invalid data type (got 3 should be 0): delete?, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=alloc level=0 SPOS_MAX due to error bcachefs (loop0): error validating btree node on loop0 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 node offset 8/32: btree node data missing: expected 32 sectors, found 8, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=freespace level=0 SPOS_MAX due to error bcachefs (loop0): error validating btree node on loop0 at btree deleted_inodes level 0/0 u64s 11 type btree_ptr_v2 U64_MAX:U64_MAX:4294967043 len 0 ver 0: seq 1db8f60c84bb244c written 61448 min_key R POS_MIN durability: 1 ptr: 0:42:0 gen 0 node offset 8/61448: btree node data missing: expected 61448 sectors, found 8, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=deleted_inodes level=0 U64_MAX:U64_MAX:4294967043 due to error bcachefs (loop0): scan_for_btree_nodes... bch2_scan_for_btree_nodes: nodes found after overwrites: extents l=0 seq=1 journal_seq=5 cookie=c6c25c03258c59c5 POS_MIN-SPOS_MAX ptr: 0:27:0 gen 0 inodes l=0 seq=1 journal_seq=5 cookie=7589ab5e0c11cc7a 0:0:1023-SPOS_MAX ptr: 0:38:0 gen 0 dirents l=0 seq=1 journal_seq=4 cookie=9aa2895aefce4bdf POS_MIN-SPOS_MAX ptr: 0:41:0 gen 0 xattrs l=0 seq=1 journal_seq=4 cookie=2285c34bed0abe32 POS_MIN-SPOS_MAX ptr: 0:31:0 gen 0 subvolumes l=0 seq=1 journal_seq=1 cookie=c0bef60d07ceb940 POS_MIN-SPOS_MAX ptr: 0:35:0 gen 0 snapshots l=0 seq=1 journal_seq=1 cookie=ebb8d5a9e3463bdb POS_MIN-SPOS_MAX ptr: 0:32:0 gen 0 lru l=0 seq=1 journal_seq=5 cookie=28f61e078e70b95c POS_MIN-SPOS_MAX ptr: 0:28:0 gen 0 deleted_inodes l=0 seq=1 journal_seq=0 cookie=1db8f60c84bb244c POS_MIN-SPOS_MAX ptr: 0:42:0 gen 0 done bcachefs (loop0): check_topology... bcachefs (loop0): btree root inodes unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovering inodes l=0 POS_MIN - SPOS_MAX bcachefs (loop0): bch2_get_scanned_nodes(): recovering u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key 0:0:1023 durability: 1 ptr: 0:38:0 gen 0 bcachefs (loop0): bch2_get_scanned_nodes(): recovering inodes l=0 POS_MIN - 0:0:1022 btree node with incorrect min_key at btree inodes level 1: parent: u64s 5 type btree_ptr SPOS_MAX len 0 ver 0 next: u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key 0:0:1023 durability: 1 ptr: 0:38:0 gen 0, fixing bcachefs (loop0): set_node_min(): u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key 0:0:1023 durability: 1 ptr: 0:38:0 gen 0 -> POS_MIN bcachefs (loop0): btree root xattrs unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovering xattrs l=0 POS_MIN - SPOS_MAX bcachefs (loop0): bch2_get_scanned_nodes(): recovering u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2285c34bed0abe32 written 16 min_key POS_MIN durability: 1 ptr: 0:31:0 gen 0 done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): stripes_read... done bcachefs (loop0): snapshots_read... done bcachefs (loop0): check_allocations... bucket 0:26 data type btree ptr gen 0 missing in alloc btree while marking 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, fixing bucket 0:38 data type btree ptr gen 0 missing in alloc btree while marking u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key R POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing bucket 0:35 data type btree ptr gen 0 missing in alloc btree while marking 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, fixing bucket 0:28 data type btree ptr gen 0 missing in alloc btree while marking 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, fixing bucket 0:29 data type btree ptr gen 0 missing in alloc btree while marking 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, fixing ------------[ cut here ]------------ kernel BUG at fs/bcachefs/btree_iter.c:631! