mythcommflag assert failure: *** Error in `/usr/bin/mythcommflag': corrupted double-linked list: 0x00007f0324160660 ***

[Glenn Brumfield]

After normal operations in the evening, the next morning this crash notification was displayed. Mythbackend setup was not initiated manually by me.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: mythtv-backend 2:0.27.5+fixes.20151124.5c34db0-0ubuntu0mythbuntu4 [origin: LP-PPA-mythbuntu-0.27]
ProcVersionSignature: Ubuntu 3.13.0-61.100-generic 3.13.11-ckt22
Uname: Linux 3.13.0-61-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.12
Architecture: amd64
AssertionMessage: *** Error in `/usr/bin/mythcommflag': corrupted double-linked list: 0x00007f0324160660 ***
CrashCounter: 1
CrashDB: mythbuntu
Date: Wed Nov 25 19:37:49 2015
ExecutablePath: /usr/bin/mythcommflag
InstallationDate: Installed on 2015-07-17 (131 days ago)
InstallationMedia: Mythbuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
Installed_mythtv_dbg: 2:0.27.5+fixes.20151124.5c34db0-0ubuntu0mythbuntu4
ProcCmdline: /usr/bin/mythcommflag -j 1674 --noprogress --verbose general --loglevel info --quiet --syslog local7
ProcEnviron:
 TERM=linux
 PATH=(custom, no user)
 LANG=en_US.UTF-8
Signal: 6
SourcePackage: mythtv
StacktraceTop:
 __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f03629d1b28 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
 malloc_printerr (action=<optimized out>, str=0x7f03629cdbfc "corrupted double-linked list", ptr=<optimized out>) at malloc.c:4996
 _int_free (av=0x7f0324000020, p=<optimized out>, have_lock=0) at malloc.c:3987
 av_destruct_packet (pkt=0x7f03241d9dd0) at libavcodec/avpacket.c:41
 av_free_packet (pkt=0x7f03241d9dd0) at libavcodec/avpacket.c:178
Title: mythcommflag assert failure: *** Error in `/usr/bin/mythcommflag': corrupted double-linked list: 0x00007f0324160660 ***
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: audio cdrom dialout video