1617849 - Crash in [@ webrender::glyph_rasterizer::GlyphRasterizer::request_glyphs]

Status: RESOLVED DUPLICATE of bug 1511493

(Core :: Graphics: WebRender, defect)

Description

[Alex Chronopoulos [:achronop]]

This bug is for crash report bp-1a1254cc-801b-4eba-b38a-c4c5d0200208.

Top 10 frames of crashing thread:

0 libxul.so RustMozCrash mozglue/static/rust/wrappers.cpp:17
1 libxul.so mozglue_static::panic_hook mozglue/static/rust/lib.rs:89
2 libxul.so core::ops::function::Fn::call src/libcore/ops/function.rs:69
3 libxul.so std::panicking::rust_panic_with_hook src/libstd/panicking.rs:477
4 libxul.so std::panicking::begin_panic src/libstd/panicking.rs:407
5 libxul.so webrender::glyph_rasterizer::GlyphRasterizer::request_glyphs gfx/wr/webrender/src/glyph_rasterizer/mod.rs:72
6 libxul.so webrender::prim_store::text_run::TextRunPrimitive::request_resources gfx/wr/webrender/src/prim_store/text_run.rs:373
7 libxul.so webrender::prim_store::PrimitiveStore::prepare_interned_prim_for_render gfx/wr/webrender/src/prim_store/mod.rs:2934
8 libxul.so webrender::prim_store::PrimitiveStore::prepare_prim_for_render gfx/wr/webrender/src/prim_store/mod.rs:2769
9 libxul.so webrender::prim_store::PrimitiveStore::prepare_primitives gfx/wr/webrender/src/prim_store/mod.rs:2829

Comment 1

[Darkspirit]

Crash Address 0x0
MOZ_CRASH Reason (Sanitized) assertion failed: self.font_contexts.lock_shared_context().has_font(&font.font_key)

On 2020-02-08 crash signature changed from bug 1511493 to this one:
https://hg.mozilla.org/mozilla-central/log/tip/gfx/wr/webrender/src/glyph_rasterizer/mod.rs
https://crash-stats.mozilla.org/search/?moz_crash_reason=~assertion%20failed%3A%20self.font_contexts.lock_shared_context%28%29.has_font%28%26font.font_key%29&product=Firefox&date=%3E%3D2020-02-11T11%3A05%3A00.000Z&date=%3C2020-02-25T11%3A05%3A00.000Z&_facets=signature&_sort=-date&_columns=date&_columns=signature&_columns=product&_columns=version&_columns=build_id&_columns=platform#facet-signature