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Ming Lei authored
We can't check ref->data->confirm_switch directly in __percpu_ref_exit(), since ref->data may not be allocated in one not-initialized refcount. Fixes: 2b0d3d3e ("percpu_ref: reduce memory footprint of percpu_ref in fast path") Reported-by:
<syzbot+fd15ff734dace9e16437@syzkaller.appspotmail.com> Signed-off-by:
Ming Lei <ming.lei@redhat.com> Signed-off-by:
Jens Axboe <axboe@kernel.dk>
7ea6bf2eMing Lei authoredWe can't check ref->data->confirm_switch directly in __percpu_ref_exit(), since ref->data may not be allocated in one not-initialized refcount. Fixes: 2b0d3d3e ("percpu_ref: reduce memory footprint of percpu_ref in fast path") Reported-by:
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