Re: [issue563] strange bug with USB hdd

["Simon 'corecode' Schubert" <corecode@xxxxxxxxxxxx>]

Alexander Shiryaev wrote:
> Alexander Shiryaev <coumarin@gmail.com> added the comment:
>
> Yes, I can reproduce bug in -DEVEL (10 Jul 2007). But I can not understand, it
> is the same bug or not.

thanks for your report.  this indeed looks very serious.

> Condition for 100% bug reproducibility:
>
> 1. System installed to USB HDD (USB box vendor 0x05e3) and booted from it. USB
> box connected to right USB slot of Dell Latitude X1 laptop.
>
> 2. USB box JMicron connected to left USB slot, file system UFS created and
> mounted to /mnt.
>
> 3. cp -R /home/dcvs /mnt process started.
>
> There is kernel panic "vm_fault: unrecoverable fault at 0x**** in entry 0x****"
> or many "bad block ****, ino ****" messages after 2-15 minutes.

is any of the source filesystems damaged after that?

cheers
 simon