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Date:      Wed, 01 Apr 2026 16:22:49 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 294186] Kernel panic on jail remove after netgraph node removal
Message-ID:  <bug-294186-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=294186

            Bug ID: 294186
           Summary: Kernel panic on jail remove after netgraph node
                    removal
           Product: Base System
           Version: 15.0-RELEASE
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Many People
          Priority: ---
         Component: kern
          Assignee: bugs@FreeBSD.org
          Reporter: karlo98.m@gmail.com

Created attachment 269296
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=269296&action=edit
First repro core.txt

It also happens on 14.3-RELEASE and probably also on older versions.

First repro:

while true; do
    jail -c name=j1 vnet persist
    ngctl mkpeer . eiface ether ether
    ifconfig ngeth0 vnet j1
    ngctl rmnode ngeth0: &
    jail -r j1
done

Second repro:

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