www.microsoft.com (currently) has 12 DNS A records.
More than 10 breaks the old resolver routines.
This does not affect 4.1.4 and later.
General consensus was to install the latest libc
jumbo patch.
4.1.3: 100891
4.1.3_U1: 101558
Thanks to those who responded:
Reto Lichtensteiger <rali@meitca.com>
Don Lewis <Don.Lewis@tsc.tdk.com>
john heasley <heas@teleport.com>
Michael Gordon <M.F.Gordon@ee.ed.ac.uk>
Frank Pardo <fpardo@garcia.tisny.com>
Michael Maciolek <mikem@centerline.com>
David Morgan edl/sx x4427 <etlddmn@etlxdmx.ericsson.se>
- Christopher
===============
Original query:
===============
On Thu, 18 Jul 1996, Christopher M. Chin wrote:
> Date: Thu, 18 Jul 1996 13:28:17 -0700 (PDT)
> From: "Christopher M. Chin" <chris@Advent.COM>
> To: Sun Managers Mailing List <sun-managers@ra.mcs.anl.gov>
> Subject: SIGSEGV pinging to microsoft from 4.1.3, 4.1.3_U1
>
> Hello, fellow sun-managers,
>
> When trying to ping to a select site, in this case,
> www.microsoft.com, I get a segmentation fault when
> pinging by name. I CAN ping other sites by name.
> I can also ping www.microsoft.com by IP address:
>
>
> pippin:/home/chris> ping ack.berkeley.edu
> ack.berkeley.edu is alive
> pippin:/home/chris> ping www.microsoft.com
> Segmentation fault
> pippin:/home/chris> nslookup ack.berkeley.edu
> Server: ns1.Advent.COM
> Address: 204.243.141.2
>
> Non-authoritative answer:
> Name: ack.berkeley.edu
> Address: 128.32.206.66
>
> pippin:/home/chris> nslookup www.microsoft.com
> Server: ns1.Advent.COM
> Address: 204.243.141.2
>
> Non-authoritative answer:
> Name: www.microsoft.com
> Address: 198.105.232.7
>
> pippin:/home/chris> ping 198.105.232.7
> 198.105.232.7 is alive
> pippin:/home/chris> ping www.microsoft.com
> Segmentation fault
> pippin:/home/chris> uname -r
> 4.1.3_U1
>
>
> This is currently happening to all my machines that are
> SunOS 4.1.3 or 4.1.3_U1. My 4.1.4 and Solaris 2.x machines
> seem to be immune.
>
> Unfortunately, even a trace does not seem to provide much
> information. From the failing ping:
>
> [. . .]
>
> sendto (3, "".., 92, 0, 0x9170, 16) = 92
> getdtablesize () = 64
> select (64, 0xeffff6d8, 0, 0, 0xeffff748) = 1
> recvfrom (3, "".., 1600, 0, 0xeffff6c4, 0xeffff6d4) = 416
> brk (0xab70) = 0
> gettimeofday (0xeffff860, 0xeffff858) = 0
> - SIGSEGV (11)
>
>
> Now from the successful ping:
>
> [. . .]
>
> sendto (3, "".., 88, 0, 0x9170, 16) = 88
> getdtablesize () = 64
> select (64, 0xeffff6d8, 0, 0, 0xeffff748) = 1
> recvfrom (3, "".., 1600, 0, 0xeffff6c4, 0xeffff6d4) = 96
> gettimeofday (0xeffff860, 0xeffff858) = 0
> getpid () = 16017
> socket (2, 3, 1) = -1 EACCES (Permission denied)
> writev (2, 0xeffff850, 4) = ping: socket: Permission denied
> 32
> close (0) = 0
> close (1) = 0
> close (2) = 0
> exit (5) = ?
>
> I thought our primary nameserver might have been involved
> somehow, but I tried reloading, and even restarting, our
> nameserver, ... to no avail. I tried pointing the machines'
> resolv.conf files to other nameservers, but that didn't
> seem to help either. Doesn't hurt to rule out a long shot.
>
> Has anyone else had similar experiences?
> Am I missing something?
>
> Thanks,
> - Christopher
>
> ==========================================================================
> Christopher M. Chin (415) 543-7696 (voice)
> UNIX/Network Administrator (415) 896-1327 (fax)
> Advent Software, Inc.
> 301 Brannan Street chris@Advent.COM
> San Francisco, CA 94107-1849
> ==========================================================================
>
>
>
>
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