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[Bug 1060148] Re: unity 6.8 candidate segfaults on "app expose" with low gfx mode

 

** Changed in: unity
    Milestone: 7.0.1 => 7.3.1

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https://bugs.launchpad.net/bugs/1060148

Title:
  unity 6.8 candidate segfaults on "app expose" with low gfx mode

Status in Unity:
  Triaged
Status in Unity 6.0 series:
  Fix Released
Status in “unity” package in Ubuntu:
  Fix Released

Bug description:
  - run the current ppa version
  - open several nautilus dialog
  - click on nautilus in the launcher

  stacktrace:

  #0  0xb7548f90 in ?? () from /lib/i386-linux-gnu/libc.so.6
  No symbol table info available.
  #1  0xb4838cee in memmove (__len=806243456, __src=0x3c73f2f0, __dest=<optimized out>) at /usr/include/i386-linux-gnu/bits/string3.h:58
  No locals.
  #2  drisw_update_tex_buffer (drawable=0xc5468d8, ctx=0x8945470, res=0xb392b90) at drisw.c:272
          dPriv = <optimized out>
          st_ctx = <optimized out>
          pipe = 0x8945500
          transfer = 0xc4f94f0
          map = 0xc65a670 "\321\332\337\377\262\273\277\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377BIJ\377"...
          x = 52
          y = 7
          w = 201560864
          h = 2
          ximage_stride = 806243456
          line = 1
          cpp = <optimized out>
  #3  0xb483a373 in dri_set_tex_buffer2 (pDRICtx=0x8945450, target=3553, format=8410, dPriv=0xc59ae78) at dri_drawable.c:234
          internal_format = <optimized out>
          ctx = 0x8945470
          drawable = 0xc5468d8
          pt = 0xb392b90
  #4  0xb4fdfe40 in drisw_bind_tex_image (dpy=0x88f2460, drawable=14680574, buffer=8414, attrib_list=0x0) at drisw_glx.c:319
          gc = 0x8945368
          pcp = 0x8945368
          base = 0xb44d178
          pdraw = 0xb44d178
          psc = <optimized out>
  #5  0xb4fb7c77 in __glXBindTexImageEXT (dpy=0x88f2460, drawable=14680574, buffer=8414, attrib_list=0x0) at glxcmds.c:2429
          gc = <optimized out>
  #6  0xb594b1f7 in operator()<void (*)(_XDisplay*, long unsigned int, int, int*), boost::_bi::list1<long unsigned int&> > (a=<synthetic pointer>, this=<optimized out>, f=<optimized out>) at /usr/include/boost/bind/bind.hpp:457
  No locals.
  #7  operator()<long unsigned int> (this=<optimized out>, a1=<optimized out>) at /usr/include/boost/bind/bind_template.hpp:32
  No locals.
  #8  boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, void (*)(_XDisplay*, unsigned long, int, int*), boost::_bi::list4<boost::_bi::value<_XDisplay*>, boost::arg<1>, boost::_bi::value<int>, boost::_bi::value<int*> > >, void, unsigned long>::invoke (function_obj_ptr=..., a0=14680574) at /usr/include/boost/function/function_template.hpp:153
          f = <optimized out>
  #9  0xb595df97 in operator() (a0=14680574, this=0xb596e690 <(anonymous namespace)::bindTexImageEXT()::f>) at /usr/include/boost/function/function_template.hpp:760
  No locals.
  #10 compiz::opengl::bindTexImageGLX(ServerGrabInterface*, unsigned long, unsigned long, boost::function<bool (unsigned long)> const&, boost::function<void (unsigned long)> const&, boost::function<void ()> const&, compiz::opengl::_PixmapSource) (serverGrabInterface=0x88ec7d4, x11Pixmap=14680573, glxPixmap=14680574, checkPixmapValidity=..., bindTexImageEXT=..., waitGLX=..., source=compiz::opengl::InternallyManaged) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/glxtfpbind/src/glx-tfp-bind.cpp:57
  No locals.
  #11 0xb5949897 in TfpTexture::bindTexImage (this=this@entry=0xc453598, glxPixmap=@0xc4535b8: 14680574) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/texture.cpp:631
  No locals.
  #12 0xb594a197 in TfpTexture::enable (this=0xc453598, filter=GLTexture::Fast) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/texture.cpp:813
