$ chromium-browser -g # Env: # LD_LIBRARY_PATH=/usr/lib/chromium-browser:/usr/lib/chromium-browser/libs # PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin # GTK_PATH= # CHROMIUM_USER_FLAGS= # CHROMIUM_FLAGS= --enable-pinch /usr/bin/gdb /usr/lib/chromium-browser/chromium-browser -x /tmp/chromiumargs.yDQaZL GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1 Copyright (C) 2014 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/lib/chromium-browser/chromium-browser...(no debugging symbols found)...done. (gdb) r Starting program: /usr/lib/chromium-browser/chromium-browser --enable-pinch [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffd7cc7700 (LWP 18260)] [New Thread 0x7fffd74c6700 (LWP 18268)] [New Thread 0x7fffd51a2700 (LWP 18269)] [New Thread 0x7fffd49a1700 (LWP 18270)] [New Thread 0x7fffd3fb7700 (LWP 18271)] [New Thread 0x7fffd37b6700 (LWP 18272)] [New Thread 0x7fffd2fb5700 (LWP 18273)] [New Thread 0x7fffd2f94700 (LWP 18274)] [New Thread 0x7fffd2f73700 (LWP 18275)] [New Thread 0x7fffd1105700 (LWP 18276)] [New Thread 0x7fffd2771700 (LWP 18277)] [New Thread 0x7fffcb715700 (LWP 18278)] [New Thread 0x7fffcaf14700 (LWP 18279)] [New Thread 0x7fffca713700 (LWP 18280)] [New Thread 0x7fffc9f12700 (LWP 18281)] [New Thread 0x7fffc9711700 (LWP 18282)] [New Thread 0x7fffc8f10700 (LWP 18283)] [New Thread 0x7fffc870f700 (LWP 18284)] [New Thread 0x7fffc7f0e700 (LWP 18285)] [New Thread 0x7fffc6d67700 (LWP 18286)] [New Thread 0x7fffc62c1700 (LWP 18288)] [New Thread 0x7fffc547c700 (LWP 18290)] [New Thread 0x7fffc4c5b700 (LWP 18291)] [New Thread 0x7fffc445a700 (LWP 18292)] [New Thread 0x7fffc3c59700 (LWP 18293)] [New Thread 0x7fffc3458700 (LWP 18294)] [New Thread 0x7fffc2c57700 (LWP 18295)] [New Thread 0x7fffc2456700 (LWP 18296)] [Thread 0x7fffc2456700 (LWP 18296) exited] [New Thread 0x7fffc1169700 (LWP 18297)] [New Thread 0x7fffc0968700 (LWP 18298)] [New Thread 0x7fffc0167700 (LWP 18299)] [New Thread 0x7fffba1f1700 (LWP 18301)] [New Thread 0x7fffb99f0700 (LWP 18304)] [Thread 0x7fffb99f0700 (LWP 18304) exited] [New Thread 0x7fffb99f0700 (LWP 18306)] [New Thread 0x7fffb91ef700 (LWP 18310)] [New Thread 0x7fffb89ee700 (LWP 18314)] [New Thread 0x7fffb81ed700 (LWP 18315)] [Thread 0x7fffb89ee700 (LWP 18314) exited] [New Thread 0x7fffb89ee700 (LWP 18324)] [Thread 0x7fffb89ee700 (LWP 18324) exited] [New Thread 0x7fffb79ab700 (LWP 18339)] [New Thread 0x7fffb89ee700 (LWP 18344)] [Thread 0x7fffb89ee700 (LWP 18344) exited] [New Thread 0x7fffb7129700 (LWP 18348)] [New Thread 0x7fffb89ee700 (LWP 18347)] [Thread 0x7fffb7129700 (LWP 18348) exited] [Thread 0x7fffc0968700 (LWP 18298) exited] [New Thread 0x7fffc0968700 (LWP 18391)] [Thread 0x7fffc0968700 (LWP 18391) exited] [New Thread 0x7fffc0968700 (LWP 18408)] [Thread 0x7fffc0968700 (LWP 18408) exited] [New Thread 0x7fffb5ca5700 (LWP 18410)] [New Thread 0x7fffb5651700 (LWP 18418)] [Thread 0x7fffc0167700 (LWP 18299) exited] Program received signal SIGSEGV, Segmentation fault. 0x00007ffff60635dd in gfx::RenderText::ApplyFadeEffects(gfx::internal::SkiaTextRenderer*) () from /usr/lib/chromium-browser/libs/libgfx.so (gdb) bt #0 0x00007ffff60635dd in gfx::RenderText::ApplyFadeEffects(gfx::internal::SkiaTextRenderer*) () from /usr/lib/chromium-browser/libs/libgfx.so #1 0x00007ffff60675c7 in gfx::RenderTextHarfBuzz::DrawVisualText(gfx::Canvas*) () from /usr/lib/chromium-browser/libs/libgfx.so #2 0x00007ffff6061f2f in gfx::RenderText::Draw(gfx::Canvas*) () from /usr/lib/chromium-browser/libs/libgfx.so #3 0x00007ffff6048dc8 in gfx::Canvas::DrawFadedString(std::basic_string > const&, gfx::FontList const&, unsigned int, gfx::Rect const&, int) () from /usr/lib/chromium-browser/libs/libgfx.so #4 0x00007ffff58e2c7d in views::Label::PaintText(gfx::Canvas*, std::basic_string > const&, gfx::Rect const&, int) () from /usr/lib/chromium-browser/libs/libviews.so #5 0x00007ffff58e3447 in views::Label::OnPaint(gfx::Canvas*) () from /usr/lib/chromium-browser/libs/libviews.so #6 0x00007ffff5923dbf in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #7 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #8 0x00007ffff5922a18 in views::View::PaintChildren(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #9 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #10 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #11 0x0000555556293d99 in ?? () #12 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #13 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #14 0x00007ffff5922a18 in views::View::PaintChildren(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #15 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #16 