linux-traipu team mailing list archive

[ertyu <1098399@xxxxxxxxxxxxxxxxxx>]

With the curious references to nvidia in the backtrace I removed all
nvidia drivers from the system and no further crashes occurred.  I
reinstalled the desired nvidia driver again and no crashes resulted.

** Changed in: mythbuntu
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1098399

Title:
  mythfilldatabase crashed with SIGSEGV in malloc_consolidate()

Status in Mythbuntu, Ubuntu derivative focused upon MythTV:
  Invalid

Bug description:
  Intermittent crashes in mythfilldatabase

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: mythtv-backend 2:0.26.0+fixes.20130104.72bca07-0ubuntu0mythbuntu2 [origin: LP-PPA-mythbuntu-0.26]
  ProcVersionSignature: Ubuntu 3.2.0-35.55-generic 3.2.34
  Uname: Linux 3.2.0-35-generic x86_64
  NonfreeKernelModules: nvidia
  .var.log.mythtv.mythavtest.log:
   
  .var.log.mythtv.mythccextractor.log:
   
  .var.log.mythtv.mythjobqueue.log:
   
  .var.log.mythtv.mythlcdserver.log:
   
  .var.log.mythtv.mythmediaserver.log:
   
  .var.log.mythtv.mythshutdown.log:
   
  .var.log.mythtv.mythtranscode.log:
   
  .var.log.mythtv.mythutil.log:
   
  .var.log.mythtv.mythwelcome.log:
   
  ApportVersion: 2.0.1-0ubuntu15.1
  Architecture: amd64
  CrashDB: mythbuntu
  Date: Tue Jan  8 05:05:55 2013
  ExecutablePath: /usr/bin/mythfilldatabase
  InstallationMedia: Mythbuntu 12.04.1 "Precise Pangolin" - Release amd64 (20120818.1)
  Installed_mythtv_dbg: 2:0.26.0+fixes.20130104.72bca07-0ubuntu0mythbuntu2
  MarkForUpload: True
  ProcCmdline: /usr/bin/mythfilldatabase --verbose general --loglevel info --syslog local7 --dd-grab-all
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
   LANG=en_CA.UTF-8
  SegvAnalysis:
   Segfault happened at: 0x7fca3647bdf2 <malloc_consolidate+210>:	mov    0x8(%rbx),%rdx
   PC (0x7fca3647bdf2) ok
   source "0x8(%rbx)" (0x100000009) not located in a known VMA region (needed readable region)!
   destination "%rdx" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: mythtv
  StacktraceTop:
   malloc_consolidate (av=0x7fca367b5720) at malloc.c:4238
   malloc_consolidate (av=0x7fca367b5720) at malloc.c:4215
   _int_malloc (av=0x7fca367b5720, bytes=507219488) at malloc.c:3532
   __libc_calloc (n=<optimized out>, elem_size=<optimized out>) at malloc.c:3274
   ?? () from /usr/lib/nvidia-current/libGL.so.1
  Title: mythfilldatabase crashed with SIGSEGV in malloc_consolidate()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: audio cdrom dialout video

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