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  1. MariaDB Server
  2. MDEV-39494

UBSAN: runtime error: -nan is outside the range of representable values of type 'unsigned long long' (main.merge test)

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    • Not for Release Notes
    • Q2/2026 Server Development

    Description

      MTR test - main.merge is failing on build bot - amd64-ubasan-clang-20 with UndefinedBehaviorSanitizer: float-cast-overflow in sql/opt_range.cc:15079:27

      build bot failures

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          is part of

          Task - A task that needs to be done. MDEV-25454 Make MariaDB server UBSAN safe

          • Major - Major loss of function.
          • Confirmed
          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-39209 use iterative cleanup for merged units to avoid stack overflow

          • Major - Major loss of function.
          • Closed
          links to

          Web Link CR results for main.merge test failures on 10.11 branch

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              Gosselin Dave Gosselin
              raghunandan.bhat Raghunandan Bhat
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                Updated:
                Resolved:

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