kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 15461 Comm: modprobe Not tainted 5.4.17-syzkaller-01370-g83003512ab3b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:do_last fs/namei.c:3369 [inline]
RIP: 0010:path_openat+0x324/0x3c00 fs/namei.c:3646
Code: 48 89 84 24 00 01 00 00 42 80 3c 38 00 74 08 48 89 df e8 5f ac f8 ff 48 89 5c 24 38 48 8b 1b 48 8d 7b 04 48 89 f8 48 c1 e8 03 <42> 8a 04 38 84 c0 0f 85 4b 24 00 00 8b 43 04 89 84 24 08 01 00 00
RSP: 0018:ffff88801e24f920 EFLAGS: 00010247
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88801e24fb48
RDX: ffff888174356c98 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffff88801e24fbf0 R08: ffffffff81782ec1 R09: 0000000000000003
R10: ffffed1003c49ed7 R11: 0000000000000004 R12: ffff88801e24fc48
R13: ffff8881aa4ec600 R14: ffff88801e24fe40 R15: dffffc0000000000
FS:  00007f658977b700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000040cf9f CR3: 000000001bac8003 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_filp_open+0x1f7/0x430 fs/namei.c:3676
 do_sys_open+0x36f/0x7a0 fs/open.c:1109
 __do_sys_open fs/open.c:1127 [inline]
 __se_sys_open fs/open.c:1122 [inline]
 __x64_sys_open+0x87/0x90 fs/open.c:1122
 do_syscall_64+0xc0/0x100 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f6589093120
Code: Bad RIP value.
RSP: 002b:00007ffeb4476fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f658935e471 RCX: 00007f6589093120
RDX: 0000000000000000 RSI: 0000000000090800 RDI: 00007f658935e471
RBP: 00007f65895632e8 R08: 0000000000000000 R09: 00007ffeb4478122
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00055facc785c680
Modules linked in:
---[ end trace f5e3e5804e88c3c3 ]---
RIP: 0010:do_last fs/namei.c:3369 [inline]
RIP: 0010:path_openat+0x324/0x3c00 fs/namei.c:3646
Code: 48 89 84 24 00 01 00 00 42 80 3c 38 00 74 08 48 89 df e8 5f ac f8 ff 48 89 5c 24 38 48 8b 1b 48 8d 7b 04 48 89 f8 48 c1 e8 03 <42> 8a 04 38 84 c0 0f 85 4b 24 00 00 8b 43 04 89 84 24 08 01 00 00
RSP: 0018:ffff88801e24f920 EFLAGS: 00010247
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88801e24fb48
RDX: ffff888174356c98 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffff88801e24fbf0 R08: ffffffff81782ec1 R09: 0000000000000003
R10: ffffed1003c49ed7 R11: 0000000000000004 R12: ffff88801e24fc48
R13: ffff8881aa4ec600 R14: ffff88801e24fe40 R15: dffffc0000000000
FS:  00007f658977b700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004151c0 CR3: 000000001bac8006 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400