kernel: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: acquire rcureadlock in instancedestroyrcu syzbot reported that nfreinject could be called without rcureadlock : WARNING: suspicious RCU usage 6.9.0-rc7-syzkaller-02060-g5c1672705a1a 0 Not tainted...