The selftests arm64 mte build failed on the Linux next-20250703 onwards
with clang-20 toolchain. still seen on today's tag next-20250714.
First seen on the tag next-20250703
Good: next-20250702
Bad: next-20250703 (next-20250714)
Regression Analysis:
- New regression? Yes
- Reproducibility? Yes
Boot regression: next-20250703 check_prctl.c error use of undeclared
identifier 'AT_HWCAP3'
Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org>
## Build log
make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/mte'
CC check_buffer_fill
CC check_child_memory
CC check_gcr_el1_cswitch
CC check_hugetlb_options
CC check_ksm_options
CC check_mmap_options
CC check_prctl
check_prctl.c:72:17: error: use of undeclared identifier 'AT_HWCAP3'
72 | if ((getauxval(AT_HWCAP3) & hwcap3) != hwcap3) {
| ^
1 error generated.
make[5]: *** [../../lib.mk:222: selftest/arm64/mte/check_prctl] Error 1
make[5]: Leaving directory 'tools/testing/selftests/arm64/mte'
## Git Changes
git log --oneline next-20250702..next-20250703
tools/testing/selftests/arm64/mte/
1f488fb91378e kselftest/arm64/mte: Add MTE_STORE_ONLY testcases
391ca7c81b85c kselftest/arm64/mte: Preparation for mte store only test
d09674f98cdbf kselftest/arm64/mte: Add mtefar tests on check_mmap_options
64a64e5d12f07 kselftest/arm64/mte: Refactor check_mmap_option test
49cee364c8665 kselftest/arm64/mte: Add verification for address tag in
signal handler
ed434c6e08132 kselftest/arm64/mte: Add address tag related macro and function
2e3e356560ef5 kselftest/arm64/mte: Check MTE_FAR feature is supported
cfafa517c9e65 kselftest/arm64/mte: Register mte signal handler with
SA_EXPOSE_TAGBITS
## Source
* Git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git
* Project: https://regressions.linaro.org/lkft/linux-next-master/next-20250714/
* Architectures: arm64
* Toolchains: clang-20
* Kconfigs: defconfig
## Build
* Test details:
https://regressions.linaro.org/lkft/linux-next-master/next-20250714/kselfte…
* Test run: https://regressions.linaro.org/lkft/linux-next-master/next-20250714/testrun…
* Test plan: https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/2zrW3Ut4mY…
* Build link: https://storage.tuxsuite.com/public/ampere/ci/builds/2zrZgjFum1wBbTRrsvDGnH…
* Kernel config:
https://storage.tuxsuite.com/public/ampere/ci/builds/2zrZgjFum1wBbTRrsvDGnH…
--
Linaro LKFT
https://lkft.linaro.org
Total jobs: 70
Total errors: 14 (20.00%)
LAVA errors: 0 (0.00%)
Test errors: 13 (18.57%)
Job errors: 0 (0.00%)
Infra errors: 1 (1.43%)
Canceled jobs: 0 (0.00%)
Device type: hi6220-hikey-r2
Total jobs: 2
Total errors: 2 (100.00%)
Error type: Test
Error count: 2 (100.00%)
Error: No match for error type 'Test', message 'The network seems not available, as the ping command failed'
Count: 2 (100.00%)
IDs:
hikey-6220-r2-06:
8355875 8355881
Device type: hi960-hikey
Total jobs: 2
Total errors: 1 (50.00%)
Error type: Test
Error count: 1 (50.00%)
Error: No match for error type 'Test', message 'tradefed - adb device lost[6A522E130177F475]'
Count: 1 (50.00%)
IDs:
hi960-hikey-01:
8355872
Device type: dragonboard-845c
Total jobs: 40
Total errors: 3 (7.50%)
Error type: Test
Error count: 3 (7.50%)
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 598 seconds'
Count: 2 (5.00%)
IDs:
db845c-02:
8355729 8355771
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 53998 seconds'
Count: 1 (2.50%)
IDs:
db845c-10:
8350637
Device type: qrb5165-rb5
Total jobs: 25
Total errors: 7 (28.00%)
Error type: Test
Error count: 6 (24.00%)
Error: No match for error type 'Test', message 'tradefed - adb device lost[74d67c95]'
Count: 2 (8.00%)
IDs:
rb5-03:
8355828 8355836
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 598 seconds'
Count: 2 (8.00%)
IDs:
rb5-03:
8355813
rb5-07:
8355741
Error: Device NOT found!
