kern/123363: page fault on ppp start if tun0 doesn't exist
Justin Jon L. Jereza
justinjereza at gmail.com
Sat May 3 10:40:01 UTC 2008
>Number: 123363
>Category: kern
>Synopsis: page fault on ppp start if tun0 doesn't exist
>Confidential: no
>Severity: serious
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat May 03 10:40:00 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator: Justin Jon L. Jereza
>Release: FreeBSD 7.0-RELEASE-p1 i386
>Organization:
None
>Environment:
System: FreeBSD apollo.mainstreetph.dnsalias.com 7.0-RELEASE-p1 FreeBSD 7.0-RELEASE-p1 #0: Mon Apr 28 02:31:01 PHT 2008 root at apollo.mainstreetph.dnsalias.com:/usr/obj/usr/src/sys/APOLLO i386
>Description:
When ppp is configured to use PPPoE and the tun0 interface doesn't exist, kernel panics with a page fault.
Kernel dump and configuration file is available at http://mainstreetph.dnsalias.com/~justin/crash/
NOTE: web server may not be up at all times
>How-To-Repeat:
# /etc/rc.d/ppp stop
# ifconfig tun0 destroy
# /etc/rc.d/ppp start
>Fix:
Don't destroy tun0 interface.
>Release-Note:
>Audit-Trail:
>Unformatted:
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