Hello, here is the complete output:
# fdisk sd0
Disk: sd0 geometry: 13054/255/63 [209715200 Sectors]
Offset: 0 Signature: 0xAA55
Starting Ending LBA Info:
#: id C H S - C H S [ start: size ]
-------------------------------------------------------------------------------
0: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
1: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
2: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
*3: A6 0 1 2 - 129 254 63 [ 64: 2088386 ] OpenBSD
# disklabel sd0
# /dev/rsd0c:
type: SCSI
disk: SCSI disk
label: Block Device
duid: d920b14a5a56ad5f
flags:
bytes/sector: 512
sectors/track: 63
tracks/cylinder: 255
sectors/cylinder: 16065
cylinders: 130
total sectors: 209715200
boundstart: 64
boundend: 2088450
drivedata: 0
16 partitions:
# size offset fstype [fsize bsize cpg]
a: 2088384 64 4.2BSD 2048 16384 1
c: 209715200 0 unused
#fdisk -i sd0
Do you wish to write new MBR and partition table? [n] y
Writing MBR at offset 0.
# fdisk sd0
Disk: sd0 geometry: 13054/255/63 [209715200 Sectors]
Offset: 0 Signature: 0xAA55
Starting Ending LBA Info:
#: id C H S - C H S [ start: size ]
-------------------------------------------------------------------------------
0: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
1: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
2: 00 0 0 0 - 0 0 0 [ 0: 0 ] unused
*3: A6 0 1 2 - 13053 254 63 [ 64: 209712446 ] OpenBSD
# disklabel -E sd0
Label editor (enter '?' for help at any prompt)
> b
Starting sector: [64]
Size ('*' for entire disk): [2088386] *
> c
partition to change size: [] a
Partition a is currently 2088384 sectors in size, and can have a maximum
size of 209715136 sectors.
size: [2088384] 209715136
> q
Write new label?: [y] y
# disklabel sd0
# /dev/rsd0c:
type: SCSI
disk: SCSI disk
label: Block Device
duid: d920b14a5a56ad5f
flags:
bytes/sector: 512
sectors/track: 63
tracks/cylinder: 255
sectors/cylinder: 16065
cylinders: 130
total sectors: 209715200
boundstart: 64
boundend: 209715200
drivedata: 0
16 partitions:
# size offset fstype [fsize bsize cpg]
a: 209715136 64 4.2BSD 2048 16384 1
c: 209715200 0 unused
# mount /dev/sd0a /mnt
# cp /mnt/sbin/growfs .
# cp /mnt/sbin/dumpfs .
# umount /mnt
# mount
/dev/rd0a on / type ffs (local)
# dumpfs /dev/sd0a | less
^magic 11954 (FFS1) time Wed Nov 12 10:13:55 2014
id [ 545cc5cf 7a01be79 ]
cylgrp dynamic inodes 4.4BSD fslevel 3
ncg 6 ncyl 6 size 522096 blocks 512247
bsize 16384 shift 14 mask 0xffffc000
fsize 2048 shift 11 mask 0xfffff800
frag 8 shift 3 fsbtodb 2
minfree 5% optim time symlinklen 60
maxbpg 4096 maxcontig 1 contigsumsize 0
nbfree 36554 ndir 1011 nifree 141082 nffree 208
cpg 1 bpg 12958 fpg 103664 ipg 25984
nindir 4096 inopb 128 nspf 4 maxfilesize 1126174852055039
sbsize 2048 cgsize 16384 cgoffset 0 cgmask 0xffffffff
csaddr 1648 cssize 2048
rotdelay 0ms rps 60 interleave 1
nsect 414656 npsect 414656 spc 414656
sblkno 8 cblkno 16 iblkno 24 dblkno 1648
cgrotor 0 fmod 0 ronly 0 clean 1
avgfpdir 64 avgfilesize 16384
flags updated
fsmnt /mnt
volname swuid 0
# growfs /dev/sd0a
We strongly recommend you to make a backup before growing the Filesystem
Did you backup your data (Yes/No) ? yes
new filesystem size is: 52428784 frags
Warning: 313856 sector(s) cannot be allocated.
growfs: 102246.7MB (209401280 sectors) block size 16384, fragment size 2048
using 505 cylinder groups of 202.47MB, 12958 blks, 25984 inodes.
super-block backups (for fsck -b #) at:
....
....
