.574447][ T32] r4:844bb800 [ 1350.574473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.574501][ T32] INFO: task kworker/0:571:5024 blocked for more than 477 seconds. [ 1350.574533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.574586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.574625][ T32] task:kworker/0:571 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.590918][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.591278][ T32] r5:85408000 r4:829187f0 [ 1350.591307][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.591432][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.591879][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1350.592598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1350.594073][ T32] r4:e8709dc0 ** 9 printk messages dropped ** [ 1350.594505][ T32] r5:85022b8c r4:85022800 ** 13 printk messages dropped ** [ 1350.608773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1350.609188][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.609320][ T32] Call trace: [ 1350.609358][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.609417][ T32] r10:829187f4 r9:eb655d84 r8:00000002 r7:60000013 r6:eb655d8c r5:85409800 [ 1350.609482][ T32] r4:85409800 [ 1350.609508][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.609592][ T32] r5:85409800 r4:829187f0 [ 1350.609618][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.609685][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.609771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1350.609833][ T32] r4:00000000 [ 1350.609890][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.609954][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.610003][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.610064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b500 [ 1350.610090][ T32] r4:00000000 [ 1350.610141][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.610197][ T32] r9:83018005 r8:85409800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1350.610250][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.610304][ T32] r5:00001000 r4:eb2bb000 [ 1350.610357][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.610403][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.610450][ T32] r5:8545738c r4:85457000 [ 1350.610471][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.610547][ T32] r7:dddced40 r6:83018000 r5:8545738c r4:854fcf00 [ 1350.610631][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.610685][ T32] r10:61c88647 r9:85409800 r8:854fcf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.610710][ T32] r4:854fcf00 [ 1350.610731][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.610794][ T32] r10:00000000 r9:854fcf00 r8:8027ecf4 r7:eb641e60 r6:85504f80 r5:85409800 [ 1350.610851][ T32] r4:00000001 [ 1350.610926][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.610971][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1350.611002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.611040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.611070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.611132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.611161][ T32] r4:8550b200 [ 1350.611635][ T32] INFO: task kworker/0:572:5026 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.611680][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.612174][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1350.612404][ T32] r4:82ac21e4 [ 1350.612429][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.612488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.612570][ T32] r4:e8709dc0 [ 1350.612595][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.612643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.612667][ T32] r4:00000000 [ 1350.612687][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.612735][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.612758][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.612837][ T32] r5:00001000 r4:e0439000 [ 1350.612862][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.612905][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.612951][ T32] r5:85022b8c r4:85022800 [ 1350.612988][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.613046][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.613069][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.613160][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.613186][ T32] r4:84753f00 [ 1350.613207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.613256][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.613285][ T32] r4:00000001 [ 1350.613306][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.613344][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.613400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.613470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.613533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.613569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.613595][ T32] r4:844bb800 [ 1350.613653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.613685][ T32] INFO: task kworker/0:573:5027 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.614103][ T32] r10:829187f4 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:8540a400 ** 2 printk messages dropped ** [ 1350.614231][ T32] r5:8540a400 r4:829187f0 [ 1350.614253][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.614573][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.636124][ T32] r5:00001000 r4:eb437000 ** 6 printk messages dropped ** [ 1350.636684][ T32] r10:61c88647 r9:8540a400 r8:854fcfac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1350.636950][ T32] r4:00000001 [ 1350.637002][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.637107][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1350.637212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.637295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.637359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.637427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.637476][ T32] r4:8550b4c0 [ 1350.638248][ T32] INFO: task kworker/0:573:5027 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.638352][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.638514][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.638647][ T32] Call trace: [ 1350.638841][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.638955][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.639011][ T32] r4:00000000 [ 1350.639061][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.639149][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.639215][ T32] 9d20: c6fab000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.639287][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.639367][ T32] 9d60: 80000013 ffffffff [ 1350.639433][ T32] r5:80000013 r4:80239bb0 [ 1350.639477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1350.640026][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.640477][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.641171][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.641606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1350.642123][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.642575][ T32] r5:8540b000 r4:829187f0 [ 1350.642642][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.642737][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.642957][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1350.643027][ T32] r4:00000000 [ 1350.643076][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.643198][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.643289][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.643382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b7c0 [ 1350.643450][ T32] r4:00000000 [ 1350.643499][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.643604][ T32] r9:83018005 r8:8540b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1350.643689][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.643789][ T32] r5:00001000 r4:eb407000 [ 1350.643834][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.643940][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.644045][ T32] r5:85457b8c r4:85457800 [ 1350.644092][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.644243][ T32] r7:dddced40 r6:83018000 r5:85457b8c r4:85511000 [ 1350.644313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.644445][ T32] r10:61c88647 r9:8540b000 r8:8551102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.644536][ T32] r4:85511000 [ 1350.644613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.644720][ T32] r10:00000000 r9:85511000 r8:8027ecf4 r7:eb659e60 r6:85516080 r5:8540b000 [ 1350.644851][ T32] r4:00000001 [ 1350.666557][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.666715][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1350.666787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.666855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.666935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.667011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.667067][ T32] r4:8550b4c0 [ 1350.667884][ T32] INFO: task kworker/0:574:5028 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.667970][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.668141][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.668247][ T32] Call trace: [ 1350.668347][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.668467][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.668625][ T32] r4:00000000 [ 1350.668776][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.668876][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.668945][ T32] 9d20: c70f3000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.669043][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.669125][ T32] 9d60: 80000013 ffffffff [ 1350.669182][ T32] r5:80000013 r4:80239bb0 [ 1350.669294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.669458][ T32] r4:82ac21e4 [ 1350.669514][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.669608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.669657][ T32] r4:e8709dc0 [ 1350.669704][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.669792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.669857][ T32] r4:00000000 [ 1350.669920][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.670021][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.670069][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.670161][ T32] r5:00001000 r4:e0439000 [ 1350.670207][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.670303][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.670397][ T32] r5:85022b8c r4:85022800 [ 1350.670445][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.670543][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.670591][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.670690][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.670740][ T32] r4:84753f00 [ 1350.670784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.670927][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.670987][ T32] r4:00000001 [ 1350.671036][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.671124][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.671186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.671274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.671338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.671407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1350.671512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.671604][ T32] INFO: task kworker/0:575:5031 blocked for more than 477 seconds. [ 1350.671712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.671776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.671883][ T32] task:kworker/0:575 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.671991][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.672082][ T32] Call trace: [ 1350.672255][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.672370][ T32] r10:829187f4 r9:eb669d84 r8:00000002 r7:60000113 r6:eb669d8c r5:85408c00 [ 1350.672455][ T32] r4:85408c00 [ 1350.672539][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.672641][ T32] r5:85408c00 r4:829187f0 [ 1350.672687][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.672783][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.672888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 [ 1350.672941][ T32] r4:00000000 [ 1350.673007][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.673132][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.673220][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.673348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b900 [ 1350.673409][ T32] r4:00000000 [ 1350.673453][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.673551][ T32] r9:83018005 r8:85408c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1350.673600][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.673688][ T32] r5:00001000 r4:eb415000 [ 1350.673765][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.673858][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.674187][ T32] r7:dddced40 r6:83018000 r5:85457f8c r4:85511080 ** 5 printk messages dropped ** [ 1350.674599][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.702491][ T32] r4:8550b5c0 [ 1350.703286][ T32] INFO: task kworker/0:575:5031 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.703411][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.703623][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.703762][ T32] Call trace: [ 1350.703832][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.703951][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.704004][ T32] r4:00000000 [ 1350.704054][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.704144][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.704209][ T32] 9d20: c7343000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.704282][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.704336][ T32] 9d60: 80000013 ffffffff [ 1350.704575][ T32] r5:80000013 r4:80239bb0 [ 1350.704645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.719078][ T32] r4:82ac21e4 [ 1350.719189][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.719491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.719662][ T32] r4:e8709dc0 [ 1350.719722][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.719822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.719875][ T32] r4:00000000 [ 1350.719939][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.720052][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1350.720225][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1350.720685][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 8 printk messages dropped ** [ 1350.721343][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.721954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.722060][ T32] task:kworker/1:375 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.722219][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.722379][ T32] Call trace: [ 1350.722473][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.722606][ T32] r10:829187f4 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:8540bc00 [ 1350.722731][ T32] r4:8540bc00 [ 1350.722816][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.722927][ T32] r5:8540bc00 r4:829187f0 [ 1350.722975][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.723066][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.723169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1350.723220][ T32] r4:00000000 [ 1350.723279][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.723365][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.723446][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.723538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526b80 [ 1350.723621][ T32] r4:00000000 [ 1350.723707][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.723864][ T32] r9:83018205 r8:8540bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1350.723937][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.724098][ T32] r5:00001000 r4:eb711000 [ 1350.724154][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.724528][ T32] r7:ddde2d40 r6:83018200 r5:8555cf8c r4:85516180 ** 7 printk messages dropped ** [ 1350.743468][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) ** 4 printk messages dropped ** [ 1350.743797][ T32] r4:8550fd80 ** 2 printk messages dropped ** [ 1350.755883][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.756613][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1350.757075][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1350.757635][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1350.758574][ T32] r4:84753f00 ** 4 printk messages dropped ** [ 1350.759055][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.759118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.759184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.759243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.759348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.759469][ T32] r4:844bb800 [ 1350.759528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.759594][ T32] INFO: task kworker/0:576:5033 blocked for more than 477 seconds. [ 1350.759665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.759718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.759761][ T32] task:kworker/0:576 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.759858][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.759939][ T32] Call trace: [ 1350.760001][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.760100][ T32] r10:829187f4 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:8540d400 [ 1350.760148][ T32] r4:8540d400 [ 1350.760208][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.760363][ T32] r5:8540d400 r4:829187f0 [ 1350.760419][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.760572][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.760681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1350.760732][ T32] r4:00000000 [ 1350.760776][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.760933][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.761027][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.761157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ba40 [ 1350.761212][ T32] r4:00000000 [ 1350.761283][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.761408][ T32] r9:83018005 r8:8540d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1350.761464][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.761559][ T32] r5:00001000 r4:eb423000 [ 1350.761611][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.761696][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.761826][ T32] r5:8555838c r4:85558000 [ 1350.761940][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.762089][ T32] r7:dddced40 r6:83018000 r5:8555838c r4:85511100 [ 1350.762160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.762273][ T32] r10:61c88647 r9:8540d400 r8:8551112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.762328][ T32] r4:85511100 [ 1350.762436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.762624][ T32] r10:00000000 r9:85511100 r8:8027ecf4 r7:eb659e60 r6:85516280 r5:8540d400 [ 1350.762689][ T32] r4:00000001 [ 1350.762734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.762878][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1350.762956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.763024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.763085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.763150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.763202][ T32] r4:8550b780 [ 1350.764051][ T32] INFO: task kworker/0:576:5033 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.764175][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.764349][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.764518][ T32] Call trace: [ 1350.764607][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.792243][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.792468][ T32] r4:00000000 [ 1350.792527][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.792652][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.792728][ T32] 9d20: c799a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.792794][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.792849][ T32] 9d60: 80000013 ffffffff [ 1350.792904][ T32] r5:80000013 r4:80239bb0 [ 1350.792970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.793074][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1350.793291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 5 printk messages dropped ** [ 1350.793849][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 5 printk messages dropped ** [ 1350.794319][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.803633][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.804316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.816067][ T32] r5:8540c800 r4:829187f0 [ 1350.816113][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.816224][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.816344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1350.816545][ T32] r4:00000000 [ 1350.816605][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.816697][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.816867][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.816977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550be00 [ 1350.817039][ T32] r4:00000000 [ 1350.817113][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.817223][ T32] r9:83018005 r8:8540c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1350.817282][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.817380][ T32] r5:00001000 r4:eb453000 [ 1350.817427][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.817509][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.817593][ T32] r5:85558f8c r4:85558c00 [ 1350.817664][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.817807][ T32] r7:dddced40 r6:83018000 r5:85558f8c r4:85511180 [ 1350.817863][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.817965][ T32] r10:61c88647 r9:8540c800 r8:855111ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.818027][ T32] r4:85511180 [ 1350.818095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.818215][ T32] r10:00000000 r9:85511180 r8:8027ecf4 r7:eb659e60 r6:85516300 r5:8540c800 [ 1350.818286][ T32] r4:00000001 [ 1350.818457][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.818553][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1350.818624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.818691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.818751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.818821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.818917][ T32] r4:8550b8c0 [ 1350.819748][ T32] INFO: task kworker/0:577:5035 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.819843][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.820635][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 1 printk messages dropped ** [ 1350.820794][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 1 printk messages dropped ** [ 1350.820966][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.821384][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1350.821966][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 6 printk messages dropped ** [ 1350.822555][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 4 printk messages dropped ** [ 1350.822950][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.823002][ T32] r4:00000001 [ 1350.823073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.823176][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.823338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.823415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.823479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.823545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.823594][ T32] r4:844bb800 [ 1350.823645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.823709][ T32] INFO: task kworker/0:578:5038 blocked for more than 477 seconds. [ 1350.823780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.823838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.823882][ T32] task:kworker/0:578 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.823983][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.824127][ T32] Call trace: [ 1350.824205][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.824320][ T32] r10:829187f4 r9:eb685d84 r8:00000002 r7:60000113 r6:eb685d8c r5:8540e000 [ 1350.824371][ T32] r4:8540e000 [ 1350.824416][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.824512][ T32] r5:8540e000 r4:829187f0 [ 1350.824566][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.824773][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.845761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1350.845858][ T32] r4:00000000 [ 1350.845911][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.846035][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.846148][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.846252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bcc0 [ 1350.846311][ T32] r4:00000000 [ 1350.846391][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.846501][ T32] r9:83018005 r8:8540e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1350.846547][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.846662][ T32] r5:00001000 r4:eb445000 ** 2 printk messages dropped ** [ 1350.846934][ T32] r5:85558b8c r4:85558800 ** 3 printk messages dropped ** [ 1350.847252][ T32] r10:61c88647 r9:8540e000 r8:8551122c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1350.847751][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.848931][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.850409][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.850922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 7 printk messages dropped ** [ 1350.851579][ T32] r5:85022b8c r4:85022800 ** 3 printk messages dropped ** [ 1350.851921][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.851971][ T32] r4:84753f00 [ 1350.852049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.852223][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.852291][ T32] r4:00000001 [ 1350.852338][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.852450][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.852528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.852623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.852689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.852816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.852876][ T32] r4:844bb800 [ 1350.852925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.853012][ T32] INFO: task kworker/0:579:5039 blocked for more than 477 seconds. [ 1350.853109][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.853169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.853242][ T32] task:kworker/0:579 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.853354][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.853442][ T32] Call trace: [ 1350.853540][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.853643][ T32] r10:829187f4 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:8540ec00 [ 1350.853695][ T32] r4:8540ec00 [ 1350.853741][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.853836][ T32] r5:8540ec00 r4:829187f0 [ 1350.853903][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.853994][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.854097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1350.854141][ T32] r4:00000000 [ 1350.854178][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.854259][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.854379][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.854573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85502ac0 [ 1350.854632][ T32] r4:00000000 [ 1350.885561][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.885907][ T32] r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1350.886003][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.886138][ T32] r5:00001000 r4:eb473000 [ 1350.886258][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.886375][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.886472][ T32] r5:8555978c r4:85559400 [ 1350.886539][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.886650][ T32] r7:dddced40 r6:83018000 r5:8555978c r4:85511280 [ 1350.886702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.886807][ T32] r10:61c88647 r9:8540ec00 r8:855112ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.886873][ T32] r4:85511280 [ 1350.886938][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.887041][ T32] r10:00000000 r9:85511280 r8:8027ecf4 r7:eb679e60 r6:85516400 r5:8540ec00 [ 1350.887097][ T32] r4:00000001 [ 1350.887161][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.887276][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1350.887349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.887415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.887474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.887540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.887589][ T32] r4:8550bb40 [ 1350.888438][ T32] INFO: task kworker/0:579:5039 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.888539][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.888762][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.888989][ T32] Call trace: [ 1350.889171][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.889329][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.889479][ T32] r4:00000000 [ 1350.889535][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.889625][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 1 printk messages dropped ** [ 1350.889756][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1350.890335][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1350.890608][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.891225][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.892083][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.892567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1350.893602][ T32] r5:85406c00 r4:829187f0 [ 1350.893649][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.893841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1350.893892][ T32] r4:00000000 [ 1350.893935][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.894019][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.894134][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.894239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bf40 [ 1350.894328][ T32] r4:00000000 [ 1350.894380][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.894509][ T32] r9:83018005 r8:85406c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1350.894567][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.922999][ T32] r5:00001000 r4:eb461000 [ 1350.923116][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.923251][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.923356][ T32] r5:8555938c r4:85559000 [ 1350.923429][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.923535][ T32] r7:dddced40 r6:83018000 r5:8555938c r4:85511300 [ 1350.923611][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.923720][ T32] r10:61c88647 r9:85406c00 r8:8551132c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.923775][ T32] r4:85511300 [ 1350.923820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.923919][ T32] r10:00000000 r9:85511300 r8:8027ecf4 r7:eb689e60 r6:85516480 r5:85406c00 [ 1350.923968][ T32] r4:00000001 [ 1350.924013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.924159][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1350.924235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.924312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.924390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.924497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.924552][ T32] r4:8550bc80 [ 1350.936455][ T32] INFO: task kworker/0:580:5041 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.936679][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.936862][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.937119][ T32] Call trace: [ 1350.937240][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1350.937564][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 7 printk messages dropped ** [ 1350.938255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 7 printk messages dropped ** [ 1350.938853][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1350.939115][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.939209][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.939275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.939384][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.939435][ T32] r4:84753f00 [ 1350.939478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.939600][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.939659][ T32] r4:00000001 [ 1350.939728][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.939843][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.939911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.939975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.940035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.940127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.940183][ T32] r4:844bb800 [ 1350.940232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.940313][ T32] INFO: task kworker/0:581:5043 blocked for more than 477 seconds. [ 1350.940385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.940459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.940508][ T32] task:kworker/0:581 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.940605][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.940720][ T32] Call trace: [ 1350.940810][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.940918][ T32] r10:829187f4 r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:85404800 [ 1350.940973][ T32] r4:85404800 [ 1350.941019][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.941146][ T32] r5:85404800 r4:829187f0 [ 1350.941197][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.941296][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.941403][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1350.941460][ T32] r4:00000000 [ 1350.941507][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.941594][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.941679][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.941772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527780 [ 1350.941823][ T32] r4:00000000 [ 1350.941902][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.942015][ T32] r9:83018005 r8:85404800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1350.942068][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.942179][ T32] r5:00001000 r4:eb6b1000 [ 1350.942269][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.942380][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.942470][ T32] r5:8555af8c r4:8555ac00 [ 1350.942514][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.942616][ T32] r7:dddced40 r6:83018000 r5:8555af8c r4:85511380 [ 1350.942665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.942764][ T32] r10:61c88647 r9:85404800 r8:855113ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.942815][ T32] r4:85511380 [ 1350.942867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.942967][ T32] r10:00000000 r9:85511380 r8:8027ecf4 r7:eb689e60 r6:85516500 r5:85404800 [ 1350.943022][ T32] r4:00000001 [ 1350.943068][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.943148][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1350.943208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.943278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.943337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.943400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.943448][ T32] r4:8550bdc0 [ 1350.943989][ T32] INFO: task kworker/0:581:5043 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.944073][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.944199][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.944305][ T32] Call trace: [ 1350.944370][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.944475][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.944529][ T32] r4:00000000 [ 1350.944573][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.969013][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.969174][ T32] 9d20: c84d9000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.969269][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.969339][ T32] 9d60: 80000013 ffffffff [ 1350.969434][ T32] r5:80000013 r4:80239bb0 [ 1350.969494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.969620][ T32] r4:82ac21e4 [ 1350.969669][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.969768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.969819][ T32] r4:e8709dc0 [ 1350.969864][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.969984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.970091][ T32] r4:00000000 [ 1350.970184][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.970303][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.970353][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.970446][ T32] r5:00001000 r4:e0439000 [ 1350.970557][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.970656][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.970781][ T32] r5:85022b8c r4:85022800 [ 1350.970837][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.970967][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.971021][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.971123][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.971238][ T32] r4:84753f00 [ 1350.971306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.971407][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1350.971481][ T32] r4:00000001 [ 1350.971534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.971616][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1350.971677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.971744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.971803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.971874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.971948][ T32] r4:844bb800 [ 1350.972011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.972102][ T32] INFO: task kworker/0:582:5045 blocked for more than 477 seconds. [ 1350.972241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.972351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.972545][ T32] task:kworker/0:582 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.972677][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.972773][ T32] Call trace: [ 1350.972850][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1350.972958][ T32] r10:829187f4 r9:eb635d84 r8:00000002 r7:60000013 