../net/bridge/br_multicast.c: note: in included file (through ../include/linux/igmp.h): ../include/uapi/linux/igmp.h:60:32: warning: array of flexible structures ../net/bridge/br_multicast.c: note: in included file: ../include/net/mld.h:32:43: warning: array of flexible structures ../net/ipv6/ip6mr.c:433:13: warning: context imbalance in 'ip6mr_vif_seq_start' - different lock contexts for basic block ../net/ipv6/ip6mr.c: note: in included file (through ../include/linux/mroute6.h): ../include/linux/mroute_base.h:432:31: warning: context imbalance in 'mr_mfc_seq_stop' - unexpected unlock ../net/ipv4/ipmr.c:2944:13: warning: context imbalance in 'ipmr_vif_seq_start' - different lock contexts for basic block ../net/ipv4/ipmr.c: note: in included file (through ../include/linux/mroute.h): ../include/linux/mroute_base.h:432:31: warning: context imbalance in 'mr_mfc_seq_stop' - unexpected unlock ../drivers/net/ethernet/mediatek/mtk_ppe_offload.c:124:19: warning: cast to restricted __be32 ../drivers/net/ethernet/mediatek/mtk_ppe_offload.c:128:41: warning: restricted __be32 degrades to integer ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?