From: kernel test robot <oliver.sang@intel.com>
To: SeongJae Park <sj@kernel.org>
Cc: <oe-lkp@lists.linux.dev>, <lkp@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
Shuah Khan <shuah@kernel.org>, <damon@lists.linux.dev>,
<linux-mm@kvack.org>, <oliver.sang@intel.com>
Subject: [linux-next:master] [selftests/damon] 4ece018976: kernel-selftests.damon.sysfs.py.fail
Date: Tue, 22 Jul 2025 13:36:02 +0800 [thread overview]
Message-ID: <202507220707.9c5d6247-lkp@intel.com> (raw)
Hello,
kernel test robot noticed "kernel-selftests.damon.sysfs.py.fail" on:
commit: 4ece01897627ddeefcede4ac709cd99763994dc4 ("selftests/damon: add python and drgn-based DAMON sysfs test")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
[test failed on linux-next/master d086c886ceb9f59dea6c3a9dae7eb89e780a20c9]
in testcase: kernel-selftests
version: kernel-selftests-x86_64-7ff71e6d9239-1_20250215
with following parameters:
group: damon
config: x86_64-rhel-9.4-kselftests
compiler: gcc-12
test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-9980XE CPU @ 3.00GHz (Skylake) with 32G memory
(please refer to attached dmesg/kmsg for entire log/backtrace)
besides the failure of this new added test, we also noticed below tests failed
while passing on parent.
e227472ebf00b6b5 4ece01897627ddeefcede4ac709
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:6 100% 6:6 kernel-selftests.damon.damon_nr_regions.py.fail
:6 100% 6:6 kernel-selftests.damon.damos_quota.py.fail
:6 100% 6:6 kernel-selftests.damon.damos_quota_goal.py.fail
:6 100% 6:6 kernel-selftests.damon.damos_tried_regions.py.fail
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@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202507220707.9c5d6247-lkp@intel.com
# timeout set to 300
# selftests: damon: sysfs.py
# Traceback (most recent call last):
# File "/usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-4ece01897627ddeefcede4ac709cd99763994dc4/tools/testing/selftests/damon/./sysfs.py", line 42, in <module>
# main()
# File "/usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-4ece01897627ddeefcede4ac709cd99763994dc4/tools/testing/selftests/damon/./sysfs.py", line 31, in main
# status, err = dump_damon_status_dict(kdamonds.kdamonds[0].pid)
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# File "/usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-4ece01897627ddeefcede4ac709cd99763994dc4/tools/testing/selftests/damon/./sysfs.py", line 13, in dump_damon_status_dict
# rc = subprocess.call(['drgn', dump_script, pid, 'damon_dump_output'],
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# File "/usr/lib/python3.11/subprocess.py", line 389, in call
# with Popen(*popenargs, **kwargs) as p:
# ^^^^^^^^^^^^^^^^^^^^^^^^^^^
# File "/usr/lib/python3.11/subprocess.py", line 1024, in __init__
# self._execute_child(args, executable, preexec_fn, close_fds,
# File "/usr/lib/python3.11/subprocess.py", line 1901, in _execute_child
# raise child_exception_type(errno_num, err_msg, err_filename)
# FileNotFoundError: [Errno 2] No such file or directory: 'drgn'
not ok 2 selftests: damon: sysfs.py # exit=1
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20250722/202507220707.9c5d6247-lkp@intel.com
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-07-22 5:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-22 5:36 kernel test robot [this message]
2025-07-22 6:05 ` [linux-next:master] [selftests/damon] 4ece018976: kernel-selftests.damon.sysfs.py.fail SeongJae Park
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