unregister_netdevice: waiting for GPL to become free. Usage count = 2 ref_tracker: GPL@ffff888027dd0608 has 1/1 users at dev_ifsioc+0xbfe/0xe70 net/core/dev_ioctl.c:586 dev_ioctl+0x719/0x1340 net/core/dev_ioctl.c:783 sock_do_ioctl+0x240/0x460 net/socket.c:1223 sock_ioctl+0x626/0x8e0 net/socket.c:1328 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f