From owner-freebsd-amd64@freebsd.org Mon Jun 20 22:03:37 2016 Return-Path: Delivered-To: freebsd-amd64@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9EF4FAC4429 for ; Mon, 20 Jun 2016 22:03:37 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8F04F265F for ; Mon, 20 Jun 2016 22:03:37 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u5KM3bn2053442 for ; Mon, 20 Jun 2016 22:03:37 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-amd64@FreeBSD.org Subject: [Bug 210417] Reproducible igb related panic 11.0-ALPHA4 Date: Mon, 20 Jun 2016 22:03:37 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: rpp@ci.com.au X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-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 cc attachments.created 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-Mailman-Approved-At: Mon, 20 Jun 2016 22:16:37 +0000 X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Jun 2016 22:03:37 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D210417 Bug ID: 210417 Summary: Reproducible igb related panic 11.0-ALPHA4 Product: Base System Version: 11.0-CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: rpp@ci.com.au CC: freebsd-amd64@FreeBSD.org CC: freebsd-amd64@FreeBSD.org Created attachment 171625 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D171625&action= =3Dedit crashino core.txt.1 Kernel panics within a few seconds with heavy network load. Using "iperf -c another_host" is sufficient to induce the problem. Setting hw.igb.enable_ms= ix=3D0 in loader.conf "solves" the problem. The problem occurs on at least 2 simil= ar machines with same motherboards. Hradware is Asus P9D C224 with integrated