Bug #120835 UBSan error on log0log.log_writer test
Submitted: 2 Jul 14:24
Reporter: Laurynas Biveinis (OCA) Email Updates:
Status: Open Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S3 (Non-critical)
Version:9.7.0 OS:Any
Assigned to: CPU Architecture:Any

[2 Jul 14:24] Laurynas Biveinis 
Description:
$ runtime_output_directory/merge_innodb_tests-t
...
[ RUN      ] log0log.log_writer
/Users/laurynas/vilniusdb/mysql-9.7.0/storage/innobase/log/log0write.cc:2391:9: runtime error: 1.84467e+19 is outside the range of representable values of type 'unsigned long long'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /Users/laurynas/vilniusdb/mysql-9.7.0/storage/innobase/log/log0write.cc:2391:9

How to repeat:
Debug + UBSan build