On Mon, 2008-05-05 at 00:47 +0900, KOSAKI Motohiro wrote: > Hi Tony-san, > > > > > This surely is a bug. I bet this was introduced by Hidetoshi's latest > > > > commit: > > > > > > > > commit 38477ad75188b2a7370fef7145f956e6c446928b > > > > Author: Hidetoshi Seto > > > > Date: Mon Apr 21 14:34:39 2008 -0700 > > > > > > > > [IA64] disable interrupts on exit of ia64_trace_syscall > > > > > > Can you try reverting this patch and re-running the > > > same stress tests? > > > > OK, I'll try it at head of next week. > > Hmmm, > if I am not stupid, I think 2.6.25-mm1 doesn't contain this patch. > I am very confusing now... > > > and, I found easy reproduce way. > that is > > % pstack $$ > > Can you reproduce it? Oh, by the way, could it be related to Stephen Eranian's note on do_notify_resume_user being called too frequently? In other words, are you running with perfmon? Petr -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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