Attempt to read property “post_title” on null

Hi, while reading my debug.log, I found the following entries:

[12-Feb-2022 13:48:33 UTC] PHP Warning:  Attempt to read property "post_title" on null in /home/s/www/wp-includes/class-wp-query.php on line 4123
[12-Feb-2022 13:48:33 UTC] PHP Warning:  Attempt to read property "post_name" on null in /home/s/www/wp-includes/class-wp-query.php on line 4125
[12-Feb-2022 23:56:15 UTC] PHP Warning:  Attempt to read property "ID" on null in /home/s/www/wp-includes/class-wp-query.php on line 4121
[12-Feb-2022 23:56:15 UTC] PHP Warning:  Attempt to read property "post_title" on null in /home/s/www/wp-includes/class-wp-query.php on line 4123
[12-Feb-2022 23:56:15 UTC] PHP Warning:  Attempt to read property "post_name" on null in /home/s/www/wp-includes/class-wp-query.php on line 4125

[14-Feb-2022 16:33:11 UTC] PHP Warning:  Attempt to read property "ID" on null in /home/s/www/wp-includes/class-wp-query.php on line 4121
[14-Feb-2022 16:33:11 UTC] PHP Warning:  Attempt to read property "post_title" on null in /home/s/www/wp-includes/class-wp-query.php on line 4123
[14-Feb-2022 16:33:11 UTC] PHP Warning:  Attempt to read property "post_name" on null in /home/s/www/wp-includes/class-wp-query.php on line 4125

[21-Feb-2022 20:10:27 UTC] PHP Warning:  Attempt to read property "ID" on null in /home/s/www/wp-includes/class-wp-query.php on line 4121
[21-Feb-2022 20:10:27 UTC] PHP Warning:  Attempt to read property "post_title" on null in /home/s/www/wp-includes/class-wp-query.php on line 4123
[21-Feb-2022 20:10:27 UTC] PHP Warning:  Attempt to read property "post_name" on null in /home/s/www/wp-includes/class-wp-query.php on line 4125

What could be the cause of this warning?

I’m using the latest WP version, with PHP 8 and MySQL 5.7.