Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 2 Dec 2001 02:13:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 2 Dec 2001 02:13:21 -0500 Received: from smtp-abo-5.wanadoo.fr ([193.252.19.58]:32644 "EHLO mahonia.wanadoo.fr") by vger.kernel.org with ESMTP id ; Sun, 2 Dec 2001 02:13:12 -0500 Message-ID: <3C09D414.B1811231@wanadoo.fr> Date: Sun, 02 Dec 2001 08:11:16 +0100 From: Pierre Rousselet Organization: Home PC X-Mailer: Mozilla 4.79 [en] (X11; U; Linux 2.5.1-pre5 i686) X-Accept-Language: fr, en MIME-Version: 1.0 To: Richard Gooch CC: linux-kernel@vger.kernel.org Subject: Re: 2.5.1-pre5 not easy to boot with devfs In-Reply-To: <3C085FF3.813BAA57@wanadoo.fr> <9u9qas$1eo$1@penguin.transmeta.com> <200112010701.fB171N824084@vindaloo.ras.ucalgary.ca> <3C0898AD.FED8EF4A@wanadoo.fr> <200112011836.fB1IaxY31897@vindaloo.ras.ucalgary.ca> <3C093F86.DA02646D@wanadoo.fr> <200112012347.fB1NleW03464@vindaloo.ras.ucalgary.ca> Content-Type: multipart/mixed; boundary="------------D0899884FD97F70ECB739B7D" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------D0899884FD97F70ECB739B7D Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Richard Gooch wrote: > > I should also point out that you need to compile with > CONFIG_DEVFS_DEBUG=y. Otherwise passing "devfs=dall" will have no > effect. 2.5.1-pre5 with devfs-patch-v200 CONFIG_DEVFS_FS=y CONFIG_DEVFS_MOUNT=y CONFIG_DEVFS_DEBUG=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_HIGHMEM=y CONFIG_DEBUG_SLAB=y CONFIG_DEBUG_IOVIRT=y CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_BUGVERBOSE=y The oops comes shortly after booting, loging in, starting devfsd-v1.3.20 and playing with mc. The attached file is the same; it may be easier to read. The last line is the last entry of the log before , . Dec 2 07:39:29 milou kernel: devfs: devfs_unregister(): de->name: "s3" de: cf6ddf3c Dec 2 07:39:29 milou kernel: devfs: d_delete(): dentry: cf6c4c8c inode: cf6c1a0c devfs_entry: c14d0a94 Dec 2 07:39:29 milou kernel: devfs: unlink(ttyp3) Dec 2 07:39:29 milou kernel: devfs: d_iput(): dentry: cf45d654 inode: cf378454 de: cf6ddd1c de->dentry: cf45d654 Dec 2 07:39:29 milou kernel: devfs: devfs_put(ttyp3): de: cf6ddd1c, parent: c1419724 "" Dec 2 07:39:29 milou kernel: devfs: d_delete(): dropping negative dentry: cf45d654 Dec 2 07:39:29 milou kernel: devfs: d_release(): dentry: cf45d654 inode: 00000000 Dec 2 07:39:29 milou kernel: devfs: d_delete(): dentry: cf45d5e0 inode: cf37826c devfs_entry: cf6ddf3c Dec 2 07:39:29 milou kernel: devfs: d_iput(): dentry: cf45d5e0 inode: cf37826c de: cf6ddf3c de->dentry: cf45d5e0 Dec 2 07:39:29 milou kernel: devfs: devfs_put(s3): de: cf6ddf3c, parent: c14d0874 "pty" Dec 2 07:39:29 milou kernel: devfs: d_release(): dentry: cf45d5e0 inode: 00000000 Dec 2 07:39:32 milou kernel: devfs: devfs_unregister(): de->name: "s2" de: cf6da18c Dec 2 07:39:32 milou kernel: devfs: d_delete(): dentry: cf6c4ba4 inode: cf6c163c devfs_entry: c14d0a0c Dec 2 07:39:32 milou kernel: devfs: d_delete(): dentry: cf45d410 inode: cf463bd4 devfs_entry: cf6da18c Dec 2 07:39:32 milou kernel: devfs: d_iput(): dentry: cf45d410 inode: cf463bd4 de: cf6da18c de->dentry: cf45d410 Dec 2 07:39:32 milou kernel: devfs: d_release(): dentry: cf45d410 inode: 00000000 Dec 2 07:39:32 milou kernel: devfs: devfs_put(s2): de: cf6da18c, parent: c14d0874 "pty" Dec 2 07:39:32 milou kernel: Unable to handle kernel paging request at virtual address 5a5a5a5e Dec 2 07:39:32 milou kernel: printing eip: Dec 2 07:39:32 milou kernel: