merge revision(s) 5f77f9bea61fb4cc8447a76e191fdfb28f076862: [Backport #21195]
Fix handling of `error`/`errno` in `io_internal_wait`. (#12961) [Bug #21195]
merge revision(s) 5f77f9bea61fb4cc8447a76e191fdfb28f076862: [Backport #21195]