== kernel ==

In file included from arch/arm/vfp/vfpmodule.c:12:0:
include/linux/cpu.h:332:6: error: nested redefinition of ‘enum cpu_mitigations’
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:332:6: error: redeclaration of ‘enum cpu_mitigations’
include/linux/cpu.h:315:6: note: originally defined here
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:333:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_OFF’
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:316:2: note: previous definition of ‘CPU_MITIGATIONS_OFF’ was here
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:334:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_AUTO’
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:317:2: note: previous definition of ‘CPU_MITIGATIONS_AUTO’ was here
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:340:20: error: redefinition of ‘cpu_mitigations_off’
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:323:20: note: previous definition of ‘cpu_mitigations_off’ was here
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
make[1]: *** [arch/arm/vfp/vfpmodule.o] Error 1
make: *** [arch/arm/vfp] Error 2
make: *** Waiting for unfinished jobs....
In file included from include/linux/perf_event.h:48:0,
                 from include/linux/trace_events.h:9,
                 from include/trace/syscall.h:6,
                 from include/linux/syscalls.h:81,
                 from init/main.c:18:
include/linux/cpu.h:332:6: error: nested redefinition of ‘enum cpu_mitigations’
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:332:6: error: redeclaration of ‘enum cpu_mitigations’
include/linux/cpu.h:315:6: note: originally defined here
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:333:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_OFF’
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:316:2: note: previous definition of ‘CPU_MITIGATIONS_OFF’ was here
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:334:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_AUTO’
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:317:2: note: previous definition of ‘CPU_MITIGATIONS_AUTO’ was here
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:340:20: error: redefinition of ‘cpu_mitigations_off’
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:323:20: note: previous definition of ‘cpu_mitigations_off’ was here
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
make[1]: *** [init/main.o] Error 1
make[1]: *** Waiting for unfinished jobs....
In file included from include/linux/perf_event.h:48:0,
                 from include/linux/trace_events.h:9,
                 from include/trace/syscall.h:6,
                 from include/linux/syscalls.h:81,
                 from init/do_mounts.h:4,
                 from init/do_mounts_rd.c:21:
include/linux/cpu.h:332:6: error: nested redefinition of ‘enum cpu_mitigations’
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:332:6: error: redeclaration of ‘enum cpu_mitigations’
include/linux/cpu.h:315:6: note: originally defined here
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:333:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_OFF’
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:316:2: note: previous definition of ‘CPU_MITIGATIONS_OFF’ was here
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:334:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_AUTO’
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:317:2: note: previous definition of ‘CPU_MITIGATIONS_AUTO’ was here
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:340:20: error: redefinition of ‘cpu_mitigations_off’
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:323:20: note: previous definition of ‘cpu_mitigations_off’ was here
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
make[1]: *** [init/do_mounts_rd.o] Error 1
In file included from include/linux/icmpv6.h:4:0,
                 from include/linux/ipv6.h:74,
                 from include/net/ipv6.h:16,
                 from include/linux/sunrpc/clnt.h:27,
                 from include/linux/nfs_fs.h:30,
                 from init/do_mounts.c:32:
include/linux/skbuff.h:2284:6: error: conflicting types for ‘skb_rbtree_purge’
 void skb_rbtree_purge(struct rb_root *root);
      ^~~~~~~~~~~~~~~~
include/linux/skbuff.h:2282:14: note: previous declaration of ‘skb_rbtree_purge’ was here
 unsigned int skb_rbtree_purge(struct rb_root *root);
              ^~~~~~~~~~~~~~~~
In file included from include/linux/tcp.h:22:0,
                 from include/linux/ipv6.h:75,
                 from include/net/ipv6.h:16,
                 from include/linux/sunrpc/clnt.h:27,
                 from include/linux/nfs_fs.h:30,
                 from init/do_mounts.c:32:
include/net/sock.h:2200:20: error: redefinition of ‘sk_drops_add’
 static inline void sk_drops_add(struct sock *sk, const struct sk_buff *skb)
                    ^~~~~~~~~~~~
include/net/sock.h:2165:20: note: previous definition of ‘sk_drops_add’ was here
 static inline void sk_drops_add(struct sock *sk, const struct sk_buff *skb)
                    ^~~~~~~~~~~~
In file included from include/linux/perf_event.h:48:0,
                 from include/linux/trace_events.h:9,
                 from include/trace/syscall.h:6,
                 from include/linux/syscalls.h:81,
                 from init/do_mounts.h:4,
                 from init/do_mounts.c:36:
include/linux/cpu.h:332:6: error: nested redefinition of ‘enum cpu_mitigations’
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:332:6: error: redeclaration of ‘enum cpu_mitigations’
include/linux/cpu.h:315:6: note: originally defined here
 enum cpu_mitigations {
      ^~~~~~~~~~~~~~~
include/linux/cpu.h:333:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_OFF’
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:316:2: note: previous definition of ‘CPU_MITIGATIONS_OFF’ was here
  CPU_MITIGATIONS_OFF,
  ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:334:2: error: redeclaration of enumerator ‘CPU_MITIGATIONS_AUTO’
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:317:2: note: previous definition of ‘CPU_MITIGATIONS_AUTO’ was here
  CPU_MITIGATIONS_AUTO,
  ^~~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:340:20: error: redefinition of ‘cpu_mitigations_off’
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
include/linux/cpu.h:323:20: note: previous definition of ‘cpu_mitigations_off’ was here
 static inline bool cpu_mitigations_off(void)
                    ^~~~~~~~~~~~~~~~~~~
make[1]: *** [init/do_mounts.o] Error 1
make: *** [init] Error 2