c01516f9 Dec 2 07:39:32 milou kernel: *pde = 00000000 Dec 2 07:39:32 milou kernel: Oops: 0002 Dec 2 07:39:32 milou kernel: CPU: 0 Dec 2 07:39:32 milou kernel: EIP: 0010:[devfs_put+13/296] Not tainted Dec 2 07:39:32 milou kernel: EFLAGS: 00010206 Dec 2 07:39:32 milou kernel: eax: 5a5a5a5a ebx: 5a5a5a5a ecx: 00000001 edx: 5a5a5a5a Dec 2 07:39:32 milou kernel: esi: 00000000 edi: 00000027 ebp: 00000000 esp: cf657f40 Dec 2 07:39:32 milou kernel: ds: 0018 es: 0018 ss: 0018 Dec 2 07:39:32 milou kernel: Process devfsd-new (pid: 130, stackpage=cf657000) Dec 2 07:39:32 milou kernel: Stack: 00000027 c015465c 5a5a5a5a cf978484 ffffffea 00000000 00000420 cfb97800 Dec 2 07:39:32 milou kernel: c01e7f40 cf4fc224 5a5a5a5a 000003f9 00000000 00000000 00000001 00000000 Dec 2 07:39:32 milou kernel: cf656000 00000000 00000000 00000000 cf656000 c01e7f6c c01e7f6c c012f5e6 Dec 2 07:39:32 milou kernel: Call Trace: [devfsd_read+856/976] [sys_read+150/204] [system_call+51/56] Dec 2 07:39:32 milou kernel: Dec 2 07:39:32 milou kernel: Code: ff 4b 04 0f 94 c0 84 c0 0f 84 09 01 00 00 3b 1d 00 15 21 c0 Dec 2 07:39:39 milou kernel: devfs: devfs_unregister(): de->name: "s1" de: cf6da3ac Dec 2 07:39:39 milou kernel: devfs: d_delete(): dentry: cf6c4abc inode: cf6c126c devfs_entry: c14d0984 Dec 2 07:39:39 milou kernel: devfs: d_delete(): dentry: cf45d240 inode: cf46361c devfs_entry: cf6da3ac Dec 2 07:39:39 milou kernel: devfs: d_iput(): dentry: cf45d240 inode: cf46361c de: cf6da3ac de->dentry: cf45d240 Dec 2 07:39:39 milou kernel: devfs: d_release(): dentry: cf45d240 inode: 00000000 Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cff25294 inode: cff2122c devfs_entry: c14d512c Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf6cbe3c inode: cf6c50a4 devfs_entry: c15d45ac Dec 2 07:39:42 milou kernel: devfs: devfs_unregister(): de->name: "s0" de: cf6da5cc Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf6c49d4 inode: cf6c2dbc devfs_entry: c14d08fc Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf620d00 inode: cf52824c devfs_entry: cf6da5cc Dec 2 07:39:42 milou kernel: devfs: d_iput(): dentry: cf620d00 inode: cf52824c de: cf6da5cc de->dentry: cf620d00 Dec 2 07:39:42 milou kernel: devfs: d_release(): dentry: cf620d00 inode: 00000000 Dec 2 07:39:56 milou kernel: devfs: d_delete(): dentry: cf6cbeb0 inode: cf6c528c devfs_entry: cf6c625c Dec 2 07:39:56 milou kernel: devfs: lookup(ptmx): dentry: cf620878 parent: c1419724 by: "mc" -- ------------------------------------------------ Pierre Rousselet ------------------------------------------------ --------------D0899884FD97F70ECB739B7D Content-Type: text/plain; charset=us-ascii; name="Oops-devfs-v200-2.5.1-pre5" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="Oops-devfs-v200-2.5.1-pre5" Dec 2 07:39:29 milou kernel: devfs: devfs_unregister(): de->name: "s3" de: cf6ddf3c Dec 2 07:39:29 milou kernel: devfs: d_delete(): dentry: cf6c4c8c inode: cf6c1a0c devfs_entry: c14d0a94 Dec 2 07:39:29 milou kernel: devfs: unlink(ttyp3) Dec 2 07:39:29 milou kernel: devfs: d_iput(): dentry: cf45d654 inode: cf378454 de: cf6ddd1c de->dentry: cf45d654 Dec 2 07:39:29 milou kernel: devfs: devfs_put(ttyp3): de: cf6ddd1c, parent: c1419724 "" Dec 2 07:39:29 milou kernel: devfs: d_delete(): dropping negative dentry: cf45d654 Dec 2 07:39:29 milou kernel: devfs: d_release(): dentry: cf45d654 inode: 00000000 Dec 2 07:39:29 milou kernel: devfs: d_delete(): dentry: cf45d5e0 inode: cf37826c devfs_entry: cf6ddf3c Dec 2 07:39:29 milou kernel: devfs: d_iput(): dentry: cf45d5e0 inode: cf37826c de: cf6ddf3c de->dentry: cf45d5e0 Dec 2 07:39:29 milou kernel: devfs: devfs_put(s3): de: cf6ddf3c, parent: c14d0874 "pty" Dec 2 07:39:29 milou kernel: devfs: d_release(): dentry: cf45d5e0 inode: 00000000 Dec 2 07:39:32 milou kernel: devfs: devfs_unregister(): de->name: "s2" de: cf6da18c Dec 2 07:39:32 milou kernel: devfs: d_delete(): dentry: cf6c4ba4 inode: cf6c163c devfs_entry: c14d0a0c Dec 2 07:39:32 milou kernel: devfs: d_delete(): dentry: cf45d410 inode: cf463bd4 devfs_entry: cf6da18c Dec 2 07:39:32 milou kernel: devfs: d_iput(): dentry: cf45d410 inode: cf463bd4 de: cf6da18c de->dentry: cf45d410 Dec 2 07:39:32 milou kernel: devfs: d_release(): dentry: cf45d410 inode: 00000000 Dec 2 07:39:32 milou kernel: devfs: devfs_put(s2): de: cf6da18c, parent: c14d0874 "pty" Dec 2 07:39:32 milou kernel: Unable to handle kernel paging request at virtual address 5a5a5a5e Dec 2 07:39:32 milou kernel: printing eip: Dec 2 07:39:32 milou kernel: c01516f9 Dec 2 07:39:32 milou kernel: *pde = 00000000 Dec 2 07:39:32 milou kernel: Oops: 0002 Dec 2 07:39:32 milou kernel: CPU: 0 Dec 2 07:39:32 milou kernel: EIP: 0010:[devfs_put+13/296] Not tainted Dec 2 07:39:32 milou kernel: EFLAGS: 00010206 Dec 2 07:39:32 milou kernel: eax: 5a5a5a5a ebx: 5a5a5a5a ecx: 00000001 edx: 5a5a5a5a Dec 2 07:39:32 milou kernel: esi: 00000000 edi: 00000027 ebp: 00000000 esp: cf657f40 Dec 2 07:39:32 milou kernel: ds: 0018 es: 0018 ss: 0018 Dec 2 07:39:32 milou kernel: Process devfsd-new (pid: 130, stackpage=cf657000) Dec 2 07:39:32 milou kernel: Stack: 00000027 c015465c 5a5a5a5a cf978484 ffffffea 00000000 00000420 cfb97800 Dec 2 07:39:32 milou kernel: c01e7f40 cf4fc224 5a5a5a5a 000003f9 00000000 00000000 00000001 00000000 Dec 2 07:39:32 milou kernel: cf656000 00000000 00000000 00000000 cf656000 c01e7f6c c01e7f6c c012f5e6 Dec 2 07:39:32 milou kernel: Call Trace: [devfsd_read+856/976] [sys_read+150/204] [system_call+51/56] Dec 2 07:39:32 milou kernel: Dec 2 07:39:32 milou kernel: Code: ff 4b 04 0f 94 c0 84 c0 0f 84 09 01 00 00 3b 1d 00 15 21 c0 Dec 2 07:39:39 milou kernel: devfs: devfs_unregister(): de->name: "s1" de: cf6da3ac Dec 2 07:39:39 milou kernel: devfs: d_delete(): dentry: cf6c4abc inode: cf6c126c devfs_entry: c14d0984 Dec 2 07:39:39 milou kernel: devfs: d_delete(): dentry: cf45d240 inode: cf46361c devfs_entry: cf6da3ac Dec 2 07:39:39 milou kernel: devfs: d_iput(): dentry: cf45d240 inode: cf46361c de: cf6da3ac de->dentry: cf45d240 Dec 2 07:39:39 milou kernel: devfs: d_release(): dentry: cf45d240 inode: 00000000 Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cff25294 inode: cff2122c devfs_entry: c14d512c Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf6cbe3c inode: cf6c50a4 devfs_entry: c15d45ac Dec 2 07:39:42 milou kernel: devfs: devfs_unregister(): de->name: "s0" de: cf6da5cc Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf6c49d4 inode: cf6c2dbc devfs_entry: c14d08fc Dec 2 07:39:42 milou kernel: devfs: d_delete(): dentry: cf620d00 inode: cf52824c devfs_entry: cf6da5cc Dec 2 07:39:42 milou kernel: devfs: d_iput(): dentry: cf620d00 inode: cf52824c de: cf6da5cc de->dentry: cf620d00 Dec 2 07:39:42 milou kernel: devfs: d_release(): dentry: cf620d00 inode: 00000000 Dec 2 07:39:56 milou kernel: devfs: d_delete(): dentry: cf6cbeb0 inode: cf6c528c devfs_entry: cf6c625c Dec 2 07:39:56 milou kernel: devfs: lookup(ptmx): dentry: cf620878 parent: c1419724 by: "mc" --------------D0899884FD97F70ECB739B7D-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/