Memory leak at DecorWindow::updateSwitcher() (decor.cpp:2258)

Bug #940115 reported by Daniel van Vugt on 2012-02-24
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Compiz Core
Daniel van Vugt
compiz (Ubuntu)

Bug Description

==6110== 9 bytes in 1 blocks are definitely lost in loss record 4 of 120
==6110== at 0x4C28F9F: malloc (vg_replace_malloc.c:236)
==6110== by 0x5BE352F: XGetWindowProperty (in /usr/lib/x86_64-linux-gnu/
==6110== by 0xAD7A6A0: DecorWindow::updateSwitcher() (decor.cpp:2258)
==6110== by 0xAD7976F: DecorWindow::DecorWindow(CompWindow*) (decor.cpp:3056)
==6110== by 0xAD82CB3: PluginClassHandler<DecorWindow, CompWindow, 0>::get(CompWindow*) (pluginclasshandler.h:225)
==6110== by 0xAD831CB: CompPlugin::VTableForScreenAndWindow<DecorScreen, DecorWindow>::initWindow(CompWindow*) (plugin.h:252)
==6110== by 0x4E9DD1C: CompPlugin::windowInitPlugins(CompWindow*) (plugin.cpp:413)
==6110== by 0x4E87540: CompWindow::CompWindow(unsigned long, XWindowAttributes&, PrivateWindow*) (window.cpp:6469)
==6110== by 0x4E8798F: CoreWindow::manage(unsigned long, XWindowAttributes&) (window.cpp:6281)
==6110== by 0x4E9C445: CompScreenImpl::_handleEvent(_XEvent*) (event.cpp:1189)
==6110== by 0x961D3D7: PrivateCompositeScreen::handleEvent(_XEvent*) (screen.cpp:104)
==6110== by 0x4E97A92: CompScreen::handleEvent(_XEvent*) (event.cpp:1038)

==6110== 153 bytes in 17 blocks are definitely lost in loss record 70 of 120
==6110== at 0x4C28F9F: malloc (vg_replace_malloc.c:236)
==6110== by 0x5BE352F: XGetWindowProperty (in /usr/lib/x86_64-linux-gnu/
==6110== by 0xAD7A6A0: DecorWindow::updateSwitcher() (decor.cpp:2258)
==6110== by 0xAD7CE9A: DecorScreen::handleEvent(_XEvent*) (decor.cpp:2365)
==6110== by 0x4E97A92: CompScreen::handleEvent(_XEvent*) (event.cpp:1038)
==6110== by 0xB1A5539: BaseSwitchScreen::handleEvent(_XEvent*) (compiztoolbox.cpp:650)
==6110== by 0x4E97A92: CompScreen::handleEvent(_XEvent*) (event.cpp:1038)
==6110== by 0xA920FBB: MoveScreen::handleEvent(_XEvent*) (move.cpp:634)
==6110== by 0x4E97A92: CompScreen::handleEvent(_XEvent*) (event.cpp:1038)
==6110== by 0x4E97AC8: CompScreenImpl::alwaysHandleEvent(_XEvent*) (event.cpp:1047)
==6110== by 0x4E6EDFC: PrivateScreen::processEvents() (screen.cpp:825)
==6110== by 0x4EA4336: CompEventSource::callback() (eventsource.cpp:63)

Related branches

Changed in compiz-core:
status: Triaged → In Progress
Changed in compiz-core:
milestone: none →
milestone: →
Daniel van Vugt (vanvugt) wrote :

Merged into lp:compiz-core at revision 3020

Changed in compiz-core:
status: In Progress → Fix Committed
Changed in compiz-core:
status: Fix Committed → Fix Released
Daniel van Vugt (vanvugt) wrote :

This bug was fixed in the package compiz - 1:

compiz (1: precise; urgency=low

  [ Łukasz 'sil2100' Zemczak ]
  * New upstream snapshot:
    - Fix gtk-window-decorator crash upon demaximizing a window (LP: #930071)
    - Fix core keybindings (LP: #930412)
    - Fixes compiz crash with SIGSEGV on shutdown (LP: #931283)
    - Plugins can't tell the difference between a key-tap and modifier
      key-release (LP: #925293)
    - compiz-core r3001 (and 3002) ftbfs (LP: #933226)
    - Semi-maximized windows have no shadow or frame (LP: #924736)
    - Untranslated strings in gtk-window-decorator (LP: #780505)
    - Initialize the _NET_WM_STATE_FOCUSED (LP: #932087)
    - [regression] Customized shortcuts don't work (LP: #931927)
    - Window stacking problem (LP: #936675)
    - Quickly demaximized windows can receive maximized window decorations if
      they were initially maximized (LP: #936778)
    - Maximized windows do not get shadows at all (LP: #936774)
    - [regression] Launcher, top panel and keyboard un-responsive after using
      any Super-x shortcut (LP: #934058)
    - No draggable border if mutter isn't installed (LP: #936781)
    - Fix compiz crash with SIGSEGV in XDefineCursor() (LP: #936487)
    - Fixes memory leak at DecorWindow::updateSwitcher() (LP: #940115)
    - Unresolved symbols in plugins cause compiz to exit (LP: #938478)
    - Fix compiz spending about 51% of its CPU time in CompRegion
      construction/destruction (LP: #940139)
    - Fix Conditional jump or move depends on uninitialised value(s) in
      decor_match_pixmap (LP: #940066)
    - Fix 'show desktop' behaviour (LP: #871801)
    - Tweak algorithm used to cast shadows on maximized windows (LP: #936784)
    - "Svg" and "Png" should be "SVG and "PNG" (LP: #942890)
    - Fix invalid memory usage after free() in DecorWindow (LP: #943116)
    - Fix alt + F10 (LP: #943223)
  * Removed cherry-picked patches
  * debian/patches/fix_944631.patch:
    - Always replay the keyboard if something was grabbed and didn't trigger
      an action and don't trigger actions which aren't added accidentally
      (LP: #943612) (LP: #944631)
  * debian/patches/fix_923683.patch:
    - Backports a patch which prevents the shift race condition

  [ Didier Roche ]
  * debian/patches/fix_alt_pressing.patch:
    - Patch from ddv to fix all the regressions with the alt key fix and other
      (LP: #943851, #945373)
    - Fix Quicklist are not showing if right-clicking a launcher icon in Expo
      mode if triggered by Super + S (LP: #944979)
  * debian/patches/fix_806255.patch:
    - Unity/compiz intercepts keystrokes from grabbed windows (LP: #806255)
  * debian/patches/fix_943194.patch:
    - second part for the alt key fix (LP: #943194)
  * debian/patches/additional_alt_tapping_fix.patch:
    - again another alt tapping related fix for some regressions from the
      previous branch. Taken from "tapping-panacea" upstream branch.
 -- Didier Roche <email address hidden> Mon, 12 Mar 2012 10:22:10 +0100

Changed in compiz (Ubuntu):
status: New → Fix Released
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