[GHC] #9045: threads006: internal error: scavenge_stack: weird activation record found on stack: 415597384

[GHC]

#9045: threads006: internal error: scavenge_stack: weird activation record found
on stack: 415597384
------------------------------------+-------------------------------------
       Reporter:  simonmar          |             Owner:  simonmar
           Type:  bug               |            Status:  new
       Priority:  highest           |         Milestone:  7.8.3
      Component:  Runtime System    |           Version:  7.8.2
       Keywords:                    |  Operating System:  Unknown/Multiple
   Architecture:  Unknown/Multiple  |   Type of failure:  Runtime crash
     Difficulty:  Unknown           |         Test Case:
     Blocked By:                    |          Blocking:
Related Tickets:  #8866             |
------------------------------------+-------------------------------------
 Found this while working on something else.  This is a real bug that can
 cause random `scavenge_stack` failures at runtime, and could be the cause
 of #8866.  I have a fix on the way...

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9045>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler