panic: trap type 6, code=10, pc=0
Starting stack trace...
panic(ffffffff8284d664) at panic+0x16f sys/kern/subr_prf.c:229
kerntrap(ffff80002bcb0a30) at kerntrap+0x1d7 sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
0(b,ffff80002bcb0bf8,3,ffff80002bcb0c98,0,b) at 0
rt_clone(ffff80002bcb0d08,fffffd806f4b2e10,0) at rt_clone+0x7d sys/net/route.c:383
route_mpath(fffffd806f4b2df8,ffff80002bcb0e5c,0,0) at route_mpath+0x112 rt_match sys/net/route.c:360 [inline]
route_mpath(fffffd806f4b2df8,ffff80002bcb0e5c,0,0) at route_mpath+0x112 rtalloc_mpath sys/net/route.c:476 [inline]
route_mpath(fffffd806f4b2df8,ffff80002bcb0e5c,0,0) at route_mpath+0x112 sys/net/route.c:255
in_pcbselsrc(fffffd80695529f8,ffff80002bcb0e58,fffffd806f4b2d80) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975
rip_output(fffffd8069552900,ffff800010fdc7d8,ffff80002bcb0e58,16d) at rip_output+0x21d sys/netinet/raw_ip.c:313
rip_send(ffff800010fdc7d8,fffffd8069552900,0,0) at rip_send+0xe3 sys/netinet/raw_ip.c:657
sosend(ffff800010fdc7d8,0,ffff80002bcb1058,0,0,0) at sosend+0x663
dofilewritev(ffff80002a262a60,9,ffff80002bcb1058,0,ffff80002bcb1110) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375
sys_write(ffff80002a262a60,ffff80002bcb11c0,ffff80002bcb1110) at sys_write+0x87 sys/kern/sys_generic.c:295
syscall(ffff80002bcb11c0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002bcb11c0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xb93c4fdb620, 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 f8e08a03-81bc-3227-53c0-939594373760
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 0x000f27f0: 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 3.65
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