scripts/kconfig/conf  --syncconfig Kconfig
  DESCEND  objtool
  CALL    scripts/atomic/check-atomics.sh
  CALL    scripts/checksyscalls.sh
  CHK     include/generated/compile.h
  CC      net/core/skbuff.o
  GZIP    kernel/config_data.gz
  CC      kernel/configs.o
  AR      kernel/built-in.a
net/core/skbuff.c: In function ‘skb_send_sock_locked’:
net/core/skbuff.c:2340:6: error: ‘struct msghdr’ has no member named ‘flags’
 2340 |   msg.flags = MSG_DONTWAIT;
      |      ^
scripts/Makefile.build:278: recipe for target 'net/core/skbuff.o' failed
make[2]: *** [net/core/skbuff.o] Error 1
scripts/Makefile.build:489: recipe for target 'net/core' failed
make[1]: *** [net/core] Error 2
make[1]: *** Waiting for unfinished jobs....
Makefile:1071: recipe for target 'net' failed
make: *** [net] Error 2