Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 63.283543][ T4175] loop2: detected capacity change from 0 to 32768 [ 63.290505][ T4178] loop4: detected capacity change from 0 to 32768 [ 63.318174][ T4173] loop1: detected capacity change from 0 to 32768 [ 63.333685][ T4174] loop0: detected capacity change from 0 to 32768 [ 63.345523][ T4176] loop3: detected capacity change from 0 to 32768 [ 63.351916][ T4178] find_entry called with index = 0 [ 63.354059][ T4175] find_entry called with index = 0 [ 63.363744][ T4175] read_mapping_page failed! [ 63.368462][ T4175] ERROR: (device loop2): txCommit: [ 63.368462][ T4175] [ 63.377283][ T4178] read_mapping_page failed! [ 63.382239][ T4178] ERROR: (device loop4): txCommit: [ 63.382239][ T4178] [ 63.415855][ T4174] find_entry called with index = 0 [ 63.422133][ T4176] find_entry called with index = 0 [ 63.427457][ T4176] read_mapping_page failed! [ 63.432469][ T4174] read_mapping_page failed! [ 63.437000][ T4174] ERROR: (device loop0): txCommit: [ 63.437000][ T4174] [ 63.455876][ T4173] find_entry called with index = 0 [ 63.465398][ T4176] ERROR: (device loop3): txCommit: [ 63.465398][ T4176] [ 63.476601][ T4173] read_mapping_page failed! [ 63.490977][ T4173] ERROR: (device loop1): txCommit: [ 63.490977][ T4173] [ 81.592365][ T1107] cfg80211: failed to load regulatory.db [ 117.409965][ T4170] jfs_flush_journal: synclist not empty [ 117.415687][ T4170] metapage: ffff88807cceb2e8: 00001000 00000000 00003a48 00000000 [ 117.424110][ T4170] metapage: ffff88807cceb2f8: 7e354a28 ffff8880 7e354a28 ffff8880 [ 117.431974][ T4170] metapage: ffff88807cceb308: 00000004 00000000 00000000 00000000 [ 117.439775][ T4170] metapage: ffff88807cceb318: 71d41000 ffff8880 00000024 00000000 [ 117.447622][ T4170] metapage: ffff88807cceb328: 00000000 dead4ead ffffffff 00000000 [ 117.455468][ T4170] metapage: ffff88807cceb338: ffffffff ffffffff 961e1020 ffffffff [ 117.459942][ T4172] jfs_flush_journal: synclist not empty [ 117.463422][ T4170] metapage: ffff88807cceb348: 8f972600 ffffffff 00000000 00000000 [ 117.469195][ T4172] metapage: ffff888071d3f8b8: 00001000 00000000 00003a48 00000000 [ 117.476811][ T4170] metapage: ffff88807cceb358: 8a422420 ffffffff 00000200 00000000 [ 117.485226][ T4172] metapage: ffff888071d3f8c8: 7e354228 ffff8880 7e354228 ffff8880 [ 117.492427][ T4170] metapage: ffff88807cceb368: 7cceb368 ffff8880 7cceb368 ffff8880 [ 117.500575][ T4172] metapage: ffff888071d3f8d8: 00000004 00000000 00000000 00000000 [ 117.508038][ T4170] metapage: ffff88807cceb378: 01c75040 ffffea00 7bb84000 ffff8880 [ 117.516222][ T4172] metapage: ffff888071d3f8e8: 17db1000 ffff8880 00000024 00000000 [ 117.523716][ T4170] metapage: ffff88807cceb388: 00001000 00003b14 00000001 00000000 [ 117.531947][ T4172] metapage: ffff888071d3f8f8: 00000000 dead4ead ffffffff 00000000 [ 117.539426][ T4170] metapage: ffff88807cceb398: 7e354800 ffff8880 [ 117.547635][ T4172] metapage: ffff888071d3f908: ffffffff ffffffff 961e1020 ffffffff [ 117.553559][ T4170] page: ffffea0001c75040: 00fff00000002036 ffffea0001dbb708 [ 117.561694][ T4172] metapage: ffff888071d3f918: 8f972600 ffffffff 00000000 00000000 [ 117.568668][ T4170] page: ffffea0001c75050: ffffea0001d50b48 ffff88806e840658 [ 117.576760][ T4168] jfs_flush_journal: synclist not empty [ 117.584061][ T4170] page: ffffea0001c75060: 0000000000000024 ffff88807cceb2e8 [ 117.589433][ T4172] metapage: ffff888071d3f928: 8a422420 ffffffff 00000200 00000000 [ 117.596833][ T4171] jfs_flush_journal: synclist not empty [ 117.605170][ T4169] jfs_flush_journal: synclist not empty [ 117.610667][ T4170] page: ffffea0001c75070: 00000002ffffffff ffff888016a7c000 [ 117.615963][ T4168] metapage: ffff888071da80f8: 00001000 00000000 00003a48 00000000 [ 117.623284][ T4171] metapage: ffff888071da8000: 00001000 00000000 00003a48 00000000 [ 117.631438][ T4169] metapage: ffff888078ac2000: 00001000 00000000 00003a48 00000000 [ 117.640787][ T4171] metapage: ffff888071da8010: 7947ea28 ffff8880 7947ea28 ffff8880 [ 117.647052][ T4172] metapage: ffff888071d3f938: 71d3f938 ffff8880 71d3f938 ffff8880 [ 117.655486][ T4171] metapage: ffff888071da8020: 00000004 00000000 00000000 00000000 [ 117.662957][ T4168] metapage: ffff888071da8108: 7947e228 ffff8880 7947e228 ffff8880 [ 117.671147][ T4171] metapage: ffff888071da8030: 7cc56000 ffff8880 00000024 00000000 [ 117.678350][ T4169] metapage: ffff888078ac2010: 7947f228 ffff8880 7947f228 ffff8880 [ 117.686759][ T4171] metapage: ffff888071da8040: 00000000 dead4ead ffffffff 00000000 [ 117.694051][ T4168] metapage: ffff888071da8118: 00000004 00000000 00000000 00000000 [ 117.702523][ T4171] metapage: ffff888071da8050: ffffffff ffffffff 961e1020 ffffffff [ 117.709790][ T4172] metapage: ffff888071d3f948: 005f6c40 ffffea00 7d500000 ffff8880 [ 117.718076][ T4169] metapage: ffff888078ac2020: 00000004 00000000 00000000 00000000 [ 117.725578][ T4168] metapage: ffff888071da8128: 71da9000 ffff8880 00000024 00000000 [ 117.734494][ T4171] metapage: ffff888071da8060: 8f972600 ffffffff 00000000 00000000 [ 117.741136][ T4172] metapage: ffff888071d3f958: 00001000 00003b14 00000001 00000000 [ 117.741155][ T4172] metapage: ffff888071d3f968: 7e354000 ffff8880 [ 117.741174][ T4172] page: ffffea00005f6c40: 00fff00000002036 ffffea0001fbee88 [ 117.741192][ T4172] page: ffffea00005f6c50: ffffea00007be908 ffff88806e840f98 [ 117.741209][ T4172] page: ffffea00005f6c60: 0000000000000024 ffff888071d3f8b8 [ 117.749307][ T4169] metapage: ffff888078ac2030: 7d374000 ffff8880 00000024 00000000 [ 117.756880][ T4168] metapage: ffff888071da8138: 00000000 dead4ead ffffffff 00000000 [ 117.764112][ T4171] metapage: ffff888071da8070: 8a422420 ffffffff 00000200 00000000 [ 117.770479][ T4172] page: ffffea00005f6c70: 00000002ffffffff ffff888016a7c000 [ 117.772847][ T4168] metapage: ffff888071da8148: ffffffff ffffffff 961e1020 ffffffff [ 117.778071][ T4171] metapage: ffff888071da8080: 71da8080 ffff8880 71da8080 ffff8880 [ 117.785168][ T4168] metapage: ffff888071da8158: 8f972600 ffffffff 00000000 00000000 [ 117.793700][ T4171] metapage: ffff888071da8090: 01f31580 ffffea00 7e0a6000 ffff8880 [ 117.800865][ T4169] metapage: ffff888078ac2040: 00000000 dead4ead ffffffff 00000000 [ 117.808862][ T4171] metapage: ffff888071da80a0: 00001000 00003b14 00000001 00000000 [ 117.816010][ T4168] metapage: ffff888071da8168: 