pure-ftpd fatal error in forked process - fork: can't reserve memory for parent Cygwin x86 Operating Systems

Marco Atzeri marco.atzeri@gmail.com
Tue Nov 15 15:03:00 GMT 2016

On 15/11/2016 08:33, OwN-3m-All wrote:
> Hi,
> Has anyone else run into this issue when trying to get pure-ftpd to work?
> ./pure-ftpd.exe
>       9 [main] pure-ftpd 3032 C:\OGP\usr\sbin\pure-ftpd.exe: *** fatal
> error in forked process - fork: can't reserve memory for parent stack
> 0x1B0000 - 0x3B0000, (child has 0x140000 - 0x340000), Win32 error 487
>    1022 [main] pure-ftpd 3032 cygwin_exception::open_stackdumpfile:
> Dumping stack trace to pure-ftpd.exe.stackdump
>       9 [main] pure-ftpd 2936 fork: child -1 - forked process 3032
> died unexpectedly, retry 0, exit code 0x100, errno 11
> Full stack trace from log:
> Stack trace:
> Frame     Function  Args
> 0033F9F0  7744D2E9 (7FFD9000, 77A16100, 00000000, 00000000)
> 0033FA30  778B1603 (00AD1000, 7FFD9000, FFFFFFFF, 77917B2E)
> 0033FA48  778B15D6 (00AD1000, 7FFD9000, 00000000, 00000000)
> End of stack trace
> I get the reserve memory error when a FTP connection to pure-ftpd is
> opened.  pure-ftpd immediately crashes with the above error and the
> FTP connection is never established.  I have installed pure-ftpd the
> same way on a Windows Server 2008 SP2 x86 instance and a Windows 7 x86
> instance.  I run into the same error on each, and each machine has
> plenty of RAM available.  Other packages aren't doing this.  It
> happens with the built-in anonymous user along with any new users that
> eventually are added in /etc/pureftpd.passwd
> Setup.exe version 2.876 (32 bit)
> pure-ftpd version installed is 1.0.43-1

How are you running pure-ftpd ?
Do you have problem with normal users ?

It may be a problem of authorization to change user owner for the process.

> Anyone have any clue what the issue is?  There is no log entry in
> /var/log and I see pure-ftpd.exe running as a process... it just
> crashes every time a connection is opened.
> Thanks
> OwN

Please attach the cygcheck.out.

PS:  I can not follow up the matter in detail until next week.


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