Bugzilla – Attachment #69197: An experimental patch to show the cause of the problem for bug #151719
case -EPERM:
case -ESHUTDOWN: /* unplug */
case -EILSEQ: /* unplug timeout on uhci */
return;
case -ETIMEDOUT: /* NAK */
break;
default: /* error */
warn("input irq status %d received", urb->status);
}