tree: https://github.com/jpirko/linux_mlxsw petrm_wip head: c92561acddb910e2e36c78d9ec7111d3d770fafb commit: c92561acddb910e2e36c78d9ec7111d3d770fafb [31/31] qevent wip config: c6x-allyesconfig (attached as .config) compiler: c6x-elf-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout c92561acddb910e2e36c78d9ec7111d3d770fafb # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=c6x If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): net/sched/cls_api.c: In function 'tcf_block_find': 1263 | QEVENT_NONE, extack); | ^~~~~~~~~~~ | ET_NONE net/sched/cls_api.c:1263:11: note: each undeclared identifier is reported only once for each function it appears in net/sched/cls_api.c: At top level: 1996 | [TCA_QEVENT_HOOK] = { .type = NLA_U32 }, | ^~~~~~~~~~~~~~~ | TCA_QEVENT_ACT net/sched/cls_api.c:1996:3: note: (near initialization for 'tc_qevent_policy') net/sched/cls_api.c: In function 'tc_new_tfilter': 2103 | qevent_hook = QEVENT_DROP; | ^~~~~~~~~~~ net/sched/cls_api.c:2105:17: error: 'QEVENT_NONE' undeclared (first use in this function); did you mean 'ET_NONE'? 2105 | qevent_hook = QEVENT_NONE; | ^~~~~~~~~~~ | ET_NONE net/sched/cls_api.c: In function 'tc_del_tfilter': net/sched/cls_api.c:2322:11: error: 'QEVENT_NONE' undeclared (first use in this function); did you mean 'ET_NONE'? 2322 | QEVENT_NONE, extack); | ^~~~~~~~~~~ | ET_NONE net/sched/cls_api.c: In function 'tc_get_tfilter': net/sched/cls_api.c:2480:11: error: 'QEVENT_NONE' undeclared (first use in this function); did you mean 'ET_NONE'? 2480 | QEVENT_NONE, extack); | ^~~~~~~~~~~ | ET_NONE -- net/sched/sch_red.c: In function 'red_qevent_change': 464 | case QEVENT_DROP: | ^~~~~~~~~~~ net/sched/sch_red.c:464:7: note: each undeclared identifier is reported only once for each function it appears in -- In file included from include/linux/kernel.h:11, from security/selinux/nlmsgtab.c:10: security/selinux/nlmsgtab.c: In function 'selinux_nlmsg_lookup': 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler.h:331:4: note: in definition of macro '__compiletime_assert' 331 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler.h:350:2: note: in expansion of macro '_compiletime_assert' 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ 174 | BUILD_BUG_ON(RTM_MAX != (RTM_NEWVLAN + 3)); | ^~~~~~~~~~~~ vim +1263 net/sched/cls_api.c 18d3eefb17cf19 Vlad Buslov 2019-02-11 1247 18d3eefb17cf19 Vlad Buslov 2019-02-11 1248 /* Find tcf block. 18d3eefb17cf19 Vlad Buslov 2019-02-11 1249 * Set q, parent, cl when appropriate. 18d3eefb17cf19 Vlad Buslov 2019-02-11 1250 */ 18d3eefb17cf19 Vlad Buslov 2019-02-11 1251 18d3eefb17cf19 Vlad Buslov 2019-02-11 1252 static struct tcf_block *tcf_block_find(struct net *net, struct Qdisc **q, 18d3eefb17cf19 Vlad Buslov 2019-02-11 1253 u32 *parent, unsigned long *cl, 18d3eefb17cf19 Vlad Buslov 2019-02-11 1254 int ifindex, u32 block_index, 18d3eefb17cf19 Vlad Buslov 2019-02-11 1255 struct netlink_ext_ack *extack) 18d3eefb17cf19 Vlad Buslov 2019-02-11 1256 { 18d3eefb17cf19 Vlad Buslov 2019-02-11 1257 struct tcf_block *block; 18d3eefb17cf19 Vlad Buslov 2019-02-11 1258 int err = 0; 18d3eefb17cf19 Vlad Buslov 2019-02-11 1259 18d3eefb17cf19 Vlad Buslov 2019-02-11 1260 ASSERT_RTNL(); 18d3eefb17cf19 Vlad Buslov 2019-02-11 1261 f64f6128984da2 Petr Machata 2020-04-24 1262 err = __tcf_qdisc_find(net, q, parent, ifindex, true, f64f6128984da2 Petr Machata 2020-04-24 @1263 QEVENT_NONE, extack); 18d3eefb17cf19 Vlad Buslov 2019-02-11 1264 if (err) 18d3eefb17cf19 Vlad Buslov 2019-02-11 1265 goto errout; 18d3eefb17cf19 Vlad Buslov 2019-02-11 1266 18d3eefb17cf19 Vlad Buslov 2019-02-11 1267 err = __tcf_qdisc_cl_find(*q, *parent, cl, ifindex, extack); 18d3eefb17cf19 Vlad Buslov 2019-02-11 1268 if (err) 18d3eefb17cf19 Vlad Buslov 2019-02-11 1269 goto errout_qdisc; 18d3eefb17cf19 Vlad Buslov 2019-02-11 1270 18d3eefb17cf19 Vlad Buslov 2019-02-11 1271 block = __tcf_block_find(net, *q, *cl, ifindex, block_index, extack); af736bf071e8cc Dan Carpenter 2019-02-18 1272 if (IS_ERR(block)) { af736bf071e8cc Dan Carpenter 2019-02-18 1273 err = PTR_ERR(block); 18d3eefb17cf19 Vlad Buslov 2019-02-11 1274 goto errout_qdisc; af736bf071e8cc Dan Carpenter 2019-02-18 1275 } 18d3eefb17cf19 Vlad Buslov 2019-02-11 1276 18d3eefb17cf19 Vlad Buslov 2019-02-11 1277 return block; e368fdb61d8e7c Vlad Buslov 2018-09-24 1278 e368fdb61d8e7c Vlad Buslov 2018-09-24 1279 errout_qdisc: 18d3eefb17cf19 Vlad Buslov 2019-02-11 1280 if (*q) e368fdb61d8e7c Vlad Buslov 2018-09-24 1281 qdisc_put(*q); 18d3eefb17cf19 Vlad Buslov 2019-02-11 1282 errout: 460b360104d515 Cong Wang 2018-09-27 1283 *q = NULL; e368fdb61d8e7c Vlad Buslov 2018-09-24 1284 return ERR_PTR(err); e368fdb61d8e7c Vlad Buslov 2018-09-24 1285 } e368fdb61d8e7c Vlad Buslov 2018-09-24 1286 :::::: The code at line 1263 was first introduced by commit :::::: f64f6128984da2c9961b5df9c3f27a129221964c qevent wip :::::: TO: Petr Machata <petrm(a)mellanox.com&gt; :::::: CC: Petr Machata <petrm(a)mellanox.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org