panic in tmpfs_valloc_vp() in 8-STABLE r217160

[Jeremy Chadwick]

On Tue, Feb 01, 2011 at 07:18:28PM -0500, Glen Barber wrote:
> Hi,
> 
> I know tmpfs(5) is experimental on FreeBSD, but it seems to be enabled
> for ports-mgmt/tinderbox-devel, which probably not too coincidentally
> had just started a build before the machine panic'd.
> 
> uname:
> 
> FreeBSD orion 8.2-PRERELEASE FreeBSD 8.2-PRERELEASE #8 r217160: Sat Jan
>  8 14:17:44 EST 2011     gbarber at orion:/usr/obj/usr/src/sys/ORION  amd64
> 
> I was able to get a shot of the console, which didn't give much output:
> 
> 	http://www.glenbarber.us/img/panic.jpg
> 
> Unfortunately, the machine hung on dumping RAM, in spite of
> 'dumpdev="/dev/mirror/swap"' in rc.conf, so it seems I might be out of
> luck with getting a full crash report.
> 
> I have dmesg from the last boot available here:
> 
> 	http://www.glenbarber.us/stuff/dmesg.txt
> 
> The machine runs a full ZFS setup, with a custom kernel; KERNCONF is
> available here:
> 
> 	http://www.glenbarber.us/stuff/kernconf.txt
> 
> Any advice on how I can help provide further information would be
> appreciated.

At this time do not mix tmpfs with ZFS:

http://unix.derkeiler.com/Mailing-Lists/FreeBSD/stable/2011-01/msg00344.html

-- 
| Jeremy Chadwick                                   jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.               PGP 4BD6C0CB |