max: 14293651161087:U64_MAX:U32_MAX bcachefs (loop0): flagging btree xattrs lost data error reading btree root xattrs l=0: btree_node_read_error, fixing bcachefs (loop0): will run btree node scan bcachefs (loop0): error validating btree node 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 node offset 8/24 bset u64s 375 bset byte offset 328: keys out of order: u64s 11 type alloc_v4 0:4398046511107:0 len 0 ver 0 > u64s 11 type alloc_v4 0:4:0 len 0 ver 0, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=alloc level=0 SPOS_MAX due to error invalid bkey u64s 7 type subvolume 0:1:0 len 0 ver 0: root 0 snapshot id 167772159 invalid inode: delete?, fixing bcachefs (loop0): error validating btree node on loop0 at btree backpointers level 0/0 u64s 11 type btree_ptr_v2 18446744073709551360:8389119:U32_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 bset u64s 0: incorrect max key SPOS_MAX bcachefs (loop0): flagging btree backpointers lost data error reading btree root backpointers l=0: btree_node_read_error, fixing 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:3 len 0 ver 0: seq e870c84bb244c written 0 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0 node offset 0/0: got wrong btree node: got btree=deleted_inodes l=0 seq 2141732156441568332x min: POS_MIN max: SPOS_MAX bcachefs (loop0): flagging btree deleted_inodes lost data error reading btree root deleted_inodes l=0: btree_node_read_error, fixing bcachefs (loop0): error validating btree node on loop0 at btree (unknown) level 26/26 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 21 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0 node offset 0/21 bset u64s 0: incorrect btree id bcachefs (loop0): flagging btree (unknown) lost data error reading btree root (unknown) l=26: btree_node_read_error, fixing 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 xattrs l=0 seq=1 journal_seq=0 cookie=2 POS_MIN-14293651161087:U64_MAX:U32_MAX ptr: 0:31:0 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 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 14293651161087:U64_MAX:U32_MAX len 0 ver 0: seq 2 written 8 min_key POS_MIN durability: 1 ptr: 0:31:0 gen 0 btree node with incorrect max_keyat btree xattrs level 1: parent: u64s 5 type btree_ptr SPOS_MAX len 0 ver 0 child: u64s 11 type btree_ptr_v2 14293651161087:U64_MAX:U32_MAX len 0 ver 0: seq 2 written 8 min_key POS_MIN durability: 1 ptr: 0:31:0 gen 0, fixing bcachefs (loop0): bch2_get_scanned_nodes(): recovering xattrs l=0 14293651161088:0:0 - SPOS_MAX btree node with incorrect max_keyat btree xattrs level 1: parent: u64s 5 type btree_ptr SPOS_MAX len 0 ver 0 child: u64s 11 type btree_ptr_v2 14293651161087:U64_MAX:U32_MAX len 0 ver 0: seq 2 written 8 min_key POS_MIN durability: 1 ptr: 0:31:0 gen 0, fixing bcachefs (loop0): set_node_max(): u64s 11 type btree_ptr_v2 14293651161087:U64_MAX:U32_MAX len 0 ver 0: seq 2 written 8 min_key POS_MIN durability: 1 ptr: 0:31:0 gen 0 -> SPOS_MAX bcachefs (loop0): btree root deleted_inodes unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovering deleted_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 1db8f60c84bb244c written 8 min_key POS_MIN durability: 1 ptr: 0:42:0 gen 0 Oops: general protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077] CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00149-g9bffa1ad25b8 #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:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5089 Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d ab f0 9e 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 88 26 8b 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc9000d136f50 EFLAGS: 00010002 RAX: 000000000000000e RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000000070 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff203308f R12: ffff888000f6a440 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000070 FS: 00007f20d14186c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cb79039058 CR3: 0000000052efa000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 six_lock_ip_waiter+0x9e/0x160 fs/bcachefs/six.c:553 __btree_node_lock_nopath fs/bcachefs/btree_locking.h:225 [inline] btree_node_lock_nopath_nofail fs/bcachefs/btree_locking.h:248 [inline] bch2_check_topology+0x619/0xb20 fs/bcachefs/btree_gc.c:549 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:3511 do_mount fs/namespace.c:3851 [inline] __do_sys_mount fs/namespace.c:4061 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4038 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: 0033:0x7f20d05874ca 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:00007f20d1417e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f20d1417ef0 RCX: 00007f20d05874ca RDX: 00000000200058c0 RSI: 0000000020000000 RDI: 00007f20d1417eb0 RBP: 00000000200058c0 R08: 00007f20d1417ef0 R09: 0000000000000400 R10: 0000000000000400 R11: 0000000000000246 R12: 0000000020000000 R13: 00007f20d1417eb0 R14: 0000000000005a30 R15: 0000000020000400 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5089 Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d ab f0 9e 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 88 26 8b 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc9000d136f50 EFLAGS: 00010002 RAX: 000000000000000e RBX: 0000000000000001 RCX: 0000000000000001 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000000070 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff203308f R12: ffff888000f6a440 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000070 FS: 00007f20d14186c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cb79039058 CR3: 0000000052efa000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: b6 04 mov $0x4,%dh 2: 30 84 c0 0f 85 f8 16 xor %al,0x16f8850f(%rax,%rax,8) 9: 00 00 add %al,(%rax) b: 45 31 f6 xor %r14d,%r14d e: 83 3d ab f0 9e 0e 00 cmpl $0x0,0xe9ef0ab(%rip) # 0xe9ef0c0 15: 0f 84 c8 13 00 00 je 0x13e3 1b: 89 54 24 60 mov %edx,0x60(%rsp) 1f: 89 5c 24 38 mov %ebx,0x38(%rsp) 23: 4c 89 f8 mov %r15,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 80 3c 30 00 cmpb $0x0,(%rax,%rsi,1) <-- trapping instruction 2e: 74 12 je 0x42 30: 4c 89 ff mov %r15,%rdi 33: e8 88 26 8b 00 call 0x8b26c0 38: 48 rex.W 39: be 00 00 00 00 mov $0x0,%esi 3e: 00 fc add %bh,%ah