ibus-ui-gtk3 crashed with SIGSEGV in tcache_get()

Bug #1829297 reported by Gerhard Lang
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ibus (Ubuntu)
New
Medium
Unassigned

Bug Description

browser reading and listening to a yutube-stream, suddeny this bug message pops up

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: ibus 1.5.17-3ubuntu4
ProcVersionSignature: Ubuntu 4.15.0-50.54-lowlatency 4.15.18
Uname: Linux 4.15.0-50-lowlatency x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
Date: Wed May 15 23:10:18 2019
ExecutablePath: /usr/lib/ibus/ibus-ui-gtk3
InstallationDate: Installed on 2018-08-08 (280 days ago)
InstallationMedia: Ubuntu-Studio 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
ProcCmdline: /usr/lib/ibus/ibus-ui-gtk3
SegvAnalysis:
 Segfault happened at: 0x7f550a55f207 <__GI___libc_malloc+407>: mov (%rdx),%rdi
 PC (0x7f550a55f207) ok
 source "(%rdx)" (0x6e6f662f6374652f) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: ibus
StacktraceTop:
 tcache_get (tc_idx=2) at malloc.c:2943
 __GI___libc_malloc (bytes=48) at malloc.c:3050
 ?? () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
 FcStrSetAdd () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
 FcConfigParseAndLoad () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
Title: ibus-ui-gtk3 crashed with SIGSEGV in tcache_get()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm audio avahi avahi-autoipd backup bin bluetooth cdrom colord crontab daemon dialout dip disk fax floppy games geoclue gnats input irc kmem lightdm list lp lpadmin mail man messagebus mlocate netdev news nopasswdlogin operator plugdev proxy pulse pulse-access root rtkit sambashare saned sasl scanner shadow src ssh ssl-cert staff sudo sys tape video

Revision history for this message
Gerhard Lang (lang-gerhard) wrote :
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 tcache_get (tc_idx=2) at malloc.c:2943
 __GI___libc_malloc (bytes=48) at malloc.c:3050
 FcStrSetCreateEx (control=3) at fcstr.c:1146
 FcStrBuildFilename (path=0x4 <error: Cannot access memory at address 0x4>) at fcstr.c:883
 ?? ()

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : StacktraceSource.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in ibus (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
information type: Private → Public
Revision history for this message
Gunnar Hjalmarsson (gunnarhj) wrote :

Called upstream's attention to this via:

https://github.com/ibus/ibus/issues/2203

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