WARNING: CPU: 1 PID: 12178 at fs/open.c:778 do_dentry_open+0x4ad/0xe40 fs/open.c:778
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 12178 Comm: syz-executor0 Not tainted 4.17.0+ #103
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 panic+0x238/0x4e7 kernel/panic.c:184
 __warn.cold.8+0x163/0x1ba kernel/panic.c:536
 report_bug+0x252/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x1fc/0x4d0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992
RIP: 0010:do_dentry_open+0x4ad/0xe40 fs/open.c:778
Code: 7b 28 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 15 08 00 00 48 c7 43 28 00 00 00 00 e8 33 7e b9 ff <0f> 0b e8 2c 7e b9 ff 48 8d 43 18 41 be ed ff ff ff 48 89 45 c0 e9 
RSP: 0018:ffff8801d74bf7c8 EFLAGS: 00010216
RAX: 0000000000040000 RBX: ffff8801b5d9b540 RCX: ffffc90012eb0000
RDX: 000000000000021e RSI: ffffffff81c22b1d RDI: ffff8801b5d9b568
RBP: ffff8801d74bf840 R08: ffff8801aedb8200 R09: ffffed003b4a5cc8
R10: ffffed003b4a5cc8 R11: ffff8801da52e643 R12: ffff8801c92e9430
R13: ffff8801c92e9628 R14: 0000000000000000 R15: ffff8801b5d9b5bc
 vfs_open+0x139/0x230 fs/open.c:908
 do_last fs/namei.c:3370 [inline]
 path_openat+0x174a/0x4e10 fs/namei.c:3511
 do_filp_open+0x255/0x380 fs/namei.c:3545
 do_sys_open+0x584/0x760 fs/open.c:1101
 __do_sys_openat fs/open.c:1128 [inline]
 __se_sys_openat fs/open.c:1122 [inline]
 __x64_sys_openat+0x9d/0x100 fs/open.c:1122
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x455b29
Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 
RSP: 002b:00007fd8c5eb3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fd8c5eb46d4 RCX: 0000000000455b29
RDX: 0000000000000040 RSI: 0000000020000140 RDI: ffffffffffffff9c
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000040 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000004c01f6 R14: 00000000004cf478 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..