bcachefs (loop0): btree node read error at btree alloc level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 loop0 node offset 0/24 bset u64s 0: first btree node bset has blacklisted journal seq (0) loop0 node offset 0/24 bset u64s 0: found blacklisted bset (journal seq 0) in btree node at offset 0-8/24 node offset 8/24 bset u64s 375 bset byte offset 184: keys out of order: u64s 11 type alloc_v4 0:32:0 len 0 ver 0 > u64s 11 type alloc_v4 0:2:0 len 0 ver 0 repair success (rewriting node) bcachefs (loop0): btree node read error at btree subvolumes level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0 loop0 node offset 0/16 bset u64s 0: first btree node bset has blacklisted journal seq (0) loop0 node offset 0/16 bset u64s 0: found blacklisted bset (journal seq 0) in btree node at offset 0-8/16 repair success (rewriting node) bcachefs (loop0): btree node read error at btree snapshots level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ebb8d5a9e3000000 written 16 min_key POS_MIN durability: 1 ptr: 0:32:0 gen 0 loop0 node offset 0/16: got wrong btree node: got btree=snapshots level=0 seq ebb8d5a9e3463bdb 1 min: POS_MIN max: SPOS_MAX flagging btree snapshots lost data running recovery pass reconstruct_snapshots (21), currently at recovery_pass_empty (0) ret btree_node_read_validate_error bcachefs (loop0): error reading btree root btree=snapshots level=0: btree_node_read_error, fixing bcachefs (loop0): btree node read error at btree lru level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 28f61e078e70b95c written 16 min_key POS_MIN durability: 1 ptr: 0:28:0 gen 0 loop0 node offset 0/16 bset u64s 0: first btree node bset has blacklisted journal seq (0) loop0 node offset 0/16 bset u64s 0: found blacklisted bset (journal seq 0) in btree node at offset 0-8/16 repair success (rewriting node) bcachefs (loop0): btree node read error at btree freespace level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0 loop0 node offset 0/32 bset u64s 0: first btree node bset has blacklisted journal seq (0) loop0 node offset 0/32 bset u64s 0: found blacklisted bset (journal seq 0) in btree node at offset 0-8/32 node offset 8/32 bset u64s 35 bset byte offset 120: keys out of order: u64s 5 type set 0:34359738397:0 len 2 ver 0 > u64s 5 type set 0:32:0 len 2 ver 0 repair success (rewriting node) bcachefs (loop0): btree node read error at btree backpointers level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 4a8b0fa43a9980a6 written 24 min_key POS_MIN durability: 1 ptr: 0:37:0 gen 0 loop0 node offset 0/24 bset u64s 0: first btree node bset has blacklisted journal seq (0) loop0 node offset 0/24 bset u64s 0: found blacklisted bset (journal seq 0) in btree node at offset 0-8/24 repair success (rewriting node) bcachefs (loop0): check_topology... bcachefs (loop0): btree root dirents unreadable, must recover from scan bcachefs (loop0): no nodes found for btree dirents, continuing bcachefs (loop0): btree root snapshots unreadable, must recover from scan bcachefs (loop0): no nodes found for btree snapshots, continuing done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): snapshots_read... done bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean bcachefs (loop0): scanning for old btree nodes: min_version 0.24: unwritten_extents bcachefs (loop0): going read-write bcachefs (loop0): bch2_btree_update_start(): error fsck_errors_not_fixed Kernel panic - not syncing: trans should be locked, unlocked by bch2_btree_update_start+0x1700/0x1dc0 fs/bcachefs/btree_update_interior.c:1291 CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted 6.16.0-rc1-syzkaller-00182-g18531f4d1c8c #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: dump_stack_lvl+0x99/0x250 lib/dump_stack.c:120 panic+0x2db/0x790 kernel/panic.c:382 bch2_trans_unlocked_or_in_restart_error+0xb0/0x110 fs/bcachefs/btree_iter.c:1471 bch2_trans_verify_not_unlocked_or_in_restart fs/bcachefs/btree_iter.h:344 [inline] bch2_path_get+0x108c/0x1540 fs/bcachefs/btree_iter.c:1747 bch2_trans_iter_init_common fs/bcachefs/btree_iter.h:529 [inline] bch2_trans_node_iter_init+0x348/0x5e0 fs/bcachefs/btree_iter.c:3084 bch2_move_btree+0x44e/0xc60 fs/bcachefs/move.c:1126 bch2_scan_old_btree_nodes+0x95/0x240 fs/bcachefs/move.c:1266 bch2_fs_recovery+0x3398/0x3950 fs/bcachefs/recovery.c:1101 bch2_fs_start+0xa99/0xd90 fs/bcachefs/super.c:1203 bch2_fs_get_tree+0xb02/0x14f0 fs/bcachefs/fs.c:2489 vfs_get_tree+0x8f/0x2b0 fs/super.c:1802 do_new_mount+0x24a/0xa40 fs/namespace.c:3885 do_mount fs/namespace.c:4222 [inline] __do_sys_mount fs/namespace.c:4433 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4410 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f78e5f900ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f78e6dcfe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f78e6dcfef0 RCX: 00007f78e5f900ca RDX: 00002000000058c0 RSI: 0000200000000040 RDI: 00007f78e6dcfeb0 RBP: 00002000000058c0 R08: 00007f78e6dcfef0 R09: 0000000003810084 R10: 0000000003810084 R11: 0000000000000246 R12: 0000200000000040 R13: 00007f78e6dcfeb0 R14: 0000000000005912 R15: 0000200000000080 Kernel Offset: disabled Rebooting in 86400 seconds..