Hello,
kernel test robot noticed "kunit.list-kunit-test.fail" on:
commit: 17640748eb3875e486805e2d98ca1044a3a69b93 ("list: test: fix tests for list_cut_position()")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
[test failed on linux-next/master 5acd9952f95fb4b7da6d09a3be39195a80845eb6]
in testcase: kunit
version:
with following parameters:
group: group-00
compiler: gcc-12
test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (Skylake) with 16G 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/202409161554.6c3e8d5d-oliver.sang@xxxxxxxxx
below 2 cases can pass on parent but fail on this commit.
13a6473783aaced3 17640748eb3875e486805e2d98c
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:9 67% 6:6 kunit.list-kunit-test.list_test_list_cut_before.fail
:9 67% 6:6 kunit.list-kunit-test.list_test_list_cut_position.fail
[ 143.881460] KTAP version 1
[ 143.884865] 1..3
[ 143.887802] KTAP version 1
[ 143.891541] # Subtest: list-kunit-test
[ 143.896316] # module: list_test
[ 143.896336] 1..39
[ 143.904046] ok 1 list_test_list_init
[ 143.904607] ok 2 list_test_list_add
[ 143.909698] ok 3 list_test_list_add_tail
[ 143.915034] ok 4 list_test_list_del
[ 143.920415] ok 5 list_test_list_replace
[ 143.925428] ok 6 list_test_list_replace_init
[ 143.930900] ok 7 list_test_list_swap
[ 143.936712] ok 8 list_test_list_del_init
[ 143.941952] ok 9 list_test_list_del_init_careful
[ 143.947363] ok 10 list_test_list_move
[ 143.953422] ok 11 list_test_list_move_tail
[ 143.958536] ok 12 list_test_list_bulk_move_tail
[ 143.964192] ok 13 list_test_list_is_head
[ 143.970279] ok 14 list_test_list_is_first
[ 143.975777] ok 15 list_test_list_is_last
[ 143.981871] ok 16 list_test_list_empty
[ 143.987375] ok 17 list_test_list_empty_careful
[ 143.992611] ok 18 list_test_list_rotate_left
[ 143.998511] ok 19 list_test_list_rotate_to_front
[ 144.004367] ok 20 list_test_list_is_singular
[ 144.010375] # list_test_list_cut_position: EXPECTATION FAILED at lib/list-test.c:409
Expected cur == &entries[i], but
cur == ffffc9000126fd70
&entries[i] == ffffc9000126fd50
[ 144.016196] not ok 21 list_test_list_cut_position
[ 144.040950] # list_test_list_cut_before: EXPECTATION FAILED at lib/list-test.c:440
Expected cur == &entries[i], but
cur == ffffc9000129fd60
&entries[i] == ffffc9000129fd50
[ 144.047033] # list_test_list_cut_before: EXPECTATION FAILED at lib/list-test.c:440
Expected cur == &entries[i], but
cur == ffffc9000129fd70
&entries[i] == ffffc9000129fd60
[ 144.071616] not ok 22 list_test_list_cut_before
[ 144.096387] ok 23 list_test_list_splice
[ 144.102425] ok 24 list_test_list_splice_tail
[ 144.107897] ok 25 list_test_list_splice_init
[ 144.113704] ok 26 list_test_list_splice_tail_init
[ 144.119664] ok 27 list_test_list_entry
[ 144.126022] ok 28 list_test_list_entry_is_head
[ 144.131275] ok 29 list_test_list_first_entry
[ 144.137246] ok 30 list_test_list_last_entry
[ 144.143084] ok 31 list_test_list_first_entry_or_null
[ 144.148823] ok 32 list_test_list_next_entry
[ 144.155283] ok 33 list_test_list_prev_entry
[ 144.161048] ok 34 list_test_list_for_each
[ 144.166792] ok 35 list_test_list_for_each_prev
[ 144.172318] ok 36 list_test_list_for_each_safe
[ 144.178278] ok 37 list_test_list_for_each_prev_safe
[ 144.184235] ok 38 list_test_list_for_each_entry
[ 144.190607] ok 39 list_test_list_for_each_entry_reverse
[ 144.196199] # list-kunit-test: pass:37 fail:2 skip:0 total:39
[ 144.202470] # Totals: pass:37 fail:2 skip:0 total:39
[ 144.208908] not ok 1 list-kunit-test
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240916/202409161554.6c3e8d5d-oliver.sang@xxxxxxxxx
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https://github.com/intel/lkp-tests/wiki
