On Wed, Sep 23, 2015 at 08:41:25PM +0300, Artem Bityutskiy wrote: > Hi > > $ sync > $ reboot If this is case, it should be possible to reproduce with: cp a bunch of stuff to /ext4 unmount /ext4 mount ext4 compare data If you're not getting a clean unmount of the test FS during the reboot, its a different test. Trying to reproduce here, so far its clean. Could you please double check for failed unmounts? Thanks, Chris -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html