cheese segfault

[Fernando Miguel]

Binary package hint: cheese

I'm using an external linux driver, and cheese is crashing on jaunty
driver: http://ubuntuforums.org/showthread.php?p=6881422 bug 215604

$ apt-cache policy cheese Installed: 2.25.92-0ubuntu1

ProblemType: Bug
Architecture: amd64
DistroRelease: Ubuntu 9.04
NonfreeKernelModules: nvidia
Package: cheese 2.25.92-0ubuntu1
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=en_US.UTF-8
SourcePackage: cheese
Uname: Linux 2.6.28-9-generic x86_64

[Fernando Miguel (fernandomiguel)]

$ gdb --args cheese
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu"...
(no debugging symbols found)
(gdb) handle SIGPIPE nostop noprint
Signal Stop Print Pass to program Description
SIGPIPE No No Yes Broken pipe
(gdb) r
Starting program: /usr/bin/cheese
[Thread debugging using libthread_db enabled]
[New Thread 0x7faf89457800 (LWP 22795)]
[New Thread 0x7faf79ba0950 (LWP 22802)]
[New Thread 0x7faf7939f950 (LWP 22803)]
[Thread 0x7faf7939f950 (LWP 22803) exited]
[New Thread 0x7faf7939f950 (LWP 22804)]
[Thread 0x7faf79ba0950 (LWP 22802) exited]
[New Thread 0x7faf79ba0950 (LWP 22805)]
[Thread 0x7faf7939f950 (LWP 22804) exited]
[Thread 0x7faf79ba0950 (LWP 22805) exited]
[New Thread 0x7faf79ba0950 (LWP 22806)]
[New Thread 0x7faf73b0d950 (LWP 22807)]

(cheese:22795): GStreamer-WARNING **: pad source:src returned caps which are not a real subset of its template caps
[New Thread 0x7faf7939f950 (LWP 22835)]
[New Thread 0x7faf71d13950 (LWP 22836)]

(cheese:22795): GStreamer-WARNING **: pad source:src returned caps which are not a real subset of its template caps
[Thread 0x7faf71d13950 (LWP 22836) exited]
[Thread 0x7faf7939f950 (LWP 22835) exited]
[New Thread 0x7faf7939f950 (LWP 22849)]
[New Thread 0x7faf71d13950 (LWP 22850)]
[New Thread 0x7faf6fe77950 (LWP 22851)]

(cheese:22795): GStreamer-WARNING **: pad video_source:src returned caps which are not a real subset of its template caps
[New Thread 0x7faf6c7d0950 (LWP 22865)]
[Thread 0x7faf79ba0950 (LWP 22806) exited]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7faf6c7d0950 (LWP 22865)]
0x00007faf73199c70 in ?? () from /usr/lib/libv4lconvert.so.0
(gdb) bt full
#0 0x00007faf73199c70 in ?? () from /usr/lib/libv4lconvert.so.0
No symbol table info available.
#1 0x00007faf731933fb in v4lconvert_convert () from /usr/lib/libv4lconvert.so.0
No symbol table info available.
#2 0x00007faf733f71e9 in ?? () from /usr/lib/libv4l2.so.0
No symbol table info available.
#3 0x00007faf733f808b in v4l2_ioctl () from /usr/lib/libv4l2.so.0
No symbol table info available.
#4 0x00007faf7386555f in gst_v4l2src_grab_frame (v4l2src=0x1dfe3b0, buf=0x7faf6c7cfdb0) at v4l2src_calls.c:993
 buffer = {index = 0, type = V4L2_BUF_TYPE_VIDEO_CAPTURE, bytesused = 5760000, flags = 1, field = V4L2_FIELD_NONE,
  timestamp = {tv_sec = 1236852505, tv_usec = 498017}, timecode = {type = 0, flags = 0, frames = 0 '\0', seconds = 0 '\0',
    minutes = 0 '\0', hours = 0 '\0', userbits = "\000\000\000"}, sequence = 0, memory = V4L2_MEMORY_MMAP, m = {offset = 0,
    userptr = 0}, length = 5760000, input = 0, reserved = 0}
 trials = 50
 pool_buffer = <value optimized out>
 need_copy = <value optimized out>
 index = <value optimized out>
 __FUNCTION__ = "gst_v4l2src_grab_frame"
#5 0x00007faf7385cf70 in gst_v4l2src_create (src=0x1dfe3b0, buf=0x7faf6c7cff00) at gstv4l2src.c:1280
 v4l2src = (...