../net/core/rtnetlink.c: note: in included file (through ../include/linux/rbtree.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ../include/linux/umh.h, ../include/linux/kmod.h, ...): ../include/linux/rcupdate.h:880:25: warning: context imbalance in 'rtnl_link_ops_get' - wrong count at exit ../net/core/rtnetlink.c: note: in included file (through ../include/linux/notifier.h, ../arch/x86/include/asm/uprobes.h, ../include/linux/uprobes.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ...): ../include/linux/srcu.h:350:9: warning: context imbalance in 'rtnl_link_ops_put' - unexpected unlock ../net/core/rtnetlink.c: note: in included file (through ../include/linux/rbtree.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ../include/linux/umh.h, ../include/linux/kmod.h, ...): ../include/linux/rcupdate.h:880:25: warning: context imbalance in 'rtnl_af_lookup' - wrong count at exit ../net/core/rtnetlink.c: note: in included file (through ../include/linux/notifier.h, ../arch/x86/include/asm/uprobes.h, ../include/linux/uprobes.h, ../include/linux/mm_types.h, ../include/linux/mmzone.h, ../include/linux/gfp.h, ...): ../include/linux/srcu.h:350:9: warning: context imbalance in 'rtnl_af_put' - unexpected unlock ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?