[linus:master] [iommu] 17de3f5fdd: kernel-selftests.iommu.iommufd_fail_nth.fail

[kernel test robot]

Hello,

kernel test robot noticed "kernel-selftests.iommu.iommufd_fail_nth.fail" on:

commit: 17de3f5fdd35676b0e3d41c7c9bf4e3032eb3673 ("iommu: Retire bus ops")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linus/master      fd0584d220fe285dc45be43eede55df89ad6a3d9]
[test failed on linux-next/master 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2]

in testcase: kernel-selftests
version: kernel-selftests-x86_64-7503345ac5f5-1_20241208
with following parameters:

	group: iommu



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 <oliver.sang@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-lkp/202412301525.87d1422b-lkp@xxxxxxxxx


# timeout set to 300
# selftests: iommu: iommufd_fail_nth
# TAP version 13
# 1..7
# # Starting 7 tests from 1 test cases.
# #  RUN           basic_fail_nth.basic ...
# #            OK  basic_fail_nth.basic
# ok 1 basic_fail_nth.basic
# #  RUN           basic_fail_nth.map_domain ...
# # iommufd_fail_nth.c:299:map_domain:Expected 0 (0) == test_nth_map_domain(_metadata, self, variant, &nth_state) (-1)
# # map_domain: Test terminated by assertion
# #          FAIL  basic_fail_nth.map_domain
# not ok 2 basic_fail_nth.map_domain
# #  RUN           basic_fail_nth.map_two_domains ...
# # iommufd_fail_nth.c:334:map_two_domains:Expected 0 (0) == test_nth_map_two_domains(_metadata, self, variant, &nth_state) (-1)
# # map_two_domains: Test terminated by assertion
# #          FAIL  basic_fail_nth.map_two_domains
# not ok 3 basic_fail_nth.map_two_domains
# #  RUN           basic_fail_nth.access_rw ...
# #            OK  basic_fail_nth.access_rw
# ok 4 basic_fail_nth.access_rw
# #  RUN           basic_fail_nth.access_pin ...
# #            OK  basic_fail_nth.access_pin
# ok 5 basic_fail_nth.access_pin
# #  RUN           basic_fail_nth.access_pin_domain ...
# # iommufd_fail_nth.c:515:access_pin_domain:Expected 0 (0) == test_nth_access_pin_domain(_metadata, self, variant, &nth_state) (-1)
# # access_pin_domain: Test terminated by assertion
# #          FAIL  basic_fail_nth.access_pin_domain
# not ok 6 basic_fail_nth.access_pin_domain
# #  RUN           basic_fail_nth.device ...
# # iommufd_fail_nth.c:577:device:Expected 0 (0) == test_nth_device(_metadata, self, variant, &nth_state) (-1)
# # device: Test terminated by assertion
# #          FAIL  basic_fail_nth.device
# not ok 7 basic_fail_nth.device
# # FAILED: 3 / 7 tests passed.
# # Totals: pass:3 fail:4 xfail:0 xpass:0 skip:0 error:0
not ok 2 selftests: iommu: iommufd_fail_nth # exit=1



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20241230/202412301525.87d1422b-lkp@xxxxxxxxx



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