loop0: detected capacity change from 0 to 32768 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names,read_only 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): recovering from clean shutdown, journal seq 18446744073709551488 bcachefs (loop0): Version upgrade from 1.13: inode_has_child_snapshots to 1.7: mi_btree_bitmap incomplete Doing compatible version upgrade from 1.13: inode_has_child_snapshots to 1.28: inode_has_case_insensitive running recovery passes: check_allocations,check_extents_to_backpointers,check_inodes syz.0.0: attempt to access beyond end of device loop0: rw=6144, sector=18446744073709551615, nr_sectors = 8 limit=32768 bcachefs (loop0): superblock read error: I/O bcachefs (loop0): bch2_write_super(): fatal error : Unable to write superblock to sufficient devices (from bch2_fs_recovery) bcachefs (loop0): fatal error - emergency read only bcachefs (loop0): cannot start: journal seq overflow bcachefs (loop0): error in recovery: EINVAL bcachefs (loop0): bch2_fs_start(): error starting filesystem EINVAL bcachefs (loop0): shutting down bcachefs (loop0): shutdown complete bcachefs: bch2_fs_get_tree() error: EINVAL loop0: detected capacity change from 0 to 32768 gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... gfs2: fsid=statfs_quantum.s: journal 0 mapped with 18 extents in 0ms gfs2: fsid=statfs_quantum.s: first mount done, others may mount gfs2: fsid=statfs_quantum.s: original: statfs_by_dentry fs/statfs.c:66 [inline] gfs2: fsid=statfs_quantum.s: original: vfs_get_fsid+0x19c/0x270 fs/statfs.c:77 gfs2: fsid=statfs_quantum.s: pid: 5353 gfs2: fsid=statfs_quantum.s: lock type: 3 req lock state : 3 gfs2: fsid=statfs_quantum.s: new: statfs_by_dentry fs/statfs.c:66 [inline] gfs2: fsid=statfs_quantum.s: new: vfs_get_fsid+0x19c/0x270 fs/statfs.c:77 gfs2: fsid=statfs_quantum.s: pid: 5353 gfs2: fsid=statfs_quantum.s: lock type: 3 req lock state : 3 gfs2: fsid=statfs_quantum.s: G: s:SH n:3/12 f:aqobn t:SH d:EX/0 a:0 v:0 r:3 m:20 p:0 gfs2: fsid=statfs_quantum.s: H: s:SH f:aH e:0 p:5353 [syz.0.0] statfs_by_dentry fs/statfs.c:66 [inline] gfs2: fsid=statfs_quantum.s: H: s:SH f:aH e:0 p:5353 [syz.0.0] vfs_get_fsid+0x19c/0x270 fs/statfs.c:77 gfs2: fsid=statfs_quantum.s: R: n:18 f:80000000 b:0/0 i:0 q:0 r:0 e:0 ------------[ cut here ]------------ kernel BUG at fs/gfs2/glock.c:1540! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5353 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-11699-g7e161a991ea7 #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:add_to_queue fs/gfs2/glock.c:1540 [inline] RIP: 0010:gfs2_glock_nq+0x14f5/0x1900 fs/gfs2/glock.c:1581 Code: 02 2e fe 41 0f b7 0e 48 c7 c7 00 a8 d0 8b 4c 89 fe 89 da e8 1d 0a 31 fd 31 ff 48 8b 74 24 20 ba 01 00 00 00 e8 fc 6c ff ff 90 <0f> 0b 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 25 ed ff ff 4c 89 f7 e8 RSP: 0018:ffffc9000d54f978 EFLAGS: 00010246 RAX: b4549db37d35a300 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: dffffc0000000000 R08: ffff888052464083 R09: 1ffff1100a48c810 R10: dffffc0000000000 R11: ffffed100a48c811 R12: ffff88801ea7c022 R13: ffff88801ea7c018 R14: ffff88801ea7c092 R15: ffff888035698fd8 FS: 00007fcebf19d6c0(0000) GS:ffff88808d219000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b39a5b2168 CR3: 0000000011ef0000 CR4: 0000000000352ef0 Call Trace: gfs2_glock_nq_init fs/gfs2/glock.h:248 [inline] gfs2_statfs_slow fs/gfs2/super.c:910 [inline] gfs2_statfs+0x41f/0xa50 fs/gfs2/super.c:984 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x19c/0x270 fs/statfs.c:77 fanotify_test_fsid+0x88/0x3c0 fs/notify/fanotify/fanotify_user.c:1685 do_fanotify_mark+0x905/0xf80 fs/notify/fanotify/fanotify_user.c:1975 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2070 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2066 [inline] __x64_sys_fanotify_mark+0xb5/0xd0 fs/notify/fanotify/fanotify_user.c:2066 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: 0033:0x7fcebe38eb69 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fcebf19d038 EFLAGS: 00000246 ORIG_RAX: 000000000000012d RAX: ffffffffffffffda RBX: 00007fcebe5b5fa0 RCX: 00007fcebe38eb69 RDX: 000000000800003e RSI: 0000000000000001 RDI: 0000000000000008 RBP: 00007fcebe411df1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000009 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fcebe5b5fa0 R15: 00007ffe94c04448 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:add_to_queue fs/gfs2/glock.c:1540 [inline] RIP: 0010:gfs2_glock_nq+0x14f5/0x1900 fs/gfs2/glock.c:1581 Code: 02 2e fe 41 0f b7 0e 48 c7 c7 00 a8 d0 8b 4c 89 fe 89 da e8 1d 0a 31 fd 31 ff 48 8b 74 24 20 ba 01 00 00 00 e8 fc 6c ff ff 90 <0f> 0b 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 25 ed ff ff 4c 89 f7 e8 RSP: 0018:ffffc9000d54f978 EFLAGS: 00010246 RAX: b4549db37d35a300 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: dffffc0000000000 R08: ffff888052464083 R09: 1ffff1100a48c810 R10: dffffc0000000000 R11: ffffed100a48c811 R12: ffff88801ea7c022 R13: ffff88801ea7c018 R14: ffff88801ea7c092 R15: ffff888035698fd8 FS: 00007fcebf19d6c0(0000) GS:ffff88808d219000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b39a5b2168 CR3: 0000000011ef0000 CR4: 0000000000352ef0