From owner-freebsd-bugs@freebsd.org Sat Jun 29 20:03:12 2019 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D7DEE15B8692 for ; Sat, 29 Jun 2019 20:03:11 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 7197888F1C for ; Sat, 29 Jun 2019 20:03:11 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 34DB415B8691; Sat, 29 Jun 2019 20:03:11 +0000 (UTC) Delivered-To: bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1260915B8690 for ; Sat, 29 Jun 2019 20:03:11 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::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.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9F61C88F1A for ; Sat, 29 Jun 2019 20:03:10 +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 mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id ED1694671 for ; Sat, 29 Jun 2019 20:03:09 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x5TK39Va086921 for ; Sat, 29 Jun 2019 20:03:09 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x5TK39h2086920 for bugs@FreeBSD.org; Sat, 29 Jun 2019 20:03:09 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 238883] Fatal double fault using nullfs+unionfs to build www/node port (repeatable) Date: Sat, 29 Jun 2019 20:03:09 +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: 12.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: chadf@triularity.org 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 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-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Jun 2019 20:03:12 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D238883 Bug ID: 238883 Summary: Fatal double fault using nullfs+unionfs to build www/node port (repeatable) Product: Base System Version: 12.0-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: chadf@triularity.org Created attachment 205420 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D205420&action= =3Dedit /var/crash/core.txt.4 file Repeatably able to panic kernel while building www/node ports while using nullfs and unionfs layered mounts for /usr/ports directory. To trigger, setup mounts as: /export/ports on /usr/ports (nullfs, local, read-only) :/usr/src/local.ports on /usr/ports (unionfs, local) The /export/ports directory contains a master copy of the ports tree (ufs or zfs doesn't matter - haven't tried nfs). Then build www/node port: root@krash:~ # cd /usr/ports/www/node root@krash:/usr/ports/www/node # make =3D=3D=3D> Building for node-12.4.0 . . . Wait for panic (may take awhile into build). After panic/reboot, restarting build panics again, almost immediately. I was able to recreate crash in a fresh virtualbox install. The .vdi file f= or that VM (in a quick to re-panic state) is available upon request (7.3GB uncompressed). /var/crash/core.txt file attached. vmcore file available (12MB compressed, unattached due to size). --=20 You are receiving this mail because: You are the assignee for the bug.=