(gdb) thread 23
[Switching to thread 23 (Thread 0x7f961c996700 (LWP 1943))]
#0  0x00007f962a04f3e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
(gdb) bt
#0  0x00007f962a04f3e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007f962094abf4 in ?? () from /usr/lib/libGLX_nvidia.so.0
#2  0x00007f961f74e8b6 in ?? () from /usr/lib/libnvidia-glcore.so.361.28
#3  0x00007f962094a20c in ?? () from /usr/lib/libGLX_nvidia.so.0
#4  0x00007f962a049424 in start_thread () from /usr/lib/libpthread.so.0
#5  0x00007f962a346cbd in clone () from /usr/lib/libc.so.6
(gdb) thread 22
[Switching to thread 22 (Thread 0x7f961c895700 (LWP 1952))]
#0  0x00007f962a051427 in do_futex_wait.constprop () from /usr/lib/libpthread.so.0
(gdb) bt
#0  0x00007f962a051427 in do_futex_wait.constprop () from /usr/lib/libpthread.so.0
#1  0x00007f962a0514d4 in __new_sem_wait_slow.constprop.0 () from /usr/lib/libpthread.so.0
#2  0x00007f960181af50 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libMilesX64.so
#3  0x00007f96018039c9 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libMilesX64.so
#4  0x00007f9601819f09 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libMilesX64.so
#5  0x00007f962a049424 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f962a346cbd in clone () from /usr/lib/libc.so.6
(gdb) thread 24
[Switching to thread 24 (Thread 0x7f961ca97700 (LWP 1942))]
#0  0x00007f962a051e4c in __lll_lock_wait () from /usr/lib/libpthread.so.0
(gdb) bt
#0  0x00007f962a051e4c in __lll_lock_wait () from /usr/lib/libpthread.so.0
#1  0x00007f962a04bb32 in pthread_mutex_lock () from /usr/lib/libpthread.so.0
#2  0x00007f961d469039 in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#3  0x00007f960b7daa57 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/dota/bin/linuxsteamrt64/libclient.so
#4  0x00007f961d472eea in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#5  0x00007f961d4a77e7 in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#6  0x00007f961d474e86 in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#7  0x00007f961d47543c in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#8  0x00007f961d49752d in ?? ()
   from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/librendersystemgl.so
#9  0x00007f9626319ef6 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libtier0.so
#10 0x00007f962a049424 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f962a346cbd in clone () from /usr/lib/libc.so.6
(gdb) thread 5
[Switching to thread 5 (Thread 0x7f95f75d0700 (LWP 1978))]
#0  0x00007f962a33dd01 in ppoll () from /usr/lib/libc.so.6
(gdb) bt
#0  0x00007f962a33dd01 in ppoll () from /usr/lib/libc.so.6
#1  0x00007f9600f5a8a7 in pa_mainloop_poll ()
   from /home/engy/.local/share/Steam/ubuntu12_32/steam-runtime/amd64/usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f9600f5ae79 in pa_mainloop_iterate ()
   from /home/engy/.local/share/Steam/ubuntu12_32/steam-runtime/amd64/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f9621f07a87 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libSDL2-2.0.so.0
#4  0x00007f9621e6ea30 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libSDL2-2.0.so.0
#5  0x00007f9621ecadab in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libSDL2-2.0.so.0
#6  0x00007f9621f182e9 in ?? () from /home/engy/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/libSDL2-2.0.so.0
#7  0x00007f962a049424 in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007f962a346cbd in clone () from /usr/lib/libc.so.6