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Shaohua Li authored
lo_rw_aio->call_read_iter-> 1 aops->direct_IO 2 iov_iter_revert lo_rw_aio_complete could happen between 1 and 2, the bio and bvec could be freed before 2, which accesses bvec. Signed-off-by:
Shaohua Li <shli@fb.com> Signed-off-by:
Jens Axboe <axboe@kernel.dk>
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