netlink: 'syz.0.0': attribute type 10 has an invalid length. bond0: (slave wlan1): Enslaving as an active interface with an up link 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 16 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+0x19d/0x2a0 fs/statfs.c:77 gfs2: fsid=statfs_quantum.s: pid: 5323 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+0x19d/0x2a0 fs/statfs.c:77 gfs2: fsid=statfs_quantum.s: pid: 5323 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:5323 [syz.0.0] statfs_by_dentry fs/statfs.c:66 [inline] gfs2: fsid=statfs_quantum.s: H: s:SH f:aH e:0 p:5323 [syz.0.0] vfs_get_fsid+0x19d/0x2a0 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:1542! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.15.0-rc3-syzkaller-00032-ga79be02bba5c #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:1542 [inline] RIP: 0010:gfs2_glock_nq+0x16dd/0x19c0 fs/gfs2/glock.c:1583 Code: fe 0f b7 4d 00 48 c7 c7 40 e4 8f 8c 48 8b 74 24 30 89 da e8 c5 47 05 fd 31 ff 48 8b 74 24 18 ba 01 00 00 00 e8 34 60 ff ff 90 <0f> 0b 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 50 f1 ff ff 4c 89 f7 e8 RSP: 0018:ffffc9000d4a7978 EFLAGS: 00010246 RAX: b28740c9e9ee1d00 RBX: 0000000000000003 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 RBP: ffff88801335c092 R08: ffff888044068083 R09: 1ffff1100880d010 R10: dffffc0000000000 R11: ffffed100880d011 R12: ffff88801335c022 R13: 1ffff1100266b803 R14: ffff88801335c030 R15: ffff8880458f46c0 FS: 00007f9ef18ab6c0(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556fe7637000 CR3: 000000004413e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> gfs2_glock_nq_init fs/gfs2/glock.h:238 [inline] gfs2_statfs_slow fs/gfs2/super.c:916 [inline] gfs2_statfs+0x508/0xbf0 fs/gfs2/super.c:990 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x19d/0x2a0 fs/statfs.c:77 fanotify_test_fsid+0xb6/0x490 fs/notify/fanotify/fanotify_user.c:1690 do_fanotify_mark+0x972/0x1020 fs/notify/fanotify/fanotify_user.c:1985 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2067 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2063 [inline] __x64_sys_fanotify_mark+0xb5/0xd0 fs/notify/fanotify/fanotify_user.c:2063 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9ef098e969 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:00007f9ef18ab038 EFLAGS: 00000246 ORIG_RAX: 000000000000012d RAX: ffffffffffffffda RBX: 00007f9ef0bb5fa0 RCX: 00007f9ef098e969 RDX: 000000005000003a RSI: 0000000000000105 RDI: 0000000000000009 RBP: 00007f9ef0a10ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f9ef0bb5fa0 R15: 00007ffe1ff5b1e8 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:add_to_queue fs/gfs2/glock.c:1542 [inline] RIP: 0010:gfs2_glock_nq+0x16dd/0x19c0 fs/gfs2/glock.c:1583 Code: fe 0f b7 4d 00 48 c7 c7 40 e4 8f 8c 48 8b 74 24 30 89 da e8 c5 47 05 fd 31 ff 48 8b 74 24 18 ba 01 00 00 00 e8 34 60 ff ff 90 <0f> 0b 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 50 f1 ff ff 4c 89 f7 e8 RSP: 0018:ffffc9000d4a7978 EFLAGS: 00010246 RAX: b28740c9e9ee1d00 RBX: 0000000000000003 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 RBP: ffff88801335c092 R08: ffff888044068083 R09: 1ffff1100880d010 R10: dffffc0000000000 R11: ffffed100880d011 R12: ffff88801335c022 R13: 1ffff1100266b803 R14: ffff88801335c030 R15: ffff8880458f46c0 FS: 00007f9ef18ab6c0(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556fe7637000 CR3: 000000004413e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400