On Mon, Aug 19, 2019 at 09:22:32PM +0800, we...@ucloud.cn wrote: > From: wenxu <we...@ucloud.cn> > > The flow_block_ing_cmd() needs to call blocking functions while iterating > block_ing_cb_list, nft_indr_block_get_and_ing_cmd is in the cb_list, > So it is the incorrect rcu case. To fix it just traverse the list under > the commit mutex.
The flow_indr_block_call() is called from a path that already holds this lock.
