Warning: Permanently added '10.128.1.11' (ED25519) to the list of known hosts. executing program [ 581.568219][ T5865] loop0: detected capacity change from 0 to 32768 [ 581.657151][ T5865] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,no_splitbrain_check,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,nocow [ 581.679106][ T5865] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 581.687391][ T5865] bcachefs (loop0): Version upgrade required: [ 581.687391][ T5865] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 581.687391][ T5865] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.25: extent_flags [ 581.687391][ T5865] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 581.758041][ T5865] bcachefs (loop0): dropping and reconstructing all alloc info [ 581.774267][ T5865] bcachefs (loop0): accounting_read... done [ 581.780890][ T5865] bcachefs (loop0): alloc_read... done [ 581.786491][ T5865] bcachefs (loop0): snapshots_read... done [ 581.793341][ T5865] bcachefs (loop0): done starting filesystem [ 581.821543][ T5864] bcachefs (loop0): shutting down [ 581.892739][ T5864] bcachefs (loop0): shutdown complete executing program [ 583.117639][ T5875] loop0: detected capacity change from 0 to 32768 [ 583.190574][ T5875] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,no_splitbrain_check,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,nocow [ 583.212113][ T5875] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 583.220191][ T5875] bcachefs (loop0): Version upgrade required: [ 583.220191][ T5875] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 583.220191][ T5875] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.25: extent_flags [ 583.220191][ T5875] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 583.290692][ T5875] bcachefs (loop0): dropping and reconstructing all alloc info [ 583.305370][ T5875] bcachefs (loop0): accounting_read... done [ 583.311556][ T5875] bcachefs (loop0): alloc_read... done [ 583.317068][ T5875] bcachefs (loop0): snapshots_read... done [ 583.323713][ T5875] bcachefs (loop0): done starting filesystem [ 583.349289][ T5864] bcachefs (loop0): shutting down [ 583.412679][ T5864] bcachefs (loop0): shutdown complete executing program [ 584.544622][ T5884] loop0: detected capacity change from 0 to 32768 [ 584.639933][ T5884] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,no_splitbrain_check,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,nocow [ 584.661508][ T5884] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 584.669591][ T5884] bcachefs (loop0): Version upgrade required: [ 584.669591][ T5884] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 584.669591][ T5884] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.25: extent_flags [ 584.669591][ T5884] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 584.739881][ T5884] bcachefs (loop0): dropping and reconstructing all alloc info [ 584.756270][ T5884] bcachefs (loop0): accounting_read... done [ 584.762402][ T5884] bcachefs (loop0): alloc_read... done [ 584.767914][ T5884] bcachefs (loop0): snapshots_read... done [ 584.774602][ T5884] bcachefs (loop0): done starting filesystem [ 584.793284][ T5864] bcachefs (loop0): shutting down [ 584.893617][ T5864] bcachefs (loop0): shutdown complete executing program [ 586.143986][ T5893] loop0: detected capacity change from 0 to 32768 [ 586.251314][ T5893] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,no_splitbrain_check,fsck,norecovery,nojournal_transaction_names,reconstruct_alloc,nocow [ 586.272875][ T5893] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 586.281080][ T5893] bcachefs (loop0): Version upgrade required: [ 586.281080][ T5893] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 586.281080][ T5893] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.25: extent_flags [ 586.281080][ T5893] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 586.351319][ T5893] bcachefs (loop0): dropping and reconstructing all alloc info [ 586.365867][ T5893] bcachefs (loop0): accounting_read... done [ 586.372014][ T5893] bcachefs (loop0): alloc_read... done [ 586.377526][ T5893] bcachefs (loop0): snapshots_read... done [ 586.384097][ T5893] bcachefs (loop0): done starting filesystem [ 586.405869][ T5864] bcachefs (loop0): shutting