[mythtv-commits] Ticket #10961: Backend crash when left idle

[MythTV]

#10961: Backend crash when left idle
----------------------------------+-----------------------------
 Reporter:  jyavenard             |          Owner:
     Type:  Bug Report - General  |         Status:  new
 Priority:  major                 |      Milestone:  0.26
Component:  MythTV - General      |        Version:  Unspecified
 Severity:  medium                |     Resolution:
 Keywords:                        |  Ticket locked:  0
----------------------------------+-----------------------------

Comment (by jyavenard):

 {{{
 #0  0x00007fff8c92c4aa in write ()
 No symbol table info available.
 #1  0x000000010b2707bf in vio_write ()
 No symbol table info available.
 #2  0x000000010b271cd1 in net_real_write ()
 No symbol table info available.
 #3  0x000000010b271302 in net_flush ()
 No symbol table info available.
 #4  0x000000010b2716e6 in net_write_command ()
 No symbol table info available.
 #5  0x000000010b267832 in cli_advanced_command ()
 No symbol table info available.
 #6  0x000000010b26c049 in mysql_close ()
 No symbol table info available.
 #7  0x000000010979a573 in QMYSQLDriver::close ()
 No symbol table info available.
 #8  0x0000000102402c27 in MSqlDatabase::~MSqlDatabase (this=0x10701c8b0)
 at mythdbcon.cpp:90
 No locals.
 #9  0x0000000102402715 in MSqlDatabase::~MSqlDatabase (this=0x10701c8b0)
 at mythdbcon.cpp:87
 No locals.
 #10 0x0000000102404805 in MDBManager::PurgeIdleConnections
 (this=0x109235f60, leaveOne=true) at mythdbcon.cpp:406
         entry = (MSqlDatabase *) 0x10701c8b0
         locker = {
   val = 4448280417
 }
         list = (DBList &) @0x1092367f8: {
   {
     p = {
       d = 0x10701d410
     },
     d = 0x10701d410
   }
 }
         now = {
   d = {
     d = 0x10c0a43b0
   }
 }
         it = {
   i = 0x10701d438
 }
         purgedConnections = 1
         totalConnections = 1
         newDb = (MSqlDatabase *) 0x10c048240
 #11 0x0000000102403c0c in MDBManager::popConnection (this=0x109235f60,
 reuse=true) at mythdbcon.cpp:279
         db = (MSqlDatabase *) 0x103d9df40
         list = (DBList &) @0x7fff87935183: {
   {
     p = {
       d = 0x11b058b48c38948
     },
     d = 0x11b058b48c38948
   }
 }
 #12 0x000000010240547c in MSqlQuery::InitCon
 (_reuse=MSqlQuery::kNormalConnection) at mythdbcon.cpp:524
         reuse = true
         db = (MSqlDatabase *) 0x109234320
         qi = (MSqlQueryInfo &) @0x7fff5fbfea88: {
   db = 0x103bfb0c5,
   qsqldb = {
     d = 0x1ffffffff
   },
   returnConnection = 10
 }
 #13 0x0000000102411e34 in MythDB::GetSetting (this=0x109234320,
 _key=@0x7fff5fbfec20, defaultval=@0x7fff5fbfeb90) at mythdb.cpp:392
         key = {
   d = 0x10c0c5710
 }
         it = {
   i = 0x1092348f0
 }
         query = {
   <QSqlQuery> = {
     d = 0x7fffffffffff
   },
   members of MSqlQuery:
   m_db = 0x100000000,
   m_isConnected = 224,
   m_returnConnection = 234,
   m_last_prepared_query = {
     d = 0xa
   }
 }
         value = (QString &) @0x7fff5fbfeb88: {
   d = 0x10c0628f0
 }
 #14 0x0000000102413a06 in MythDB::GetNumSetting (this=0x109234320,
 key=@0x7fff5fbfec20, defaultval=10) at mythdb.cpp:560
         val = {
   d = 0x10c0628f0
 }
         retval = {
   d = 0x10c0628f0
 }
 #15 0x00000001022ded67 in DBConfiguration::GetValue (this=0x109258fe0,
 sSetting=@0x7fff5fbfec20, nDefault=10) at configuration.cpp:345
 No locals.
 #16 0x00000001022a256b in HttpWorker::HttpWorker (this=0x10c0bc6c0,
