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Date: Wed, 30 Mar 2005 19:24:47 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: What to do with "*** recreate_mmaps_after_fork_failed" ?
Message-ID: <20050330172447.GD7144@cygbert.vinschen.de>
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References: <057401c53544$93402530$6508a8c0 AT robinson DOT cam DOT ac DOT uk> <20050330165502 DOT GB7144 AT cygbert DOT vinschen DOT de> <061501c5354c$03310ce0$6508a8c0 AT robinson DOT cam DOT ac DOT uk>
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On Mar 30 18:14, Max Bowsher wrote:
> Corinna Vinschen wrote:
> >On Mar 30 17:21, Max Bowsher wrote:
> >>I ran into a DLL base address problem, and rebased.
> >>
> >>However, instead of fixing this, rebasing just changed the error message 
> >>to
> >>this:
> >>
> >>     4 [main] ruby 2652 fhandler_disk_file::fixup_mmap_after_fork:
> >>requested 0x3F0000 != 0x0 mem alloc base 0x2F0000, state 0x1000, size
> >>12288, Win32 error 487
> >>M:\cygwin\bin\ruby.exe (2652): *** recreate_mmaps_after_fork_failed
> >>     3 [main] ruby 2716 fork_parent: child 2652 died waiting for dll
> >>loading
> >>/home/max/devel/subversion/trunk/subversion/bindings/swig/ruby/test/util.rb:48:
> >>[BUG] rb_sys_fail(fork(2)) - errno == 0
> >>ruby 1.8.2 (2004-12-25) [i386-cygwin]
> >>
> >>
> >>How should I proceed?
> >
> >Debugging?  Just an idea...
> 
> Any hints?

Sure.  Just read src/winsup/cygwin/how-to-debug-cygwin.txt.

If the mmaps couldn't be recreated then very likely because a DLL has been
loaded to this memory area.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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