1734492 - Crash in [@ ffi_support::handle_map::ConcurrentHandleMap<T>::insert]

Status: RESOLVED DUPLICATE of bug 1733757

(GeckoView :: General, defect)

Description

[Michael Comella (:mcomella) [NI reported issues only: ex-Mozilla]]

This is the #2 crasher in Nightly.

Crash report: https://crash-stats.mozilla.org/report/index/4b1db810-a45f-417d-a14f-3fc5b0211006

MOZ_CRASH Reason: Bug: next_index pointed at non-free list entry (or end of list)

Top 10 frames of crashing thread:

0 libxul.so RustMozCrash mozglue/static/rust/wrappers.cpp:18
1 libxul.so mozglue_static::panic_hook mozglue/static/rust/lib.rs:91
2 libxul.so core::ops::function::Fn::call library/core/src/ops/function.rs:70
3 libxul.so std::panicking::rust_panic_with_hook library/std/src/panicking.rs:626
4 libxul.so std::panicking::begin_panic::{{closure}} library/std/src/panicking.rs:542
5 libxul.so std::sys_common::backtrace::__rust_end_short_backtrace library/std/src/sys_common/backtrace.rs:141
6 libxul.so std::panicking::begin_panic library/std/src/panicking.rs:541
7 libxul.so ffi_support::handle_map::ConcurrentHandleMap<T>::insert third_party/rust/ffi-support/src/handle_map.rs:762
8 libxul.so glean_labeled_counter_metric_get third_party/rust/glean-ffi/src/labeled.rs:77
9 libjnidispatch.so libjnidispatch.so@0x10154 

I was able to reproduce this crash twice on my Moto G5 by:

• Force-stopping the app
• Opening the app to example.com (via an intent)
• Opening the app to "https://www.aa.com.tr/#" (via an intent)
• Idling for a little over 10 minutes

Comment 2

[Kevin Brosnan [Ex-Mozilla]]

See also bug 1734419 to get the bug association working for Glean.