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** Attachment added: "ThreadStacktrace.txt"
   https://bugs.launchpad.net/bugs/1714089/+attachment/4941592/+files/ThreadStacktrace.txt

** Attachment removed: "CoreDump.gz"
   https://bugs.launchpad.net/bugs/1714089/+attachment/4941579/+files/CoreDump.gz

** Changed in: libffado (Ubuntu)
   Importance: Undecided => Medium

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1714089

Title:
  ffado-test-streaming crashed with SIGSEGV in
  Streaming::StreamProcessor::packetsStopped()

Status in libffado package in Ubuntu:
  New

Bug description:
  No idea what this is about.  Ffado seems very unstable recently.  C++
  API change or something?

  ProblemType: Crash
  DistroRelease: Ubuntu 17.10
  Package: ffado-tools 2.3.0-2
  ProcVersionSignature: Ubuntu 4.12.0-11.12-lowlatency 4.12.5
  Uname: Linux 4.12.0-11-lowlatency x86_64
  ApportVersion: 2.20.7-0ubuntu1
  Architecture: amd64
  Date: Wed Aug 30 22:45:15 2017
  ExecutablePath: /usr/bin/ffado-test-streaming
  InstallationDate: Installed on 2011-10-14 (2147 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111011)
  ProcCmdline: ffado-test-streaming
  SegvAnalysis:
   Segfault happened at: 0x7f70246776fc <_ZN9Streaming15StreamProcessor14packetsStoppedEv+12>:	movl   $0x2,0x64(%rax)
   PC (0x7f70246776fc) ok
   source "$0x2" ok
   destination "0x64(%rax)" (0x00000064) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11
  SourcePackage: libffado
  StacktraceTop:
   Streaming::StreamProcessor::packetsStopped() () at /usr/lib/libffado.so.2
   IsoHandlerManager::IsoHandler::disable() () at /usr/lib/libffado.so.2
   IsoHandlerManager::IsoHandler::~IsoHandler() () at /usr/lib/libffado.so.2
   IsoHandlerManager::pruneHandlers() () at /usr/lib/libffado.so.2
   IsoHandlerManager::unregisterStream(Streaming::StreamProcessor*) () at /usr/lib/libffado.so.2
  Title: ffado-test-streaming crashed with SIGSEGV in Streaming::StreamProcessor::packetsStopped()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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