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Re: Segmentation fault after upgrading to 1.5.18-1

From: Jason Tishler <jason(at)tishler(dot)net>
To: pgsql-cygwin(at)postgresql(dot)org
Subject: Re: Segmentation fault after upgrading to 1.5.18-1
Date: 2005-08-08 12:22:47
Message-ID: 20050808122247.GA2000@tishler.net (view raw or flat)
Thread:
Lists: pgsql-cygwin
On Sun, Aug 07, 2005 at 11:23:33AM -0400, Jason Tishler wrote:
> On Mon, Jul 11, 2005 at 09:32:26AM -0400, Jason Tishler wrote:
> > On Sat, Jul 09, 2005 at 10:17:55AM +0000, Sebastiano Pilla wrote:
> > > Hi, yesterday I upgraded my cygwin on Windows XP to the 1.5.18-1
> > > version, and now the previously installed postmaster (7.4.5-1)
> > > doesn't start anymore. It was working fine before the upgrade.
> > > 
> > > [snip]
> > > 
> > > And here's the stackdump:
> > > 
> > > admin(at)DATA ~
> > > $ cat postgres.exe.stackdump
> > > Exception: STATUS_ACCESS_VIOLATION at eip=610028AA
> > > eax=00000000 ebx=61258F10 ecx=00000030 edx=000001A8 esi=000001A8
> > > edi=61259000 ebp=0022E948 esp=0022E910
> > > program=D:\cygwin\bin\postgres.exe, pid 3672, thread main
> > > cs=001B ds=0023 es=0023 fs=003B gs=0000 ss=0023
> > > Stack trace:
> > > Frame     Function  Args
> > > 0022E948  610028AA  (00000000, 61258D10, 0022E978, 6101F5E8)
> > 
> > The above indicates that PostgreSQL is crashing inside of the Cygwin
> > DLL.  Unfortunately, one cannot conclude whether the bug is in Cygwin
> > or PostgreSQL without further debugging.  FWIW, Cygwin 1.5.18-1 has a
> > newer version of Doug's Lea malloc which is more sensitive to problem
> > like double-free errors.  See the Cygwin mailing list for more
> > details, if interested.
> 
> The above problem should be fixed in the latest Cygwin snapshot:
> 
>     http://cygwin.com/ml/cygwin/2005-08/msg00249.html
> 
> Is someone willing to download the 2005-Aug-06 snapshot:
> 
>     http://cygwin.com/snapshots/
> 
> try it, and report back to the list?

Someone on the Cygwin mailing list was:

    http://cygwin.com/ml/cygwin/2005-08/msg00279.html

Jason

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