fork problem on latest cygwin CVS

Tue Nov 15 15:05:00 GMT 2011

On 11/14/2011 6:11 PM, Christopher Faylor wrote:
> FYI, the last thing any developer wants to hear after a major code
> change is a generic "It's broke" report with no details and no way to
> duplicate the problem. A stack trace from a home-grown version of
> cygwin1.dll is not a detail. It's meaningless unless the addresses are
> decoded.
>> cgf

Ok,
rewinding to step 1
I simplified the test case to a short one, involving just 1 make call,
using your snapshot
$ uname -a
CYGWIN_NT-6.1-WOW64 MARCOATZERI 1.7.10s(0.255/5/3) 20111114 02:01:52 
i686 Cygwin
please find it on:
http://matzeri.altervista.org/works/test_case/
calling
 make oct-conf.h
produces:
--------------------------------------------------------------------
making oct-conf.h from oct-conf.h.in
 0 [main] sh 4636 E:\cygwin\bin\sh.exe: *** fatal error in forked 
process - fork: can't commit memory for stack 0x28C000(81920), Win32 
error 487
Stack trace:
Frame Function Args
0028EBB8 6102B30B (0028EBB8, 00000000, 00000000, 00000000)
0028EEA8 6102B30B (61192F60, 00008000, 00000000, 61194A6C)
0028FED8 61005403 (61194FB0, 0028FEF4, 0028FF08, 61006BE1)
0028FEE8 61005438 (61194FB0, 0028C000, 00014000, 00000040)
0028FF08 61006BE1 (007F102E, 0028FF10, 00001F80, 037F037F)
0028FF38 61006C2D (007F102E, 00000000, 0028FF58, 00465672)
0028FF48 61006CAB (00401F10, 00000000, 0028FF88, 00401033)
0028FF58 00465672 (00401F10, 00000000, 00000000, 00000000)
0028FF88 00401033 (7EFDE000, 0028FFD4, 770A9ED2, 7EFDE000)
0028FF94 750E33CA (7EFDE000, 7660A4F7, 00000000, 00000000)
0028FFD4 770A9ED2 (00401000, 7EFDE000, 00000000, 00000000)
0028FFEC 770A9EA5 (00401000, 7EFDE000, 00000000, 78746341)
End of stack trace
 0 [main] sh 300 fork: child -1 - forked process died 
unexpectedly, retry 10, exit code 256, errno 11
/bin/sh: fork: retry: Resource temporarily unavailable
...
-----------------------------------------------------------------------
this does not happen with 20111108
Regards
Marco
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