[OpenAFS-port-darwin] Another vnreclaim panic?

[Lidie Steve]

I arrived this morning and the G5 had all the fans going full blast:=20
here is the panic log:


Tue Aug 10 06:08:49 2004


panic(cpu 0): vnreclaim: v_usecount
Latest stack backtrace for cpu 0:
       Backtrace:
          0x0008391C 0x00083E00 0x0001EDA4 0x000C35E0 0x000C03A4=20
0x001D3D84 0x001D3AF8 0x000DDF3C
          0x000DE1D0 0x000BE324 0x000BDD6C 0x000CA984 0x00244A94=20
0x00094400 0x90020000
Proceeding back via exception chain:
    Exception state (sv=3D0x28584000)
       PC=3D0x90010A2C; MSR=3D0x0200F030; DAR=3D0xE4CC2000; =
DSISR=3D0x42000000;=20
LR=3D0x90285B54; R1=3D0xBFFFA2E0; XCP=3D0x00000030 (0xC00 - System call)

Kernel version:
Darwin Kernel Version 7.4.0:
Wed May 12 16:58:24 PDT 2004; root:xnu/xnu-517.7.7.obj~7/RELEASE_PPC



*********


I should be running the fixed kernel module:

[lusol@Dragonfly:~] dir /var/db/openafs/etc/afs.kext/Contents/MacOS/
total 4400
drwxr-xr-x  5 root  wheel      170 28 Jun 10:28 .
drwxr-xr-x  4 root  wheel      136 24 Oct  2003 ..
lrwxr-xr-x  1 root  wheel       23 28 Jun 10:28 afs ->=20
macos-afs-kext-20040623
-rw-r--r--  1 root  wheel  1120448 28 Jun 10:28 afs.orig
-rw-r--r--  1 root  wheel  1123644 28 Jun 19:50 macos-afs-kext-20040623


The only thing of note was that yesterday I installed matlab 7.0r14 in=20=

AFS, about 1 GB of data.  I ran the app several times.  Now the=20
interesting part: I have seen Retrospect implicated in many kernel=20
panics, which all happen just as the backup job starts: from the=20
syslog:

Aug 10 01:00:04 Dragonfly GridAgent[326]: error opening connection=20
(128.180.41.168): Unable to connect: BEEPError 600 (timeout)
Aug 10 01:00:04 Dragonfly GridAgent[326]: Warning: retrying open in 300=20=

seconds
Aug 10 01:00:17 Dragonfly /Users/lusol/Private/Mac OS X Apps/Retrospect=20=

6.0/Retrospect/Contents/MacOS/Retrospect: LaunchApplication(=BF=FF=F1=D0=A0=
)
Aug 10 01:00:18 Dragonfly /Users/lusol/Private/Mac OS X Apps/Retrospect=20=

6.0/Retrospect/Contents/MacOS/Retrospect: LaunchApplication()
Aug 10 06:08:34 localhost syslogd: restart
Aug 10 06:08:34 localhost syslogd: kernel boot file is /mach_kernel
Aug 10 06:08:34 localhost kernel: standard timeslicing quantum is 10000=20=

us


The backups starts at 0100 hours, and then, bye bye...