The game froze and this is the stack:
#0 0x00007ffa53c2989c in __lll_lock_wait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1 0x00007ffa53c25080 in _L_lock_903 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2 0x00007ffa53c24f19 in pthread_mutex_lock () from /lib/x86_64-linux-gnu/libpthread.so.0
#3 0x00007ffa53e8edee in SDL_mutexP () from /usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0
#4 0x0000000000b23d11 in Shared::Platform::Mutex::p (this=0x3d7d598) at /home/tscharn/gitglest/source/shared_lib/sources/platform/sdl/thread.cpp:532
#5 0x0000000000b5acf2 in Lock (this=0x7fff76e58f70) at /home/tscharn/gitglest/source/shared_lib/include/platform/sdl/thread.h:193
#6 setMutex (ownerId=..., mutex=<optimized out>, this=0x7fff76e58f70) at /home/tscharn/gitglest/source/shared_lib/include/platform/sdl/thread.h:175
#7 Shared::PlatformCommon::IRCThread::isConnected (this=0x3d7d4e0, mutexLockRequired=true) at /home/tscharn/gitglest/source/shared_lib/sources/platform/posix/ircclient.cpp:671
#8 0x00000000007d4e8d in Glest::Game::MenuStateMasterserver::render (this=0x3d7b750) at /home/tscharn/gitglest/source/glest_game/menu/menu_state_masterserver.cpp:741
#9 0x000000000079459f in Glest::Game::MainMenu::render (this=0x2e01930) at /home/tscharn/gitglest/source/glest_game/menu/main_menu.cpp:190
#10 0x000000000071a8c8 in Glest::Game::Program::loopWorker (this=0x200bda0) at /home/tscharn/gitglest/source/glest_game/main/program.cpp:431
#11 0x0000000000709868 in Glest::Game::glestMain (argc=<optimized out>, argv=<optimized out>) at /home/tscharn/gitglest/source/glest_game/main/main.cpp:5518
#12 0x000000000070cf1a in Glest::Game::glestMainSEHWrapper (argc=1, argv=0x7fff76e61a78) at /home/tscharn/gitglest/source/glest_game/main/main.cpp:5764
#13 0x00007ffa5084276d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#14 0x000000000050d3b9 in _start ()