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #17 0x000055555614b2a9 in ?? () #18 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #19 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #20 0x00007ffff5922a18 in views::View::PaintChildren(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #21 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #22 0x00007ffff59294e6 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #23 0x00007ffff5922a18 in views::View::PaintChildren(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #24 0x00007ffff5923dde in views::View::PaintCommon(gfx::Canvas*, views::CullSet const&) () from /usr/lib/chromium-browser/libs/libviews.so #25 0x00007ffff59294c5 in views::View::Paint(gfx::Canvas*, views::CullSet const&) () ---Type to continue, or q to quit--- from /usr/lib/chromium-browser/libs/libviews.so #26 0x00007ffff593294a in views::Widget::OnNativeWidgetPaint(gfx::Canvas*) () from /usr/lib/chromium-browser/libs/libviews.so #27 0x00007fffe8b38221 in aura::Window::Paint(gfx::Canvas*) () from /usr/lib/chromium-browser/libs/libaura.so #28 0x00007fffeb88ef62 in ui::Layer::PaintContents(SkCanvas*, gfx::Rect const&, cc::ContentLayerClient::GraphicsContextStatus) () from /usr/lib/chromium-browser/libs/libcompositor.so #29 0x00007fffecaa1361 in cc::ContentLayerUpdater::PaintContents(SkCanvas*, gfx::Size const&, gfx::Rect const&, float, float) () from /usr/lib/chromium-browser/libs/libcc.so #30 0x00007fffeca9f0d7 in cc::BitmapContentLayerUpdater::PrepareToUpdate(gfx::Size const&, gfx::Rect const&, gfx::Size const&, float, float) () from /usr/lib/chromium-browser/libs/libcc.so #31 0x00007fffeca70723 in cc::TiledLayer::UpdateTileTextures(gfx::Rect const&, gfx::Rect const&, int, int, int, int, cc::ResourceUpdateQueue*, cc::OcclusionTracker const*) () from /usr/lib/chromium-browser/libs/libcc.so #32 0x00007fffeca70d03 in cc::TiledLayer::UpdateTiles(int, int, int, int, cc::ResourceUpdateQueue*, cc::OcclusionTracker const*, bool*) () from /usr/lib/chromium-browser/libs/libcc.so #33 0x00007fffeca72000 in cc::TiledLayer::Update(cc::ResourceUpdateQueue*, cc::OcclusionTracker const*) () from /usr/lib/chromium-browser/libs/libcc.so #34 0x00007fffecaf11c3 in cc::LayerTreeHost::PaintLayerContents(cc::RenderSurfaceLayerList const&, cc::ResourceUpdateQueue*, bool*, bool*) () from /usr/lib/chromium-browser/libs/libcc.so #35 0x00007fffecaf27a4 in cc::LayerTreeHost::UpdateLayers(cc::Layer*, cc::ResourceUpdateQueue*) () from /usr/lib/chromium-browser/libs/libcc.so #36 0x00007fffecaf2f72 in cc::LayerTreeHost::UpdateLayers(cc::ResourceUpdateQueue*) () from /usr/lib/chromium-browser/libs/libcc.so #37 0x00007fffecb1b44a in cc::SingleThreadProxy::DoBeginMainFrame(cc::BeginFrameArgs const&) () from /usr/lib/chromium-browser/libs/libcc.so #38 0x00007fffecb1bc11 in cc::SingleThreadProxy::CompositeImmediately(base::TimeTicks) () from /usr/lib/chromium-browser/libs/libcc.so #39 0x00007fffeb88b591 in ui::Compositor::Draw() () from /usr/lib/chromium-browser/libs/libcompositor.so #40 0x00007fffec491574 in base::debug::TaskAnnotator::RunTask(char const*, char const*, base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so #41 0x00007fffec4c866d in base::MessageLoop::RunTask(base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so #42 0x00007fffec4c89a9 in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /usr/lib/chromium-browser/libs/libbase.so #43 0x00007fffec4cb621 in base::MessageLoop::DoWork() () from /usr/lib/chromium-browser/libs/libbase.so #44 0x00007fffec47e2d1 in base::MessagePumpGlib::Run(base::MessagePump::Delegate*) () from /usr/lib/chromium-browser/libs/libbase.so #45 0x00007fffec4e3c28 in base::RunLoop::Run() () from /usr/lib/chromium-browser/libs/libbase.so #46 0x0000555555cbe61f in ?? () #47 0x00007ffff4193374 in content::BrowserMainLoop::RunMainMessageLoopParts() () from /usr/lib/chromium-browser/libs/libcontent.so #48 0x00007ffff41958bd in ?? () from /usr/lib/chromium-browser/libs/libcontent.so #49 0x00007ffff418f0e1 in content::BrowserMain(content::MainFunctionParams const&) () from /usr/lib/chromium-browser/libs/libcontent.so #50 0x00007ffff41339ea in ?? () from /usr/lib/chromium-browser/libs/libcontent.so #51 0x00007ffff4132001 in content::ContentMain(content::ContentMainParams const&) () ---Type to continue, or q to quit--- from /usr/lib/chromium-browser/libs/libcontent.so #52 0x00005555559e1208 in ?? () #53 0x00007fffe0666ec5 in __libc_start_main (main=0x5555559e0e00, argc=2, argv=0x7fffffffdca8, init=, fini=, rtld_fini=, stack_end=0x7fffffffdc98) at libc-start.c:287 #54 0x00005555559e10d3 in ?? () (gdb)