here with some dbgsym's installed - not sure I believe some of the values though, and anyway if it's an allocation problem might not help anyway, but still might be useful to someone
(gdb) bt full #0 0x00007f7a0955ff77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 resultvar = 0 pid = 2046 selftid = 2046 #1 0x00007f7a095635e8 in __GI_abort () at abort.c:90 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x7fff74eefbca, sa_sigaction = 0x7fff74eefbca}, sa_mask = {__val = { 6, 140162120737932, 2, 140735155207134, 2, 140162120726900, 1, 140162120737928, 3, 140735155207108, 12, 140162120737932, 2, 140735155207920, 18, 140735155209680}}, sa_flags = 80, sa_restorer = 0x7} sigs = {__val = {32, 0 <repeats 15 times>}} #2 0x00007f7a0959d4fb in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7f7a096b0740 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:199 ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fff74ef05e0, reg_save_area = 0x7fff74ef04f0}} ap_copy = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fff74ef05e0, reg_save_area = 0x7fff74ef04f0}} fd = 2 on_2 = <optimised out> list = <optimised out> nlist = <optimised out> cp = <optimised out> written = <optimised out> #3 0x00007f7a095a9996 in malloc_printerr (ptr=0x54ab030, str=0x7f7a096b08e0 "free(): invalid next size (fast)", action=3) at malloc.c:4923 buf = "00000000054ab030" cp = <optimised out> #4 _int_free (av=<optimised out>, p=0x54ab020, have_lock=0) at malloc.c:3779 size = <optimised out> fb = <optimised out> nextchunk = <optimised out> nextsize = <optimised out> nextinuse = <optimised out> prevsize = <optimised out> bck = <optimised out> fwd = <optimised out> errstr = <optimised out> locked = <optimised out> __func__ = "_int_free" #5 0x00007f79e6b7f407 in insert_run (line=line@entry=0x2fd0940, state=state@entry=0x7fff74ef0850, run_item=run_item@entry=0x381c940, last_run=last_run@entry=1) at /build/buildd/pango1.0-1.32.5/./pango/pango-layout.c:3288 run = 0x7f79b0001200 #6 0x00007f79e6b7f6f8 in process_item (layout=layout@entry=0x53354d0, line=line@entry=0x2fd0940, state=state@entry=0x7fff74ef0850, force_fit=force_fit@entry=1, no_break_at_end=no_break_at_end@entry=0) at /build/buildd/pango1.0-1.32.5/./pango/pango-layout.c:3393 item = 0x381c940 width = <optimised out> length = <optimised out> i = <optimised out> processing_new_item = <optimised out> #7 0x00007f79e6b9230a in process_line (state=0x7fff74ef0850, layout=0x53354d0) at /build/buildd/pango1.0-1.32.5/./pango/pango-layout.c:3651 old_remaining_width = -1 item = 0x381c940 result = <optimised out> old_num_chars = 8 first_item_in_line = 0 have_break = 0 break_remaining_width = 0 break_start_offset = 0 break_link = 0x0 wrapped = 0 ---Type <return> to continue, or q <return> to quit--- #8 pango_layout_check_lines (layout=<optimised out>) at /build/buildd/pango1.0-1.32.5/./pango/pango-layout.c:3974 delim_len = <optimised out> end = <optimised out> delimiter_index = 79 next_para_index = 79 attrs = 0xf6c0c0 iter = 0xf05820 prev_base_dir = <optimised out> done = <optimised out> start_offset = <optimised out> state = {line_height = -1, remaining_height = -2, attrs = 0xf6c0c0, items = 0xf10860, base_dir = PANGO_DIRECTION_LTR, line_of_par = 2, glyphs = 0x0, start_offset = 21, properties = { uline = PANGO_UNDERLINE_NONE, strikethrough = 0, rise = 0, letter_spacing = 0, shape_set = 0, shape_ink_rect = 0x0, shape_logical_rect = 0x0}, log_widths = 0x54ab030, log_widths_offset = 0, line_start_index = 55, line_start_offset = 21, line_width = 141312, remaining_width = -1} start = <optimised out> base_dir = <optimised out> layout = <optimised out> #9 0x00007f79e6b94720 in pango_layout_get_iter (layout=layout@entry=0x53354d0) at /build/buildd/pango1.0-1.32.5/./pango/pango-layout.c:5598 run_start_index = <optimised out> iter = 0x4d18020 logical_rect = {x = -671081136, y = 32633, width = -424046462, height = 32633} __PRETTY_FUNCTION__ = "pango_layout_get_iter" #10 0x00007f79e6b9987c in pango_renderer_draw_layout (renderer=renderer@entry=0x7f79d8001d50, layout=layout@entry=0x53354d0, x=x@entry=0, y=y@entry=0) at /build/buildd/pango1.0-1.32.5/./pango/pango-renderer.c:181 iter = <optimised out> __PRETTY_FUNCTION__ = "pango_renderer_draw_layout" #11 0x00007f79e6dc525a in _pango_cairo_do_layout (cr=0x52dfd40, layout=0x53354d0, do_path=0) at /build/buildd/pango1.0-1.32.5/./pango/pangocairo-render.c:877 crenderer = 0x7f79d8001d50 renderer = 0x7f79d8001d50 #12 0x00007f79e7ff71ed in unity::dash::ResultRendererTile::LoadText (this=0x56c7b90, row=...) at /build/buildd/unity-7.1.2+13.10.20131011/dash/ResultRendererTile.cpp:449 _cairoGraphics = {m_surface_format = CAIRO_FORMAT_ARGB32, _cairo_surface = 0x52b3460, _cr = 0x5725d60, _width = 138, _height = 35, _zoom = 1, _opacity = 1, _opacity_stack = { c = {<std::_Deque_base<float, std::allocator<float> >> = { _M_impl = {<std::allocator<float>> = {<__gnu_cxx::new_allocator<float>> = {<No data fields>}, <No data fields>}, _M_map = 0x535f600, _M_map_size = 8, _M_start = {_M_cur = 0x49d6310, _M_first = 0x49d6310, _M_last = 0x49d6510, _M_node = 0x535f618}, _M_finish = {_M_cur = 0x49d6310, _M_first = 0x49d6310, _M_last = 0x49d6510, _M_node = 0x535f618}}}, <No data