8a422420 ffffffff 00000200 00000000 [ 117.824432][ T4171] metapage: ffff888071da80b0: 7947e800 ffff8880 [ 117.831942][ T4169] metapage: ffff888078ac2050: ffffffff ffffffff 961e1020 ffffffff [ 117.839866][ T4171] page: ffffea0001f31580: 00fff00000002036 ffffea0001d10fc8 [ 117.847589][ T4168] metapage: ffff888071da8178: 71da8178 ffff8880 71da8178 ffff8880 [ 117.855773][ T4171] page: ffffea0001f31590: ffffea0001c76a48 ffff8880733d0f98 [ 117.863163][ T4169] metapage: ffff888078ac2060: 8f972600 ffffffff 00000000 00000000 [ 117.871308][ T4171] page: ffffea0001f315a0: 0000000000000024 ffff888071da8000 [ 117.877186][ T4168] metapage: ffff888071da8188: 01c76a40 ffffea00 7a432000 ffff8880 [ 117.885320][ T4171] page: ffffea0001f315b0: 00000002ffffffff ffff888016a7c000 [ 117.892371][ T4169] metapage: ffff888078ac2070: 8a422420 ffffffff 00000200 00000000 [ 117.900813][ T4168] metapage: ffff888071da8198: 00001000 00003b14 00000001 00000000 [ 117.907703][ T4169] metapage: ffff888078ac2080: 78ac2080 ffff8880 78ac2080 ffff8880 [ 117.916146][ T4168] metapage: ffff888071da81a8: 7947e000 ffff8880 [ 117.922859][ T4169] metapage: ffff888078ac2090: 01f4dd00 ffffea00 19dcc000 ffff8880 [ 117.931232][ T4168] page: ffffea0001c76a40: 00fff00000002036 ffffea0001f31588 [ 117.938017][ T4169] metapage: ffff888078ac20a0: 00001000 00003b14 00000001 00000000 [ 117.946450][ T4168] page: ffffea0001c76a50: ffffea0001cb6588 ffff8880733d18d8 [ 117.953819][ T4169] metapage: ffff888078ac20b0: 7947f000 ffff8880 [ 117.962369][ T4168] page: ffffea0001c76a60: 0000000000000024 ffff888071da80f8 [ 117.968198][ T4169] page: ffffea0001f4dd00: 00fff00000002036 ffffea0001c76d48 [ 117.976194][ T4168] page: ffffea0001c76a70: 00000002ffffffff ffff888016a7c000 [ 117.983238][ T4169] page: ffffea0001f4dd10: ffffea000089b148 ffff8880733dab58 [ 118.033778][ T4169] page: ffffea0001f4dd20: 0000000000000024 ffff888078ac2000 [ 118.041124][ T4169] page: ffffea0001f4dd30: 00000002ffffffff ffff888016a7c000 [ 171.749967][ T4170] jfs_flush_journal: synclist not empty [ 171.755706][ T4170] metapage: ffff88807cceb2e8: 00001000 00000000 00003a48 00000000 [ 171.763617][ T4170] metapage: ffff88807cceb2f8: 7e354a28 ffff8880 7e354a28 ffff8880 [ 171.771572][ T4170] metapage: ffff88807cceb308: 00000004 00000000 00000000 00000000 [ 171.779495][ T4170] metapage: ffff88807cceb318: 71d41000 ffff8880 00000024 00000000 [ 171.787384][ T4170] metapage: ffff88807cceb328: 00000000 dead4ead ffffffff 00000000 [ 171.795245][ T4170] metapage: ffff88807cceb338: ffffffff ffffffff 961e1020 ffffffff [ 171.803100][ T4170] metapage: ffff88807cceb348: 8f972600 ffffffff 00000000 00000000 [ 171.810959][ T4170] metapage: ffff88807cceb358: 8a422420 ffffffff 00000200 00000000 [ 171.818760][ T4170] metapage: ffff88807cceb368: 7cceb368 ffff8880 7cceb368 ffff8880 [ 171.826611][ T4170] metapage: ffff88807cceb378: 01c75040 ffffea00 7bb84000 ffff8880 [ 171.834471][ T4170] metapage: ffff88807cceb388: 00001000 00003b14 00000001 00000000 [ 171.842315][ T4170] metapage: ffff88807cceb398: 7e354800 ffff8880 [ 171.848567][ T4170] page: ffffea0001c75040: 00fff00000002036 ffffea0001dbb708 [ 171.855907][ T4170] page: