(syz.0.0,5322,0):ocfs2_validate_inode_block:1449 ERROR: Invalid dinode #65: Corrupt state (nlink = 0 or mode = 0) detected! (syz.0.0,5322,0):ocfs2_assign_bh:2417 ERROR: status = -117 (syz.0.0,5322,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -117 (syz.0.0,5322,0):ocfs2_fileattr_set:102 ERROR: status = -117 VFS_BUG_ON_INODE(!S_ISDIR(inode->i_mode)) encountered for inode ffff888056080878 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 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:630 [inline] RIP: 0010:may_lookup fs/namei.c:1908 [inline] RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2545 Code: e8 ea bb e6 fe 90 0f 0b e8 42 25 81 ff 44 89 fd e9 6a fd ff ff e8 35 25 81 ff 48 89 ef 48 c7 c6 a0 e7 9d 8b e8 c6 bb e6 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:ffffc9000e0bf8a0 EFLAGS: 00010282 RAX: 000000000000008e RBX: ffffc9000e0bfc58 RCX: d732c39d1f3f8500 RDX: ffffc90020001000 RSI: 000000000000089b RDI: 000000000000089c RBP: ffff888056080878 R08: ffffc9000e0bf5c7 R09: 1ffff92001c17eb8 R10: dffffc0000000000 R11: fffff52001c17eb9 R12: 0000000000008000 R13: ffffc9000e0bfc20 R14: 0000000000008000 R15: ffff88801fca4420 FS: 00007f0aaeff56c0(0000) GS:ffff88808cf1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4f44c65000 CR3: 0000000011862000 CR4: 0000000000352ef0 Call Trace: path_openat+0x2bf/0x3e20 fs/namei.c:4792 do_filp_open+0x22d/0x490 fs/namei.c:4823 do_sys_openat2+0x12f/0x220 fs/open.c:1430 do_sys_open fs/open.c:1436 [inline] __do_sys_openat fs/open.c:1452 [inline] __se_sys_openat fs/open.c:1447 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1447 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0ab2b9acb9 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:00007f0aaeff5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f0ab2e16090 RCX: 00007f0ab2b9acb9 RDX: 0000000000000000 RSI: 0000200000000200 RDI: ffffffffffffff9c RBP: 00007f0ab2c08bf7 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0ab2e16128 R14: 00007f0ab2e16090 R15: 00007ffd0544dbb8 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:1908 [inline] RIP: 0010:link_path_walk+0x18cb/0x18d0 fs/namei.c:2545 Code: e8 ea bb e6 fe 90 0f 0b e8 42 25 81 ff 44 89 fd e9 6a fd ff ff e8 35 25 81 ff 48 89 ef 48 c7 c6 a0 e7 9d 8b e8 c6 bb e6 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:ffffc9000e0bf8a0 EFLAGS: 00010282 RAX: 000000000000008e RBX: ffffc9000e0bfc58 RCX: d732c39d1f3f8500 RDX: ffffc90020001000 RSI: 000000000000089b RDI: 000000000000089c RBP: ffff888056080878 R08: ffffc9000e0bf5c7 R09: 1ffff92001c17eb8 R10: dffffc0000000000 R11: fffff52001c17eb9 R12: 0000000000008000 R13: ffffc9000e0bfc20 R14: 0000000000008000 R15: ffff88801fca4420 FS: 00007f0aaeff56c0(0000) GS:ffff88808cf1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0ab2e0c050 CR3: 0000000011862000 CR4: 0000000000352ef0