[Bug 274840] devmatch kernel panic with 10 xn interfaces

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From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 01 Nov 2023 15:40:36 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=274840

Zhenlei Huang <zlei@FreeBSD.org> changed:

           What    |Removed                     |Added
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                 CC|                            |zlei@FreeBSD.org

--- Comment #1 from Zhenlei Huang <zlei@FreeBSD.org> ---
It seems the driver->name is NULL.

https://cgit.freebsd.org/src/tree/sys/kern/subr_bus.c?h=releng/14.0#n5180

if (dev->driver != NULL)
        sbuf_cat(&sb, dev->driver->name);

No idea how that happens.

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