XFS hung task in xfs_ail_push_all_sync() when unmounting FS after disk failure/recovery

[Dave Chinner]

On Tue, Apr 12, 2016 at 12:29:48PM +0530, Shyam Kaushik wrote:
> Hi Dave,
> 
> I posted the patch.
> 
> After applying this patch & your use-after-free patch,
> xfs_ail_push_all_sync() processing intent-logs that are no longer relevant
> upon disk failure/recovery doesn't happen anymore. I tried several times
> to recreate and the issue doesn't show up.

OK, so that confirms we are leaking inodes at that spot. I'll have a
look at the patch....

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com