From: Pierre Rousselet <pierre.rousselet@wanadoo.fr>
To: Richard Gooch <rgooch@ras.ucalgary.ca>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.5.1-pre5 not easy to boot with devfs
Date: Sun, 02 Dec 2001 08:11:16 +0100 [thread overview]
Message-ID: <3C09D414.B1811231@wanadoo.fr> (raw)
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>
[-- Attachment #1: Type: text/plain, Size: 5151 bytes --]
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 <SysRq U>, <SysRq B>.
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 <pierre.rousselet@wanadoo.fr>
------------------------------------------------
[-- Attachment #2: Oops-devfs-v200-2.5.1-pre5 --]
[-- Type: text/plain, Size: 4361 bytes --]
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"
next prev parent reply other threads:[~2001-12-02 7:13 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-01 4:43 2.5.1-pre5 not easy to boot with devfs Pierre Rousselet
2001-12-01 5:01 ` Alexander Viro
2001-12-01 5:37 ` Linus Torvalds
2001-12-01 7:01 ` Richard Gooch
2001-12-01 8:45 ` Pierre Rousselet
2001-12-01 18:36 ` Richard Gooch
2001-12-01 20:37 ` Pierre Rousselet
2001-12-01 23:20 ` Richard Gooch
2001-12-02 1:11 ` Pierre Rousselet
2001-12-02 10:28 ` Pierre Rousselet
2001-12-02 16:59 ` Alexander Viro
2001-12-02 17:14 ` Alan Cox
2001-12-02 18:02 ` Richard Gooch
2001-12-03 12:58 ` Jens Axboe
2001-12-03 19:06 ` Richard Gooch
2001-12-03 20:52 ` Jens Axboe
2001-12-02 17:55 ` Richard Gooch
2001-12-03 19:54 ` Alexander Viro
2001-12-02 22:57 ` Keith Owens
2001-12-03 4:50 ` Pierre Rousselet
2001-12-02 8:05 ` Pierre Rousselet
2001-12-01 23:47 ` Richard Gooch
2001-12-02 7:11 ` Pierre Rousselet [this message]
2001-12-02 21:22 ` Richard Gooch
2001-12-02 9:27 ` Pierre Rousselet
2001-12-02 19:40 ` Bongani Hlope
2001-12-01 9:59 ` Pierre Rousselet
2001-12-03 6:33 ` Richard Gooch
2001-12-03 5:57 ` Pierre ROUSSELET
2001-12-03 12:16 ` Pierre Rousselet
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3C09D414.B1811231@wanadoo.fr \
--to=pierre.rousselet@wanadoo.fr \
--cc=linux-kernel@vger.kernel.org \
--cc=rgooch@ras.ucalgary.ca \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.