Issue #19709 has been reported by ioquatix (Samuel Williams). ---------------------------------------- Bug #19709: `Thread.join(timeout)` hangs in fiber scheduler. https://bugs.ruby-lang.org/issues/19709 * Author: ioquatix (Samuel Williams) * Status: Assigned * Priority: Normal * Assignee: ioquatix (Samuel Williams) * Backport: 3.0: REQUIRED, 3.1: REQUIRED, 3.2: REQUIRED ---------------------------------------- Unfortunately the following script can hang: ```ruby require_relative 'test/fiber/scheduler' scheduler = Scheduler.new Fiber.set_scheduler scheduler Fiber.schedule do thread = Thread.new{sleep} thread.join(0.1) end ``` The termination condition in the `thread_join` is not expressed correctly. -- https://bugs.ruby-lang.org/