Public bug reported: Crash occurs at least once every couple days. Tuned to single channel on test box kodi front end accessing mythtvbackend. Same box. additional logs available if required. Will start tune to single channel now in attempt to reproduce within couple days time.
ProblemType: Crash DistroRelease: Ubuntu 16.04 Package: mythtv-backend 2:0.28.0+fixes.20160910.e6a60f7-0ubuntu0mythbuntu2 [origin: LP-PPA-mythbuntu-0.28] ProcVersionSignature: Ubuntu 4.4.0-36.55-generic 4.4.16 Uname: Linux 4.4.0-36-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CrashCounter: 1 CrashDB: mythbuntu Date: Fri Sep 16 19:00:04 2016 ExecutablePath: /usr/bin/mythbackend InstallationDate: Installed on 2016-08-12 (35 days ago) InstallationMedia: Ubuntu-Server 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) Installed_mythtv_dbg: 2:0.28.0+fixes.20160910.e6a60f7-0ubuntu0mythbuntu2 ProcCmdline: /usr/bin/mythbackend --quiet --syslog local7 ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/bin/sh SegvAnalysis: Segfault happened at: 0x7f5a5737ee10 <__memcpy_sse2_unaligned+32>: movdqu (%rsi),%xmm8 PC (0x7f5a5737ee10) ok source "(%rsi)" (0xfeb430137c58) not located in a known VMA region (needed readable region)! destination "%xmm8" ok Stack memory exhausted (SP below stack segment) SegvReason: reading unknown VMA Signal: 11 SourcePackage: mythtv StacktraceTop: QString::append(QString const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 QtPrivate::QStringList_join(QStringList const*, QChar const*, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 QListSpecialMethods<QString>::join (this=0x7f597f7fcbd0, sep=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstringlist.h:192 MythSocket::WriteStringListReal (this=0x11794b0, list=0x7f597f7fcbd0, ret=0x7f597f7fc99f) at mythsocket.cpp:758 MythSocket::qt_static_metacall (_o=0x11794b0, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x7f597f7fc330) at moc_mythsocket.cpp:148 Title: mythbackend crashed with SIGSEGV in QString::append() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: audio cdrom dialout video ** Affects: mythbuntu Importance: Undecided Status: New ** Tags: amd64 apport-crash need-amd64-retrace third-party-packages xenial ** Information type changed from Private to Public -- You received this bug notification because you are a member of Mythbuntu Bug Team, which is subscribed to Mythbuntu. https://bugs.launchpad.net/bugs/1624599 Title: mythbackend crashed with SIGSEGV in QString::append(). Status in Mythbuntu: New Bug description: Crash occurs at least once every couple days. Tuned to single channel on test box kodi front end accessing mythtvbackend. Same box. additional logs available if required. Will start tune to single channel now in attempt to reproduce within couple days time. ProblemType: Crash DistroRelease: Ubuntu 16.04 Package: mythtv-backend 2:0.28.0+fixes.20160910.e6a60f7-0ubuntu0mythbuntu2 [origin: LP-PPA-mythbuntu-0.28] ProcVersionSignature: Ubuntu 4.4.0-36.55-generic 4.4.16 Uname: Linux 4.4.0-36-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CrashCounter: 1 CrashDB: mythbuntu Date: Fri Sep 16 19:00:04 2016 ExecutablePath: /usr/bin/mythbackend InstallationDate: Installed on 2016-08-12 (35 days ago) InstallationMedia: Ubuntu-Server 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) Installed_mythtv_dbg: 2:0.28.0+fixes.20160910.e6a60f7-0ubuntu0mythbuntu2 ProcCmdline: /usr/bin/mythbackend --quiet --syslog local7 ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/bin/sh SegvAnalysis: Segfault happened at: 0x7f5a5737ee10 <__memcpy_sse2_unaligned+32>: movdqu (%rsi),%xmm8 PC (0x7f5a5737ee10) ok source "(%rsi)" (0xfeb430137c58) not located in a known VMA region (needed readable region)! destination "%xmm8" ok Stack memory exhausted (SP below stack segment) SegvReason: reading unknown VMA Signal: 11 SourcePackage: mythtv StacktraceTop: QString::append(QString const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 QtPrivate::QStringList_join(QStringList const*, QChar const*, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 QListSpecialMethods<QString>::join (this=0x7f597f7fcbd0, sep=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstringlist.h:192 MythSocket::WriteStringListReal (this=0x11794b0, list=0x7f597f7fcbd0, ret=0x7f597f7fc99f) at mythsocket.cpp:758 MythSocket::qt_static_metacall (_o=0x11794b0, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x7f597f7fc330) at moc_mythsocket.cpp:148 Title: mythbackend crashed with SIGSEGV in QString::append() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: audio cdrom dialout video To manage notifications about this bug go to: https://bugs.launchpad.net/mythbuntu/+bug/1624599/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~mythbuntu-bugs Post to : mythbuntu-bugs@lists.launchpad.net Unsubscribe : https://launchpad.net/~mythbuntu-bugs More help : https://help.launchpad.net/ListHelp