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To:	cygwin AT cygwin DOT com
Subject:	Re: cygwin 1.7.8 + 3/18/11 snapshot + git = crash
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References:	<20086 DOT 1300839850 AT freon DOT franz DOT com> <4D894DE3 DOT 4000504 AT redhat DOT com>
Comments:	In-reply-to Eric Blake <eblake AT redhat DOT com> message dated "Tue, 22 Mar 2011 19:33:23 -0600."
Date:	Wed, 23 Mar 2011 11:47:54 -0700
Message-ID:	<15117.1300906074@freon.franz.com>
From:	Kevin Layer <layer AT franz DOT com>
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Eric Blake <eblake AT redhat DOT com> wrote:

>> On 03/22/2011 06:24 PM, Kevin Layer wrote:
>> > This is on Windows 7 64-bit.
>> > 
>> > The crash at the end left an index.lock file.
>> > 
>> > Please let me know what I can do to help track down the problem.
>> 
>> It's already tracked down - it's a bug in Microsoft's winmm.dll, and the
>> latest snapshot cygwin1.dll works around it by avoiding that buggy dll.

I'm using the 3/23/11 snapshot and I just got another crash, which
looks the same:

      0 [main] git-merge-recursive 4784 C:\cygwin\lib\git-core\git-merge-recursive.exe: *** fatal error - unable to load C:\WINDOWS\system32\winmm.dll, Win32 error 487
Stack trace:
Frame     Function  Args
00229E84  6102794B  (00229E84, 00000000, 00000000, 00DFBF62)
0022A174  6102794B  (6117EC60, 00008000, 00000000, 61180997)
0022B1A4  61004F1B  (61180101, 0022B1D0, 00A70290, 00000000)
0022B404  61001756  (610EF441, 0022B430, 00A80280, 6120A220)
0022B448  6115EE2C  (6123E0E0, 0022C700, 00000000, 00000000)
0022B478  610EF7CE  (0022B4C0, 00000000, 000000F0, 00A80280)
0022B4D8  610C33B5  (0053A820, 00000000, 00000124, 00000010)
0022B4F8  00467C20  (0053A820, 00000124, 00000010, 00482D3E)
0022B528  00482F4A  (0022C664, 00000FFA, 00B90E98, 61073E46)
0022C628  0048315B  (00BF1678, 0000764A, 00000000, 00000007)
0022C688  00485A04  (00BF1678, 0000764A, 004F9642, 0022C6E8)
0022C738  004AE63D  (0022C834, 0022C7F4, 61248A84, 61248C35)
0022C8E8  004B01E7  (000081A4, 00B9EB7C, 000081A4, 00B9EB94)
0022CA98  004B0FE5  (0022CB50, 00AA9C98, 00AA9CB8, 00AA9CD8)
0022CAD8  004B1589  (0022CB50, 00A9C148, 00AA8220, 00000000)
0022CB28  004B17CC  (0022CB50, 0022CC14, 0022CC00, 00000001)
End of stack trace (more stack frames may be present)
/usr/lib/git-core/git-am: line 121:  4784 Hangup                  git-merge-recursive $orig_tree -- HEAD $his_tree
Failed to merge in the changes.
Patch failed at 0001 add regression files



Just to verify:

C:\cygwin\bin>dir cygwin1.dll
 Volume in drive C has no label.
 Volume Serial Number is E033-5FC1

 Directory of C:\cygwin\bin

03/23/2011  07:21 AM         2,665,117 cygwin1.dll
               1 File(s)      2,665,117 bytes
               0 Dir(s)  17,147,928,576 bytes free

C:\cygwin\bin>



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