【建立nfs系统出现问题，请高手多多指点】

keenkeen

【建立nfs系统出现问题，请高手多多指点】
ifconfig eth*****
service iptables stp
service nfs start
vi /etc/exports
编译内核烧写，板子ip设置都完毕了，但跑的时候出现下面的调试信息，不知道是哪里出错，高手多多指点：

init_mtdblock: allocated major number 231.
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 512 bind 1024)
MiiStationWrite 1
MiiStationWrite 1

Wait for auto-negotiation complete...OK
100MB - Full Duplex
IP-Config: Guessing netmask 255.255.0.0
IP-Config: Complete:
device=eth0, addr=138.0.19.1, mask=255.255.0.0, gw=255.255.255.255,
host=138.0.19.1, domain=, nis-domain=(none),
bootserver=0.0.0.0, rootserver=0.0.0.0, rootpath=
ip_conntrack version 2.1 (56 buckets, 448 max) - 320 bytes per conntrack
ip_tables: © 2000-2002 Netfilter core team
Blkmem: bad access: block=2, count=2 (pos=800, len=0)
end_request: I/O error, dev 1f:00 (Blkmem), sector 2
EXT2-fs: unable to read superblock
Blkmem: bad access: block=0, count=2 (pos=400, len=0)
end_request: I/O error, dev 1f:00 (Blkmem), sector 0
romfs: unable to read superblock
Kernel panic: VFS: Unable to mount root fs on 1f:00