From owner-freebsd-net@freebsd.org Thu Feb 27 17:19:04 2020 Return-Path: Delivered-To: freebsd-net@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 1B47A24831A for ; Thu, 27 Feb 2020 17:19:04 +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 48Szsz4Nysz3GSZ for ; Thu, 27 Feb 2020 17:19:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id B0E39248319; Thu, 27 Feb 2020 17:19:01 +0000 (UTC) Delivered-To: net@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 B09F9248318 for ; Thu, 27 Feb 2020 17:19:01 +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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48Szsw2t8Nz3GQw for ; Thu, 27 Feb 2020 17:19:00 +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) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 3AFE91C20B for ; Thu, 27 Feb 2020 17:18:59 +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 01RHIwhx039937 for ; Thu, 27 Feb 2020 17:18:58 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 01RHIwov039936 for net@FreeBSD.org; Thu, 27 Feb 2020 17:18:58 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: net@FreeBSD.org Subject: [Bug 244247] Kernel panic due to racecondition in ng_eiface shutdown Date: Thu, 27 Feb 2020 17:18:58 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 12.1-STABLE X-Bugzilla-Keywords: crash X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: aleksandr.fedorov@itglobal.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Feb 2020 17:19:04 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D244247 --- Comment #14 from Aleksandr Fedorov --- These messages looks to me as expected: Feb 26 21:46:11 core dhclient[3521]: receive_packet failed on ngeth0: Device not configured Feb 26 21:46:11 core dhclient[3521]: ioctl(SIOCGIFFLAGS) on ngeth0: Operati= on not permitted Feb 26 21:46:11 core dhclient[3521]: Interface ngeth0 no longer appears val= id. Feb 26 21:46:11 core dhclient[3521]: No live interfaces to poll on - exitin= g. Feb 26 21:46:11 core dhclient[3521]: exiting. Feb 26 21:46:11 core dhclient[3521]: connection closed Feb 26 21:46:11 core dhclient[3521]: exiting. But these need further research: Feb 26 21:43:17 core kernel: ifaddr cache =3D 0xfffff8000ddf5600 is deleted Feb 26 21:43:17 core kernel: if_delmulti_locked: detaching ifnet instance 0xfffff80059e8b000 --=20 You are receiving this mail because: You are the assignee for the bug.=