$ gdb --args ./tremulous.x86_64 +set in_mouse 0
GNU gdb 6.6.90.20070912-debian
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) r
Starting program: /home/david/tremulous/tremulous.x86_64 +set in_mouse 0
[Thread debugging using libthread_db enabled]
[New Thread 0x2ab73f045ce0 (LWP 29552)]
tremulous 1.1.0 linux-x86_64-debug Nov 8 2007
----- FS_Startup -----
Current search path:
.... SNIP ....
/home/david/tremulous/base
----------------------
17209 files in pk3 files
execing default.cfg
execing autogen.cfg
execing autoexec.cfg
execing autoexec.binds.cfg
Unknown command "r_lightmap"
execing autoexec.mystuff.cfg
Unknown command "#seta"
Unknown command "#seta"
Hunk_Clear: reset the hunk ok
----- Client Initialization -----
logfile opened on Thu Nov 8 23:05:56 2007
----- Initializing Renderer ----
-------------------------------
----- Client Initialization Complete -----
----- R_Init -----
------- Input Initialization -------
Joystick is not active.
------------------------------------
...loading libGL.so.1:
Calling SDL_Init(SDL_INIT_VIDEO)...
SDL_Init(SDL_INIT_VIDEO) passed.
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x2ab73f045ce0 (LWP 29552)]
0x00002ab73b80ce84 in pthread_mutex_lock () from /lib/libc.so.6
(gdb) bt
#0 0x00002ab73b80ce84 in pthread_mutex_lock () from /lib/libc.so.6
#1 0x00002ab7499be1d5 in ?? () from /usr/lib/libGL.so.1
#2 0x00002ab749f125f8 in _nv000090gl () from /usr/lib/libGLcore.so.1
#3 0x00002ab7499d46f7 in ?? () from /usr/lib/libGL.so.1
#4 0x00002ab7499d4b21 in _init () from /usr/lib/libGL.so.1
#5 0x00002ab73ab98d76 in ?? () from /lib64/ld-linux-x86-64.so.2
#6 0x00002ab73ab98e9e in ?? () from /lib64/ld-linux-x86-64.so.2
#7 0x00002ab73ab9cedc in ?? () from /lib64/ld-linux-x86-64.so.2
#8 0x00002ab73ab98a06 in ?? () from /lib64/ld-linux-x86-64.so.2
#9 0x00002ab73ab9c55b in ?? () from /lib64/ld-linux-x86-64.so.2
#10 0x00002ab73b2a7f8b in ?? () from /lib/libdl.so.2
#11 0x00002ab73ab98a06 in ?? () from /lib64/ld-linux-x86-64.so.2
#12 0x00002ab73b2a84ed in ?? () from /lib/libdl.so.2
#13 0x00002ab73b2a7ef1 in dlopen () from /lib/libdl.so.2
#14 0x00002ab73ade4aa7 in ?? () from /usr/lib/libSDL-1.2.so.0
#15 0x000000000050c301 in QGL_Init (dllname=0x2ab73abb0248 "libGL.so.1")
at src/unix/linux_qgl.c:3078
#16 0x0000000000512a8c in GLW_LoadOpenGL (name=0x2ab73abb0248 "libGL.so.1")
at src/unix/sdl_glimp.c:831
#17 0x0000000000512bad in GLimp_Init () at src/unix/sdl_glimp.c:892
#18 0x00000000004de3b5 in InitOpenGL () at src/renderer/tr_init.c:293
#19 0x00000000004e0a2c in R_Init () at src/renderer/tr_init.c:1206
#20 0x00000000004ea3d9 in RE_BeginRegistration (glconfigOut=0xe82af4)
at src/renderer/tr_model.c:863
#21 0x0000000000414bb2 in CL_InitRenderer () at src/client/cl_main.c:2119
#22 0x0000000000414c4d in CL_StartHunkUsers () at src/client/cl_main.c:2148
#23 0x00000000004358a4 in Com_Init (commandLine=0x1108010 "")
at src/qcommon/common.c:2403
#24 0x0000000000504338 in main (argc=4, argv=0x7fff6ff1e568)
at src/unix/unix_main.c:1424
(gdb)