loop0: detected capacity change from 0 to 32768
JBD2: Ignoring recovery information on journal
ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
(syz.0.0,5322,0):ocfs2_check_dir_entry:338 ERROR: bad entry in directory #4097: rec_len % 4 != 0 - offset=0, inode=18446673704965378049, rec_len=255, name_len=1
(syz.0.0,5322,0):ocfs2_prepare_dir_for_insert:4342 ERROR: status = -2
(syz.0.0,5322,0):ocfs2_mknod:302 ERROR: status = -2
(syz.0.0,5322,0):ocfs2_mknod:506 ERROR: status = -2
(syz.0.0,5322,0):ocfs2_create:679 ERROR: status = -2
loop0: detected capacity change from 32768 to 0
(syz.0.0,5322,0):ocfs2_assign_bh:2417 ERROR: status = -5
(syz.0.0,5322,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -5
(syz.0.0,5322,0):ocfs2_mknod:276 ERROR: status = -5
(syz.0.0,5322,0):ocfs2_create:679 ERROR: status = -5
VFS_BUG_ON_INODE(!S_ISDIR(inode->i_mode)): inode:ffff888046f32460 fs:ocfs2 mode:100000 opflags:0x2 flags:0x20 state:0x0 count:2
------------[ cut here ]------------
kernel BUG at fs/namei.c:687!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5322 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:687 [inline]
RIP: 0010:may_lookup fs/namei.c:1961 [inline]
RIP: 0010:link_path_walk+0x1904/0x1910 fs/namei.c:2604
Code: e8 a1 69 03 00 90 0f 0b e8 09 b6 7c ff 45 89 fc e9 54 fd ff ff e8 fc b5 7c ff 4c 89 e7 48 c7 c6 80 83 de 8b e8 7d 69 03 00 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000774f968 EFLAGS: 00010246
RAX: cb766eabfa38d400 RBX: ffffc9000774fc58 RCX: cb766eabfa38d400
RDX: ffffc90020802000 RSI: 0000000000000841 RDI: 0000000000000842
RBP: 0000000000008000 R08: ffffc9000774f547 R09: 1ffff92000ee9ea8
R10: dffffc0000000000 R11: fffff52000ee9ea9 R12: ffff888046f32460
R13: ffffc9000774fc70 R14: 0000000000008000 R15: ffff888042f00a18
FS:  00007f87054126c0(0000) GS:ffff88808c883000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000002 CR3: 0000000011dbd000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 path_openat+0x236/0x3830 fs/namei.c:4855
 do_file_open+0x23e/0x4a0 fs/namei.c:4888
 do_sys_openat2+0x115/0x200 fs/open.c:1395
 do_sys_open fs/open.c:1401 [inline]
 __do_sys_openat fs/open.c:1417 [inline]
 __se_sys_openat fs/open.c:1412 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1412
 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: 0033:0x7f870459ce59
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:00007f8705411fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8704815fa0 RCX: 00007f870459ce59
RDX: 0000000000000000 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f8704632d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8704816038 R14: 00007f8704815fa0 R15: 00007ffcd18c5048
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:lookup_inode_permission_may_exec fs/namei.c:687 [inline]
RIP: 0010:may_lookup fs/namei.c:1961 [inline]
RIP: 0010:link_path_walk+0x1904/0x1910 fs/namei.c:2604
Code: e8 a1 69 03 00 90 0f 0b e8 09 b6 7c ff 45 89 fc e9 54 fd ff ff e8 fc b5 7c ff 4c 89 e7 48 c7 c6 80 83 de 8b e8 7d 69 03 00 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000774f968 EFLAGS: 00010246
RAX: cb766eabfa38d400 RBX: ffffc9000774fc58 RCX: cb766eabfa38d400
RDX: ffffc90020802000 RSI: 0000000000000841 RDI: 0000000000000842
RBP: 0000000000008000 R08: ffffc9000774f547 R09: 1ffff92000ee9ea8
R10: dffffc0000000000 R11: fffff52000ee9ea9 R12: ffff888046f32460
R13: ffffc9000774fc70 R14: 0000000000008000 R15: ffff888042f00a18
FS:  00007f87054126c0(0000) GS:ffff88808c883000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001840 CR3: 0000000011dbd000 CR4: 0000000000352ef0