Mail Archives: cygwin/2006/06/04/18:18:25
Robin Walker wrote:
> I have a system with Cygwin sshd installed that refuses to accept
> connections. sshd is running and listening on port 22.
>
> In the Windows Application Log there are, for each failed connection
> attempt, entries of the form:
>
> sshd: PID xxxx: fatal: fork of unprivileged child failed.
>
> In sshd.log there are entries of the form:
>
> 1893 [main] sshd 7720 C:\cygwin\usr\sbin\sshd.exe: *** fatal error -
> recreate_mmaps_after_fork_failed
> 9 [main] sshd 6788 child_copy: stack write copy failed,
> 0x23DDA0..0x240000, done 0, windows pid 2350292, Win32 error 5
> 7 [main] sshd 6344 fhandler_dev_zero::fixup_mmap_after_fork:
> requested 0x3F0000 != 0x0 mem alloc base 0x3F0000, state 0x1000, size
> 4096, Win32 error 487
> 2029 [main] sshd 6344 C:\cygwin\usr\sbin\sshd.exe: *** fatal error -
> recreate_mmaps_after_fork_failed
> 8 [main] sshd 7868 child_copy: stack write copy failed,
> 0x23DDA0..0x240000, done 0, windows pid 2350292, Win32 error 5
> 6 [main] sshd 6872 fhandler_dev_zero::fixup_mmap_after_fork:
> requested 0x3F0000 != 0x0 mem alloc base 0x3F0000, state 0x1000, size
> 4096, Win32 error 487
> 2487 [main] sshd 6872 C:\cygwin\usr\sbin\sshd.exe: *** fatal error -
> recreate_mmaps_after_fork_failed
> 10 [main] sshd 6336 child_copy: stack write copy failed,
> 0x23DDA0..0x240000, done 0, windows pid 2350292, Win32 error 5
>
>
> Attempts by client ssh programs to connect are given:
> Read from socket failed: Connection reset by peer
>
> This happens even for ssh 127.0.0.1 on the server itself.
>
> What do I need to do to get this sshd working?
>
> The first time this fault ever occurred on this system, a "rebaseall"
> cured it. But the fault has returned some months later, and a
> "rebaseall" no longer fixes it.
>
Did you try a recent snapshot? Otherwise, let's start back at the beginning.
Please read and follow the problem reporting guidelines found at:
<http://cygwin.com/problems.html>
Think about things that have changed about the time things stopped working
for you. This includes things both a part of and external to Cygwin.
--
Larry Hall http://www.rfk.com
RFK Partners, Inc. (508) 893-9779 - RFK Office
838 Washington Street (508) 893-9889 - FAX
Holliston, MA 01746
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