bcachefs (loop0): invalid bkey in btree_node btree=freespace level=0: u64s 5 type set 0:32:0 len 0 ver 0 size == 0, deleting bcachefs (loop0): flagging btree freespace lost data bcachefs (loop0): error reading btree root btree=freespace level=0: btree_node_read_error, fixing bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 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 node offset 0/24: got wrong btree node: got btree=backpointers level=0 seq 28b0fa43a9980a6 1 min: 32768:65536:0 max: SPOS_MAX, btree topology error: bcachefs (loop0): flagging btree backpointers lost data bcachefs (loop0): error reading btree root btree=backpointers level=0: btree_node_read_error, fixing bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 at btree deleted_inodes level 0/0 u64s 11 type btree_ptr_v2 18446744073709158399:U64_MAX:U32_MAX len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0 node offset 0/8 bset u64s 0: incorrect max key U64_MAX:18446744073709551360:511, btree topology error: bcachefs (loop0): flagging btree deleted_inodes lost data bcachefs (loop0): error reading btree root btree=deleted_inodes level=0: btree_node_read_error, fixing bcachefs (loop0): scan_for_btree_nodes... bcachefs (loop0): btree node scan found 5 nodes after overwrites done bcachefs (loop0): check_topology... bcachefs (loop0): btree root extents unreadable, must recover from scan bcachefs (loop0): no nodes found for btree extents, continuing bcachefs (loop0): btree root xattrs unreadable, must recover from scan bcachefs (loop0): no nodes found for btree xattrs, continuing bcachefs (loop0): btree root snapshots unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=snapshots level=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 ebb8d5a9e3463bdb written 16 min_key 0:196608:0 durability: 1 ptr: 0:32:0 gen 0 bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=snapshots level=0 POS_MIN - 0:196607:U32_MAX bcachefs (loop0): btree node with incorrect min_key at btree=snapshots 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 ebb8d5a9e3463bdb written 16 min_key 0:196608:0 durability: 1 ptr: 0:32:0 gen 0, fixing bcachefs (loop0): set_node_min(): u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ebb8d5a9e3463bdb written 16 min_key 0:196608:0 durability: 1 ptr: 0:32:0 gen 0 -> POS_MIN bcachefs (loop0): btree root deleted_inodes unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=deleted_inodes level=0 POS_MIN - SPOS_MAX bcachefs (loop0): bch2_get_scanned_nodes(): recovering u64s 11 type btree_ptr_v2 U64_MAX:18446744073709551360:511 len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0 bcachefs (loop0): btree node with incorrect max_key at: btree=deleted_inodes level=1 parent: u64s 5 type btree_ptr SPOS_MAX len 0 ver 0 child: u64s 11 type btree_ptr_v2 U64_MAX:18446744073709551360:511 len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0, fixing bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=deleted_inodes level=0 U64_MAX:18446744073709551360:512 - SPOS_MAX bcachefs (loop0): set_node_max(): u64s 11 type btree_ptr_v2 U64_MAX:18446744073709551360:511 len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0 -> SPOS_MAX done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): snapshots_read... bcachefs (loop0): running explicit recovery pass reconstruct_snapshots (21), currently at snapshots_read (7) done bcachefs (loop0): check_allocations... ------------[ cut here ]------------ kernel BUG at fs/bcachefs/bset.h:287! