gnome-shell crashed with SIGSEGV in notify_swap_buffers()

[Cristian Aravena Romero]

Start ubuntu and open apport.

ProblemType: Crash
DistroRelease: Ubuntu 14.10
Package: gnome-shell 3.12.2-1ubuntu4
ProcVersionSignature: Ubuntu 3.16.0-18.25-generic 3.16.3
Uname: Linux 3.16.0-18-generic x86_64
ApportVersion: 2.14.7-0ubuntu2
Architecture: amd64
CurrentDesktop: GNOME
Date: Sat Sep 27 12:39:14 2014
DisplayManager: gdm
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:

InstallationDate: Installed on 2014-09-25 (2 days ago)
InstallationMedia: Ubuntu-GNOME 14.10 "Utopic Unicorn" - Alpha amd64 (20140923)
ProcCmdline: gnome-shell --mode=gdm
ProcEnviron:
 SHELL=/bin/false
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=es_CL.UTF-8
 LANGUAGE=es_CL:es
SegvAnalysis:
 Segfault happened at: 0x7f70c2bd7f95: mov %rax,0x50(%r14)
 PC (0x7f70c2bd7f95) ok
 source "%rax" ok
 destination "0x50(%r14)" (0x00000050) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
 ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.20
 ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
 clutter_x11_handle_event () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
Title: gnome-shell crashed with SIGSEGV in clutter_x11_handle_event()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 notify_swap_buffers (swap_event=<optimized out>, swap_event=<optimized out>, context=<optimized out>) at ./winsys/cogl-winsys-glx.c:439
 glx_event_filter_cb (xevent=0x7fff9222a330, data=0x2fcc640) at ./winsys/cogl-winsys-glx.c:561
 _cogl_renderer_handle_native_event (renderer=<optimized out>, event=0x7fff9222a330) at ./cogl-renderer.c:732
 ?? () from /tmp/apport_sandbox_j68eUy/usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
 ?? () from /tmp/apport_sandbox_j68eUy/usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Daniel van Vugt (vanvugt)]

Thank you for reporting this bug to Ubuntu.
Ubuntu 14.10 (utopic) reached end-of-life on July 23, 2015.

See this document for currently supported Ubuntu releases:
https://wiki.ubuntu.com/Releases

We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test.