Closed Bug 1805819 Opened 1 year ago Closed 1 year ago

Intermittent SUMMARY: ThreadSanitizer: data race /tmp/glibc/time/tzset.c:402 in tzset_internal

Categories

(Core :: JavaScript: Internationalization API, defect)

defect

Tracking

()

RESOLVED FIXED
110 Branch
Tracking Status
firefox110 --- fixed

People

(Reporter: intermittent-bug-filer, Assigned: RyanVM)

References

(Blocks 1 open bug)

Details

(Keywords: intermittent-failure)

Attachments

(1 file)

Filed by: rvandermeulen [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=399698714&repo=try
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/cuBq0UKPTeeZFBm0iHyljQ/runs/0/artifacts/public/logs/live_backing.log


I've been looking at enabling GTests on TSAN and this failure is showing up semi-frequently.

Andre, any thoughts on what might be going on here?

Blocks: tsan
Severity: S4 → --
Flags: needinfo?(andrebargull)
Priority: P5 → --

ICU calls tzset on the main-thread here, while on another thread glean calls localtime_r through the chrono rust crate.

tzset and localtime_r are both specified as "MT-Safe", so this should be handled through a TSan suppression. Chromium also handles this through a TSan suppression: bug 1695887, comment #2

Flags: needinfo?(andrebargull)

Thanks!

Assignee: nobody → ryanvm
Pushed by rvandermeulen@mozilla.com:
https://hg.mozilla.org/integration/autoland/rev/b791e55c8a4d
Add TSAN suppression for tzset_internal. r=decoder
Status: NEW → RESOLVED
Closed: 1 year ago
Resolution: --- → FIXED
Target Milestone: --- → 110 Branch
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