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X-MS-Exchange-CrossTenant-UserPrincipalName: Vej+V8wYBWh3pj0vmWeJO0SMu0bWvnbujZSCrg6i8fiT7meyp9LIpCUaaPXAu1uWnwva69kQONRKHYN6eByBIA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV8PR11MB8509 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "kernel-selftests.pidfd.make.fail" on: commit: d3238e8944e2bd1d6a006d35850e86fa80469751 ("selftests: remove unneeded include") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master in testcase: kernel-selftests version: kernel-selftests-x86_64-7ff71e6d9239-1_20250215 with following parameters: group: pidfd config: x86_64-dcg_x86_64_defconfig-kselftests compiler: gcc-12 test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-10980XE CPU @ 3.00GHz (Cascade Lake) with 32G memory (please refer to attached dmesg/kmsg for entire log/backtrace) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202502261412.2a25ee21-lkp@intel.com KERNEL SELFTESTS: linux_headers_dir is /usr/src/linux-headers-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751 2025-02-23 19:26:51 sed -i s/default_timeout=45/default_timeout=300/ kselftest/runner.sh 2025-02-23 19:26:51 make -j36 -C pidfd make: Entering directory '/usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd' CC pidfd_fdinfo_test CC pidfd_test CC pidfd_open_test CC pidfd_poll_test CC pidfd_wait CC pidfd_setns_test CC pidfd_getfd_test pidfd_fdinfo_test.c: In function ‘child_fdinfo_nspid_test’: pidfd_fdinfo_test.c:230:13: warning: implicit declaration of function ‘mount’ [-Wimplicit-function-declaration] 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~ pidfd_fdinfo_test.c:230:36: error: ‘MS_REC’ undeclared (first use in this function) 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~~ pidfd_fdinfo_test.c:230:36: note: each undeclared identifier is reported only once for each function it appears in pidfd_fdinfo_test.c:230:45: error: ‘MS_PRIVATE’ undeclared (first use in this function); did you mean ‘MAP_PRIVATE’? 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~~~~~~ | MAP_PRIVATE pidfd_fdinfo_test.c:236:15: warning: implicit declaration of function ‘umount2’; did you mean ‘SYS_umount2’? [-Wimplicit-function-declaration] 236 | (void)umount2("/proc", MNT_DETACH); | ^~~~~~~ | SYS_umount2 pidfd_fdinfo_test.c:236:32: error: ‘MNT_DETACH’ undeclared (first use in this function) 236 | (void)umount2("/proc", MNT_DETACH); | ^~~~~~~~~~ make: *** [../lib.mk:222: /usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd/pidfd_fdinfo_test] Error 1 make: *** Waiting for unfinished jobs.... pidfd_setns_test.c: In function ‘current_nsset_setup’: pidfd_setns_test.c:211:54: warning: implicit declaration of function ‘ioctl’ [-Wimplicit-function-declaration] 211 | self->child_pidfd_derived_nsfds[i] = ioctl(self->pidfd, info->pidfd_ioctl, 0); | ^~~~~ make: Leaving directory '/usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd' 2025-02-23 19:26:51 make quicktest=1 run_tests -C pidfd make: Entering directory '/usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd' CC pidfd_fdinfo_test pidfd_fdinfo_test.c: In function ‘child_fdinfo_nspid_test’: pidfd_fdinfo_test.c:230:13: warning: implicit declaration of function ‘mount’ [-Wimplicit-function-declaration] 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~ pidfd_fdinfo_test.c:230:36: error: ‘MS_REC’ undeclared (first use in this function) 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~~ pidfd_fdinfo_test.c:230:36: note: each undeclared identifier is reported only once for each function it appears in pidfd_fdinfo_test.c:230:45: error: ‘MS_PRIVATE’ undeclared (first use in this function); did you mean ‘MAP_PRIVATE’? 230 | r = mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0); | ^~~~~~~~~~ | MAP_PRIVATE pidfd_fdinfo_test.c:236:15: warning: implicit declaration of function ‘umount2’; did you mean ‘SYS_umount2’? [-Wimplicit-function-declaration] 236 | (void)umount2("/proc", MNT_DETACH); | ^~~~~~~ | SYS_umount2 pidfd_fdinfo_test.c:236:32: error: ‘MNT_DETACH’ undeclared (first use in this function) 236 | (void)umount2("/proc", MNT_DETACH); | ^~~~~~~~~~ make: *** [../lib.mk:222: /usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd/pidfd_fdinfo_test] Error 1 make: Leaving directory '/usr/src/perf_selftests-x86_64-dcg_x86_64_defconfig-kselftests-d3238e8944e2bd1d6a006d35850e86fa80469751/tools/testing/selftests/pidfd' The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250226/202502261412.2a25ee21-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki