Greeting, FYI, we noticed the following commit (built with gcc-9): commit: d9f32e931b3c692d399c224ff3126573c313a0c7 ("selftests/vm: start adding tests for COW handling of anonymous memory") git://github.com/davidhildenbrand/linux cow_fixes_part_2a in testcase: kernel-selftests version: kernel-selftests-x86_64-4f015972-1_20220217 with following parameters: group: vm ucode: 0x9c02000e test-description: The kernel contains a set of "self tests" under the tools/testing/selftests/ directory. These are intended to be small unit tests to exercise individual code paths in the kernel. test-url: https://www.kernel.org/doc/Documentation/kselftest.txt on test machine: 24 threads 1 sockets Intel Atom(R) P5362 processor with 64G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): If you fix the issue, kindly add following tag Reported-by: kernel test robot <oliver.sang(a)intel.com&gt; KERNEL SELFTESTS: linux_headers_dir is /usr/src/linux-headers-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7 2022-02-28 01:19:48 ln -sf /usr/bin/clang 2022-02-28 01:19:48 ln -sf /usr/bin/llc 2022-02-28 01:19:48 sed -i s/default_timeout=45/default_timeout=300/ kselftest/runner.sh 2022-02-28 01:19:48 make -C vm make: Entering directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm' /bin/sh ./check_config.sh gcc make --no-builtin-rules ARCH=x86 -C ../../../.. headers_install make[1]: Entering directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7' HOSTCC scripts/basic/fixdep HOSTCC scripts/unifdef WRAP arch/x86/include/generated/uapi/asm/bpf_perf_event.h WRAP arch/x86/include/generated/uapi/asm/errno.h WRAP arch/x86/include/generated/uapi/asm/fcntl.h WRAP arch/x86/include/generated/uapi/asm/ioctl.h WRAP arch/x86/include/generated/uapi/asm/ioctls.h WRAP arch/x86/include/generated/uapi/asm/ipcbuf.h WRAP arch/x86/include/generated/uapi/asm/param.h WRAP arch/x86/include/generated/uapi/asm/poll.h WRAP arch/x86/include/generated/uapi/asm/resource.h WRAP arch/x86/include/generated/uapi/asm/socket.h WRAP arch/x86/include/generated/uapi/asm/sockios.h WRAP arch/x86/include/generated/uapi/asm/termbits.h WRAP arch/x86/include/generated/uapi/asm/termios.h WRAP arch/x86/include/generated/uapi/asm/types.h SYSHDR arch/x86/include/generated/uapi/asm/unistd_32.h SYSHDR arch/x86/include/generated/uapi/asm/unistd_64.h SYSHDR arch/x86/include/generated/uapi/asm/unistd_x32.h SYSTBL arch/x86/include/generated/asm/syscalls_32.h HOSTCC arch/x86/tools/relocs_32.o HOSTCC arch/x86/tools/relocs_64.o HOSTCC arch/x86/tools/relocs_common.o HOSTLD arch/x86/tools/relocs UPD include/generated/uapi/linux/version.h HDRINST usr/include/video/sisfb.h HDRINST usr/include/video/uvesafb.h ... HDRINST usr/include/asm/errno.h HDRINST usr/include/asm/bpf_perf_event.h INSTALL ./usr/include make[1]: Leaving directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7' gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie anon_cow.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/anon_cow gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie compaction_test.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/compaction_test gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie gup_test.c ../../../../mm/gup_test.h -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/gup_test gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie hmm-tests.c local_config.h -lrt -lpthread -lhugetlbfs -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/hmm-tests gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie hugepage-mmap.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/hugepage-mmap gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie hugepage-mremap.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/hugepage-mremap gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie hugepage-shm.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/hugepage-shm gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie khugepaged.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/khugepaged gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie madv_populate.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/madv_populate madv_populate.c: In function ‘sense_support’: madv_populate.c:66:32: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, pagesize, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:66:32: note: each undeclared identifier is reported only once for each function it appears in madv_populate.c:70:32: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, pagesize, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_prot_read’: madv_populate.c:88:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:91:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_prot_write’: madv_populate.c:109:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:113:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_holes’: madv_populate.c:135:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:138:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_populate_read’: madv_populate.c:203:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_populate_write’: madv_populate.c:225:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_softdirty’: madv_populate.c:293:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:299:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE make: *** [../lib.mk:146: /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/madv_populate] Error 1 make: Leaving directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm' 2022-02-28 01:21:12 make run_tests -C vm make: Entering directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm' make --no-builtin-rules ARCH=x86 -C ../../../.. headers_install make[1]: Entering directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7' INSTALL ./usr/include make[1]: Leaving directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7' gcc -I../../../../tools/include -I../../../../tools/arch/x86/include -I../../../../usr -Wall -DMADV_PAGEOUT=21 -no-pie madv_populate.c -lrt -lpthread -o /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/madv_populate madv_populate.c: In function ‘sense_support’: madv_populate.c:66:32: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, pagesize, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:66:32: note: each undeclared identifier is reported only once for each function it appears in madv_populate.c:70:32: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, pagesize, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_prot_read’: madv_populate.c:88:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:91:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_prot_write’: madv_populate.c:109:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:113:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_holes’: madv_populate.c:135:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:138:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_populate_read’: madv_populate.c:203:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_populate_write’: madv_populate.c:225:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c: In function ‘test_softdirty’: madv_populate.c:293:28: error: ‘MADV_POPULATE_READ’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_READ); ^~~~~~~~~~~~~~~~~~ MAP_POPULATE madv_populate.c:299:28: error: ‘MADV_POPULATE_WRITE’ undeclared (first use in this function); did you mean ‘MAP_POPULATE’? ret = madvise(addr, SIZE, MADV_POPULATE_WRITE); ^~~~~~~~~~~~~~~~~~~ MAP_POPULATE make: *** [../lib.mk:146: /usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm/madv_populate] Error 1 make: Leaving directory '/usr/src/perf_selftests-x86_64-rhel-8.3-kselftests-d9f32e931b3c692d399c224ff3126573c313a0c7/tools/testing/selftests/vm' To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests sudo bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run sudo bin/lkp run generated-yaml-file # if come across any failure that blocks the test, # please remove ~/.lkp and /lkp dir to run from a clean state. --- 0DAY/LKP+ Test Infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation Thanks, Oliver Sang