MD_ROOT and MFS_IMAGE options in 7.2 causes kernel trap

John Baldwin jhb at freebsd.org
Mon Dec 21 15:19:11 UTC 2009


On Monday 21 December 2009 8:25:47 am Denis Barov wrote:
> Hello, list.
> 
> I try to migrate one of my MFS-based system from 7.1 to 7.2 and get kernel
> trap 12 just after DDB initialisation
> (screenshot: http://dindin.ru/download/kernel_trap.png)
> 
> FreeBSD svn revision: r199991, architecture: amd64
> 
> there was a lot of changes in sys/amd64/amd64/pmap.c and can't really
> understant which can cause this.
> 
> I'll appreciate any help.

Hmm, perhaps try making NKPT larger?

-- 
John Baldwin


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