kern/20958: please reopen this PR

[Alexey Vlasov]

On Sat, Sep 15, 2012 at 01:37:54PM +0200, Julian H. Stacey wrote:
> http://www.freebsd.org/cgi/query-pr.cgi?pr=kern%2F20958&cat=
> > 
> > The bug described by Julian is in every detail similar to the one in the
> > last FreeBSD (9.0-RELEASE-p4) version and repeats 100% by the system downloading.
> > If it's needed I can give you all the commands responsible for that
> > problem though they are completely similar to the commands described in
> > PR.

Here goes how it looks like.
Booting:
==========
Setting hostname: castor.corp.
Starting Network: lo0 de0.
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
        options=3<RXCSUM,TXCSUM>
        inet6 ::1 prefixlen 128
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2
        inet 127.0.0.1 netmask 0xff000000
        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
de0: flags=8c43<UP,BROADCAST,RUNNING,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
        ether 00:15:5d:bc:8d:de
        inet xx.xxx.229.193 netmask 0xfffffe00 broadcast xx.xxx.229.255
        inet6 fe80::215:5dff:febc:8dde%de0 prefixlen 64 scopeid 0x1
        inet 192.168.100.11 netmask 0xffffff00 broadcast 192.168.100.255
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        media: Ethernet autoselect (100baseTX)
        status: active
Starting devd.
add net default: gateway xx.xxx.228.1
add net ::ffff:0.0.0.0: gateway ::1
add net ::0.0.0.0: gateway ::1
add net fe80::: gateway ::1
add net ff02::: gateway ::1
ELF ldconfig path ...
...
FreeBSD/i386 (castor.corp.) (ttyv0)
login:
==========

Logging in and ping:
# ping 69.147.83.40
PING 69.147.83.40 (69.147.83.40): 56 data bytes

--- 69.147.83.40 ping statistics ---
2 packets transmitted, 0 packets received, 100.0% packet loss

# ifconfig de0
de0: flags=8c43<UP,BROADCAST,RUNNING,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
        ether 00:15:5d:bc:8d:de
        inet xx.xxx.229.193 netmask 0xfffffe00 broadcast xx.xxx.229.255
        inet6 fe80::215:5dff:febc:8dde%de0 prefixlen 64 scopeid 0x1
        inet 192.168.100.11 netmask 0xffffff00 broadcast 192.168.100.255
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        media: Ethernet autoselect (100baseTX)
        status: active

Here's the flag OACTIVITY. The network isn't working.

Typing:
# ifconfig de0 down && ifconfig de0 up
And here it goes, tha flag OACTIVITY is gone and the network is working perfectly.

de0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        ether 00:15:5d:bc:8d:de
        inet xx.xxx.229.193 netmask 0xfffffe00 broadcast xx.xxx.229.255
        inet6 fe80::215:5dff:febc:8dde%de0 prefixlen 64 scopeid 0x1
        inet 192.168.100.11 netmask 0xffffff00 broadcast 192.168.100.255
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        media: Ethernet autoselect (100baseTX)
        status: active

# ping 69.147.83.40
PING 69.147.83.40 (69.147.83.40): 56 data bytes
64 bytes from 69.147.83.40: icmp_seq=0 ttl=42 time=254.432 ms
64 bytes from 69.147.83.40: icmp_seq=1 ttl=42 time=251.250 ms
^C
--- 69.147.83.40 ping statistics ---
2 packets transmitted, 2 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 251.250/252.841/254.432/1.591 ms

# uname -r
9.0-RELEASE-p4

-- 
BRGDS. Alexey Vlasov.