Hello!

On Wed, Aug 21, 2002 at 01:28:12AM -0700, Max Power wrote:
> Not looking for solutions, just delivering a bug report.
> I have a 30GB Seagate with one partition on it formatted ReiserFS (version
> 3.6.25 apparently) on which some CDROM images reside. Kernel 2.4.18
> (mandrake).
> 
> When I try to read the files I get the following type of messages in my
> syslog:
> Aug 20 19:28:28 stroke kernel: attempt to access beyond end of device
> Aug 20 19:28:28 stroke kernel: 16:41: rw=0, want=471759240, (=0x1c1e7988), 
>limit=471759240
> Aug 20 19:33:57 stroke kernel: attempt to access beyond end of device
> Aug 20 19:33:57 stroke kernel: 16:41: rw=0, want=623828640, (=0x252edea0), 
>limit=623828640
> Aug 20 19:36:19 stroke kernel: attempt to access beyond end of device
> Aug 20 19:36:19 stroke kernel: 16:41: rw=0, want=1685807688, (=0x647b6248), 
>limit=1685807688
> Aug 21 00:33:34 stroke kernel: attempt to access beyond end of device
> Aug 21 00:33:34 stroke kernel: 16:41: rw=0, want=1758259028, (=0x68cce754), 
>limit=1758259028
> Aug 21 00:33:38 stroke kernel: attempt to access beyond end of device
> Aug 21 00:33:38 stroke kernel: 16:41: rw=0, want=389077160, (=0x1730d8a8), 
>limit=389077160
> Aug 21 00:33:46 stroke kernel: attempt to access beyond end of device
> Aug 21 00:33:46 stroke kernel: 16:41: rw=0, want=1411977092, (=0x54290f84), 
>limit=1411977092

> I've tried all manor of reiserfscking repeatedly. Each time it seems to
> fix something different. I've read about the issues with fdisk and not
> rebooting and admit that this _could_ be my issue but that doesn't explain
> why all the "want" and "limit" numbers are identical. I'm also curious why

What do you mean by "identical"? I see they are different each time and this is
very strance since limit should be always the same.

> upon umount/mounting the partition the location where the read fails
> changes.

This is also very strange.
Are you sure your hardware correctly delivers data? Have you verified that?

> I was able to retreive my data but I couldn't tell you why it worked. To
> do so, I umount/mount'd the partition then cat'd the iso file to
> /dev/null. THEN I was able to cat the files and redirect them to new files
> on a different disk. If I try to "copy" 2 files in a row without a
> umount/mount I get the I/O errors right away. A plain old 'cp' never
> worked right. Had to do the cat trick for every file.

I'd suspect hardware problems first.

> BTW, that problem with the fdisk and not rebooting... Is there any way you
> can code reiserfsck so it will tell you that you screwed it up? How can I

Not easily.

> know if I did it right or not at this point?

If fdisk told you ioctl to reread partition table failed, you need to reboot.
Hard to tell it later.

Bye,
    Oleg

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