Ruby Issue Tracking System

03/04/2021

12:32 AM Ruby Bug #17666: Thread#join hangs when Fiber.set_scheduler is set

[xtkoba (Tee KOBAYASHI)](https://bugs.ruby-lang.org/users/48178) - Re-verified in the latest development. It's fixed. Thanks for the update.
. arjunmdas (arjun das)

03/02/2021

06:18 AM Ruby Bug #17666: Thread#join hangs when Fiber.set_scheduler is set

Thanks again.
Just curious, how did you identify the right PR that fixed this? arjunmdas (arjun das)

05:07 AM Ruby Bug #17666: Thread#join hangs when Fiber.set_scheduler is set

Thanks a lot for confirming.
I will check the latest development version as well. Are you aware of any other tracking bug for this?
arjunmdas (arjun das)

01:25 AM Ruby Bug #17666: Thread#join hangs when Fiber.set_scheduler is set

```ruby
class MockScheduler
def block(blocker, timeout = nil)
byebug
end
def close
byebug
end
def fiber(&block)
byebug
Fiber.new(blocking: false, &block).tap(&:resume)
end
def io_wait(io, e... arjunmdas (arjun das)

12:55 AM Ruby Bug #17666 (Closed): Thread#join hangs when Fiber.set_scheduler is set

``` ruby
class MockScheduler
def block(blocker, timeout = nil)
byebug
end
def close
byebug
end
def fiber(&block)
byebug
Fiber.new(blocking: false, &block).tap(&:resume)
end
def io_wait(io... arjunmdas (arjun das)