Date: Mon, 1 Sep 1997 00:01:32 +0200 From: Andreas Klemm <andreas@klemm.gtn.com> To: Steve Passe <smp@csn.net> Cc: smp@FreeBSD.ORG Subject: Re: HEADS UP: another set of changes. Message-ID: <19970901000132.27494@klemm.gtn.com> In-Reply-To: <199708312125.PAA21626@Ilsa.StevesCafe.com>; from Steve Passe on Sun, Aug 31, 1997 at 03:25:58PM -0600 References: <19970831231130.52301@klemm.gtn.com> <199708312125.PAA21626@Ilsa.StevesCafe.com>
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On Sun, Aug 31, 1997 at 03:25:58PM -0600, Steve Passe wrote:
> Hi,
>
> > Yesterday evening and today evening my system hangs with a page fault.
> >
> > I'm on CPU#1, I need to be on CPU#0, sleeping
> > timeout waiting for CPU#0!
> > syncing disks...
> > Fatal trap 12: page fault while in kernel mode
> > cpuid=1
> > lapic.id=0
> > fault virtual address = 0x10
> > fault code = supervisor-read, page not present
> > instruction pointer = 0x8: 0xf0133110
> > stack pointer = 0x10:0xff803c5c
> > frame pointer = 0x10:0xff803c70
> > code segment = base 0x0, limit 0xfffff, type=0x1b
> > = DPL0, pres 1, def 32 1, gran 1
> > processor eflags = interrupt enabled, resume, IOPL = 0
> > current process = Idle
> > mp_lock = 01000004
> > interrupt mask = tty <- SMP: XXX
> > trap number = 12
> > panic: page fault
> > cpuid 1
> >
> > This was the output I noticed yestwerday evening.
> > Today I cvsupped newly and build a new kernel.
> > When the panic happened today at about 10pm, I compared the
> > output with that above messages I wrote down, and everything
> > is nearly the same, only the instruction stack and frame pointer
> > were about off by one or two, because of the new kernel I think.
> >
> > What do you need to have more, so that you can figure out, what's
> > going wrong ?
>
> we need a trace. also, it looks like it was shutting down when this happened?
> specifically while syncing disks. had you down a shutdown, or did this happen
> by itself?
I wasn't at the machine ... X11 was running and processes like
this:
11:59PM up 1:06, 4 users, load averages: 2.25, 2.22, 2.13
USER TTY FROM LOGIN@ IDLE WHAT
andreas v0 - 10:57PM - xinit /home/andreas/.xinitr
andreas p0 :0.0 10:57PM 8 -su (tcsh)
andreas p2 :0.0 11:26PM 32 -tcsh (tcsh)
andreas p3 :0.0 11:50PM - w
USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
root 240 52.0 0.3 388 156 con- RN 10:56PM 59:30.20 ./rc5v2
root 238 27.5 0.4 388 228 con- SN 10:56PM 61:03.27 ./rc5v2
root 1 0.0 0.1 480 44 ?? Is 12:53AM 0:00.03 /sbin/init --
root 2 0.0 0.0 0 0 ?? DL 12:53AM 0:12.60 (pagedaemon)
root 3 0.0 0.0 0 0 ?? DL 12:53AM 0:00.00 (vmdaemon)
root 4 0.0 0.0 0 0 ?? DL 12:53AM 0:02.32 (update)
root 27 0.0 0.1 32488 68 ?? Is 12:56AM 0:00.21 mfs -o noatime -s 64000 /dev/sd1s1b /tmp (mount_mfs)
root 33 0.0 0.0 204 0 ?? Is 12:56AM 0:00.00 adjkerntz -i
root 72 0.0 0.5 224 288 ?? Ds 10:56PM 0:00.33 /usr/local/bin/bisdnd
root 98 0.0 0.5 216 312 ?? Ss 10:56PM 0:00.29 syslogd
root 104 0.0 0.5 408 288 ?? Ss 10:56PM 0:00.04 named -b /etc/namedb/named.boot
root 127 0.0 0.3 192 176 ?? Is 10:56PM 0:00.05 inetd
root 129 0.0 0.4 332 228 ?? Is 10:56PM 0:00.10 cron
root 132 0.0 0.2 212 112 ?? Is 10:56PM 0:00.01 lpd
root 135 0.0 0.4 564 252 ?? Is 10:56PM 0:00.06 sendmail: accepting connections on port 25 (sendmail)
root 193 0.0 0.4 912 252 ?? Ss 10:56PM 0:00.50 /usr/local/sbin/httpd
root 206 0.0 0.2 588 92 con- I 10:56PM 0:00.03 /usr/local/sbin/rplayd
root 211 0.0 0.0 492 0 con- I 10:56PM 0:00.01 /bin/sh /usr/local/sbin/RunCache
nobody 218 0.0 1.2 1928 776 con- S 10:56PM 0:01.75 squid -sY
root 219 0.0 0.3 316 156 ?? Is 10:56PM 0:00.84 /usr/local/sbin/sshd
