Details
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Bug
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Status: Closed (View Workflow)
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Minor
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Resolution: Fixed
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10.5, 10.1(EOL), 10.2(EOL), 10.3(EOL), 10.4(EOL)
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None
Description
SET @a= '42'; |
--error ER_BASE64_DECODE_ERROR
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BINLOG @a, @a;
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10.4 6adb0d2f |
mysqld: /data/src/10.4/sql/sql_binlog.cc:164: int binlog_defragment(THD*): Assertion `gathered_length == thd->lex->comment.length' failed.
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200510 16:09:29 [ERROR] mysqld got signal 6 ;
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#7 0x00007f4356031f12 in __GI___assert_fail (assertion=0x5619ce0cff48 "gathered_length == thd->lex->comment.length", file=0x5619ce0cff78 "/data/src/10.4/sql/sql_binlog.cc", line=164, function=0x5619ce0d0100 <binlog_defragment(THD*)::__PRETTY_FUNCTION__> "int binlog_defragment(THD*)") at assert.c:101
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#8 0x00005619cd4f6445 in binlog_defragment (thd=0x7f42f4000af0) at /data/src/10.4/sql/sql_binlog.cc:164
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#9 0x00005619cd4f674e in mysql_client_binlog_statement (thd=0x7f42f4000af0) at /data/src/10.4/sql/sql_binlog.cc:235
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#10 0x00005619cd3ae05a in mysql_execute_command (thd=0x7f42f4000af0) at /data/src/10.4/sql/sql_parse.cc:6020
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#11 0x00005619cd3b3ad3 in mysql_parse (thd=0x7f42f4000af0, rawbuf=0x7f42f4012f88 "BINLOG @a, @a", length=13, parser_state=0x7f43480c95c0, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:7900
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#12 0x00005619cd3a0083 in dispatch_command (command=COM_QUERY, thd=0x7f42f4000af0, packet=0x7f42f414de31 "BINLOG @a, @a", packet_length=13, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1842
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#13 0x00005619cd39e825 in do_command (thd=0x7f42f4000af0) at /data/src/10.4/sql/sql_parse.cc:1360
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#14 0x00005619cd526394 in do_handle_one_connection (connect=0x5619d05bdfc0) at /data/src/10.4/sql/sql_connect.cc:1412
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#15 0x00005619cd5260e3 in handle_one_connection (arg=0x5619d05bdfc0) at /data/src/10.4/sql/sql_connect.cc:1316
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#16 0x00007f4357fba4a4 in start_thread (arg=0x7f43480ca700) at pthread_create.c:456
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#17 0x00007f43560eed0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97
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Reproducible on 10.1-10.5 debug builds.
Non-debug builds return ER_BASE64_DECODE_ERROR as they probably should.
Attachments
Issue Links
- relates to
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MDEV-31598 UBSAN: runtime error: null pointer passed as argument 2, which is declared to never be null in binlog_defragment
- Open