ffffea0001c75050: ffffea0001d50b48 ffff88806e840658 [ 171.863340][ T4170] page: ffffea0001c75060: 0000000000000024 ffff88807cceb2e8 [ 171.870690][ T4170] page: ffffea0001c75070: 00000002ffffffff ffff888016a7c000 executing program [ 172.147565][ T4211] loop2: detected capacity change from 0 to 32768 [ 172.220001][ T4211] find_entry called with index = 0 [ 172.225325][ T4211] read_mapping_page failed! [ 172.230297][ T4211] ERROR: (device loop2): txCommit: [ 172.230297][ T4211] [ 225.879989][ T4172] jfs_flush_journal: synclist not empty [ 225.885585][ T4172] metapage: ffff888071d3f8b8: 00001000 00000000 00003a48 00000000 [ 225.893458][ T4172] metapage: ffff888071d3f8c8: 7e354228 ffff8880 7e354228 ffff8880 [ 225.901300][ T4172] metapage: ffff888071d3f8d8: 00000004 00000000 00000000 00000000 [ 225.909095][ T4172] metapage: ffff888071d3f8e8: 17db1000 ffff8880 00000024 00000000 [ 225.916943][ T4172] metapage: ffff888071d3f8f8: 00000000 dead4ead ffffffff 00000000 [ 225.924809][ T4172] metapage: ffff888071d3f908: ffffffff ffffffff 961e1020 ffffffff [ 225.932658][ T4172] metapage: ffff888071d3f918: 8f972600 ffffffff 00000000 00000000 [ 225.940513][ T4172] metapage: ffff888071d3f928: 8a422420 ffffffff 00000200 00000000 [ 225.948322][ T4172] metapage: ffff888071d3f938: 71d3f938 ffff8880 71d3f938 ffff8880 [ 225.956281][ T4172] metapage: ffff888071d3f948: 005f6c40 ffffea00 7d500000 ffff8880 [ 225.964123][ T4172] metapage: ffff888071d3f958: 00001000 00003b14 00000001 00000000 [ 225.972030][ T4172] metapage: ffff888071d3f968: 7e354000 ffff8880 [ 225.978282][ T4172] page: ffffea00005f6c40: 00fff00000002036 ffffea0001e41048 [ 225.985607][ T4172] page: ffffea00005f6c50: ffffea0000afce88 ffff88806e840f98 [ 225.992930][ T4172] page: ffffea00005f6c60: 0000000000000024 ffff888071d3f8b8 [ 226.000278][ T4172] page: ffffea00005f6c70: 00000002ffffffff ffff888016a7c000 executing program [ 226.239852][ T4170] jfs_flush_journal: synclist not empty [ 226.245463][ T4170] metapage: ffff888017d8f3e0: 00001000 00000000 00003a48 00000000 [ 226.253734][ T4170] metapage: ffff888017d8f3f0: 1a1cea28 ffff8880 1a1cea28 ffff8880 [ 226.261855][ T4170] metapage: ffff888017d8f400: 00000004 00000000 00000000 00000000 [ 226.270018][ T4170] metapage: ffff888017d8f410: 78ada000 ffff8880 00000024 00000000 [ 226.277858][ T4170] metapage: ffff888017d8f420: 00000000 dead4ead ffffffff 00000000 [ 226.286116][ T4170] metapage: ffff888017d8f430: ffffffff ffffffff 961e1020 ffffffff [ 226.294226][ T4170] metapage: ffff888017d8f440: 8f972600 ffffffff 00000000 00000000 [ 226.297127][ T4213] loop4: detected capacity change from 0 to 32768 [ 226.302474][ T4170] metapage: ffff888017d8f450: 8a422420 ffffffff 00000200 00000000 [ 226.316682][ T4170] metapage: ffff888017d8f460: 17d8f460 ffff8880 17d8f460 ffff8880 [ 226.324801][ T4170] metapage: ffff888017d8f470: 01e2b680 ffffea00 1eaa2000 ffff8880 [ 226.331145][ T4213] find_entry called with index = 0 [ 226.333184][ T4170] metapage: ffff888017d8f480: 00001000 00003b14 00000001 00000000 [ 226.337957][ T4213] read_mapping_page failed! [ 226.346015][ T4170] metapage: ffff888017d8f490: 1a1ce800 ffff8880 [ 226.356800][ T4170] page: