[oe] Query regarding segfault during gstreamer playback with libx32
Shrikant Bobade
bobadeshrikant at gmail.com
Fri Feb 17 07:10:08 UTC 2017
On Thu, Feb 16, 2017 at 9:10 PM, Khem Raj <raj.khem at gmail.com> wrote:
>
> On Thu, Feb 16, 2017 at 2:28 AM, Shrikant Bobade
> <bobadeshrikant at gmail.com> wrote:
> > Hi All,
> >
> > I have prepared core-image-sato from poky: morty:
> > 6a1f33cc40bfac33cf030fe41e1a8efd1e5fad6f HEAD with libx32 support w.r.to
> > section 4.6.3 under
> > http://www.yoctoproject.org/docs/2.2/ref-manual/ref-manual.html#support
,
> > while using gst. playback I am getting segfault, below are the setup
> > details & logs. Dose anyone else faced similar issue?
> >
> > Thanks
> > Shrikant
> >
> >
> > 1.with libx32 support: added below stuff to local.conf
> >
> > MACHINE = "qemux86-64"
> > DEFAULTTUNE = "x86-64-x32"
> > baselib = "${@d.getVar('BASE_LIB_tune-' + (d.getVar('DEFAULTTUNE',
True) \
> > or 'INVALID'), True) or 'lib'}"
> >
> > 2. gstreamer1.0-plugins-good/base/bad available with image.
> >
> > 3. build conf:
> > Build Configuration:
> > BB_VERSION = "1.32.0"
> > BUILD_SYS = "x86_64-linux"
> > NATIVELSBSTRING = "universal-4.8"
> > TARGET_SYS = "x86_64-poky-linux-gnux32"
> > MACHINE = "qemux86-64"
> > DISTRO = "poky"
> > DISTRO_VERSION = "2.2.1"
> > TUNE_FEATURES = "mx32"
> > TARGET_FPU = ""
> > meta
> > meta-poky
> > meta-yocto-bsp = "morty:6a1f33cc40bfac33cf030fe41e1a8efd1e5fad6f"
> >
> > 4. bt log
> > #0 0xf67ef8fd in poll () from /libx32/libc.so.6
> > #1 0xf6d04eb5 in ?? () from /usr/libx32/libglib-2.0.so.0
> > #2 0xf6d05222 in g_main_loop_run () from /usr/libx32/libglib-2.0.so.0
> > #3 0xf724f01e in gst_bus_poll () from /usr/libx32/libgstreamer-1.0.so.0
> > #4 0x00403a78 in ?? ()
> > #5 0x00402a25 in ?? ()
> > #6 0xf672e54d in __libc_start_main () from /libx32/libc.so.6
> > #7 0x00403048 in ?? ()
> >
>
> may be you can add debug info to image to get better trace.
thanks , yes with more debug info getting segfault in
gst_audio_sink_ring_buffer_acquire around orc_memset,
debug trace:
Thread 1 "gst-launch-1.0" hit Breakpoint 1, gst_bus_poll
(bus=bus at entry=0x6c4b98,
events=events at entry=GST_MESSAGE_ANY, timeout=18446744073709551615)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstbus.c:1132
1132 {
(gdb) n
1137 g_return_val_if_fail (GST_IS_BUS (bus), NULL);
(gdb) n
1139 poll_data = g_slice_new (GstBusPollData);
(gdb) n
Thread 11 "aqueue:src" received signal SIGSEGV, Segmentation fault.
[Switching to LWP 1049]
0xf7f8a0c4 in ?? ()
(gdb) bt
#0 0xf7f8a0c4 in ?? ()
#1 0xf4ff432b in orc_memset () from /usr/libx32/liborc-0.4.so.0
#2 0xf593d08c in gst_audio_sink_ring_buffer_acquire (buf=<optimized out>,
spec=<optimized out>)
at
/usr/src/debug/gstreamer1.0-plugins-base/1.8.3-r0/gst-plugins-base-1.8.3/gst-libs/gst/audio/gstaudiosink.c:419
#3 0xf5918ec2 in gst_audio_ring_buffer_acquire (buf=<optimized out>,
spec=spec at entry=0x7560d8)
at
/usr/src/debug/gstreamer1.0-plugins-base/1.8.3-r0/gst-plugins-base-1.8.3/gst-libs/gst/audio/gstaudioringbuffer.c:571
#4 0xf5937213 in gst_audio_base_sink_setcaps (bsink=<optimized out>,
caps=<optimized out>)
at
/usr/src/debug/gstreamer1.0-plugins-base/1.8.3-r0/gst-plugins-base-1.8.3/gst-libs/gst/audio/gstaudiobasesink.c:975
#5 0xf52792db in gst_base_sink_default_event (basesink=<optimized out>,
event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasesink.c:3146
#6 0xf5274d04 in gst_base_sink_event (pad=<optimized out>,
parent=<optimized out>, event=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasesink.c:3252
#7 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0x745428,
event=event at entry=0xf443a5c0, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#8 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0xf4464a48,
event=0xf443a5c0, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#9 0xf7b23c08 in push_sticky (pad=pad at entry=0xf4464a48,
ev=ev at entry=0xe295efd0,
user_data=user_data at entry=0xe295f030)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#10 0xf7b21910 in events_foreach (pad=pad at entry=0xf4464a48,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe295f030)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#11 0xf7b2d713 in check_sticky (event=0xf443a5c0, pad=0xf4464a48) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#12 gst_pad_push_event (pad=pad at entry=0xf4464a48, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
#13 0xf7b2d887 in event_forward_func (pad=pad at entry=0xf4464a48,
data=data at entry=0xe295f140) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:2993
#14 0xf7b293d1 in gst_pad_forward (pad=<optimized out>,
forward=forward at entry=0xf7b2d7d0 <event_forward_func>,
user_data=user_data at entry=0xe295f140)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:2947
#15 0xf7b2950b in gst_pad_event_default (pad=<optimized out>,
parent=<optimized out>, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3044
#16 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0xf4493098,
event=event at entry=0xf443a5c0, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#17 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0xf4497578,
event=0xf443a5c0, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#18 0xf7b23c08 in push_sticky (pad=pad at entry=0xf4497578,
ev=ev at entry=0xe295f2e0,
user_data=user_data at entry=0xe295f340)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#19 0xf7b21910 in events_foreach (pad=pad at entry=0xf4497578,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe295f340)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#20 0xf7b2d713 in check_sticky (event=0xf443a5c0, pad=0xf4497578) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#21 gst_pad_push_event (pad=pad at entry=0xf4497578, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
#22 0xf528f5d8 in gst_pad_set_caps (caps=<optimized out>, pad=0xf4497578)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstcompat.h:58
#23 gst_base_transform_setcaps (trans=trans at entry=0xf449c178,
pad=<optimized out>, incaps=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1387
#24 0xf52909bc in gst_base_transform_sink_eventfunc (trans=<optimized out>,
event=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1939
#25 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0xf4497428,
event=event at entry=0xf443a578, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#26 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0xf4497ab8,
event=0xf443a578, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#27 0xf7b23c08 in push_sticky (pad=pad at entry=0xf4497ab8,
ev=ev at entry=0xe295f600,
user_data=user_data at entry=0xe295f660)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#28 0xf7b21910 in events_foreach (pad=pad at entry=0xf4497ab8,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe295f660)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#29 0xf7b2d713 in check_sticky (event=0xf443a578, pad=0xf4497ab8) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#30 gst_pad_push_event (pad=pad at entry=0xf4497ab8, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
---Type <return> to continue, or q <return> to quit---
#31 0xf528f5d8 in gst_pad_set_caps (caps=<optimized out>, pad=0xf4497ab8)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstcompat.h:58
#32 gst_base_transform_setcaps (trans=trans at entry=0xf44a23b0,
pad=<optimized out>, incaps=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1387
#33 0xf52909bc in gst_base_transform_sink_eventfunc (trans=<optimized out>,
event=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1939
