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Open Source and information security mailing list archives
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Date: Thu, 12 Mar 2009 19:35:30 +0100 From: Frans Pop <elendil@...net.nl> To: Peter Zijlstra <a.p.zijlstra@...llo.nl> Cc: Jan Glauber <jang@...ux.vnet.ibm.com>, linux-s390@...r.kernel.org, Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>, Ingo Molnar <mingo@...e.hu>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [BUG,2.6.29-rc7,s390] System goes into endless loop during boot or logon On Thursday 12 March 2009, Frans Pop wrote: > On Thursday 12 March 2009, Jan Glauber wrote: > > > AFAICT s390 does not have an NMI watchdog. And I have no idea how I > > > could trigger a sysrq given that I can't login and only have a dumb > > > console or SSH session to work with anyway. > > > > You can try to trigger sysrq by ^-, so to get the task view type: > > .^-t > > Thanks a lot Jan! On a running system that works, so now the only > question is if it also works when the system is looping. Will try > later. Unfortunately it does not work when the system is hung, not even if I try it as a "priority" command. We're still working on my other 2.6.28 regression. I guess the smart thing to do is wait and see what comes out of that first, so let's put this one on hold for now. Cheers, FJP -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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