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  1. MariaDB Server
  2. MDEV-11591

Error: Freeing overrun buffer, Freeing unallocated data or underrun buffer

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      CREATE TABLE t1 (c CHAR(255));
       
      INSERT INTO t1 VALUES (REPEAT('a',255)),(REPEAT('b',255)),(REPEAT('c',255)),(REPEAT('d',255));
      INSERT INTO t1 SELECT * FROM t1;
      INSERT INTO t1 SELECT * FROM t1;
      INSERT INTO t1 SELECT * FROM t1;
      INSERT INTO t1 SELECT * FROM t1;
      INSERT INTO t1 SELECT * FROM t1;
       
      ALTER TABLE t1 ADD COLUMN vcol CHAR(255) AS (c) VIRTUAL, ADD INDEX IF NOT EXISTS (vcol);
      

      10.2 c35b8c46b404d035e54a23d667da5dff6502fc2e

      Error: Freeing unallocated data or underrun buffer 0x7ff555ba60ad, 0x7ff555b972ca, 0x7ff555b28b48, 0x7ff555b1af5a, 0x7ff555b1bb17, 0x7ff555b1713c, 0x7ff5553a5055, 0x7ff5553ff8f9
      Error: Freeing overrun buffer  0x7ff555ba60ad, 0x7ff555b972ca, 0x7ff555b28b72, 0x7ff555b1af5a, 0x7ff555b1bb17, 0x7ff555b1713c, 0x7ff5553a5055, 0x7ff5553ff8f9
      Allocated at 0x7ff555b97521, 0x7ff555b384a7, 0x7ff555b27b47, 0x7ff555b1af5a, 0x7ff555b1bb17, 0x7ff555b1713c, 0x7ff5553a5055, 0x7ff5553ff8f9
      

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              Assignee:
              elenst Elena Stepanova
              Reporter:
              elenst Elena Stepanova
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                Updated:
                Resolved: