Program received signal SIGSEGV, Segmentation fault.
_mesa_test_framebuffer_completeness (ctx=0x6fecb0, fb=fb@entry=0x784770) at ../../../src/mesa/main/fbobject.c:1017
1017	         minWidth = MIN2(minWidth, texImg->Width);
(gdb) bt full
#0  _mesa_test_framebuffer_completeness (ctx=0x6fecb0, fb=fb@entry=0x784770) at ../../../src/mesa/main/fbobject.c:1017
        texImg = 0x0
        att = 0x7849e0
        f = <optimized out>
        attFormat = <optimized out>
        att_tex_target = 3553
        numImages = 0
        intFormat = 0
        minWidth = 4294967295
        minHeight = 4294967295
        maxWidth = 0
        maxHeight = 0
        numSamples = -1
        fixedSampleLocations = -1
        i = 0
        j = <optimized out>
        layer_info_valid = false
        max_layer_count = 0
        att_layer_count = <optimized out>
        is_layered = false
        layer_tex_target = 0
        has_depth_attachment = false
        has_stencil_attachment = false
        __PRETTY_FUNCTION__ = "_mesa_test_framebuffer_completeness"
        __func__ = "_mesa_test_framebuffer_completeness"
#1  0x00007ffff1a04d28 in update_framebuffer (fb=0x784770, ctx=0x6fecb0) at ../../../src/mesa/main/framebuffer.c:682
No locals.
#2  _mesa_update_framebuffer (ctx=ctx@entry=0x6fecb0, readFb=0x784770, drawFb=0x784770) at ../../../src/mesa/main/framebuffer.c:708
        __PRETTY_FUNCTION__ = "_mesa_update_framebuffer"
#3  0x00007ffff1a61850 in _mesa_update_state_locked (ctx=ctx@entry=0x6fecb0) at ../../../src/mesa/main/state.c:432
        new_state = 4294967295
        prog_flags = <optimized out>
        new_prog_state = 0
#4  0x00007ffff1a62021 in _mesa_update_state (ctx=ctx@entry=0x6fecb0) at ../../../src/mesa/main/state.c:500
No locals.
#5  0x00007ffff1a89a70 in _mesa_texture_sub_image (ctx=ctx@entry=0x6fecb0, dims=dims@entry=2, texObj=0x76cb00, texImage=0x76d2f0, target=target@entry=3553, level=level@entry=0, xoffset=0, yoffset=0, zoffset=0, width=2, height=2, depth=1, format=6408, 
    type=5121, pixels=0x7fffffffe600, dsa=false) at ../../../src/mesa/main/teximage.c:3541
        __func__ = "_mesa_texture_sub_image"
#6  0x00007ffff1a89f22 in texsubimage (callerName=0x7ffff2091ae5 "glTexSubImage2D", pixels=0x7fffffffe600, type=5121, format=6408, depth=1, height=2, width=2, zoffset=0, yoffset=0, xoffset=0, level=0, target=3553, dims=2, ctx=0x6fecb0)
    at ../../../src/mesa/main/teximage.c:3618
        texObj = <optimized out>
        height = 2
        width = 2
        zoffset = 0
        ctx = 0x6fecb0
        callerName = 0x7ffff2091ae5 "glTexSubImage2D"
        type = 5121
        xoffset = 0
        pixels = 0x7fffffffe600
        format = 6408
        depth = 1
        yoffset = 0
        level = 0
        target = 3553
        dims = 2
#7  _mesa_TexSubImage2D (target=3553, level=0, xoffset=0, yoffset=0, width=2, height=2, format=6408, type=5121, pixels=0x7fffffffe600) at ../../../src/mesa/main/teximage.c:3759
        ctx = 0x6fecb0
#8  0x00000000004020cf in main ()