*** This bug is a duplicate of bug 1877504 ***
https://bugs.launchpad.net/bugs/1877504
The bug started to trigger after an update to libmysqlclient21 from
8.0.19 to 8.0.20. This is Oracle MySQL being backwards incompatible with
any earlier version of MySQL or MariaDB. Please don't imply that the
MariaDB packaging in any way caused this bug.
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https://bugs.launchpad.net/bugs/1877183
Title:
segfault in mysql_server_end() from libmysqlclient.so.21
Status in mysql-8.0 package in Ubuntu:
Invalid
Status in qtbase-opensource-src package in Ubuntu:
Invalid
Bug description:
libmysqlclient.so.21 causes a segfault on shutdown.
Test case attached ==> "Removed database" will not be reported.
Backtrace:
#0 0x00007ffff14c330f in ?? () from
/lib/x86_64-linux-gnu/libmysqlclient.so.21
#1 0x00007ffff14c8823 in ?? () from
/lib/x86_64-linux-gnu/libmysqlclient.so.21
#2 0x00007ffff1466243 in mysql_server_end () from
/lib/x86_64-linux-gnu/libmysqlclient.so.21
#3 0x00007ffff1b4d0ee in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/sqldrivers/libqsqlmysql.so
#4 0x00007ffff1b4d10d in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/sqldrivers/libqsqlmysql.so
#5 0x00007ffff78e55fb in ?? () from /lib/x86_64-linux-gnu/libQt5Sql.so.5
#6 0x00007ffff78e588e in QSqlDatabase::~QSqlDatabase() () from
/lib/x86_64-linux-gnu/libQt5Sql.so.5
#7 0x00007ffff78e5d9c in ?? () from /lib/x86_64-linux-gnu/libQt5Sql.so.5
#8 0x0000555555555579 in cause_segfault () at main.cpp:16
#9 0x0000555555555729 in main (argc=1, argv=0x7fffffffeb18) at main.cpp:23
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: libqt5sql5-mysql 5.12.8+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30
Uname: Linux 5.4.0-29-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: XFCE
Date: Wed May 6 21:40:58 2020
InstallationDate: Installed on 2020-04-27 (9 days ago)
InstallationMedia: Xubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
SourcePackage: qtbase-opensource-src
UpgradeStatus: No upgrade log present (probably fresh install)
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