istanbul crashed with SIGSEGV in malloc()

[Keith Hughitt]

Binary package hint: istanbul

Ubuntu 9.10 Development
Compiz
2.6.31-8-generic
Istanbul 0.2.2

Crashes periodically when pressing stop after recording ~1-2 minutes.

ProblemType: Crash
Architecture: i386
Date: Fri Aug 28 11:39:35 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/istanbul
InterpreterPath: /usr/bin/python2.6
NonfreeKernelModules: nvidia
Package: istanbul 0.2.2-5
ProcCmdline: /usr/bin/python /usr/bin/istanbul
ProcEnviron:
 LANGUAGE=en_US.UTF-8
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-8.28-generic
SegvAnalysis:
 Segfault happened at: 0x2861ef: mov 0x4(%edi),%edx
 PC (0x002861ef) ok
 source "0x4(%edi)" (0x091fd164) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: istanbul
StacktraceTop:
 ?? () from /lib/tls/i686/cmov/libc.so.6
 ?? () from /lib/tls/i686/cmov/libc.so.6
 malloc () from /lib/tls/i686/cmov/libc.so.6
 g_try_malloc () from /usr/lib/libglib-2.0.so.0
 gst_buffer_try_new_and_alloc ()
Title: istanbul crashed with SIGSEGV in malloc()
Uname: Linux 2.6.31-8-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy fuse lpadmin plugdev vboxusers video

[Apport retracing service (apport)]

StacktraceTop:malloc_consolidate (av=<value optimized out>) at malloc.c:5089
_int_malloc (av=<value optimized out>,
*__GI___libc_malloc (bytes=3456000) at malloc.c:3638
IA__g_try_malloc (n_bytes=3456000)
gst_buffer_try_new_and_alloc (size=3456000)

[Dave Gilbert (ubuntu-treblig)]

Hmm, just tried this on Saucy, I didn't get a segv, but, while Istanbul apparently worked for me on short recordings, on a long recording it apparently just hung (with a disc icon) for many minutes, not using CPU, not writing, so there does seem to be something wrong with it on long recordings.