kernel: bonding: stop the device in bond_setup_by_slave()

In the Linux kernel, the following vulnerability has been resolved: bonding: stop the device in bondsetupbyslave Commit 9eed321cde22 "net: lapbether: only support ethernet devices" has been able to keep syzbot away from net/lapb, until today. In the following splat 1, the issue is that a lapbethe...