[Bug 284057] vmxnet3/iflib: crash in vmxnet3_isc_txd_credits_update

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 14 Jan 2025 10:41:46 UTC 
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=284057

--- Comment #5 from Andriy Gapon <avg@FreeBSD.org> ---
(In reply to Zhenlei Huang from comment #4)
IMO, that's "just" a band-aid that may or may not make the crash less likely,
but won't eliminate it.  The crash may happen earlier, at the start of the loop
where vxcr_next is used as an index.

Ideally, we should fix the race.

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