FreeBSD mount root error in openstack environment

Venkateswara Rao Dokku dvrao.584 at gmail.com
Thu Jun 25 09:41:24 UTC 2015


In addition to this, I could see

GEOM: vtbd0s1: geometry does not match label (255,63s != 16h, 63s)

in dmesg.
What does that mean? these 2 are anyhow related?

On Thu, Jun 25, 2015 at 2:17 PM, Venkateswara Rao Dokku <dvrao.584 at gmail.com
> wrote:

> Hi All,
>
> I am trying to boot FreeBSD 8.4 image on openstack compute node using nova
> boot command on compute node, which has Ubuntu Precise as base OS.
>
> I am getting the following crash when I try this.
>
> db> bt
> Tracing pid 0 tid 100000 td 0xffffffff95e1df20
> get_typematic() at get_typematic+0x7e
> atkbd_init() at atkbd_init+0x2f9
> atkbd_attach_unit() at atkbd_attach_unit+0x91
> atkbdattach() at atkbdattach+0x78
> device_attach() at device_attach+0xcc
> bus_generic_attach() at bus_generic_attach+0x1a
> atkbdc_isa_attach() at atkbdc_isa_attach+0x155
> device_attach() at device_attach+0xcc
> bus_generic_attach() at bus_generic_attach+0x1a
> acpi_attach() at acpi_attach+0xab5
> device_attach() at device_attach+0xcc
> bus_generic_attach() at bus_generic_attach+0x1a
> nexus_acpi_attach() at nexus_acpi_attach+0x69
> device_attach() at device_attach+0xcc
> bus_generic_new_pass() at bus_generic_new_pass+0xd6
> bus_set_pass() at bus_set_pass+0x7a
> configure() at configure+0xa
> mi_startup() at mi_startup+0x59
> btext() at btext+0x2c
>
> When I did some googling, I found out that it has todo with the seabios
> version that comes with the Ubuntu Precise. Please refer to the following
> links for more details.
>
> http://comments.gmane.org/gmane.comp.emulators.qemu/198789
> https://bugs.launchpad.net/fuel/+bug/1435501
>
> So, I updated the seabios, as mentioned in the above links. Then I am
> getting the mount root issue.
>
> Trying to mount root from ufs:/dev/md0c
> ROOT MOUNT ERROR:
>
> I am successful in getting it back with some commands from the link http://mustaxe.blogspot.in/2007/12/dealing-with-freebsd-mountroot-prompt.html.
>
> Here I am more interested in knowing the root cause of this. I could able to launch the same FreeBSD in other environmetns like qemu etc. but not in OpenStack.
>
> Is the Seabios package upgradation causing trouble here or any other package?
>
> Any Info on the root cause will be of great help.
>
>
>
> --
> Thanks & Regards,
> Venkateswara Rao Dokku.
>
>


-- 
Thanks & Regards,
Venkateswara Rao Dokku.


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