Re: rcu_preempt detected stalls.

From: Sasha Levin
Date: Tue Oct 14 2014 - 22:35:29 EST


On 10/13/2014 01:35 PM, Dave Jones wrote:
> oday in "rcu stall while fuzzing" news:
>
> INFO: rcu_preempt detected stalls on CPUs/tasks:
> Tasks blocked on level-0 rcu_node (CPUs 0-3): P766 P646
> Tasks blocked on level-0 rcu_node (CPUs 0-3): P766 P646
> (detected by 0, t=6502 jiffies, g=75434, c=75433, q=0)

I've complained about RCU stalls couple days ago (in a different context)
on -next. I guess whatever causing them made it into Linus's tree?

https://lkml.org/lkml/2014/10/11/64


Thanks,
Sasha
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