tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5d9f4cf36721aba199975a9be7863a3ff5cd4b59 commit: d991bb1c8da842a2a0b9dc83b1005e655783f861 include/linux/compiler-gcc.h: sparse can do constant folding of __builtin_bswap*() date: 7 months ago config: x86_64-randconfig-s022-20211124 (https://download.01.org/0day-ci/archive/20211124/202111241741.DFG7ib1q-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d991bb1c8da842a2a0b9dc83b1005e655783f861 # save the config file 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 >>) drivers/net/ethernet/brocade/bna/bna_enet.c:167:40: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:168:40: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:169:42: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:171:45: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:184:28: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:185:28: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:189:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:190:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:191:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:192:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:193:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:194:9: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:207:48: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:222:48: sparse: sparse: cast to restricted __be64 drivers/net/ethernet/brocade/bna/bna_enet.c:412:38: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:412:38: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:429:40: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:429:40: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:429:40: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:446:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:446:37: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:446:37: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:467:39: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:467:39: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:467:39: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1164:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:1164:35: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:1164:35: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1626:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:1626:34: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:1626:34: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1704:9: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:1704:9: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:1716:9: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:1716:9: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bna_enet.c:1848:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] num_entries @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bna_enet.c:1848:35: sparse: expected unsigned short [usertype] num_entries drivers/net/ethernet/brocade/bna/bna_enet.c:1848:35: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1850:31: sparse: expected unsigned short [usertype] stats_mask drivers/net/ethernet/brocade/bna/bna_enet.c:1850:31: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1851:33: sparse: expected unsigned int [usertype] tx_enet_mask drivers/net/ethernet/brocade/bna/bna_enet.c:1851:33: sparse: got restricted __be32 [usertype] drivers/net/ethernet/brocade/bna/bna_enet.c:1852:33: sparse: expected unsigned int [usertype] rx_enet_mask drivers/net/ethernet/brocade/bna/bna_enet.c:1852:33: sparse: got restricted __be32 [usertype] -- drivers/net/ethernet/brocade/bna/bfa_ioc.c:1924:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [assigned] [usertype] clscode @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:1924:28: sparse: expected unsigned short [assigned] [usertype] clscode drivers/net/ethernet/brocade/bna/bfa_ioc.c:1924:28: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:1925:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [assigned] [usertype] rsvd @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:1925:25: sparse: expected unsigned short [assigned] [usertype] rsvd drivers/net/ethernet/brocade/bna/bfa_ioc.c:1925:25: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:1927:29: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:1938:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [assigned] [usertype] clscode @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:1938:29: sparse: expected unsigned short [assigned] [usertype] clscode drivers/net/ethernet/brocade/bna/bfa_ioc.c:1938:29: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:1939:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [assigned] [usertype] rsvd @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:1939:26: sparse: expected unsigned short [assigned] [usertype] rsvd drivers/net/ethernet/brocade/bna/bfa_ioc.c:1939:26: sparse: got restricted __be16 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:1941:30: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:1904:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int val @@ got restricted __le32 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:1904:24: sparse: expected unsigned int val drivers/net/ethernet/brocade/bna/bfa_ioc.c:1904:24: sparse: got restricted __le32 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:2106:31: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:2107:31: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:2108:31: sparse: sparse: cast to restricted __be16 drivers/net/ethernet/brocade/bna/bfa_ioc.c:2210:26: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:2423:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] @@ got restricted __be32 [usertype] @@ drivers/net/ethernet/brocade/bna/bfa_ioc.c:2423:25: sparse: expected unsigned int [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:2423:25: sparse: got restricted __be32 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.c:3069:21: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3071:23: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3074:23: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3102:21: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3104:23: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3107:23: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3141:26: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3148:40: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3149:39: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3152:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3154:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3156:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3158:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3160:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3162:41: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3169:26: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3177:26: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c:3182:35: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.c: note: in included file: drivers/net/ethernet/brocade/bna/bfa_ioc.h:55:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:56:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: expected unsigned int [usertype] al_len drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: got restricted __be32 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.h:55:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:56:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: expected unsigned int [usertype] al_len drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: got restricted __be32 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.h:55:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:56:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: expected unsigned int [usertype] al_len drivers/net/ethernet/brocade/bna/bfa_ioc.h:65:22: sparse: got restricted __be32 [usertype] drivers/net/ethernet/brocade/bna/bfa_ioc.h:55:34: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/brocade/bna/bfa_ioc.h:56:34: sparse: sparse: cast from restricted __be32 vim +412 drivers/net/ethernet/brocade/bna/bna_enet.c 45979c1e424f6a Rasesh Mody 2011-08-08 403 45979c1e424f6a Rasesh Mody 2011-08-08 404 static void 45979c1e424f6a Rasesh Mody 2011-08-08 405 bna_bfi_ethport_admin_up(struct bna_ethport *ethport) 45979c1e424f6a Rasesh Mody 2011-08-08 406 { 45979c1e424f6a Rasesh Mody 2011-08-08 407 struct bfi_enet_enable_req *admin_up_req = 45979c1e424f6a Rasesh Mody 2011-08-08 408 &ethport->bfi_enet_cmd.admin_req; 45979c1e424f6a Rasesh Mody 2011-08-08 409 45979c1e424f6a Rasesh Mody 2011-08-08 410 bfi_msgq_mhdr_set(admin_up_req->mh, BFI_MC_ENET, 45979c1e424f6a Rasesh Mody 2011-08-08 411 BFI_ENET_H2I_PORT_ADMIN_UP_REQ, 0, 0); 45979c1e424f6a Rasesh Mody 2011-08-08 @412 admin_up_req->mh.num_entries = htons( 45979c1e424f6a Rasesh Mody 2011-08-08 413 bfi_msgq_num_cmd_entries(sizeof(struct bfi_enet_enable_req))); 45979c1e424f6a Rasesh Mody 2011-08-08 414 admin_up_req->enable = BNA_STATUS_T_ENABLED; 45979c1e424f6a Rasesh Mody 2011-08-08 415 45979c1e424f6a Rasesh Mody 2011-08-08 416 bfa_msgq_cmd_set(&ethport->msgq_cmd, NULL, NULL, 45979c1e424f6a Rasesh Mody 2011-08-08 417 sizeof(struct bfi_enet_enable_req), &admin_up_req->mh); 45979c1e424f6a Rasesh Mody 2011-08-08 418 bfa_msgq_cmd_post(&ethport->bna->msgq, &ethport->msgq_cmd); 45979c1e424f6a Rasesh Mody 2011-08-08 419 } 45979c1e424f6a Rasesh Mody 2011-08-08 420 :::::: The code at line 412 was first introduced by commit :::::: 45979c1e424f6a14495a4988343df176cb745f84 bna: Introduce ENET as New Driver and FW Interface :::::: TO: Rasesh Mody <rmody(a)brocade.com&gt; :::::: CC: David S. Miller <davem(a)davemloft.net&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org