(gdb) bt
#0  0x00007fffe676de6e in r600_context_bo_reloc (rbo=<optimized out>, rbo=<optimized out>, priority=RADEON_PRIO_COLOR_META, usage=RADEON_USAGE_READWRITE, ring=0x5e104e0, 
    rctx=0x5e101e0) at ../../../../src/gallium/drivers/radeon/r600_cs.h:58
#1  evergreen_emit_framebuffer_state (rctx=0x5e101e0, atom=<optimized out>) at evergreen_state.c:1574
#2  0x00007fffe679c7b5 in r600_emit_atom (atom=0x5e10c48, rctx=0x5e101e0) at r600_pipe.h:563
#3  r600_draw_vbo (ctx=0x5e101e0, dinfo=<optimized out>) at r600_state_common.c:1492
#4  0x00007fffe66fdf9f in util_draw_arrays (start=0, count=3, mode=15, pipe=0x5e101e0) at ./util/u_draw.h:63
#5  util_draw_vertex_buffer (pipe=pipe@entry=0x5e101e0, cso=cso@entry=0x0, vbuf=<optimized out>, vbuf_slot=<optimized out>, offset=<optimized out>, prim_type=prim_type@entry=15, 
    num_verts=3, num_attribs=2) at util/u_draw_quad.c:68
#6  0x00007fffe67e114c in r600_draw_rectangle (blitter=0x5dfa7d0, x1=0, y1=<optimized out>, x2=64, y2=1, depth=0, type=<optimized out>, attrib=0x0) at r600_pipe_common.c:103
#7  0x00007fffe66fb79f in util_blitter_custom_color (blitter=0x5dfa7d0, dstsurf=dstsurf@entry=0x7ffef8182790, custom_blend=0x5af2870) at util/u_blitter.c:2225
#8  0x00007fffe677ad5c in r600_blit_decompress_color (ctx=ctx@entry=0x5e101e0, rtex=0x7fff64138450, first_level=<optimized out>, last_level=64, first_layer=first_layer@entry=0, 
    last_layer=0) at r600_blit.c:316
#9  0x00007fffe677c6c1 in r600_blit_decompress_color (last_layer=<optimized out>, first_layer=0, last_level=<optimized out>, first_level=<optimized out>, rtex=<optimized out>, 
    ctx=0x5e101e0) at r600_blit.c:294
#10 r600_decompress_color_textures (rctx=rctx@entry=0x5e101e0, textures=textures@entry=0x5e12778) at r600_blit.c:349
#11 0x00007fffe679c17a in r600_update_derived_state (rctx=0x5e101e0) at r600_state_common.c:1196
#12 r600_draw_vbo (ctx=0x5e101e0, dinfo=<optimized out>) at r600_state_common.c:1396
#13 0x00007fffe6724917 in u_vbuf_draw_vbo (mgr=0x5f0a9b0, info=0x7fffdf304810) at util/u_vbuf.c:1159
#14 0x00007fffe6588038 in st_draw_vbo (ctx=0x5f6af90, prims=<optimized out>, nr_prims=<optimized out>, ib=0x7fffdf3048d0, index_bounds_valid=<optimized out>, min_index=4294967295, 
    max_index=4294967295, tfb_vertcount=0x0, stream=0, indirect=0x0) at state_tracker/st_draw.c:290
#15 0x00007fffe6555864 in vbo_validated_drawrangeelements (ctx=ctx@entry=0x5f6af90, mode=mode@entry=4, index_bounds_valid=index_bounds_valid@entry=0 '\000', 
    start=start@entry=4294967295, end=end@entry=4294967295, count=count@entry=336, type=5123, indices=0xe2c8, basevertex=0, numInstances=24, baseInstance=0)
    at vbo/vbo_exec_array.c:992
#16 0x00007fffe6555af3 in vbo_exec_DrawElementsInstancedBaseVertex (mode=4, count=336, type=5123, indices=0xe2c8, numInstances=24, basevertex=0) at vbo/vbo_exec_array.c:1198
#17 0x0000000002c3af25 in ?? ()
#18 0x00000000029d75e5 in ?? ()
#19 0x00000000029c3712 in ?? ()
#20 0x0000000002507796 in ?? ()
#21 0x0000000002508594 in ?? ()
#22 0x0000000002508e5a in ?? ()
#23 0x0000000002508fa5 in ?? ()
#24 0x000000000214a5c5 in ?? ()
#25 0x000000000214a80f in ?? ()
#26 0x00000000014d19c3 in ?? ()
#27 0x000000000214b6fd in ?? ()
#28 0x00000000014b20d8 in ?? ()
#29 0x000000000214255d in ?? ()
#30 0x00000000014b5cd2 in ?? ()
#31 0x00000000014b4040 in ?? ()
#32 0x0000000001467299 in ?? ()
#33 0x000000000103f3c8 in ?? ()
#34 0x000000000103f9ab in ?? ()
#35 0x00000000017a98d2 in ?? ()
#36 0x00000000017aa5fa in ?? ()
#37 0x00007ffff4200555 in start_thread () from /lib64/libpthread.so.0
#38 0x00007ffff2685b9d in clone () from /lib64/libc.so.6