#12038: Shutdown interacts badly with requestSync() -------------------------------------+------------------------------------- Reporter: simonmar | Owner: Type: bug | Status: new Priority: normal | Milestone: 8.4.1 Component: Runtime System | Version: 7.10.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by bgamari): I scattered a few `HasCallStacks` about and let it run again and saw the following failure, {{{ setnumcapabilities001: sendWakeup CallStack (from HasCallStack): sendWakeup, called at libraries/base/GHC/Event/TimerManager.hs:205:19 in base:GHC.Event.TimerManager wakeManager, called at libraries/base/GHC/Event/TimerManager.hs:223:7 in base:GHC.Event.TimerManager registerTimeout, called at libraries/base/GHC/Event/Thread.hs:59:10 in base:GHC.Event.Thread: invalid argument (Bad file descriptor) }}} The last frame of the callstack corresponds to the `registerTimeout` in `threadDelay`. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12038#comment:11 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler