Hi Monty, Please review a patch for Mdev-12019.
-- Regards Sachin Setiya Software Engineer at MariaDB
commit 62cda14d7d34fb4a27bad99e7d5aea1c52a71023 Author: Sachin Setiya <[email protected]> Date: Mon Apr 3 11:55:51 2017 +0530 MDEV-12019 FLASHBACK: Server crashes in bitmap_bits_set / pack_row / ... Reason for this crash is that table->rpl_write_set is NULL. In Rows_log_event::do_apply_event we set table->rpl_write_set equal to table->write_set. But we do not set table->rpl_write_set in Old_rows_log_event::do_apply_event. diff --git a/sql/log_event_old.cc b/sql/log_event_old.cc index 552221e..a2a5211 100644 --- a/sql/log_event_old.cc +++ b/sql/log_event_old.cc @@ -221,6 +221,8 @@ Old_rows_log_event::do_apply_event(Old_rows_log_event *ev, rpl_group_info *rgi) /* A small test to verify that objects have consistent types */ DBUG_ASSERT(sizeof(ev_thd->variables.option_bits) == sizeof(OPTION_RELAXED_UNIQUE_CHECKS)); + table->rpl_write_set= table->write_set; + error= do_before_row_operations(table); while (error == 0 && row_start < ev->m_rows_end) {
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