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[Bug 550544] Re: mythfilldatabase crashed with SIGSEGV in MythDB::ClearSettingsCache()

To: mythbuntu-bugs@xxxxxxxxxxxxxxxxxxx
From: MarcRandolph <mrand@xxxxxxxxx>
Date: Sat, 14 May 2011 15:03:32 -0000
Reply-to: Bug 550544 <550544@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

Looks like this will be finally fixed in 0.25, whenever that happens.

** Changed in: mythtv (Ubuntu)
       Status: Triaged => Fix Committed

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https://bugs.launchpad.net/bugs/550544

Title:
  mythfilldatabase crashed with SIGSEGV in MythDB::ClearSettingsCache()

Status in MythTV:
  Unknown
Status in “mythtv” package in Ubuntu:
  Fix Committed

Bug description:
  Binary package hint: mythtv

  On a fresh boot up, got this message

  ProblemType: Crash
  DistroRelease: Ubuntu 10.04
  Package: mythtv-backend 0.23.0+fixes23820-0ubuntu1
  ProcVersionSignature: Ubuntu 2.6.32-17.26-generic 2.6.32.10+drm33.1
  Uname: Linux 2.6.32-17-generic i686
  NonfreeKernelModules: nvidia
  Architecture: i386
  Date: Sun Mar 28 11:28:40 2010
  ExecutablePath: /usr/bin/mythfilldatabase
  Installed_mythplugins-dbg: 0.23.0+fixes23825-0ubuntu1
  Installed_mythtv-dbg: 0.23.0+fixes23820-0ubuntu1
  ProcCmdline: /usr/bin/mythfilldatabase
  ProcEnviron: PATH=(custom, no user)
  SegvAnalysis:
   Segfault happened at: 0x241569 <_ZN6MythDB18ClearSettingsCacheERK7QString+21>:	mov    (%eax),%eax
   PC (0x00241569) ok
   source "(%eax)" (0x4e5a5f00) not located in a known VMA region (needed readable region)!
   destination "%eax" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: mythtv
  StacktraceTop:
   MythDB::ClearSettingsCache (this=0x4e5a5f00, _key=...) at mythdb.cpp:783
   MythContext::ClearSettingsCache (this=0x8968a70, myKey=...) at mythcontext.cpp:1865
   MythContext::readyRead (this=0x8968a70, sock=0x89a7a78) at mythcontext.cpp:2121
   MythSocketThread::ReadyToBeRead (this=0x89380a8, sock=0x89a7a78) at mythsocketthread.cpp:165
   MythSocketThread::run (this=0x89380a8) at mythsocketthread.cpp:352
  Title: mythfilldatabase crashed with SIGSEGV in MythDB::ClearSettingsCache()
  UserGroups: audio cdrom dialout video
  XsessionErrors:
   (polkit-gnome-authentication-agent-1:1585): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
   (bluetooth-applet:1595): Gtk-CRITICAL **: gtk_action_set_sensitive: assertion `GTK_IS_ACTION (action)' failed
   (update-notifier:1559): libgdu-WARNING **: Couldn't get daemon properties