[GHC] #9722: ghcirun004 intermittently fails with ghc: ioManagerWakeup: write: Bad file descriptor

[GHC]

#9722: ghcirun004 intermittently fails with ghc: ioManagerWakeup: write: Bad file
descriptor
-------------------------------------+-------------------------------------
              Reporter:  ezyang      |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  highest     |        Milestone:  7.10.1
             Component:  GHCi        |          Version:  7.9
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:  Runtime     |       Blocked By:
  crash                              |  Related Tickets:
             Test Case:  ghcirun004  |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------

Comment (by ezyang):

 I haven't seen this bug recently, but I don't see any commits which might
 have solved it.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9722#comment:8>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler