Date: Mon, 5 Oct 2020 19:52:58 -0500 From: Dustin Marquess <dmarquess@gmail.com> To: FreeBSD Current <freebsd-current@freebsd.org> Cc: Kristof Provost <kp@freebsd.org> Subject: Re: iflib/bridge kernel panic Message-ID: <CAJpsHY5v=cmUtQw5ASG5JY1CSNYEZSwxY6B%2BRTVHusq35sSXZA@mail.gmail.com> In-Reply-To: <62f034f8-e008-6b0f-dee0-396a3bd75f39@hazardous.org> References: <CAExMvskTkVprZsfXHBUv9stpiCo1QBAzoOg1VrWd4kRbz0NyJg@mail.gmail.com> <58CADEBB-64FD-414E-AB19-E4F8D3CABCA5@FreeBSD.org> <20200921121627.3dovpumnl6xub3kn@mutt-hbsd> <7FE1F106-2CEE-4692-95D0-14C5229ED768@FreeBSD.org> <20200928124531.Horde.0EjsBzIG5ktLzby_tFcoPPS@webmail.leidinger.net> <33903BFF-4158-4CD9-AD79-360BCD81F1C9@FreeBSD.org> <20200928164410.Horde.mYBkuEeD_Q6xgnKnwNomv7P@webmail.leidinger.net> <6A5EFCFA-C0DC-4DEF-834B-2F9E4FCC8812@FreeBSD.org> <20200930135225.Horde.nVCxwqfnkoJfolbDU0hqqXf@webmail.leidinger.net> <B851D1E5-7824-4BD3-A4AF-5F2EDA44D88E@FreeBSD.org> <20201003173716.Horde.Fjm6kXI836h4ZCLH5SwQkST@webmail.leidinger.net> <62f034f8-e008-6b0f-dee0-396a3bd75f39@hazardous.org>
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On Sat, Oct 3, 2020 at 2:54 PM Felix Kronlage-Dammers <fkr@hazardous.org> w= rote: > > Alexander Leidinger wrote on 03.10.20 17:37: > > > Quoting Kristof Provost <kp@freebsd.org> (from Sat, 03 Oct 2020 16:06:4= 3 > > +0200): > > >> Okay, let=E2=80=99s abandon that patch. It=E2=80=99s ugly and it doesn= =E2=80=99t work. > >> > >> Here=E2=80=99s a different approach that I=E2=80=99m much happier with= . > >> https://people.freebsd.org/~kp/0001-bridge-Call-member-interface-ioctl= -without-NET_EPOCH.patch > >> > >> > >> It passes the regression tests with WITNESS and INVARIANTS enabled, > >> and a hack in the epair ioctl() handler to make it sleep (to look a > >> bit like the Intel ioctl() handler that currently trips up if_bridge). > > Works for me. > > No crash, no LOR, promisc-mode stays enabled, jails are reachable. > > indeed! I can second that. Works nicely, my machine does not panic > anymore and machines (bhyve vms) behind the bridge are reachable. I third that, it works great for me! -Dustin
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