Messages in this thread | | | Date | Wed, 15 Jun 2022 15:21:47 +0200 | From | Christoph Hellwig <> | Subject | Re: [syzbot] KASAN: use-after-free Read in copy_page_from_iter_atomic (2) |
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On Tue, Jun 14, 2022 at 04:50:22PM +0800, Qu Wenruo wrote: > The same way as data? > > map-logical to find the location of a mirror, write 4 bytes of zero into > the location, then call it a day. > > Although for metadata, you may want to choose a metadata that would > definitely get read. > Thus tree root is a good candidate.
And how do I find out the logic address of the tree root?
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