Re: XFS_DB Problem (Corruption of in-memory data detected.)

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Tue, Feb 10, 2004 at 11:42:16PM +0100, Jan Derfinak wrote:
> > On Linux 2.6 you'll even get a panic for that currently.
> > 
> 
> I have used xfs_db in read-only mode on mounted partitions for long time and I
> never had problem. I use 2.6 kernel now. What is wrong on read-only
> access?

The block device and XFS's metadata use the same pages but they don't
talk to each other enough, so you can get into cases where a page used
by XFS is flushed and the blockdevice code scribbles over the page which
will get you inmemory corruption.