tree: https://android.googlesource.com/kernel/common android12-5.4 head: bbf5a2eaba8de3602c3bc903f2477739ff89c631 commit: 48b03352a3bd46c2aec1804fd36fc78b4270e3d0 [16/24] ANDROID: GKI: net: add vendor hooks for 'struct sock' lifecycle 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 android12-5.4 git checkout 48b03352a3bd46c2aec1804fd36fc78b4270e3d0 # 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 >>) net/core/sock.c: note: in included file: include/trace/hooks/net.h:26:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/net.h:26:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/net.h:28:1: 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/net.h:28:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/net.h:28:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs include/trace/hooks/net.h:28:1: 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/net.h:28:1: sparse: expected struct tracepoint_func *it_func_ptr include/trace/hooks/net.h:28:1: sparse: got struct tracepoint_func [noderef] <asn:4> *funcs net/core/sock.c:1910:9: sparse: sparse: context imbalance in 'sk_clone_lock' - wrong count at exit net/core/sock.c:1914:6: sparse: sparse: context imbalance in 'sk_free_unlock_clone' - unexpected unlock net/core/sock.c:3003:6: sparse: sparse: context imbalance in 'lock_sock_fast' - different lock contexts for basic block net/core/sock.c:3502:13: sparse: sparse: context imbalance in 'proto_seq_start' - wrong count at exit net/core/sock.c:3514:13: sparse: sparse: context imbalance in 'proto_seq_stop' - wrong count at exit vim +26 include/trace/hooks/net.h 11 12 struct packet_type; 13 struct list_head; 14 struct sk_buff; 15 struct nf_conn; 16 struct sock; 17 DECLARE_HOOK(android_vh_ptype_head, 18 TP_PROTO(const struct packet_type *pt, struct list_head *vendor_pt), 19 TP_ARGS(pt, vendor_pt)); 20 DECLARE_HOOK(android_vh_kfree_skb, 21 TP_PROTO(struct sk_buff *skb), TP_ARGS(skb)); 22 DECLARE_RESTRICTED_HOOK(android_rvh_nf_conn_alloc, 23 TP_PROTO(struct nf_conn *nf_conn), TP_ARGS(nf_conn), 1); 24 DECLARE_RESTRICTED_HOOK(android_rvh_nf_conn_free, 25 TP_PROTO(struct nf_conn *nf_conn), TP_ARGS(nf_conn), 1); 27 TP_PROTO(struct sock *sock), TP_ARGS(sock), 1); 28 DECLARE_RESTRICTED_HOOK(android_rvh_sk_free, 29 TP_PROTO(struct sock *sock), TP_ARGS(sock), 1); 30 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org