id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,os,architecture,failure,difficulty,testcase,blockedby,blocking,related
5544,threadDelay with large values crashes the IO manager on 64-bit OS X,carlhowells,,"{{{
  System Version:	Mac OS X 10.6.8 (10K540)
  Kernel Version:	Darwin 10.8.0
}}}
{{{
$ ghc --version
The Glorious Glasgow Haskell Compilation System, version 7.2.1
}}}
{{{
import Control.Concurrent

main :: IO ()
main = threadDelay $ 100000001000084 + 100
}}}
{{{
$ ghc -threaded --make -fforce-recomp iocrash.hs && ./iocrash
[1 of 1] Compiling Main             ( iocrash.hs, iocrash.o )
Linking iocrash ...
iocrash: kevent: invalid argument (Invalid argument)
iocrash: ioManagerWakeup: write: Bad file descriptor
iocrash: sendWakeup: invalid argument (Bad file descriptor)
iocrash: ioManagerDie: write: Bad file descriptor
}}}

This isn't fully deterministic.  Removing the ""+ 100"" results in the crash happening only some of the time on my system.",bug,closed,high,7.4.3,Runtime System,7.2.1,duplicate,,carlhowells johan.tibell@… anton.nik@…,MacOS X,x86_64 (amd64),None/Unknown,Unknown,,,,