[linux-next:master] [selftests/mm] 116d57303a: kernel-selftests.mm.run_vmtests.sh../uffd_stress_hugetlb_private_128_32.fail

[linux-next:master] [selftests/mm] 116d57303a: kernel-selftests.mm.run_vmtests.sh../uffd_stress_hugetlb_private_128_32.fail

[kernel test robot]

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Hello,

kernel test robot noticed "kernel-selftests.mm.run_vmtests.sh../uffd_stress_hugetlb_private_128_32.fail" on:

commit: 116d57303a051bb2c7939a5026e441d8a7845db2 ("selftests/mm: add a new test for madv and hugetlb")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

[test failed on linux-next/master 66f1e1ea3548378ff6387b1ce0b40955d54e86aa]

in testcase: kernel-selftests
version: kernel-selftests-x86_64-60acb023-1_20230329
with following parameters:

	sc_nr_hugepages: 2
	group: mm


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)


besides, also see another test always fails upon this commit but pass on parent.

c8b90731427814b1  116d57303a051bb2c7939a5026  
----------------  --------------------------  
       fail:runs  %reproduction    fail:runs
           |             |             |    
           :6          100%           6:6     kernel-selftests.mm.run_vmtests.sh../uffd_stress_hugetlb_128_32.fail
           :6          100%           6:6     kernel-selftests.mm.run_vmtests.sh../uffd_stress_hugetlb_private_128_32.fail



If you fix the issue in a separate patch/commit (i.e. not just a new vursion of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202310302121.d628ff69-oliver.sang@intel.com


The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20231030/202310302121.d628ff69-oliver.sang@intel.com
full test log is attached.



# ------------------------------------
# running ./uffd-stress hugetlb 128 32
# ------------------------------------
# nr_pages: 36, nr_pages_per_cpu: 1
# ERROR: context init failed (errno=12, @uffd-stress.c:254)
# [FAIL]
# --------------------------------------------
# running ./uffd-stress hugetlb-private 128 32
# --------------------------------------------
# nr_pages: 36, nr_pages_per_cpu: 1
# ERROR: context init failed (errno=12, @uffd-stress.c:254)
# [FAIL]



-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki


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