down [ 859.190688][ T31] INFO: task syz-executor200:5864 blocked for more than 143 seconds. [ 859.198794][ T31] Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 [ 859.206555][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 859.215295][ T31] task:syz-executor200 state:D stack:23624 pid:5864 tgid:5864 ppid:5862 task_flags:0x400100 flags:0x00004002 [ 859.227307][ T31] Call Trace: [ 859.230644][ T31] [ 859.233591][ T31] __schedule+0x1b88/0x5240 [ 859.238126][ T31] ? __lock_acquire+0xad5/0xd80 [ 859.243044][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.248708][ T31] ? schedule+0x163/0x360 [ 859.253192][ T31] ? __pfx___schedule+0x10/0x10 [ 859.258089][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.263781][ T31] ? schedule+0x90/0x360 [ 859.268062][ T31] ? schedule+0x90/0x360 [ 859.272379][ T31] schedule+0x163/0x360 [ 859.276569][ T31] __bch2_fs_stop+0x3cd/0x5b0 [ 859.281298][ T31] ? __pfx___bch2_fs_stop+0x10/0x10 [ 859.286522][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 859.292658][ T31] ? __pfx_evict_inodes+0x10/0x10 [ 859.297716][ T31] ? bch2_sync_fs+0x155/0x300 [ 859.302514][ T31] ? __pfx_bch2_put_super+0x10/0x10 [ 859.307756][ T31] generic_shutdown_super+0x13b/0x2d0 [ 859.313257][ T31] bch2_kill_sb+0x41/0x50 [ 859.317641][ T31] deactivate_locked_super+0xc6/0x130 [ 859.323075][ T31] cleanup_mnt+0x422/0x4c0 [ 859.327510][ T31] ? lockdep_hardirqs_on+0x9d/0x150 [ 859.332777][ T31] task_work_run+0x253/0x310 [ 859.337397][ T31] ? __pfx_task_work_run+0x10/0x10 [ 859.342562][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.348239][ T31] syscall_exit_to_user_mode+0x13f/0x340 [ 859.353965][ T31] do_syscall_64+0x100/0x210 [ 859.358603][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 859.364589][ T31] RIP: 0033:0x7f63d4450a87 [ 859.369032][ T31] RSP: 002b:00007ffc323d5318 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 859.377537][ T31] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f63d4450a87 [ 859.385556][ T31] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc323d53d0 [ 859.393607][ T31] RBP: 00007ffc323d53d0 R08: 0000000000000000 R09: 0000000000000000 [ 859.401641][ T31] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffc323d6440 [ 859.409627][ T31] R13: 000055555df507c0 R14: 431bde82d7b634db R15: 00007ffc323d6460 [ 859.417690][ T31] [ 859.420762][ T31] [ 859.420762][ T31] Showing all locks held in the system: [ 859.428480][ T31] 1 lock held by khungtaskd/31: [ 859.433406][ T31] #0: ffffffff8ed3df20 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x30/0x180 [ 859.443407][ T31] 2 locks held by getty/5586: [ 859.448073][ T31] #0: ffff888035ed20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 859.457917][ T31] #1: ffffc900033532f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x5bb/0x1700 [ 859.468118][ T31] 1 lock held by syz-executor200/5864: [ 859.473632][ T31] #0: ffff88807f75c0e0 (&type->s_umount_key#42){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0 [ 859.483971][ T31] [ 859.486308][ T31] ============================================= [ 859.486308][ T31] [ 859.494793][ T31] NMI backtrace for cpu 0 [ 859.494810][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) [ 859.494837][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 859.494850][ T31] Call Trace: [ 859.494860][ T31] [ 859.494871][ T31] dump_stack_lvl+0x241/0x360 [ 859.494919][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 859.494957][ T31] ? __pfx__printk+0x10/0x10 [ 859.495010][ T31] nmi_cpu_backtrace+0x4ab/0x4e0 [ 859.495055][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 859.495091][ T31] ? _printk+0xd5/0x120 [ 859.495124][ T31] ? touch_all_softlockup_watchdogs+0x4a/0xf0 [ 859.495162][ T31] ? __wake_up_klogd+0xcc/0x110 [ 859.495195][ T31] ? __pfx__printk+0x10/0x10 [ 859.495237][ T31] ? debug_show_all_locks+0x30/0x180 [ 859.495275][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 859.495298][ T31] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 859.495334][ T31] watchdog+0x1058/0x10a0 [ 859.495364][ T31] ? watchdog+0x1ea/0x10a0 [ 859.495405][ T31] ? __pfx_watchdog+0x10/0x10 [ 859.495433][ T31] kthread+0x7b9/0x940 [ 859.495460][ T31] ? __pfx_watchdog+0x10/0x10 [ 