public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Paul Clements <Paul.Clements@SteelEye.com>
To: Dave Jones <davej@redhat.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: nbd oops on unload.
Date: Wed, 18 Feb 2004 01:00:29 -0500	[thread overview]
Message-ID: <4032FF7D.55D9935B@SteelEye.com> (raw)
In-Reply-To: 20040217224700.GE6242@redhat.com

Dave Jones wrote:
> 
> modprobe nbd ; rmmod nbd  was enough to reproduce this one..
> (2.6.3rc4)

hmmm...I'll look into it...out of curiosity, are you using any "unusual"
kernel config options? I've done the same test myself many times and
have not seen any problems...

--
Paul



>                 Dave
> 
> nbd: registered device at major 43
> Unable to handle kernel paging request at virtual address 6b6b6baf
>  printing eip:
> c01d3206
> *pde = 00000000
> Oops: 0000 [#2]
> CPU:    0
> EIP:    0060:[<c01d3206>]    Not tainted
> EFLAGS: 00010202
> EIP is at kobject_hotplug+0x24/0x30
> eax: c02e9ff3   ebx: c36530d4   ecx: c36530d4   edx: 6b6b6b6b
> esi: c1f4f190   edi: 00000000   ebp: 00000000   esp: c44c5f24
> ds: 007b   es: 007b   ss: 0068
> Process rmmod (pid: 7597, threadinfo=c44c4000 task=c40b4650)
> Stack: c01d3486 c36530d4 c01d349d c3653084 c0224536 c3653084 c02276d0 c1f4f190
>        c7c103dc c022857a c1f4f190 c0191001 c1f4f190 c7c12990 c7c0e4a4 c7c0fd80
>        00000000 c031acd8 c013a805 0064626e 00000000 c2cd62d8 c2cd62d8 b80d1000
> Call Trace:
>  [<c01d3486>] kobject_del+0xf/0x1e
>  [<c01d349d>] kobject_unregister+0x8/0x10
>  [<c0224536>] elv_unregister_queue+0xf/0x1d
>  [<c02276d0>] blk_unregister_queue+0x1b/0x36
>  [<c022857a>] unlink_gendisk+0x8/0x19
>  [<c0191001>] del_gendisk+0x45/0xc8
>  [<c7c0e4a4>] nbd_cleanup+0x26/0x55 [nbd]
>  [<c013a805>] sys_delete_module+0x168/0x18a
>  [<c014ff4d>] unmap_vma_list+0xe/0x17
>  [<c01503f9>] do_munmap+0x17d/0x189
>  [<c010b697>] syscall_call+0x7/0xb
> 
> Code: 83 7a 44 00 74 05 e9 9f fd ff ff c3 53 31 d2 89 c3 c7 40 18
> 
> -
> 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/

  reply	other threads:[~2004-02-18  6:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-17 22:47 nbd oops on unload Dave Jones
2004-02-18  6:00 ` Paul Clements [this message]
2004-02-18  7:17   ` Jens Axboe
2004-02-18 17:39     ` Paul Clements
2004-02-18 22:03       ` nbd oops on unload. [PATCH x2] Paul Clements

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=4032FF7D.55D9935B@SteelEye.com \
    --to=paul.clements@steeleye.com \
    --cc=davej@redhat.com \
    --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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox