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SubjectRe: [Bug #17752] 2.6.36-rc3: inconsistent lock state (iprune_sem, shrink_icache_memory)
Date
On Monday, September 20, 2010, Stefan Richter wrote:
> Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a summary report
> > of recent regressions.
> >
> > The following bug entry is on the current list of known regressions
> > from 2.6.35. Please verify if it still should be listed and let the tracking team
> > know (either way).
> >
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=17752
> > Subject : 2.6.36-rc3: inconsistent lock state (iprune_sem, shrink_icache_memory)
> > Submitter : Stefan Richter <stefanr@s5r6.in-berlin.de>
> > Date : 2010-09-01 6:37 (20 days old)
> > Message-ID : <tkrat.ed8eda6bc8ffe64e@s5r6.in-berlin.de>
> > References : http://marc.info/?l=linux-kernel&m=128332308528119&w=2
>
> I think this should not be marked as a regression. See the older reports of
> very similar issues (in my LKML mail from September 3, logged in bugzilla in
> comment #1)
> http://lkml.org/lkml/2010/1/15/76 (2.6.33-rc, xfs involved)
> http://lkml.org/lkml/2010/1/18/108 (2.6.32.y, ntfs involved)
> and hch's analysis in the first of these two threads
> http://lkml.org/lkml/2010/1/19/267 (several filesystems and
> other code paths)
> So, unless my trace was a code path that only newly acquired that oldproblem
> of other code paths, this is an older issue. Alas this is not obvious to me
> at least from the log that I got.
>
> I did not have lockdep enabled on the machine which delivered the log during
> the last few months or so; I just remembered to re-enable it at the occasion
> of switching to 2.6.36-rc.

Thanks a lot for the info, I've dropped this bug from the list of recent regressions.

Rafael


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