#34 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0xf4497ea8,
event=event at entry=0xf443a530, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#35 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0xf4497d58,
event=0xf443a530, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#36 0xf7b23c08 in push_sticky (pad=pad at entry=0xf4497d58,
ev=ev at entry=0xe295f920,
user_data=user_data at entry=0xe295f980)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#37 0xf7b21910 in events_foreach (pad=pad at entry=0xf4497d58,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe295f980)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#38 0xf7b2d713 in check_sticky (event=0xf443a530, pad=0xf4497d58) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#39 gst_pad_push_event (pad=pad at entry=0xf4497d58, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
#40 0xf528f5d8 in gst_pad_set_caps (caps=<optimized out>, pad=0xf4497d58)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstcompat.h:58
#41 gst_base_transform_setcaps (trans=trans at entry=0xf44a0a90,
pad=<optimized out>, incaps=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1387
#42 0xf52909bc in gst_base_transform_sink_eventfunc (trans=<optimized out>,
event=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/libs/gst/base/gstbasetransform.c:1939
#43 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0xf4497c08,
event=event at entry=0xf3a08628, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#44 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0x749e98,
event=0xf3a08628, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#45 0xf7b23c08 in push_sticky (pad=pad at entry=0x749e98, ev=ev at entry=0xe295fc40,
user_data=user_data at entry=0xe295fca0) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#46 0xf7b21910 in events_foreach (pad=pad at entry=0x749e98,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe295fca0)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#47 0xf7b2d713 in check_sticky (event=0xf3a08628, pad=0x749e98) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#48 gst_pad_push_event (pad=pad at entry=0x749e98, event=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
#49 0xf7b2d887 in event_forward_func (pad=pad at entry=0x749e98,
data=data at entry=0xe295fdb0) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:2993
#50 0xf7b293d1 in gst_pad_forward (pad=<optimized out>,
forward=forward at entry=0xf7b2d7d0 <event_forward_func>,
user_data=user_data at entry=0xe295fdb0)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:2947
#51 0xf7b2950b in gst_pad_event_default (pad=pad at entry=0xf44648d8,
parent=parent at entry=0xf4497030, event=<optimized out>)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3044
#52 0xf6044286 in gst_play_sink_convert_bin_sink_event (pad=<optimized
out>, parent=<optimized out>, event=<optimized out>)
at
/usr/src/debug/gstreamer1.0-plugins-base/1.8.3-r0/gst-plugins-base-1.8.3/gst/playback/gstplaysinkconvertbin.c:260
#53 0xf7b2332f in gst_pad_send_event_unchecked (pad=pad at entry=0xf44648d8,
event=event at entry=0xf3a08628, type=<optimized out>, type at entry
=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5587
#54 0xf7b2361d in gst_pad_push_event_unchecked (pad=pad at entry=0xf4485ea0,
event=0xf3a08628, type=type at entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5245
#55 0xf7b23c08 in push_sticky (pad=pad at entry=0xf4485ea0,
ev=ev at entry=0xe295ffb0,
user_data=user_data at entry=0xe2960010)
at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3790
#56 0xf7b21910 in events_foreach (pad=pad at entry=0xf4485ea0,
func=func at entry=0xf7b23ac0
<push_sticky>, user_data=user_data at entry=0xe2960010)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:603
#57 0xf7b2d713 in check_sticky (event=0xf3a08628, pad=0xf4485ea0) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:3847
#58 gst_pad_push_event (pad=<optimized out>, event=event at entry=0xf3a08628)
at /usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gstpad.c:5376
#59 0xf4db9a5a in gst_queue_push_one (queue=0x6eed28) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/plugins/elements/gstqueue.c:1432
#60 gst_queue_loop (pad=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/plugins/elements/gstqueue.c:1509
#61 0xf7b55a63 in gst_task_func (task=<optimized out>) at
/usr/src/debug/gstreamer1.0/1.8.3-r0/gstreamer-1.8.3/gst/gsttask.c:332
#62 0xf75d4c04 in g_thread_pool_thread_proxy (data=<optimized out>) at
/usr/src/debug/glib-2.0/1_2.48.2-r0/glib-2.48.2/glib/gthreadpool.c:307
---Type <return> to continue, or q <return> to quit---
#63 0xf75d4258 in g_thread_proxy (data=<optimized out>) at
/usr/src/debug/glib-2.0/1_2.48.2-r0/glib-2.48.2/glib/gthread.c:780
#64 0xf7357c54 in start_thread (arg=<optimized out>) at
/usr/src/debug/glibc/2.24-r0/git/nptl/pthread_create.c:333
#65 0xf70a200f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
(gdb)
debugging further, meanwhile any pointers will be helpful.
Thanks
Shrikant
>
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