1636077 - Crash in [@ geckoservo::glue::Servo_DeclarationBlock_Clone]

Status: RESOLVED WORKSFORME

(Core :: CSS Parsing and Computation, defect)

Description

[Simon Giesecke [:sg] [he/him]]

This bug is for crash report bp-8f6fc3cf-a3a2-4a01-afaf-a1b650200507.

Top 10 frames of crashing thread:

0 xul.dll RustMozCrash mozglue/static/rust/wrappers.cpp:16
1 xul.dll mozglue_static::panic_hook mozglue/static/rust/lib.rs:89
2 xul.dll core::ops::function::Fn::call<fn ../4fb7144ed159f94491249e86d5bbd033b5d60550/src/libcore/ops/function.rs:232
3 xul.dll std::panicking::rust_panic_with_hook ../4fb7144ed159f94491249e86d5bbd033b5d60550//src/libstd/panicking.rs:474
4 xul.dll std::panicking::begin_panic<str*> ../4fb7144ed159f94491249e86d5bbd033b5d60550/src/libstd/panicking.rs:397
5 xul.dll geckoservo::glue::Servo_DeclarationBlock_Clone servo/ports/geckolib/glue.rs:4225
6 xul.dll nsDOMCSSAttributeDeclaration::SetPropertyValue layout/style/nsDOMCSSAttrDeclaration.cpp:207
7 xul.dll mozilla::dom::CSS2Properties_Binding::set_left dom/bindings/CSS2PropertiesBinding.cpp:32611
8 xul.dll mozilla::dom::binding_detail::GenericSetter<mozilla::dom::binding_detail::NormalThisPolicy> dom/bindings/BindingUtils.cpp:3151
9 xul.dll js::InternalCallOrConstruct js/src/vm/Interpreter.cpp:585

This has been happening since build id 20200417100143. Crash reason is Locked::read_with called with a guard from an unrelated SharedRwLock. Multiple occurrences are on soundcloud.com URLs.

Comment 1

[Hiroyuki Ikezoe (:hiro)]

S3 since it's very low crash volume. That said, why does soundcloud cause different crashes?

Comment 2

[BugBot [:suhaib / :marco]]

Closing because no crashes reported for 12 weeks.