Kernel panic after upgrade (lockmgr?)

Giorgos Keramidas keramida at
Tue Mar 11 13:30:43 PDT 2008

On 2008-03-11 19:33, Martin Wilke <miwi at> wrote:
> Hi Guys,
> Today i've updated my Tinderbox server, now the kernel panics at boot.
> The last update is from January this year without problems.
> I can't report more because I've got nothing in /var/crash after hard-reset.
> System is:
> FreeBSD 8.0-CURRENT FreeBSD 8.0-CURRENT #12: Tue Mar 11 18:12:42 CET 2008 root at  i386

If you can get the kernel to boot in single-user mode, it's probably
ok to set the dump device, and 'exit' from the single user shell.

Then obtaining a kernel dump is easier :)

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