Panda: busybox command output is not as expected

Description:
==========
On Build:
https://android-build.linaro.org/builds/~linaro-android/panda-ics-gcc46-tilt-tracking-blob-12.04-release/#build=4
(Panda 4430 hardware)

Type "busybox " on serial console
expected output is list of supported busybox commands.
but here I get usage of "ping" command as output.

Reproducible:
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Yes, 5/5

Impact:
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Can't use busybox on this build.

Logs:
====
2|root@android:/ # busybox
Usage: ping [-LRUbdfnqrvVaA] [-c count] [-i interval] [-w deadline]
            [-p pattern] [-s packetsize] [-t ttl] [-I interface or address]
            [-M mtu discovery hint] [-S sndbuf]
            [ -T timestamp option ] [ -Q tos ] [hop1 ...] destination
2|root@android:/ #

Steps:
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Precondition: Remove any cable connected to USB OTG port.
1. Bootup DUT
2. Type "busybox" on serial console

Observation: Busybox commands not listed, can't use busybox on this build.
Expected: List of busybox commands.

Hardware:
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Panda: 4430
HDMI Out to TV - via HDMI cable

Software:
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https://android-build.linaro.org/builds/~linaro-android/panda-ics-gcc46-tilt-tracking-blob-12.04-release/#build=4