Hi,
On Mon, 2007-10-01 at 22:14 +0200, Brice Goglin wrote:
> Andrew Ruthven wrote:
> > Okay, after moving xorg.conf, XF86Config-4 *and* XF86Config out of the
> > way it finally generated the defaults, and still crashed. The log is
> > attached.
>
> Could you try catching a better backtrace with gdb? There is basically
> nothing in the backtrace at the end of the log. With gdb and
> xserver-xorg-core-dbg installed, you might get a much better one. It
> would help a lot for debugging.
Okay, I've installed xserver-xorg-core-dbg, but how do I tell X.org to
use these debug modules instead?
I've used the Xgdb script from
http://www.x.org/wiki/Development/Documentation/ServerDebugging and the
output (with another useless backtrace) is attached.
Cgeers!
--
Andrew Ruthven, Wellington, New Zealand
At home: andrew@etc.gen.nz | This space intentionally
| left blank.
(gdb) Reading symbols from /usr/bin/Xorg...Reading symbols from /usr/lib/debug/usr/bin/Xorg...done. Using host libthread_db library "/lib/libthread_db.so.1". done. (gdb) (gdb) Signal Stop Print Pass to program Description SIGUSR1 No Yes Yes User defined signal 1 (gdb) Signal Stop Print Pass to program Description SIGUSR2 No Yes Yes User defined signal 2 (gdb) Signal Stop Print Pass to program Description SIGPIPE No Yes Yes Broken pipe (gdb) Starting program: /usr/bin/Xorg X.Org X Server 1.4.0 Release Date: 5 September 2007 X Protocol Version 11, Revision 0 Build Operating System: Linux Debian (xorg-server 2:1.4-3) Current Operating System: Linux cyclops 2.6.22.6-cyclops #1 SMP PREEMPT Thu Sep 6 10:57:24 NZST 2007 i686 Build Date: 29 September 2007 04:19:41PM Before reporting problems, check http://wiki.x.org to make sure that you have the latest version. Module Loader present Markers: (--) probed, (**) from config file, (==) default setting, (++) from command line, (!!) notice, (II) informational, (WW) warning, (EE) error, (NI) not implemented, (??) unknown. (==) Log file: "/var/log/Xorg.0.log", Time: Tue Oct 2 10:33:27 2007 (EE) Unable to locate/open config file [Thread debugging using libthread_db enabled] [New Thread 0xb7c698c0 (LWP 4252)] New driver is "mga" (==) Using default built-in configuration (54 lines) (EE) Failed to load module "fbdev" (module does not exist, 0) (EE) Failed to load module "vesa" (module does not exist, 0) (EE) Failed to load module "vga" (module does not exist, 0) Program received signal SIGFPE, Arithmetic exception. [Switching to Thread 0xb7c698c0 (LWP 4252)] 0xb7b5407d in ?? () from /usr/lib/xorg/modules/drivers//mga_drv.so (gdb) Undefined command: "module". Try "help". (gdb) #0 0xb7b5407d in ?? () from /usr/lib/xorg/modules/drivers//mga_drv.so #1 0x082245f0 in ?? () #2 0x00000000 in ?? () (gdb) Continuing. Backtrace: 0: /usr/bin/Xorg(xf86SigHandler+0x7e) [0x80c644e] 1: [0xffffe420] 2: /usr/bin/Xorg(InitOutput+0xa17) [0x80a8757] 3: /usr/bin/Xorg(main+0x296) [0x8074426] 4: /lib/libc.so.6(__libc_start_main+0xe0) [0xb7d1c050] 5: /usr/bin/Xorg(FontFileCompleteXLFD+0x205) [0x8073991] Fatal server error: Caught signal 8. Server aborting Program received signal SIGABRT, Aborted. 0xb7d307d6 in raise () from /lib/libc.so.6 (gdb) The program is running. Exit anyway? (y or n) [answered Y; input not from terminal]
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