Messages in this thread | | | Date | Wed, 9 May 2012 14:49:09 -0400 | From | Dave Jones <> | Subject | Re: vfs: INFO: possible circular locking dependency detected |
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On Wed, May 09, 2012 at 07:13:29PM +0200, Sasha Levin wrote: > On Wed, May 9, 2012 at 6:37 PM, Al Viro <viro@zeniv.linux.org.uk> wrote: > > If that's _all_ that happened, I'm not particulary > > concerned; it's not pretty, but saying "thou shalt not grab ->cred_guard_mutex > > anywhere in ->read() on anything that has exec bits or might get one" is > > not too terrible. If that's something else, though, we might have a real > > problem... > > That's probably the case. The proc file got chmodded and exec'ed. > > Can we do something to eliminate this false positive though? I can't > think of anything nice... > > btw, > I've never seen this issue before, even though I run same tests for a > while now. What could have triggered it now?
Assuming you're running trinity du-jour, I only added fuzzing of execve yesterday.
Dave
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