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SubjectRe: 3.14.0-rc2: WARNING: at mm/slub.c:1007
On Fri, 14 Feb 2014 at 09:26, Dave Chinner wrote:
> > after upgrading from 3.13-rc8 to 3.14.0-rc2 on this PowerPC G4 machine,
> > the WARNING below was printed.
> >
> > Shortly after, a lockdep warning appeared (possibly related to my
> > post to the XFS list yesterday[0]).
> Unlikely.

OK, so the "possible irq lock inversion dependency detected" is a lockdep
regression, as you explained in the xfs-list thread. What about the
"RECLAIM_FS-safe -> RECLAIM_FS-unsafe lock order detected" warning - I
haven't seen it again though, only once with 3.14.0-rc2.

BOFH excuse #108:

The air conditioning water supply pipe ruptured over the machine room

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