1899406 - Crash in [@ core::option::unwrap_failed] when removing custom property registration

Status: RESOLVED FIXED

(Core :: CSS Transitions and Animations, defect)

Description

[Zach Hoffman [:zrhoffman]]

Attachment: testcase.html

Crash report: https://crash-stats.mozilla.org/report/index/377fda60-2770-4d76-8dec-86aed0240528

Reason: SIGSEGV / SEGV_MAPERR

Top 11 frames:

0 	libxul.so 	MOZ_Crash(char const*, int, char const*)
0 	libxul.so 	RustMozCrash
1 	libxul.so 	mozglue_static::panic_hook
2 	libxul.so 	core::ops::function::Fn::call
3 	libxul.so 	<alloc::boxed::Box<F, A> as core::ops::function::Fn<Args>>::call
3 	libxul.so 	std::panicking::rust_panic_with_hook
4 	libxul.so 	std::panicking::begin_panic_handler::{{closure}}
5 	libxul.so 	std::sys_common::backtrace::__rust_end_short_backtrace
6 	libxul.so 	rust_begin_unwind
7 	libxul.so 	core::panicking::panic_fmt
8 	libxul.so 	core::panicking::panic
9 	libxul.so 	core::option::unwrap_failed
10 	libxul.so 	core::option::Option<T>::unwrap
10 	libxul.so 	style::gecko::wrapper::GeckoElement::needs_transitions_update_per_property 	servo/components/style/gecko/wrapper.rs:879

Comment 1

[Zach Hoffman [:zrhoffman]]

Attachment: Bug 1899406 - Check custom property AnimationValue for None before unwrapping. r=boris,#animation,#style

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1888317

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/72d8dfa8b4c4
Check custom property AnimationValue for None before unwrapping. r=boris,firefox-animation-reviewers,firefox-style-system-reviewers

Comment 4

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Created web-platform-tests PR https://github.com/web-platform-tests/wpt/pull/46525 for changes under testing/web-platform/tests

Comment 5

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Upstream PR merged by moz-wptsync-bot

Comment 6

[Norisz Fay [:noriszfay]]

https://hg.mozilla.org/mozilla-central/rev/72d8dfa8b4c4