VFS_BUG_ON_INODE(!S_ISDIR(inode->i_mode)) encountered for inode ffff88805dedc178 fs ocfs2 mode 100000 opflags 0x2 flags 0x20 state 0x0 count 2 ------------[ cut here ]------------ kernel BUG at fs/namei.c:630! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 6938 Comm: syz.0.211 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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 5a 1f ea fe 90 0f 0b e8 b2 96 83 ff 44 89 fd e9 6a fd ff ff e8 a5 96 83 ff 48 89 ef 48 c7 c6 40 d8 79 8b e8 36 1f ea 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:ffffc9000c5efa00 EFLAGS: 00010282 RAX: 000000000000008e RBX: ffffc9000c5efb98 RCX: 245def850d958500 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff88805dedc178 R08: ffffc9000c5ef6c7 R09: 1ffff920018bded8 R10: dffffc0000000000 R11: fffff520018bded9 R12: 0000000000008000 R13: ffffc9000c5efb60 R14: 0000000000008000 R15: ffff8880222b4420 FS: 00007fbdd15fe6c0(0000) GS:ffff888125f4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30263fff CR3: 0000000078e9e000 CR4: 00000000003526f0 Call Trace: path_parentat fs/namei.c:2793 [inline] __filename_parentat+0x246/0x670 fs/namei.c:2817 filename_parentat fs/namei.c:2835 [inline] filename_create+0xcf/0x360 fs/namei.c:4860 do_mkdirat+0xca/0x4b0 fs/namei.c:5156 __do_sys_mkdirat fs/namei.c:5186 [inline] __se_sys_mkdirat fs/namei.c:5184 [inline] __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:5184 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: 0033:0x7fbdd1f8de97 Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 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:00007fbdd15fde68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fbdd15fdef0 RCX: 00007fbdd1f8de97 RDX: 00000000000001ff RSI: 0000200000000f00 RDI: 00000000ffffff9c RBP: 0000200000000380 R08: 0000200000000100 R09: 0000000000000000 R10: 0000200000000380 R11: 0000000000000246 R12: 0000200000000f00 R13: 00007fbdd15fdeb0 R14: 0000000000000000 R15: 0000200000000f40 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 5a 1f ea fe 90 0f 0b e8 b2 96 83 ff 44 89 fd e9 6a fd ff ff e8 a5 96 83 ff 48 89 ef 48 c7 c6 40 d8 79 8b e8 36 1f ea 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:ffffc9000c5efa00 EFLAGS: 00010282 RAX: 000000000000008e RBX: ffffc9000c5efb98 RCX: 245def850d958500 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff88805dedc178 R08: ffffc9000c5ef6c7 R09: 1ffff920018bded8 R10: dffffc0000000000 R11: fffff520018bded9 R12: 0000000000008000 R13: ffffc9000c5efb60 R14: 0000000000008000 R15: ffff8880222b4420 FS: 00007fbdd15fe6c0(0000) GS:ffff888125f4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000078e9e000 CR4: 00000000003526f0