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Bug#595187: linux-2.6: lots of OOPses on resume (NULL pointer dereference in file_ra_state_init)



On Wed, 2010-10-06 at 09:53 -0700, Vagrant Cascadian wrote:
> On Mon, Sep 27, 2010 at 09:29:28AM -0700, Vagrant Cascadian wrote:
> > On Tue, Sep 21, 2010 at 01:37:42PM -0700, Vagrant Cascadian wrote:
> > > On Mon, Sep 20, 2010 at 02:04:23AM +0100, Ben Hutchings wrote:
> > > > Please add 'memory_corruption_check=1' to the kernel parameters and
> > > > report whether that fixes the problem and whether it results in any new
> > > > log messages.
> > > 
> > > added this now, will reboot and see if that fixes it... presuming it just
> > > doesn't hide itself for another several weeks.
> > 
> > ok, didn't have to wait for weeks, apparently.
> 
> still getting crashes every week or two, but not sure if they're related to the
> initial problem...
> 
> so i've been running with memory_corruption_check=1:

Unlesss you also see messages reporting 'Corrupted low memory at ...'
then what you're seeing is not the problem that memory_corruption_check
deals with.

[...]
> anything else that could possibly be of use in troubleshooting this?

You could test a newer kernel package from experimental.

Ben.

-- 
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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