[Bug 1760952] Re: packagekitd crashed with SIGSEGV in gst_mini_object_unref()

[Apport retracing service]

*** This bug is a duplicate of bug 1720694 ***
    https://bugs.launchpad.net/bugs/1720694

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1720694, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

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** This bug has been marked a duplicate of private bug 1720694

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1760952

Title:
  packagekitd crashed with SIGSEGV in gst_mini_object_unref()

Status in packagekit package in Ubuntu:
  New

Bug description:
  I tried to install a codec with systems own internal procedure!

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: packagekit 1.1.9-1ubuntu1
  ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
  Uname: Linux 4.15.0-13-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.9-0ubuntu2
  Architecture: amd64
  Date: Tue Apr  3 22:46:38 2018
  ExecutablePath: /usr/lib/packagekit/packagekitd
  InstallationDate: Installed on 2018-03-17 (17 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180316)
  ProcCmdline: /usr/lib/packagekit/packagekitd
  SegvAnalysis:
   Segfault happened at: 0x7f16f66407e9 <gst_mini_object_unref+9>:	mov    0x8(%rdi),%edx
   PC (0x7f16f66407e9) ok
   source "0x8(%rdi)" (0x0000020d) not located in a known VMA region (needed readable region)!
   destination "%edx" ok
   Stack memory exhausted (SP below stack segment)
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: packagekit
  StacktraceTop:
   gst_mini_object_unref () from /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
   GstMatcher::~GstMatcher() () from /usr/lib/x86_64-linux-gnu/packagekit-backend/libpk_backend_aptcc.so
   AptIntf::providesCodec(PkgList&, char**) () from /usr/lib/x86_64-linux-gnu/packagekit-backend/libpk_backend_aptcc.so
   ?? () from /usr/lib/x86_64-linux-gnu/packagekit-backend/libpk_backend_aptcc.so
   ?? ()
  Title: packagekitd crashed with SIGSEGV in gst_mini_object_unref()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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