r6:eb635d8c r5:85588c00 [ 1350.973012][ T32] r4:85588c00 [ 1350.973110][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1350.973213][ T32] r5:85588c00 r4:829187f0 [ 1350.973260][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.973359][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.973460][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 1350.973528][ T32] r4:00000000 [ 1350.973579][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1350.973666][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1350.973745][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.973842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f980 [ 1350.973894][ T32] r4:00000000 [ 1350.973938][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.974067][ T32] r9:83018005 r8:85588c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1350.974125][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.974218][ T32] r5:00001000 r4:eb487000 [ 1350.974270][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.974353][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.974443][ T32] r5:85559b8c r4:85559800 [ 1350.974487][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.974680][ T32] r7:dddced40 r6:83018000 r5:85559b8c r4:85511400 [ 1350.990021][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.990208][ T32] r10:61c88647 r9:85588c00 r8:8551142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.990272][ T32] r4:85511400 [ 1350.990355][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.990469][ T32] r10:00000000 r9:85511400 r8:8027ecf4 r7:eb699e60 r6:85511480 r5:85588c00 [ 1350.990566][ T32] r4:00000001 [ 1350.990624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.990708][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1350.990772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.990834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.990918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.990986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.991037][ T32] r4:8550f880 [ 1350.991826][ T32] INFO: task kworker/0:582:5045 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1350.991923][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.992162][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.992281][ T32] Call trace: [ 1350.992416][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1350.992541][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1350.992595][ T32] r4:00000000 [ 1350.992640][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.992725][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1350.992792][ T32] 9d20: c8542000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1350.992858][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1350.992916][ T32] 9d60: 80000013 ffffffff [ 1350.992973][ T32] r5:80000013 r4:80239bb0 [ 1350.993025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.993150][ T32] r4:82ac21e4 [ 1350.993200][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.993322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1350.993382][ T32] r4:e8709dc0 [ 1350.993448][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1350.993551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1350.993622][ T32] r4:00000000 [ 1350.993673][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1350.993777][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.993826][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.993979][ T32] r5:00001000 r4:e0439000 [ 1350.994038][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1350.994128][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.994216][ T32] r5:85022b8c r4:85022800 [ 1350.994262][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.994368][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1350.994413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.994512][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.994582][ T32] r4:84753f00 [ 1351.008777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.009069][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.009161][ T32] r4:00000001 [ 1351.009214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.009313][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.009381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.009446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.009506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.009600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.009753][ T32] r4:844bb800 [ 1351.009817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.009911][ T32] INFO: task kworker/0:583:5048 blocked for more than 477 seconds. [ 1351.009986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.010047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.010128][ T32] task:kworker/0:583 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.010255][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.010418][ T32] Call trace: [ 1351.010499][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.010609][ T32] r10:829187f4 r9:eb6a1d84 r8:00000002 r7:60000013 r6:eb6a1d8c r5:85589800 [ 1351.010693][ T32] r4:85589800 [ 1351.010761][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.010961][ T32] r5:85589800 r4:829187f0 [ 1351.011034][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.011144][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.011277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1351.011336][ T32] r4:00000000 [ 1351.011380][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.011563][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.011727][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.011906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527040 [ 1351.011965][ T32] r4:00000000 [ 1351.012019][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.012129][ T32] r9:83018005 r8:85589800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1351.012180][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.012284][ T32] r5:00001000 r4:eb495000 [ 1351.012332][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.012418][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.012597][ T32] r5:85559f8c r4:85559c00 [ 1351.012669][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.012768][ T32] r7:dddced40 r6:83018000 r5:85559f8c r4:85511500 [ 1351.012816][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.012916][ T32] r10:61c88647 r9:85589800 r8:8551152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.012968][ T32] r4:85511500 [ 1351.013011][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.013135][ T32] r10:00000000 r9:85511500 r8:8027ecf4 r7:eb699e60 r6:85511580 r5:85589800 [ 1351.013192][ T32] r4:00000001 [ 1351.013236][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.013319][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1351.013379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.013446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.013508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.013574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.013624][ T32] r4:85527080 [ 1351.014398][ T32] INFO: task kworker/0:583:5048 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.014489][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.040236][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.040526][ T32] Call trace: [ 1351.040603][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.040730][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.040784][ T32] r4:00000000 [ 1351.040831][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.040946][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.041025][ T32] 9d20: c89ae000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.041119][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.041182][ T32] 9d60: 80000013 ffffffff [ 1351.041238][ T32] r5:80000013 r4:80239bb0 [ 1351.041295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.041385][ T32] r4:82ac21e4 [ 1351.041430][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.041529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.041585][ T32] r4:e8709dc0 [ 1351.041632][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.041745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.041822][ T32] r4:00000000 [ 1351.041873][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.041975][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.042032][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.042149][ T32] r5:00001000 r4:e0439000 [ 1351.042203][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.042323][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.042427][ T32] r5:85022b8c r4:85022800 [ 1351.042475][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.042574][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.042656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.042766][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.042819][ T32] r4:84753f00 [ 1351.042925][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.043038][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.043092][ T32] r4:00000001 [ 1351.043138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.043217][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.043280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.043342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.043398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.043489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.043543][ T32] r4:844bb800 [ 1351.043609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.043678][ T32] INFO: task kworker/0:584:5049 blocked for more than 477 seconds. [ 1351.043749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.043805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.043877][ T32] task:kworker/0:584 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.043989][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.044146][ T32] Call trace: [ 1351.044258][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.044429][ T32] r10:829187f4 r9:eb69dd84 r8:00000002 r7:60000013 r6:eb69dd8c r5:8558a400 [ 1351.044492][ T32] r4:8558a400 [ 1351.044572][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.059557][ T32] r5:8558a400 r4:829187f0 [ 1351.059674][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.059810][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.059917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1351.059968][ T32] r4:00000000 [ 1351.060012][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.060101][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.060191][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.060326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855272c0 [ 1351.060419][ T32] r4:00000000 [ 1351.060537][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.060653][ T32] r9:83018005 r8:8558a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1351.060702][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.060866][ T32] r5:00001000 r4:eb4a3000 [ 1351.060931][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.061026][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.061225][ T32] r5:8555a38c r4:8555a000 [ 1351.061302][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.061745][ T32] r7:dddced40 r6:83018000 r5:8555a38c r4:85511600 [ 1351.061944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.062143][ T32] r10:61c88647 r9:8558a400 r8:8551162c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.062201][ T32] r4:85511600 [ 1351.062274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.062384][ T32] r10:00000000 r9:85511600 r8:8027ecf4 r7:eb699e60 r6:85511680 r5:8558a400 [ 1351.062437][ T32] r4:00000001 [ 1351.062481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.062591][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1351.062667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.062734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.062794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.062879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.062937][ T32] r4:85527240 [ 1351.063746][ T32] INFO: task kworker/0:584:5049 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.064222][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.064662][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.081590][ T32] Call trace: [ 1351.081732][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.081889][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.081944][ T32] r4:00000000 [ 1351.081992][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.082089][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.082170][ T32] 9d20: c8c01000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.082238][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.082305][ T32] 9d60: 80000013 ffffffff [ 1351.082362][ T32] r5:80000013 r4:80239bb0 [ 1351.082408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.082498][ T32] r4:82ac21e4 [ 1351.082543][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.082648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.082709][ T32] r4:e8709dc0 [ 1351.082759][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.082964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.083031][ T32] r4:00000000 [ 1351.083164][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.083290][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.083386][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.083493][ T32] r5:00001000 r4:e0439000 [ 1351.083549][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.083648][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.083896][ T32] r5:85022b8c r4:85022800 [ 1351.083958][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.084067][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.084117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.084216][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.084308][ T32] r4:84753f00 [ 1351.084385][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.084633][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.091789][ T32] r4:00000001 [ 1351.091885][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.092000][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.092075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.092221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.092301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.092423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.092528][ T32] r4:844bb800 [ 1351.092591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.092747][ T32] INFO: task kworker/0:585:5052 blocked for more than 477 seconds. [ 1351.092826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.092878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.092922][ T32] task:kworker/0:585 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.093047][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.093249][ T32] Call trace: [ 1351.093341][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.093453][ T32] r10:829187f4 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:8558b000 [ 1351.093507][ T32] r4:8558b000 [ 1351.093590][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.093691][ T32] r5:8558b000 r4:829187f0 [ 1351.093739][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.093850][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.094030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1351.094143][ T32] r4:00000000 [ 1351.094366][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.094462][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.094573][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.094756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527480 [ 1351.094832][ T32] r4:00000000 [ 1351.094884][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.095141][ T32] r9:83018005 r8:8558b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1351.111998][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.112323][ T32] r5:00001000 r4:eb4b7000 [ 1351.112381][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.112696][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.113007][ T32] r5:8555a78c r4:8555a400 [ 1351.113077][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.113222][ T32] r7:dddced40 r6:83018000 r5:8555a78c r4:85511700 [ 1351.113284][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.113405][ T32] r10:61c88647 r9:8558b000 r8:8551172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.113458][ T32] r4:85511700 [ 1351.113504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.113631][ T32] r10:00000000 r9:85511700 r8:8027ecf4 r7:eb699e60 r6:85511780 r5:8558b000 [ 1351.113793][ T32] r4:00000001 [ 1351.113851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.114020][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1351.114096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.114197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.114275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.114419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.114482][ T32] r4:85527200 [ 1351.124302][ T32] INFO: task kworker/0:585:5052 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.124536][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.130277][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.130593][ T32] Call trace: [ 1351.130759][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.130909][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.131151][ T32] r4:00000000 [ 1351.131212][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.131310][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.131380][ T32] 9d20: c8e1f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.131661][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.131782][ T32] 9d60: 80000013 ffffffff [ 1351.131987][ T32] r5:80000013 r4:80239bb0 [ 1351.132090][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.132200][ T32] r4:82ac21e4 [ 1351.132249][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.132363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.132414][ T32] r4:e8709dc0 [ 1351.132458][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.132563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.132636][ T32] r4:00000000 [ 1351.132687][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.132816][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.132975][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.133080][ T32] r5:00001000 r4:e0439000 [ 1351.133170][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.133256][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.133390][ T32] r5:85022b8c r4:85022800 [ 1351.133476][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.133586][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.133636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.133736][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.133815][ T32] r4:84753f00 [ 1351.133868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.133972][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.134030][ T32] r4:00000001 [ 1351.134165][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.134253][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.134322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.134390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.134451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.134519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.134570][ T32] r4:844bb800 [ 1351.134620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.150511][ T32] INFO: task kworker/0:586:5054 