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Cisco Bug: CSCup60252 - USB Startup must be protected against unsupported devices

Last Modified

Jul 31, 2020

Products (1)

  • Cisco 2900 Series Integrated Services Routers

Known Affected Releases

15.4(1)T1 15.6(2)T

Description (partial)

Unsupported USB devices must not be read to protect the system from adverse consequences including the following messages:

%USB_HOST_STACK-5-USB_ENUM_UNSUPPORTED_DEVICE: Unsupported device inserted. Host id 2, Device Addr 1.

%SCHED-3-CORRUPT: Scheduler 'event magic' corrupted by process USB Startup (expected DEADFEED, found 0) -Process= "USB Startup", ipl= 0, pid= 124

An unexpected reboot may occur.

An unsupported device is attached to the USB port and cannot be read.
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