works on mine
http://xdaforums.com/showthread.php?t=1296916
C:\Program Files\Android\android-sdk\platform-tools>adb shell
$ chmod 755 /data/local/zergRush
chmod 755 /data/local/zergRush
$ /data/local/zergRush
/data/local/zergRush
[**] Zerg rush - Android 2.2/2.3 local root
[**] (C) 2011 Revolutionary. All rights reserved.
[**] Parts of code from Gingerbreak, (C) 2010-2011 The Android Exploid Crew.
[+] Found a GingerBread ! 0x0002e118
[+] Found a Samsung, running Samsung mode
[*] Scooting ...
[*] Sleeping a bit (~40s)...
[*] Waking !
[*] Sending 149 zerglings ...
[*] Sleeping a bit (~40s)...
[*] Waking !
[*] Sending 189 zerglings ...
[+] Zerglings found a way to enter ! 0x18
[+] Overseer found a path ! 0x00030730
[*] Sleeping a bit (~40s)...
[*] Waking !
[*] Sending 189 zerglings ...
[+] Overseer found a path ! 0x00030a18
[*] Sleeping a bit (~40s)...
[*] Waking !
[*] Sending 189 zerglings ...
[+] Zerglings caused crash (good news): 0x40322cd4 0x0074
[*] Researching Metabolic Boost ...
[+] Speedlings on the go ! 0xafd25b05 0xafd395cf
[*] Sleeping a bit (~40s)...
[*] Waking !
[*] Sending 181 zerglings ...
[+] Rush did it ! It's a GG, man !
[+] Killing ADB and restarting as root... enjoy!
C:\Program Files\Android\android-sdk\platform-tools>adb shell
# id
id
uid=0(root) gid=0(root)
#