Fwd: Complete System Freeze when log out of X session

[Rene Ladan]

2008/8/27 Robert Noland <rnoland at 2hip.net>:
> On Wed, 2008-08-27 at 18:39 +0200, Rene Ladan wrote:
>> Better sent it to the list too.
>>
>> Rene
>>
>> ---------- Forwarded message ----------
>> From: Rene Ladan
>> Date: 2008/8/27
>> Subject: Re: Complete System Freeze when log out of X session
>> To: Robert Noland
>>
>>
>> 2008/8/9 Robert Noland :
>> > On Tue, 2008-08-05 at 20:12 +0200, Rene Ladan wrote:
>> >> vangogh schreef:
>> >> > My laptop has xorg 7.3 on Freebsd 7.
>> >> > My xorg.conf file has:
>> >> > Section "Device"
>> >> >    Identifier "card0"
>> >> >    Driver "vesa"
>> >> >    VendorName "S3 Inc"
>> >> >    BoardName "VT8375 [ProSavage8 KM266/KL266]"
>> >> >    BusID   "PCI:1:0:0"
>> >> > EndSection
>> >> >
>> >> > Problem is when I log out of gnome my system freezes completely and
>> >> > control+alt+backspace does not work. The keyboard becomes totally
>> >> > unresponsive and i must unplug the system to turn it off. I have
>> >> > searched this problem and seen that posts appear in the archives back in
>> >> > 2006 about this issue. However, I cannot find any solution. Can someone
>> >> > please point me in the right direction for a solution to this please?
>> >> >
>> >> This sounds slightly familiar.  I sometimes have these freezes too,
>> >> but when I'm still in xfce4.  Pressing the power knob still works for me,
>> >> as well as logging in remotely via ssh.  This means that only the screen
>> >> (which turns black, no backlight on) and keyboard/mouse are frozen.
>> >>
>> >> This is with an Asus A6JE, Ati Radeon X1450 running xorg 7.3 with
>> >> xf86-video-radeonhd 1.2.1.
>> >
>> > This sounds more like a gpu crash, or a deadlock in the xserver.  So, I
>> > don't think that these two cases are the same.  Since you can ssh in,
>> > have a look at top while it's hung and see what state the xorg process
>> > is in.  If it is in drmlk2, it's locked.  If that looks ok, then it's
>> > probably a gpu crash, if you set sysctl hw.dri.0.debug=1 you will
>> > probably see a lot of radeon_cp_idle and timeout calls.
>> >
>> My laptop (panel/keyboard) froze again last night when I was quitting xfce4.
>> I'm currently logged in over ssh. top/ps show no X processes except for two
>> instances of mplayer (as plugin) in S (sleep < 20s) state.
>>
>> The dmesg buffer filtered through uniq:
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffffc010644d
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff80086442
>> info: [drm] Num pipes: 1
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff80106459
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff80086414
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff80786440
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff80106439
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffffc0086421
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffffc0106426
>> WARNING pid 1153 (Xorg): ioctl sign-extension ioctl ffffffff8008642b
>
> Are you running a not entirely recent libdrm from git?
>
I'm running libdrm from Aug 24, commit  c8fd8d3a0d37dc09165ac77c7d38938ef9942011
(overwriting the kernel modules and libdrm from ports) and mesa from Aug 25,
commit 80af50b35b5a4e8890e15b28940576f8a1ac1476 (overwriting glu/glut/dri/mesa
from ports)

[...]
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