From owner-freebsd-bugs@freebsd.org Thu Mar 4 17:30:45 2021 Return-Path: Delivered-To: freebsd-bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C55AF552B5E for ; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 4DryZF54Zzz4Znn for ; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id AC837552B5D; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) Delivered-To: bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id AC451552E0E for ; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DryZF4Skfz4Zl1 for ; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 8C85221488 for ; Thu, 4 Mar 2021 17:30:45 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 124HUjdH040372 for ; Thu, 4 Mar 2021 17:30:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 124HUj0l040371 for bugs@FreeBSD.org; Thu, 4 Mar 2021 17:30:45 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 254015] [if_bridge] Panic when using bridge interface on 13.0-BETA4 Date: Thu, 04 Mar 2021 17:30:45 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.0-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: shamaz.mazum@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Mar 2021 17:30:45 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D254015 Bug ID: 254015 Summary: [if_bridge] Panic when using bridge interface on 13.0-BETA4 Product: Base System Version: 13.0-STABLE Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: shamaz.mazum@gmail.com Hi! I am on commit 20f9e2a723f5f560d6219e28f36dd3b8f8561b3a. My installation uses bridge interface which connects wired and wireless interfaces. After ~= 30 seconds of uptime, FreeBSD panics. Backtrace seems like nonsense to me. Here m !=3D NULL and in the next frame= (in m_dup()) m =3D=3D NULL. WTF?) (kgdb) frame 9 #9 0xffffffff80c8ed6a in m_dup (m=3D0x0, how=3D, how@entry= =3D1) at /usr/src/sys/kern/uipc_mbuf.c:686 686 remain =3D m->m_pkthdr.len; (kgdb) frame 10 #10 0xffffffff82c249d2 in bridge_broadcast (sc=3Dsc@entry=3D0xfffff8001362a= 800, src_if=3Dsrc_if@entry=3D0xfffff80010a57800, m=3D0xfffff8002cdbe200, m@entry=3D0xfffff80003a0ea00, runfilt=3Drunfilt@entry=3D0) at /usr/src/sys/net/if_bridge.c:2587 2587 mc =3D m_dup(m, M_NOWAIT); (kgdb) print m $1 =3D (struct mbuf *) 0xfffff8002cdbe200 Here is saved core + kernel.full (~50Mb compressed, 1Gb uncompressed). https://drive.google.com/file/d/1O8zmuUuDjRnjcwdBxT7YNH0f-_r6j862/view?usp= =3Dsharing Please, share your thoughts how to fix this. --=20 You are receiving this mail because: You are the assignee for the bug.=