[Webkit-unassigned] [Bug 250569] Terminated worker memory leak

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=250569

--- Comment #2 from Ahmad Saleem <ahmad.saleem792 at gmail.com> ---
(In reply to Jake Archibald from comment #0)
> Not sure this is the correct component. This bug is something to do with
> workers/js/wasm.
> 
> 1. Go to https://safari-worker-memory-leak-demo.netlify.app
> 2. Click "draw using threads", and wait for the result. Repeat this step
> around 20 times.
> 
> I start getting "rangeerror: Out of memory".
> 
> Each run of "draw using threads" spins up a worker, which in turn starts
> other workers. The root worker is terminated once the operation is complete.
> 
> I wonder if the inner workers are not being correctly collected when the
> parent worker terminates.

Just to update - I can reproduce this in Safari Technology Preview 161 and get 'Unhandled Promise Rejection: RangeError: Out of memory' in Console.

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