#0  0xb7fd6d09 in __kernel_vsyscall ()
#1  0xb7e30ab7 in syscall () at ../sysdeps/unix/sysv/linux/i386/syscall.S:29
#2  0xb78db9c3 in xshmfence_await () from /usr/lib/i386-linux-gnu/libxshmfence.so.1
#3  0xb798fd35 in dri3_fence_await (buffer=0x59ecd0, draw=0x5744c0, c=<optimized out>) at ../../../src/loader/loader_dri3_helper.c:187
#4  dri3_get_buffer (format=format@entry=4098, buffer_type=buffer_type@entry=loader_dri3_buffer_front, draw=draw@entry=0x5744c0, driDrawable=0x5745d0) at ../../../src/loader/loader_dri3_helper.c:1473
#5  0xb7990ba9 in loader_dri3_get_buffers (driDrawable=0x5745d0, format=4098, stamp=0x574600, loaderPrivate=0x5744c0, buffer_mask=3, buffers=0xbfffeb88) at ../../../src/loader/loader_dri3_helper.c:1588
#6  0xb6e68549 in dri_image_drawable_get_buffers (statts_count=<optimized out>, statts=<optimized out>, images=<optimized out>, drawable=<optimized out>) at ../../../../../src/gallium/state_trackers/dri/dri2.c:466
#7  dri2_allocate_textures (ctx=0x44cda0, drawable=0x574600, statts=0x574b6c, statts_count=2) at ../../../../../src/gallium/state_trackers/dri/dri2.c:590
#8  0xb6e63916 in dri_st_framebuffer_validate (stctx=0x5643c0, stfbi=0x574600, statts=0x574b6c, count=2, out=0xbfffecd0) at ../../../../../src/gallium/state_trackers/dri/dri_drawable.c:85
#9  0xb6d020b4 in st_framebuffer_validate (stfb=stfb@entry=0x5747d0, st=st@entry=0x5643c0) at ../../../src/mesa/state_tracker/st_manager.c:197
#10 0xb6d03a0e in st_manager_validate_framebuffers (st=0x5643c0) at ../../../src/mesa/state_tracker/st_manager.c:1065
#11 0xb6cc0551 in st_validate_state (st=0x5643c0, pipeline=ST_PIPELINE_RENDER) at ../../../src/mesa/state_tracker/st_atom.c:196
#12 0xb6cdf1ca in prepare_draw (ctx=0x539540, st=0x5643c0) at ../../../src/mesa/state_tracker/st_draw.c:122
#13 st_draw_vbo (ctx=0x539540, prims=0x5671ac, nr_prims=1, ib=0x0, index_bounds_valid=1 '\001', min_index=<optimized out>, max_index=<optimized out>, tfb_vertcount=0x0, stream=0, indirect=0x0)
    at ../../../src/mesa/state_tracker/st_draw.c:148
#14 0xb6ca446c in vbo_exec_vtx_flush (exec=0x566dac, keepUnmapped=1 '\001') at ../../../src/mesa/vbo/vbo_exec_draw.c:435
#15 0xb6c88601 in vbo_exec_FlushVertices_internal (exec=0x566dac, unmap=<optimized out>) at ../../../src/mesa/vbo/vbo_exec_api.c:637
#16 0xb6ca10a5 in vbo_exec_FlushVertices (ctx=0x539540, flags=1) at ../../../src/mesa/vbo/vbo_exec_api.c:1294
#17 0xb6b3d843 in enable_texture (ctx=ctx@entry=0x539540, state=state@entry=1 '\001', texBit=texBit@entry=1024) at ../../../src/mesa/main/enable.c:228
#18 0xb6b3f7f3 in _mesa_set_enable (ctx=0x539540, cap=3553, state=1 '\001') at ../../../src/mesa/main/enable.c:745
#19 0xb6b40441 in _mesa_Enable (cap=3553) at ../../../src/mesa/main/enable.c:1159
#20 0x00400b52 in draw () at gltest.c:31
#21 0xb7f2cb7d in fghRedrawWindow (window=0x414a60) at freeglut_main.c:231
#22 fghcbDisplayWindow (window=0x414a60, enumerator=0xbffff014) at freeglut_main.c:248
#23 0xb7f3067d in fgEnumWindows (enumCallback=0xb7f2cb00 <fghcbDisplayWindow>, enumerator=0xbffff014) at freeglut_structure.c:396
#24 0xb7f2d46d in fghDisplayAll () at freeglut_main.c:271
#25 glutMainLoopEvent () at freeglut_main.c:1523
#26 0xb7f2d85d in glutMainLoop () at freeglut_main.c:1571
#27 0x00400c4a in main (argc=1, argv=0xbffff234) at gltest.c:75