msk0 freezes again

[kit]

the marvell network adapter on my shuttle box freezes easily with minimal network traffic..:(
root at test:/home/ktsin # dhclient msk0DHCPDISCOVER on msk0 to 255.255.255.255 port 67 interval 4DHCPDISCOVER on msk0 to 255.255.255.255 port 67 interval 10DHCPDISCOVER on msk0 to 255.255.255.255 port 67 interval 8DHCPOFFER from 192.168.100.1DHCPREQUEST on msk0 to 255.255.255.255 port 67DHCPACK from 192.168.100.1bound to 192.168.100.200 -- renewal in 300 seconds.root at test:/home/ktsin # vmstat -ia | grep mskirq259: mskc0                        190          1root at test:/home/ktsin # vmstat -ia | grep mskirq259: mskc0                    1148176       7654root at test:/home/ktsin # vmstat -ia | grep mskirq259: mskc0                    3643520      22490root at test:/home/ktsin # uname -aFreeBSD test.yahoo.com 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r250365: Thu May  9 07:18:39 MYT 2013     ktsin at test.yahoo.com:/tmp/obj/usr/src/sys/SHUTTLE root at test:/home/ktsin # dmesg| grep mskmskc0: <Marvell Yukon 88E8057 Gigabit Ethernet>
 port 0xe800-0xe8ff mem 0xfebfc000-0xfebfffff irq 18 at device 0.0 on pci3msk0: <Marvell Technology Group Ltd. Yukon Ultra 2 Id 0xba Rev 0x00> on mskc0msk0: Ethernet address: 80:ee:73:09:d1:73miibus0: <MII bus> on msk0msk0: link state changed to DOWNmsk0: link state changed to UPmsk0: watchdog timeoutmsk0: link state changed to DOWN
looks similar to http://www.freebsd.org/cgi/query-pr.cgi?pr=164569, but this time msk freezes on current but works fine on 9.x.
any idea on how to troubleshoot?