Messages in this thread | | | Date | Wed, 27 Nov 2013 09:08:45 -0500 | From | Steven Rostedt <> | Subject | Re: [BUG] in sched fair on v3.13-rc1+ doing hotplug |
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On Wed, 27 Nov 2013 14:22:43 +0100 Peter Zijlstra <peterz@infradead.org> wrote:
> On Wed, Nov 27, 2013 at 08:13:45AM -0500, Steven Rostedt wrote: > > atomic_inc(&sd->groups->sgp->nr_busy_cpus); <<---- BUG > > unlock: > > rcu_read_unlock(); > > } > > tip/sched/urgent has this one: > > --- > commit 42eb088ed246a5a817bb45a8b32fe234cf1c0f8b > Author: Peter Zijlstra <peterz@infradead.org> > Date: Tue Nov 19 16:41:49 2013 +0100 > > sched: Avoid NULL dereference on sd_busy
After applying this patch, the bug does go away.
Thanks!
-- Steve
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