You have been subscribed to a public bug: Using Kubuntu, Lucid, with all latest updates applied.
When enabling my second monitor, either using xrandr from the CLI or from display settings in system settings, my X crashes, the following is printed in the X log -: Backtrace: 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80e937b] 1: /usr/bin/X (0x8048000+0x61c7d) [0x80a9c7d] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xf17410] 3: /usr/lib/dri/i915_dri.so (0xff8000+0x20a336) [0x1202336] 4: /usr/lib/dri/i915_dri.so (_mesa_execute_program+0x2a2d) [0x113f08d] 5: /usr/lib/dri/i915_dri.so (_swrast_exec_fragment_program+0x1a4) [0x12025d4] 6: /usr/lib/dri/i915_dri.so (0xff8000+0x1662ff) [0x115e2ff] 7: /usr/lib/dri/i915_dri.so (_swrast_write_rgba_span+0x1030) [0x115fa10] 8: /usr/lib/dri/i915_dri.so (0xff8000+0x180442) [0x1178442] 9: /usr/lib/dri/i915_dri.so (0xff8000+0x159d2f) [0x1151d2f] 10: /usr/lib/dri/i915_dri.so (_swrast_Triangle+0x2d) [0x1150f3d] 11: /usr/lib/dri/i915_dri.so (0xff8000+0x18cc1f) [0x1184c1f] 12: /usr/lib/dri/i915_dri.so (0xff8000+0x18cc65) [0x1184c65] 13: /usr/lib/dri/i915_dri.so (0xff8000+0x125327) [0x111d327] 14: /usr/lib/dri/i915_dri.so (0xff8000+0x126979) [0x111e979] 15: /usr/lib/dri/i915_dri.so (_tnl_run_pipeline+0x163) [0x1112673] 16: /usr/lib/dri/i915_dri.so (0xff8000+0x7195d) [0x106995d] 17: /usr/lib/dri/i915_dri.so (_tnl_draw_prims+0xc76) [0x11133c6] 18: /usr/lib/dri/i915_dri.so (_tnl_vbo_draw_prims+0x79) [0x1113829] 19: /usr/lib/dri/i915_dri.so (vbo_exec_vtx_flush+0x5f4) [0x110b844] 20: /usr/lib/dri/i915_dri.so (vbo_exec_FlushVertices_internal+0x3a) [0x110760a] 21: /usr/lib/dri/i915_dri.so (vbo_exec_FlushVertices+0x50) [0x11076c0] 22: /usr/lib/dri/i915_dri.so (_mesa_MatrixMode+0x181) [0x10cc1d1] 23: /usr/lib/xorg/modules/extensions/libglx.so (0x5b2000+0x8d19) [0x5bad19] 24: /usr/lib/xorg/modules/extensions/libglx.so (0x5b2000+0x323c4) [0x5e43c4] 25: /usr/lib/xorg/modules/extensions/libglx.so (0x5b2000+0x36d12) [0x5e8d12] 26: /usr/bin/X (0x8048000+0x2a477) [0x8072477] 27: /usr/bin/X (0x8048000+0x1ed7a) [0x8066d7a] 28: /lib/tls/i686/cmov/libc.so.6 (__libc_start_main+0xe6) [0x3eabd6] 29: /usr/bin/X (0x8048000+0x1e961) [0x8066961] Segmentation fault at address (nil) Caught signal 11 (Segmentation fault). Server aborting Some info -: 00:00.0 Host bridge: Intel Corporation 82915G/P/GV/GL/PL/910GL Memory Controller Hub (rev 04) 00:01.0 PCI bridge: Intel Corporation 82915G/P/GV/GL/PL/910GL PCI Express Root Port (rev 04) 00:02.0 VGA compatible controller: Intel Corporation 82915G/GV/910GL Integrated Graphics Controller (rev 04) 00:02.1 Display controller: Intel Corporation 82915G Integrated Graphics Controller (rev 04) 00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 1 (rev 03) 00:1c.1 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 2 (rev 03) 00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #1 (rev 03) 00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #2 (rev 03) 00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #3 (rev 03) 00:1d.3 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #4 (rev 03) 00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB2 EHCI Controller (rev 03) 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev d3) 00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Audio Controller (rev 03) 00:1f.0 ISA bridge: Intel Corporation 82801FB/FR (ICH6/ICH6R) LPC Interface Bridge (rev 03) 00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) IDE Controller (rev 03) 00:1f.2 IDE interface: Intel Corporation 82801FB/FW (ICH6/ICH6W) SATA Controller (rev 03) 00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus Controller (rev 03) Linux lycan 2.6.32-19-generic #28-Ubuntu SMP Wed Mar 31 17:46:20 UTC 2010 i686 GNU/Linux ** Affects: xorg (Ubuntu) Importance: Undecided Status: New -- X Crashes when enabling second monitor https://bugs.launchpad.net/bugs/559039 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp