panic: malformed IPv4 option passed to ip_optcopy
Starting stack trace...
panic(ffffffff828f7be3) at panic+0x159 sys/kern/subr_prf.c:229
ip_fragment(fffffd807c8ec700,ffff8000341caaf8,ffff80000019e2a8,5dc) at ip_fragment+0x7b1
ip_output(fffffd807c8ec700,0,fffffd807780e078,22,0,0,4b83b2e979a1ac23) at ip_output+0xe10 sys/netinet/ip_output.c:478
divert_output(fffffd807780e000,fffffd807c8ec700,fffffd807c8ec300,0) at divert_output+0x2ca sys/netinet/ip_divert.c:174
sosend(fffffd8063159018,fffffd807c8ec300,ffff8000341cad70,0,0,0) at sosend+0x66d
sendit(ffff80002a6a0d60,4,ffff8000341caf08,0,ffff8000341caef8) at sendit+0x65d sys/kern/uipc_syscalls.c:786
sys_sendmmsg(ffff80002a6a0d60,ffff8000341cb0b0,ffff8000341cb000) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677
syscall(ffff8000341cb0b0) at syscall+0x751 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xfdc01075780, count: 248
End of stack trace.
syncing disks...13 3  done

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 6a63e308-43db-2955-5bd8-f45d251cdfc1
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 0x000f2860: 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