Bug#546291: gdm: erratically switches off computer without asking
jcristau at debian.org
Tue Mar 9 13:25:20 UTC 2010
tag 546291 moreinfo
On Sun, Sep 20, 2009 at 21:24:15 +0200, axst at users.sourceforge.net wrote:
> Sorry for the delay.
> On Mon, 14 Sep 2009, Josselin Mouette wrote:
> > Le dimanche 13 septembre 2009 à 09:36 +0200, axst at users.sourceforge.net
> > a écrit :
> >> I don't believe the problem is X's fault because it does not occur in GDM's graphical
> >> login screen even if I leave the computer in this state for days; neither can it be the
> >> kernel's fault because it does not happen in console mode (i.e. without GDM and X). It
> >> only occurs in a graphical user session.
> I have narrowed it down: it only occurs in _my_ GDM session. If I create a new user and
> login as this user, the problem does not occur.
> > Actually it could be your CPU or RAM. Please run a full memtest86, at least.
> The memory checked out alright. It would seem like a hradware problem, though --- if it
> were not limited to my sessions. It has nothing to do with load, either --- the memory
> test put the CPUs under quite some stress, and temperatures soared --- without causing any
> problems. Then I did some video encoding with a lot of load as well as memory and harddisk
> usage --- again without any problems.
> > In all cases a hardware lockup cannot be caused solely by userland.
> I do realise that. That is why I believe it must be some program with suid rights --- like
Even for programs running as root, a power down without proper shutdown
should never happen. Do you still have this problem today? If so
maybe dmesg or syslog has a clue?
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