i386/68514: Realtek driver halts on oversized frames

[isao harada]

>Number:         68514
>Category:       i386
>Synopsis:       Realtek driver halts on oversized frames
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jun 30 14:20:13 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator:     isao harada
>Release:        FreeBSD 5.2.1-RELEASE
>Organization:
none
>Environment:
FreeBSD knifeserver 5.2.1-RELEASE FreeBSD 5.2.1-RELEASE #0: Mon Feb 23 20:45:55
GMT 2004     root at wv1u.btc.adaptec.com:/usr/obj/usr/src/sys/GENERIC  i386 
>Description:
The machine is a web server(apache 2.0.49).
The problem happens randomly.

This problem as same as kern/63190 maybe.

Jun 15 21:26:15 knifeserver kernel: re0: discard oversize frame (ether type 38a9
 flags 3 len 1603 > max 1514)
Jun 28 23:14:28 knifeserver kernel: re0: discard oversize frame (ether type 800
flags 3 len 1568 > max 1514)
Jun 28 23:14:28 knifeserver kernel: re0: discard oversize frame (ether type 800
flags 3 len 1622 > max 1514)

>How-To-Repeat:
ping -s 2000 <ip>
using "re" eth driver

>Fix:
the problem looks like as below.

http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/55542


>Release-Note:
>Audit-Trail:
>Unformatted: