BUG: unable to handle kernel NULL pointer dereference at           (null)
IP: do_syscall_64+0x1e3/0x640 arch/x86/entry/common.c:292
PGD 97d94067 P4D 97d94067 PUD 97d95067 PMD 0 
Oops: 0002 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 6341 Comm: syz-executor.2 Not tainted 4.14.179-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff888089af6100 task.stack: ffff888089af8000
RIP: 0010:do_syscall_64+0x1e3/0x640 arch/x86/entry/common.c:292
RSP: 0018:ffff888089afff00 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffff814e0870 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888089afffa8
RBP: ffff888089afff58 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff87d16698
R13: ffff888089afffd0 R14: ffff888089af6100 R15: 0000000000000000
FS:  00000000028dc940(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000097d93000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
invalid opcode: 0000 [#2] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 6341 Comm: syz-executor.2 Not tainted 4.14.179-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff888089af6100 task.stack: ffff888089af8000
RIP: 0010:warn_bad_vsyscall arch/x86/entry/vsyscall/vsyscall_64.c:79 [inline]
RIP: 0010:warn_bad_vsyscall.cold+0x39/0x189 arch/x86/entry/vsyscall/vsyscall_64.c:73
RSP: 0018:ffff888089aff560 EFLAGS: 00010082
RAX: ffff888089af6100 RBX: 1ffff1101135feb5 RCX: ffff888089aff5c8
RDX: 0000000000000000 RSI: ffff888089aff608 RDI: 000000000045ad30
RBP: 000000000045ad30 R08: ffff888089aff690 R09: fffffbfff14a9552
R10: fffffbfff14a9551 R11: ffffffff8a54aa8b R12: ffff888089aff690
R13: ffff888089aff5c8 R14: ffff888089aff608 R15: ffff888089aff5e8
FS:  00000000028dc940(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000097d93000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 2a 48 c1 <ea> 03 80 3c 02 00 74 05 e8 70 f1 82 00 48 8d 7b 50 b8 ff ff 37 
RIP: warn_bad_vsyscall arch/x86/entry/vsyscall/vsyscall_64.c:79 [inline] RSP: ffff888089aff560
RIP: warn_bad_vsyscall.cold+0x39/0x189 arch/x86/entry/vsyscall/vsyscall_64.c:73 RSP: ffff888089aff560
---[ end trace 09687bdfeaf05dfe ]---