Process Table Corrupt?
Roland Schemers III
schemers at vela.acs.oakland.edu
Fri Nov 9 01:43:19 AEST 1990
Hello! We have a VAX 6000/310 running Ultrix 4.0 (rev 179), and
twice since we have installed it in Augest the process table has
become corrupt! A bunch of system processes were all of a sudden
owned by a student (different student in both cases)! Here is
the abbreviated output of ps:
USER PID %CPU %MEM SZ RSS TT STAT TIME COMMAND
schemers 27280 20.6 0.8 498 350 p3 R 0:00 ps -guax
jfhumphr 27066 12.8 0.1 107 52 14 R 0:09 /etc/syslog
jfhumphr 27286 1.5 0.1 31 16 14 S 0:00 sh /bin/machine
jfhumphr 26940 1.2 0.6 301 251 14 I 0:03 init
daemon 10800 0.8 0.1 123 60 ? S 0:53 /etc/syslog
jfhumphr 27182 0.7 0.2 237 73 14 S 0:00 -csh (csh)
schemers 14603 0.6 0.3 187 143 p3 S 0:02 -ksh (ksh)
root 1 0.3 0.6 301 251 ? S 5:38 init
jfhumphr 27137 0.3 0.0 6 3 14 S 0:00 /etc/update
jfhumphr 27254 0.2 0.1 143 41 14 I 0:00 - H tty50 (getty)
schemers 27014 0.2 0.8 500 356 p3 T 0:01 ps -guax
jfhumphr 27253 0.2 0.1 143 41 14 I 0:00 - H tty49 (getty)
jfhumphr 27251 0.2 0.1 143 41 14 I 0:00 - H tty47 (getty)
jfhumphr 27248 0.2 0.1 143 41 14 I 0:00 - H tty45 (getty)
root 10834 0.2 0.0 6 3 ? I 1:09 /etc/update
jfhumphr 27252 0.2 0.1 143 41 14 I 0:00 - H tty48 (getty)
jfhumphr 27238 0.1 0.1 143 41 14 I 0:00 - H tty38 (getty)
jfhumphr 27140 0.0 0.1 39 17 14 S 0:00 /etc/cron
jfhumphr 27177 0.0 0.1 143 41 14 S 0:00 - H tty10 (getty)
jfhumphr 27174 0.0 0.1 143 41 14 S 0:00 - std.9600 console (getty)
jfhumphr 26838 0.0 0.2 237 73 14 I 0:00 -csh (csh)
root 10841 0.0 0.2 117 83 ? I 0:05 /etc/inetd
jfhumphr 27055 0.0 0.1 54 28 14 I 0:00 /usr/etc/rwalld
root 10837 0.0 0.1 39 17 ? S 0:02 /etc/cron
Its seems that for every process that was owned by this
student (jfhumphr), there was also one still owned by root.
There were 2 crons, 2 updates, about 30 or 50 gettys each.
Has anyone seen this problem before? Just checking before
I call DEC.
Roland
--
Roland J. Schemers III Systems Programmer
schemers at vela.acs.oakland.edu (Ultrix) Oakland University
schemers at argo.acs.oakland.edu (VMS) Rochester, MI 48309-4401
~Disclaimer::Disclaimer() { reboot(RB_HALT); } (313)-370-4323
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