panic: malformed IPv4 option passed to ip_optcopy
Starting stack trace...
panic(ffffffff8291a600) at panic+0x16f sys/kern/subr_prf.c:229
ip_fragment(fffffd8066b3b900,ffff80002efd1538,ffff8000001a02a8,5dc) at ip_fragment+0x5b4
ip_output(fffffd8066b3b900,0,fffffd80640ecce8,22,0,0,18faaf8c35123498) at ip_output+0xe3c sys/netinet/ip_output.c:478
divert_output(fffffd80640ecc70,fffffd8066b3b900,fffffd8067c18100,0) at divert_output+0x30a sys/netinet/ip_divert.c:174
sosend(ffff800000fc2db0,fffffd8067c18100,ffff80002efd17a0,0,0,0) at sosend+0x66d
sendit(ffff80002a1b1ac0,4,ffff80002efd1938,0,ffff80002efd1928) at sendit+0x65d sys/kern/uipc_syscalls.c:786
sys_sendmmsg(ffff80002a1b1ac0,ffff80002efd1ae0,ffff80002efd1a30) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677
syscall(ffff80002efd1ae0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002efd1ae0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6376ba684b0, count: 248
End of stack trace.
syncing disks...panic: ffs_update: bad link cnt
Starting stack trace...
panic(ffffffff82958842) at panic+0x16f sys/kern/subr_prf.c:229
ffs_update(fffffd8067598560,0) at ffs_update+0x2ea sys/ufs/ffs/ffs_inode.c:99
VOP_FSYNC(fffffd806141a510,fffffd807f7d7958,2,ffff80002a1b1ac0) at VOP_FSYNC+0xcf sys/kern/vfs_vops.c:311
ffs_sync_vnode(fffffd806141a510,ffff80002efd1190) at ffs_sync_vnode+0x184 sys/ufs/ffs/ffs_vfsops.c:1081
vfs_mount_foreach_vnode(ffff8000006d2400,ffffffff8120ae00,ffff80002efd1190) at vfs_mount_foreach_vnode+0x55 sys/kern/vfs_subr.c:910
ffs_sync(ffff8000006d2400,2,0,fffffd807f7d7958,ffff80002a1b1ac0) at ffs_sync+0x10b sys/ufs/ffs/ffs_vfsops.c:1132
sys_sync(ffff80002a1b1ac0,0,0) at sys_sync+0xbc sys/kern/vfs_syscalls.c:536
vfs_syncwait(ffff80002a1b1ac0,1) at vfs_syncwait+0x3a
vfs_shutdown(ffff80002a1b1ac0) at vfs_shutdown+0x61 sys/kern/vfs_subr.c:1791
boot(100) at boot+0xc5 sys/arch/amd64/amd64/machdep.c:903
reboot(100) at reboot+0x81
panic(ffffffff8291a600) at panic+0x18f sys/kern/subr_prf.c:231
ip_fragment(fffffd8066b3b900,ffff80002efd1538,ffff8000001a02a8,5dc) at ip_fragment+0x5b4
ip_output(fffffd8066b3b900,0,fffffd80640ecce8,22,0,0,18faaf8c35123498) at ip_output+0xe3c sys/netinet/ip_output.c:478
divert_output(fffffd80640ecc70,fffffd8066b3b900,fffffd8067c18100,0) at divert_output+0x30a sys/netinet/ip_divert.c:174
sosend(ffff800000fc2db0,fffffd8067c18100,ffff80002efd17a0,0,0,0) at sosend+0x66d
sendit(ffff80002a1b1ac0,4,ffff80002efd1938,0,ffff80002efd1928) at sendit+0x65d sys/kern/uipc_syscalls.c:786
sys_sendmmsg(ffff80002a1b1ac0,ffff80002efd1ae0,ffff80002efd1a30) at sys_sendmmsg+0x344 sys/kern/uipc_syscalls.c:677
syscall(ffff80002efd1ae0) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002efd1ae0) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6376ba684b0, count: 237
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 8f385a59-d101-44dd-592e-0bd3fdfaf750
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