panic: trap type 6, code=10, pc=3ca79
Starting stack trace...
panic(ffffffff828547a8) at panic+0x16f sys/kern/subr_prf.c:229
kerntrap(ffff80002d0b98d0) at kerntrap+0x1d7 sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
acpi_pdirpa() at acpi_pdirpa+0x288ea
rt_clone(ffff80002d0b9ba8,fffffd806f440b10,0) at rt_clone+0x7d sys/net/route.c:383
route_mpath(fffffd806f440af8,ffff80002d0b9cfc,0,0) at route_mpath+0x112 rt_match sys/net/route.c:360 [inline]
route_mpath(fffffd806f440af8,ffff80002d0b9cfc,0,0) at route_mpath+0x112 rtalloc_mpath sys/net/route.c:476 [inline]
route_mpath(fffffd806f440af8,ffff80002d0b9cfc,0,0) at route_mpath+0x112 sys/net/route.c:255
in_pcbselsrc(fffffd807b8099f8,ffff80002d0b9cf8,fffffd806f440a80) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975
rip_output(fffffd807b809900,ffff800000f33a10,ffff80002d0b9cf8,537) at rip_output+0x21d sys/netinet/raw_ip.c:313
rip_send(ffff800000f33a10,fffffd807b809900,0,0) at rip_send+0xe3 sys/netinet/raw_ip.c:657
sosend(ffff800000f33a10,0,ffff80002d0b9e58,0,0,0) at sosend+0x7aa
sendit(ffff8000ffff6a58,5,ffff80002d0b9fd0,0,ffff80002d0ba090) at sendit+0x54c sys/kern/uipc_syscalls.c:786
sys_sendmsg(ffff8000ffff6a58,ffff80002d0ba140,ffff80002d0ba090) at sys_sendmsg+0x19b sys/kern/uipc_syscalls.c:604
syscall(ffff80002d0ba140) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002d0ba140) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x38c72e9c520, 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 2c48b237-609e-0a7d-d6ca-08d70f46a694
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