panic: trap type 6, code=10, pc=0
Starting stack trace...
panic(ffffffff82fafbf9) at panic+0x1ba sys/kern/subr_prf.c:229
kerntrap(ffff800035c03760) at kerntrap+0x28b sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
0(b,ffff800035c03928,83,ffff800035c039c8,0,b) at 0
rt_match(fffffd806191e870,0,1,0) at rt_match+0xf0 rt_clone sys/net/route.c:383 [inline]
rt_match(fffffd806191e870,0,1,0) at rt_match+0xf0 sys/net/route.c:358
route_mpath(fffffd806191e858,ffff800035c03b7c,0,0) at route_mpath+0xb8 sys/net/route.c:255
in_pcbselsrc(fffffd807e8a10f4,ffff800035c03b78,fffffd806191e7e0) at in_pcbselsrc+0x250
rip_output(fffffd806ec88400,fffffd805bf3dbd8,ffff800035c03b78,1) at rip_output+0x298 sys/netinet/raw_ip.c:310
rip_send(fffffd805bf3dbd8,fffffd806ec88400,0,0) at rip_send+0x13d sys/netinet/raw_ip.c:628
sosend(fffffd805bf3dbd8,0,ffff800035c03d78,0,0,0) at sosend+0xa40
dofilewritev(ffff80003760ecc8,9,ffff800035c03d78,0,ffff800035c03e30) at dofilewritev+0x23c sys/kern/sys_generic.c:380
sys_write(ffff80003760ecc8,ffff800035c03ee0,ffff800035c03e30) at sys_write+0xa2 sys/kern/sys_generic.c:300
syscall(ffff800035c03ee0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xa995ecc7d00, count: 243
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 1f64d870-06f2-d8bf-7327-adc6877a2997
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