kern/116837: ifconfig tunX destroy: panic
Jonathan Pascal
jkpyvxmzsa at mailinator.com
Tue Oct 2 10:30:07 PDT 2007
>Number: 116837
>Category: kern
>Synopsis: ifconfig tunX destroy: panic
>Confidential: no
>Severity: serious
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Oct 02 17:30:06 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator: Jonathan Pascal
>Release: -CURRENT as of 2007-09-29
>Organization:
>Environment:
FreeBSD box 7.0-CURRENT FreeBSD 7.0-CURRENT #4: Sat Sep 29 19:41:37 CEST 2007 root at box:/usr/obj/usr/src/sys/CURRENT_STARLIGHT i386
>Description:
Destroying a tun device while a process is using it via /dev/tunX leads to a kernel panic.
>How-To-Repeat:
# cat < /dev/tun0 > /dev/tun0 &
# ifconfig tun0 destroy
panic: tununits is out of sync - unit 0
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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