#0  0x00007ff6922b584b in _wordcopy_fwd_dest_aligned (dstp=4397454536, srcp=102461136, len=3840) at wordcopy.c:200
        a0 = 18388208432570173988
        a1 = 18388208432570173988
        a2 = <optimized out>
        a3 = <optimized out>
        sh_1 = 32
        sh_2 = 32
#1  0x00007ff6922af41c in __memmove_sse2 (dest=0x1061bd4d0, src=<optimized out>, len=30724) at ../string/memmove.c:76
        dstp = <optimized out>
        srcp = <optimized out>
#2  0x00007ff6866ab157 in memmove (__len=30724, __src=<optimized out>, __dest=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/string3.h:58
No locals.
#3  drisw_update_tex_buffer (drawable=<optimized out>, ctx=<optimized out>, res=<optimized out>) at drisw.c:272
        dPriv = <optimized out>
        st_ctx = <optimized out>
        pipe = 0xb93790
        transfer = 0x5fd0af0
        map = 0x61be6d0 ""
        x = 64
        y = 0
        w = 7681
        h = 0
        ximage_stride = 30724
        line = -1
        cpp = <optimized out>
#4  0x00007ff6866ac696 in dri_set_tex_buffer2 (pDRICtx=<optimized out>, target=3553, format=8410, dPriv=<optimized out>) at dri_drawable.c:234
        internal_format = PIPE_FORMAT_B8G8R8A8_UNORM
        ctx = 0xb936c0
        drawable = 0x5594620
        pt = 0x460e950
#5  0x00007ff6877b971f in TfpTexture::enable (this=0x3052830, filter=GLTexture::Good) at /build/buildd/compiz-0.9.8+bzr3249/plugins/opengl/src/texture.cpp:599
No locals.
#6  0x00007ff6877a3aaf in enableFragmentOperationsAndDrawGeometry (mask=720896, filter=GLTexture::Good, attrib=..., texture=0x3052830, w=0x431df20, gs=0xb8ec10) at /build/buildd/compiz-0.9.8+bzr3249/plugins/opengl/src/paint.cpp:1106
No locals.
#7  GLWindow::glDrawTexture (this=0x431df20, texture=0x3052830, attrib=..., mask=720896) at /build/buildd/compiz-0.9.8+bzr3249/plugins/opengl/src/paint.cpp:1174
        filter = GLTexture::Good
#8  0x00007ff6877a3b6e in GLWindow::glDrawTexture (this=0x431df20, texture=0x3052830, attrib=..., mask=720896) at /build/buildd/compiz-0.9.8+bzr3249/plugins/opengl/src/paint.cpp:1158
        curr = 0
        filter = <optimized out>
#9  0x00007ff681bdebb0 in DecorWindow::glDecorate (this=this@entry=0x4740680, transform=..., attrib=..., region=..., mask=720896, mask@entry=196608) at /build/buildd/compiz-0.9.8+bzr3249/plugins/decor/src/decor.cpp:247
        box = {mRegion = {size = 95253312, numRects = 1, rects = 0x7ffffe89b968, extents = {x1 = 1033, x2 = 1609, y1 = 879, y2 = 889}}}
        ml = {<std::_Vector_base<GLTexture::Matrix, std::allocator<GLTexture::Matrix> >> = {_M_impl = {<std::allocator<GLTexture::Matrix>> = {<__gnu_cxx::new_allocator<GLTexture::Matrix>> = {<No data fields>}, <No data fields>}, _M_start = 0x5ad7340, _M_finish = 0x5ad7358, _M_end_of_storage = 0x5ad7358}}, <No data fields>}
        preg = 0x7ff692db6018
        reg = @0x7ff692db6018: {priv = 0xb0d7c0}
#10 0x00007ff681be40b4 in DecorWindow::glDraw (this=0x4740680, transform=..., attrib=..., region=..., mask=196608) at /build/buildd/compiz-0.9.8+bzr3249/plugins/decor/src/decor.cpp:167
        status = true
#11 0x00007ff6877a462a in GLWindow::glDraw (this=0x431df20, transform=..., fragment=..., region=..., mask=196608) at /build/buildd/compiz-0.9.8+bzr3249/plugins/opengl/src/paint.cpp:1184
        rv = <optimized out>
        curr = 5
        reg = <optimized out>
        ml = {<std::_Vector_base<GLTexture::Matrix, std::allocator<GLTexture::Matrix> >> = {_M_impl = {<std::allocator<GLTexture::Matrix>> = {<__gnu_cxx::new_allocator<GLTexture::Matrix>> = {<No data fields>}, <No data fields>}, _M_start = 0x5ad7358, _M_finish = 0x7ff6877a38b0, _M_end_of_storage = 0x5ad7340}}, <No data fields>}
#12 0x00007ff67de40539 in UnityMTGrabHandlesScreen::handleEvent (this=0x30000, event=0x1) at /build/buildd/unity-6.2.0/plugins/unity-mt-grab-handles/src/unity-mt-grab-handles.cpp:284
        invalidated = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = 0x10000, _M_finish = 0x10000, _M_end_of_storage = 0x7ffffe89be70}}, <No data fields>}
        clients = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = 0x700000000, _M_finish = 0x400000000, _M_end_of_storage = 0x100000000}}, <No data fields>}
        oldClients = <optimized out>
        clientListStacking = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = <optimized out>, _M_finish = 0x59f9050, _M_end_of_storage = <optimized out>}}, <No data fields>}
        w = 0x0
#13 0x0000000000010000 in ?? ()
No symbol table info available.
#14 0x00007ffffe89be70 in ?? ()
No symbol table info available.
#15 0x00007ff67de40539 in UnityMTGrabHandlesScreen::handleEvent (this=0x2c00006, event=0x0) at /build/buildd/unity-6.2.0/plugins/unity-mt-grab-handles/src/unity-mt-grab-handles.cpp:284
        invalidated = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = 0x7ffffe89bc18, _M_finish = 0x0, _M_end_of_storage = 0xf7c0}}, <No data fields>}
        clients = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = 0x16af678, _M_finish = 0x7ff67c19a188, _M_end_of_storage = 0x0}}, <No data fields>}
        oldClients = <optimized out>
        clientListStacking = {<std::_Vector_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<CompWindow*>> = {<__gnu_cxx::new_allocator<CompWindow*>> = {<No data fields>}, <No data fields>}, _M_start = <optimized out>, _M_finish = 0x1, _M_end_of_storage = <optimized out>}}, <No data fields>}
        w = 0x0
#16 0x0000000000c52d00 in ?? ()
No symbol table info available.
#17 0x0000000000000d00 in ?? ()
No symbol table info available.
#18 0x00007ffffe89bd70 in ?? ()
No symbol table info available.
#19 0x00007ff67de22e10 in ?? ()
No symbol table info available.
#20 0x0000000500000000 in ?? ()
No symbol table info available.
#21 0x0000000000000000 in ?? ()
No symbol table info available.