Package: release.debian.org
Severity: normal
Tags: trixie
User: [email protected]
Usertags: pu
Control: affects -1 + src:qtbase-opensource-src
X-Debbugs-Cc: [email protected], 
[email protected], Harry Chen <[email protected]>

[ Reason ]
qtbase-opensource-src in trixie is affected by #1122641, where a data race in
QReadWriteLock on weakly ordering architectures is discovered. This data race
can cause qt3d-opensource-src FTBFS on such architectures, reporting
heavyDutyMultiThreadedAccess or heavyDutyMultiThreadedAccessRelease from the
test suite tst_qresourcemanager time out.

[ Tests ]
I've tested the patches personally on arm64 and can confirm the introduced
patches can fix the issue in question.

[ Risks ]
Risks are minimal. The changes in the patches are minimal enough, except the
added unit test.

[ Checklist ]
[x] *all* changes are documented in the d/changelog
[x] I reviewed all changes and I approve them
[x] attach debdiff against the package in (old)stable
[x] the issue is verified as fixed in unstable

[ Changes ]
* Non-maintainer upload.
* Backport two upstream patches to fix data races in QReadWriteLock

[ Other info ]
n/a

Miao Wang

Attachment: qtbase-opensource-src_5.15.15+dfsg-6+deb13u1.diff
Description: Binary data



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