NetBSD Problem Report #57338

From www@netbsd.org  Sun Apr  9 18:41:16 2023
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Date: Sun,  9 Apr 2023 18:41:15 +0000 (UTC)
From: campbell+netbsd@mumble.net
Reply-To: campbell+netbsd@mumble.net
To: gnats-bugs@NetBSD.org
Subject: panic: kernel diagnostic assertion "ring->queued > 0" failed: "/home/riastradh/netbsd/current/src/sys/dev/pci/if_iwm.c", line 4460
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>Number:         57338
>Category:       kern
>Synopsis:       panic: kernel diagnostic assertion "ring->queued > 0" failed: "/home/riastradh/netbsd/current/src/sys/dev/pci/if_iwm.c", line 4460
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Apr 09 18:45:00 +0000 2023
>Originator:     Taylor R Campbell
>Release:        current
>Organization:
The NetBSD iwmdation
>Environment:
look what you've done, i'm melllting, melllllllting, oh, what a world, what a world
>Description:
# ifconfig iwm0 down up
iwm0: autoconfiguration error: Some HCMDs skipped?: idx=0 queued=1 cur=2
iwm0: autoconfiguration error: Some HCMDs skipped?: idx=1 queued=2 cur=4
iwm0: autoconfiguration error: Some HCMDs skipped?: idx=2 queued=1 cur=4
iwm0: autoconfiguration error: Some HCMDs skipped?: idx=3 queued=0 cur=4
panic: kernel diagnostic assertion "ring->queued > 0" failed: file "/home/riastradh/netbsd/current/src/sys/dev/pci/if_iwm.pci", line 4460
>How-To-Repeat:
1. Get busy debugging something unrelated.
2. Make the mistake of trying to use iwm(4).
>Fix:
Yes, please!

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