  No locals.
  #13 0xb594f8a6 in GLWindow::glDrawTexture (this=0xbe71748, texture=0xc453598, transform=..., attrib=..., mask=786432) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:1244
          filter = GLTexture::Fast
  #14 0xb246f8a2 in unity::UnityWindow::DrawTexture (this=0xa0c0ad0, textures=..., attrib=..., transform=..., mask=786432, x=81, y=77, scale=0.90607589483261108) at /build/buildd/unity-6.6.0+bzr2749stagingubuntu0+789/plugins/unityshell/src/unityshell.cpp:3552
          wTransform = {m = {0.000884839741, 0, 0, 0, -0, -0.0011797864, -0, -0, 0, 0, 1, 0, -0.420898438, 0.399739593, -0.866025388, 1}}
          __for_range = @0xa0c0b74: {<std::vector<GLTexture*, std::allocator<GLTexture*> >> = {<std::_Vector_base<GLTexture*, std::allocator<GLTexture*> >> = {_M_impl = {<std::allocator<GLTexture*>> = {<__gnu_cxx::new_allocator<GLTexture*>> = {<No data fields>}, <No data fields>}, _M_start = 0xc4834f8, _M_finish = 0xc4834fc, _M_end_of_storage = 0xc4834fc}}, <No data fields>}, <No data fields>}
  #15 0xb24730a0 in unity::UnityWindow::scalePaintDecoration (this=0xa0c0ad0, attrib=..., transform=..., region=..., mask=786432) at /build/buildd/unity-6.6.0+bzr2749stagingubuntu0+789/plugins/unityshell/src/unityshell.cpp:3754
          scale_win = 0xc0000
          ss = 0x4d
          state = 1014231792
  #16 0xb276c361 in ScaleWindow::scalePaintDecoration (this=0xbe2f288, attrib=..., transform=..., region=..., mask=262144) at /build/buildd/compiz-0.9.8.4/plugins/scale/src/scale.cpp:133
          curr = 0
  #17 0xb276bec1 in PrivateScaleWindow::glPaint (this=0x9cf4800, attrib=..., transform=..., region=..., mask=262144) at /build/buildd/compiz-0.9.8.4/plugins/scale/src/scale.cpp:406
          lastAttrib = {opacity = 65535, brightness = 65535, saturation = 65535, xScale = 1, yScale = 1, xTranslate = 0, yTranslate = 0}
          wTransform = {m = {0.000884839741, 0, 0, 0, -0, -0.0011797864, -0, -0, 0, 0, 1, 0, -0.478372395, 0.42808187, -0.866025388, 1}}
          sAttrib = {opacity = 65535, brightness = 65535, saturation = 65535, xScale = 1, yScale = 1, xTranslate = 0, yTranslate = 0}
          scaled = <optimized out>
          status = <optimized out>
  #18 0xb59507f1 in GLWindow::glPaint (this=0xbe71748, attrib=..., transform=..., region=..., mask=0) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:1323
          rv = <optimized out>
          curr = 1
  #19 0xb24729a1 in unity::UnityWindow::glPaint (this=0xa0c0ad0, attrib=..., matrix=..., region=..., mask=0) at /build/buildd/unity-6.6.0+bzr2749stagingubuntu0+789/plugins/unityshell/src/unityshell.cpp:2419
          wAttrib = {opacity = 65535, brightness = 65535, saturation = 65535, xScale = 1, yScale = 1, xTranslate = 0, yTranslate = 0}
          tray_xids = @0xbfbb2270: {<std::_Vector_base<unsigned long, std::allocator<unsigned long> >> = {_M_impl = {<std::allocator<unsigned long>> = {<__gnu_cxx::new_allocator<unsigned long>> = {<No data fields>}, <No data fields>}, _M_start = 0xa21ebc8, _M_finish = 0xa21ebcc, _M_end_of_storage = 0xa21ebcc}}, <No data fields>}
  #20 0xb59507f1 in GLWindow::glPaint (this=0xbe71748, attrib=..., transform=..., region=..., mask=0) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:1323
          rv = <optimized out>
          curr = 0
  #21 0xb5950b15 in PrivateGLScreen::paintOutputRegion (this=0x89430c0, transform=..., region=..., output=0x3c73f2f0, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:430
          w = 0x9ced500
          unredirectFS = false
          offXY = {mX = 0, mY = 0}
          pl = {<std::_List_base<CompWindow*, std::allocator<CompWindow*> >> = {_M_impl = {<std::allocator<std::_List_node<CompWindow*> >> = {<__gnu_cxx::new_allocator<std::_List_node<CompWindow*> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0xbcb7d60, _M_prev = 0xa37f8c8}}}, <No data fields>}
