Messages in this thread | | | From | Marvin <> | Subject | Re: vfs related crash in 2.6.33-rc2 | Date | Thu, 7 Jan 2010 10:27:58 +0100 |
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Hi,
> On Wed, 2010-01-06 at 15:41 -0800, Andrew Morton wrote: > > On Thu, 31 Dec 2009 05:59:32 +0900 > > > > OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> wrote: > > > Marvin <marvin24@gmx.de> writes: > > > >> Marvin <marvin24@gmx.de> writes: > > > >> > Hi, > > > >> > > > > >> > I'm getting a lot of these: > > > >> > > > > >> > kernel: general protection fault: 0000 [#1] SMP > > > >> > kernel: last sysfs file: > > > >> > /sys/devices/pci0000:00/0000:00:18.3/modalias kernel: CPU 0 > > > >> > kernel: Pid: 12177, comm: packagekitd Not tainted 2.6.33-rc2 #1 > > > >> > ... > > > >> > > > > >> > filesystem is ext4 (in case it matters). > > > >> > > > >> BTW, are you using nfs client on this machine? > > > > > > > > um - yes, now that I think about it... I killed a nfs umount process > > > > (because of an offline server) shortly before the oopses started to > > > > fire. > > > > > > OK. Probably, this oops would be same with one which happened on my > > > machine recently. That path in patch corrupts dcache hash, so it can be > > > the cause of strange behavior or oops on dcache hash. > > > > > > If so, the attached patch would fix it. > > > > > > Thanks. > > > > Guys, what's the status of this fix? Did Marvin have a chance to test > > it? Are the NFS developers aware of it? > > > > Thanks. > > Sorry for the delay. The above fix looks correct to me, but I too would > like a confirmation that it fixes the Oops before I push it to Linus. > > In the meantime, I've committed it to my linux-next branch.
It seems that I send the reply to Hirofumi only, sorry for that. The patch works fine - no oops anymore.
Thanks
Marvin
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