ffffea0001e2b680: 00fff00000002036 ffffea0001f70d08 [ 226.364426][ T4170] page: ffffea0001e2b690: ffffea000083ee48 ffff88806e8498d8 [ 226.372186][ T4170] page: ffffea0001e2b6a0: 0000000000000024 ffff888017d8f3e0 [ 226.380085][ T4213] ERROR: (device loop4): txCommit: [ 226.380085][ T4213] [ 226.383395][ T4170] page: ffffea0001e2b6b0: 00000002ffffffff ffff888016a7c000 [ 267.190006][ T27] INFO: task syz-executor352:4168 blocked for more than 143 seconds. [ 267.198204][ T27] Not tainted 5.15.184-syzkaller #0 [ 267.203988][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 267.212835][ T27] task:syz-executor352 state:D stack:26048 pid: 4168 ppid: 4166 flags:0x00004002 [ 267.222187][ T27] Call Trace: [ 267.225477][ T27] [ 267.228414][ T27] __schedule+0x11b8/0x43b0 [ 267.232996][ T27] ? rcu_lock_acquire+0x30/0x30 [ 267.237889][ T27] ? __mutex_lock_common+0xc6c/0x2390 [ 267.243309][ T27] ? release_firmware_map_entry+0x190/0x190 [ 267.249217][ T27] ? __lock_acquire+0x7c60/0x7c60 [ 267.254299][ T27] ? __mutex_trylock_common+0x80/0x250 [ 267.259816][ T27] ? rcu_lock_release+0x20/0x20 [ 267.264688][ T27] schedule+0x11b/0x1e0 [ 267.268853][ T27] schedule_preempt_disabled+0xf/0x20 [ 267.274284][ T27] __mutex_lock_common+0xc71/0x2390 [ 267.279509][ T27] ? lmLogClose+0xb0/0x520 [ 267.283977][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 267.289208][ T27] ? filemap_write_and_wait_range+0x1e1/0x380 [ 267.295348][ T27] ? xas_next_entry+0x3d0/0x3d0 [ 267.300259][ T27] mutex_lock_nested+0x17/0x20 [ 267.305042][ T27] lmLogClose+0xb0/0x520 [ 267.309296][ T27] ? updateSuper+0xba/0x5a0 [ 267.313874][ T27] jfs_umount+0x28f/0x360 [ 267.318234][ T27] jfs_put_super+0x88/0x190 [ 267.322935][ T27] ? jfs_free_inode+0x20/0x20 [ 267.327633][ T27] generic_shutdown_super+0x130/0x300 [ 267.333054][ T27] kill_block_super+0x7c/0xe0 [ 267.337770][ T27] deactivate_locked_super+0x93/0xf0 [ 267.343119][ T27] cleanup_mnt+0x418/0x4d0 [ 267.347663][ T27] ? lockdep_hardirqs_on+0x94/0x140 [ 267.352931][ T27] task_work_run+0x125/0x1a0 [ 267.357541][ T27] exit_to_user_mode_loop+0x10f/0x130 [ 267.362979][ T27] exit_to_user_mode_prepare+0xb1/0x140 [ 267.368544][ T27] syscall_exit_to_user_mode+0x16/0x40 [ 267.374060][ T27] do_syscall_64+0x58/0xa0 [ 267.378504][ T27] ? clear_bhb_loop+0x30/0x80 [ 267.383236][ T27] ? clear_bhb_loop+0x30/0x80 [ 267.387925][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 267.393874][ T27] RIP: 0033:0x7f6931b6a837 [ 267.398305][ T27] RSP: 002b:00007ffc5939de58 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 267.406760][ T27] RAX: 0000000000000000 RBX: 000000000000f4af RCX: 00007f6931b6a837 [ 267.414769][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc5939df10 [ 267.422791][ T27] RBP: 00007ffc5939df10 R08: 0000000000000000 R09: 0000000000000000 [ 267.430812][ T27] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc5939ef80 [ 267.438867][ T27] R13: 000055556585e6c0 R14: 431bde82d7b634db R15: 00007ffc5939efa0 [ 267.446887][ T27] [ 267.450036][ T27] INFO: task syz-executor352:4169 blocked for more than 143 seconds. [ 267.458168][ T27] Not tainted 5.15.184-syzkaller #0 [ 267.463919][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 