All of lore.kernel.org
 help / color / mirror / Atom feed
From: Tom Vier <tmv@comcast.net>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.7: preempt + sysfs = BUG on ppc
Date: Mon, 21 Jun 2004 19:44:25 -0400	[thread overview]
Message-ID: <20040621234425.GA24935@zero> (raw)
In-Reply-To: <20040620144906.095a4f93.akpm@osdl.org>

On Sun, Jun 20, 2004 at 02:49:06PM -0700, Andrew Morton wrote:
> >  kernel BUG in fill_read_buffer at fs/sysfs/file.c:92!
> 
> Please add this patch, then retest:
> 
> --- 25/fs/sysfs/file.c~sysfs-overflow-debug	2004-06-20 14:44:44.272707136 -0700
> +++ 25-akpm/fs/sysfs/file.c	2004-06-20 14:48:23.580367304 -0700

here ya go. it's /sys/class/net/eth1/wireless/beacon. that's for my airport
card (apple branded lucent chip). i would look at its sysfs code, but i'm
not familiar with it at all (and i'm busy).


fill_read_buffer: show handler overrun
->show handler: 0xc010e38c (class_device_attr_show+0x0/0x48)
kernel BUG in fill_read_buffer at fs/sysfs/file.c:99!
Oops: Exception in kernel mode, sig: 5 [#1]
PREEMPT 
NIP: C00968EC LR: C00968EC SP: D19A7EA0 REGS: d19a7df0 TRAP: 0700    Not tainted
MSR: 00029032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
TASK = d1366d80[878] 'rsync' THREAD: d19a6000Last syscall: 3 
GPR00: C00968EC D19A7EA0 D1366D80 00000001 00001AE3 FFFFFFFF C02D9674 C02D970C 
GPR08: 0019377F C0290000 00000000 D19A6000 80008424 1004CFE4 00000000 00000004 
GPR16: 10057B08 10040000 10057880 00000000 00001000 FFFFFFFF 00001000 00000000 
GPR24: 00001000 00000000 00000000 00000000 C025DFCC CB2598FC C079F1A8 FFFFFFEA 
NIP [c00968ec] fill_read_buffer+0xe0/0xf8
LR [c00968ec] fill_read_buffer+0xe0/0xf8
Call trace:
 [c0096a6c] sysfs_read_file+0x5c/0x78
 [c005ad68] vfs_read+0xdc/0x128
 [c005afd8] sys_read+0x40/0x74
 [c0005b20] ret_from_syscall+0x0/0x44

-- 
Tom Vier <tmv@comcast.net>
DSA Key ID 0x15741ECE

  reply	other threads:[~2004-06-21 23:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-20 15:39 2.6.7: preempt + sysfs = BUG on ppc Tom Vier
2004-06-20 21:49 ` Andrew Morton
2004-06-21 23:44   ` Tom Vier [this message]
2004-06-22  0:26     ` Andrew Morton
2004-06-23  0:50       ` Tom Vier

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=20040621234425.GA24935@zero \
    --to=tmv@comcast.net \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    /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.