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5333 Comm: syz.0.0 Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:bch2_btree_path_level_init+0x9da/0x9f0 fs/bcachefs/btree_iter.c:631 Code: fd 90 0f 0b e8 77 3a 85 fd 90 0f 0b e8 6f 3a 85 fd 90 0f 0b e8 67 3a 85 fd 90 0f 0b e8 5f 3a 85 fd 90 0f 0b e8 57 3a 85 fd 90 <0f> 0b e8 4f 3a 85 fd 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 RSP: 0018:ffffc9000d4d61e0 EFLAGS: 00010287 RAX: ffffffff8410a5b9 RBX: 00000000ffffff04 RCX: 0000000000100000 RDX: ffffc9000f171000 RSI: 0000000000085127 RDI: 0000000000085128 RBP: 00000000ffffff03 R08: ffffffff84109f27 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff203a9ff R12: ffff888040b8f000 R13: dffffc0000000000 R14: ffffffffffffffff R15: ffff888040b8f1a0 FS: 00007fdc421ca6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558a97fa2018 CR3: 0000000043e38000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btree_path_lock_root fs/bcachefs/btree_iter.c:769 [inline] bch2_btree_path_traverse_one+0x10de/0x2940 fs/bcachefs/btree_iter.c:1183 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:247 [inline] __bch2_btree_iter_peek fs/bcachefs/btree_iter.c:2210 [inline] bch2_btree_iter_peek_upto+0xb58/0x70e0 fs/bcachefs/btree_iter.c:2310 bch2_btree_iter_peek_upto_type fs/bcachefs/btree_iter.h:685 [inline] bch2_gc_btree fs/bcachefs/btree_gc.c:670 [inline] bch2_gc_btrees fs/bcachefs/btree_gc.c:729 [inline] bch2_check_allocations+0x1abe/0x7070 fs/bcachefs/btree_gc.c:1133 bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:191 bch2_run_recovery_passes+0x3a7/0x880 fs/bcachefs/recovery_passes.c:244 bch2_fs_recovery+0x25cc/0x39d0 fs/bcachefs/recovery.c:861 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170 vfs_get_tree+0x90/0x2b0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3507 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4034 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdc4137ffba 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:00007fdc421c9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fdc421c9ef0 RCX: 00007fdc4137ffba RDX: 0000000020000040 RSI: 0000000020000000 RDI: 00007fdc421c9eb0 RBP: 0000000020000040 R08: 00007fdc421c9ef0 R09: 0000000000010000 R10: 0000000000010000 R11: 0000000000000246 R12: 0000000020000000 R13: 00007fdc421c9eb0 R14: 000000000000592b R15: 00000000200000c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bch2_btree_path_level_init+0x9da/0x9f0 fs/bcachefs/btree_iter.c:631 Code: fd 90 0f 0b e8 77 3a 85 fd 90 0f 0b e8 6f 3a 85 fd 90 0f 0b e8 67 3a 85 fd 90 0f 0b e8 5f 3a 85 fd 90 0f 0b e8 57 3a 85 fd 90 <0f> 0b e8 4f 3a 85 fd 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 RSP: 0018:ffffc9000d4d61e0 EFLAGS: 00010287 RAX: ffffffff8410a5b9 RBX: 00000000ffffff04 RCX: 0000000000100000 RDX: ffffc9000f171000 RSI: 0000000000085127 RDI: 0000000000085128 RBP: 00000000ffffff03 R08: ffffffff84109f27 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff203a9ff R12: ffff888040b8f000 R13: dffffc0000000000 R14: ffffffffffffffff R15: ffff888040b8f1a0 FS: 00007fdc421ca6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558a97fa2018 CR3: 0000000043e38000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400