Mythbuntu

mythfrontend.real crashed with SIGSEGV in QByteArray::append()

Bug #1523679 reported by Glenn Brumfield on 2015-12-07

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	Mythbuntu	New	Undecided	Unassigned

Bug Description

After checking Mythweather, I attempted to view News Feeds in Information Center. Frontend crshed.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: mythtv-frontend 2:0.27.5+fixes.20151201.fed0a9b-0ubuntu0mythbuntu4 [origin: LP-PPA-mythbuntu-0.27]
ProcVersionSignature: Ubuntu 3.13.0-61.100-generic 3.13.11-ckt22
Uname: Linux 3.13.0-61-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.12
Architecture: amd64
CrashCounter: 1
CrashDB: mythbuntu
CurrentDesktop: XFCE
Date: Mon Dec 7 14:23:49 2015
ExecutablePath: /usr/bin/mythfrontend.real
InstallationDate: Installed on 2015-07-17 (143 days ago)
InstallationMedia: Mythbuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
Installed_mythtv_dbg: 2:0.27.5+fixes.20151201.fed0a9b-0ubuntu0mythbuntu4
ProcCmdline: /usr/bin/mythfrontend.real --syslog local7
ProcEnviron:
LANGUAGE=en
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
SegvAnalysis:
Segfault happened at: 0x7f72e33c7012 <_ZN10QByteArray6appendEPKci+34>: mov (%rax),%edx
PC (0x7f72e33c7012) ok
source "(%rax)" (0x700000002) not located in a known VMA region (needed readable region)!
destination "%edx" ok
Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: mythtv
StacktraceTop:
QByteArray::append(char const*, int) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
MythSystemLegacyIOHandler::HandleRead (this=0x2b68fa0, fd=55, buff=0x314f3c8) at mythsystemunix.cpp:170
MythSystemLegacyIOHandler::run (this=0x2b68fa0) at mythsystemunix.cpp:143
MThreadInternal::run (this=0x2b61f10) at mthread.cpp:79
?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
Title: mythfrontend.real crashed with SIGSEGV in QByteArray::append()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin mythtv plugdev sambashare sudo video

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Revision history for this message

Glenn Brumfield (brumfield-glenn) wrote on 2015-12-07:

.var.log.mythtv.mythbackend.log.txt Edit (9.0 MiB, text/plain; charset="utf-8")
.var.log.mythtv.mythcommflag.log.txt Edit (5.3 MiB, text/plain; charset="utf-8")
.var.log.mythtv.mythfrontend.log.txt Edit (622.0 KiB, text/plain; charset="utf-8")
.var.log.mythtv.mythmetadatalookup.log.txt Edit (6.5 MiB, text/plain; charset="utf-8")
.var.log.mythtv.mythpreviewgen.log.txt Edit (5.1 MiB, text/plain; charset="utf-8")
.var.log.mythtv.mythtranscode.log.txt Edit (45.6 KiB, text/plain; charset="utf-8")
.var.log.mythtv.mythtv.setup.log.txt Edit (401.4 KiB, text/plain; charset="utf-8")
CoreDump.gz Edit (48.5 MiB, application/x-gzip)
Dependencies.txt Edit (20.5 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (1.2 KiB, text/plain; charset="utf-8")
MythTVDirectoryPermissions.txt Edit (738 bytes, text/plain; charset="utf-8")
ProcMaps.txt Edit (90.1 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (849 bytes, text/plain; charset="utf-8")
Registers.txt Edit (796 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (1.6 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (49.0 KiB, text/plain; charset="utf-8")
XsessionErrors.txt Edit (904 bytes, text/plain; charset="utf-8")

information type:

Private → Public

Revision history for this message

Glenn Brumfield (brumfield-glenn) wrote on 2015-12-20:

Happened again.

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