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.
(syz.0.0,5338,0):ocfs2_check_set_options:1243 ERROR: Invalid heartbeat mount options
loop0: detected capacity change from 32768 to 32767
OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17058: signature = 
On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted.
OCFS2: File system is now read-only.
(syz.0.0,5338,0):ocfs2_assign_bh:2417 ERROR: status = -30
(syz.0.0,5338,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30
(syz.0.0,5338,0):ocfs2_reflink_inodes_lock:4747 ERROR: status = -30
------------[ cut here ]------------
kernel BUG at fs/ocfs2/inode.c:356!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5338 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:ocfs2_populate_inode+0x15e1/0x1750 fs/ocfs2/inode.c:356
Code: fe e9 5a f7 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 06 fa ff ff 4c 89 f7 e8 aa 2e 6a fe e9 f9 f9 ff ff e8 b0 16 fb fd 90 <0f> 0b e8 a8 16 fb fd 90 0f 0b e8 a0 16 fb fd 90 0f 0b 48 89 5c 24
RSP: 0018:ffffc90003a1f7c0 EFLAGS: 00010287
RAX: ffffffff83cb2e50 RBX: ffff888044177860 RCX: 0000000000100000
RDX: ffffc90020802000 RSI: 0000000000000364 RDI: 0000000000000365
RBP: ffffc90003a1f8f0 R08: ffff8880002a0000 R09: 0000000000000002
R10: 0000000000006000 R11: 0000000000000002 R12: dffffc0000000000
R13: ffff88801226f400 R14: ffff888012a30000 R15: 00000000ffffffff
FS:  00007f6c2ddf56c0(0000) GS:ffff88808c848000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feec9ec10c0 CR3: 0000000041f8b000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ocfs2_read_locked_inode fs/ocfs2/inode.c:620 [inline]
 ocfs2_iget+0xe00/0x1b30 fs/ocfs2/inode.c:157
 ocfs2_lookup+0x2aa/0xa00 fs/ocfs2/namei.c:128
 lookup_one_qstr_excl+0x12d/0x360 fs/namei.c:1810
 __start_dirop fs/namei.c:2920 [inline]
 start_dirop fs/namei.c:2942 [inline]
 filename_create+0x20e/0x370 fs/namei.c:4951
 filename_mkdirat+0xd2/0x510 fs/namei.c:5298
 __do_sys_mkdirat fs/namei.c:5326 [inline]
 __se_sys_mkdirat+0x35/0x150 fs/namei.c:5323
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6c3199bcc7
Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 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:00007f6c2ddf4e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f6c2ddf4ea0 RCX: 00007f6c3199bcc7
RDX: 00000000000001ff RSI: 00002000000000c0 RDI: 00000000ffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000000c0
R13: 00007f6c2ddf4e60 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_populate_inode+0x15e1/0x1750 fs/ocfs2/inode.c:356
Code: fe e9 5a f7 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 06 fa ff ff 4c 89 f7 e8 aa 2e 6a fe e9 f9 f9 ff ff e8 b0 16 fb fd 90 <0f> 0b e8 a8 16 fb fd 90 0f 0b e8 a0 16 fb fd 90 0f 0b 48 89 5c 24
RSP: 0018:ffffc90003a1f7c0 EFLAGS: 00010287
RAX: ffffffff83cb2e50 RBX: ffff888044177860 RCX: 0000000000100000
RDX: ffffc90020802000 RSI: 0000000000000364 RDI: 0000000000000365
RBP: ffffc90003a1f8f0 R08: ffff8880002a0000 R09: 0000000000000002
R10: 0000000000006000 R11: 0000000000000002 R12: dffffc0000000000
R13: ffff88801226f400 R14: ffff888012a30000 R15: 00000000ffffffff
FS:  00007f6c2ddf56c0(0000) GS:ffff88808c848000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 0000000041f8b000 CR4: 0000000000352ef0