panic: trap type 6, code=10, pc=e9779
Starting stack trace...
panic(ffffffff82fdaf6d) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff800029fb2e40) at kerntrap+0x29b sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
acpi_pdirpa() at acpi_pdirpa+0xd55ea
rt_clone(ffff800029fb3118,ffff800029fb31b8,0) at rt_clone+0x98 sys/net/route.c:383
rtalloc_mpath(ffff800029fb31b8,fffffd806c068dbc,0) at rtalloc_mpath+0xf2 rt_match sys/net/route.c:360 [inline]
rtalloc_mpath(ffff800029fb31b8,fffffd806c068dbc,0) at rtalloc_mpath+0xf2 sys/net/route.c:476
ip_output(fffffd806c068d00,0,0,0,0,0,a72bc07e5e958909) at ip_output+0x4c7 sys/netinet/ip_output.c:189
ip_send_do_dispatch(ffffffff83627de0,0) at ip_send_do_dispatch+0x128 sys/netinet/ip_input.c:1937
taskq_thread(ffff80000002c000) at taskq_thread+0x157 sys/kern/kern_task.c:448
end trace frame: 0x0, count: 248
End of stack trace.

dump to dev 4,1 not possible
rebooting...
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000080000000 = 2048 MiB
CPUs found: 2     Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID 43b93b83-f320-801a-a1ee-23eab263a335
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 0x000f27c0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
>> OpenBSD/amd64 BOOT 3.67
boot> set $lines = 0
set: syntax error
boot> set $maxwidth = 0
set: syntax error
boot> show panic
boot: illegal argument panic
boot> trace
boot> show registers
boot> show proc
boot> ps
boot> show all locks
boot> show malloc
boot> show all pools
boot> machine ddbcpu 0
machine: syntax error
boot> trace
boot> machine ddbcpu 1
machine: syntax error
boot> trace