i use ubuntu dapper 6.06 with all updates. 
It is just totem. (no totem-gstreamer or totem-xine)

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[New Thread -1263600720 (LWP 13982)]
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[New Thread -1271993424 (LWP 13985)]
[New Thread -1280656464 (LWP 13986)]
[New Thread -1293149264 (LWP 13987)]
[New Thread -1303430224 (LWP 13988)]
[New Thread -1311822928 (LWP 13989)]
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[New Thread -1324651600 (LWP 13990)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1293149264 (LWP 13987)]
0xb7dc3b0c in free_yuv_planes () from /usr/lib/libxine.so.1
(gdb) thread apply all bt

Thread 10 (Thread -1324651600 (LWP 13990)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746ed56 in __nanosleep_nocancel ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dc6bb2 in xine_usec_sleep () from /usr/lib/libxine.so.1
#3  0xb10b6404 in ?? ()
#4  0x00000000 in ?? ()

Thread 9 (Thread -1311822928 (LWP 13989)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746bc76 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7db1c40 in xine_event_wait () from /usr/lib/libxine.so.1
#3  0x089ad660 in ?? ()

Thread 8 (Thread -1303430224 (LWP 13988)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746bc76 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7da2690 in xine_config_load () from /usr/lib/libxine.so.1
#3  0xb7dd3164 in ?? () from /usr/lib/libxine.so.1
#4  0xffffffff in ?? ()
---Type <return> to continue, or q <return> to quit---
#5  0x08997c78 in ?? ()
#6  0x0897e9d0 in ?? ()
#7  0xb7da9065 in _x_waveformatex_le2me () from /usr/lib/libxine.so.1
#8  0x08990268 in ?? ()
#9  0x08997cd8 in ?? ()
#10 0x00000000 in ?? ()

Thread 7 (Thread -1293149264 (LWP 13987)):
#0  0xb7dc3b0c in free_yuv_planes () from /usr/lib/libxine.so.1
#1  0x08849b6c in ?? ()
#2  0x00000000 in ?? ()

Thread 6 (Thread -1280656464 (LWP 13986)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746bc76 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7db1454 in _x_ao_new_port () from /usr/lib/libxine.so.1

Thread 5 (Thread -1271993424 (LWP 13985)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb72388c4 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb4f0a3bc in ?? ()
   from /usr/lib/xine/plugins/1.1.1/xineplug_ao_out_alsa.so
---Type <return> to continue, or q <return> to quit---
#3  0xb42ee3a0 in ?? ()
#4  0x00000001 in ?? ()
#5  0x0000014d in ?? ()
#6  0x00000000 in ?? ()

Thread 4 (Thread -1263600720 (LWP 13982)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746ed56 in __nanosleep_nocancel ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dc6bb2 in xine_usec_sleep () from /usr/lib/libxine.so.1
#3  0xb4aef3d4 in ?? ()
#4  0x00000000 in ?? ()

Thread 3 (Thread -1247253584 (LWP 13979)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746beec in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7d9f6cf in xine_open () from /usr/lib/libxine.so.1

Thread 2 (Thread -1241711696 (LWP 13974)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb72388c4 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb73b5788 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#3  0xb73b5c58 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#4  0xb751a70e in link_thread_io_context () from /usr/lib/libORBit-2.so.0
#5  0xb73ce582 in g_static_private_free () from /usr/lib/libglib-2.0.so.0
#6  0xb7469341 in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb72424ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread -1224091968 (LWP 13965)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb746beec in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7d9bb46 in xine_play () from /usr/lib/libxine.so.1
#3  0x00000000 in ?? ()
#0  0xb7dc3b0c in free_yuv_planes () from /usr/lib/libxine.so.1
(gdb)