RE: internal error: scavenge_stack: weird activation record found onstack: 0

I can't repeat this on i386-unknown-linux or x86_64-unknown-linux, with
GHC 6.4 or 6.4.1.

Wolfgang, does it happen for you?

Cheers,
        Simon

On 21 August 2005 21:24, Jason Dagit wrote:

> Hello,
> 
> I have discovered that when using forkOS and exitWith that I get the
> following error:
> hud: internal error: scavenge_stack: weird activation record found on
> stack: 0
>      Please report this as a bug to glasgow-haskell-bugs@xxxxxxxxxxx,
>      or http://www.sourceforge.net/projects/ghc/
> 
> I'm using OSX 10.4, and ghc 6.4 from darwinports.
> 
> Thanks,
> Jason
> 
> I have attached a relatively simple program that demonstrates the
> crash, here are steps to reproduce the crash:
> $ make
> ghc -threaded --make Hud.hs -o hud
> Chasing modules from: Hud.hs
> Compiling Main             ( Hud.hs, Hud.o )
> Linking ...
> ghc -threaded --make Connector.hs -o connector
> Chasing modules from: Connector.hs
> Compiling Main             ( Connector.hs, Connector.o )
> Linking ...
> [01:20 PM][dagit@lychee~/local-data/hud]
> $ hud 2000 &
> [1] 10441
> [01:20 PM][dagit@lychee~/local-data/hud]
> $ telnet localhost 2000
> Trying ::1...
> telnet: connect to address ::1: Connection refused
> Trying 127.0.0.1...
> Connected to localhost.
> Escape character is '^]'.
> Accepted on: {handle: <socket: 7>}
> changing buffering on: {handle: <socket: 7>}
> Connection from localhost on: ThreadId 4
> quit
> QuitEvent
> Connection closed by foreign host.
> [01:20 PM][dagit@lychee~/local-data/hud]
> $ hud: exit: ExitSuccess
> 
> 
> [01:20 PM][dagit@lychee~/local-data/hud]
> $ telnet localhost 2000
> Trying ::1...
> telnet: connect to address ::1: Connection refused
> Trying 127.0.0.1...
> Connected to localhost.
> Escape character is '^]'.
> Accepted on: {handle: <socket: 7>}
> changing buffering on: {handle: <socket: 7>}
> Connection from localhost on: ThreadId 5
> hud: internal error: scavenge_stack: weird activation record found on
> stack: 0
>      Please report this as a bug to glasgow-haskell-bugs@xxxxxxxxxxx,
>      or http://www.sourceforge.net/projects/ghc/
> Connection closed by foreign host.
> [1]+  Exit 254                hud 2000