On Mon 02-07-12 11:54:05, Eric Sandeen wrote: > On 07/02/2012 11:45 AM, Theodore Ts'o wrote: > > On Mon, Jul 02, 2012 at 11:14:42AM -0400, Theodore Ts'o wrote: > >> On Mon, Jul 02, 2012 at 05:54:22PM +0300, Artem Bityutskiy wrote: > >>> On Mon, 2012-07-02 at 10:44 -0400, Theodore Ts'o wrote: > >>>> Can you tell me *which* xfstest this was blocking on? > >>> > >>> Test 068 which runs fsstress. > >> > >> Hmmm, I had just started an xfstests -g auto run using standard ext4 > >> defaults with 3.5-rc2, and I'm not noting any problems. And I've > >> gotten past test 68 w/o any problems. > > > > I just tried again with 3.5-rc5, and I was able to reproduce your > > failure by using "check 68 68 68 68 68" (it failed after the 2nd time > > it ran the fsstress test. What's interesting is that there have been > > no changes in fs/ext4 or fs/jbd2 since 3.5-rc2. So this may have been > > caused by a writeback related change; I'm starting a bisect now. > > Isn't this just part of the whole class of filesystem freeze races Jan > has been trying to work out? Yes, I can hang the kernel on this test with basically any filesystem when running long enough. My freezing patches should fix that - currently waiting for Al to merge them... Honza -- Jan Kara <jack@xxxxxxx> SUSE Labs, CR -- 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
