../net/core/sock.c:2484:9: warning: context imbalance in 'sk_clone_lock' - wrong count at exit ../net/core/sock.c:2488:6: warning: context imbalance in 'sk_free_unlock_clone' - unexpected unlock ../net/core/sock.c:4122:13: warning: context imbalance in 'proto_seq_start' - wrong count at exit ../net/core/sock.c:4134:13: warning: context imbalance in 'proto_seq_stop' - wrong count at exit ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../net/core/sock.c:2487:9: warning: context imbalance in 'sk_clone_lock' - wrong count at exit ../net/core/sock.c:2491:6: warning: context imbalance in 'sk_free_unlock_clone' - unexpected unlock ../net/core/sock.c:4125:13: warning: context imbalance in 'proto_seq_start' - wrong count at exit ../net/core/sock.c:4137:13: warning: context imbalance in 'proto_seq_stop' - wrong count at exit ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?