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Re: FW: 2.4.18-14 kernel stuck during ext3 umount with ping stillresponding



Hi,

On Wed, 2003-01-08 at 16:34, Yuval Yeret wrote:

> > I'm running a 2.4.18-14 kernel with a heavy IO profile using 
> > ext3 over RAID 0+1 volumes. 

> > After one of the occurences I managed to get some output 
> > using the sysrq keys. 

Serial console is useful for getting such traces reliably.

> > This seems similar to what is described in 
> > http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=77508 but 
> > there is no solution yet...

That particular bug was different, and should be fixed in current
kernels --- it was due to a low-latency scheduling point in
invalidate_bdev, whereas your trace seems to be in fsync_buffers_list()
--- somewhere completely different.

Does the errata kernel fix things?

--Stephen





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