1583116 - Crash in [@ webrender::renderer::Renderer::draw_frame]

Status: RESOLVED FIXED

(Core :: Graphics: WebRender, defect, P3)

Description

[Gabriele Svelto [:gsvelto]]

This bug is for crash report bp-6f23dece-3036-4930-8a56-cd2600190922.

Top 10 frames of crashing thread:

0 libxul.so gkrust_shared::panic_hook mfbt/Assertions.h:313
1 libxul.so core::ops::function::Fn::call src/libcore/ops/function.rs:69
2 libxul.so std::panicking::rust_panic_with_hook src/libstd/panicking.rs:481
3 libxul.so std::panicking::begin_panic src/libstd/panicking.rs:411
4 libxul.so webrender::renderer::Renderer::draw_frame gfx/wr/webrender/src/renderer.rs
5 libxul.so webrender::renderer::Renderer::render_impl gfx/wr/webrender/src/renderer.rs:2861
6 libxul.so wr_renderer_render gfx/webrender_bindings/src/bindings.rs:623
7 libxul.so mozilla::wr::RendererOGL::UpdateAndRender gfx/webrender_bindings/RendererOGL.cpp:144
8 libxul.so mozilla::wr::RenderThread::UpdateAndRender gfx/webrender_bindings/RenderThread.cpp:444
9 libxul.so mozilla::wr::RenderThread::HandleFrameOneDoc gfx/webrender_bindings/RenderThread.cpp:319

The earliest buildid for this crash is 20190902213933. There's some pretty heavy inlining going on so it's not clear the exact line where the crash is happening but the raw crash reason is: assertion failed: dimensions.width >= self.max_dynamic_size.width.

Comment 1

[Nicolas Silva [:nical]]

This might be fixed by https://phabricator.services.mozilla.com/D47084.

Comment 2

[Nicolas Silva [:nical]]

No crash since the patch landed.