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View Full Version : [ubuntu] X broken after 12.04->12.10 upgrade



Wojciech Migda
December 26th, 2012, 01:33 PM
Back in October I attempted a 12.04->12.10 upgrade. It went almost all well but my X became broken.

Now that I execute startx from the console it fails with a segfault (from /var/log/Xorg.0.log):


[ 31.985] (II) config/udev: Adding input device ImExPS/2 Logitech Wheel Mouse (/dev/input/mouse0)
[ 31.985] (II) No input driver specified, ignoring this device.
[ 31.985] (II) This device may have been added with another device file.
[ 39.887] (EE)
[ 39.887] (EE) Backtrace:
[ 39.887] (EE) 0: /usr/bin/X (xorg_backtrace+0x49) [0x861cd9]
[ 39.887] (EE) 1: /usr/bin/X (0x6ba000+0x1abbc6) [0x865bc6]
[ 39.887] (EE) 2: (vdso) (__kernel_rt_sigreturn+0x0) [0x2db40c]
[ 39.887] (EE) 3: /lib/i386-linux-gnu/libc.so.6 (0x318000+0x7f6f6) [0x3976f6]
[ 39.887] (EE) 4: ?? [0x2106d698]
[ 39.887] (EE)
[ 39.888] (EE) Segmentation fault at address 0x0
[ 39.888]
Fatal server error:
[ 39.888] Caught signal 11 (Segmentation fault). Server aborting
[ 39.888]
[ 39.888] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 39.888] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 39.888] (EE)
[ 39.900] (II) evdev: Power Button: Close
[ 39.900] (II) UnloadModule: "evdev"
[ 39.908] (II) evdev: Power Button: Close
[ 39.908] (II) UnloadModule: "evdev"
[ 39.908] (II) evdev: AT Translated Set 2 keyboard: Close
[ 39.908] (II) UnloadModule: "evdev"
[ 39.908] (II) evdev: ImExPS/2 Logitech Wheel Mouse: Close
[ 39.908] (II) UnloadModule: "evdev"
[ 39.938] Server terminated with error (1). Closing log file.


Please note the ancient ATI MACH video card I'm using. I have also an unused nvidia card in one of the pci slots, but it hasn't caused any trouble on ubuntu 12.04 nor the gentoo distro I have on the other drive.

Please let me know what else information I can provide to resolve this. I have tried numerous advice from ubuntu fora but none of these worked. I can debug the thing but you'd need to point me to a right direction.

It's a 32-bit system with an intel cpu.

Many thanks in advance,

Wojciech