Messages in this thread | | | Date | Mon, 25 Oct 2004 12:05:24 +0200 | From | Jens Axboe <> | Subject | Re: 2.6.9-mm1 oops |
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On Mon, Oct 25 2004, Jens Axboe wrote: > On Mon, Oct 25 2004, Lorenzo Allegrucci wrote: > > On Sunday 24 October 2004 22:02, Lorenzo Allegrucci wrote: > > > On Sunday 24 October 2004 16:20, Lorenzo Allegrucci wrote: > > > > On Sunday 24 October 2004 14:30, Jens Axboe wrote: > > > > > On Sat, Oct 23 2004, Lorenzo Allegrucci wrote: > > > > > > > > > > > > 100% reproducible with elevator=cfq > > > > > > > > > > but not with the other io schedulers? > > > > > > > > No, now I can reproduce it with the anticipatory scheduler too. > > > > > > I've just got the same oops using XFS instead of ext3. > > > > And disabling CONFIG_PREEMPT_BKL doesn't help. > > I'll try to reproduce it here now.
Something fishy is going on here - it seems to happen in the if (ret) cleanup in direct_io_worker(), last error was -EFAULT for this case. And reverting the dio eof patch 'fixes' the bug, I don't know why yet.
-- Jens Axboe
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