Warning: Permanently added '[localhost]:42830' (ED25519) to the list of known hosts. executing program [ 63.764601][ T5313] loop0: detected capacity change from 0 to 32768 [ 63.837440][ T5313] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,norecovery,nojournal_transaction_names,allocator_stuck_timeout=32767,nocow,no_data_io [ 63.848079][ T5313] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 63.860546][ T5313] bcachefs (loop0): accounting_read... done [ 63.863139][ T5313] bcachefs (loop0): alloc_read... done [ 63.865240][ T5313] bcachefs (loop0): stripes_read... done [ 63.867478][ T5313] bcachefs (loop0): snapshots_read... done [ 63.877342][ T5313] bcachefs (loop0): going read-write [ 63.888262][ T5313] bcachefs (loop0): done starting filesystem executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.550521][ T9] cfg80211: failed to load regulatory.db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 286.228461][ T25] INFO: task kworker/0:2:785 blocked for more than 143 seconds. [ 286.231677][ T25] Not tainted 6.12.0-rc7-syzkaller-00070-g0a9b9d17f3a7 #0 [ 286.238982][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.242888][ T25] task:kworker/0:2 state:D stack:17008 pid:785 tgid:785 ppid:2 flags:0x00004000 [ 286.257041][ T25] Workqueue: bcachefs_write_ref bch2_delete_dead_snapshots_work (bcachefs-delete-dead-snapshots/) [ 286.261441][ T25] Call Trace: [ 286.262646][ T25] [ 286.263688][ T25] __schedule+0x184f/0x4c30 [ 286.265383][ T25] ? __pfx___schedule+0x10/0x10 [ 286.267052][ T25] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 286.278837][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.281032][ T25] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.282928][ T25] ? lockdep_hardirqs_on+0x99/0x150 [ 286.284750][ T25] ? schedule+0x90/0x320 [ 286.286250][ T25] schedule+0x14b/0x320 [ 286.287379][ T25] schedule_timeout+0x1be/0x310 [ 286.301366][ T25] ? __pfx_schedule_timeout+0x10/0x10 [ 286.303086][ T25] ? lock_release+0xbf/0xa30 [ 286.304519][ T25] ? __pfx_process_timeout+0x10/0x10 [ 286.306285][ T25] ? closure_put_after_sub+0x1b0/0x330 [ 286.307977][ T25] __closure_sync_timeout+0x2d8/0x450 [ 286.318429][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.320489][ T25] ? __closure_sync_timeout+0x164/0x450 [ 286.328718][ T25] ? __pfx___closure_sync_timeout+0x10/0x10 [ 286.331067][ T25] ? btree_node_unlock+0x13c/0x270 [ 286.338439][ T25] __bch2_wait_on_allocator+0x11a/0x250 [ 286.340655][ T25] bch2_btree_update_start+0x11a2/0x14e0 [ 286.342568][ T25] ? bch2_btree_split_leaf+0x123/0x840 [ 286.348425][ T25] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 286.350658][ T25] ? bch2_delete_dead_snapshots+0x1d31/0x5ae0 [ 286.352925][ T25] ? run_btree_triggers+0x30f/0x1270 [ 286.354889][ T25] ? __pfx_closure_sync_fn+0x10/0x10 [ 286.367487][ T25] ? __do_six_trylock+0x832/0x9f0 [ 286.377637][ T25] bch2_btree_split_leaf+0x123/0x840 [ 286.379658][ T25] bch2_trans_commit_error+0x212/0x1390 [ 286.381693][ T25] ? bch2_delete_dead_snapshots+0x19b6/0x5ae0 [ 286.383931][ T25] ? six_unlock_ip+0x2ce/0x3e0 [ 286.385690][ T25] ? bch2_trans_unlock_write+0x892/0xce0 [ 286.397988][ T25] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 286.400491][ T25] ? bch2_trans_unlock_write+0xc2d/0xce0 [ 286.402514][ T25] ? bch2_btree_path_verify_locks+0x633/0x720 [ 286.404718][ T25] ? bch2_trans_verify_locks+0x339/0x3c0 [ 286.406806][ T25] __bch2_trans_commit+0x7ead/0x93c0 [ 286.418565][ T25] ? bch2_snapshot_equiv+0x1f/0x2c0 [ 286.420490][ T25] ? __pfx___bch2_trans_commit+0x10/0x10 [ 286.422471][ T25] ? bch2_btree_delete_at+0x17c/0x230 [ 286.424404][ T25] ? bch2_btree_delete_at+0x17c/0x230 [ 286.426501][ T25] bch2_delete_dead_snapshots+0x19b6/0x5ae0 [ 286.438383][ T25] ? bch2_delete_dead_snapshots+0x2a5/0x5ae0 [ 286.440614][ T25] ? __pfx_bch2_delete_dead_snapshots+0x10/0x10 [ 286.442937][ T25] ? preempt_count_add+0x93/0x190 [ 286.444731][ T25] ? unwind_next_frame+0x193b/0x22d0 [ 286.446665][ T25] ? ret_from_fork_asm+0x1a/0x30 [ 286.453468][ T25] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 286.458401][ T25] ? arch_stack_walk+0x11c/0x150 [ 286.460268][ T25] ? ret_from_fork_asm+0x1a/0x30 [ 286.462157][ T25] ? stack_trace_save+0x118/0x1d0 [ 286.468419][ T25] ? __pfx_stack_trace_save+0x10/0x10 [ 286.470484][ T25] ? check_noncircular+0x259/0x4a0 [ 286.472201][ T25] ? __pfx_lockdep_unlock+0x10/0x10 [ 286.473895][ T25] ? validate_chain+0x15c0/0x5920 [ 286.486436][ T25] ? bch2_delete_dead_snapshots+0x2a5/0x5ae0 [ 286.489205][ T25] ? __pfx_validate_chain+0x10/0x10 [ 286.491262][ T25] ? bch2_delete_dead_snapshots+0x2a5/0x5ae0 [ 286.493561][ T25] ? __pfx_stack_trace_save+0x10/0x10 [ 286.495622][ T25] ? bch2_delete_dead_snapshots+0x2a5/0x5ae0 [ 286.509140][ T25] ? format_decode+0xc5f/0x1bb0 [ 286.518437][ T25] ? bch2_delete_dead_snapshots+0x16dc/0x5ae0 [ 286.521083][ T25] ? vsnprintf+0x1ccd/0x1da0 [ 286.522856][ T25] ? __pfx_vsnprintf+0x10/0x10 [ 286.524712][ T25] ? set_worker_desc+0x15d/0x1d0 [ 286.526846][ T25] ? __pfx_lock_acquire+0x10/0x10 [ 286.538520][ T25] ? process_scheduled_works+0xa05/0x1850 [ 286.540585][ T25] ? __pfx_set_worker_desc+0x10/0x10 [ 286.542767][ T25] ? process_scheduled_works+0x976/0x1850 [ 286.545007][ T25] bch2_delete_dead_snapshots_work+0x34/0x40 [ 286.547318][ T25] process_scheduled_works+0xa63/0x1850 [ 286.550742][ T25] ? __pfx_process_scheduled_works+0x10/0x10 executing program [ 286.564895][ T25] ? assign_work+0x364/0x3d0 [ 286.566756][ T25] worker_thread+0x870/0xd30 [ 286.569035][ T25] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 286.571335][ T25] ? __kthread_parkme+0x169/0x1d0 [ 286.573248][ T25] ? __pfx_worker_thread+0x10/0x10 [ 286.585809][ T25] kthread+0x2f0/0x390 [ 286.587573][ T25] ? __pfx_worker_thread+0x10/0x10 [ 286.589977][ T25] ? __pfx_kthread+0x10/0x10 [ 286.591746][ T25] ret_from_fork+0x4b/0x80 [ 286.593525][ T25] ? __pfx_kthread+0x10/0x10 [ 286.595336][ T25] ret_from_fork_asm+0x1a/0x30 [ 286.607798][ T25] [ 286.609484][ T25] INFO: task bch-reclaim/loo:5322 blocked for more than 143 seconds. [ 286.612371][ T25] Not tainted 6.12.0-rc7-syzkaller-00070-g0a9b9d17f3a7 #0 [ 286.614982][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.628696][ T25] task:bch-reclaim/loo state:D stack:22768 pid:5322 tgid:5322 ppid:2 flags:0x00004000 [ 286.632364][ T25] Call Trace: [ 286.633632][ T25] [ 286.634764][ T25] __schedule+0x184f/0x4c30 [ 286.636471][ T25] ? __pfx___schedule+0x10/0x10 [ 286.648433][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.650251][ T25] ? __asan_memset+0x23/0x50 [ 286.651901][ T25] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 286.653977][ T25] ? schedule+0x90/0x320 [ 286.655430][ T25] schedule+0x14b/0x320 [ 286.656860][ T25] schedule_timeout+0x1be/0x310 [ 286.668466][ T25] ? __pfx_schedule_timeout+0x10/0x10 [ 286.670373][ T25] ? lock_release+0xbf/0xa30 [ 286.678413][ T25] ? __pfx_process_timeout+0x10/0x10 [ 286.680086][ T25] ? closure_put_after_sub+0x1b0/0x330 [ 286.682729][ T25] __closure_sync_timeout+0x2d8/0x450 [ 286.684609][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.686353][ T25] ? __closure_sync_timeout+0x164/0x450 [ 286.688114][ T25] ? __pfx___closure_sync_timeout+0x10/0x10 [ 286.698405][ T25] ? btree_node_unlock+0x13c/0x270 [ 286.700190][ T25] __bch2_wait_on_allocator+0x11a/0x250 [ 286.702219][ T25] bch2_btree_update_start+0x11a2/0x14e0 [ 286.709249][ T25] ? bch2_btree_split_leaf+0x123/0x840 [ 286.714534][ T25] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 286.716588][ T25] ? bch2_btree_write_buffer_flush_locked+0x4eb9/0x59f0 [ 286.724686][ T25] ? __pfx_closure_sync_fn+0x10/0x10 [ 286.726265][ T25] ? __do_six_trylock+0x832/0x9f0 [ 286.727935][ T25] bch2_btree_split_leaf+0x123/0x840 [ 286.734864][ T25] bch2_trans_commit_error+0x212/0x1390 [ 286.737105][ T25] ? bch2_btree_write_buffer_flush_locked+0x4f03/0x59f0 [ 286.745041][ T25] ? six_unlock_ip+0x2ce/0x3e0 [ 286.746734][ T25] ? bch2_trans_unlock_write+0x892/0xce0 [ 286.755191][ T25] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 286.757299][ T25] ? bch2_trans_unlock_write+0xc2d/0xce0 [ 286.765349][ T25] ? bch2_btree_path_verify_locks+0x633/0x720 [ 286.767525][ T25] ? bch2_trans_verify_locks+0x339/0x3c0 [ 286.769978][ T25] __bch2_trans_commit+0x7ead/0x93c0 [ 286.771445][ T25] ? bch2_path_put+0x1a4/0x2150 [ 286.772853][ T25] ? __pfx___bch2_trans_commit+0x10/0x10 [ 286.774606][ T25] ? __asan_memset+0x23/0x50 [ 286.786719][ T25] bch2_btree_write_buffer_flush_locked+0x4f03/0x59f0 [ 286.789208][ T25] ? __pfx_bch2_btree_write_buffer_flush_locked+0x10/0x10 [ 286.791507][ T25] ? __mutex_trylock_common+0x183/0x2e0 [ 286.793402][ T25] ? __pfx___might_resched+0x10/0x10 [ 286.795155][ T25] ? bch2_btree_write_buffer_flush_locked+0x4e1c/0x59f0 [ 286.808098][ T25] ? rcu_is_watching+0x15/0xb0 [ 286.810073][ T25] ? __mutex_lock+0x2ef/0xd70 [ 286.811479][ T25] ? __bch2_next_write_buffer_flush_journal_buf+0x287/0x2a0 [ 286.813956][ T25] ? bch2_btree_write_buffer_flush_locked+0x1501/0x59f0 [ 286.816286][ T25] ? __pfx___mutex_lock+0x10/0x10 [ 286.824791][ T25] ? bch2_trans_unlock+0x3a6/0x470 [ 286.828155][ T25] btree_write_buffer_flush_seq+0x1a43/0x1bc0 [ 286.838719][ T25] ? __pfx_lock_acquire+0x10/0x10 [ 286.840639][ T25] ? __asan_memset+0x23/0x50 [ 286.842250][ T25] ? lockdep_init_map_type+0xa1/0x910 [ 286.844050][ T25] ? __pfx_btree_write_buffer_flush_seq+0x10/0x10 [ 286.846350][ T25] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 286.858921][ T25] ? journal_flush_pins+0x597/0xb20 [ 286.860910][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.862769][ T25] ? __bch2_trans_get+0x975/0xd20 [ 286.864624][ T25] bch2_btree_write_buffer_journal_flush+0x4e/0x80 [ 286.866948][ T25] ? __pfx_bch2_btree_write_buffer_journal_flush+0x10/0x10 [ 286.879043][ T25] journal_flush_pins+0x5f7/0xb20 [ 286.880962][ T25] __bch2_journal_reclaim+0x789/0xdc0 [ 286.882855][ T25] bch2_journal_reclaim_thread+0x174/0x560 [ 286.884965][ T25] ? bch2_journal_reclaim_thread+0x249/0x560 [ 286.887068][ T25] ? __pfx_bch2_journal_reclaim_thread+0x10/0x10 [ 286.898410][ T25] kthread+0x2f0/0x390 [ 286.899914][ T25] ? __pfx_bch2_journal_reclaim_thread+0x10/0x10 [ 286.904264][ T25] ? __pfx_kthread+0x10/0x10 [ 286.905996][ T25] ret_from_fork+0x4b/0x80 [ 286.907648][ T25] ? __pfx_kthread+0x10/0x10 [ 286.910560][ T25] ret_from_fork_asm+0x1a/0x30 [ 286.912390][ T25] executing program [ 286.920154][ T25] INFO: task bch-copygc/loop:5323 blocked for more than 144 seconds. [ 286.923160][ T25] Not tainted 6.12.0-rc7-syzkaller-00070-g0a9b9d17f3a7 #0 [ 286.936100][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.939796][ T25] task:bch-copygc/loop state:D stack:19824 pid:5323 tgid:5323 ppid:2 flags:0x00004000 [ 286.943557][ T25] Call Trace: [ 286.944788][ T25] [ 286.945961][ T25] __schedule+0x184f/0x4c30 [ 286.958510][ T25] ? __pfx___schedule+0x10/0x10 [ 286.960136][ T25] ? __pfx_lock_release+0x10/0x10 [ 286.961904][ T25] ? __asan_memset+0x23/0x50 [ 286.963531][ T25] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 286.965264][ T25] ? bch2_alloc_sectors_start_trans+0x123a/0x2030 [ 286.967514][ T25] ? schedule+0x90/0x320 [ 286.978473][ T25] schedule+0x14b/0x320 [ 286.988587][ T25] schedule_timeout+0x1be/0x310 [ 286.991143][ T25] ? __pfx_schedule_timeout+0x10/0x10 [ 286.993187][ T25] ? __pfx_process_timeout+0x10/0x10 [ 286.995222][ T25] ? closure_return_sync+0x203/0x420 [ 286.997277][ T25] ? closure_put_after_sub+0x1b0/0x330 [ 287.008412][ T25] __closure_sync_timeout+0x2d8/0x450 [ 287.010595][ T25] ? __closure_sync_timeout+0x164/0x450 [ 287.012888][ T25] ? __pfx___closure_sync_timeout+0x10/0x10 [ 287.015148][ T25] ? bch2_trans_put+0x95f/0xf00 [ 287.017080][ T25] __bch2_wait_on_allocator+0x11a/0x250 [ 287.028395][ T25] __bch2_write+0x562a/0x5dd0 [ 287.030294][ T25] ? __pfx___might_resched+0x10/0x10 [ 287.032389][ T25] ? __pfx___bch2_write+0x10/0x10 [ 287.038442][ T25] ? bch2_trans_begin+0x9c5/0x1c00 [ 287.040438][ T25] ? bch2_trans_begin+0x16c1/0x1c00 [ 287.042421][ T25] ? bch2_copygc+0x87b/0x4ca0 [ 287.044274][ T25] ? bch2_path_put+0xfd7/0x2150 [ 287.056483][ T25] ? validate_chain+0x11e/0x5920 [ 287.058153][ T25] ? bch2_copygc+0x2dfb/0x4ca0 [ 287.066640][ T25] ? kfree+0x4e/0x440 [ 287.068266][ T25] ? __asan_memset+0x23/0x50 [ 287.076806][ T25] bch2_write+0x9b5/0x1760 [ 287.078775][ T25] ? __pfx_validate_chain+0x10/0x10 [ 287.080821][ T25] ? __pfx_bch2_write+0x10/0x10 [ 287.082742][ T25] ? bch2_trans_srcu_unlock+0x43b/0x5b0 [ 287.084913][ T25] ? bch2_data_update_read_done+0xfd/0x330 [ 287.097731][ T25] bch2_data_update_read_done+0x22e/0x330 [ 287.100242][ T25] ? __pfx_bch2_data_update_read_done+0x10/0x10 [ 287.102288][ T25] ? bch2_trans_srcu_unlock+0x44a/0x5b0 [ 287.104104][ T25] bch2_moving_ctxt_do_pending_writes+0x44c/0x8d0 [ 287.106481][ T25] ? __pfx_bch2_moving_ctxt_do_pending_writes+0x10/0x10 [ 287.118458][ T25] move_buckets_wait+0x182/0x1290 [ 287.120366][ T25] ? __pfx_move_buckets_wait+0x10/0x10 [ 287.122344][ T25] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 287.124416][ T25] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 287.126631][ T25] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 287.138801][ T25] bch2_copygc_thread+0x83f/0xc20 [ 287.148414][ T25] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 287.150462][ T25] ? bch2_copygc_thread+0x1a2/0xc20 [ 287.152701][ T25] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 287.154835][ T25] ? lockdep_hardirqs_on+0x99/0x150 [ 287.156752][ T25] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 287.162957][ T25] ? __kthread_parkme+0x169/0x1d0 [ 287.164916][ T25] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 287.166991][ T25] kthread+0x2f0/0x390 [ 287.179902][ T25] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 287.182140][ T25] ? __pfx_kthread+0x10/0x10 [ 287.188655][ T25] ret_from_fork+0x4b/0x80 [ 287.190362][ T25] ? __pfx_kthread+0x10/0x10 [ 287.192112][ T25] ret_from_fork_asm+0x1a/0x30 [ 287.193820][ T25] [ 287.215402][ T25] [ 287.215402][ T25] Showing all locks held in the system: [ 287.218229][ T25] 1 lock held by khungtaskd/25: [ 287.225773][ T25] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 287.238440][ T25] 4 locks held by kworker/0:2/785: [ 287.240210][ T25] #0: ffff888042ee3548 ((wq_completion)bcachefs_write_ref){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 [ 287.244490][ T25] #1: ffffc900017b7d00 ((work_completion)(&c->snapshot_delete_work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 [ 287.268372][ T25] #2: ffff888044284398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0x97/0x1a0 [ 287.272199][ T25] #3: ffff8880442a66d0 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x682/0x14e0 [ 287.298450][ T25] 2 locks held by getty/5114: [ 287.300365][ T25] #0: ffff88801eb090a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.303690][ T25] #1: ffffc9000039b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 287.328426][ T25] 4 locks held by bch-reclaim/loo/5322: [ 287.330541][ T25] #0: ffff8880442cb0a8 (&j->reclaim_lock){+.+.}-{3:3}, at: bch2_journal_reclaim_thread+0x167/0x560 [ 287.334098][ T25] #1: ffff888044284398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: __bch2_trans_get+0x7de/0xd20 [ 287.337983][ T25] #2: ffff888044284740 (&wb->flushing.lock){+.+.}-{3:3}, at: btree_write_buffer_flush_seq+0x1a39/0x1bc0 [ 287.366227][ T25] #3: ffff8880442a66d0 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x682/0x14e0 executing program [ 287.378453][ T25] 1 lock held by rm/6462: [ 287.384096][ T25] [ 287.385072][ T25] ============================================= [ 287.385072][ T25] [ 287.387906][ T25] NMI backtrace for cpu 0 [ 287.389300][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc7-syzkaller-00070-g0a9b9d17f3a7 #0 [ 287.392772][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 287.396819][ T25] Call Trace: [ 287.398110][ T25] [ 287.399280][ T25] dump_stack_lvl+0x241/0x360 [ 287.401065][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.403185][ T25] ? __pfx__printk+0x10/0x10 [ 287.405241][ T25] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.407379][ T25] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.409555][ T25] ? _printk+0xd5/0x120 [ 287.411354][ T25] ? __pfx__printk+0x10/0x10 [ 287.413302][ T25] ? __wake_up_klogd+0xcc/0x110 [ 287.415401][ T25] ? __pfx__printk+0x10/0x10 [ 287.417500][ T25] ? __rcu_read_unlock+0xa1/0x110 [ 287.419712][ T25] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.422414][ T25] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.425047][ T25] watchdog+0xff4/0x1040 [ 287.426931][ T25] ? watchdog+0x1ea/0x1040 [ 287.428945][ T25] ? __pfx_watchdog+0x10/0x10 [ 287.430796][ T25] kthread+0x2f0/0x390 [ 287.432297][ T25] ? __pfx_watchdog+0x10/0x10 [ 287.434003][ T25] ? __pfx_kthread+0x10/0x10 [ 287.435675][ T25] ret_from_fork+0x4b/0x80 [ 287.437304][ T25] ? __pfx_kthread+0x10/0x10 [ 287.438954][ T25] ret_from_fork_asm+0x1a/0x30 [ 287.440668][ T25] [ 287.548860][ T25] Kernel panic - not syncing: hung_task: blocked tasks [ 287.551426][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc7-syzkaller-00070-g0a9b9d17f3a7 #0 [ 287.555193][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 287.558895][ T25] Call Trace: [ 287.560113][ T25] [ 287.561200][ T25] dump_stack_lvl+0x241/0x360 [ 287.562905][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.564759][ T25] ? __pfx__printk+0x10/0x10 [ 287.566495][ T25] ? nmi_cpu_backtrace+0x42e/0x4d0 [ 287.568349][ T25] ? vscnprintf+0x5d/0x90 [ 287.569847][ T25] panic+0x349/0x880 [ 287.571081][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.573215][ T25] ? __pfx_panic+0x10/0x10 [ 287.574984][ T25] ? tick_nohz_tick_stopped+0x82/0xb0 [ 287.577484][ T25] ? __irq_work_queue_local+0x137/0x410 [ 287.579902][ T25] ? preempt_schedule_thunk+0x1a/0x30 [ 287.582150][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.584495][ T25] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 287.586777][ T25] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 287.589182][ T25] watchdog+0x1033/0x1040 [ 287.590854][ T25] ? watchdog+0x1ea/0x1040 [ 287.592453][ T25] ? __pfx_watchdog+0x10/0x10 [ 287.594244][ T25] kthread+0x2f0/0x390 [ 287.595778][ T25] ? __pfx_watchdog+0x10/0x10 [ 287.597523][ T25] ? __pfx_kthread+0x10/0x10 [ 287.599293][ T25] ret_from_fork+0x4b/0x80 [ 287.601052][ T25] ? __pfx_kthread+0x10/0x10 [ 287.602847][ T25] ret_from_fork_asm+0x1a/0x30 [ 287.604734][ T25] [ 287.606227][ T25] Kernel Offset: disabled [ 287.607841][ T25] Rebooting in 86400 seconds.. VM DIAGNOSIS: 17:55:21 Registers: info registers vcpu 0 CPU#0 RAX=1ffffffff34e3960 RBX=ffffffff9a71cec0 RCX=0000000000000000 RDX=00000000000003fd RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc900004bf778 R8 =ffffffff854b4186 R9 =1ffff11003d7e046 R10=dffffc0000000000 R11=ffffffff854b4140 R12=dffffc0000000000 R13=ffffffff9a417f30 R14=00000000000003fd R15=dffffc0000000000 RIP=ffffffff854b41b6 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4f9ff9e000 CR3=0000000011d68000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000110000 Opmask01=00000000fffffffa Opmask02=0000000000008900 Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000001 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fff5ae01be0 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6565656565656565 6565656565656565 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffff0000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4f6e3a6d5e007325 2e73250064252e73 2500656c6f736e6f 632f7665642f000a ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4f4b1f485e005600 0b56000041000b56 000040494a564b4a 460a5340410a000a ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000000a000a ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000