[  30.1535388] fatal page fault in supervisor mode
[  30.1535388] trap type 6 code 0x2 rip 0xffffffff8022b84c cs 0x8 rflags 0x10246 cr2 0 ilevel 0 rsp 0xffff96016ee57ae8
[  30.1735666] curlwp 0xffff960012eb7780 pid 411.2 lowest kstack 0xffff96016ee502c0
[  30.1735666] panic: trap
[  30.1835801] cpu1: Begin traceback...
[  30.1835801] vpanic() at netbsd:vpanic+0x214
[  30.1935943] snprintf() at netbsd:snprintf
[  30.2036083] startlwp() at netbsd:startlwp
[  30.2136237] alltraps() at netbsd:alltraps+0xb2
[  30.2236501] do_sys_accept() at netbsd:do_sys_accept+0x2f4
[  30.2336453] sys_accept() at netbsd:sys_accept+0xac
[  30.2436598] sys_syscall() at netbsd:sys_syscall+0xe2
[  30.2536719] syscall() at netbsd:syscall+0x348
[  30.2636839] --- syscall (number 0) ---
[  30.2636839] 78399cc3f4ca:
[  30.2636839] cpu1: End traceback...

[  30.2736990] dumping to dev 4,1 (offset=0, size=0): not possible
[  30.2736990] rebooting...
SeaBIOS (version 1.8.2-20190322_093631-google)
Total RAM Size = 0x00000001e0000000 = 7680 MiB
CPUs found: 2     Max CPUs supported: 2
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=4194304 = 2048 MiB
drive 0x000f29c0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Booting from Hard Disk 0...

>> NetBSD/x86 BIOS Boot, Revision 5.10 (Tue Jul 17 14:59:51 UTC 2018) (from NetBSD 8.0)
>> Memory: 639/3144640 k

     1. Boot normally
     2. Boot single user
     3. Disable ACPI
     4. Disable ACPI and SMP
     5. Drop to boot prompt