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kern/55389: Repeated "ifconfig wpi0 list scan" causes panic

>Number:         55389
>Category:       kern
>Synopsis:       Repeated "ifconfig wpi0 list scan" causes panic
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Jun 15 08:45:00 +0000 2020
>Originator:     Andreas Gustafsson
>Release:        NetBSD-current, source date 2020.
System: NetBSD
Architecture: i386
Machine: i386

Running NetBSD-current/i386 on a Fujitsu-Siemens Amilo Pro V3205
laptop, whose built-in WiFi device attaches as wpi0, when I run
the following commands as root:

  ifconfig wpi0 up
  while true; do ifconfig wpi0 list scan; done

the machine panics within a few minutes.

dmesg output:

Panic message and backtrace:


See above.


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