Messages in this thread | | | Subject | Re: crash in 3.12.51 (likely in 3.12.52 as well) in timer code | From | Mike Galbraith <> | Date | Thu, 04 Feb 2016 13:27:17 +0100 |
| |
On Thu, 2016-02-04 at 14:21 +0200, Nikolay Borisov wrote:
> > > On a different note - is there a way to safely reproduce this so I can > > > test the suggested fix by Thomas? > > > > Hm, write a module to beat mod_delayed_work() to pulp with a NR_CPUS > > horde, and run it in a vm where you don't care about shrapnel? > > In other words, have multiple threads (NR_CPUS) that spin on > mod_delayed_work?
Yeah, give threads lots of opportunities to collide. (not forgetting to sleep at least occasionally;)
-Mike
| |