Messages in this thread | | | Date | Mon, 1 Jul 2013 11:13:01 -0400 (EDT) | From | Vince Weaver <> | Subject | Re: [testcase] perf: yet another fuzzer triggered crash |
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On Mon, 1 Jul 2013, Peter Zijlstra wrote:
> OK, so on my westmere it triggers that WARN in task_ctx_sched_out() a > _lot_ (I removed the ONCE for easier debugging earlier -- still kinda > stumped there). > > Then this thing causes an RCU stall and starts triggering NMI watchdog > msgs.. so YAY! :-)
I'm glad it's not just me.
I'm in the process of kernel bisecting this, though all I can tell you so far is 2.6.32 is unaffected by the bug but 3.2 and later are.
Vince
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