          tmpRegion = {priv = 0xc01f718}
          vTransform = {m = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1}}
          unredirected = {_M_t = {_M_impl = {<std::allocator<std::_Rb_tree_node<CompWindow*> >> = {<__gnu_cxx::new_allocator<std::_Rb_tree_node<CompWindow*> >> = {<No data fields>}, <No data fields>}, _M_key_compare = {<std::binary_function<CompWindow*, CompWindow*, bool>> = {<No data fields>}, <No data fields>}, _M_header = {_M_color = std::_S_red, _M_parent = 0x0, _M_left = 0xbfbb237c, _M_right = 0xbfbb237c}, _M_node_count = 0}}}
  #22 0xb5951502 in GLScreen::glPaintOutput (this=0x8941360, sAttrib=..., transform=..., region=..., output=0x8908410, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:635
          sTransform = {m = {0.0009765625, 0, 0, 0, -0, -0.00130208337, -0, -0, 0, 0, 1, 0, -0.5, 0.5, -0.866025388, 1}}
  #23 0xb2f08f42 in WallScreen::glPaintOutput (this=0x8b03230, attrib=..., matrix=..., region=..., output=0x8908410, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/wall/src/wall.cpp:1185
          status = <optimized out>
  #24 0xb59513f5 in GLScreen::glPaintOutput (this=0x8941360, sAttrib=..., transform=..., region=..., output=0x8908410, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:598
          rv = <optimized out>
          curr = 7
          sTransform = {m = {1, -0, 0, 3.36311631e-44, 9.10844002e-44, 1.04256606e-42, 1.86518554e-33, -2.21552909e-08, -1.12423595e-06, -1.47500396e-05, -1.46212196, -2.16116476e-08, 8.59318697e-34, -0, 0, -1.11386612e-06}}
  #25 0xb2b8e0d9 in PrivateAnimScreen::glPaintOutput (this=0x8c079c8, attrib=..., matrix=..., region=..., output=0x8908410, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/animation/src/animation.cpp:2511
          __PRETTY_FUNCTION__ = "virtual bool PrivateAnimScreen::glPaintOutput(const GLScreenPaintAttrib&, const GLMatrix&, const CompRegion&, CompOutput*, unsigned int)"
  #26 0xb59513f5 in GLScreen::glPaintOutput (this=0x8941360, sAttrib=..., transform=..., region=..., output=0x8908410, mask=11) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:598
          rv = <optimized out>
          curr = 4
          sTransform = {m = {4.14087633e-32, -1.46212482, 1.12103877e-44, 1.07619722e-42, -0.5, 0.5, -0.866025388, -1.13993774e-05, 1.00121462e-31, 1.40129846e-45, 3.36311631e-44, -1.19440165e-05, 7.97240252e-33, 0, 2.24207754e-44, -1.19465267e-05}}
  #27 0xb276ba36 in PrivateScaleScreen::glPaintOutput (this=0x8c53ed0, sAttrib=..., transform=..., region=..., output=0x8908410, mask=<optimized out>) at /build/buildd/compiz-0.9.8.4/plugins/scale/src/scale.cpp:851
  No locals.
  #28 0xb59513f5 in GLScreen::glPaintOutput (this=0x8941360, sAttrib=..., transform=..., region=..., output=0x8908410, mask=3) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:598
          rv = <optimized out>
          curr = 1
          sTransform = {m = {1.00121556e-31, 1.28547581e-33, 1.2855456e-33, -1.13993774e-05, 1.00121556e-31, 1.28547581e-33, 1.2855456e-33, -1.04427281e-05, 0, 1.00121556e-31, 1.31640012e-33, -1.45164304e-05, 8.59248902e-34, -1.47484243e-05, -1.46215391, -1.45156673e-05}}
  #29 0xb247e6c8 in unity::UnityScreen::glPaintOutput (this=0x8d59618, attrib=..., transform=..., region=..., output=0x8908410, mask=3) at /build/buildd/unity-6.6.0+bzr2749stagingubuntu0+789/plugins/unityshell/src/unityshell.cpp:1269
          ret = <optimized out>
          force = false
  #30 0xb59513f5 in GLScreen::glPaintOutput (this=0x8941360, sAttrib=..., transform=..., region=..., output=0x8908410, mask=3) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/paint.cpp:598
          rv = <optimized out>
          curr = 0
