Bottleneck | Linux USB Boot

Kernel panic - not syncing: Attempted to kill init!
Pid: 1, comm: init Not tainted 2.6.32-431.e16.x86_64 #1
Call trace:
[<ffffffff815271fa?] ? panic+0xa7/0x16f
[<ffffffff81077622>] ? do_exit+0x862/0x870
[<ffffffff8118a865>] ? fput+0x25/0x30
[<ffffffff81077688>] ? do_group_exit+0x58/0xd0
[<ffffffff81077717>] ? sys_exit_group+0x17/0x020
[<ffffffff8100b072>] ? system_call_fastpath+0x16/0x1b
drm_kms_helper: panic offurred, switching back to text console