loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,erasure_code,nojournal_transaction_names,version_upgrade=none allowing incompatible features above 0.0: (unknown version) features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 bcachefs (loop0): invalid journal entry, version=1.7: mi_btree_bitmap type=data_usage in superblock: invalid journal entry usage: bad size, fixing bcachefs (loop0): invalid bkey in superblock btree=snapshots level=0: u64s 11 type btree_ptr_v2 18446742987082825727:U64_MAX:U32_MAX len 0 ver 0: seq ebb8d5a9e3463bdb written 16 min_key POS_MIN durability: 1 ptr: 0:32:0 gen 0 invalid key type for btree snapshots (btree_ptr_v2), deleting bcachefs (loop0): recovering from clean shutdown, journal seq 10 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 13:15825319237091590144:0 durability: 1 ptr: 0:37:0 gen 0 loop0 node offset 0/24: incorrect min_key: got POS_MIN should be 13:15825319237091590144:0 loop0 btree validate error flagging btree backpointers lost data running recovery pass check_topology (2), currently at recovery_pass_empty (0) running recovery pass check_allocations (8), currently at recovery_pass_empty (0) running recovery pass check_lrus (14), currently at recovery_pass_empty (0) running recovery pass check_backpointers_to_extents (16), currently at recovery_pass_empty (0) running recovery pass check_btree_backpointers (15), currently at recovery_pass_empty (0) running recovery pass check_extents_to_backpointers (17), currently at recovery_pass_empty (0) ret btree_node_read_err_bad_node bcachefs (loop0): error reading btree root btree=backpointers level=0: btree_node_read_error, fixing bcachefs (loop0): check_topology... done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): snapshots_read... done bcachefs (loop0): check_allocations... bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap 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 bcachefs (loop0): pointer to missing indirect extent in (disconnected) offset 18446744073673899776: -4096 u64s 7 type reflink_p 4099:8:4294905343 len 8 ver 0: idx 1342180894 front_pad 139265 back_pad 0 missing reflink btree range 1342041629-1342180902, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0, fixing ------------[ cut here ]------------ kernel BUG at fs/bcachefs/btree_iter.c:633! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5362 Comm: syz.0.0 Not tainted syzkaller #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:bch2_btree_path_level_init+0x9f9/0xa20 fs/bcachefs/btree_iter.c:633 Code: 91 fb ff ff e8 48 b7 97 fd 90 0f 0b e8 40 b7 97 fd 90 0f 0b e8 38 b7 97 fd 90 0f 0b e8 30 b7 97 fd 90 0f 0b e8 28 b7 97 fd 90 <0f> 0b e8 20 b7 97 fd 90 0f 0b e8 18 b7 97 fd 90 0f 0b e8 10 b7 97 RSP: 0018:ffffc9000d3e64a0 EFLAGS: 00010287 RAX: ffffffff84280408 RBX: ffff888052b5c360 RCX: 0000000000100000 RDX: ffffc9000e012000 RSI: 0000000000087d69 RDI: 0000000000087d6a RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52001a7cc88 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000000ffff FS: 00007f8696a8c6c0(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f979baa0000 CR3: 0000000035928000 CR4: 0000000000352ef0 Call Trace: btree_path_lock_root fs/bcachefs/btree_iter.c:787 [inline] bch2_btree_path_traverse_one+0xfec/0x21d0 fs/bcachefs/btree_iter.c:1203 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:250 [inline] __bch2_btree_iter_peek fs/bcachefs/btree_iter.c:2267 [inline] bch2_btree_iter_peek_max+0x9e8/0x58f0 fs/bcachefs/btree_iter.c:2384 bch2_btree_iter_peek_max_type fs/bcachefs/btree_iter.h:743 [inline] bch2_gc_btree fs/bcachefs/btree_gc.c:729 [inline] bch2_gc_btrees fs/bcachefs/btree_gc.c:792 [inline] bch2_check_allocations+0x120d/0x57b0 fs/bcachefs/btree_gc.c:1094 bch2_run_recovery_pass fs/bcachefs/recovery_passes.c:484 [inline] __bch2_run_recovery_passes+0x3bd/0x1060 fs/bcachefs/recovery_passes.c:539 bch2_run_recovery_passes+0x184/0x210 fs/bcachefs/recovery_passes.c:610 bch2_fs_recovery+0x2690/0x3a50 fs/bcachefs/recovery.c:1016 bch2_fs_start+0xaaf/0xda0 fs/bcachefs/super.c:1213 bch2_fs_get_tree+0xb39/0x1520 fs/bcachefs/fs.c:2488 vfs_get_tree+0x92/0x2b0 fs/super.c:1815 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3808 do_mount fs/namespace.c:4136 [inline] __do_sys_mount fs/namespace.c:4347 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4324 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: 0033:0x7f8695b9038a 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:00007f8696a8be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f8696a8bef0 RCX: 00007f8695b9038a RDX: 0000200000000080 RSI: 0000200000000000 RDI: 00007f8696a8beb0 RBP: 0000200000000080 R08: 00007f8696a8bef0 R09: 0000000002808040 R10: 0000000002808040 R11: 0000000000000246 R12: 0000200000000000 R13: 00007f8696a8beb0 R14: 0000000000005951 R15: 0000200000000200 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bch2_btree_path_level_init+0x9f9/0xa20 fs/bcachefs/btree_iter.c:633 Code: 91 fb ff ff e8 48 b7 97 fd 90 0f 0b e8 40 b7 97 fd 90 0f 0b e8 38 b7 97 fd 90 0f 0b e8 30 b7 97 fd 90 0f 0b e8 28 b7 97 fd 90 <0f> 0b e8 20 b7 97 fd 90 0f 0b e8 18 b7 97 fd 90 0f 0b e8 10 b7 97 RSP: 0018:ffffc9000d3e64a0 EFLAGS: 00010287 RAX: ffffffff84280408 RBX: ffff888052b5c360 RCX: 0000000000100000 RDX: ffffc9000e012000 RSI: 0000000000087d69 RDI: 0000000000087d6a RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52001a7cc88 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 000000000000ffff FS: 00007f8696a8c6c0(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f979baa0000 CR3: 0000000035928000 CR4: 0000000000352ef0