compiz crashed with SIGSEGV in af_glyph_hints_align_edge_points()

Bug #1156818 reported by Steven Beer on 2013-03-18
14
This bug affects 2 people
Affects Status Importance Assigned to Milestone
Unity
Confirmed
Medium
Unassigned
unity (Ubuntu)
Medium
Unassigned

Bug Description

After opening dash, GUI hung completly. Only Strg+F1 to reboot the system was possible.

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: unity 6.12.0daily13.03.13.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-13.22-generic 3.8.3
Uname: Linux 3.8.0-13-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 2.9.1-0ubuntu1
Architecture: i386
Date: Mon Mar 18 21:20:22 2013
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2013-03-17 (1 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha i386 (20130316)
MarkForUpload: True
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xb1b908bf: mov 0x28(%edx),%eax
 PC (0xb1b908bf) ok
 source "0x28(%edx)" (0x9dc50000) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? () from /usr/lib/i386-linux-gnu/libfreetype.so.6
 ?? () from /usr/lib/i386-linux-gnu/libfreetype.so.6
 ?? () from /usr/lib/i386-linux-gnu/libfreetype.so.6
 FT_Load_Glyph () from /usr/lib/i386-linux-gnu/libfreetype.so.6
 ?? () from /usr/lib/i386-linux-gnu/libcairo.so.2
Title: compiz crashed with SIGSEGV in FT_Load_Glyph()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Steven Beer (webneo82) wrote :

StacktraceTop:
 af_glyph_hints_align_edge_points (dim=AF_DIMENSION_VERT, hints=0x8ff26d4) at /build/buildd/freetype-2.4.11/freetype-2.4.11/src/autofit/afhints.c:882
 af_latin_hints_apply (hints=0x8ff26d4, outline=0x8ff27b8, metrics=0x9de33608) at /build/buildd/freetype-2.4.11/freetype-2.4.11/src/autofit/aflatin.c:2412
 af_loader_load_g (loader=loader@entry=0x8ff26c8, scaler=scaler@entry=0xa07e0cb4, glyph_index=glyph_index@entry=26, load_flags=load_flags@entry=68097, depth=depth@entry=0) at /build/buildd/freetype-2.4.11/freetype-2.4.11/src/autofit/afloader.c:184
 af_loader_load_glyph (load_flags=68097, gindex=26, face=<optimized out>, module=0x8ff26b8) at /build/buildd/freetype-2.4.11/freetype-2.4.11/src/autofit/afloader.c:553
 af_autofitter_load_glyph (module=0x8ff26b8, slot=0x9de14958, size=0xa353b000, glyph_index=26, load_flags=66048) at /build/buildd/freetype-2.4.11/freetype-2.4.11/src/autofit/afmodule.c:228

Changed in unity (Ubuntu):
importance: Undecided → Medium
summary: - compiz crashed with SIGSEGV in FT_Load_Glyph()
+ compiz crashed with SIGSEGV in af_glyph_hints_align_edge_points()
tags: removed: need-i386-retrace
tags: added: saucy
Launchpad Janitor (janitor) wrote :

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

Changed in unity (Ubuntu):
status: New → Confirmed
Stephen M. Webb (bregma) on 2013-10-10
tags: added: ft-load-glyph
information type: Private → Public
tags: added: trusty
Changed in unity:
importance: Undecided → Medium
status: New → Confirmed
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