From: Mike Fedyk <mfedyk@matchmail.com>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, oliver@neukum.org
Subject: Re: OOps in HFS was: 2.6.0-test4-mm3
Date: Tue, 16 Sep 2003 16:59:38 -0700 [thread overview]
Message-ID: <20030916235938.GB3490@matchmail.com> (raw)
In-Reply-To: <20030916144012.0ab9b009.akpm@osdl.org>
On Tue, Sep 16, 2003 at 02:40:12PM -0700, Andrew Morton wrote:
> Mike Fedyk <mfedyk@matchmail.com> wrote:
> >
> > Just reading a hfs floppy...
>
> It's not an oops - it's a warning.
>
Oh, sorry, I didn't notice. Will try harder next time. ;)
> > Sep 15 10:10:49 mis-mike-wstn kernel: inserting floppy driver for 2.6.0-test4-mm3-1-mdfail
> > Sep 15 10:10:49 mis-mike-wstn kernel: Floppy drive(s): fd0 is 1.44M
> > Sep 15 10:10:49 mis-mike-wstn kernel: FDC 0 is a post-1991 82077
> > Sep 15 10:10:49 mis-mike-wstn kernel: PM: Adding info for platform:floppy0
> > Sep 15 10:11:14 mis-mike-wstn kernel: Debug: sleeping function called from invalid context at mm/slab.c:1833
> > Sep 15 10:11:14 mis-mike-wstn kernel: Call Trace:
> > Sep 15 10:11:14 mis-mike-wstn kernel: [__might_sleep+99/104] __might_sleep+0x63/0x68
> > Sep 15 10:11:15 mis-mike-wstn kernel: [kmem_cache_alloc+37/324] kmem_cache_alloc+0x25/0x144
> > Sep 15 10:11:15 mis-mike-wstn kernel: [_end+340461616/1068932160] grow_entries+0x24/0xa0 [hfs]
> > Sep 15 10:11:15 mis-mike-wstn kernel: [_end+340462938/1068932160] get_new_entry+0x1e/0x460 [hfs]
>
> get_entry() does disk I/O under spin_lock(&entry_lock). Deadlock country.
> A simple fix would be to convert entry_lock into a semaphore.
>
Maybe. It's a client diskette. Would it be ok if a couple files were
truncated or filled with zeros?
> > Sep 15 10:21:11 mis-mike-wstn kernel: hfs_cat_put: trying to free free entry: c261451c
> > Sep 15 10:21:11 mis-mike-wstn kernel: hfs_cat_put: trying to free free entry: cc08f104
> > Sep 15 10:21:11 mis-mike-wstn kernel: hfs_cat_put: trying to free free entry: c7997ccc
> > Sep 15 10:21:11 mis-mike-wstn kernel: hfs_cat_put: trying to free free entry: c6cb9728
>
> Well that's not very good. Can you make an image of that floppy available for download?
>
> Does 2.4's HFS driver work OK?
I will give that a try.
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prev parent reply other threads:[~2003-09-16 23:59 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-29 6:56 2.6.0-test4-mm3 Andrew Morton
2003-08-29 7:45 ` 2.6.0-test4-mm3 Andrew Morton
2003-08-29 15:42 ` 2.6.0-test4-mm3 Ed Sweetman
2003-08-29 15:57 ` 2.6.0-test4-mm3 Andrew Morton
2003-08-29 15:59 ` 2.6.0-test4-mm3 Felipe Alfaro Solana
2003-08-30 1:43 ` OOps in 2.6.0-test4-mm3-1 Mike Fedyk
2003-09-10 18:53 ` 2.6.0-test4-mm3 Mike Fedyk
2003-09-10 18:55 ` ide-scsi oops was: 2.6.0-test4-mm3 Mike Fedyk
2003-09-10 18:43 ` Andrew Morton
2003-09-10 19:10 ` Mike Fedyk
2003-09-11 15:24 ` Alan Cox
2003-09-10 20:04 ` Martin J. Bligh
2003-09-10 20:53 ` Paul Larson
2003-09-11 8:20 ` Jens Axboe
2003-09-11 15:12 ` Gerhard Mack
2003-09-11 21:52 ` Jens Axboe
2003-09-11 15:27 ` Alan Cox
2003-09-11 21:50 ` Jens Axboe
2003-09-11 18:13 ` Martin J. Bligh
2003-09-11 18:30 ` Mike Fedyk
2003-09-11 21:52 ` Jens Axboe
2003-09-16 21:41 ` OOps in HFS " Mike Fedyk
2003-09-16 21:40 ` Andrew Morton
2003-09-16 23:59 ` Mike Fedyk [this message]
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