linux-traipu team mailing list archive

[Douglas Mackay <1041788@xxxxxxxxxxxxxxxxxx>]

** Bug watch added: code.mythtv.org/trac/ #11029
   http://code.mythtv.org/trac/ticket/11029

** Also affects: mythtv via
   http://code.mythtv.org/trac/ticket/11029
   Importance: Unknown
       Status: Unknown

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https://bugs.launchpad.net/bugs/1041788

Title:
  mythfrontend.real crashed with SIGSEGV in mpegts_push_section() -
  remote frontend

Status in Mythbuntu, Ubuntu derivative focused upon MythTV:
  New
Status in MythTV:
  Unknown

Bug description:
  Frontend crashes when starting playback. This is from a remote
  frontend

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: mythtv-frontend 2:0.26.0~master.20120823.6566c3c-0ubuntu0mythbuntu2 [modified: usr/share/mythtv/mythfrontend.sh] [origin: LP-PPA-mythbuntu-0.26]
  ProcVersionSignature: Ubuntu 3.2.0-29.46-generic 3.2.24
  Uname: Linux 3.2.0-29-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.0.1-0ubuntu12
  Architecture: amd64
  CrashDB: mythbuntu
  Date: Sun Aug 26 09:15:40 2012
  ExecutablePath: /usr/bin/mythfrontend.real
  InstallationMedia: Mythbuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
  Installed_mythtv_dbg: 2:0.26.0~master.20120823.6566c3c-0ubuntu0mythbuntu2
  MythTVDirectoryPermissions:
   total 0
   drwxr-xr-x 1 root root 0 Aug 26 05:14 recordings
   drwxr-xr-x 1 root root 0 Aug 25 22:56 videos
  ProcCmdline: /usr/bin/mythfrontend.real --syslog local7
  ProcEnviron:
   LANGUAGE=en_GB:en
   PATH=(custom, no user)
   LANG=en_GB.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f6335c81a57 <mpegts_push_section+103>:	movzbl 0x1(%rdi),%eax
   PC (0x7f6335c81a57) ok
   source "0x1(%rdi)" (0x7f633545b000) in non-readable VMA region: 0x7f633545b000-0x7f633565b000 ---p /usr/lib/libmythavcodec.so.54.23.100
   destination "%eax" ok
  SegvReason: reading VMA /usr/lib/libmythavcodec.so.54.23.100
  Signal: 11
  SourcePackage: mythtv
  StacktraceTop:
   mpegts_push_section (filter=<optimized out>, section=0x475a1e0 "<\264\201", section_len=1156) at libavformat/mpegts-mythtv.c:689
   write_section_data (s=0x471b320, tss1=0x475a160, buf=<optimized out>, buf_size=<optimized out>, is_start=<optimized out>) at libavformat/mpegts-mythtv.c:401
   handle_packet (ts=0x4727700, packet=0x7fff40c8d790 "G\\!\021\250;\212O1\005Z\341\252fG\251I\270\332F\375m\310U!9Q(\006\325\314UA\205\203\215ᴮr\025A\256\"O\271\212\354\310U[ع\335xFy\203\236o\245\307\326\357'=oNz\376\234>\244\024_\374\020T\352c}3\200\005e\351\021\300\202'\240\232\001,(\005\245\241\354\177\222\354\b`[\350\205\351O\327\305\023\274h\301\223\260\304IUtے\352\352\374VZ{a\305\067\247\275") at libavformat/mpegts-mythtv.c:2527
   handle_packets (ts=0x4727700, nb_packets=0) at libavformat/mpegts-mythtv.c:2643
   mpegts_read_packet (s=<optimized out>, pkt=0x7fff40c8d960) at libavformat/mpegts-mythtv.c:2951
  Title: mythfrontend.real crashed with SIGSEGV in mpegts_push_section()
  UpgradeStatus: Upgraded to precise on 2012-04-15 (132 days ago)
  UserGroups: adm admin cdrom dialout lpadmin mythtv plugdev sambashare video
  XsessionErrors:
   (xfwm4:1514): xfwm4-WARNING **: The display does not support the XComposite extension.
   (xfwm4:1514): xfwm4-WARNING **: Compositing manager disabled.
   (polkit-gnome-authentication-agent-1:1543): GLib-CRITICAL **: g_variant_new_string: assertion `string != NULL' failed
   (polkit-gnome-authentication-agent-1:1543): polkit-gnome-1-WARNING **: Failed to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
  modified.conffile..etc.mythtv.session.settings: [modified]
  mtime.conffile..etc.mythtv.session.settings: 2012-08-25T18:52:19.505465

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