bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered disabled state syz_tun: entered allmulticast mode syz_tun: entered promiscuous mode bridge0: port 3(syz_tun) entered blocking state bridge0: port 3(syz_tun) entered forwarding state loop0: detected capacity change from 0 to 32768 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,wide_macs,nojournal_transaction_names invalid journal entry, version=1.7: mi_btree_bitmap type=btree_root in superblock: invalid btree root journal entry: wrong number of keys, fixing invalid journal entry, version=1.7: mi_btree_bitmap type=btree_keys in superblock: k->u64s 0, fixing bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Doing compatible version upgrade from 1.7: mi_btree_bitmap to 1.13: inode_has_child_snapshots running recovery passes: check_allocations,check_inodes invalid bkey u64s 18 type inode_v3 0:4100:U32_MAX len 0 ver 0: (unpack error) invalid variable length fields: delete?, fixing bcachefs (loop0): error validating btree node on loop0 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 node offset 8/16: btree node data missing: expected 16 sectors, found 8, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=lru 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 SPOS_MAX len 0 ver 0: seq 1db8f60c84bb244c written 8 min_key 0:4278190080:0 durability: 1 ptr: 0:42:0 gen 0 node offset 0/8: incorrect min_key: got POS_MIN should be 0:4278190080:0 bcachefs (loop0): flagging btree deleted_inodes lost data error reading btree root deleted_inodes l=0: btree_node_read_error, fixing bcachefs (loop0): will run btree node scan 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=4 cookie=2285c34bed0abe32 POS_MIN-SPOS_MAX ptr: 0:31:0 gen 0 lru l=0 seq=1 journal_seq=0 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 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 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... 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 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 btree root with incorrect max_key: U64_MAX:U64_MAX:4278190080, continuing list_del corruption, ffffc9000d14e588->next is NULL ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:53! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted 6.12.0-syzkaller-11677-g2ba9f676d0a2 #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:__list_del_entry_valid_or_report+0xd0/0x140 lib/list_debug.c:52 Code: f6 da 39 fd 48 8b 13 4c 39 fa 75 6b b0 01 5b 41 5c 41 5e 41 5f c3 cc cc cc cc 48 c7 c7 80 5b 61 8c 4c 89 fe e8 91 44 ff 06 90 <0f> 0b 48 c7 c7 e0 5b 61 8c 4c 89 fe e8 7f 44 ff 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000d14e400 EFLAGS: 00010246 RAX: 0000000000000033 RBX: 0000000000000000 RCX: 00787974432b3a00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc9000d14e790 R08: ffffffff8175768c R09: 1ffff92001a29c1c R10: dffffc0000000000 R11: fffff52001a29c1d R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc9000d14e588 FS: 00007f329efad6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d5ebe0f068 CR3: 0000000044496000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del include/linux/list.h:229 [inline] bch2_journal_iter_exit fs/bcachefs/btree_journal_iter.c:339 [inline] bch2_btree_and_journal_iter_exit+0x2c/0x100 fs/bcachefs/btree_journal_iter.c:443 bch2_btree_node_check_topology+0x13dd/0x2b00 fs/bcachefs/btree_update_interior.c:144 bch2_gc_mark_key+0x1dc/0x10e0 fs/bcachefs/btree_gc.c:588 bch2_gc_btree fs/bcachefs/btree_gc.c:670 [inline] bch2_gc_btrees fs/bcachefs/btree_gc.c:729 [inline] bch2_check_allocations+0x1c3e/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: 0033:0x7f329e181fea 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:00007f329eface88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f329efacf10 RCX: 00007f329e181fea RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 00007f329efaced0 RBP: 0000000020000100 R08: 00007f329efacf10 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000200000c0 R13: 00007f329efaced0 R14: 0000000000005a03 R15: 0000000020002140 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0xd0/0x140 lib/list_debug.c:52 Code: f6 da 39 fd 48 8b 13 4c 39 fa 75 6b b0 01 5b 41 5c 41 5e 41 5f c3 cc cc cc cc 48 c7 c7 80 5b 61 8c 4c 89 fe e8 91 44 ff 06 90 <0f> 0b 48 c7 c7 e0 5b 61 8c 4c 89 fe e8 7f 44 ff 06 90 0f 0b 48 c7 RSP: 0018:ffffc9000d14e400 EFLAGS: 00010246 RAX: 0000000000000033 RBX: 0000000000000000 RCX: 00787974432b3a00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc9000d14e790 R08: ffffffff8175768c R09: 1ffff92001a29c1c R10: dffffc0000000000 R11: fffff52001a29c1d R12: dffffc0000000000 R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc9000d14e588 FS: 00007f329efad6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d5ebe0f068 CR3: 0000000044496000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400