[ubuntu-mono] [Bug 1758268] ThreadStacktrace.txt

[Apport retracing service]

** Attachment added: "ThreadStacktrace.txt"
   https://bugs.launchpad.net/bugs/1758268/+attachment/5087863/+files/ThreadStacktrace.txt

** Attachment removed: "CoreDump.gz"
   https://bugs.launchpad.net/bugs/1758268/+attachment/5087815/+files/CoreDump.gz

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

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1758268

Title:
  Docky.exe assert failure: free(): invalid pointer

Status in docky package in Ubuntu:
  New

Bug description:
  Just appeared - docky was hidden at the time

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: docky 2.2.1.1-1
  ProcVersionSignature: Ubuntu 4.15.0-12.13-generic 4.15.7
  Uname: Linux 4.15.0-12-generic x86_64
  ApportVersion: 2.20.8-0ubuntu10
  Architecture: amd64
  AssertionMessage: free(): invalid pointer
  CurrentDesktop: ubuntu:GNOME
  Date: Fri Mar 23 18:32:41 2018
  ExecutablePath: /usr/lib/docky/Docky.exe
  InstallationDate: Installed on 2018-03-23 (0 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180321)
  InterpreterPath: /usr/bin/mono-sgen
  PackageArchitecture: all
  ProcCmdline: mono /usr/lib/docky/Docky.exe
  Signal: 6
  SourcePackage: docky
  StacktraceTop:
   __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
   __GI_abort () at abort.c:79
   __libc_message (action=action at entry=do_abort, fmt=fmt at entry=0x7fc446053b9a "%s\n") at ../sysdeps/posix/libc_fatal.c:181
   malloc_printerr (str=str at entry=0x7fc446051d88 "free(): invalid pointer") at malloc.c:5350
   _int_free (have_lock=0, p=0x5557cd3126d0, av=0x7fc446288c40 <main_arena>) at malloc.c:4157
  Title: Docky.exe assert failure: free(): invalid pointer
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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