# dumpfs /dev/sd0a | less
^magic 11954 (FFS1) time Wed Nov 12 10:19:09 2014
id [ 545cc5cf 7a01be79 ]
cylgrp dynamic inodes 4.4BSD fslevel 3
ncg 505 ncyl 505 size 52350320 blocks 51522108
bsize 16384 shift 14 mask 0xffffc000
fsize 2048 shift 11 mask 0xfffff800
frag 8 shift 3 fsbtodb 2
minfree 5% optim time symlinklen 60
maxbpg 4096 maxcontig 1 contigsumsize 0
nbfree 6412786 ndir 1011 nifree 13107098 nffree 213
cpg 1 bpg 12958 fpg 103664 ipg 25984
nindir 4096 inopb 128 nspf 4 maxfilesize 1126174852055039
sbsize 2048 cgsize 16384 cgoffset 0 cgmask 0xffffffff
csaddr 1648 cssize 8192
rotdelay 0ms rps 60 interleave 1
nsect 414656 npsect 414656 spc 414656
sblkno 8 cblkno 16 iblkno 24 dblkno 1648
cgrotor 0 fmod 0 ronly 0 clean 0
avgfpdir 64 avgfilesize 16384
flags updated
fsmnt /mnt
volname swuid 0
# fsck -f /dev/sd0a
** /dev/rsd0a
** Last Mounted on /mnt
** Phase 1 - Check Blocks and Sizes
** Phase 2 - Check Pathnames
** Phase 3 - Check Connectivity
** Phase 4 - Check Reference Counts
** Phase 5 - Check Cyl groups
14820 files, 219607 used, 51302501 free (213 frags, 6412786 blocks, 0.0% fragmen
tation)
MARK FILE SYSTEM CLEAN? [Fyn?] y
***** FILE SYSTEM WAS MODIFIED *****
# dumpfs /dev/sd0a | less
^magic 11954 (FFS1) time Wed Nov 12 10:19:09 2014
id [ 545cc5cf 7a01be79 ]
cylgrp dynamic inodes 4.4BSD fslevel 3
ncg 505 ncyl 505 size 52350320 blocks 51522108
bsize 16384 shift 14 mask 0xffffc000
fsize 2048 shift 11 mask 0xfffff800
frag 8 shift 3 fsbtodb 2
minfree 5% optim time symlinklen 60
maxbpg 4096 maxcontig 1 contigsumsize 0
nbfree 6412786 ndir 1011 nifree 13107098 nffree 213
cpg 1 bpg 12958 fpg 103664 ipg 25984
nindir 4096 inopb 128 nspf 4 maxfilesize 1126174852055039
sbsize 2048 cgsize 16384 cgoffset 0 cgmask 0xffffffff
csaddr 1648 cssize 8192
rotdelay 0ms rps 60 interleave 1
nsect 414656 npsect 414656 spc 414656
sblkno 8 cblkno 16 iblkno 24 dblkno 1648
cgrotor 0 fmod 0 ronly 0 clean 1
avgfpdir 64 avgfilesize 16384
flags none
fsmnt /mnt
volname swuid 0
When I reboot I get this:
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pms0 at pckbc0 (aux slot)
pckbc0: using irq 12 for aux slot
wsmouse0 at pms0 mux 0
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
lpt0 at isa0 port 0x378/4 irq 7
fdc0 at isa0 port 0x3f0/6 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec
fd1 at fdc0 drive 1: density unknown
uvm_fault(0xffffffff81d97be0, 0xffffffff8d2a5811, 0, 2) -> e
kernel: page fault trap, code=0
Stopped at worklist_print+0x26b: addb %al,acpi_pdirpa+0xbfeeac0
ddb> trace
worklist_print() at worklist_print+0x26b
ffs_init() at ffs_init+0xa4
vfs_register() at vfs_register+0x94
vfsinit() at vfsinit+0x80
main() at main+0x457
end trace frame: 0x0, count: -5
ddb>
Hope it helps,
Nikos
On 11 November 2014 22:21, Philip Guenther <[email protected]> wrote:
> On Tue, Nov 11, 2014 at 5:43 AM, Nikos Skalkotos <[email protected]> wrote:
>> I have a kernel page fault in OpenBSD 5.6 100% reproducible (I think I
>> can reproduce it in older versions too).
>>
>> I've created an OpenBSD installation in Linux through kvm on a 1GB hard
>> disk with just a root partition (a), by booting the install56.iso cdrom
>> with a command like this:
>>
>> kvm -smp 1 -m 2048 -boot d -drive \
>> file=/dev/images/openbsd-5.6,format=raw,cache=none,if=virtio -cdrom
>> /tmp/install56.iso -vnc :0
>>
>> The system boots fine with a command like this:
>> kvm -m 2048 -drive file=/dev/images/openbsd,format=raw,cache=none,if=virtio
>>
>> If I then copy it into a 100GB volume:
>> dd if=/dev/images/openbsd of=/dev/images/tmp1 bs=4M
>>
>> And try to boot it, it still boots fine. I then boot into the VM's
>> rescue disk:
> ...
>> Fix the MBR to use the entire disk:
>> # fdisk -i wd0
>>
>> And change the disklabel:
>>
>> disklabel -E sd0
> ...
>
> To make it easier to analyze and reproduce this, can you provide the
> output of fdisk and disklabel both before changing anything and then
> again afterwards?
>
> Hmm, and how about the output of
> dumpfs /dev/rsd0a | head -23
> before and after too?
>
>
> Philip Guenther
