compiz crashed with SIGSEGV in pango_layout_index_to_line_and_extents()

Bug #939626 reported by Jorge Castro on 2012-02-23
74
This bug affects 12 people
Affects Status Importance Assigned to Milestone
Nux
Won't Fix
Medium
Unassigned
nux (Ubuntu)
Medium
Unassigned

Bug Description

Normal usage, just crashed.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: libnux-2.0-0 2.4.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-17.26-generic 3.2.6
Uname: Linux 3.2.0-17-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.92-0ubuntu1
Architecture: amd64
Date: Thu Feb 23 08:10:22 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcCmdline: compiz
SegvAnalysis:
 Segfault happened at: 0x7f0ffc26e54d <pango_layout_get_cursor_pos+93>: mov 0x10(%rax),%rdi
 PC (0x7f0ffc26e54d) ok
 source "0x10(%rax)" (0x00000010) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 pango_layout_get_cursor_pos () from /usr/lib/x86_64-linux-gnu/libpango-1.0.so.0
 nux::TextEntry::GetCursorLocationInLayout(int*, int*, int*, int*, int*, int*) () from /usr/lib/libnux-2.0.so.0
 nux::TextEntry::DrawCursor(nux::CairoGraphics*) () from /usr/lib/libnux-2.0.so.0
 nux::TextEntry::MainDraw() () from /usr/lib/libnux-2.0.so.0
 nux::TextEntry::PostLayoutManagement(long) () from /usr/lib/libnux-2.0.so.0
Title: compiz crashed with SIGSEGV in pango_layout_get_cursor_pos()
UpgradeStatus: Upgraded to precise on 2011-12-02 (83 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare

Jorge Castro (jorge) wrote :
visibility: private → public

StacktraceTop:
 pango_layout_index_to_line_and_extents (line_rect=0x7fffc3e56c30, index=0, layout=0x1c54800) at /build/buildd/pango1.0-1.29.5/./pango/pango-layout.c:1625
 pango_layout_get_cursor_pos (layout=0x1c54800, index=0, strong_pos=0x7fffc3e56ca0, weak_pos=0x7fffc3e56cb0) at /build/buildd/pango1.0-1.29.5/./pango/pango-layout.c:2253
 nux::TextEntry::GetCursorLocationInLayout (this=0x23906a0, strong_x=0x7fffc3e56d28, strong_y=0x7fffc3e56d2c, strong_height=0x7fffc3e56d30, weak_x=0x7fffc3e56d34, weak_y=0x7fffc3e56d38, weak_height=0x7fffc3e56d3c) at ./TextEntry.cpp:1061
 nux::TextEntry::DrawCursor (this=0x23906a0, canvas=0x379b800) at ./TextEntry.cpp:983
 nux::TextEntry::MainDraw (this=0x23906a0) at ./TextEntry.cpp:652

Changed in nux (Ubuntu):
importance: Undecided → Medium
summary: - compiz crashed with SIGSEGV in pango_layout_get_cursor_pos()
+ compiz crashed with SIGSEGV in pango_layout_index_to_line_and_extents()
tags: removed: need-amd64-retrace
Launchpad Janitor (janitor) wrote :

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

Changed in nux (Ubuntu):
status: New → Confirmed
Ian Nicholson (imnichol) wrote :

Still occurs on up-to-date versions of 12.04 beta.

bwat47 (bwat47) wrote :

Just got this crash with fully update clean install precise... I exited libreoffice and tried to open the dash and compiz crashed.

Changed in nux:
importance: Undecided → Medium
status: New → Confirmed
Will Cooke (willcooke) wrote :

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.

Changed in nux:
status: Confirmed → Won't Fix
Changed in nux (Ubuntu):
status: Confirmed → Won't Fix
tags: added: desktop-bugscrub-autoclosed
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