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SubjectRe: vfs: INFO: possible circular locking dependency detected
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?
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