Ubuntu问题请教

板子是7010，按照汤老师提供的教程，移植ubuntu，修改了内存，内存型号为MT41K128M16JT-125, 其他的都没有动。然后SD卡启动后就卡到下面这个界面，应该是系统崩溃了，想请教下，我向哪个方向查找问题。谢谢。

"I need you like i need the air to breathe. 我需要你，正如我需要呼吸空气。,福彩3DI see no reason to wait. When you know it’s right, it’s right. 我没有看到任何需要等待的理由，当你觉得时间对了，那就是对的。
Hold your hand and don’t let it go. 抓住了手就别放，爱对了人就走下去。 体彩排列3,Go ahead, make my day. 加油，让自己开心！
Beauty is found within. 美，是由内而外散发出的。 快乐8,You are braver than you believe. 你比你以为的更勇敢。Go ahead, make my day. 加油，让自己开心！,查看开奖结果"

实际板子的内存只有教程的内存的一半，重新生成了设备树，是不是还有些地方没有修改到呢？

我的卡在了

NET: Registered protocol family 2
TCP established hash table entries: 8192 (order: 3, 32768 bytes)
TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
UDP hash table entries: 512 (order: 2, 16384 bytes)
UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
NET: Registered protocol family 1
RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
hw perfevents: no interrupt-affinity property for /pmu@f8891000, guessing.
hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available
workingset: timestamp_bits=30 max_order=18 bucket_order=0
jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
bounce: pool size: 64 pages
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
io scheduler mq-deadline registered
io scheduler kyber registered
dma-pl330 f8003000.dmac: Loaded driver for PL330 DMAC-241330
dma-pl330 f8003000.dmac:        DBUFF-128x8bytes Num_Chans-8 Num_Peri-4 Num_Events-16