          sTransform = {m = {1.40129846e-45, -1.46216679, 1.50463277e-36, 3.76158192e-37, 1.12103877e-44, -1.47484243e-05, 8.69773249e-34, -1.47484243e-05, 9.910433e-32, -1.46218681, 8.91888706e-34, -1.45161148e-05, -1.46217442, 8.59245228e-34, 9.910433e-32, -1.45163312e-05}}
  #31 0xb593f8c7 in PrivateGLScreen::paintOutputs (this=0x89430c0, outputs=..., mask=5, region=...) at /build/buildd/compiz-0.9.8.4/plugins/opengl/src/screen.cpp:2041
          identity = {m = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1}}
          output = 0x8908410
          oldFbo = 0x0
          useFbo = true
          tmpRegion = {priv = 0xa1f9148}
          alwaysSwap = 176
          fullscreen = 48
  #32 0xb597d061 in CompositeScreen::paint (this=0x893f598, outputs=..., mask=5) at /build/buildd/compiz-0.9.8.4/plugins/composite/src/screen.cpp:892
  No locals.
  #33 0xb2f05d31 in WallScreen::paint (this=0x8b03230, outputs=..., mask=5) at /build/buildd/compiz-0.9.8.4/plugins/wall/src/wall.cpp:1167
  No locals.
  #34 0xb597d08d in CompositeScreen::paint (this=0x893f598, outputs=..., mask=5) at /build/buildd/compiz-0.9.8.4/plugins/composite/src/screen.cpp:889
          curr = 0
  #35 0xb597ec11 in CompositeScreen::handlePaintTimeout (this=0x893f598) at /build/buildd/compiz-0.9.8.4/plugins/composite/src/screen.cpp:849
          timeDiff = <optimized out>
          dpy = <optimized out>
          mask = 5
          d = <optimized out>
          outputs = {<std::_List_base<CompOutput*, std::allocator<CompOutput*> >> = {_M_impl = {<std::allocator<std::_List_node<CompOutput*> >> = {<__gnu_cxx::new_allocator<std::_List_node<CompOutput*> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0xb407eb0, _M_prev = 0xb407eb0}}}, <No data fields>}
          tv = {tv_sec = 1349177922, tv_usec = 578032}
  #36 0xb5980160 in operator() (p=<optimized out>, this=0x893f7e8) at /usr/include/boost/bind/mem_fn_template.hpp:49
  No locals.
  #37 operator()<bool, boost::_mfi::mf0<bool, CompositeScreen>, boost::_bi::list0> (f=..., this=0x893f7f0, a=...) at /usr/include/boost/bind/bind.hpp:243
  No locals.
  #38 operator() (this=0x893f7e8) at /usr/include/boost/bind/bind_template.hpp:20
  No locals.
  #39 boost::detail::function::function_obj_invoker0<boost::_bi::bind_t<bool, boost::_mfi::mf0<bool, CompositeScreen>, boost::_bi::list1<boost::_bi::value<CompositeScreen*> > >, bool>::invoke (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:132
          f = 0x893f7e8
  #40 0xb7736853 in CompTimer::triggerCallback() () from /usr/lib/libcompiz_core.so.ABI-20120927
  No symbol table info available.
  #41 0xb7736911 in CompTimeoutSource::callback() () from /usr/lib/libcompiz_core.so.ABI-20120927
  No symbol table info available.
  #42 0xb7736a01 in sigc::internal::slot_call0<sigc::bound_mem_functor0<bool, CompTimeoutSource>, bool>::call_it(sigc::internal::slot_rep*) () from /usr/lib/libcompiz_core.so.ABI-20120927
  No symbol table info available.
  #43 0xb7735b8f in CompTimeoutSource::dispatch(sigc::slot_base*) () from /usr/lib/libcompiz_core.so.ABI-20120927
  No symbol table info available.
  #44 0xb7256071 in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/i386-linux-gnu/libglibmm-2.4.so.1
  No symbol table info available.
  #45 0xb71589e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #46 0xb7158d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #47 0xb71591db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #48 0xb7257513 in Glib::MainLoop::run() () from /usr/lib/i386-linux-gnu/libglibmm-2.4.so.1
  No symbol table info available.
  #49 0xb76ecb8a in compiz::private_screen::EventManager::startEventLoop(_XDisplay*) () from /usr/lib/libcompiz_core.so.ABI-20120927
  No symbol table info available.

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