[perl #131714] [BUG] Segfault seemingly related to MVMCallCapture's gc_mark, and async

[Zoffix Znet via RT]

Does it still happen after this commit 
https://github.com/rakudo/rakudo/commit/f6d4fbd24b ?

I see you have a couple of `run`s in there which use Proc::Async under the hood.