blocked for more than 477 seconds. [ 1351.150739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.150802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.150851][ T32] task:kworker/0:586 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.151021][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.151170][ T32] Call trace: [ 1351.151278][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.151397][ T32] r10:829187f4 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:8558bc00 [ 1351.151458][ T32] r4:8558bc00 [ 1351.151508][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.151609][ T32] r5:8558bc00 r4:829187f0 [ 1351.151662][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.151751][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.151850][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1351.151906][ T32] r4:00000000 [ 1351.151956][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.152051][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.152138][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.152262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855275c0 [ 1351.152407][ T32] r4:00000000 [ 1351.152458][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.152590][ T32] r9:83018005 r8:8558bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1351.152675][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.152775][ T32] r5:00001000 r4:eb4c1000 [ 1351.152824][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.152913][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.153037][ T32] r5:8555ab8c r4:8555a800 [ 1351.153176][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.153388][ T32] r7:dddced40 r6:83018000 r5:8555ab8c r4:85511800 [ 1351.153447][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.153547][ T32] r10:61c88647 r9:8558bc00 r8:8551182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.153598][ T32] r4:85511800 [ 1351.153672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.153779][ T32] r10:00000000 r9:85511800 r8:8027ecf4 r7:eb699e60 r6:85511880 r5:8558bc00 [ 1351.153830][ T32] r4:00000001 [ 1351.153876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.153952][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1351.154014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.154148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.154234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.154309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.154393][ T32] r4:85527200 [ 1351.175962][ T32] INFO: task kworker/0:586:5054 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.176185][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.176443][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.176595][ T32] Call trace: [ 1351.176716][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.176837][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.176922][ T32] r4:00000000 [ 1351.176982][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.177079][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.177179][ T32] 9d20: c92fb000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.177245][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.177311][ T32] 9d60: 80000013 ffffffff [ 1351.177416][ T32] r5:80000013 r4:80239bb0 [ 1351.177475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.177664][ T32] r4:82ac21e4 [ 1351.177722][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.177822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.177871][ T32] r4:e8709dc0 [ 1351.177916][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.178009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.178084][ T32] r4:00000000 [ 1351.178215][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.178335][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.178387][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.178518][ T32] r5:00001000 r4:e0439000 [ 1351.178666][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.178867][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.178972][ T32] r5:85022b8c r4:85022800 [ 1351.179021][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.179121][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.179189][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.179366][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.179436][ T32] r4:84753f00 [ 1351.179482][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.179578][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.179626][ T32] r4:00000001 [ 1351.179669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.179750][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.179829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.179931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.179997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.180066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.180123][ T32] r4:844bb800 [ 1351.180176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.180239][ T32] INFO: task kworker/0:587:5056 blocked for more than 477 seconds. [ 1351.180324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.180379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.180423][ T32] task:kworker/0:587 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.180530][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.180621][ T32] Call trace: [ 1351.180693][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.180796][ T32] r10:829187f4 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:8558c800 [ 1351.180868][ T32] r4:8558c800 [ 1351.180954][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.181057][ T32] r5:8558c800 r4:829187f0 [ 1351.181137][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.181234][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.181382][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1351.181475][ T32] r4:00000000 [ 1351.181528][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.181610][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.181689][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.181781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527a80 [ 1351.181833][ T32] r4:00000000 [ 1351.181927][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.182034][ T32] r9:83018005 r8:8558c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1351.182120][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.182215][ T32] r5:00001000 r4:eb6c9000 [ 1351.182284][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.182376][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.182471][ T32] r5:8555b78c r4:8555b400 [ 1351.182535][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.182637][ T32] r7:dddced40 r6:83018000 r5:8555b78c r4:85511900 [ 1351.182684][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.182816][ T32] r10:61c88647 r9:8558c800 r8:8551192c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.182936][ T32] r4:85511900 [ 1351.182991][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.183093][ T32] r10:00000000 r9:85511900 r8:8027ecf4 r7:eb699e60 r6:85511980 r5:8558c800 [ 1351.183143][ T32] r4:00000001 [ 1351.183184][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.183258][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1351.183346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.183423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.183486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.183550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.183656][ T32] r4:85527600 [ 1351.184281][ T32] INFO: task kworker/0:587:5056 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.184444][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.215508][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.215812][ T32] Call trace: [ 1351.215889][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.216020][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.216106][ T32] r4:00000000 [ 1351.216163][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.216251][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.216369][ T32] 9d20: c94fd000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.216442][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.216498][ T32] 9d60: 80000013 ffffffff [ 1351.216551][ T32] r5:80000013 r4:80239bb0 [ 1351.216598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.216691][ T32] r4:82ac21e4 [ 1351.216735][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.216829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.216878][ T32] r4:e8709dc0 [ 1351.216948][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.217056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.217193][ T32] r4:00000000 [ 1351.217258][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.217365][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.217411][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.217494][ T32] r5:00001000 r4:e0439000 [ 1351.217536][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.217652][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.217746][ T32] r5:85022b8c r4:85022800 [ 1351.217801][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.217937][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.218031][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.218166][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.218331][ T32] r4:84753f00 [ 1351.218398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.218561][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.218633][ T32] r4:00000001 [ 1351.218756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.218843][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.218966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.219039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.219100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.219165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.219218][ T32] r4:844bb800 [ 1351.219275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.219378][ T32] INFO: task kworker/0:588:5058 blocked for more than 477 seconds. [ 1351.219475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.219536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.219645][ T32] task:kworker/0:588 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.219800][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.219887][ T32] Call trace: [ 1351.219996][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.220122][ T32] r10:829187f4 r9:eb6c1d84 r8:00000002 r7:60000113 r6:eb6c1d8c r5:8558d400 [ 1351.220178][ T32] r4:8558d400 [ 1351.220230][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.220367][ T32] r5:8558d400 r4:829187f0 [ 1351.220421][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.220542][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.220654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1351.220724][ T32] r4:00000000 [ 1351.220776][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.220893][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.221016][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.221150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527840 [ 1351.221276][ T32] r4:00000000 [ 1351.221333][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.221432][ T32] r9:83018005 r8:8558d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1351.221483][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.221581][ T32] r5:00001000 r4:eb6bd000 [ 1351.221661][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.221755][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.221847][ T32] r5:8555b38c r4:8555b000 [ 1351.221891][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.221990][ T32] r7:dddced40 r6:83018000 r5:8555b38c r4:85511a00 [ 1351.222073][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.222180][ T32] r10:61c88647 r9:8558d400 r8:85511a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.222231][ T32] r4:85511a00 [ 1351.222285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.222381][ T32] r10:00000000 r9:85511a00 r8:8027ecf4 r7:eb6b5e60 r6:85511a80 r5:8558d400 [ 1351.222431][ T32] r4:00000001 [ 1351.222500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.222589][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1351.222651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.222776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.222848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.222919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.222983][ T32] r4:85527800 [ 1351.223798][ T32] INFO: task kworker/0:588:5058 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.223899][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.224034][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.224135][ T32] Call trace: [ 1351.224230][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.224357][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.224436][ T32] r4:00000000 [ 1351.224493][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.224583][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.224722][ T32] 9d20: c94fd000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.254303][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.254405][ T32] 9d60: 80000013 ffffffff [ 1351.254491][ T32] r5:80000013 r4:80239bb0 [ 1351.254552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.255388][ T32] r4:82ac21e4 [ 1351.255510][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.255630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.255684][ T32] r4:e8709dc0 [ 1351.255730][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.255823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.256114][ T32] r4:00000000 [ 1351.256183][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.256298][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.256352][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.256454][ T32] r5:00001000 r4:e0439000 [ 1351.256553][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.256653][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.256748][ T32] r5:85022b8c r4:85022800 [ 1351.256797][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.256923][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.257112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.257231][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.257307][ T32] r4:84753f00 [ 1351.257358][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.257463][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.257518][ T32] r4:00000001 [ 1351.257562][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.257643][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.257709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.257773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.257837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.257902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.257952][ T32] r4:844bb800 [ 1351.258001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.258066][ T32] INFO: task kworker/0:589:5060 blocked for more than 477 seconds. [ 1351.258136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.258190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.258236][ T32] task:kworker/0:589 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.258564][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.258662][ T32] Call trace: [ 1351.258761][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.259134][ T32] r10:829187f4 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:8558e000 [ 1351.259191][ T32] r4:8558e000 [ 1351.259277][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.259384][ T32] r5:8558e000 r4:829187f0 [ 1351.259435][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.259528][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.259649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1351.259709][ T32] r4:00000000 [ 1351.259755][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.259842][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.259923][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.260016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527c00 [ 1351.260072][ T32] r4:00000000 [ 1351.260116][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.260213][ T32] r9:83018005 r8:8558e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1351.260287][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.260421][ T32] r5:00001000 r4:eb6d5000 [ 1351.260539][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.260741][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.260843][ T32] r5:8555bb8c r4:8555b800 [ 1351.260889][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.260989][ T32] r7:dddced40 r6:83018000 r5:8555bb8c r4:85511b00 [ 1351.261080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.261208][ T32] r10:61c88647 r9:8558e000 r8:85511b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.261261][ T32] r4:85511b00 [ 1351.261333][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.261456][ T32] r10:00000000 r9:85511b00 r8:8027ecf4 r7:eb6b5e60 r6:85511b80 r5:8558e000 [ 1351.261514][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.262136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.263853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.264261][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1351.286184][ T32] r4:e8709dc0 [ 1351.286252][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.286402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.286492][ T32] r4:00000000 [ 1351.286554][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.286675][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.286734][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.286849][ T32] r5:00001000 r4:e0439000 [ 1351.286900][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.287043][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.287155][ T32] r5:85022b8c r4:85022800 [ 1351.287212][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.287319][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.287372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.287489][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.287554][ T32] r4:84753f00 [ 1351.287604][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.287709][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.287793][ T32] r4:00000001 [ 1351.287872][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.287973][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.288067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.288141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.288212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.288315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.288380][ T32] r4:844bb800 [ 1351.288438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.288509][ T32] INFO: task kworker/0:590:5062 blocked for more than 477 seconds. [ 1351.288585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.288658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.288712][ T32] task:kworker/0:590 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.289417][ T32] r4:8558ec00 ** 1 printk messages dropped ** [ 1351.289610][ T32] r5:8558ec00 r4:829187f0 [ 1351.289678][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.290207][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.290833][ T32] r5:00001000 r4:eb6e1000 ** 4 printk messages dropped ** [ 1351.291278][ T32] r7:dddced40 r6:83018000 r5:8555bf8c r4:85511c00 ** 1 printk messages dropped ** [ 1351.291447][ T32] r10:61c88647 r9:8558ec00 r8:85511c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.291509][ T32] r4:85511c00 [ 1351.291698][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.291837][ T32] r10:00000000 r9:85511c00 r8:8027ecf4 r7:eb6cde60 r6:85511c80 r5:8558ec00 [ 1351.291937][ T32] r4:00000001 [ 1351.291994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.292097][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1351.292163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.292236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.292305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.292381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.292439][ T32] r4:85527b40 [ 1351.293391][ T32] INFO: task kworker/0:590:5062 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.293510][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.293695][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.293888][ T32] Call trace: [ 1351.293998][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.294152][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.294290][ T32] r4:00000000 [ 1351.294406][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.294619][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.294775][ T32] 9d20: c9819000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.325566][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.325670][ T32] 9d60: 80000013 ffffffff [ 1351.325745][ T32] r5:80000013 r4:80239bb0 [ 1351.325801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.325958][ T32] r4:82ac21e4 [ 1351.326056][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.326164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.326225][ T32] r4:e8709dc0 [ 1351.326281][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.326390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.326609][ T32] r4:00000000 [ 1351.326679][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.326795][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.326887][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.326999][ T32] r5:00001000 r4:e0439000 [ 1351.327059][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.327154][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.327595][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.328525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1351.328917][ T32] INFO: task kworker/0:591:5064 blocked for more than 477 seconds. [ 1351.328995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.329234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.329309][ T32] task:kworker/0:591 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.329767][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.330328][ T32] Call trace: [ 1351.330592][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.330728][ T32] r10:829187f4 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:85588000 [ 1351.330912][ T32] r4:85588000 [ 1351.331015][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.331123][ T32] r5:85588000 r4:829187f0 [ 1351.331235][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.331340][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.331449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1351.331508][ T32] r4:00000000 [ 1351.331560][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.331677][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.331904][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.332067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527b80 [ 1351.332134][ T32] r4:00000000 [ 1351.332185][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1351.333485][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.366098][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.366291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.366383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.366477][ T32] r4:85527b80 [ 1351.367323][ T32] INFO: task kworker/0:591:5064 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.367428][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.367662][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.367800][ T32] Call trace: [ 1351.367922][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.368097][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.368163][ T32] r4:00000000 [ 1351.368286][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.368406][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.368481][ T32] 9d20: c9d3f000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.368561][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.368625][ T32] 9d60: 80000013 ffffffff [ 1351.368719][ T32] r5:80000013 r4:80239bb0 [ 1351.368786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.368890][ T32] r4:82ac21e4 [ 1351.369021][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.369167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.369257][ T32] r4:e8709dc0 [ 1351.369381][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.369493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.369549][ T32] r4:00000000 [ 1351.369597][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.369707][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.369902][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.370092][ T32] r5:00001000 r4:e0439000 [ 1351.370160][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.370272][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.370403][ T32] r5:85022b8c r4:85022800 [ 1351.370459][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.370611][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.370732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1351.371106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1351.372100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1351.373459][ T32] r5:8547a400 r4:829187f0 [ 1351.373510][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.373710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 ** 8 printk messages dropped ** [ 1351.374491][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.374623][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.374861][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.403606][ T32] r5:8555df8c r4:8555dc00 [ 1351.403707][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.403868][ T32] r7:dddced40 r6:83018000 r5:8555df8c r4:85511e00 [ 1351.403927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.404062][ T32] r10:61c88647 r9:8547a400 r8:85511e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.404125][ T32] r4:85511e00 [ 1351.404179][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.404292][ T32] r10:00000000 r9:85511e00 r8:8027ecf4 r7:eb6e5e60 r6:85511e80 r5:8547a400 [ 1351.404392][ T32] r4:00000001 [ 1351.404475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.404581][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1351.404700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.409942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.410054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.410138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.410208][ T32] r4:85527d40 [ 1351.411054][ T32] INFO: task kworker/0:592:5066 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.411152][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.411323][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.411473][ T32] Call trace: [ 1351.411553][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.411675][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.411736][ T32] r4:00000000 [ 1351.411783][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.411881][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.411954][ T32] 9d20: c9f48000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.412039][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.412099][ T32] 9d60: 80000013 ffffffff [ 1351.412159][ T32] r5:80000013 r4:80239bb0 [ 1351.412210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.412340][ T32] r4:82ac21e4 [ 1351.412398][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1351.412760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 9 printk messages dropped ** [ 1351.414020][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 7 printk messages dropped ** [ 1351.439722][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 5 printk messages dropped ** [ 1351.440339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1351.440867][ T32] task:kworker/0:593 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.440944][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.441024][ T32] Call trace: [ 1351.441159][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.441265][ T32] r10:829187f4 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:85486000 [ 1351.441297][ T32] r4:85486000 [ 1351.441320][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.441480][ T32] r5:85486000 r4:829187f0 [ 1351.441508][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.441578][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.441637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1351.441662][ T32] r4:00000000 [ 1351.441684][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1351.442447][ T32] r9:83018005 r8:85486000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 12 printk messages dropped ** [ 1351.444281][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.444763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.455517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.455582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.455642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.455675][ T32] r4:85501680 [ 1351.456256][ T32] INFO: task kworker/0:593:5067 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.456303][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.456819][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.456900][ T32] Call trace: [ 1351.457026][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.457206][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.457276][ T32] r4:00000000 [ 1351.457323][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.457409][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.457475][ T32] 9d20: ca312000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.457574][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.457636][ T32] 9d60: 80000013 ffffffff [ 1351.457714][ T32] r5:80000013 r4:80239bb0 [ 1351.457772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.457871][ T32] r4:82ac21e4 [ 1351.457923][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.458029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.458107][ T32] r4:e8709dc0 [ 1351.458158][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.458262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.458321][ T32] r4:00000000 [ 1351.458374][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.458778][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1351.459532][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1351.460242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.460533][ T32] INFO: task kworker/0:594:5070 blocked for more than 477 seconds. [ 1351.460575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.460862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.460977][ T32] task:kworker/0:594 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.461035][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.461079][ T32] Call trace: [ 1351.461133][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.461297][ T32] r10:829187f4 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:84a00000 [ 1351.461334][ T32] r4:84a00000 [ 1351.461411][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.461479][ T32] r5:84a00000 r4:829187f0 [ 1351.461615][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.461726][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.461784][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1351.461810][ T32] r4:00000000 [ 1351.461935][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.461982][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.462022][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1351.462288][ T32] r5:00001000 r4:eb705000 ** 6 printk messages dropped ** [ 1351.463453][ T32] r10:61c88647 r9:84a00000 r8:8554002c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1351.464299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.504390][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.516375][ T32] 9d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1351.517128][ T32] r4:e8709dc0 ** 2 printk messages dropped ** [ 1351.517478][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.518456][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.519575][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 8 printk messages dropped ** [ 1351.520675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1351.520907][ T32] task:kworker/0:595 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.521021][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.521140][ T32] Call trace: [ 1351.521282][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.521432][ T32] r10:829187f4 r9:eb719d84 r8:00000002 r7:60000013 r6:eb719d8c r5:85411800 [ 1351.521488][ T32] r4:85411800 [ 1351.521633][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.521722][ T32] r5:85411800 r4:829187f0 [ 1351.521764][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.521845][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.521940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1351.522190][ T32] r4:00000000 [ 1351.522373][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.522604][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.522686][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.522812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553f700 [ 1351.523127][ T32] r4:00000000 [ 1351.523209][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.523532][ T32] r9:83018005 r8:85411800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1351.523600][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.523754][ T32] r5:00001000 r4:dfa43000 [ 1351.523871][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.523968][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.524076][ T32] r5:8555d78c r4:8555d400 [ 1351.524132][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.524252][ T32] r7:dddced40 r6:83018000 r5:8555d78c r4:85540080 [ 1351.524314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.524489][ T32] r10:61c88647 r9:85411800 r8:855400ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.524591][ T32] r4:85540080 [ 1351.524676][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.545717][ T32] r10:00000000 r9:85540080 r8:8027ecf4 r7:eb6f1e60 r6:85516600 r5:85411800 [ 1351.545807][ T32] r4:00000001 [ 1351.545858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.545969][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1351.546301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.546686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.546852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.546929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.546979][ T32] r4:8553f080 [ 1351.547804][ T32] INFO: task kworker/0:595:5071 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.547889][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.548027][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.548230][ T32] Call trace: [ 1351.548325][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.548440][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.548539][ T32] r4:00000000 [ 1351.548690][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.548787][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.548849][ T32] 9d20: ca910000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.548945][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.549008][ T32] 9d60: 80000013 ffffffff [ 1351.549080][ T32] r5:80000013 r4:80239bb0 [ 1351.549204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.549315][ T32] r4:82ac21e4 [ 1351.549367][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.549460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.549509][ T32] r4:e8709dc0 [ 1351.549564][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.549687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.549956][ T32] r4:00000000 [ 1351.550004][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.550269][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.550324][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.550443][ T32] r5:00001000 r4:e0439000 [ 1351.550491][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.550781][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.551132][ T32] r5:85022b8c r4:85022800 [ 1351.551195][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.551368][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.551421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.551781][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.551838][ T32] r4:84753f00 [ 1351.551956][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.552129][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.552192][ T32] r4:00000001 [ 1351.552492][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.552596][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.552661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.552727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.552847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.553017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.553225][ T32] r4:844bb800 [ 1351.553282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.553421][ T32] INFO: task kworker/0:596:5075 blocked for more than 478 seconds. [ 1351.553678][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.554199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.554260][ T32] task:kworker/0:596 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.554355][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.554443][ T32] Call trace: [ 1351.554506][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.554762][ T32] r10:829187f4 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:85410c00 [ 1351.585880][ T32] r4:85410c00 [ 1351.586014][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.586162][ T32] r5:85410c00 r4:829187f0 [ 1351.586212][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.586306][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.586423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1351.586479][ T32] r4:00000000 [ 1351.586530][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.586616][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.586690][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.586768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553f840 [ 1351.586829][ T32] r4:00000000 [ 1351.586872][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.586985][ T32] r9:83018005 r8:85410c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1351.587064][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.587152][ T32] r5:00001000 r4:dfb53000 [ 1351.587240][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.587396][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.587507][ T32] r5:8555db8c r4:8555d800 [ 1351.587553][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.587662][ T32] r7:dddced40 r6:83018000 r5:8555db8c r4:85540100 [ 1351.587735][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.587841][ T32] r10:61c88647 r9:85410c00 r8:8554012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.587892][ T32] r4:85540100 [ 