It seems to be the TopIcons Plus extension that triggers this so often. I think that’s roughly consistent with the upstream bug report.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1714745 Title: gnome-shell crashed with SIGSEGV in g_type_check_instance_cast() from shell_gtk_embed_window_created_cb() from g_closure_invoke() from signal_emit_unlocked_R() Status in GNOME Shell: Fix Released Status in gnome-shell package in Ubuntu: Confirmed Bug description: https://errors.ubuntu.com/problem/7accb2ea7fd305736eb23cca5905e4b690a16cae --- gnome-shell crashed with SIGSEGV in g_type_check_instance_cast() ProblemType: Crash DistroRelease: Ubuntu 17.10 Package: gnome-shell 3.25.91-0ubuntu2 ProcVersionSignature: Ubuntu 4.12.0-12.13-generic 4.12.8 Uname: Linux 4.12.0-12-generic x86_64 NonfreeKernelModules: openafs ApportVersion: 2.20.7-0ubuntu1 Architecture: amd64 CrashCounter: 1 CurrentDesktop: GNOME Date: Sun Sep 3 02:41:44 2017 DisplayManager: gdm3 EcryptfsInUse: Yes ExecutablePath: /usr/bin/gnome-shell InstallationDate: Installed on 2016-02-19 (562 days ago) InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160218) ProcCmdline: /usr/bin/gnome-shell SegvAnalysis: Segfault happened at: 0x7feb5dff7e26 <g_type_check_instance_cast+22>: mov (%rdi),%rdi PC (0x7feb5dff7e26) ok source "(%rdi)" (0x3fe0000000000000) not located in a known VMA region (needed readable region)! destination "%rdi" ok SegvReason: reading unknown VMA Signal: 11 SourcePackage: gnome-shell StacktraceTop: g_type_check_instance_cast () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 () at /usr/lib/gnome-shell/libgnome-shell.so g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 Title: gnome-shell crashed with SIGSEGV in g_type_check_instance_cast() UpgradeStatus: Upgraded to artful on 2017-05-02 (123 days ago) UserGroups: adm audio bumblebee cdrom dip docker libvirt libvirtd lpadmin mock plugdev sambashare sbuild sudo wireshark To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1714745/+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
