From owner-freebsd-current@FreeBSD.ORG Sat Jun 30 18:10:18 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 92A1D16A469 for ; Sat, 30 Jun 2007 18:10:18 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from relay02.kiev.sovam.com (relay02.kiev.sovam.com [62.64.120.197]) by mx1.freebsd.org (Postfix) with ESMTP id 20FC613C457 for ; Sat, 30 Jun 2007 18:10:18 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from [89.162.146.170] (helo=skuns.kiev.zoral.com.ua) by relay02.kiev.sovam.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.67) (envelope-from ) id 1I4hOf-000PMF-El for freebsd-current@freebsd.org; Sat, 30 Jun 2007 21:10:16 +0300 Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by skuns.kiev.zoral.com.ua (8.14.1/8.14.1) with ESMTP id l5UI9uYQ051066 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 30 Jun 2007 21:09:56 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.1/8.14.1) with ESMTP id l5UIA1iA049780; Sat, 30 Jun 2007 21:10:01 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.1/8.14.1/Submit) id l5UIA0en049779; Sat, 30 Jun 2007 21:10:00 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Sat, 30 Jun 2007 21:10:00 +0300 From: Kostik Belousov To: Kazuaki ODA Message-ID: <20070630181000.GH2268@deviant.kiev.zoral.com.ua> References: <46867E0C.50902@aliceblue.jp> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="7u5w4K+D0TbLVKvk" Content-Disposition: inline In-Reply-To: <46867E0C.50902@aliceblue.jp> User-Agent: Mutt/1.4.2.2i X-Virus-Scanned: ClamAV version 0.90.2, clamav-milter version 0.90.2 on skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-1.4 required=5.0 tests=ALL_TRUSTED autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on skuns.kiev.zoral.com.ua X-Scanner-Signature: e7d6a74e6a41bfc4865bf8c76b21c35c X-DrWeb-checked: yes X-SpamTest-Envelope-From: kostikbel@gmail.com X-SpamTest-Group-ID: 00000000 X-SpamTest-Header: Not Detected X-SpamTest-Info: Profiles 1187 [June 28 2007] X-SpamTest-Info: helo_type=3 X-SpamTest-Method: none X-SpamTest-Rate: 0 X-SpamTest-Status: Not detected X-SpamTest-Status-Extended: not_detected X-SpamTest-Version: SMTP-Filter Version 3.0.0 [0255], KAS30/Release Cc: freebsd-current@freebsd.org Subject: Re: kernel panic on today's CURRENT when running sysctl -a X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 30 Jun 2007 18:10:18 -0000 --7u5w4K+D0TbLVKvk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Jul 01, 2007 at 01:00:12AM +0900, Kazuaki ODA wrote: > Hi, I got the following panic on 7.0-CURRENT cvsup'ed today when running > sysctl -a: >=20 >=20 > Fatal trap 12: page fault while in kernel mode > cpuid =3D 1; apic id =3D 01 > fault virtual address =3D 0xc0 > fault code =3D supervisor read, page not present > instruction pointer =3D 0x20:0xc06e2d11 > stack pointer =3D 0x28:0xe669aaa4 > frame pointer =3D 0x28:0xe669aaa4 > code segment =3D base 0x0, limit 0xfffff, type 0x1b > =3D DPL 0, pres 1, def32 1, gran 1 > processor eflags =3D interrupt enabled, resume, IOPL =3D 0 > current process =3D 2200 (sysctl) > trap number =3D 12 > panic: page fault > cpuid =3D 1 > Uptime: 3h8m20s > Physical memory: 1001 MB > Dumping 139 MB: 124 108 92 76 60 44 28 12 >=20 > #0 doadump () at pcpu.h:195 > 195 __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td)); > (kgdb) bt > #0 doadump () at pcpu.h:195 > #1 0xc074b957 in boot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c= :409 > #2 0xc074bc19 in panic (fmt=3DVariable "fmt" is not available. > ) at /usr/src/sys/kern/kern_shutdown.c:563 > #3 0xc0a04ade in trap_fatal (frame=3D0xe669aa64, eva=3D192) > at /usr/src/sys/i386/i386/trap.c:870 > #4 0xc0a04d60 in trap_pfault (frame=3D0xe669aa64, usermode=3D0, eva=3D19= 2) > at /usr/src/sys/i386/i386/trap.c:784 > #5 0xc0a056c2 in trap (frame=3D0xe669aa64) at > /usr/src/sys/i386/i386/trap.c:462 > #6 0xc09eb66b in calltrap () at /usr/src/sys/i386/i386/exception.s:139 > #7 0xc06e2d11 in dev2udev (x=3D0xc40b1c00) > at /usr/src/sys/fs/devfs/devfs_vnops.c:1308 > #8 0xc078c9d2 in sysctl_kern_ttys (oidp=3D0xc0b390e0, arg1=3D0x0, arg2= =3D0, > req=3D0xe669aba4) at /usr/src/sys/kern/tty.c:3069#9 0xc07550f7 in > sysctl_root (oidp=3DVariable "oidp" is not available. > ) at /usr/src/sys/kern/kern_sysctl.c:1306 > #10 0xc0755244 in userland_sysctl (td=3D0xc4395440, name=3D0xe669ac14, > namelen=3D2, > old=3D0x0, oldlenp=3D0xbfbfe0f4, inkernel=3D0, new=3D0x0, newlen=3D0, > retval=3D0xe669ac10, flags=3D0) at /usr/src/sys/kern/kern_sysctl.c:14= 01 > #11 0xc0755fde in __sysctl (td=3D0xc4395440, uap=3D0xe669acfc) > at /usr/src/sys/kern/kern_sysctl.c:1336 > #12 0xc0a050b5 in syscall (frame=3D0xe669ad38) > at /usr/src/sys/i386/i386/trap.c:1006 > #13 0xc09eb6d0 in Xint0x80_syscall () at > /usr/src/sys/i386/i386/exception.s:196 > #14 0x00000033 in ?? () > Previous frame inner to this frame (corrupt stack?) > (kgdb) frame 7 > #7 0xc06e2d11 in dev2udev (x=3D0xc40b1c00) > at /usr/src/sys/fs/devfs/devfs_vnops.c:1308 > 1308 return (x->si_priv->cdp_inode); > (kgdb) p x > $1 =3D (struct cdev *) 0xc40b1c00 > (kgdb) p x->si_priv > $2 =3D (struct cdev_priv *) 0x0 >=20 >=20 > I can give you more information if required since I have the kernel core > dump file. I assume this happens with sysctl kern.pts.enable=3D0 ? --7u5w4K+D0TbLVKvk Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQFGhpx4C3+MBN1Mb4gRAgLAAKCM6E/VlqrIL53bZK74W1ydHv8AxwCfQw22 zVucHSch1QlVpitqcP1nr9s= =ijuD -----END PGP SIGNATURE----- --7u5w4K+D0TbLVKvk--