267.472619][ T27] task:syz-executor352 state:D stack:25056 pid: 4169 ppid: 4166 flags:0x00004002 [ 267.482062][ T27] Call Trace: [ 267.485400][ T27] [ 267.488332][ T27] __schedule+0x11b8/0x43b0 [ 267.492925][ T27] ? rcu_lock_acquire+0x30/0x30 [ 267.497792][ T27] ? __mutex_lock_common+0xc6c/0x2390 [ 267.503207][ T27] ? release_firmware_map_entry+0x190/0x190 [ 267.509118][ T27] ? __lock_acquire+0x7c60/0x7c60 [ 267.514190][ T27] ? __mutex_trylock_common+0x80/0x250 [ 267.519851][ T27] ? rcu_lock_release+0x20/0x20 [ 267.524718][ T27] schedule+0x11b/0x1e0 [ 267.528874][ T27] schedule_preempt_disabled+0xf/0x20 [ 267.534600][ T27] __mutex_lock_common+0xc71/0x2390 [ 267.540074][ T27] ? lmLogClose+0xb0/0x520 [ 267.544516][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 267.549710][ T27] ? filemap_write_and_wait_range+0x1e1/0x380 [ 267.555864][ T27] ? xas_next_entry+0x3d0/0x3d0 [ 267.560841][ T27] mutex_lock_nested+0x17/0x20 [ 267.565634][ T27] lmLogClose+0xb0/0x520 [ 267.569946][ T27] ? updateSuper+0xba/0x5a0 [ 267.574469][ T27] jfs_umount+0x28f/0x360 [ 267.578806][ T27] jfs_put_super+0x88/0x190 [ 267.583358][ T27] ? jfs_free_inode+0x20/0x20 [ 267.588054][ T27] generic_shutdown_super+0x130/0x300 [ 267.593545][ T27] kill_block_super+0x7c/0xe0 [ 267.598246][ T27] deactivate_locked_super+0x93/0xf0 [ 267.603583][ T27] cleanup_mnt+0x418/0x4d0 [ 267.608021][ T27] ? lockdep_hardirqs_on+0x94/0x140 [ 267.613276][ T27] task_work_run+0x125/0x1a0 [ 267.617887][ T27] exit_to_user_mode_loop+0x10f/0x130 [ 267.623311][ T27] exit_to_user_mode_prepare+0xb1/0x140 [ 267.628884][ T27] syscall_exit_to_user_mode+0x16/0x40 [ 267.634425][ T27] do_syscall_64+0x58/0xa0 [ 267.638869][ T27] ? clear_bhb_loop+0x30/0x80 [ 267.643595][ T27] ? clear_bhb_loop+0x30/0x80 [ 267.648298][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 267.654243][ T27] RIP: 0033:0x7f6931b6a837 [ 267.658674][ T27] RSP: 002b:00007ffc5939de58 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 267.667137][ T27] RAX: 0000000000000000 RBX: 000000000000f4a6 RCX: 00007f6931b6a837 [ 267.675160][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc5939df10 [ 267.683176][ T27] RBP: 00007ffc5939df10 R08: 0000000000000000 R09: 0000000000000000 [ 267.691213][ T27] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc5939ef80 [ 267.699183][ T27] R13: 000055556585e6c0 R14: 431bde82d7b634db R15: 00007ffc5939efa0 [ 267.707213][ T27] [ 267.710283][ T27] [ 267.710283][ T27] Showing all locks held in the system: [ 267.717989][ T27] 1 lock held by khungtaskd/27: [ 267.722874][ T27] #0: ffffffff8c11c060 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 267.732334][ T27] 2 locks held by getty/3936: [ 267.737020][ T27] #0: ffff88814cb17098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 267.746923][ T27] #1: ffffc900025c62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5ba/0x1a30 [ 267.757088][ T27] 2 locks held by syz-executor352/4168: [ 267.762663][ T27] #0: ffff88807a4320e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 267.773000][ T27] #1: ffffffff8c4c40a8 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb0/0x520 [ 267.782005][ T27] 2 locks held by syz-executor352/4169: [ 267.787557][ T27] #0: ffff888019dcc0e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 267.797804][ T27] #1: ffffffff8c4c40a8 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb0/0x520 [ 267.806913][ T27] 2 locks held by syz-executor352/4170: [ 267.812484][ T27] #0: ffff88801eaa20e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 267.822738][ T27] #1: ffffffff8c4c40a8 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb0/0x520 [ 267.831748][ T27] 2 locks held by syz-executor352/4171: [ 267.837300][ T27] #0: ffff88807e0a60e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 267.847653][ T27] #1: ffffffff8c4c40a8 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xb0/0x520 [ 267.856681][ T27] 1 lock held by syz-executor352/4172: [ 267.862248][ T27] #0: ffff88807634a0e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 267.872504][ T27] [ 267.874819][ T27] ============================================= [ 267.874819][ T27] [ 267.883268][ T27] NMI backtrace for cpu 1 [ 267.887607][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.184-syzkaller #0 [ 267.895575][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 267.905618][ T27] Call Trace: [ 267.908887][ T27] [ 267.911806][ T27] dump_stack_lvl+0x168/0x230 [ 267.916478][ T27] ? show_regs_print_info+0x20/0x20 [ 267.921665][ T27] ? load_image+0x3b0/0x3b0 [ 267.926159][ T27] ? nmi_cpu_backtrace+0x1b6/0x3d0 [ 267.931299][ T27] nmi_cpu_backtrace+0x397/0x3d0 [ 267.936243][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 267.942387][ T27] ? _printk+0xcc/0x110 [ 267.946548][ T27] ? load_image+0x3b0/0x3b0 [ 267.951039][ T27] ? load_image+0x3b0/0x3b0 [ 267.955530][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 267.961592][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280 [ 267.967670][ T27] watchdog+0xe0f/0xe50 [ 267.971824][ T27] kthread+0x436/0x520 [ 267.975879][ T27] ? hungtask_pm_notify+0x40/0x40 [ 267.980892][ T27] ? kthread_blkcg+0xd0/0xd0 [ 267.985475][ T27] ret_from_fork+0x1f/0x30 [ 267.989891][ T27] [ 267.993010][ T27] Sending NMI from CPU 1 to CPUs 0: [ 267.998270][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10 [ 268.000137][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 268.014133][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.184-syzkaller #0 [ 268.022190][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 268.032239][ T27] Call Trace: [ 268.035507][ T27] [ 268.038427][ T27] dump_stack_lvl+0x168/0x230 [ 268.043096][ T27] ? show_regs_print_info+0x20/0x20 [ 268.048281][ T27] ? load_image+0x3b0/0x3b0 [ 268.052778][ T27] panic+0x2c9/0x7f0 [ 268.056661][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 268.062321][ T27] ? bpf_jit_dump+0xd0/0xd0 [ 268.066823][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280 [ 268.072970][ T27] watchdog+0xe4e/0xe50 [ 268.077120][ T27] kthread+0x436/0x520 [ 268.081178][ T27] ? hungtask_pm_notify+0x40/0x40 [ 268.086206][ T27] ? kthread_blkcg+0xd0/0xd0 [ 268.090787][ T27] ret_from_fork+0x1f/0x30 [ 268.095199][ T27] [ 268.098465][ T27] Kernel Offset: disabled [ 268.102792][ T27] Rebooting in 86400 seconds..