#0  IA__g_slice_alloc (mem_size=12)
#1  0xb7e528e3 in IA__g_string_sized_new (dfl_size=2)
#2  0xb7e37485 in IA__g_log_default_handler (
#3  0xb76f0e52 in debug_log_handler (log_domain=0xb7769df8 "GStreamer", 
#4  0xb7e37aef in IA__g_logv (log_domain=0xb7769df8 "GStreamer", 
#5  0xb7e37e96 in IA__g_log (log_domain=0xb7769df8 "GStreamer", 
#6  0xb7e380fb in IA__g_return_if_fail_warning (
#7  0xb7701fcd in gst_caps_copy (caps=0xa290800) at gstcaps.c:275
  [Error: gstcaps.c was not found in source tree]
#8  0xb770249f in gst_caps_make_writable (caps=0xa290800) at gstcaps.c:343
  [Error: gstcaps.c was not found in source tree]
#9  0xb75821f8 in gst_base_transform_transform_caps (trans=0xa270010, 
#10 0xb7585fbd in gst_base_transform_getcaps (pad=0xa25ec98)
#11 0xb771f8a7 in gst_pad_get_caps_unlocked (pad=0xa25ec98) at gstpad.c:2017
  [Error: gstpad.c was not found in source tree]
#12 0xb772318c in gst_pad_get_caps (pad=0xa25ec98) at gstpad.c:2101
  [Error: gstpad.c was not found in source tree]
#13 0xb7582525 in gst_base_transform_acceptcaps (pad=0xa25ec98, 
#14 0xb7723745 in gst_pad_accept_caps (pad=0xa25ec98, caps=0xa274f60)
#15 0xb7582aa5 in gst_base_transform_find_transform (trans=0xa26c040, 
#16 0xb75855cc in gst_base_transform_buffer_alloc (pad=0xa25eb18, offset=0, 
#17 0xb7725387 in gst_pad_alloc_buffer_full (pad=0xa259048, offset=0, 
#18 0xb7714379 in gst_proxy_pad_do_bufferalloc (pad=0xa258800, offset=0, 
#19 0xb7725387 in gst_pad_alloc_buffer_full (pad=0xa25ea58, offset=0, 
#20 0xb6202a52 in gst_queue_bufferalloc (pad=0xa25e998, offset=0, size=4096, 
#21 0xb7725387 in gst_pad_alloc_buffer_full (pad=0xa25e8d8, offset=0, 
#22 0xb62553fc in gst_selector_pad_bufferalloc (pad=0xa25b150, offset=0, 
#23 0xb7725387 in gst_pad_alloc_buffer_full (pad=0xa12ef00, offset=0, 
#24 0xb7714379 in gst_proxy_pad_do_bufferalloc (pad=0xa12f6f0, offset=0, 
#25 0xb7725387 in gst_pad_alloc_buffer_full (pad=0xa25e818, offset=0, 
#26 0xb59134e2 in gst_faad_chain (pad=0xb58d6f18, buffer=0xa25d4b8)
#27 0xb7723ac5 in gst_pad_chain_unchecked (pad=0xb58d6f18, buffer=0xa25d4b8)
#28 0xb7724eba in gst_pad_push (pad=0xb58d6e58, buffer=0xa25d4b8)
#29 0xb62021a2 in gst_queue_loop (pad=0xb58d6e58) at gstqueue.c:1047
  [Error: gstqueue.c was not found in source tree]
#30 0xb7746593 in gst_task_func (task=0xa14f650, tclass=0xa03a620)
#31 0xb7e59fe6 in g_thread_pool_thread_proxy (data=0xa03a6b0)
#32 0xb7e5897f in g_thread_create_proxy (data=0xa25fce0)
#33 0xb7de04ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#34 0xb7d5b49e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
  [Error: ../sysdeps/unix/sysv/linux/i386/clone.S was not found in source tree]