[Bug 280074] em(4) temporarily hangs and re-enables TX CSUM if a bridge it's a member of is modified

[email protected] Sat, 14 Feb 2026 07:59:53 +0000

Newsgroups	gmane.os.freebsd.devel.net
Message-ID	<[email protected]/bugzilla/>

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=280074

Marek Zarychta <[email protected]> changed:

           What    |Removed                     |Added
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                 CC|                            |[email protected].
                   |                            |pl

--- Comment #7 from Marek Zarychta <[email protected]> ---
The title of this bug is misleading; it should be filled against bridge(4), not
em(4).
FWIW, support for checksums and HW VLAN tagging was added to epair(4) driver,
please check[1] and [2]. Applying both should fix your issue.

1.
https://cgit.freebsd.org/src/commit/?id=39d4094173f9a49ff52f5f4408e4dbd5d6ef0409
2.
https://cgit.freebsd.org/src/commit/?id=574d46b25ab6f42ad97017bb8b72520e9539e36f

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