On Thu, 13 Mar 2014, Kevin Martin wrote:
> On 03/13/2014 07:57 AM, Robert P. J. Day wrote:
> >
> > recently, i upgraded my ASUS G74S laptop to fedora rawhide and it
> > was running nicely. then this morning, i did another "yum update",
> > which appeared to update well over 200 packages (including a slightly
> > newer kernel), after which, when i booted, i had no graphical desktop
> > anymore, just the little blue and white fedora logo.
> >
> > i can still switch to VC2 and log in at the command line (where i am
> > now), so i can certainly check log files, but i don't see anything
> > immediately amiss.
> >
> > i rebooted both to the earlier rawhide kernel, and even back to the
> > latest fedora 20 official kernel -- same result, the fedora logo in
> > the middle of the screen on VC1, but the ability to log in on another
> > virtual console.
> >
> > has anyone else run into this? i have an nvidia graphics card, and
> > am running the nouveau driver. i'll keep poking around the log files,
> > and if you have any suggestions, i'm all ears.
> >
> > rday
> >
> Hmm, sounds similar to what I'm experiencing. When you go into VC2
> what does "lsmod | grep nouveau" show? I've found that I've been
> having to manually "modprobe nouveau modeset=1" since doing my
> update about 4 days ago. I'm not sure why nouveau won't load and I
> find that if I don't set the modeset=1 when I do the manual modprobe
> that I still can't get X.
it appears to be an SELinux thing -- i did:
# setenforce 0
then:
# systemctl isolate multi-user.target
# systemctl isolate graphical.target
and i have my desktop back. i was inspired to try this by running:
# journalctl _SYSTEMD_UNIT=gdm.service
and, down toward the bottom of 40K+ lines of output, saw:
... snip ...
Mar 13 09:54:44 localhost.localdomain gdm-launch-environment][2508]: pam_systemd(gdm-launch-environment:session): Failed to create session: Access denied
Mar 13 09:54:44 localhost.localdomain gdm-launch-environment][2508]: pam_unix(gdm-launch-environment:session): session opened for user gdm by (uid=0)
Mar 13 09:54:44 localhost.localdomain gdm[2446]: GLib: g_variant_new_string: assertion 'string != NULL' failed
Mar 13 09:54:44 localhost.localdomain gdm[2446]: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.ConsoleKit was not provided by any .service files
Mar 13 09:54:45 localhost.localdomain /usr/bin/dbus-launch[2519]: libGL error: failed to open drm device: Permission denied
Mar 13 09:54:45 localhost.localdomain /usr/bin/dbus-launch[2519]: libGL error: failed to load driver: nouveau
Mar 13 09:54:45 localhost.localdomain /usr/bin/dbus-launch[2519]: gnome-session-is-accelerated: llvmpipe detected.
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: gnome-session[2519]: WARNING: Could not get session id for session. Check that logind is properly installed and pam_systemd is getting used at login.
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: WARNING: Could not get session id for session. Check that logind is properly installed and pam_systemd is getting used at login.
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: WARNING: Could not parse desktop file orca-autostart.desktop or it references a not found TryExec binary
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: gnome-session[2519]: WARNING: Could not parse desktop file orca-autostart.desktop or it references a not found TryExec binary
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: Entering running state
Mar 13 09:54:45 localhost.localdomain gdm-Xorg-:1[2483]: (II) NOUVEAU(0): EDID vendor "CMO", prod id 5926
Mar 13 09:54:45 localhost.localdomain gdm-Xorg-:1[2483]: (II) NOUVEAU(0): Printing DDC gathered Modelines:
Mar 13 09:54:45 localhost.localdomain gdm-Xorg-:1[2483]: (II) NOUVEAU(0): Modeline "1920x1080"x0.0 138.70 1920 1968 2000 2080 1080 1083 1088 1111 -hsync -vsync (66.7 kHz eP)
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: libGL error: failed to open drm device: Permission denied
Mar 13 09:54:45 localhost.localdomain gnome-session[2519]: libGL error: failed to load driver: nouveau
... snip ...
as soon as i saw permission errors, i decided on a hunch to turn off
selinux and ... voila. i still don't understand *why* that fixed it,
so i'm open to advice.
rday
--
========================================================================
Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca
Twitter: http://twitter.com/rpjday
LinkedIn: http://ca.linkedin.com/in/rpjday
========================================================================
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