[Webkit-unassigned] [Bug 253085] REGRESSION(260881 at main): [GStreamer] DMABuf sink caused several unexpected crashes on the WPE Release bot

Tue Feb 28 10:30:36 PST 2023

https://bugs.webkit.org/show_bug.cgi?id=253085

--- Comment #3 from Philippe Normand <philn at igalia.com> ---
bt for imported/w3c/web-platform-tests/media-source/mediasource-duration.html

So we have a GPU but the crash is in swrast. :confused:

Thread 1 (Thread 0x7f09bcff9640 (LWP 523632)):
#0  0x00007f0be120cdee in u_transfer_helper_transfer_unmap () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#1  0x00007f0be0ca68c2 in tc_call_texture_unmap () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#2  0x00007f0be0ca6c41 in tc_batch_execute () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#3  0x00007f0be0ca7d66 in _tc_sync.constprop.0 () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#4  0x00007f0be0caf128 in tc_flush () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#5  0x00007f0be07d92ae in st_context_flush () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#6  0x00007f0be070e688 in dri_flush () at /usr/lib/x86_64-linux-gnu/GL/default/lib/dri/swrast_dri.so
#7  0x00007f0c47538359 in WebCore::MediaPlayerPrivateGStreamer::pushDMABufToCompositor() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.1
#8  0x00007f0c47525efc in webKitVideoSinkSetMediaPlayerPrivate(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*)::{lambda(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*)#2}::_FUN(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.1
#9  0x00007f0c3d47e056 in ffi_call_unix64 () at ../src/x86/unix64.S:104
#10 0x00007f0c3d47cadd in ffi_call_int (cif=<optimized out>, fn=<optimized out>, rvalue=<optimized out>, avalue=<optimized out>, closure=<optimized out>) at ../src/x86/ffi64.c:673
#11 0x00007f0c3d47d2b3 in ffi_call (cif=cif at entry=0x7f09bcff7780, fn=fn at entry=0x7f0c47525db0 <webKitVideoSinkSetMediaPlayerPrivate(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*)::{lambda(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*)#2}::_FUN(_GstElement*, WebCore::MediaPlayerPrivateGStreamer*)>, rvalue=rvalue at entry=0x7f09bcff76e0, avalue=avalue at entry=0x7f09bcff76a0) at ../src/x86/ffi64.c:710
#12 0x00007f0c3fc344c0 in g_cclosure_marshal_generic_va (closure=<optimized out>, return_value=<optimized out>, instance=<optimized out>, args_list=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=<optimized out>) at ../gobject/gclosure.c:1648
#13 0x00007f0c3fc4c480 in _g_closure_invoke_va (param_types=<optimized out>, n_params=<optimized out>, args=0x7f09bcff7990, instance=0x555f7b6f3c10, return_value=<optimized out>, closure=0x555f7b6f3f30) at ../gobject/gclosure.c:893
#14 g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args at entry=0x7f09bcff7990) at ../gobject/gsignal.c:3440
#15 0x00007f0c3fc4c5b3 in g_signal_emit (instance=instance at entry=0x555f7b6f3c10, signal_id=<optimized out>, detail=detail at entry=0) at ../gobject/gsignal.c:3587
#16 0x00007f0c4061348d in gst_app_sink_render_common (psink=0x555f7b6f3c10 [GstBaseSink|webkit-dmabuf-video-appsink], data=<optimized out>, is_list=<optimized out>) at ../gst-libs/gst/app/gstappsink.c:1103
#17 0x00007f0c405ea05e in gst_base_sink_chain_unlocked.constprop.0 (basesink=0x555f7b6f3c10 [GstBaseSink|webkit-dmabuf-video-appsink], obj=0x7f0b40013c60, is_list=<optimized out>, pad=<optimized out>) at ../libs/gst/base/gstbasesink.c:3952
#18 0x00007f0c405b7150 in gst_base_sink_chain_main (basesink=0x555f7b6f3c10 [GstBaseSink|webkit-dmabuf-video-appsink], pad=<optimized out>, obj=0x7f0b40013c60, is_list=0) at ../libs/gst/base/gstbasesink.c:4078
#19 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f0b50023570 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#20 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f0b1c051630 [GstPad|proxypad724], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#21 0x00007f0c435ad4de in gst_pad_push (pad=0x7f0b1c051630 [GstPad|proxypad724], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#22 0x00007f0c43592aeb in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x7f0b40013c60 [None]) at ../gst/gstghostpad.c:127
#23 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x555f7b593640 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#24 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09c00238b0 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#25 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09c00238b0 [GstPad|src], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#26 0x00007f0c43592aeb in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x7f0b40013c60 [None]) at ../gst/gstghostpad.c:127
#27 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09c401a7b0 [GstPad|proxypad811], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#28 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09b802b690 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#29 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09b802b690 [GstPad|src], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#30 0x00007f0c405d331b in gst_base_transform_chain (pad=<optimized out>, parent=0x7f09c403ef00 [GstObject|conv2], buffer=<optimized out>) at ../libs/gst/base/gstbasetransform.c:2391
#31 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09b802b8e0 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#32 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09b802b440 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#33 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09b802b440 [GstPad|src], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#34 0x00007f0c405d331b in gst_base_transform_chain (pad=<optimized out>, parent=0x7f09c401c0d0 [GstObject|videobalance], buffer=<optimized out>) at ../libs/gst/base/gstbasetransform.c:2391
#35 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09b802b1f0 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#36 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09b8033810 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#37 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09b8033810 [GstPad|src], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#38 0x00007f0c405d331b in gst_base_transform_chain (pad=<optimized out>, parent=0x7f09c403ea20 [GstObject|scale], buffer=<optimized out>) at ../libs/gst/base/gstbasetransform.c:2391
#39 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09b8033a60 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#40 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09c4040080 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#41 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09c4040080 [GstPad|src], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#42 0x00007f0c405d331b in gst_base_transform_chain (pad=<optimized out>, parent=0x7f09c403d9b0 [GstObject|conv], buffer=<optimized out>) at ../libs/gst/base/gstbasetransform.c:2391
#43 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09b8033cb0 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#44 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09c401a550 [GstPad|proxypad810], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#45 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09c401a550 [GstPad|proxypad810], buffer=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#46 0x00007f0c43592aeb in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x7f0b40013c60 [None]) at ../gst/gstghostpad.c:127
#47 0x00007f0c435a9775 in gst_pad_chain_data_unchecked (pad=pad at entry=0x7f09c0023640 [GstPad|sink], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4463
#48 0x00007f0c435ad114 in gst_pad_push_data (pad=pad at entry=0x7f09b802ab00 [GstPad|src], type=type at entry=4112, data=data at entry=0x7f0b40013c60) at ../gst/gstpad.c:4739
#49 0x00007f0c435ad4de in gst_pad_push (pad=0x7f09b802ab00 [GstPad|src], buffer=buffer at entry=0x7f0b40013c60 [None]) at ../gst/gstpad.c:4858
#50 0x00007f0bd40545ec in gst_queue_push_one (queue=0x7f09f000c760 [GstQueue|vqueue]) at ../plugins/elements/gstqueue.c:1388
#51 gst_queue_loop (pad=<optimized out>) at ../plugins/elements/gstqueue.c:1541
#52 0x00007f0c435d5d41 in gst_task_func (task=0x7f09d001fcb0 [GstTask|vqueue:src]) at ../gst/gsttask.c:384
#53 0x00007f0c437e2692 in g_thread_pool_thread_proxy (data=<optimized out>) at ../glib/gthreadpool.c:350
#54 0x00007f0c437df722 in g_thread_proxy (data=0x7f0b5c014640) at ../glib/gthread.c:827
#55 0x00007f0c4304e1da in start_thread (arg=<optimized out>) at pthread_create.c:442
#56 0x00007f0c430d6f44 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

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