From: Andi Kleen <ak@suse.de>
To: Andrew Morton <akpm@osdl.org>
Subject: Re: 2.6.19-rc5-mm1: HPC nx6325 breakage, VESA fb problem, md-raid problem
Date: Fri, 10 Nov 2006 05:49:08 +0100
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Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, linux-kernel@vger.kernel.org,
       fbuihuu@gmail.com, adaplas@pol.net, NeilBrown <neilb@suse.de>
References: <20061108015452.a2bb40d2.akpm@osdl.org> <200611091642.01453.rjw@sisk.pl> <20061109095811.ac654e13.akpm@osdl.org>
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> > > 
> > > Well, I've got some data from earlyprintk (forgot I needed to boot with
> > > vga=normal).
> > > 
> > > Unfortunately, I had to rewrite the trace manually:
> > > 
> > > clear_IO_APIC_pin+0x15/0x6a
> > > try_apic_pin+0x7a/0x98
> > > setup_IO_APIC+0x600/0xb7a
> > > smp_prepare_cpus+0x33a/0x371
> > > init+0x60/0x32d
> > > child_rip+0xa/0x12
> > > 
> > > [And then the unwinder said it got stuck.]
> > > 
> > > RIP is reported to be at ioapic_read_entry+0x33/0x61,
> > 
> > This is 100% reproducible on the nx6325 (but not on the other boxes) and
> > apparently caused by x86_64-mm-try-multiple-timer-pins.patch (doesn't
> > happen with this patch reverted).
> 
> Thanks, dropped.

can I have details please? 

On what system (CPU, motherboard, BIOS version) does the noidlehz stuff break?
And what did you drop exactly?


Thanks,

-Andi
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