[Webkit-unassigned] [Bug 185073] REGRESSION(iOS 11.3): Crashes in TimerBase::~TimerBase() in Tencent x5gamehelper

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=185073

Alexey Proskuryakov <ap at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ap at webkit.org,
                   |                            |cdumez at apple.com,
                   |                            |rniwa at webkit.org,
                   |                            |webkit-bug-importer at group.a
                   |                            |pple.com
          Component|WebCore JavaScript          |WebCore Misc.
            Summary|WebCore TimerBase crash     |REGRESSION(iOS 11.3):
                   |only on 11.3 (15E216) :     |Crashes in
                   |SIGTRAP WebCore             |TimerBase::~TimerBase() in
                   |_ZN7WebCore9TimerBaseD2Ev   |Tencent x5gamehelper

--- Comment #1 from Alexey Proskuryakov <ap at webkit.org> ---
Is this reproducible at all? This may be a WebKit bug, but another possibility is that some of your code uses WebKit from a wrong thread before the crash occurs.

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