Count: 2 (8.00%)
IDs:
rb5-03:
8355798 8355801
Error type: Infrastructure
Error count: 1 (4.00%)
Error: Connection closed
Count: 1 (4.00%)
IDs:
rb5-01:
8355767
Device type: sm8550-hdk
Total jobs: 1
Total errors: 1 (100.00%)
Error type: Test
Error count: 1 (100.00%)
Error: No match for error type 'Test', message 'lava-test-interactive timed out after 600 seconds'
Count: 1 (100.00%)
IDs:
sm8550-hdk-01:
8355704
Total jobs: 43
Total errors: 14 (32.56%)
LAVA errors: 0 (0.00%)
Test errors: 13 (30.23%)
Job errors: 1 (2.33%)
Infra errors: 0 (0.00%)
Canceled jobs: 0 (0.00%)
Device type: sm8550-hdk
Total jobs: 2
Total errors: 2 (100.00%)
Error type: Test
Error count: 1 (50.00%)
Error: No match for error type 'Test', message 'lava-test-interactive timed out after 600 seconds'
Count: 1 (50.00%)
IDs:
sm8550-hdk-01:
8355332
Error type: Job
Error count: 1 (50.00%)
Error: No match for error type 'Job', message 'Post-processing of downloads failed'
Count: 1 (50.00%)
IDs:
sm8550-hdk-01:
8355328
Device type: juno-r2
Total jobs: 1
Total errors: 0 (0.00%)
Device type: x86
Total jobs: 1
Total errors: 0 (0.00%)
Device type: hi960-hikey
Total jobs: 4
Total errors: 2 (50.00%)
Error type: Test
Error count: 2 (50.00%)
Error: No match for error type 'Test', message 'tradefed - adb device lost[7A25756801BA7C0B]'
Count: 1 (25.00%)
IDs:
hi960-hikey-02:
8354513
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 598 seconds'
Count: 1 (25.00%)
IDs:
hi960-hikey-05:
8354505
Device type: dragonboard-845c
Total jobs: 29
Total errors: 6 (20.69%)
Error type: Test
Error count: 6 (20.69%)
Error: No match for error type 'Test', message 'tradefed - adb device lost[dd3b965f]'
Count: 1 (3.45%)
IDs:
db845c-02:
8350639
Error: No match for error type 'Test', message 'tradefed - adb device lost[e875976d]'
Count: 1 (3.45%)
IDs:
db845c-06:
8350636
Error: No match for error type 'Test', message 'tradefed - adb device lost[b6b742b9]'
Count: 2 (6.90%)
IDs:
db845c-01:
8347294 8350635
Error: No match for error type 'Test', message 'tradefed - adb device lost[d966d3f5]'
Count: 1 (3.45%)
IDs:
db845c-03:
8350633
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 53998 seconds'
Count: 1 (3.45%)
IDs:
db845c-05:
8350625
Device type: qrb5165-rb5
Total jobs: 2
Total errors: 0 (0.00%)
Device type: hi6220-hikey-r2
Total jobs: 4
Total errors: 4 (100.00%)
Error type: Test
Error count: 4 (100.00%)
Error: No match for error type 'Test', message 'The network seems not available, as the ping command failed'
Count: 4 (100.00%)
IDs:
hikey-6220-r2-05:
8354484
hikey-6220-r2-06:
8354472 8354490 8354495
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Total jobs: 294
Total errors: 54 (18.37%)
LAVA errors: 0 (0.00%)
Test errors: 36 (12.24%)
Job errors: 9 (3.06%)
Infra errors: 9 (3.06%)
Canceled jobs: 0 (0.00%)
Device type: qrb5165-rb5
Total jobs: 104
Total errors: 28 (26.92%)
Error type: Infrastructure
Error count: 9 (8.65%)
Error: Connection closed
Count: 9 (8.65%)
IDs:
rb5-01:
8352563 8352626 8352628 8352727 8353067
8353106 8353448 8353528
rb5-05:
8353561
Error type: Job
Error count: 4 (3.85%)
Error: No match for error type 'Job', message 'login-action timed out after 875 seconds'
Count: 1 (0.96%)
IDs:
rb5-07:
8353527
Error: No match for error type 'Job', message 'login-action timed out after 829 seconds'
Count: 1 (0.96%)
IDs:
rb5-06:
8353046
Error: wait for prompt timed out
Count: 1 (0.96%)
IDs:
rb5-06:
8352652
Error: No match for error type 'Job', message 'login-action timed out after 864 seconds'
Count: 1 (0.96%)
IDs:
rb5-05:
8352651
Error type: Test
Error count: 15 (14.42%)
Error: Device NOT found!
