panic: trap type 6, code=10, pc=3ca79
Starting stack trace...
panic(ffffffff8282d390) at panic+0x159 sys/kern/subr_prf.c:229
kerntrap(ffff80003780af60) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
acpi_pdirpa() at acpi_pdirpa+0x288ea
rt_match(fffffd8066e990b8,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline]
rt_match(fffffd8066e990b8,0,1,0) at rt_match+0xc3 sys/net/route.c:358
route_mpath(fffffd8066e990a0,ffff80003780b37c,0,0) at route_mpath+0x8b sys/net/route.c:255
in_pcbselsrc(fffffd8007528074,ffff80003780b378,fffffd8066e99028) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975
rip_output(fffffd80774f6e00,fffffd8067547408,ffff80003780b378,195f) at rip_output+0x1f6 sys/netinet/raw_ip.c:313
rip_send(fffffd8067547408,fffffd80774f6e00,0,0) at rip_send+0xe3 sys/netinet/raw_ip.c:657
sosend(fffffd8067547408,0,ffff80003780b578,0,0,0) at sosend+0x7aa
dofilewritev(ffff800030f7cf98,4,ffff80003780b578,0,ffff80003780b630) at dofilewritev+0x1a9 sys/kern/sys_generic.c:375
sys_write(ffff800030f7cf98,ffff80003780b6e0,ffff80003780b630) at sys_write+0x87 sys/kern/sys_generic.c:295
syscall(ffff80003780b6e0) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6ee8689f340, 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 016acda6-80d9-6675-f1e2-930bbf0c87d3
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 3.65
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