Public bug reported:
Binary package hint: mutter
Hello
Everythings is working fine, but when I attach an external monitor to my
laptop, unity panels disappear and the wallpaper start flickering with inside
the display window showing the two monitors, but the external is wrongly
detected.
If I switch to tty, the laptop's display and the external monitor are working
fine.
Obviously the only way to go out of this is reboot from tty.
In syslog i can observe:
Jan 23 19:14:20 Cricco kernel: [ 351.779083] show_signal_msg: 15 callbacks
suppressed
Jan 23 19:14:20 Cricco kernel: [ 351.779103] mutter[1422]: segfault at 0 ip
028e691d sp bfc3b830 error 4 in i915_dri.so[28b3000+2eb000]
Jan 23 19:14:23 Cricco kernel: [ 354.674481] mutter[1870]: segfault at 0 ip
(null) sp bf92d3ec error 4 in libXcomposite.so.1.0.0[110000+2000]
Jan 23 19:14:25 Cricco kernel: [ 357.160651] mutter[1876]: segfault at 0 ip
(null) sp bff6ab1c error 4 in libpangoft2-1.0.so.0.2800.1[110000+24000]
Jan 23 19:14:27 Cricco kernel: [ 359.014832] mutter[1882]: segfault at 0 ip
(null) sp bfb342ec error 4 in libstartup-notification-1.so.0.0.0[110000+7000]
Jan 23 19:14:29 Cricco kernel: [ 360.886570] mutter[1886]: segfault at 0 ip
(null) sp bf8ebc8c error 4 in libgio-2.0.so.0.2600.0[110000+e8000]
Jan 23 19:14:31 Cricco kernel: [ 362.775515] mutter[1890]: segfault at 0 ip
(null) sp bffec8cc error 4 in libatk-1.0.so.0.3209.1[110000+18000]
Jan 23 19:14:33 Cricco kernel: [ 364.641196] mutter[1894]: segfault at 0 ip
(null) sp bfd09e6c error 4 in libXrender.so.1.3.0[110000+8000]
Jan 23 19:14:35 Cricco kernel: [ 366.530310] mutter[1898]: segfault at 0 ip
(null) sp bfc0e91c error 4 in libgtk-x11-2.0.so.0.2200.0[110000+3c8000]
Jan 23 19:14:37 Cricco kernel: [ 368.428223] mutter[1902]: segfault at 0 ip
(null) sp bfc03a8c error 4 in libgtk-x11-2.0.so.0.2200.0[110000+3c8000]
Jan 23 19:14:39 Cricco kernel: [ 370.313431] mutter[1906]: segfault at 0 ip
(null) sp bfdc450c error 4 in libatk-1.0.so.0.3209.1[110000+18000]
Jan 23 19:14:40 Cricco kernel: [ 372.187766] mutter[1910]: segfault at 0 ip
(null) sp bfec0fac error 4 in libgdk-x11-2.0.so.0.2200.0[110000+94000]
Jan 23 19:14:42 Cricco kernel: [ 374.081468] mutter[1914]: segfault at 0 ip
(null) sp bfcbaf5c error 4 in libgtk-x11-2.0.so.0.2200.0[110000+3c8000]
Jan 23 19:14:44 Cricco kernel: [ 375.965974] mutter[1918]: segfault at 0 ip
(null) sp bfaa9b3c error 4 in libgtk-x11-2.0.so.0.2200.0[110000+3c8000]
Jan 23 19:14:46 Cricco kernel: [ 377.853780] mutter[1922]: segfault at 0 ip
(null) sp bfab146c error 4 in libgdk-x11-2.0.so.0.2200.0[110000+94000]
Jan 23 19:14:48 Cricco kernel: [ 379.739566] mutter[1926]: segfault at 0 ip
(null) sp bf8f829c error 4 in libgtk-x11-2.0.so.0.2200.0[110000+3c8000]
Jan 23 19:14:50 Cricco kernel: [ 381.598565] mutter[1930]: segfault at 0 ip
(null) sp bfbc73ac error 4 in libgdk-x11-2.0.so.0.2200.0[110000+94000]
Jan 23 19:14:52 Cricco kernel: [ 383.476240] mutter[1934]: segfault at 0 ip
ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: mutter 2.31.5-0ubuntu9
ProcVersionSignature: Ubuntu 2.6.35-24.42-generic 2.6.35.8
Uname: Linux 2.6.35-24-generic i686
Architecture: i386
Date: Sun Jan 23 19:31:28 2011
InstallationMedia: Ubuntu-Netbook 10.10 "Maverick Meerkat" - Release i386
(20101007)
ProcEnviron:
LANG=it_IT.UTF-8
SHELL=/bin/bash
SourcePackage: mutter
** Affects: mutter (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 maverick ubuntu-une
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https://bugs.launchpad.net/bugs/706655
Title:
Maverick UNE, mutter segfault when an external monitor is attached
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