[Bug 286179] Passing a vlan interface to a vnet jail result in a stuck dying state

From: <bugzilla-noreply_at_freebsd.org>
Date: Sun, 29 Mar 2026 18:46:21 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=286179

Zhenlei Huang <zlei@FreeBSD.org> changed:

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

--- Comment #9 from Zhenlei Huang <zlei@FreeBSD.org> ---
(In reply to florian.millet from comment #8)
> Indeed I do, there is a delegated ZFS dataset (zfs set jailed=on and zfs jail in
> the jail.conf) that is exported via NFS inside the jail.

So that explains.

> But is is strange since I do the zfs unjail in a "exec.prestop" step in the
> jail.conf. I did not think to check for this, good catch !

I'm not familiar with zfs or vfs. I think maybe the zfs / vfs should handle the
jail removal event and do umount automatically ?

CC Jamie.

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