Messages in this thread | | | Date | Fri, 7 Mar 2008 09:34:01 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: 2.6.25-rc3-mm1 - BUG at system shutdown time |
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On Fri, 7 Mar 2008, Valdis.Kletnieks@vt.edu wrote:
> On Fri, 07 Mar 2008 09:06:59 +0100, Thomas Gleixner said: > > On Fri, 7 Mar 2008, Valdis.Kletnieks@vt.edu wrote: > > > On Thu, 06 Mar 2008 22:16:02 PST, Andrew Morton said: > > > > > [ 74.254402] CPU 1 is now offline > > > > > [ 74.255395] SMP alternatives: switching to UP code > > > > > [ 74.256373] BUG: unable to handle kernel paging request at ffffffff8020a023 > > > > Can you decode ffffffff8020a023 via addr2line please ? > > It's been a long day, and I couldn't get addr2line to work, it kept saying '??:0'. > > However, this is in my System.map: > > ffffffff8020a000 t poll_idle > ffffffff8020a009 t do_nothing > ffffffff8020a00f T set_personality_64bit > ffffffff8020a041 T release_thread > ffffffff8020a07d T arch_randomize_brk > > so set_personality_64bit+0x14 or so?
Yeah. Sorry for making you do useless work. The meat is here:
> > [ 74.256373] PGD 203067 PUD 207063 PMD 7e4cc163 PTE 20a161
----------------------------------------------------------^^^^^^
The PTE has the RW bit cleared, so the fault is not a big surprise.
Thanks, tglx
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