bond0 (unregistering): Released all slaves unregister_netdevice: waiting for lo to become free. Usage count = 2 leaked reference. __netdev_tracker_alloc include/linux/netdevice.h:4020 [inline] netdev_hold include/linux/netdevice.h:4049 [inline] ipv6_add_dev+0x300/0xeec net/ipv6/addrconf.c:401 addrconf_notify+0x3ac/0x1080 net/ipv6/addrconf.c:3552 notifier_call_chain+0xc0/0x180 kernel/notifier.c:87 raw_notifier_call_chain+0x18/0x24 kernel/notifier.c:455 call_netdevice_notifiers_info+0x80/0xe0 net/core/dev.c:1944 call_netdevice_notifiers_extack net/core/dev.c:1982 [inline] call_netdevice_notifiers net/core/dev.c:1996 [inline] register_netdevice+0xa7c/0x1094 net/core/dev.c:10078 register_netdev+0x24/0x4c net/core/dev.c:10173 loopback_net_init+0x6c/0x124 drivers/net/loopback.c:219 ops_init+0x8c/0x46c net/core/net_namespace.c:135 setup_net+0x638/0xbec net/core/net_namespace.c:333 copy_net_ns+0x1fc/0x560 net/core/net_namespace.c:483 create_new_namespaces+0x300/0x840 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0x7c/0x174 kernel/nsproxy.c:228 ksys_unshare+0x284/0x580 kernel/fork.c:3202 __do_sys_unshare kernel/fork.c:3273 [inline] __se_sys_unshare kernel/fork.c:3271 [inline] __arm64_sys_unshare+0x30/0x50 kernel/fork.c:3271 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52 unregister_netdevice: waiting for lo to become free. Usage count = 2 leaked reference. __netdev_tracker_alloc include/linux/netdevice.h:4020 [inline] netdev_hold include/linux/netdevice.h:4049 [inline] ipv6_add_dev+0x300/0xeec net/ipv6/addrconf.c:401 addrconf_notify+0x3ac/0x1080 net/ipv6/addrconf.c:3552 notifier_call_chain+0xc0/0x180 kernel/notifier.c:87 raw_notifier_call_chain+0x18/0x24 kernel/notifier.c:455 call_netdevice_notifiers_info+0x80/0xe0 net/core/dev.c:1944 call_netdevice_notifiers_extack net/core/dev.c:1982 [inline] call_netdevice_notifiers net/core/dev.c:1996 [inline] register_netdevice+0xa7c/0x1094 net/core/dev.c:10078 register_netdev+0x24/0x4c net/core/dev.c:10173 loopback_net_init+0x6c/0x124 drivers/net/loopback.c:219 ops_init+0x8c/0x46c net/core/net_namespace.c:135 setup_net+0x638/0xbec net/core/net_namespace.c:333 copy_net_ns+0x1fc/0x560 net/core/net_namespace.c:483 create_new_namespaces+0x300/0x840 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0x7c/0x174 kernel/nsproxy.c:228 ksys_unshare+0x284/0x580 kernel/fork.c:3202 __do_sys_unshare kernel/fork.c:3273 [inline] __se_sys_unshare kernel/fork.c:3271 [inline] __arm64_sys_unshare+0x30/0x50 kernel/fork.c:3271 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52 unregister_netdevice: waiting for lo to become free. Usage count = 2 leaked reference. __netdev_tracker_alloc include/linux/netdevice.h:4020 [inline] netdev_hold include/linux/netdevice.h:4049 [inline] ipv6_add_dev+0x300/0xeec net/ipv6/addrconf.c:401 addrconf_notify+0x3ac/0x1080 net/ipv6/addrconf.c:3552 notifier_call_chain+0xc0/0x180 kernel/notifier.c:87 raw_notifier_call_chain+0x18/0x24 kernel/notifier.c:455 call_netdevice_notifiers_info+0x80/0xe0 net/core/dev.c:1944 call_netdevice_notifiers_extack net/core/dev.c:1982 [inline] call_netdevice_notifiers net/core/dev.c:1996 [inline] register_netdevice+0xa7c/0x1094 net/core/dev.c:10078 register_netdev+0x24/0x4c net/core/dev.c:10173 loopback_net_init+0x6c/0x124 drivers/net/loopback.c:219 ops_init+0x8c/0x46c net/core/net_namespace.c:135 setup_net+0x638/0xbec net/core/net_namespace.c:333 copy_net_ns+0x1fc/0x560 net/core/net_namespace.c:483 create_new_namespaces+0x300/0x840 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0x7c/0x174 kernel/nsproxy.c:228 ksys_unshare+0x284/0x580 kernel/fork.c:3202 __do_sys_unshare kernel/fork.c:3273 [inline] __se_sys_unshare kernel/fork.c:3271 [inline] __arm64_sys_unshare+0x30/0x50 kernel/fork.c:3271 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52