Edit: MakeMkv has the same issue - it apparently reads the disc in a loop until the system becomes unresponsive.
MakeMKV v1.8.4 linux(x64-release) started
Debug logging enabled, log will be saved as /home/dale/MakeMKV_log.txt
Using direct disc access mode
Title #2 was added (2 cell(s), 0:15:37)
Title #3 was added (2 cell(s), 0:02:25)
Title #4 has length of 109 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #5 has length of 67 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #6 has length of 80 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #7 was added (2 cell(s), 0:02:10)
Title #8 was added (2 cell(s), 0:02:26)
Title #9 was added (2 cell(s), 0:02:26)
Title #10 has length of 114 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #11 was added (2 cell(s), 0:02:31)
Title #12 has length of 13 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #13 has length of 22 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #14 has length of 9 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #15 has length of 7 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #16 has length of 5 seconds which is less than minimum title length of 120 seconds and was therefore skipped
Title #17 was added (1 cell(s), 0:25:05)
Cells 19-end were skipped due to cell commands (structure protection?)
Title #21 was added (17 cell(s), 1:55:06)
Title #22 was added (18 cell(s), 1:55:07)
Title #23 was added (18 cell(s), 1:55:07)
Title #24 was added (26 cell(s), 2:02:14)
Title #25 was added (26 cell(s), 2:02:14)
Title #26 was added (18 cell(s), 1:55:07)
Title #27 was added (26 cell(s), 2:02:14)
Title #28 was added (18 cell(s), 1:55:07)
Title #29 was added (18 cell(s), 1:55:07)
Title #31 was added (25 cell(s), 2:01:49)
Title 1 in VTS 22 is equal to title 1 and was skipped
Title 1 in VTS 22 is equal to title 1 and was skipped
Title 1 in VTS 22 is equal to title 1 and was skipped
Title 1 in VTS 22 is equal to title 1 and was skipped
Title 1 in VTS 24 is equal to title 1 and was skipped
Title 1 in VTS 24 is equal to title 1 and was skipped
Operation successfully completed
Saving 11 titles into directory /home/dale/Videos/Now_You_See_Me
Error 'Scsi error - MEDIUM ERROR:UNRECOVERED READ ERROR' occurred while reading '/VIDEO_TS/VTS_17_1.VOB' at offset '17637376'
Error 'Scsi error - MEDIUM ERROR:UNRECOVERED READ ERROR' occurred while reading '/VIDEO_TS/VTS_17_1.VOB' at offset '17637376'
DEBUG: Code 0 at

DEBUG: Code 0 at k(p.S5tj0`/yS/_bZ|v:121261681
DEBUG: Code 0 at

DEBUG: Code 8612 at

DEBUG: Code 0 at <ES3ug^"YY#[u:Da8iVzp:29398645
DEBUG: Code 0 at +xE`v0gm?KC2V=i:_^#:213132744
Error 'Scsi error - MEDIUM ERROR:UNRECOVERED READ ERROR' occurred while reading '/VIDEO_TS/VTS_17_1.VOB' at offset '17637376'
Error 'Scsi error - MEDIUM ERROR:UNRECOVERED READ ERROR' occurred while reading '/VIDEO_TS/VTS_17_1.VOB' at offset '17637376'
DEBUG: Code 0 at

DEBUG: Code 0 at k(p.S5tj0`/yS/_bZ|v:121261681
DEBUG: Code 0 at

DEBUG: Code 8612 at

DEBUG: Code 0 at <ES3ug^"YY#[u:Da8iVzp:29398645
DEBUG: Code 0 at <ES3ug^"YY#[u:Da8iVzp:29398645
DEBUG: Code 0 at <ES3ug^"YY#[u:Da8iVzp:29398645
DEBUG: Code 0 at FN${p..c&S9#7p_Pn:121263728
DEBUG: Code 0 at FN${p..c&S9#7p_Pn:121263176
DEBUG: Code 0 at FN${p..c&S9#7p_Pn:29393930
DEBUG: Code 0 at <ES3ug^"YY#[u:Da8iVzp:29398645
LIBMKV_TRACE: Exception: Error while reading input
Failed to save title 6 to file /home/dale/Videos/Now_You_See_Me/Now_You_See_Me_t06.mkv