VFS_BUG_ON_INODE(!S_ISDIR(inode->i_mode)) encountered for inode ffff888045120878
fs ocfs2 mode 100000 opflags 0x2 flags 0x20 state 0x0 count 2
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kernel BUG at fs/namei.c:630!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5335 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~bpo12+1 04/01/2014
RIP: 0010:lookup_inode_permission_may_exec fs/namei.c:630 [inline]
RIP: 0010:may_lookup fs/namei.c:1900 [inline]
RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2537
Code: e8 4a 84 e8 fe 90 0f 0b e8 f2 06 82 ff 44 89 fd e9 6a fd ff ff e8 e5 06 82 ff 48 89 ef 48 c7 c6 c0 e8 99 8b e8 26 84 e8 fe 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:ffffc9000e5ef8a0 EFLAGS: 00010282
RAX: 000000000000008e RBX: ffffc9000e5efc58 RCX: 85ca77a4f32c0a00
RDX: ffffc90020c62000 RSI: 00000000000008fc RDI: 00000000000008fd
RBP: ffff888045120878 R08: ffffc9000e5ef567 R09: 1ffff92001cbdeac
R10: dffffc0000000000 R11: fffff52001cbdead R12: 0000000000008000
R13: ffffc9000e5efc20 R14: 0000000000008000 R15: ffff88801ee70020
FS:  00007f52eb8d26c0(0000) GS:ffff88808d239000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f52eb8d1fc8 CR3: 0000000037e43000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 path_openat+0x2b3/0x3dd0 fs/namei.c:4783
 do_filp_open+0x1fa/0x410 fs/namei.c:4814
 do_sys_openat2+0x121/0x200 fs/open.c:1430
 do_sys_open fs/open.c:1436 [inline]
 __do_sys_open fs/open.c:1444 [inline]
 __se_sys_open fs/open.c:1440 [inline]
 __x64_sys_open+0x11e/0x150 fs/open.c:1440
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f52ea98f7c9
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:00007f52eb8d2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f52eabe6090 RCX: 00007f52ea98f7c9
RDX: 00000000000000b4 RSI: 000000000016f8be RDI: 0000200000000780
RBP: 00007f52eaa13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f52eabe6128 R14: 00007f52eabe6090 R15: 00007ffde5864128
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:lookup_inode_permission_may_exec fs/namei.c:630 [inline]
RIP: 0010:may_lookup fs/namei.c:1900 [inline]
RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2537
Code: e8 4a 84 e8 fe 90 0f 0b e8 f2 06 82 ff 44 89 fd e9 6a fd ff ff e8 e5 06 82 ff 48 89 ef 48 c7 c6 c0 e8 99 8b e8 26 84 e8 fe 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:ffffc9000e5ef8a0 EFLAGS: 00010282
RAX: 000000000000008e RBX: ffffc9000e5efc58 RCX: 85ca77a4f32c0a00
RDX: ffffc90020c62000 RSI: 00000000000008fc RDI: 00000000000008fd
RBP: ffff888045120878 R08: ffffc9000e5ef567 R09: 1ffff92001cbdeac
R10: dffffc0000000000 R11: fffff52001cbdead R12: 0000000000008000
R13: ffffc9000e5efc20 R14: 0000000000008000 R15: ffff88801ee70020
FS:  00007f52eb8d26c0(0000) GS:ffff88808d239000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f52eb8d1fc8 CR3: 0000000037e43000 CR4: 0000000000352ef0