tree: https://android.googlesource.com/kernel/common android-5.4 head: 8f0baddfd871f77de7396c21585f8657717c5ade commit: 5aeda5a3ccb1823eec337c21c1e56e19e16b8e94 [12/13] ANDROID: sched: add vendor hooks to handle scheduling priority config: x86_64-randconfig-s021-20210720 (attached as .config) compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty git remote add android-common https://android.googlesource.com/kernel/common git fetch --no-tags android-common android-5.4 git checkout 5aeda5a3ccb1823eec337c21c1e56e19e16b8e94 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) kernel/sched/core.c:568:9: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] <asn:4> *parent @@ kernel/sched/core.c:568:9: sparse: expected struct sched_domain *[assigned] sd kernel/sched/core.c:568:9: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/core.c:2207:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sched_domain *[assigned] sd @@ got struct sched_domain [noderef] <asn:4> *parent @@ kernel/sched/core.c:2207:17: sparse: expected struct sched_domain *[assigned] sd kernel/sched/core.c:2207:17: sparse: got struct sched_domain [noderef] <asn:4> *parent kernel/sched/core.c:2385:27: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:2385:27: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/core.c:2385:27: sparse: struct task_struct * kernel/sched/core.c:4079:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:4079:17: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/core.c:4079:17: sparse: struct task_struct * kernel/sched/core.c:6071:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:6071:9: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/core.c:6071:9: sparse: struct task_struct * kernel/sched/core.c: note: in included file: include/trace/hooks/sched.h:19:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/sched.h:19:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/sched.h:23:1: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got struct tracepoint_func [noderef] <asn:4> *funcs @@ include/trace/hooks/sched.h:23:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/sched.h:23:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/sched.h:27:1: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got struct tracepoint_func [noderef] <asn:4> *funcs @@ include/trace/hooks/sched.h:27:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/sched.h:27:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/sched.h:31:1: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got struct tracepoint_func [noderef] <asn:4> *funcs @@ include/trace/hooks/sched.h:31:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/sched.h:31:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/sched.h:35:1: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got struct tracepoint_func [noderef] <asn:4> *funcs @@ include/trace/hooks/sched.h:35:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/sched.h:35:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs vim +19 include/trace/hooks/sched.h 20 TP_PROTO(struct task_struct *p), 21 TP_ARGS(p), 1); 22 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org