** Description changed: + [ Impact ] + + Gnome shell crashes on double free + Problem is occurring if dual monitor is used. Second monitor is repeatingly blank and activated again. At the bottom it probably contains the upper part of the first monitor. I had the same problem at 18.04 when using gdm3 without wayland during logon. - ProblemType: Crash - DistroRelease: Ubuntu 18.10 + [ Test case ] + + - Run gnome-shell with multimonitor + - No flashing should happen on gdm initialization + + Also we should monitor crashes in e.u.c + + [ Regression potential ] + + Low, the proposed fix is part of the current stable branch upstream and + not changed in further revisions. + + -- + + ProblemType: CrashDistroRelease: Ubuntu 18.10 Package: gnome-shell 3.29.90-2ubuntu1 ProcVersionSignature: Ubuntu 4.17.0-9.10-generic 4.17.17 Uname: Linux 4.17.0-9-generic i686 ApportVersion: 2.20.10-0ubuntu9 Architecture: i386 AssertionMessage: double free or corruption (fasttop) CurrentDesktop: ubuntu:GNOME Date: Mon Sep 3 21:02:58 2018 DisplayManager: gdm3 ExecutablePath: /usr/bin/gnome-shell GsettingsChanges: b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'" ProcCmdline: /usr/bin/gnome-shell ProcEnviron: - LANGUAGE=en_US:en - PATH=(custom, no user) - XDG_RUNTIME_DIR=<set> - LANG=en_US.UTF-8 - SHELL=/bin/bash - Signal: 6 - SourcePackage: gnome-shell + LANGUAGE=en_US:en + PATH=(custom, no user) + XDG_RUNTIME_DIR=<set> + LANG=en_US.UTF-8 + SHELL=/bin/bash + Signal: 6SourcePackage: gnome-shell StacktraceTop: - __libc_signal_restore_set (set=0xbfcd5e9c) at ../sysdeps/unix/sysv/linux/nptl-signals.h:80 - __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:48 - __GI_abort () at abort.c:79 - __libc_message (action=do_abort, fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:181 - malloc_printerr (str=str@entry=0xb6b437e8 "double free or corruption (fasttop)") at malloc.c:5350 + __libc_signal_restore_set (set=0xbfcd5e9c) at ../sysdeps/unix/sysv/linux/nptl-signals.h:80 + __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:48 + __GI_abort () at abort.c:79 + __libc_message (action=do_abort, fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:181 + malloc_printerr (str=str@entry=0xb6b437e8 "double free or corruption (fasttop)") at malloc.c:5350 Title: gnome-shell assert failure: double free or corruption (fasttop) UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1790525 Title: gnome-shell assert failure: double free or corruption (fasttop) in g_free() from g_error_free() from cogl_error_free() from cogl_texture_new_with_size() from clutter_offscreen_effect_real_create_texture() Status in mutter package in Ubuntu: In Progress Bug description: [ Impact ] Gnome shell crashes on double free Problem is occurring if dual monitor is used. Second monitor is repeatingly blank and activated again. At the bottom it probably contains the upper part of the first monitor. I had the same problem at 18.04 when using gdm3 without wayland during logon. [ Test case ] - Run gnome-shell with multimonitor - No flashing should happen on gdm initialization Also we should monitor crashes in e.u.c [ Regression potential ] Low, the proposed fix is part of the current stable branch upstream and not changed in further revisions. -- ProblemType: CrashDistroRelease: Ubuntu 18.10 Package: gnome-shell 3.29.90-2ubuntu1 ProcVersionSignature: Ubuntu 4.17.0-9.10-generic 4.17.17 Uname: Linux 4.17.0-9-generic i686 ApportVersion: 2.20.10-0ubuntu9 Architecture: i386 AssertionMessage: double free or corruption (fasttop) CurrentDesktop: ubuntu:GNOME Date: Mon Sep 3 21:02:58 2018 DisplayManager: gdm3 ExecutablePath: /usr/bin/gnome-shell GsettingsChanges: b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'" ProcCmdline: /usr/bin/gnome-shell ProcEnviron: LANGUAGE=en_US:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash Signal: 6SourcePackage: gnome-shell StacktraceTop: __libc_signal_restore_set (set=0xbfcd5e9c) at ../sysdeps/unix/sysv/linux/nptl-signals.h:80 __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:48 __GI_abort () at abort.c:79 __libc_message (action=do_abort, fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:181 malloc_printerr (str=str@entry=0xb6b437e8 "double free or corruption (fasttop)") at malloc.c:5350 Title: gnome-shell assert failure: double free or corruption (fasttop) UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1790525/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp