SUMMARY net-libs/libktorrent fails 2 tests if /tmp is on partition with XFS : PreallocationTest::testPreallocationMultiFileCache PreallocationTest::testPreallocationSingleFileCache Some logs: ``` from ./preallocation.log : ``` Thu Jul 11 20:32:15 2024: Tot Size : 35858964 Thu Jul 11 20:32:15 2024: Num Chunks : 137 Thu Jul 11 20:32:15 2024: Chunk Size : 262144 Thu Jul 11 20:32:15 2024: Last Size : 207380 Thu Jul 11 20:32:15 2024: Created /tmp/preallocationtest-QKlEmptorrent Thu Jul 11 20:32:16 2024: Tot Size : 10825048 Thu Jul 11 20:32:16 2024: Num Chunks : 42 Thu Jul 11 20:32:16 2024: Chunk Size : 262144 Thu Jul 11 20:32:16 2024: Last Size : 77144 Thu Jul 11 20:32:16 2024: Created /tmp/preallocationtest-Nuvsdztorrent Thu Jul 11 20:32:16 2024: Preallocating file /tmp/preallocationtest-QKlEmpdata/movies/aaa.avi (11438415 bytes) Thu Jul 11 20:32:16 2024: file_size = 0 Thu Jul 11 20:32:16 2024: Preallocating file /tmp/preallocationtest-QKlEmpdata/movies/bbb.avi (9124816 bytes) Thu Jul 11 20:32:16 2024: file_size = 0 Thu Jul 11 20:32:16 2024: Preallocating file /tmp/preallocationtest-QKlEmpdata/movies/ccc.avi (15295733 bytes) Thu Jul 11 20:32:16 2024: file_size = 0 Thu Jul 11 20:32:16 2024: PreallocationThread has finished Thu Jul 11 20:32:16 2024: bw: 0, ts: 35858964 Thu Jul 11 20:32:16 2024: Preallocating file /tmp/preallocationtest-Nuvsdzdata/bla.avi (10825048 bytes) Thu Jul 11 20:32:16 2024: file_size = 0 Thu Jul 11 20:32:16 2024: PreallocationThread has finished Thu Jul 11 20:32:16 2024: bw: 0, ts: 10825048 ``` The code that produces such is at /var/tmp/portage/net-libs/libktorrent-23.08.5/work/libktorrent-23.08.5/src/diskio/tests/preallocationtest.cpp nearly at 80-90 lines. ``` SOFTWARE/OS VERSIONS Linux/KDE Plasma: Gentoo (available in About System) KDE Plasma Version: 5.27.11 KDE Frameworks Version: 5.116.0 Qt Version: 5.15.14 ADDITIONAL INFORMATION It doesn't fail if /tmp is on ext4, btrfs or tmpfs . Bug downstream : https://bugs.gentoo.org/934425