859.495489][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495511][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495535][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495560][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495584][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.495609][ T31] ? lockdep_hardirqs_on+0x9d/0x150 [ 859.495630][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495656][ T31] ret_from_fork+0x4d/0x80 [ 859.495676][ T31] ? __pfx_kthread+0x10/0x10 [ 859.495702][ T31] ret_from_fork_asm+0x1a/0x30 [ 859.495738][ T31] [ 859.495753][ T31] Sending NMI from CPU 0 to CPUs 1: [ 859.667683][ C1] NMI backtrace for cpu 1 [ 859.667703][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) [ 859.667730][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 859.667743][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 859.667769][ C1] Code: de be e0 f4 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 73 8f 18 00 f3 0f 1e fa fb f4 b3 be e0 f4 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 859.667788][ C1] RSP: 0018:ffffc90000197dc0 EFLAGS: 00000282 [ 859.667808][ C1] RAX: c47a40a825459100 RBX: ffffffff8197272e RCX: ffffffff8c2fa93c [ 859.667826][ C1] RDX: 0000000000000001 RSI: ffffffff8e6499b7 RDI: ffffffff8ca1b5a0 [ 859.667842][ C1] RBP: ffffc90000197f20 R08: ffff8880b8732b5b R09: 1ffff110170e656b [ 859.667859][ C1] R10: dffffc0000000000 R11: ffffed10170e656c R12: 1ffff92000032fd2 [ 859.667876][ C1] R13: 1ffff11003ad8b40 R14: 0000000000000001 R15: dffffc0000000000 [ 859.667895][ C1] FS: 0000000000000000(0000) GS:ffff88812509a000(0000) knlGS:0000000000000000 [ 859.667914][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 859.667929][ C1] CR2: 00005561dd994e28 CR3: 000000000eb38000 CR4: 0000000000350ef0 [ 859.667947][ C1] Call Trace: [ 859.667957][ C1] [ 859.667965][ C1] default_idle+0x13/0x20 [ 859.667991][ C1] default_idle_call+0x74/0xb0 [ 859.668019][ C1] do_idle+0x22e/0x5d0 [ 859.668048][ C1] ? __pfx_do_idle+0x10/0x10 [ 859.668068][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.668095][ C1] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 859.668137][ C1] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.668163][ C1] ? complete+0xb4/0x1c0 [ 859.668189][ C1] cpu_startup_entry+0x42/0x60 [ 859.668210][ C1] start_secondary+0xfe/0x100 [ 859.668231][ C1] common_startup_64+0x13e/0x147 [ 859.668276][ C1] [ 859.668670][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 859.858423][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) [ 859.870231][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 859.880288][ T31] Call Trace: [ 859.883569][ T31] [ 859.886496][ T31] dump_stack_lvl+0x241/0x360 [ 859.891194][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 859.896403][ T31] ? __pfx__printk+0x10/0x10 [ 859.901006][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.906641][ T31] ? vscnprintf+0x5d/0x90 [ 859.910981][ T31] panic+0x349/0x880 [ 859.914882][ T31] ? __pfx_preempt_schedule+0x10/0x10 [ 859.920253][ T31] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 859.926419][ T31] ? __pfx_panic+0x10/0x10 [ 859.930885][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.936519][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 859.941892][ T31] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 859.948052][ T31] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 859.954214][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 859.959847][ T31] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 859.966015][ T31] watchdog+0x1097/0x10a0 [ 859.970356][ T31] ? watchdog+0x1ea/0x10a0 [ 859.974790][ T31] ? __pfx_watchdog+0x10/0x10 [ 859.979473][ T31] kthread+0x7b9/0x940 [ 859.983549][ T31] ? __pfx_watchdog+0x10/0x10 [ 859.988230][ T31] ? __pfx_kthread+0x10/0x10 [ 859.992822][ T31] ? __pfx_kthread+0x10/0x10 [ 859.997414][ T31] ? __pfx_kthread+0x10/0x10 [ 860.002004][ T31] ? __pfx_kthread+0x10/0x10 [ 860.006595][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 860.012227][ T31] ? lockdep_hardirqs_on+0x9d/0x150 [ 860.017425][ T31] ? __pfx_kthread+0x10/0x10 [ 860.022017][ T31] ret_from_fork+0x4d/0x80 [ 860.026434][ T31] ? __pfx_kthread+0x10/0x10 [ 860.031026][ T31] ret_from_fork_asm+0x1a/0x30 [ 860.035810][ T31] [ 860.039051][ T31] Kernel Offset: disabled [ 860.043372][ T31] Rebooting in 86400 seconds..