Re: Network card msk0 problems

On Sun, Jul 29, 2007 at 04:59:17PM -0400, Benjamin Adams wrote:
Looks like a problem with the network card.

7.0-CURRENT-200706 FreeBSD 7.0-CURRENT-200706 #0: Thu Jun 7 21:38:42 UTC
2007 root@xxxxxxxxxxxxxxxxxxxxxx:/usr/obj/usr/src/sys/GENERIC amd64

Jul 29 16:01:55 Desktop kernel: msk0: link state changed to UP
Jul 29 16:01:58 Desktop kernel: Memory modified after free
0xffffff0052429800(2048) val=1900c0de @ 0xffffff0052429800
Jul 29 16:02:00 Desktop kernel: Memory modified after free
0xffffff0052428800(2048) val=1900c0de @ 0xffffff0052428800
Jul 29 16:02:03 Desktop kernel: Memory modified after free
0xffffff0052428000(2048) val=1900c0de @ 0xffffff0052428000
Jul 29 16:02:04 Desktop kernel: Memory modified after free
0xffffff0052427800(2048) val=1900c0de @ 0xffffff0052427800
Jul 29 16:02:05 Desktop kernel: Memory modified after free
0xffffff0052427000(2048) val=1900c0de @ 0xffffff0052427000


This only happens sometimes:
Jul 29 16:20:00 Desktop kernel: msk0: link state changed to UP
Jul 29 16:20:17 Desktop su: adamsbd to root on /dev/ttyv0
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e70000(2048) val=ffffc0de @ 0xffffff0053e70000
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e71800(2048) val=ffffc0de @ 0xffffff0053e71800
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e71000(2048) val=ffffc0de @ 0xffffff0053e71000
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e72800(2048) val=1900c0de @ 0xffffff0053e72800
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e72000(2048) val=1900c0de @ 0xffffff0053e72000
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e73800(2048) val=1900c0de @ 0xffffff0053e73800
Jul 29 16:20:38 Desktop kernel: Memory modified after free
0xffffff0053e73000(2048) val=1900c0de @ 0xffffff0053e73000
Jul 29 16:20:38 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:20:42 Desktop kernel: msk0: link state changed to UP
Jul 29 16:20:42 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:20:46 Desktop kernel: msk0: link state changed to UP
Jul 29 16:20:49 Desktop dhclient[1092]: connection closed
Jul 29 16:20:49 Desktop dhclient[1092]: exiting.
Jul 29 16:20:49 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:20:53 Desktop kernel: msk0: link state changed to UP
Jul 29 16:20:57 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:20:57 Desktop dhclient: New IP Address (msk0): 192.168.1.4
Jul 29 16:20:57 Desktop dhclient: New Subnet Mask (msk0): 255.255.255.0
Jul 29 16:20:57 Desktop dhclient: New Broadcast Address (msk0):
192.168.1.255
Jul 29 16:20:57 Desktop dhclient: New Routers (msk0): 192.168.1.1
Jul 29 16:21:01 Desktop kernel: msk0: link state changed to UP
Jul 29 16:21:07 Desktop dhclient[1126]: connection closed
Jul 29 16:21:07 Desktop dhclient[1126]: exiting.
Jul 29 16:21:18 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:21:21 Desktop kernel: msk0: link state changed to UP
Jul 29 16:21:21 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:21:26 Desktop kernel: msk0: link state changed to UP
Jul 29 16:21:29 Desktop kernel: msk0: link state changed to DOWN
Jul 29 16:21:29 Desktop dhclient: New IP Address (msk0): 192.168.1.4
Jul 29 16:21:29 Desktop dhclient: New Subnet Mask (msk0): 255.255.255.0
Jul 29 16:21:29 Desktop dhclient: New Broadcast Address (msk0):
192.168.1.255
Jul 29 16:21:29 Desktop dhclient: New Routers (msk0): 192.168.1.1
Jul 29 16:21:33 Desktop kernel: msk0: link state changed to UP

Network card:
kernel: mskc0: <Marvell Yukon 88E8056 Gigabit Ethernet> port 0x9c00-0x9cff
mem 0xfdcfc000-0xfdcfffff irq 16 at device 0.0 on pci3
kerrnel: msk0: <Marvell Technology Group Ltd. Yukon EC Ultra Id 0xb4 Rev
0x02> on mskc0


I guess you're the first one reported 'memory modified free' issue.
I've never seen these warnings except inital driver development stage.
Would you show me verbosed boot messages related with msk(4) and
phy drivers?

--
Regards,
Pyun YongHyeon
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