On Monday 09 March 2009, Peter Zijlstra wrote: > On Mon, 2009-03-09 at 02:53 +0100, Frans Pop wrote: > > Follow-up to an issue reported on the linux-s390 list, seen in the > > Hercules S/390 emulator. > > > > On Sunday 08 March 2009, Frans Pop wrote: > > > Well, not quite. It does boot successfully and I do get a login > > > prompt. I can also login on the console or connect with SSH, but in > > > both cases the system again gets into some loop before I actually > > > get a shell prompt. > > > > During the bisection series the system would sometimes enter the loop > > during the boot procedure, before I tried to logon. After it enters > > the loop one processor just goes racing at 100%. > > Where? Do you have NMI watchdog output, or even sysrq-t? Hmmm. Your commit log message for ca109491f612aab5c8152207631c0444f63da97f does explicitly mention the risk of an infinite loop, as does a comment in hrtimer_enqueue_reprogram(). Any chance the cause is there? Any way to test for that? Cheers, FJP -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html