On 9/7/21 6:12 AM, Li Jinlin wrote: > From: Li Jinlin <lijinlin3@xxxxxxxxxx> > > The pending timer has been set up in blk_throtl_init(). However, the > timer is not deleted in blk_throtl_exit(). This means that the timer > handler may still be running after freeing the timer, which would > result in a use-after-free. > > Fix by calling del_timer_sync() to delete the timer in blk_throtl_exit(). Applied, thanks. -- Jens Axboe