From owner-freebsd-net@freebsd.org Sun Nov 24 15:42:34 2019 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 58A291B278F for ; Sun, 24 Nov 2019 15:42:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 47LZDV1lRTz48jF for ; Sun, 24 Nov 2019 15:42:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 3BEFB1B278D; Sun, 24 Nov 2019 15:42:34 +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 3BB3D1B278C for ; Sun, 24 Nov 2019 15:42:34 +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 47LZDV0wF4z48jD for ; Sun, 24 Nov 2019 15:42:34 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0483A265D2 for ; Sun, 24 Nov 2019 15:42:34 +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 xAOFgX0V087873 for ; Sun, 24 Nov 2019 15:42:33 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id xAOFgXvo087872 for net@FreeBSD.org; Sun, 24 Nov 2019 15:42:33 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 233622] panic: page not present fault when stopping VIMAGE jail on 12.0-RC2, netgraph Date: Sun, 24 Nov 2019 15:42:32 +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: 12.0-RELEASE X-Bugzilla-Keywords: crash, panic, vimage X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: yp2008cn@gmail.com X-Bugzilla-Status: Open 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: Sun, 24 Nov 2019 15:42:34 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D233622 --- Comment #8 from xsan --- I have the same problem, and it's very easy way to show that. I use `qjail` tool to manage jails. # first create jail, and use vnet for jail. qjail create -4 192.168.1.101 testjail qjail config -w em0 -v none testjail # repeat the follows command, page fault will happend on stop command, and system reboot. qjail start testjail qjail stop testjail System: FreeBSD 12.1-RELEASE amd64 Logs: Nov 24 21:44:09 FingerAge kernel: epair3a: link state changed to DOWN Nov 24 21:44:09 FingerAge kernel: epair3b: link state changed to DOWN Nov 24 21:44:52 FingerAge syslogd: kernel boot file is /boot/kernel/kernel Nov 24 21:44:52 FingerAge kernel: Nov 24 21:44:52 FingerAge syslogd: last message repeated 1 times Nov 24 21:44:52 FingerAge kernel: Fatal trap 12: page fault while in kernel mode Nov 24 21:44:52 FingerAge kernel: cpuid =3D 7; apic id =3D 07 Nov 24 21:44:52 FingerAge kernel: fault virtual address =3D 0x410 Nov 24 21:44:52 FingerAge kernel: fault code =3D supervisor read= data, page not present Nov 24 21:44:52 FingerAge kernel: instruction pointer =3D 0x20:0xffffffff80baff2d Nov 24 21:44:52 FingerAge kernel: stack pointer =3D 0x28:0xfffffe00403c3940 Nov 24 21:44:52 FingerAge kernel: frame pointer =3D 0x28:0xfffffe00403c39c0 Nov 24 21:44:52 FingerAge kernel: code segment =3D base 0x0, limit 0xfffff, type 0x1b Nov 24 21:44:52 FingerAge kernel: =3D DPL 0, pres 1, = long 1, def32 0, gran 1 Nov 24 21:44:52 FingerAge kernel: processor eflags =3D interrupt enabl= ed, resume, IOPL =3D 0 Nov 24 21:44:52 FingerAge kernel: current process =3D 0 (thre= ad taskq) Nov 24 21:44:52 FingerAge kernel: trap number =3D 12 Nov 24 21:44:52 FingerAge kernel: panic: page fault Nov 24 21:44:52 FingerAge kernel: cpuid =3D 7 Nov 24 21:44:52 FingerAge kernel: time =3D 1574603049 Nov 24 21:44:52 FingerAge kernel: KDB: stack backtrace: Nov 24 21:44:52 FingerAge kernel: #0 0xffffffff80c1d297 at kdb_backtrace+0x= 67 Nov 24 21:44:52 FingerAge kernel: #1 0xffffffff80bd05cd at vpanic+0x19d Nov 24 21:44:52 FingerAge kernel: #2 0xffffffff80bd0423 at panic+0x43 Nov 24 21:44:52 FingerAge kernel: #3 0xffffffff810a7dcc at trap_fatal+0x39c Nov 24 21:44:52 FingerAge kernel: #4 0xffffffff810a7e19 at trap_pfault+0x49 Nov 24 21:44:52 FingerAge kernel: #5 0xffffffff810a740f at trap+0x29f Nov 24 21:44:52 FingerAge kernel: #6 0xffffffff81081a0c at calltrap+0x8 Nov 24 21:44:52 FingerAge kernel: #7 0xffffffff80ccd5e1 at if_detach_internal+0x261 Nov 24 21:44:52 FingerAge kernel: #8 0xffffffff80cd490c at if_vmove+0x3c Nov 24 21:44:52 FingerAge kernel: #9 0xffffffff80cd48b8 at vnet_if_return+0= x48 Nov 24 21:44:52 FingerAge kernel: #10 0xffffffff80cfe2b4 at vnet_destroy+0x= 124 Nov 24 21:44:52 FingerAge kernel: #11 0xffffffff80b98870 at prison_deref+0x= 2a0 Nov 24 21:44:52 FingerAge kernel: #12 0xffffffff80c2fa74 at taskqueue_run_locked+0x154 Nov 24 21:44:52 FingerAge kernel: #13 0xffffffff80c30da8 at taskqueue_thread_loop+0x98 Nov 24 21:44:52 FingerAge kernel: #14 0xffffffff80b90c23 at fork_exit+0x83 Nov 24 21:44:52 FingerAge kernel: #15 0xffffffff81082a4e at fork_trampoline= +0xe --=20 You are receiving this mail because: You are the assignee for the bug.=