1351.587939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.588060][ T32] r10:00000000 r9:85540100 r8:8027ecf4 r7:eb6f1e60 r6:85516680 r5:85410c00 [ 1351.588121][ T32] r4:00000001 [ 1351.588186][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.588288][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1351.588370][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.588458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.588526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.588594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.588645][ T32] r4:8553f580 [ 1351.589513][ T32] INFO: task kworker/0:596:5075 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.589615][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.589782][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.589917][ T32] Call trace: [ 1351.590057][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.590173][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.590229][ T32] r4:00000000 [ 1351.590292][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.590416][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.590491][ T32] 9d20: cab3d000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.590573][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.590633][ T32] 9d60: 80000013 ffffffff [ 1351.590687][ T32] r5:80000013 r4:80239bb0 [ 1351.590734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.590819][ T32] r4:82ac21e4 [ 1351.590865][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.590981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.591031][ T32] r4:e8709dc0 [ 1351.591074][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.591172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.591220][ T32] r4:00000000 [ 1351.591263][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.591380][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.591435][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.591539][ T32] r5:00001000 r4:e0439000 [ 1351.591584][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.591682][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.591799][ T32] r5:85022b8c r4:85022800 [ 1351.591851][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.592511][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) ** 10 printk messages dropped ** [ 1351.593238][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.593683][ T32] r5:85410000 r4:829187f0 ** 3 printk messages dropped ** [ 1351.593982][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1351.625897][ T32] r5:8555f38c r4:8555f000 ** 10 printk messages dropped ** [ 1351.626746][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1351.628675][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1351.630025][ T32] r5:85022b8c r4:85022800 ** 10 printk messages dropped ** [ 1351.630728][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.631063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.631122][ T32] INFO: task kworker/0:598:5079 blocked for more than 478 seconds. [ 1351.631192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.631264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.631311][ T32] task:kworker/0:598 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.631421][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.631515][ T32] Call trace: [ 1351.631584][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.631680][ T32] r10:829187f4 r9:eb735d84 r8:00000002 r7:60000013 r6:eb735d8c r5:85412400 [ 1351.631728][ T32] r4:85412400 [ 1351.631768][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.631850][ T32] r5:85412400 r4:829187f0 [ 1351.631922][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.632049][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.632197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1351.632259][ T32] r4:00000000 [ 1351.632323][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.632453][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.632577][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.632693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553fac0 [ 1351.632753][ T32] r4:00000000 [ 1351.632816][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.632947][ T32] r9:83018005 r8:85412400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1351.633004][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.633210][ T32] r5:00001000 r4:e04fb000 [ 1351.633270][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.633380][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.633489][ T32] r5:8555e38c r4:8555e000 [ 1351.633536][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.633999][ T32] r10:00000000 r9:85540200 r8:8027ecf4 r7:eb72de60 r6:85516780 r5:85412400 ** 10 printk messages dropped ** [ 1351.656735][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1351.657607][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.658074][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.658595][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1351.659653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1351.660517][ T32] r5:85413000 r4:829187f0 ** 3 printk messages dropped ** [ 1351.660780][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.661313][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1351.662219][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1351.662279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.662343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.662411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.662477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.662548][ T32] r4:8553fb00 [ 1351.663052][ T32] INFO: task kworker/0:599:5081 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.663141][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.663262][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.663373][ T32] Call trace: [ 1351.663443][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.663542][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.663606][ T32] r4:00000000 [ 1351.663671][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.663767][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.663831][ T32] 9d20: caea1000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.663891][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.663939][ T32] 9d60: 80000013 ffffffff [ 1351.663990][ T32] r5:80000013 r4:80239bb0 [ 1351.664074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.664173][ T32] r4:82ac21e4 [ 1351.664219][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.664309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.664358][ T32] r4:e8709dc0 [ 1351.664409][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.664496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.664542][ T32] r4:00000000 [ 1351.664582][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.695625][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.695832][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.695998][ T32] r5:00001000 r4:e0439000 [ 1351.696055][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.696145][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.696240][ T32] r5:85022b8c r4:85022800 [ 1351.696288][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.696399][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.696469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.696611][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.696669][ T32] r4:84753f00 [ 1351.696737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.696842][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.696896][ T32] r4:00000001 [ 1351.696939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.697020][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.697085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.697186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.697249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.697315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.697374][ T32] r4:844bb800 [ 1351.697427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.697488][ T32] INFO: task kworker/0:600:5083 blocked for more than 478 seconds. [ 1351.697555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.697608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.697653][ T32] task:kworker/0:600 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.697770][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.697859][ T32] Call trace: [ 1351.697928][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.698052][ T32] r10:829187f4 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:85415400 [ 1351.698114][ T32] r4:85415400 [ 1351.698177][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.698482][ T32] r5:85415400 r4:829187f0 [ 1351.698563][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.698662][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.698768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1351.698823][ T32] r4:00000000 [ 1351.698869][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.698954][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.699043][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.699140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553fd80 [ 1351.699196][ T32] r4:00000000 [ 1351.699245][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.699357][ T32] r9:83018005 r8:85415400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1351.699422][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.699507][ T32] r5:00001000 r4:eac3d000 [ 1351.699546][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.699637][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.699734][ T32] r5:8555eb8c r4:8555e800 [ 1351.699783][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.699883][ T32] r7:dddced40 r6:83018000 r5:8555eb8c r4:85540300 [ 1351.699931][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.700030][ T32] r10:61c88647 r9:85415400 r8:8554032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.700080][ T32] r4:85540300 [ 1351.700129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.700230][ T32] r10:00000000 r9:85540300 r8:8027ecf4 r7:eb72de60 r6:85516880 r5:85415400 [ 1351.700278][ T32] r4:00000001 [ 1351.700323][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.700423][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1351.700482][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.701551][ T32] INFO: task kworker/0:600:5083 is blocked on a mutex likely owned by task kworker/0:153:3780. ** 7 printk messages dropped ** [ 1351.702216][ T32] Exception stack(0xe8709d20 to 0xe8709d68) ** 8 printk messages dropped ** [ 1351.702814][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1351.703153][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 12 printk messages dropped ** [ 1351.704553][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.731584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1351.733171][ T32] r4:85416c00 [ 1351.733216][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.733339][ T32] r5:85416c00 r4:829187f0 [ 1351.733396][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.733497][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.733598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1351.733646][ T32] r4:00000000 [ 1351.733688][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.733784][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.733871][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.733956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553fe80 [ 1351.734151][ T32] r4:00000000 [ 1351.734201][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.734344][ T32] r9:83018005 r8:85416c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1351.734488][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.734680][ T32] r5:00001000 r4:eac99000 [ 1351.744107][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.744360][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.744522][ T32] r5:8555ef8c r4:8555ec00 [ 1351.744582][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.744680][ T32] r7:dddced40 r6:83018000 r5:8555ef8c r4:85540380 [ 1351.744797][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.761430][ T32] r10:61c88647 r9:85416c00 r8:855403ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.761543][ T32] r4:85540380 [ 1351.761594][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.761733][ T32] r10:00000000 r9:85540380 r8:8027ecf4 r7:eb72de60 r6:85516980 r5:85416c00 [ 1351.761932][ T32] r4:00000001 [ 1351.762034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.762118][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1351.762187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.762249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.762402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.762479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.762724][ T32] r4:8553fc00 [ 1351.763578][ T32] INFO: task kworker/0:601:5086 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.763735][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.763878][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.764084][ T32] Call trace: [ 1351.764276][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.764524][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.764740][ T32] r4:00000000 [ 1351.770245][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.770399][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.770473][ T32] 9d20: cb6c3000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.770535][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.770839][ T32] 9d60: 80000013 ffffffff [ 1351.770921][ T32] r5:80000013 r4:80239bb0 [ 1351.770968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.771135][ T32] r4:82ac21e4 [ 1351.771270][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.771369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.771424][ T32] r4:e8709dc0 [ 1351.771465][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.771822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.771880][ T32] r4:00000000 [ 1351.771923][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.772210][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.772274][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.772380][ T32] r5:00001000 r4:e0439000 [ 1351.772508][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.772608][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.772700][ T32] r5:85022b8c r4:85022800 [ 1351.772901][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.773008][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.773055][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.773249][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.773437][ T32] r4:84753f00 [ 1351.773546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.773650][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.773747][ T32] r4:00000001 [ 1351.773794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.773963][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.774025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.774088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.774145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.774207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.774255][ T32] r4:844bb800 [ 1351.774432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.774582][ T32] INFO: task kworker/1:376:5087 blocked for more than 478 seconds. [ 1351.800518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.800804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1351.801120][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.802264][ T32] r5:853fec00 r4:829187f0 ** 1 printk messages dropped ** [ 1351.802666][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.803349][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1351.803504][ T32] r4:00000000 [ 1351.803568][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.803683][ T32] r9:83018205 r8:853fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1351.803737][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.803843][ T32] r5:00001000 r4:eb86d000 [ 1351.804107][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.804249][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.804479][ T32] r5:853d278c r4:853d2400 [ 1351.804540][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.804702][ T32] r7:ddde2d40 r6:83018200 r5:853d278c r4:85516900 [ 1351.815673][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.816085][ T32] r10:61c88647 r9:853fec00 r8:8551692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.816182][ T32] r4:85516900 [ 1351.816256][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.816384][ T32] r10:00000000 r9:85516900 r8:8027ecf4 r7:eb619e60 r6:85516a00 r5:853fec00 [ 1351.816455][ T32] r4:00000001 [ 1351.816869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.817274][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1351.817378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.817464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.817542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.817624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.817919][ T32] r4:85526800 [ 1351.818950][ T32] INFO: task kworker/1:376:5087 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.819084][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.819336][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.819478][ T32] Call trace: [ 1351.819692][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.819845][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.819916][ T32] r4:00000000 [ 1351.819971][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.820084][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.820149][ T32] 9d20: cba0a000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.820233][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.820285][ T32] 9d60: 80000013 ffffffff [ 1351.820350][ T32] r5:80000013 r4:80239bb0 [ 1351.820397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.820477][ T32] r4:82ac21e4 [ 1351.820519][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.820601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.820680][ T32] r4:e8709dc0 [ 1351.820731][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.820831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.820886][ T32] r4:00000000 [ 1351.820955][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.821115][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.821215][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.821319][ T32] r5:00001000 r4:e0439000 [ 1351.821367][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.821454][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.821557][ T32] r5:85022b8c r4:85022800 [ 1351.821627][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.821752][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.821814][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.821945][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.822013][ T32] r4:84753f00 [ 1351.822074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.822193][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.822281][ T32] r4:00000001 [ 1351.822410][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.822553][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.822636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.822713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.822782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.822862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.822954][ T32] r4:844bb800 [ 1351.823061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.823155][ T32] INFO: task kworker/0:602:5088 blocked for more than 478 seconds. [ 1351.823262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.823337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.823418][ T32] task:kworker/0:602 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.823685][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.823849][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.824066][ T32] r10:829187f4 r9:eb759d84 r8:00000002 r7:60000013 r6:eb759d8c r5:85413c00 ** 2 printk messages dropped ** [ 1351.824315][ T32] r5:85413c00 r4:829187f0 ** 1 printk messages dropped ** [ 1351.824487][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.856628][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.857336][ T32] r5:00001000 r4:eae95000 ** 4 printk messages dropped ** [ 1351.857692][ T32] r7:dddced40 r6:83018000 r5:8555f78c r4:85540400 ** 7 printk messages dropped ** [ 1351.858250][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) ** 6 printk messages dropped ** [ 1351.859703][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.861194][ T32] r4:e8709dc0 ** 4 printk messages dropped ** [ 1351.861576][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 9 printk messages dropped ** [ 1351.862276][ T32] r4:84753f00 ** 5 printk messages dropped ** [ 1351.862690][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.863250][ T32] task:kworker/0:603 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.863842][ T32] r5:85416000 r4:829187f0 [ 1351.863915][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.864036][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.864129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1351.864171][ T32] r4:00000000 [ 1351.864219][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.864292][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.864387][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.864512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553f240 [ 1351.864614][ T32] r4:00000000 [ 1351.864658][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.900967][ T32] r9:83018005 r8:85416000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1351.901109][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.901305][ T32] r5:00001000 r4:eafbf000 [ 1351.901365][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.901459][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.901574][ T32] r5:8555fb8c r4:8555f800 [ 1351.901628][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.901827][ T32] r7:dddced40 r6:83018000 r5:8555fb8c r4:85540480 [ 1351.901905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.902031][ T32] r10:61c88647 r9:85416000 r8:855404ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.902157][ T32] r4:85540480 [ 1351.902252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.902375][ T32] r10:00000000 r9:85540480 r8:8027ecf4 r7:eb759e60 r6:85516b00 r5:85416000 [ 1351.902448][ T32] r4:00000001 [ 1351.902532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.902694][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1351.902779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.902848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.902910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.903006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.903066][ T32] r4:8553fd00 [ 1351.904014][ T32] INFO: task kworker/0:603:5090 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1351.904115][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.904309][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.904440][ T32] Call trace: [ 1351.904532][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1351.909031][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.909309][ T32] r4:00000000 [ 1351.909379][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.909504][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.909584][ T32] 9d20: cbf66000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.909673][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.909738][ T32] 9d60: 80000013 ffffffff [ 1351.909796][ T32] r5:80000013 r4:80239bb0 [ 1351.909847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1351.910124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 3 printk messages dropped ** [ 1351.910404][ T32] r4:00000000 [ 1351.910472][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.910586][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.910637][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.910741][ T32] r5:00001000 r4:e0439000 [ 1351.910791][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.910980][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.911100][ T32] r5:85022b8c r4:85022800 [ 1351.911174][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.911309][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.911372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.911478][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.911622][ T32] r4:84753f00 [ 1351.911685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.911793][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.911929][ T32] r4:00000001 [ 1351.911996][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.912092][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.912159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.912234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.912296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.912364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.912416][ T32] r4:844bb800 [ 1351.912500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.912640][ T32] INFO: task kworker/0:604:5092 blocked for more than 478 seconds. [ 1351.912746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.912879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.912948][ T32] task:kworker/0:604 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.913081][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.913268][ T32] Call trace: [ 1351.913384][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.913498][ T32] r10:829187f4 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:85598c00 [ 1351.913554][ T32] r4:85598c00 [ 1351.913621][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.913743][ T32] r5:85598c00 r4:829187f0 [ 1351.913798][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.913912][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.914027][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1351.914083][ T32] r4:00000000 [ 1351.914150][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.914270][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.914391][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.914529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce0c0 [ 1351.939866][ T32] r4:00000000 [ 1351.940035][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.940195][ T32] r9:83018005 r8:85598c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1351.940245][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.940357][ T32] r5:00001000 r4:eb16f000 [ 1351.940405][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.940488][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.940856][ T32] r10:61c88647 r9:85598c00 r8:8554052c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1351.941397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.942769][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.943295][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.943366][ T32] 9d20: cc27e000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.943431][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.943480][ T32] 9d60: 80000013 ffffffff [ 1351.943531][ T32] r5:80000013 r4:80239bb0 [ 1351.943575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.943670][ T32] r4:82ac21e4 [ 1351.943719][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.943813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.943861][ T32] r4:e8709dc0 [ 1351.943916][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.944047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.944104][ T32] r4:00000000 [ 1351.944147][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.944275][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.944343][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.944472][ T32] r5:00001000 r4:e0439000 [ 1351.944533][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.944620][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.949024][ T32] r5:85022b8c r4:85022800 [ 1351.949163][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.949324][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.949387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.949505][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.949570][ T32] r4:84753f00 [ 1351.949619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.949727][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1351.949803][ T32] r4:00000001 [ 1351.949887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.949975][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1351.950041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.950106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.950168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.950244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.950313][ T32] r4:844bb800 [ 1351.950371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.951218][ T32] r4:85598000 ** 1 printk messages dropped ** [ 1351.951413][ T32] r5:85598000 r4:829187f0 ** 3 printk messages dropped ** [ 1351.951823][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.952536][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1351.953758][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.976164][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1351.976232][ T32] r4:00000000 [ 1351.976285][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.976368][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1351.976434][ T32] 9d20: cc3b0000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1351.976495][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1351.976544][ T32] 9d60: 80000013 ffffffff [ 1351.976619][ T32] r5:80000013 r4:80239bb0 [ 1351.976680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.976793][ T32] r4:82ac21e4 [ 1351.976850][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.976954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1351.977017][ T32] r4:e8709dc0 [ 1351.977153][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.977251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1351.977304][ T32] r4:00000000 [ 1351.977343][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.977431][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.977472][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.977551][ T32] r5:00001000 r4:e0439000 [ 1351.977619][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.977704][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.977786][ T32] r5:85022b8c r4:85022800 [ 1351.977826][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.977918][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1351.977961][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.978087][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.978213][ T32] r4:84753f00 [ 1351.978263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.978377][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 ** 3 printk messages dropped ** [ 1351.978623][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.979234][ T32] task:kworker/0:606 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.979363][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.979443][ T32] Call trace: [ 1351.979567][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1351.979733][ T32] r10:829187f4 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:85599800 [ 1351.979810][ T32] r4:85599800 [ 1351.979862][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1351.979952][ T32] r5:85599800 r4:829187f0 [ 1351.980042][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.980139][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.980282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1351.980337][ T32] r4:00000000 [ 1351.980377][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1351.980455][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1351.980533][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1351.980626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526980 [ 1351.980676][ T32] r4:00000000 [ 1351.980738][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1351.980842][ T32] r9:83018005 r8:85599800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1351.980916][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.981018][ T32] r5:00001000 r4:eb107000 [ 1351.981078][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1351.981205][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.981305][ T32] r5:8556038c r4:85560000 [ 1351.981345][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.981463][ T32] r7:dddced40 r6:83018000 r5:8556038c r4:85540600 [ 1351.981514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.981608][ T32] r10:61c88647 r9:85599800 r8:8554062c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1351.981787][ T32] r10:00000000 r9:85540600 r8:8027ecf4 r7:eb769e60 r6:85516c80 r5:85599800 ** 4 printk messages dropped ** [ 1351.982184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.983410][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.984304][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1352.015766][ T32] r4:e8709dc0 ** 1 printk messages dropped ** [ 1352.016002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 9 printk messages dropped ** [ 1352.016960][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 5 printk messages dropped ** [ 1352.017424][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.017705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.018100][ T32] INFO: task kworker/0:607:5098 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1352.018448][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.019040][ T32] r5:8559a400 r4:829187f0 [ 1352.019089][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.019342][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.019854][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.020450][ T32] r5:85560b8c r4:85560800 [ 1352.020494][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.020583][ T32] r7:dddced40 r6:83018000 r5:85560b8c r4:85540680 [ 1352.020625][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.020717][ T32] r10:61c88647 r9:8559a400 r8:855406ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.020764][ T32] r4:85540680 [ 1352.020824][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.020934][ T32] r10:00000000 r9:85540680 r8:8027ecf4 r7:eb769e60 r6:85516d00 r5:8559a400 [ 1352.020983][ T32] r4:00000001 [ 1352.021024][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.021143][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1352.021206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.021276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.021337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.021401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.021446][ T32] r4:855ce100 [ 1352.022285][ T32] INFO: task kworker/0:607:5098 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1352.022383][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.022504][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.022602][ T32] Call trace: [ 1352.022668][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1352.022771][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1352.022821][ T32] r4:00000000 [ 1352.022906][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.022992][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1352.023055][ T32] 9d20: cc779000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1352.023116][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.023167][ T32] 9d60: 80000013 ffffffff [ 1352.023230][ T32] r5:80000013 r4:80239bb0 [ 1352.023300][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.023416][ T32] r4:82ac21e4 [ 1352.023488][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.023596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.023653][ T32] r4:e8709dc0 [ 1352.023703][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.023821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.023876][ T32] r4:00000000 [ 1352.023923][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.024017][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.024067][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.024155][ T32] r5:00001000 r4:e0439000 [ 1352.024196][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.024278][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.024387][ T32] r5:85022b8c r4:85022800 [ 1352.024453][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.024552][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1352.024600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1352.052660][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1352.053890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.054619][ T32] r5:8559d400 r4:829187f0 [ 1352.054762][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.060253][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.060424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1352.060498][ T32] r4:00000000 [ 1352.060554][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1352.060667][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1352.060768][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.060930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce440 [ 1352.061008][ T32] r4:00000000 [ 1352.061072][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.061237][ T32] r9:83018005 r8:8559d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1352.061321][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.061432][ T32] r5:00001000 r4:eb1d1000 [ 1352.061497][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.061596][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.061709][ T32] r5:85560f8c r4:85560c00 [ 1352.061771][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.061922][ T32] r7:dddced40 r6:83018000 r5:85560f8c r4:85540700 [ 1352.061988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.062121][ T32] r10:61c88647 r9:8559d400 r8:8554072c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1352.062495][ T32] r10:00000000 r9:85540700 r8:8027ecf4 r7:eb781e60 r6:85516d80 r5:8559d400 ** 9 printk messages dropped ** [ 1352.064192][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1352.088567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 ** 11 printk messages dropped ** [ 1352.089680][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.090410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.090470][ T32] r4:844bb800 [ 1352.090535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.090607][ T32] INFO: task kworker/0:609:5103 blocked for more than 478 seconds. [ 1352.090690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.090789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.090851][ T32] task:kworker/0:609 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.091009][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.091124][ T32] Call trace: [ 1352.091203][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1352.091324][ T32] r10:829187f4 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:8559e000 [ 1352.091414][ T32] r4:8559e000 [ 1352.091467][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1352.091569][ T32] r5:8559e000 r4:829187f0 [ 1352.091626][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.091731][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.091868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1352.091937][ T32] r4:00000000 [ 1352.091991][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1352.092112][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1352.092214][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1352.092740][ T32] r5:00001000 r4:eb1eb000 ** 6 printk messages dropped ** [ 1352.093443][ T32] r10:61c88647 r9:8559e000 r8:855407ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1352.094083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.113731][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.114039][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1352.114567][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.126564][ T32] r5:00001000 r4:e0439000 ** 8 printk messages dropped ** [ 1352.127419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1352.128413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.129213][ T32] r4:8559c800 [ 1352.129289][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1352.129401][ T32] r5:8559c800 r4:829187f0 [ 1352.129453][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.129556][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.129675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 [ 1352.129736][ T32] r4:00000000 [ 1352.129787][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1352.129883][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1352.129979][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.130086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce6c0 [ 1352.130142][ T32] r4:00000000 [ 1352.130192][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.130309][ T32] r9:83018005 r8:8559c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1352.130360][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.130460][ T32] r5:00001000 r4:eb2d1000 [ 1352.130514][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.130608][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.130708][ T32] r5:8556178c r4:85561400 [ 1352.130800][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.130936][ T32] r7:dddced40 r6:83018000 r5:8556178c r4:85540800 [ 1352.131041][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.131194][ T32] r10:61c88647 r9:8559c800 r8:8554082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.131237][ T32] r4:85540800 [ 1352.131260][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.131316][ T32] r10:00000000 r9:85540800 r8:8027ecf4 r7:eb791e60 r6:85516e80 r5:8559c800 [ 1352.131341][ T32] r4:00000001 [ 1352.131361][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.131406][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1352.131485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.131552][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.131666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.131884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.131913][ T32] r4:855ce3c0 [ 1352.132404][ T32] INFO: task kworker/0:610:5106 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1352.132451][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.132554][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.132603][ T32] Call trace: [ 1352.132633][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1352.132685][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1352.132732][ T32] r4:00000000 [ 1352.132757][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.132800][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1352.132838][ T32] 9d20: cd4ff000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1352.132871][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.132896][ T32] 9d60: 80000013 ffffffff [ 1352.132954][ T32] r5:80000013 r4:80239bb0 [ 1352.132984][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.133033][ T32] r4:82ac21e4 [ 1352.133081][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.133211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.133242][ T32] r4:e8709dc0 [ 1352.133306][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.133566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.133595][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.133857][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1352.134302][ T32] r4:84753f00 ** 6 printk messages dropped ** [ 1352.134629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.153571][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.154261][ T32] r5:8559bc00 r4:829187f0 [ 1352.154342][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.169412][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.170248][ T32] r5:85561f8c r4:85561c00 ** 3 printk messages dropped ** [ 1352.170728][ T32] r10:61c88647 r9:8559bc00 r8:855408ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.170792][ T32] r4:85540880 [ 1352.170921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.171046][ T32] r10:00000000 r9:85540880 r8:8027ecf4 r7:eb799e60 r6:85516f00 r5:8559bc00 [ 1352.171106][ T32] r4:00000001 [ 1352.171157][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.171241][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1352.171316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.171387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.171454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.171527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.171609][ T32] r4:855ce5c0 [ 1352.172579][ T32] INFO: task kworker/0:611:5107 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1352.172760][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.173206][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.173359][ T32] Call trace: [ 1352.173512][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1352.173628][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1352.173685][ T32] r4:00000000 [ 1352.173733][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.173823][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1352.173896][ T32] 9d20: cd8fe000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1352.173966][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.174082][ T32] 9d60: 80000013 ffffffff [ 1352.174290][ T32] r5:80000013 r4:80239bb0 [ 1352.174723][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.189361][ T32] r4:82ac21e4 [ 1352.189487][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.189641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.189721][ T32] r4:e8709dc0 [ 1352.189777][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.189940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.190149][ T32] r4:00000000 [ 1352.190257][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.190461][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.190521][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.190785][ T32] r5:00001000 r4:e0439000 [ 1352.191013][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.191131][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.191235][ T32] r5:85022b8c r4:85022800 [ 1352.191294][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1352.191843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.192476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1352.193891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.194813][ T32] r5:8559ec00 r4:829187f0 [ 1352.215530][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.215717][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.215830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1352.215888][ T32] r4:00000000 [ 1352.216015][ T32] [<81a6b3c4>] (__mutex_lock_slowpath) from [<81a6b418>] (mutex_lock+0x3c/0x40) [ 1352.216316][ T32] [<81a6b3dc>] (mutex_lock) from [<804e4e94>] (_vm_unmap_aliases+0x68/0x240) [ 1352.216420][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.216594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce880 [ 1352.216702][ T32] r4:00000000 [ 1352.216794][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.216971][ T32] r9:83018005 r8:8559ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1352.217065][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.217229][ T32] r5:00001000 r4:eb2e5000 [ 1352.217297][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.217393][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.217498][ T32] r5:85561b8c r4:85561800 [ 1352.217550][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.217718][ T32] r7:dddced40 r6:83018000 r5:85561b8c r4:85540900 [ 1352.217830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.217985][ T32] r10:61c88647 r9:8559ec00 r8:8554092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.218093][ T32] r4:85540900 [ 1352.218159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.218280][ T32] r10:00000000 r9:85540900 r8:8027ecf4 r7:eb79de60 r6:85516f80 r5:8559ec00 [ 1352.218342][ T32] r4:00000001 [ 1352.218391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1352.221645][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.221738][ T32] 9d60: 80000013 ffffffff [ 1352.221838][ T32] r5:80000013 r4:80239bb0 [ 1352.221897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.221989][ T32] r4:82ac21e4 [ 1352.222047][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.222182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.222245][ T32] r4:e8709dc0 [ 1352.222306][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.222409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.222494][ T32] r4:00000000 [ 1352.222548][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.222655][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.222741][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.222845][ T32] r5:00001000 r4:e0439000 [ 1352.222897][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.223250][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 ** 1 printk messages dropped ** [ 1352.223626][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.223690][ T32] r4:84753f00 [ 1352.223738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.223841][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1352.223896][ T32] r4:00000001 [ 1352.223945][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.224034][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1352.224100][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.262279][ T32] task:kworker/0:613 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.262501][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.262655][ T32] Call trace: [ 1352.262759][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1352.263453][ T32] r5:8559b000 r4:829187f0 [ 1352.263513][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.263856][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.264359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ceb80 ** 8 printk messages dropped ** [ 1352.276674][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1352.277946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.279625][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1352.280821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 ** 7 printk messages dropped ** [ 1352.281588][ T32] r5:00001000 r4:e0439000 ** 5 printk messages dropped ** [ 1352.282024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.283072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.283892][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.305676][ T32] r5:85414800 r4:829187f0 ** 1 printk messages dropped ** [ 1352.306005][ T32] [<81a6ac0c>] (__mutex_lock.constprop.0) from [<81a6b3d8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.306524][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.306636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cecc0 [ 1352.306764][ T32] r4:00000000 [ 1352.306827][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.306979][ T32] r9:83018005 r8:85414800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1352.307048][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.307217][ T32] r5:00001000 r4:eb34b000 [ 1352.307290][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.307388][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.307531][ T32] r5:8556278c r4:85562400 [ 1352.307629][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.307748][ T32] r7:dddced40 r6:83018000 r5:8556278c r4:85540a00 [ 1352.307807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.307947][ T32] r10:61c88647 r9:85414800 r8:85540a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.308075][ T32] r4:85540a00 [ 1352.308199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.308333][ T32] r10:00000000 r9:85540a00 r8:8027ecf4 r7:eb7a5e60 r6:855d9080 r5:85414800 [ 1352.308466][ T32] r4:00000001 [ 1352.308559][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.308730][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1352.308962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.309051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.309146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.309225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.309294][ T32] r4:855cea00 [ 1352.310133][ T32] INFO: task kworker/0:614:5113 is blocked on a mutex likely owned by task kworker/0:153:3780. [ 1352.310369][ T32] task:kworker/0:153 state:R running task stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.310576][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.310632][ T32] Call trace: [ 1352.310663][ T32] [<81a674b8>] (__schedule) from [<81a68874>] (preempt_schedule_irq+0x40/0xa8) [ 1352.310746][ T32] r10:8280c9b4 r9:848ba400 r8:80200be4 r7:e8709d54 r6:ffffffff r5:848ba400 [ 1352.310805][ T32] r4:00000000 [ 1352.310871][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.310943][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1352.311010][ T32] 9d20: ce4e8000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1352.311048][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.311086][ T32] 9d60: 80000013 ffffffff [ 1352.311115][ T32] r5:80000013 r4:80239bb0 [ 1352.311140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.311242][ T32] r4:82ac21e4 [ 1352.311302][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.311367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.311395][ T32] r4:e8709dc0 [ 1352.311428][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.311478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.311502][ T32] r4:00000000 [ 1352.311522][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.311581][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.311606][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.311676][ T32] r5:00001000 r4:e0439000 [ 1352.311701][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.311745][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.312070][ T32] r4:84753f00 ** 3 printk messages dropped ** [ 1352.312227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.312660][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.313254][ T32] r5:85590000 r4:829187f0 [ 1352.313309][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.313701][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.314185][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.347020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.349110][ T32] r4:00000000 [ 1352.349173][ T32] [<81a68834>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.349251][ T32] Exception stack(0xe8709d20 to 0xe8709d68) [ 1352.349351][ T32] 9d20: ce974000 e041a000 00000001 80239b98 7f16f000 00000001 82ac21c4 82ac15a0 [ 1352.349409][ T32] 9d40: 7f16f000 e041a000 8280c9b4 e8709d9c e8709da0 e8709d70 80230ad4 80239bb0 [ 1352.349464][ T32] 9d60: 80000013 ffffffff [ 1352.349510][ T32] r5:80000013 r4:80239bb0 [ 1352.349580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4c58>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.349655][ T32] r4:82ac21e4 [ 1352.349728][ T32] [<804e49d4>] (__purge_vmap_area_lazy) from [<804e5010>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.349813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e8709dc0 r5:e8709e08 [ 1352.349855][ T32] r4:e8709dc0 [ 1352.350171][ T32] [<804e4e2c>] (_vm_unmap_aliases) from [<804e8d84>] (vfree+0x16c/0x210) [ 1352.350260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844bb8c0 [ 1352.350446][ T32] r4:00000000 [ 1352.350626][ T32] [<804e8c18>] (vfree) from [<80549edc>] (execmem_free+0x30/0x50) [ 1352.350718][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.350759][ T32] [<80549eac>] (execmem_free) from [<803c6c9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.350922][ T32] r5:00001000 r4:e0439000 [ 1352.351207][ T32] [<803c6c8c>] (bpf_jit_free_exec) from [<803c707c>] (bpf_jit_free+0x68/0xe4) [ 1352.351302][ T32] [<803c7014>] (bpf_jit_free) from [<803c810c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.351404][ T32] r5:85022b8c r4:85022800 [ 1352.351706][ T32] [<803c7fc0>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.351793][ T32] r7:dddced40 r6:83018000 r5:85022b8c r4:84753f00 [ 1352.352012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.352101][ T32] r10:61c88647 r9:848ba400 r8:84753f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.352398][ T32] r4:84753f00 [ 1352.352494][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.352634][ T32] r10:00000000 r9:84753f00 r8:8027ecf4 r7:e46fde60 r6:84753f80 r5:848ba400 [ 1352.352936][ T32] r4:00000001 [ 1352.352979][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.353138][ T32] Exception stack(0xe8709fb0 to 0xe8709ff8) [ 1352.353345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.353403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.353622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.354002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.354100][ T32] r4:844bb800 [ 1352.354148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.354217][ T32] INFO: task kworker/0:616:5117 blocked for more than 478 seconds. [ 1352.354473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.354641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.368315][ T32] task:kworker/0:616 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.368534][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.368675][ T32] Call trace: [ 1352.368742][ T32] [<81a674b8>] (__schedule) from [<81a68440>] (schedule+0x2c/0x130) [ 1352.368861][ T32] r10:829187f4 r9:eb7b1d84 r8:00000002 r7:60000013 r6:eb7b1d8c r5:85590c00 [ 1352.368914][ T32] r4:85590c00 [ 1352.368960][ T32] [<81a68414>] (schedule) from [<81a68828>] (schedule_preempt_disabled+0x18/0x24) [ 1352.369082][ T32] r5:85590c00 r4:829187f0 [ 1352.369219][ T32] [<81a68810>] (schedule_preempt_disabled) from [<81a6af0c>] (__mutex_lock.constprop.0+0x300/0x6f8) VM DIAGNOSIS: 20:37:30 Registers: info registers vcpu 0 CPU#0 R00=91e35000 R01=e0410000 R02=00000001 R03=80239b98 R04=7f16d000 R05=00000001 R06=82ac21c4 R07=82ac15a0 R08=7f16d000 R09=e0410000 R10=8280c9b4 R11=e46fdd9c R12=e46fdda0 R13=e46fdd70 R14=80230ad4 R15=80239bb0 PSR=80000013 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=84289800 R01=00000001 R02=0004b5ef R03=00000003 R04=00000006 R05=828f8e48 R06=00000000 R07=828f8e40 R08=84289800 R09=00000028 R10=828f8e48 R11=ebae1d6c R12=ebae1d70 R13=ebae1d60 R14=803406cc R15=81a651b0 PSR=a00f0093 N-C- 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