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    SubjectRe: vfs: INFO: possible circular locking dependency detected
    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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