Panic in kobj_delete() initiated by uhub detachment.

Sangwoo Shim ssw at
Tue Sep 21 00:07:17 PDT 2004

Several people reported uhub-related panic to -current mailing list.
Detaching uhub with some device attached to it is enough to reproduce the panic
in sufficiently up-to-date CURRENT and RELENG_5.

I've submitted PR kern/71956, which includes DDB and kgdb output.

Sangwoo Shim

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