pi@raspberrypi ~ $ gdb gst-launch-1.0 
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
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Reading symbols from /usr/local/bin/gst-launch-1.0...done.
(gdb) r playbin uri=file:///media/6DFA-DE7A/x1080.ts audio-sink=fakesink
Starting program: /usr/local/bin/gst-launch-1.0 playbin uri=file:///media/6DFA-DE7A/x1080.ts audio-sink=fakesink
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
Setting pipeline to PAUSED ...
[New Thread 0xb686d470 (LWP 2144)]
Pipeline is PREROLLING ...
[New Thread 0xb5ec3470 (LWP 2145)]
[New Thread 0xb56c3470 (LWP 2146)]
[New Thread 0xb4e22470 (LWP 2147)]
[New Thread 0xb45ca470 (LWP 2148)]
[New Thread 0xb3cff470 (LWP 2149)]
[New Thread 0xb34ff470 (LWP 2150)]
[New Thread 0xb2cff470 (LWP 2151)]
[New Thread 0xb24ff470 (LWP 2152)]
[New Thread 0xb1ca2470 (LWP 2153)]
[New Thread 0xb14a2470 (LWP 2154)]
[New Thread 0xb0c65470 (LWP 2155)]
[New Thread 0xafff2470 (LWP 2156)]
[New Thread 0xaf7f2470 (LWP 2157)]
[New Thread 0xaef9f470 (LWP 2158)]
[New Thread 0xae79f470 (LWP 2159)]
[New Thread 0xadf9f470 (LWP 2160)]
0:00:06.326258707  2141   0x336200 ERROR            eglglessink gsteglglessink.c:1299:gst_eglglessink_init_egl_surface:<videosink-actual-sink-eglgles> Can't create surface
0:00:06.327960630  2141   0x336200 ERROR            eglglessink gsteglglessink.c:1531:gst_eglglessink_init_egl_surface:<videosink-actual-sink-eglgles> EGL call returned error 3000
0:00:06.329573558  2141   0x336200 ERROR            eglglessink gsteglglessink.c:1534:gst_eglglessink_init_egl_surface:<videosink-actual-sink-eglgles> Couldn't setup EGL surface
0:00:06.331092490  2141   0x336200 ERROR            eglglessink gsteglglessink.c:2630:gst_eglglessink_configure_caps:<videosink-actual-sink-eglgles> Couldn't init EGL surface from window
0:00:06.332687418  2141   0x336200 ERROR            eglglessink gsteglglessink.c:2640:gst_eglglessink_configure_caps:<videosink-actual-sink-eglgles> Configuring caps failed
0:00:06.334486338  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:06.337716193  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
[Thread 0xafff2470 (LWP 2156) exited]
0:00:08.421175896  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:08.424359753  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:08.450626578  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:08.467961802  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:08.473743543  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps
0:00:08.478309338  2141   0x336230 ERROR            eglglessink gsteglglessink.c:2661:gst_eglglessink_setcaps:<videosink-actual-sink-eglgles> Failed to configure caps

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xadf9f470 (LWP 2160)]
video_orc_merge_linear_u8 (d1=0xacc2fe58 "", s1=0x456008 "", s2=0x457e08 "", p1=135, n=7680) at tmp-orc.c:6020
6020      func (ex);
(gdb) bt
#0  video_orc_merge_linear_u8 (d1=0xacc2fe58 "", s1=0x456008 "", s2=0x457e08 "", p1=135, n=7680) at tmp-orc.c:6020
#1  0xb69fbff8 in gst_video_blend_scale_linear_RGBA (src=<optimized out>, src_buffer=<optimized out>, dest_height=4546568, dest_width=120, dest=0xadf9e774, dest_buffer=0xadf9e7e4) at video-blend.c:222
#2  0xb69fd304 in gst_video_overlay_composition_blend (comp=0x17eaf8, video_buf=0xadf9e860) at video-overlay-composition.c:477
#3  0xad793adc in gst_dvbsub_overlay_chain_video (pad=0x35d6b0, parent=0x152938, buffer=0x181460) at gstdvbsuboverlay.c:901
#4  0xb6f37d8c in gst_pad_chain_data_unchecked (data=0x13d6e0, type=<optimized out>, pad=0x35d6b0) at gstpad.c:3655
#5  gst_pad_push_data (pad=0x35dd18, type=<optimized out>, data=<optimized out>) at gstpad.c:3872
#6  0xb6977804 in gst_base_transform_chain (pad=<optimized out>, parent=<optimized out>, buffer=0x13d6e0) at gstbasetransform.c:2203
#7  0xb6f37d8c in gst_pad_chain_data_unchecked (data=0x13d6e0, type=<optimized out>, pad=0x35dbd0) at gstpad.c:3655
#8  gst_pad_push_data (pad=0x34a650, type=<optimized out>, data=<optimized out>) at gstpad.c:3872
#9  0xb6f28320 in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x13d6e0) at gstghostpad.c:128
#10 0xb6ac7fb4 in gst_subtitle_overlay_video_sink_chain (pad=0x185cc0, parent=0x358088, buffer=0x13d6e0) at gstsubtitleoverlay.c:1889
#11 0xb6f37d8c in gst_pad_chain_data_unchecked (data=0x13d6e0, type=<optimized out>, pad=0x185cc0) at gstpad.c:3655
#12 gst_pad_push_data (pad=0x34fab0, type=<optimized out>, data=<optimized out>) at gstpad.c:3872
#13 0xb688f0d8 in gst_queue_push_one (queue=0x1524b8) at gstqueue.c:1089
#14 gst_queue_loop (pad=<optimized out>) at gstqueue.c:1205
#15 0xb6f6bf5c in gst_task_func (task=0x346950) at gsttask.c:316
#16 0xb6f6d180 in default_func (tdata=<optimized out>, pool=<optimized out>) at gsttaskpool.c:70
#17 0xb6e07c90 in ?? () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
#18 0xb6e07c90 in ?? () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb) 