Public bug reported: This is on an Asus EeePC. As far as I know the problem has existed since the upgrade to 12.04. Backtrace:
#0 0x00132416 in __kernel_vsyscall () #1 0x0090c1ef in raise () from /lib/i386-linux-gnu/libc.so.6 #2 0x0090f835 in abort () from /lib/i386-linux-gnu/libc.so.6 #3 0x00905095 in ?? () from /lib/i386-linux-gnu/libc.so.6 #4 0x00905147 in __assert_fail () from /lib/i386-linux-gnu/libc.so.6 #5 0x00ae0be3 in _XRead () from /usr/lib/i386-linux-gnu/libX11.so.6 #6 0x00d8a022 in ?? () from /usr/lib/i386-linux-gnu/libXi.so.6 #7 0x00d8a199 in XIGrabKeycode () from /usr/lib/i386-linux-gnu/libXi.so.6 #8 0x01809776 in grab_key_real (num_mods=<optimized out>, mods=0x8271800, grab=1, root=<optimized out>, keycode=<optimized out>) at gsd-keygrab.c:94 #9 grab_key_unsafe (key=0x82ebb40, grab=1, screens=0x8146bb0) at gsd-keygrab.c:223 #10 0x01802da4 in grab_media_key (key=0x82e0f90, manager=0x81fc800) at gsd-media-keys-manager.c:538 #11 0x01803386 in init_kbd (manager=0x81fc800) at gsd-media-keys-manager.c:746 #12 start_media_keys_idle_cb (manager=0x81fc800) at gsd-media-keys-manager.c:2304 #13 0x0080e850 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #14 0x00810d86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #15 0x00811125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #16 0x0081156b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 #17 0x002ecfb5 in gtk_main () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 #18 0x0804ab77 in main (argc=1, argv=0xbffff374) at main.c:464 terminal output: (gnome-settings-daemon:6212): color-plugin-WARNING **: failed to get edid: unable to get EDID for output [1341266897,000,xklavier.c:xkl_engine_start_listen/] The backend does not require manual layout management - but it is provided by the application [xcb] Too much data requested from _XRead [xcb] This is most likely caused by a broken X extension library [xcb] Aborting, sorry about that. gnome-settings-daemon: ../../src/xcb_io.c:735: _XRead: Assertion `!xcb_xlib_too_much_data_requested' failed. Afgebroken (geheugendump gemaakt) ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: gnome-settings-daemon 3.4.2-0ubuntu0.2 ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19 Uname: Linux 3.2.0-26-generic i686 ApportVersion: 2.0.1-0ubuntu8 Architecture: i386 Date: Mon Jul 2 23:08:58 2012 InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1) ProcEnviron: LANGUAGE=nl_NL:en TERM=xterm PATH=(custom, user) LANG=nl_NL.UTF-8 SHELL=/bin/bash SourcePackage: gnome-settings-daemon UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gnome-settings-daemon (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug i386 precise -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/1020312 Title: gnome-settings-daemon crashes immediately with an assertion error in xcb when it is started To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/1020312/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs