Comment # 3 on bug 929697 from Wolfgang Rosenauer

Unfortunately it seems I get still the exactly same issue:

Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X.Org X Server 1.17.1
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Release Date:
2015-02-10
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X Protocol Version 11,
Revision 0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Build Operating System:
openSUSE SUSE LINUX
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Current Operating
System: Linux linux 4.0.1-1-desktop #1 SMP PREEMPT Wed Apr 29 15:04:53 UTC 2015
(e3a374a) i686
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Kernel command line:
BOOT_IMAGE=/boot/vmlinuz-4.0.1-1-desktop
root=UUID=5fd0dd61-6b6c-46c7-9004-e10b209a3058 resume=/dev/disk/by-id/ata-VBOX_
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Build Date: 27 April
2015  08:50:50PM
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Current version of
pixman: 0.32.6
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Before reporting
problems, check http://wiki.x.org
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: to make sure that you
have the latest version.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Markers: (--) probed,
(**) from config file, (==) default setting,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (++) from command line,
(!!) notice, (II) informational,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) warning, (EE)
error, (NI) not implemented, (??) unknown.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Log file:
"/var/lib/gdm/.local/share/xorg/Xorg.0.log", Time: Sun May 17 10:20:02 2015
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Using config
directory: "/etc/X11/xorg.conf.d"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Using system
config directory "/usr/share/X11/xorg.conf.d"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) No Layout section.
 Using the first Screen section.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) No screen section
available. Using defaults.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (**) |-->Screen
"Default Screen Section" (0)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (**) |   |-->Monitor
"<default monitor>"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) No monitor
specified for screen "Default Screen Section".
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Using a default monitor
configuration.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Automatically
adding devices
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Automatically
enabling devices
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Automatically
adding GPU devices
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) The directory
"/usr/share/fonts/misc/sgi" does not exist.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Entry deleted from font
path.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) FontPath set to:
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/misc:unscaled,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/Type1/,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/100dpi:unscaled,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/75dpi:unscaled,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/ghostscript/,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/cyrillic:unscaled,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]:
/usr/share/fonts/truetype/,
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: built-ins
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) ModulePath set to
"/usr/lib/xorg/modules"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) The server relies
on udev to provide the list of input devices.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: If no devices become
available, reconfigure udev or disable AutoAddDevices.
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loader magic:
0x826c680
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module ABI
versions:
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X.Org ANSI C Emulation:
0.4
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X.Org Video Driver:
19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X.Org XInput driver :
21.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: X.Org Server Extension
: 9.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) systemd-logind:
took control of session /org/freedesktop/login1/session/c320
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) xfree86: Adding
drm device (/dev/dri/card0)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) systemd-logind:
got fd for /dev/dri/card0 226:0 fd 9 paused 0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (--) PCI:*(0:0:2:0)
80ee:beef:0000:0000 rev 0, Mem @ 0xe0000000/16777216
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule: "glx"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/extensions/libglx.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module glx:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 1.0.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Server
Extension, version 9.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) AIGLX enabled
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Matched vboxvideo
as autoconfigured driver 0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Matched vboxvideo
as autoconfigured driver 1
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Matched
modesetting as autoconfigured driver 2
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Matched fbdev as
autoconfigured driver 3
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Matched vesa as
autoconfigured driver 4
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (==) Assigned the
driver to the xf86ConfigLayout
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"vboxvideo"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/drivers/vboxvideo_drv.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module vboxvideo:
vendor="Oracle Corporation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 1.0.1
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Module class: X.Org
Video Driver
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (**) Load address of
symbol "VBOXVIDEO" is 0xb6e78260
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"modesetting"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/drivers/modesetting_drv.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module
modesetting: vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 1.17.1
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Module class: X.Org
Video Driver
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"fbdev"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/drivers/fbdev_drv.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module fbdev:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.0,
module version = 0.4.4
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Module class: X.Org
Video Driver
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule: "vesa"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/drivers/vesa_drv.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module vesa:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.0,
module version = 2.3.3
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Module class: X.Org
Video Driver
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) VBoxVideo: guest
driver for VirtualBox: vbox
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) modesetting:
Driver for Modesetting Kernel Drivers: kms
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) FBDEV: driver for
framebuffer: fbdev
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) VESA: driver for
VESA chipsets: vesa
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (++) using VT number 7
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: xf86EnableIOPorts:
failed to set IOPL for I/O (Operation not permitted)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) Falling back to
old probe method for modesetting
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) Falling back to
old probe method for fbdev
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"fbdevhw"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"fbdevhw"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/libfbdevhw.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module fbdevhw:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 0.0.2
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) Falling back to
old probe method for vesa
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (WW) VGA arbiter:
cannot open kernel arbiter, no multi-card support
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) VBoxVideo(0):
VirtualBox guest additions video driver version 4.3.26_SUSE
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"ramdac"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"ramdac"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module "ramdac"
already built-in
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"fb"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule: "fb"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/libfb.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module fb:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 1.0.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org ANSI C
Emulation, version 0.4
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"shadowfb"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"shadowfb"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/libshadowfb.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module shadowfb:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 1.0.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org ANSI C
Emulation, version 0.4
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"vgahw"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule:
"vgahw"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading
/usr/lib/xorg/modules/libvgahw.so
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module vgahw:
vendor="X.Org Foundation"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: compiled for 1.17.1,
module version = 0.1.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: ABI class: X.Org Video
Driver, version 19.0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Loading sub module
"dri2"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) LoadModule: "dri2"
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (II) Module "dri2"
already built-in
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) Backtrace:
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 0: /usr/bin/Xorg
(xorg_backtrace+0x4f) [0x81e709f]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 1: /usr/bin/Xorg
(0x8048000+0x1a31f4) [0x81eb1f4]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 2: linux-gate.so.1
(__kernel_rt_sigreturn+0x0) [0xb7791da8]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 3:
/usr/lib/xorg/modules/drivers/vboxvideo_drv.so (0xb6e6a000+0x6348) [0xb6e70348]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 4:
/usr/lib/xorg/modules/drivers/vboxvideo_drv.so (0xb6e6a000+0x46dd) [0xb6e6e6dd]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 5: /usr/bin/Xorg
(InitOutput+0xa53) [0x80c68f3]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 6: /usr/bin/Xorg
(0x8048000+0x3c857) [0x8084857]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 7: /usr/bin/Xorg
(0x8048000+0x266fe) [0x806e6fe]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 8: /lib/libc.so.6
(__libc_start_main+0xf3) [0xb71fd7c3]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) 9: /usr/bin/Xorg
(0x8048000+0x26724) [0x806e724]
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) Segmentation fault
at address 0x0
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Fatal server error:
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE) Caught signal 11
(Segmentation fault). Server aborting
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: (EE)
Mai 17 10:20:02 linux /usr/lib/gdm/gdm-x-session[5524]: Please consult the The
X.Org Foundation support