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Message-ID: <06e501c1a2c1$3167ab30$0200a8c0@lifelesswks>
From: "Robert Collins" <robert DOT collins AT itdomain DOT com DOT au>
To: "Corinna Vinschen" <cygwin-apps AT cygwin DOT com>,
   <cygwin-apps AT sources DOT redhat DOT com>
References: <022e01c1a1b6$da6c6060$0200a8c0 AT lifelesswks> <20020121221854 DOT A23034 AT cygbert DOT vinschen DOT de>
Subject: Re: setup crashing (attn Corinna)
Date: Tue, 22 Jan 2002 08:18:37 +1100
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X-OriginalArrivalTime: 21 Jan 2002 21:20:31.0421 (UTC) FILETIME=[74BFF6D0:01C1A2C1]

Try setting MC_DEFS=-DDEBUG

in Makefile.in and do a make clean; make

That should get an earlier warning.

Rob
===
----- Original Message -----
From: "Corinna Vinschen" <cygwin-apps AT cygwin DOT com>
To: <cygwin-apps AT sources DOT redhat DOT com>
Sent: Tuesday, January 22, 2002 8:18 AM
Subject: Re: setup crashing (attn Corinna)


> On Mon, Jan 21, 2002 at 12:32:05AM +1100, Robert Collins wrote:
> > Corinna,
> >
> > Something seriously funny was going on in the C++/C runtime
interaction.
> > Rather than try and explain it, I've linked in a recent version of
Doug
> > Lea's malloc, which also had a couple of quirks, that I've
(apparently)
> > fixed.
> >
> > If you could see if the problematic site still affects you that
would be
> > great. (It doesn't affect me anymore).
> >
> > I did find some oddities, but fixing them didn't resolve the issue,
> > which is why the new malloc...
> >
> > Even once a malloc strace showed no double-frees, not delete of
new[] or
> > malloc'd data etc etc, it would still have that HEAP error. *shrug*.
>
> Unfortunately I have still the SEGV.  It doesn't happen anymore
> when accessing gd.tuwien.ac.at.
>
> But it happens when I'm accessing the private mirror site I'm using
> usually.  I've attached the gdb session.
>
> Corinna
>
> (gdb) r
> Starting program: /home/corinna/./setup.exe
> warning: LOG: 2 2002/01/21 22:13:12 Starting cygwin install, version
2.177
> warning: LOG: 0 Current Directory: D:\home\corinna
> warning: LOG: 2 2002/01/21 22:13:12 Command line parameters
>
> warning: LOG: 2 2002/01/21 22:13:12 0 - 'D:\home\corinna\setup.exe'
>
> warning: LOG: 2 2002/01/21 22:13:12 1 parameters passed
>
> warning: LOG: 0 source: network install
> warning: LOG: 0 root: C:/cygwin binary system
> warning: LOG: 0 Selected local directory: C:\cygwin\install
> warning: LOG: 0 net: Direct
> warning: LOG: 1 get_url_to_membuf
http://sources.redhat.com/cygwin/mirrors.lst
> warning: LOG: 0 site: ftp://gateway/cygwin
> warning: LOG: 1 get_url_to_membuf ftp://gateway/cygwin/setup.ini
> warning: LOG: 1 ftp > 220-Hello compaq.vinschen.de, there are 0 (max
3) users logged in at the moment.
> warning: LOG: 1 ftp > 220-Local time is: Mon Jan 21 22:13:24 2002
> warning: LOG: 1 ftp > 220-
> warning: LOG: 1 ftp > 220-Please use your email address as password
and NOT silly words
> warning: LOG: 1 ftp > 220-like "mozilla@" or "WWWuser@", as some Web
browsers do!
> warning: LOG: 1 ftp > 220-
> warning: LOG: 1 ftp > 220-If you have any questions concerning this
ftp archive or would
> warning: LOG: 1 ftp > 220-like to announce your uploads, please send a
mail to the ftp-admin
> warning: LOG: 1 ftp > 220-of this server: mh AT mike DOT franken DOT de
> warning: LOG: 1 ftp > 220-
> warning: LOG: 1 ftp > 220-All transfers are logged. If you don't like
this, disconnect now.
> warning: LOG: 1 ftp > 220-
> warning: LOG: 1 ftp > 220 aqua.hirmke.de FTP server (Version
wu-2.6.0(1) Wed Nov28 18:00:59 GMT 2001) ready.
> warning: LOG: 1 ftp > 331 Guest login ok, send your complete e-mail
address as password.
> warning: LOG: 1 ftp > 230 Guest login ok, access restrictions apply.
> warning: LOG: 1 ftp > 200 Type set to I.
> warning: LOG: 1 ftp > 227 Entering Passive Mode (192,168,129,5,131,71)
> warning: LOG: 1 ftp > 150 Opening BINARY mode data connection for
/cygwin/setup. ini (52399 bytes).
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to thread 3224.0x65c]
> 0x00425b55 in malloc (bytes=40)
>     at /home/corinna/src/cygwin/src/winsup/cinstall/dlmalloc.c:3394
> 3394          fwd->bk = victim;
> (gdb) p fwd
> $1 = 0x0
> (gdb)
>