Connector/J call may stuck on acquiring lock

... waiting on condition [0x00007f03666a0000]

java.lang.Thread.State: WAITING (parking)

at sun.misc.Unsafe.park(Native Method)

- parking to wait for <0x0000000526660bf8> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)

at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)

at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)

at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870)

at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199)

at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209)

at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285)

at org.mariadb.jdbc.MariaDbStatement.executeInternal(MariaDbStatement.java:340)

at org.mariadb.jdbc.MariaDbStatement.execute(MariaDbStatement.java:501)

at org.apache.tomcat.jdbc.pool.PooledConnection.validate(PooledConnection.java:583)

at org.apache.tomcat.jdbc.pool.PooledConnection.validate(PooledConnection.java:485)

at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:832)

at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:674)

at org.apache.tomcat.jdbc.pool.ConnectionPool.getConnection(ConnectionPool.java:198)

at org.apache.tomcat.jdbc.pool.DataSourceProxy.getConnection(DataSourceProxy.java:136)

at com.appiancorp.rdbms.datasource.BusinessDataSourceConnectionProvider.getConnection(BusinessDataSourceConnectionProvider.java:63)

at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)

at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)

at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:160)

at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:81)