1631231 - Crash in [@ style::rule_tree::core::{{impl}}::drop]

Status: RESOLVED DUPLICATE of bug 1631232

(Core :: Layout, defect, P1)

Description

[Pascal Chevrel:pascalc]

This bug is for crash report bp-58c1df41-3969-4057-a8fd-0f0800200419.

Top 10 frames of crashing thread:

0 xul.dll style::rule_tree::core::{{impl}}::drop servo/components/style/rule_tree/core.rs:673
1 xul.dll servo_arc::Arc<style::gecko_properties::ComputedValues>::drop_slow<style::gecko_properties::ComputedValues> servo/components/servo_arc/lib.rs:357
2 xul.dll servo_arc::Arc<style::gecko_properties::ComputedValues>::drop_slow<style::gecko_properties::ComputedValues> servo/components/servo_arc/lib.rs:357
3 xul.dll Gecko_ComputedStyle_Destroy layout/style/GeckoBindings.cpp:224
4 xul.dll servo_arc::Arc<style::gecko_properties::ComputedValues>::drop_slow<style::gecko_properties::ComputedValues> servo/components/servo_arc/lib.rs:357
5 xul.dll style::gecko::arc_types::Servo_ComputedStyle_Release servo/components/style/gecko/arc_types.rs:132
6 xul.dll nsDisplayBackgroundImage::~nsDisplayBackgroundImage layout/painting/nsDisplayList.cpp:3920
7 xul.dll nsDisplayBackgroundImage::~nsDisplayBackgroundImage layout/painting/nsDisplayList.cpp:3915
8 xul.dll nsDisplayList::DeleteAll layout/painting/nsDisplayList.cpp:3170
9 xul.dll nsDisplayList::DeleteAll layout/painting/nsDisplayList.cpp:3170

Top crash on Nightly since build 20200418094905
Changelog: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=853b0e791775ce726149209092a003ed5f001b0c&tochange=a6a5a4f31ea26906e584e162b8d9485e6cacca32

Comment 1

[Pascal Chevrel:pascalc]

Emilio, I see that you have a bunch of CSS patches that landed in this build (bug 1630835 , bug 1630837, bug 1631154, bug 1449522), could one of those have introduced this crash?

Comment 2

[Emilio Cobos Álvarez (:emilio)]

Yes. Bug 1631232 should fix, I processed this last-in first-out :)