Date: Tue, 2 Oct 2007 00:10:07 GMT From: Warren Block <wblock@wonkity.com> To: freebsd-bugs@FreeBSD.org Subject: Re: misc/116722: ntpd core dumps if hostnames are not specifed with "-4" option Message-ID: <200710020010.l920A7gY007479@freefall.freebsd.org>
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The following reply was made to PR bin/116722; it has been noted by GNATS.
From: Warren Block <wblock@wonkity.com>
To: Remko Lodder <remko@FreeBSD.org>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: misc/116722: ntpd core dumps if hostnames are not specifed with
"-4" option
Date: Mon, 1 Oct 2007 17:49:19 -0600 (MDT)
On Sat, 29 Sep 2007, Remko Lodder wrote:
> Hello, can you do some debugging on the core dump? This might tell us
> what is going on more specifically.
speedy% gdb /usr/sbin/ntpd ntpd.core
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This GDB was configured as "i386-marcel-freebsd"...
Core was generated by `ntpd'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /lib/libm.so.4...done.
Loaded symbols for /lib/libm.so.4
Reading symbols from /lib/libmd.so.3...done.
Loaded symbols for /lib/libmd.so.3
Reading symbols from /lib/libcrypto.so.4...done.
Loaded symbols for /lib/libcrypto.so.4
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0 0x08057520 in sendpkt (dest=0x808c588, inter=0x0, ttl=0, pkt=0xbfbfe4f0, len=48)
at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntp_io.c:1377
1377 switch (inter->sin.ss_family) {
(gdb) bt
#0 0x08057520 in sendpkt (dest=0x808c588, inter=0x0, ttl=0, pkt=0xbfbfe4f0, len=48)
at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntp_io.c:1377
#1 0x0805eb59 in transmit (peer=0x808c588) at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntp_proto.c:2354
#2 0x080664ad in timer () at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntp_timer.c:289
#3 0x080676ff in ntpdmain (argc=0, argv=0xbfbfeab0) at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntpd.c:1032
#4 0x080677e7 in main (argc=8, argv=0xbfbfebc8) at /usr/src/usr.sbin/ntp/ntpd/../../../contrib/ntp/ntpd/ntpd.c:234
(gdb) l
234 return ntpdmain(argc, argv);
235 }
236 #endif
237 #endif /* SIM */
238
239 #ifdef _AIX
240 /*
241 * OK. AIX is different than solaris in how it implements plock().
242 * If you do NOT adjust the stack limit, you will get the MAXIMUM
243 * stack size allocated and PINNED with you program. To check the
(gdb)
-Warren Block * Rapid City, South Dakota USA
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