Count: 5 (4.81%)
IDs:
rb5-03:
8353025 8353477 8353506
rb5-07:
8352676 8353503
Error: No match for error type 'Test', message 'tradefed - adb device lost[74d67c95]'
Count: 2 (1.92%)
IDs:
rb5-03:
8353006 8353484
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 598 seconds'
Count: 6 (5.77%)
IDs:
rb5-03:
8352517 8353429 8353452 8353474
rb5-05:
8352612
rb5-07:
8352713
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 599 seconds'
Count: 1 (0.96%)
IDs:
rb5-07:
8352618
Error: No match for error type 'Test', message 'tradefed - adb device lost[d8a1879f]'
Count: 1 (0.96%)
IDs:
rb5-07:
8352515
Device type: sm8550-hdk
Total jobs: 20
Total errors: 0 (0.00%)
Device type: hi6220-hikey-r2
Total jobs: 8
Total errors: 8 (100.00%)
Error type: Test
Error count: 8 (100.00%)
Error: No match for error type 'Test', message 'tradefed - adb device lost[235D989C003B0752]'
Count: 4 (50.00%)
IDs:
hikey-6220-r2-03:
8352525 8352736 8353075 8353079
Error: Device NOT found!
Count: 1 (12.50%)
IDs:
hikey-6220-r2-05:
8353071
Error: No match for error type 'Test', message 'The network seems not available, as the ping command failed'
Count: 3 (37.50%)
IDs:
hikey-6220-r2-05:
8352765
hikey-6220-r2-06:
8352731 8353068
Device type: dragonboard-845c
Total jobs: 156
Total errors: 14 (8.97%)
Error type: Test
Error count: 11 (7.05%)
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 598 seconds'
Count: 3 (1.92%)
IDs:
db845c-02:
8352409 8352847
db845c-05:
8352433
Error: Device NOT found!
Count: 3 (1.92%)
IDs:
db845c-02:
8351955 8352539 8352691
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 597 seconds'
Count: 1 (0.64%)
IDs:
db845c-01:
8352496
Error: No match for error type 'Test', message 'tradefed - adb device lost[dd3b965f]'
Count: 1 (0.64%)
IDs:
db845c-02:
8352489
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 584 seconds'
Count: 1 (0.64%)
IDs:
db845c-01:
8352405
Error: No match for error type 'Test', message 'tradefed - adb device lost[a6622a22]'
Count: 1 (0.64%)
IDs:
db845c-09:
8352363
Error: No match for error type 'Test', message 'lava-docker-test-shell timed out after 596 seconds'
Count: 1 (0.64%)
IDs:
db845c-02:
8351935
Error type: Job
Error count: 3 (1.92%)
Error: No match for error type 'Job', message 'login-action timed out after 873 seconds'
Count: 2 (1.28%)
IDs:
db845c-01:
8352575 8352579
Error: No match for error type 'Job', message 'login-action timed out after 862 seconds'
Count: 1 (0.64%)
IDs:
db845c-01:
8352391
Device type: hi960-hikey
Total jobs: 6
Total errors: 4 (66.67%)
Error type: Test
Error count: 2 (33.33%)
Error: No match for error type 'Test', message 'lava-test-interactive timed out after 600 seconds'
Count: 2 (33.33%)
IDs:
hi960-hikey-03:
8352842
hi960-hikey-04:
8352836
Error type: Job
Error count: 2 (33.33%)
Error: No match for error type 'Job', message 'download-postprocess-docker timed out after 4172 seconds'
Count: 1 (16.67%)
IDs:
hi960-hikey-02:
8352838
Error: No match for error type 'Job', message 'download-postprocess-docker timed out after 4166 seconds'
Count: 1 (16.67%)
IDs:
hi960-hikey-01:
8352835