Re: debugnet_any_ifnet_update: Bad dn_init result

"Bjoern A. Zeeb" <[email protected]>
Newsgroups gmane.os.freebsd.devel.net
Message-ID <[email protected]>
On Mon, 7 Feb 2022, Franco Fichtner wrote:

> Hi,
>
> Looking at https://cgit.freebsd.org/src/commit/?h=65366903c3a29
> and seeing it is still the case in stable/13 would it make sense to
> remove the printf() as it seems to be irritating users...
>
> debugnet_any_ifnet_update: Bad dn_init result from igb0 (ifp 0xfffff80003663800), ignoring.
> debugnet_any_ifnet_update: Bad dn_init result from igb1 (ifp 0xfffff800038b9800), ignoring.
>
> So far the only reports are for igb(4).

I still see them on main these days with igb (and obviously boot-v):

[13.542599] debugnet_any_ifnet_update: Bad dn_init result from igb1 (ifp 0xfffff80003789000), ignoring.
[14.568307] debugnet_any_ifnet_update: Bad dn_init result from igb2 (ifp 0xfffff8000378a000), ignoring.

I use igb0 to netboot so it is UP by definition.

I looked at the code as I figured I want to know "what bad result"
(either error code or otherwise) to see the comment there.

Is it worth looking at it?   I am not a debugnet consumer given it never
grew IPv6 support to my best knowledge but this is likely a igb ordering
issue?

/bz

-- 
Bjoern A. Zeeb                                                     r15:7
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