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted 6.15.0-rc6-syzkaller-00300-g205b2bd7939c #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 RIP: 0010:bkey_cmp_p_or_unp fs/bcachefs/bset.h:287 [inline] RIP: 0010:bset_search_tree fs/bcachefs/bset.c:1121 [inline] RIP: 0010:__bch2_bset_search fs/bcachefs/bset.c:1173 [inline] RIP: 0010:bch2_btree_node_iter_init+0x3f40/0x4030 fs/bcachefs/bset.c:1326 Code: fd 90 0f 0b e8 71 c2 a9 fd 90 0f 0b e8 69 c2 a9 fd 90 0f 0b e8 61 c2 a9 fd 90 0f 0b e8 59 c2 a9 fd 90 0f 0b e8 51 c2 a9 fd 90 <0f> 0b e8 49 c2 a9 fd 90 0f 0b e8 41 c2 a9 fd 90 0f 0b e8 39 c2 a9 RSP: 0018:ffffc9000d56e3c0 EFLAGS: 00010283 RAX: ffffffff84162f9f RBX: 0000000000000001 RCX: 0000000000100000 RDX: ffffc9000e202000 RSI: 000000000009aeb9 RDI: 000000000009aeba RBP: ffffc9000d56e5f8 R08: ffff88801f9ca440 R09: 0000000000000002 R10: 000000000000ffff R11: 0000000000000002 R12: ffff888052ff3908 R13: dffffc0000000000 R14: 000000000000007f R15: ffff8880564e0288 FS: 00007f21154306c0(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa437b909c0 CR3: 0000000043a7b000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __btree_path_level_init fs/bcachefs/btree_iter.c:603 [inline] bch2_btree_path_level_init+0x50b/0xa20 fs/bcachefs/btree_iter.c:623 btree_path_lock_root fs/bcachefs/btree_iter.c:773 [inline] bch2_btree_path_traverse_one+0xe31/0x2430 fs/bcachefs/btree_iter.c:1189 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:248 [inline] __bch2_btree_iter_peek fs/bcachefs/btree_iter.c:2249 [inline] bch2_btree_iter_peek_max+0x988/0x5260 fs/bcachefs/btree_iter.c:2353 bch2_btree_iter_peek_max_type fs/bcachefs/btree_iter.h:702 [inline] bch2_gc_btree fs/bcachefs/btree_gc.c:700 [inline] bch2_gc_btrees fs/bcachefs/btree_gc.c:763 [inline] bch2_check_allocations+0x11a5/0x5470 fs/bcachefs/btree_gc.c:1065 bch2_run_recovery_pass+0xdf/0x1d0 fs/bcachefs/recovery_passes.c:227 bch2_run_recovery_passes+0x2a0/0xdb0 fs/bcachefs/recovery_passes.c:280 bch2_fs_recovery+0x2399/0x37b0 fs/bcachefs/recovery.c:937 bch2_fs_start+0x70b/0xae0 fs/bcachefs/super.c:1096 bch2_fs_get_tree+0xad7/0x13b0 fs/bcachefs/fs.c:2507 vfs_get_tree+0x8f/0x2b0 fs/super.c:1759 do_new_mount+0x24a/0xa40 fs/namespace.c:3881 do_mount fs/namespace.c:4221 [inline] __do_sys_mount fs/namespace.c:4432 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4409 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f211459010a 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:00007f211542fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f211542fef0 RCX: 00007f211459010a RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007f211542feb0 RBP: 0000200000000040 R08: 00007f211542fef0 R09: 0000000000800000 R10: 0000000000800000 R11: 0000000000000246 R12: 0000200000000000 R13: 00007f211542feb0 R14: 0000000000005aca R15: 0000200000005c80 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bkey_cmp_p_or_unp fs/bcachefs/bset.h:287 [inline] RIP: 0010:bset_search_tree fs/bcachefs/bset.c:1121 [inline] RIP: 0010:__bch2_bset_search fs/bcachefs/bset.c:1173 [inline] RIP: 0010:bch2_btree_node_iter_init+0x3f40/0x4030 fs/bcachefs/bset.c:1326 Code: fd 90 0f 0b e8 71 c2 a9 fd 90 0f 0b e8 69 c2 a9 fd 90 0f 0b e8 61 c2 a9 fd 90 0f 0b e8 59 c2 a9 fd 90 0f 0b e8 51 c2 a9 fd 90 <0f> 0b e8 49 c2 a9 fd 90 0f 0b e8 41 c2 a9 fd 90 0f 0b e8 39 c2 a9 RSP: 0018:ffffc9000d56e3c0 EFLAGS: 00010283 RAX: ffffffff84162f9f RBX: 0000000000000001 RCX: 0000000000100000 RDX: ffffc9000e202000 RSI: 000000000009aeb9 RDI: 000000000009aeba RBP: ffffc9000d56e5f8 R08: ffff88801f9ca440 R09: 0000000000000002 R10: 000000000000ffff R11: 0000000000000002 R12: ffff888052ff3908 R13: dffffc0000000000 R14: 000000000000007f R15: ffff8880564e0288 FS: 00007f21154306c0(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa437b909c0 CR3: 0000000043a7b000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400