Red Hat Bugzilla – Bug 5203
Illegal instruction in in endservent ()
Last modified: 2008-05-01 11:37:51 EDT
nslookup and other related tools (host, named) either lockup
(require kill -9) or core dump with Illegal instruction
Output of gdb /usr/bin/nslookup core
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This GDB was configured as "i386-redhat-linux"...(no
debugging symbols found)...
Core was generated by `nslookup'.
Program terminated with signal 4, Illegal instruction.
Reading symbols from /lib/libc.so.6...done.
Reading symbols from /lib/ld-linux.so.2...done.
#0 0x8059c47 in endservent ()
I installed RedHat on a pentium, but when copied to am AMD
386, it causes problems. I think the problem is libc
related, somewhere in name resolution.
The CPU does suffer from the popd bug.. here is dmesg
Linux version 2.2.5-15 (email@example.com) (gcc
version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)
) #1 Mon Apr 19 21:39:28 EDT 1999
Console: colour VGA+ 80x25
Calibrating delay loop... 7.94 BogoMIPS
Memory: 14648k/16640k available (1060k kernel code, 412k
reserved, 460k data, 60k init)
Checking if this processor honours the WP bit even in
supervisor mode... No.
VFS: Diskquotas version dquot_6.4.0 initialized
Checking 'hlt' instruction... OK.
Checking for popad bug... Buggy.
The asm command which appears to cause the problem is the
Yup. If you grab the latest bind-utils from Raw Hide it should
be fixed. The compiler was outputting 486+ instructions when it