On 01/20/2015 09:57 PM, Paul E. McKenney wrote: >>> So RCU believes that an RCU read-side critical section that ended within >>> > > an interrupt handler (in this case, an hrtimer) somehow got preempted. >>> > > Which is not supposed to happen. >>> > > >>> > > Do you have CONFIG_PROVE_RCU enabled? If not, could you please enable >>> > > it >>> > > and retry? >> > >> > I did have CONFIG_PROVE_RCU, and didn't see anything else besides what I >> > pasted here. > OK, fair enough. I do have a stack of RCU CPU stall-warning changes on > their way in, please see v3.19-rc1..630181c4a915 in -rcu, which is at: > > git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git > > These handle the problems that Dave Jones, yourself, and a few others > located this past December. Could you please give them a spin?
They seem to be a part of -next already, so this testing already includes them. I seem to be getting them about once a day, anything I can add to debug it? Thanks, Sasha -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
