Re: Oops on 2.6.9-ac16: xfs, dm and md may be involved

From: Christoph Hellwig
Date: Wed Dec 22 2004 - 13:30:35 EST

On Tue, Dec 21, 2004 at 07:57:54PM +0100, Joerg Sommrey wrote:
> Hello,
> last night my box died with a kernel oops. There was a backup
> running at that time. The setup:
> - 2 SATA disks + 1 SCSI disk
> - SATA partitions build up md-raid-arrays (level 0 and 1)
> - md-raid-devices and SCSI partitions are physical volumes for dm
> - dm logical volumes are used for xfs filesystems
> - backup is done on dm-snapshots of those filesystems

Given the strange backtrace and this enormous stack of drivers I bet
you're seeing a stack overflow.

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