On Tue, Mar 02, 2021 at 01:49:41PM +0800, kernel test robot wrote:

Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: cfe92ab6a3ea700c08ba673b46822d51f38d6b40 ("[PATCH v5 2/8] security/brute: Define a LSM and manage statistical data")
url: https://github.com/0day-ci/linux/commits/John-Wood/Fork-brute-force-attack-mitigation/20210228-022911
base: https://git.kernel.org/cgit/linux/kernel/git/shuah/linux-kselftest.git next

in testcase: trinity
version: trinity-static-i386-x86_64-f93256fb_2019-08-28
with following parameters:

	group: ["group-00", "group-01", "group-02", "group-03", "group-04"]

test-description: Trinity is a linux system call fuzz tester.
test-url: http://codemonkey.org.uk/projects/trinity/


on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 8G

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):


+-------------------------------------------------------------------------+------------+------------+
|                                                                         | 1d53b7aac6 | cfe92ab6a3 |
+-------------------------------------------------------------------------+------------+------------+
| WARNING:inconsistent_lock_state                                         | 0          | 6          |
| inconsistent{IN-SOFTIRQ-W}->{SOFTIRQ-ON-W}usage                         | 0          | 6          |
+-------------------------------------------------------------------------+------------+------------+


If you fix the issue, kindly add following tag
Reported-by: kernel test robot <redacted>


[  116.852721] ================================
[  116.853120] WARNING: inconsistent lock state
[  116.853120] 5.11.0-rc7-00013-gcfe92ab6a3ea #1 Tainted: G S
[  116.853120] --------------------------------

[...]

Thanks for the report. I will work on this for the next version.

Thanks,
Oliver Sang

Thanks,
John Wood