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_at_stiles.cse.buffalo.edu:/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 _at_ 0xffffff0052429800
 > Jul 29 16:02:00 Desktop kernel: Memory modified after free
 > 0xffffff0052428800(2048) val=1900c0de _at_ 0xffffff0052428800
 > Jul 29 16:02:03 Desktop kernel: Memory modified after free
 > 0xffffff0052428000(2048) val=1900c0de _at_ 0xffffff0052428000
 > Jul 29 16:02:04 Desktop kernel: Memory modified after free
 > 0xffffff0052427800(2048) val=1900c0de _at_ 0xffffff0052427800
 > Jul 29 16:02:05 Desktop kernel: Memory modified after free
 > 0xffffff0052427000(2048) val=1900c0de _at_ 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 _at_ 0xffffff0053e70000
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e71800(2048) val=ffffc0de _at_ 0xffffff0053e71800
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e71000(2048) val=ffffc0de _at_ 0xffffff0053e71000
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e72800(2048) val=1900c0de _at_ 0xffffff0053e72800
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e72000(2048) val=1900c0de _at_ 0xffffff0053e72000
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e73800(2048) val=1900c0de _at_ 0xffffff0053e73800
 > Jul 29 16:20:38 Desktop kernel: Memory modified after free
 > 0xffffff0053e73000(2048) val=1900c0de _at_ 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