fields>}}} cr = 0x52dfd40 layout = 0x53354d0 desc = 0x7f79f01366a0 pango_context = 0x2c47aa0 font = {<boost::noncopyable_::noncopyable> = {<No data fields>}, string_ = 0x5dbbce0 "Ubuntu 11"} dpi = 98304 escaped_text = <optimised out> screen = <optimised out> style = <optimised out> container = <optimised out> #13 0x00007f79e7ffec0a in unity::dash::ResultViewGrid::DoLazyLoad (this=0x56c4fc0) at /build/buildd/unity-7.1.2+13.10.20131011/dash/ResultViewGrid.cpp:267 it = {<std::iterator<std::random_access_iterator_tag, unity::dash::Result, long, unity::dash::Result*, unity::dash::Result&>> = {<No data fields>}, model_ = {object_ = 0x5622870}, iter_ = 0x7f79f001e180, tag_ = 0x1, iter_result_ = <incomplete type>} timer = {start_time_ = 112444853} queue_additional_load = false index = 0 ---Type <return> to continue, or q <return> to quit--- items_per_row = 6 #14 0x00007f79e62f788a in unity::glib::Source::SourceCallback(void*) () from /usr/lib/libunity-core-6.0.so.8 No symbol table info available. #15 0x00007f7a07e783a6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #16 0x00007f7a07e786f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #17 0x00007f7a07e78afa in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #18 0x00007f7a09e4ad7b in compiz::private_screen::EventManager::startEventLoop(_XDisplay*) () from /usr/lib/libcompiz_core.so.ABI-20130415 No symbol table info available. #19 0x0000000000401971 in main () No symbol table info available. -- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1239381 Title: Unity crashes when entering a term including "emu" in the home lens Status in “unity” package in Ubuntu: Confirmed Bug description: Unity version 7.1.2. on Ubuntu 13.10 daily build 2013-10-13 To reproduce: -Make sure an Internet connection is working -Start the Unity Dash, in the home lens -Enter a term including " emu" -Unity crashes ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: unity 7.1.2+13.10.20131011-0ubuntu1 ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3 Uname: Linux 3.11.0-12-generic x86_64 NonfreeKernelModules: nvidia .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 319.60 Wed Sep 25 14:28:26 PDT 2013 GCC version: gcc version 4.8.1 (Ubuntu/Linaro 4.8.1-10ubuntu8) .tmp.unity.support.test.0: ApportVersion: 2.12.5-0ubuntu2 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true Date: Sun Oct 13 17:50:58 2013 DistUpgraded: Fresh install DistroCodename: saucy DistroVariant: ubuntu DkmsStatus: nvidia-319-updates, 319.60, 3.11.0-12-generic, x86_64: installed GraphicsCard: NVIDIA Corporation GK106 [GeForce GTX 660] [10de:11c0] (rev a1) (prog-if 00 [VGA controller]) Subsystem: CardExpert Technology Device [10b0:11c0] InstallationDate: Installed on 2013-10-13 (0 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Beta amd64 (20131013) JockeyStatus: kmod:nvidia_319_updates - nvidia_319_updates (Proprietär, Aktiviert, Nicht benutzt) kmod:nvidia_304 - NVIDIA binary Xorg driver, kernel module and VDPAU library (Proprietär, Deaktiviert, Nicht benutzt) kmod:nvidia_304_updates - NVIDIA binary Xorg driver, kernel module and VDPAU library (Proprietär, Deaktiviert, Nicht benutzt) kmod:nvidia_319 - NVIDIA binary Xorg driver, kernel module and VDPAU library (Proprietär, Deaktiviert, Nicht benutzt) MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M. MarkForUpload: True ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-12-generic root=UUID=c1338261-d55c-4a44-87e4-cb7a961b0a27 ro quiet splash SourcePackage: unity UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/03/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P2.20 dmi.board.name: Z87 Pro3 dmi.board.vendor: ASRock dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP2.20:bd07/03/2013:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnZ87Pro3:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.: dmi.product.name: To Be Filled By O.E.M. dmi.product.version: To Be Filled By O.E.M. dmi.sys.vendor: To Be Filled By O.E.M. version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.46-1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.2.1-1ubuntu3 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental 9.2.1-1ubuntu3 version.libgl1-mesa-glx: libgl1-mesa-glx 9.2.1-1ubuntu3 version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A version.xserver-xorg-core: xserver-xorg-core 2:1.14.3-3ubuntu1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu10 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.904-0ubuntu2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1 xserver.bootTime: Sun Oct 13 17:29:03 2013 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Logitech USB Gaming Mouse MOUSE, id 8 input Chicony Saitek Eclipse II Keyboard KEYBOARD, id 9 input Chicony Saitek Eclipse II Keyboard KEYBOARD, id 10 xserver.errors: Failed to load /usr/lib/xorg/modules/libglamoregl.so: /usr/lib/xorg/modules/libglamoregl.so: undefined symbol: _glapi_tls_Context Failed to load module "glamoregl" (loader failed, 7) open /dev/fb0: No such file or directory xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.14.3-3ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1239381/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp