[Webkit-unassigned] [Bug 175574] New: [GStreamer] gst_gl_shader_attach_unlocked: assertion failed: (shader->context->gl_vtable->IsProgram (shader-> priv->program_handle))
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Aug 15 09:11:38 PDT 2017
https://bugs.webkit.org/show_bug.cgi?id=175574
Bug ID: 175574
Summary: [GStreamer] gst_gl_shader_attach_unlocked: assertion
failed: (shader->context->gl_vtable->IsProgram
(shader-> priv->program_handle))
Product: WebKit
Version: Other
Hardware: PC
OS: Linux
Status: NEW
Severity: Normal
Priority: P2
Component: Media Elements
Assignee: webkit-unassigned at lists.webkit.org
Reporter: mcatanzaro at igalia.com
CC: magomez at igalia.com
Layout test compositing/video/video-object-fit.html sometimes crashes on the following release assert:
STDERR: ERROR:/home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglshader.c:540:gst_gl_shader_attach_unlocked: assertion failed: (shader->context->gl_vtable->IsProgram (shader-> priv->program_handle))
Crappy backtrace:
Thread 1 (Thread 0x2b1795a48700 (LWP 10255)):
#0 __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1 0x00002b137aabb3fa in __GI_abort () at abort.c:89
#2 0x00002b13762d9595 in g_assertion_message () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gtestutils.c:2433
#3 0x00002b13762d961a in g_assertion_message_expr () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gtestutils.c:2456
#4 0x00002b13754cee77 in gst_gl_shader_attach_unlocked () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglshader.c:539
#5 0x00002b13754cef27 in gst_gl_shader_attach () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglshader.c:577
#6 0x00002b13754cf20b in gst_gl_shader_compile_attach_stage () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglshader.c:607
#7 0x00002b13754d5267 in _create_shader () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglcolorconvert.c:1934
#8 _init_convert () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglcolorconvert.c:2028
#9 _do_convert () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglcolorconvert.c:2368
#10 0x00002b13754d9683 in _run_message_sync () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglwindow.c:601
#11 0x00002b13754d9622 in _run_message_async () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglwindow.c:668
#12 0x00002b13762b35ca in g_main_dispatch () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3212
#13 g_main_context_dispatch () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3865
#14 0x00002b13762b3948 in g_main_context_iterate () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3938
#15 0x00002b13762b3c62 in g_main_loop_run () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:4134
#16 0x00002b13754d96f5 in gst_gl_window_default_run () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglwindow.c:527
#17 0x00002b13754c295c in gst_gl_context_create_thread () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglcontext.c:1273
#18 0x00002b13762da315 in g_thread_proxy () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gthread.c:784
#19 0x00002b1379993494 in start_thread (arg=0x2b1795a48700) at pthread_create.c:333
#20 0x00002b137ab6f93f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97
The crash is rare enough that I'm not going to touch the expectations. We just need to fix it.
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