Re: bad rss-counter message in 3.14rc5

[Sasha Levin]

On 03/11/2014 10:37 AM, Cyrill Gorcunov wrote:
> On Tue, Mar 11, 2014 at 10:28:17AM -0400, Dave Jones wrote:
> > On Tue, Mar 11, 2014 at 05:41:58PM +0400, Cyrill Gorcunov wrote:
> >   > On Tue, Mar 11, 2014 at 09:23:05AM -0400, Sasha Levin wrote:
> >   > > >>
> >   > > >>Ok, with move_pages excluded it still oopses.
> >   > > >
> >   > > >Dave, is it possible to somehow figure out was someone reading pagemap file
> >   > > >at moment of the bug triggering?
> >   > >
> >   > > We can sprinkle printk()s wherever might be useful, might not be 100% accurate but
> >   > > should be close enough to confirm/deny the theory.
> >   >
> >   > After reading some more, I suppose the idea I had is wrong, investigating.
> >   > Will ping if I find something.
> >
> > I can rule it out anyway, I can reproduce this by telling trinity to do nothing
> > other than mmap()'s.   I'll try and narrow down the exact parameters.
>
> Dave, iirc trinity can write log file pointing which exactly syscall sequence
> was passed, right? Share it too please.

I've sent one of those last time I reported this issue:

	https://lkml.org/lkml/2014/1/22/625


Thanks,
Sasha
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