 httpServer=@0x107035880, sock=81) at httpserver.cpp:244
 No locals.
 #17 0x00000001022a1ec3 in HttpWorker::HttpWorker (this=0x10c0bc6c0,
 httpServer=@0x107035880, sock=81) at httpserver.cpp:245
 No locals.
 #18 0x00000001022a1d8f in HttpServer::newTcpConnection (this=0x107035880,
 nSocket=81) at httpserver.cpp:127
 No locals.
 #19 0x000000010254a96a in ServerPool::qt_static_metacall (_o=0x107035880,
 _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7fff5fbfeed0) at
 moc_serverpool.cpp:139
         _t = (ServerPool *) 0x107035880
 #20 0x0000000103d0322e in QMetaObject::activate ()
 No symbol table info available.
 #21 0x000000010254a639 in PrivTcpServer::newConnection (this=0x1092562c0,
 _t1=81) at moc_serverpool.cpp:98
         _a = {0x0, 0x7fff5fbfeeec}
 #22 0x000000010251ab3b in PrivTcpServer::incomingConnection
 (this=0x1092562c0, socket=81) at serverpool.cpp:66
 No locals.
 #23 0x0000000104d4f94b in QTcpServerPrivate::readNotification ()
 No symbol table info available.
 #24 0x0000000104d52cb9 in QReadNotifier::event ()
 No symbol table info available.
 #25 0x0000000103cead7f in QCoreApplicationPrivate::notify_helper ()
 No symbol table info available.
 #26 0x0000000103ceb355 in QCoreApplication::notify ()
 No symbol table info available.
 #27 0x0000000103ceb17c in QCoreApplication::notifyInternal ()
 No symbol table info available.
 #28 0x0000000103d1f566 in QEventDispatcherUNIX::activateSocketNotifiers ()
 No symbol table info available.
 #29 0x0000000103d20282 in QEventDispatcherUNIXPrivate::doSelect ()
 No symbol table info available.
 #30 0x0000000103d20572 in QEventDispatcherUNIX::processEvents ()
 No symbol table info available.
 #31 0x0000000103cea094 in QEventLoop::processEvents ()
 No symbol table info available.
 #32 0x0000000103cea444 in QEventLoop::exec ()
 No symbol table info available.
 #33 0x0000000103cecb2c in QCoreApplication::exec ()
 No symbol table info available.
 #34 0x0000000100133e22 in run_backend (cmdline=@0x7fff5fbffa58) at
 main_helpers.cpp:673
         ismaster = true
         sysEventHandler = (MythSystemEventHandler *) 0x109054610
         fatal_error = false
         runsched = true
         sched = (Scheduler *) 0x107033ff0
         httpStatus = (HttpStatus *) 0x10c00cdd0
         pHS = (HttpServer *) 0x107035880
         port = 6543
         exitCode = 0
 #35 0x0000000100045749 in main (argc=6, argv=0x7fff5fbffab0) at
 main.cpp:133
         a = {
   <QObject> = {
     _vptr$QObject = 0x103e84d50,
     d_ptr = {
       d = 0x10922b220
     }
   }, <No data fields>}
         retval = 0
         mask = {
   d = 0x10922f2c0
 }
         signallist = {
   {
     p = {
       d = 0x109231750
     },
     d = 0x109231750
   }
 }
         cmdline = {
   <MythCommandLineParser> = {
     _vptr$MythCommandLineParser = 0x100248330,
     m_appname = {
       d = 0x1092205c0
     },
     m_optionedArgs = {
       {
         d = 0x109220e00,
         e = 0x109220e00
       }
     },
     m_namedArgs = {
       {
         d = 0x109220cf0,
         e = 0x109220cf0
       }
     },
     m_passthroughActive = false,
     m_overridesImported = true,
     m_verbose = false
   }, <No data fields>}
         daemonize = false
         callCleanup = {
   m_cleanFunction = 0x10012ecd0 <cleanup()>
 }
 #36 0x000000010000aad4 in start ()
 No symbol table info available.
 }}}

-- 
Ticket URL: <http://code.mythtv.org/trac/ticket/10961#comment:1>
MythTV <http://code.mythtv.org/trac>
MythTV Media Center