kernel: cannot submit datapipe for urb 0, error -28: not enough bandwidth

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Issue

Receiving kernel error when using multiple usb ports:

Dec  9 15:48:41 kernel: cannot submit datapipe for urb 0, error -28: not enough bandwidth
Dec  9 15:48:41 kernel: cannot submit datapipe for urb 0, error -28: not enough bandwidth
Dec  9 15:48:41 kernel: cannot submit datapipe for urb 0, error -28: not enough bandwidth

Error due to multiple usb ports.

Environment

Red Hat Enterprise Linux 6.4
kernel-2.6.32-358.23.2.el6

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