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[Launchpad Bug Tracker <1290051@xxxxxxxxxxxxxxxxxx>]

[Expired for libav (Ubuntu) because there has been no activity for 60
days.]

** Changed in: libav (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1290051

Title:
  avconv crashed with SIGSEGV in malloc_consolidate()

Status in libav package in Ubuntu:
  Expired

Bug description:
  avconv has crashed.

  $ lsb_release -rd
  Description:	Ubuntu Trusty Tahr (development branch)
  Release:	14.04

  $ apt-cache policy libav-tools 
  libav-tools:
    Installed: 6:9.11-2ubuntu1
    Candidate: 6:9.11-2ubuntu1
    Version table:
   *** 6:9.11-2ubuntu1 0
          500 http://ca.archive.ubuntu.com/ubuntu/ trusty/universe amd64 Packages
          100 /var/lib/dpkg/status

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: libav-tools 6:9.11-2ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-16.36-generic 3.13.5
  Uname: Linux 3.13.0-16-generic x86_64
  ApportVersion: 2.13.3-0ubuntu1
  Architecture: amd64
  CurrentDesktop: GNOME
  Date: Sun Mar  9 10:59:27 2014
  ExecutablePath: /usr/bin/avconv
  InstallationDate: Installed on 2013-12-28 (71 days ago)
  InstallationMedia: Ubuntu-GNOME 14.04 "Trusty Tahr" - Alpha amd64 (20131219)
  ProcCmdline: avconv -i 2014-03-08,\ Cultural\ Program\ at\ Home\ with\ Grandma.mp4 -threads 4 -s hd480 -vb 2048k -deadline best -f webm 2014-03-08,\ Cultural\ Program\ at\ Home\ with\ Grandma.mp4.webm
  SegvAnalysis:
   Segfault happened at: 0x7fc6523334d5 <malloc_consolidate+133>:	cmp    0x18(%rax),%r12
   PC (0x7fc6523334d5) ok
   source "0x18(%rax)" (0xdfd71a44a5d4f6c1) not located in a known VMA region (needed readable region)!
   destination "%r12" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: libav
  StacktraceTop:
   malloc_consolidate (av=av@entry=0x7fc652673760 <main_arena>) at malloc.c:4165
   _int_malloc (av=0x7fc652673760 <main_arena>, bytes=9296) at malloc.c:3423
   _int_memalign (av=0x7fc652673760 <main_arena>, alignment=32, bytes=1459817819648927439, bytes@entry=9216) at malloc.c:4403
   _mid_memalign (alignment=32, bytes=9216, address=<optimized out>) at malloc.c:3106
   __posix_memalign (memptr=0x7fff4ec57cf8, alignment=18446744073709551615, size=140734514952320) at malloc.c:5016
  Title: avconv crashed with SIGSEGV in malloc_consolidate()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo users vboxusers

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