panic: trap type 8, code=0, pc=ffffffff81224cff
Starting stack trace...
panic(ffffffff8259e763) at panic+0x16b sys/kern/subr_prf.c:229
kerntrap(ffff800027bf02e0) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:313
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
rc4_keysetup(ffff8000249ade12,ffff8000249adf24,0) at rc4_keysetup+0xaf sys/crypto/arc4.c:41
pipex_mppe_init(ffff8000249addd8,ffffe5aa,60b2,ffff800000dc4a6c,ffffe5aa) at pipex_mppe_init+0x212 sys/net/pipex.c:2319
pipex_init_session(ffff800027bf0568,ffff800000dc4800) at pipex_init_session+0x5e1 pipex_session_init_mppe_recv sys/net/pipex.c:2327 [inline]
pipex_init_session(ffff800027bf0568,ffff800000dc4800) at pipex_init_session+0x5e1 sys/net/pipex.c:385
pppacioctl(4086334,82907003,ffff800000dc4800,1,ffff8000fffe6008) at pppacioctl+0x156 pppac_add_session sys/net/if_pppx.c:1315 [inline]
pppacioctl(4086334,82907003,ffff800000dc4800,1,ffff8000fffe6008) at pppacioctl+0x156 sys/net/if_pppx.c:1165
VOP_IOCTL(fffffd805c6538d0,82907003,ffff800000dc4800,1,fffffd807f7d77b8,ffff8000fffe6008) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8067a32d18,82907003,ffff800000dc4800,ffff8000fffe6008) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:525
sys_ioctl(ffff8000fffe6008,ffff800027bf08b8,ffff800027bf0900) at sys_ioctl+0x4a2
syscall(ffff800027bf0980) at syscall+0x4c3 mi_syscall sys/sys/syscall_mi.h:101 [inline]
syscall(ffff800027bf0980) at syscall+0x4c3 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xf59bc4bdfa0, count: 245
End of stack trace.
syncing disks...panic: ffs_update: bad link cnt
Starting stack trace...
panic(ffffffff8263a76e) at panic+0x16b sys/kern/subr_prf.c:229
ffs_update(fffffd8065080340,0) at ffs_update+0x303 sys/ufs/ffs/ffs_inode.c:101
VOP_FSYNC(fffffd807ab8e130,fffffd807f7d77b8,2,ffff8000fffe6008) at VOP_FSYNC+0xce sys/kern/vfs_vops.c:311
ffs_sync_vnode(fffffd807ab8e130,ffff800027befff0) at ffs_sync_vnode+0x180 sys/ufs/ffs/ffs_vfsops.c:1197
vfs_mount_foreach_vnode(ffff8000006d7c00,ffffffff81d3c470,ffff800027befff0) at vfs_mount_foreach_vnode+0x55 sys/kern/vfs_subr.c:910
ffs_sync(ffff8000006d7c00,2,0,fffffd807f7d77b8,ffff8000fffe6008) at ffs_sync+0x11f sys/ufs/ffs/ffs_vfsops.c:1248
sys_sync(ffff8000fffe6008,0,0) at sys_sync+0xbc sys/kern/vfs_syscalls.c:537
vfs_syncwait(ffff8000fffe6008,1) at vfs_syncwait+0x36
vfs_shutdown(ffff8000fffe6008) at vfs_shutdown+0x5d sys/kern/vfs_subr.c:1791
boot(100) at boot+0xc8 sys/arch/amd64/amd64/machdep.c:830
unmap_startup() at unmap_startup
panic(ffffffff8259e763) at panic+0x18b sys/kern/subr_prf.c:231
kerntrap(ffff800027bf02e0) at kerntrap+0x1c7 sys/arch/amd64/amd64/trap.c:313
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
rc4_keysetup(ffff8000249ade12,ffff8000249adf24,0) at rc4_keysetup+0xaf sys/crypto/arc4.c:41
pipex_mppe_init(ffff8000249addd8,ffffe5aa,60b2,ffff800000dc4a6c,ffffe5aa) at pipex_mppe_init+0x212 sys/net/pipex.c:2319
pipex_init_session(ffff800027bf0568,ffff800000dc4800) at pipex_init_session+0x5e1 pipex_session_init_mppe_recv sys/net/pipex.c:2327 [inline]
pipex_init_session(ffff800027bf0568,ffff800000dc4800) at pipex_init_session+0x5e1 sys/net/pipex.c:385
pppacioctl(4086334,82907003,ffff800000dc4800,1,ffff8000fffe6008) at pppacioctl+0x156 pppac_add_session sys/net/if_pppx.c:1315 [inline]
pppacioctl(4086334,82907003,ffff800000dc4800,1,ffff8000fffe6008) at pppacioctl+0x156 sys/net/if_pppx.c:1165
VOP_IOCTL(fffffd805c6538d0,82907003,ffff800000dc4800,1,fffffd807f7d77b8,ffff8000fffe6008) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8067a32d18,82907003,ffff800000dc4800,ffff8000fffe6008) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:525
sys_ioctl(ffff8000fffe6008,ffff800027bf08b8,ffff800027bf0900) at sys_ioctl+0x4a2
syscall(ffff800027bf0980) at syscall+0x4c3 mi_syscall sys/sys/syscall_mi.h:101 [inline]
syscall(ffff800027bf0980) at syscall+0x4c3 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xf59bc4bdfa0, count: 234
End of stack trace.

dump to dev 4,1 not possible
rpeabnoico:t iknegr..ne.
l diagnostic 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 10ee261f-e4fb-b939-235d-2a56a4c27911
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 0x000f24c0: 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 3.54
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