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.
=======================================================
JBD2: Ignoring recovery information on journal
ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
loop0: detected capacity change from 32768 to 32764
OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #65: i_blkno is 69
On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted.
OCFS2: File system is now read-only.
(syz.0.0,5330,0):ocfs2_find_entry_id:420 ERROR: status = -30
VFS_BUG_ON_INODE(!S_ISDIR(inode->i_mode)): inode:ffff888046fe2460 fs:ocfs2 mode:100000 opflags:0x2 flags:0x20 state:0x0 count:2
------------[ cut here ]------------
kernel BUG at fs/namei.c:682!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5330 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 04/01/2014
RIP: 0010:lookup_inode_permission_may_exec fs/namei.c:682 [inline]
RIP: 0010:may_lookup fs/namei.c:1957 [inline]
RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2600
Code: e8 1a 7d 03 00 90 0f 0b e8 e2 ad 7c ff 44 89 fd e9 6a fd ff ff e8 d5 ad 7c ff 48 89 ef 48 c7 c6 80 53 de 8b e8 f6 7c 03 00 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55
RSP: 0018:ffffc9000e507240 EFLAGS: 00010246
RAX: 7ca1a2a170043f00 RBX: ffffc9000e507478 RCX: 7ca1a2a170043f00
RDX: ffffc9000ed3a000 RSI: 0000000000000bc2 RDI: 0000000000000bc3
RBP: ffff888046fe2460 R08: ffffc9000e506e27 R09: 1ffff92001ca0dc4
R10: dffffc0000000000 R11: fffff52001ca0dc5 R12: 0000000000008000
R13: ffffc9000e507440 R14: 0000000000008000 R15: ffff888012014418
FS:  00007fedb0c3a6c0(0000) GS:ffff88808c87c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8b107bc000 CR3: 00000000417cd000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 path_lookupat+0xe4/0x8c0 fs/namei.c:2808
 filename_lookup+0x256/0x5d0 fs/namei.c:2838
 kern_path+0x3d/0x150 fs/namei.c:3044
 unix_find_bsd net/unix/af_unix.c:1215 [inline]
 unix_find_other+0x19d/0xb40 net/unix/af_unix.c:1281
 unix_dgram_sendmsg+0x754/0x18b0 net/unix/af_unix.c:2162
 sock_sendmsg_nosec net/socket.c:787 [inline]
 __sock_sendmsg net/socket.c:802 [inline]
 ____sys_sendmsg+0x972/0x9f0 net/socket.c:2698
 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2752
 __sys_sendmmsg+0x27c/0x4e0 net/socket.c:2841
 __do_sys_sendmmsg net/socket.c:2868 [inline]
 __se_sys_sendmmsg net/socket.c:2865 [inline]
 __x64_sys_sendmmsg+0xa0/0xc0 net/socket.c:2865
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fedafd9ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fedb0c39fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007fedb0015fa0 RCX: 00007fedafd9ce59
RDX: 0000000000000002 RSI: 0000200000000ec0 RDI: 0000000000000006
RBP: 00007fedafe32d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fedb0016038 R14: 00007fedb0015fa0 R15: 00007fffdb6d59e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:lookup_inode_permission_may_exec fs/namei.c:682 [inline]
RIP: 0010:may_lookup fs/namei.c:1957 [inline]
RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2600
Code: e8 1a 7d 03 00 90 0f 0b e8 e2 ad 7c ff 44 89 fd e9 6a fd ff ff e8 d5 ad 7c ff 48 89 ef 48 c7 c6 80 53 de 8b e8 f6 7c 03 00 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55
RSP: 0018:ffffc9000e507240 EFLAGS: 00010246
RAX: 7ca1a2a170043f00 RBX: ffffc9000e507478 RCX: 7ca1a2a170043f00
RDX: ffffc9000ed3a000 RSI: 0000000000000bc2 RDI: 0000000000000bc3
RBP: ffff888046fe2460 R08: ffffc9000e506e27 R09: 1ffff92001ca0dc4
R10: dffffc0000000000 R11: fffff52001ca0dc5 R12: 0000000000008000
R13: ffffc9000e507440 R14: 0000000000008000 R15: ffff888012014418
FS:  00007fedb0c3a6c0(0000) GS:ffff88808c87c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c267ce0020 CR3: 00000000417cd000 CR4: 0000000000352ef0