kern/138135: truncated-ip - 2 bytes missing! on fxp(4)

Tom Müller-Kortkamp tmueko at kommunity.net
Mon Aug 24 12:20:02 UTC 2009


>Number:         138135
>Category:       kern
>Synopsis:       truncated-ip - 2 bytes missing! on fxp(4)
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Aug 24 12:20:01 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     Tom Müller-Kortkamp
>Release:        RELENG_7_2 RELENG_7
>Organization:
kommunity GmbH & Co. KG
>Environment:
FreeBSD  7.2-STABLE FreeBSD 7.2-STABLE #0: Mon Aug 24 12:17:25 CEST 2009     root at baal2.kommunity.net:/usr/obj/nanobsd.nexgate/usr/src/sys/nexgate  i3
86
>Description:
I tested with GENERIC kernel also. I tested with nanoBSD (FreeBSD-7.2-p) and STABLE:

Hardware ist a Nexgate-NSA 1080 with 8x10/100 Ethernet fxp(4).

fxp0 is working ((82559ER)
fxp1 through fxp7 is NOT working(8255xER/IT)

tcpdump: listening on fxp3, link-type EN10MB (Ethernet), capture size 65535 bytes
13:58:05.210380 IP truncated-ip - 2 bytes missing! (tos 0x0, ttl 64, id 1528, offset 0, flags [none], proto ICMP (1), length 84) 192.168.0.236 > 192.1
68.0.4: ICMP echo request, id 31279, seq 0, length 64
        0x0000:  4500 0054 05f8 0000 4001 f270 c0a8 00ec  E..T.... at ..p....
        0x0010:  c0a8 0004 0800 408d 7a2f 0000 c180 924a  ...... at .z/.....J
        0x0020:  f374 0b00 0809 0a0b 0c0d 0e0f 1011 1213  .t..............
        0x0030:  1415 1617 1819 1a1b 1c1d 1e1f 2021 2223  .............!"#
        0x0040:  2425 2627 2829 2a2b 2c2d 2e2f 3031 3233  $%&'()*+,-./0123
        0x0050:  3435                                     45

fxp0 at pci0:1:8:0:        class=0x020000 card=0x30118086 chip=0x24498086 rev=0x03 hdr=0x00
    vendor     = 'Intel Corporation'
    device     = '82559ER Integrated 10Base-T/100Base-TX Ethernet Controller (82559ER)'
    class      = network
    subclass   = ethernet

fxp6 at pci0:1:14:0:       class=0x020000 card=0x000c8086 chip=0x12098086 rev=0x09 hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Fast Ethernet Controller (8255xER/IT)'
    class      = network
    subclass   = ethernet

>How-To-Repeat:

>Fix:
Downgrade to RELENG_6

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


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