Debian bug report logs - #1211, boring messages

Subject: Bug#1211: libc __nis_getgrnam() segfaults for dpkg when using NIS
Reply-To: Anders Chrigstrom <ac@netg.se>, debian-bugs@pixar.com
Resent-From: Anders Chrigstrom <ac@netg.se>
Resent-To: debian-devel@pixar.com
Resent-Date: Mon, 07 Aug 1995 09:03:01 GMT
Resent-Message-ID: <debian-bugs-handler.1211.080708521117384@pixar.com>
Resent-Sender: iwj10@cus.cam.ac.uk
X-Debian-PR-Package: libc
X-Debian-PR-Keywords: 
Received: via spool for debian-bugs; Mon, 07 Aug 1995 09:03:01 GMT
Received: with rfc822 via encapsulated-mail id 080708521117384;
          Mon, 07 Aug 1995 08:52:11 GMT
Received: from pixar.com by mongo.pixar.com with smtp
	(Smail3.1.28.1 #15) id m0sfNtX-00061qC; Mon, 7 Aug 95 01:50 PDT
Received: from fram.netg.se by pixar.com with SMTP id AA23593
  (5.67b/IDA-1.5 for debian-bugs-pipe@mongo.pixar.com); Mon, 7 Aug 1995 01:50:41 -0700
Received: (from ac@localhost) by fram.netg.se id KAA19969
  (8.6.12/IDA-1.6); Mon, 7 Aug 1995 10:50:36 +0200
Date: Mon, 7 Aug 1995 10:50:36 +0200 (MET DST)
From: Anders Chrigstrom <ac@netg.se>
To: Debian bugs <debian-bugs@pixar.com>
Message-Id: <Pine.LNX.3.91.950807090511.18019A-100000@fram.netg.se>
Mime-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII


Package: libc
Version: 4.6.27-5

When unpackaing packages with dpkg an NIS is turned on for groups ('+:::'
entry last in /etc/group) __nis_getgrnam() will segfault on line
grp/getgrnam.c:121. Transcript from gdb follows:
-----
bash# gdb ~ac/dpkg
GDB is free software and you are welcome to distribute copies of it
 under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for details.
GDB 4.14 (i486-debian-linux), Copyright 1995 Free Software Foundation, Inc...
(gdb) run -i es-0.84-1.deb
Starting program: /home/ac/dpkg -i es-0.84-1.deb
(Reading database ...
dpkg: serious warning: files list file for package `bison' missing,
assuming pac
kage has no files currently installed.
8671 files and directories currently installed.)
Preparing to replace es (using es-0.84-1.deb) ...
Unpacking replacement es ...

Program received signal SIGSEGV, Segmentation fault.
0x1db22 in __nis_getgrnam (name=0x5ee01 "", more_members=0x4aec0,
info=0x4aee0)
    at getgrnam.c:121
getgrnam.c:121: No such file or directory.
(gdb) bt
#0  0x1db22 in __nis_getgrnam (name=0x5ee01 "", more_members=0x4aec0,
    info=0x4aee0) at getgrnam.c:121
#1  0x1d961 in getgrnam (name=0xbffff801 "") at getgrnam.c:68
#2  0x18440 in DecodeTarHeader (block=0xbffff6d8 "", d=0xbffff6b4)
    at tarfn.c:61
#3  0x1866b in TarExtractor (userData=0x3ce2c, functions=0x6dcc) at
tarfn.c:110
#4  0x8915 in process_archive (filename=0xbffffeb5 "es-0.84-1.deb")
    at processarc.c:423
#5  0x6cbe in archivefiles (argv=0xbffffe58) at archives.c:513
#6  0x24dd in main (argc=3, argv=0xbffffe58) at main.c:262
(gdb) quit
The program is running.  Quit anyway (and kill it)? (y or n) y
bash#
-----
dpkg-0.93.67 was compiled with debugging and without optimization.

--
Anders Chrigstrom               Email: ac@netg.se
TerraTel AB                       Tfn: +46 31 28 03 73

From: iwj10@thor.cam.ac.uk (Ian Jackson)
To: Anders Chrigstrom <ac@netg.se>
Subject: Bug#1211: Acknowledgement (was: libc __nis_getgrnam() segfaults for dpkg when using NIS)
In-Reply-To: <Pine.LNX.3.91.950807090511.18019A-100000@fram.netg.se>
References: <Pine.LNX.3.91.950807090511.18019A-100000@fram.netg.se>

Thank you for the problem report you have sent regarding Debian GNU/Linux.
This is an automatically generated reply, to let you know your message has
been received.  It is being forwarded to the developers' mailing list for
their attention; they will reply in due course.

If you wish to submit further information on your problem, please send
it to debian-bugs@pixar.com, but please ensure that the Subject
line of your message starts with "Bug#1211" or "Re: Bug#1211" so that
we can identify it as relating to the same problem.

Please do not reply to the address at the top of this message,
unless you wish to report a problem with the bug-tracking system.

Ian Jackson
(maintainer, debian-bugs)