After some investigation, it was found that the abort is due to a broken filesystem:
e2fsck 1.46.2 (28-Feb-2021) Warning: skipping journal recovery because doing a read-only filesystem check. Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking directory structure Entry 'stdout' in /var/tmp/test_results/20220107T162910/channel_program/lua_core/tst.memory_limit (2753306) has an incorrect filetype (was 1, should be 2). Fix? no Entry 'stdout' in /var/tmp/test_results/20220107T162910/channel_program/lua_core/tst.memory_limit (2753306) is a link to directory /var/tmp/test_results/20220107T173340/acl/off (2753307). Clear? no Pass 3: Checking directory connectivity Pass 4: Checking reference counts Inode 2753307 ref count is 5, should be 6. Fix? no Pass 5: Checking group summary information Block bitmap differences: -(18451--18516) Fix? no Free blocks count wrong (29962138, counted=29913053). Fix? no Free inodes count wrong (7795602, counted=7775599). Fix? no du-SIGABRT-vda: ********** WARNING: Filesystem still has errors ********** du-SIGABRT-vda: 68718/7864320 files (0.8% non-contiguous), 1495142/31457280 blocks Depending on how filesystem errors should be handled in du, this bug should either be closed or forwarded to someone who knows how to handle this situation gracefully. -- Daniel Grittner | Junior Software Developer Celonis SE | Theresienstrasse 6 | 80333 Munich, Germany F: +4989416159679 d.gritt...@celonis.com | www.celonis.com | LinkedIn <https://www.linkedin.com/company/celonis> | Twitter <https://twitter.com/Celonis> | Xing <https://www.xing.com/company/celonis> AG Munich HRB 225439 | Management: Martin Klenk, Bastian Nominacher, Alexander Rinke This e-mail may contain trade secrets or privileged, undisclosed, or otherwise confidential information. If you have received this e-mail in error, you are hereby notified that any review, copying, or distribution of it is strictly prohibited. Please inform us immediately and destroy the original transmittal. Thank you for your cooperation.