(gdb) run
Starting program: /home/shadowm/src/wesnoth-sdl2/build/wesnoth
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libogg.so.0.8.2" does not match "/usr/lib/x86_64-linux-gnu/libogg.so.0" (CRC mismatch).

[New Thread 0x7fffe9541700 (LWP 24674)]
Battle for Wesnoth v1.13.1+dev (ae1d364-Clean)
Started on Sat Oct 17 05:32:34 2015

Automatically found a possible data directory at /home/shadowm/src/wesnoth-sdl2/build/..

Data directory:               /home/shadowm/src/wesnoth-sdl2/build/..
User configuration directory: /home/shadowm/.config/wesnoth
User data directory:          /home/shadowm/.local/share/wesnoth/1.13
Cache directory:              /home/shadowm/.cache/wesnoth

[New Thread 0x7fffe0d6d700 (LWP 24675)]
[Thread 0x7fffe0d6d700 (LWP 24675) exited]
[New Thread 0x7fffe0d6d700 (LWP 24676)]
Checking video mode: 1920x1025x24...
Setting mode to 1920x1025x24

Program received signal SIGSEGV, Segmentation fault.
BlitRGBtoRGBPixelAlphaMMX (info=<optimized out>) at /home/shadowm/src/SDL2-2.0.3/src/video/SDL_blit_A.c:350
350                     DUFFS_LOOP4({
(gdb) bt
#0  BlitRGBtoRGBPixelAlphaMMX (info=<optimized out>) at /home/shadowm/src/SDL2-2.0.3/src/video/SDL_blit_A.c:350
#1  0x00007ffff7b4052d in SDL_SoftBlit (src=0x2e4a590, srcrect=0x7fffffffc850, dst=0x2f0f740, dstrect=0x7fffffffc950)
    at /home/shadowm/src/SDL2-2.0.3/src/video/SDL_blit.c:88
#2  0x00007ffff7b798d2 in SDL_LowerBlit_REAL (dstrect=<optimized out>, dst=<optimized out>, srcrect=0x7fffffffc850, src=0x2e4a590)
    at /home/shadowm/src/SDL2-2.0.3/src/video/SDL_surface.c:514
#3  SDL_UpperBlit_REAL (src=0x2e4a590, srcrect=<optimized out>, dst=<optimized out>, dstrect=<optimized out>)
    at /home/shadowm/src/SDL2-2.0.3/src/video/SDL_surface.c:611
#4  0x00000000016319cf in sdl_blit (src=..., src_rect=0x0, dst=..., dst_rect=0x7fffffffc950)
    at /home/shadowm/src/wesnoth-sdl2/src/sdl/utils.hpp:113
#5  0x00000000020d0fdd in loadscreen::draw_screen (this=0x2e49c20, text="Initializing user interface")
    at /home/shadowm/src/wesnoth-sdl2/src/loadscreen.cpp:236
#6  0x00000000020d18fa in loadscreen::start_stage (id=0x21a85d7 "init gui") at /home/shadowm/src/wesnoth-sdl2/src/loadscreen.cpp:377
#7  0x00000000014c9f78 in do_gameloop (args=std::vector of length 1, capacity 1 = {...}) at /home/shadowm/src/wesnoth-sdl2/src/wesnoth.cpp:597
#8  0x00000000014cbf7a in main (argc=1, argv=0x7fffffffdf38) at /home/shadowm/src/wesnoth-sdl2/src/wesnoth.cpp:989