Re: [bug, netconsole, SLUB] BUG skbuff_head_cache: Poison overwritten
From: Evgeniy Polyakov
Date: Mon Jul 21 2008 - 08:58:26 EST
On Mon, Jul 21, 2008 at 01:55:55PM +0200, Ingo Molnar (mingo@xxxxxxx) wrote:
> > > I could try run tests with netconsole deactivated, if you think
> > > that's a worthwile line of probing this problem. (although that
> > > would make me do blind tests in essence - having kernel log output
> > > is really essential.)
> > Let's try this way first. If system will continue to crash, we will
> > add some debug options in various pathes. Existing reports do not
> > contain enough information unfortunately, so we will not lose too
> > much.
> ok. I've turned off netconsole - 8 successful bootups in a row so far.
> The box is a slow booter/builder with an 8 kernels/hour test throughput,
> so if everything goes fine we should have meaningful results in about 10
> ( there are other, faster testboxes in -tip testing with 33 kernels/hour
> build+boot throughput where we'd have to wait only 2 hours - but as
> per Murphy's law they dont trigger this bug ;-)
Since 2.6.25 there was only single change in netpoll.c:
Which looks innocent.
Is your driver e1000 or e1000e? Can you check different one?
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