nobody 229 0.0 0.2 264 108 con- I 10:56PM 0:00.02 (dnsserver) (dnsserver)
nobody 237 0.0 0.2 236 104 ?? Is 10:56PM 0:00.01 /usr/local/sbin/ftpget -S 1026
nobody 246 0.0 0.1 136 52 ?? I 10:56PM 0:00.01 (unlinkd) (unlinkd)
andreas 255 0.0 0.2 808 128 v0 Is 10:56PM 0:00.33 -tcsh (tcsh)
root 256 0.0 0.2 180 96 v1 Is+ 10:56PM 0:00.02 /usr/libexec/getty Pc ttyv1
root 257 0.0 0.2 180 96 v2 Is+ 10:56PM 0:00.02 /usr/libexec/getty Pc ttyv2
root 258 0.0 0.2 180 96 v3 Is+ 10:56PM 0:00.02 /usr/libexec/getty Pc ttyv3
root 261 0.0 0.2 196 116 ?? S 10:56PM 0:00.06 (pinger) (pinger)
news 279 0.0 1.3 1580 844 ?? Is 10:56PM 0:01.90 /usr/local//etc/innd -p4 -r -i0
root 280 0.0 0.0 496 0 ?? I 10:56PM 0:00.00 /bin/sh /usr/local/etc/rc.news
root 282 0.0 0.2 512 112 ?? I 10:56PM 0:03.20 /bin/sh /usr/local/news/bin/innwatch
news 285 0.0 0.2 152 92 ?? I 10:56PM 0:00.09 /usr/local/news/bin/overchan
andreas 292 0.0 0.3 176 152 v0 I+ 10:57PM 0:00.08 xinit /home/andreas/.xinitrc -- -auth /home/andreas/.Xauthority -bpp 16
root 305 0.0 10.6 5224 6684 ?? S 10:57PM 0:14.15 X :0 -auth /home/andreas/.Xauthority -bpp 16 (XF86_SVGA)
andreas 308 0.0 0.0 500 0 v0 I 10:57PM 0:00.03 sh /home/andreas/.xinitrc
andreas 318 0.0 0.6 424 388 v0 I 10:57PM 0:00.70 /usr/X11R6/bin/afterstep
andreas 319 0.0 0.3 180 192 v0 I 10:57PM 0:00.04 /usr/X11R6/lib/X11/afterstep/Animate 8 5 /home/andreas/.steprc 0 0
andreas 320 0.0 0.4 280 252 v0 I 10:57PM 0:00.28 /usr/X11R6/lib/X11/afterstep/Wharf 10 5 /home/andreas/.steprc 0 0
andreas 321 0.0 0.2 156 108 v0 I 10:57PM 0:00.04 /usr/X11R6/lib/X11/afterstep/Audio 12 5 /home/andreas/.steprc 0 0
andreas 323 0.0 0.4 204 244 v0 S 10:57PM 0:05.98 asclock -exe xlock -12 -shape -position -1-1
andreas 325 0.0 0.6 212 340 v0 S 10:57PM 0:00.15 xbiff
andreas 327 0.0 0.6 252 352 v0 S 10:57PM 0:00.25 xload
andreas 329 0.0 0.5 208 336 v0 I 10:57PM 0:00.12 /usr/X11R6/lib/X11/afterstep/Pager 13 4 /home/andreas/.steprc 0 8 0 0
andreas 330 0.0 0.8 292 472 v0 I 10:57PM 0:00.17 xpostit -T xpostit
root 337 0.0 1.0 744 656 v0 I 10:57PM 0:00.71 xterm -e su -
root 339 0.0 0.6 1084 388 p0 Is+ 10:57PM 0:00.60 -su (tcsh)
root 381 0.0 1.2 256 744 p0 S 10:57PM 0:00.23 xconsole
root 1631 0.0 0.5 344 300 ?? Ss 11:00PM 0:00.20 nmbd
nobody 1656 0.0 0.5 976 308 ?? I 11:03PM 0:00.06 /usr/local/sbin/httpd
root 2399 0.0 1.0 744 600 v0 I 11:26PM 0:00.16 xterm
andreas 2400 0.0 0.3 808 164 p2 Is+ 11:26PM 0:00.24 -tcsh (tcsh)
andreas 2408 0.0 4.6 14804 2912 v0 I 11:26PM 0:04.01 /usr/local/lib/netscape/netscape.bin
andreas 2410 0.0 0.6 10844 360 v0 I 11:26PM 0:00.09 (dns helper) (netscape.bin)
nobody 2415 0.0 0.5 972 308 ?? I 11:27PM 0:00.02 /usr/local/sbin/httpd
nobody 2418 0.0 0.4 912 252 ?? I 11:27PM 0:00.00 /usr/local/sbin/httpd
root 3388 0.0 2.6 508 1624 v0 S 11:50PM 0:00.35 xterm -e mutt
andreas 3389 0.0 1.4 700 852 p3 Is+ 11:50PM 0:00.23 mutt
root 3671 0.0 0.0 172 12 ?? I 11:58PM 0:00.00 sleep 600
andreas 3672 0.0 0.3 496 172 p3 I+ 11:58PM 0:00.01 sh -c /usr/bin/vi '/tmp/mutt-titan-3389-2'
andreas 3673 0.0 1.2 676 736 p3 S+ 11:58PM 0:00.17 /usr/bin/vi /tmp/mutt-titan-3389-2
andreas 3679 0.0 1.4 744 900 p3 S+ 11:59PM 0:00.17 tcsh -c ps -axuww
andreas 3680 0.0 0.0 0 0 p3 Z+ - 0:00.00 (vi)
andreas 3683 0.0 0.5 672 304 p3 R+ 11:59PM 0:00.00 ps -axuww
root 0 0.0 0.0 0 0 ?? DLs 12:53AM 0:00.01 (swapper)
When I turned on the monitor I only saw the panic after it happened ....
So what now, do I need a serial console, because I always
run X11 or do I have to simply compile DDB into the kernel ???
Ot additionally config -g ???
Andreas ///
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