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SubjectRe: [PATCH RFC tip/core/rcu 09/28] rcu: Document failing tick as cause of RCU CPU stall warning
On Wed, Nov 02, 2011 at 01:30:30PM -0700, Paul E. McKenney wrote:
> One of lclaudio's systems was seeing RCU CPU stall warnings from idle.
> These turned out to be caused by a bug that stopped scheduling-clock
> tick interrupts from being sent to a given CPU for several hundred seconds.

Out of curiosity, what caused this bug?

- Josh Triplett


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