[Bug 272286] When unplugging USB sound card, usbconfig stops working

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 272286] When unplugging USB sound card, usbconfig stops working"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Fri, 30 Jun 2023 00:31:31 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=272286

Mina Galić <freebsd@igalic.co> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |freebsd@igalic.co
             Status|New                         |Open

--- Comment #1 from Mina Galić <freebsd@igalic.co> ---
Hi Jonas,
thanks for the report.

you can use `procstat -a -k` to drill down where exactly it is hanging.
but an educated guess from IRC would be that PID 84596 is holding the PCM
device so the USB stack can't free it and it is holding a lock while it waits.

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