Merge #14764: travis: Run thread sanitizer on unit tests

fa7d36b8e7 test: Move UBSAN suppressions to test/sanitizer_suppressions/ubsan (MarcoFalke)
fa36d4e456 travis: --disable-hardening for xenial thread sanitizer (MarcoFalke)
89bf196c88 travis: Run thread sanitizer (MarcoFalke)

Pull request description:

  On unit tests only for now. Disabled for the gui unit tests and all functional tests.

Tree-SHA512: 56f7d3b44e7cb68c76a2dc5abd85658955b1c2188932e988667c5a1cbcdd6be995d37bb949d62c6eb08a4aebfc43ff0370b7da1719d4e4f322a3495c1941a5e0

.travis.yml

@@ -252,15 +252,16 @@ after_success:
         DEP_OPTS="NO_QT=1 NO_UPNP=1 DEBUG=1 ALLOW_HOST_PACKAGES=1"
         GOAL="install"
         BITCOIN_CONFIG="--enable-zmq --with-gui=qt5 --enable-glibc-back-compat --enable-reduce-exports --enable-debug CXXFLAGS=\"-g0 -O2\""
-# x86_64 Linux (xenial, no depends, only system libs)
+# x86_64 Linux (xenial, no depends, only system libs, sanitizers: thread (TSAN))
     - stage: test
       env: >-
         HOST=x86_64-unknown-linux-gnu
         DOCKER_NAME_TAG=ubuntu:16.04
-        PACKAGES="python3-zmq qtbase5-dev qttools5-dev-tools libssl-dev libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libprotobuf-dev protobuf-compiler libqrencode-dev"
+        PACKAGES="clang llvm python3-zmq qtbase5-dev qttools5-dev-tools libssl-dev libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libprotobuf-dev protobuf-compiler libqrencode-dev"
         NO_DEPENDS=1
+        RUN_FUNCTIONAL_TESTS=false # Disabled for now. TODO identify suppressions or exclude specific tests
         GOAL="install"
-        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --enable-glibc-back-compat --enable-reduce-exports --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER"
+        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER --with-sanitizers=thread --disable-hardening --disable-asm CC=clang CXX=clang++"
 # x86_64 Linux (no depends, only system libs, sanitizers: undefined (UBSAN) + integer)
     - stage: test
       env: >-
@@ -269,7 +270,7 @@ after_success:
         NO_DEPENDS=1
         RUN_BENCH=true
         GOAL="install"
-        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --enable-glibc-back-compat --enable-reduce-exports --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER --with-sanitizers=integer,undefined CC=clang CXX=clang++"
+        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER --with-sanitizers=integer,undefined CC=clang CXX=clang++"
 # x86_64 Linux, No wallet
     - stage: test
       env: >-

.travis/test_04_install.sh

@@ -7,8 +7,9 @@
 export LC_ALL=C.UTF-8
 
 travis_retry docker pull "$DOCKER_NAME_TAG"
-export UBSAN_OPTIONS="suppressions=${TRAVIS_BUILD_DIR}/contrib/sanitizers-ubsan.suppressions:print_stacktrace=1:halt_on_error=1"
-env | grep -E '^(CCACHE_|WINEDEBUG|LC_ALL|BOOST_TEST_RANDOM|CONFIG_SHELL|UBSAN_OPTIONS)' | tee /tmp/env
+export TSAN_OPTIONS="suppressions=${TRAVIS_BUILD_DIR}/test/sanitizer_suppressions/tsan"
+export UBSAN_OPTIONS="suppressions=${TRAVIS_BUILD_DIR}/test/sanitizer_suppressions/ubsan:print_stacktrace=1:halt_on_error=1"
+env | grep -E '^(CCACHE_|WINEDEBUG|LC_ALL|BOOST_TEST_RANDOM|CONFIG_SHELL|(TSAN|UBSAN)_OPTIONS)' | tee /tmp/env
 if [[ $HOST = *-mingw32 ]]; then
   DOCKER_ADMIN="--cap-add SYS_ADMIN"
 fi

test/sanitizer_suppressions/tsan

@@ -0,0 +1,24 @@
+# ThreadSanitizer suppressions
+# ============================
+
+# fChecked is theoretically racy, practically only in unit tests
+race:CheckBlock
+
+# WalletBatch (unidentified deadlock)
+deadlock:WalletBatch
+
+# Intentional deadlock in tests
+deadlock:TestPotentialDeadLockDetected
+
+# Wildcard for all gui tests, should be replaced with non-wildcard suppressions
+race:src/qt/test/*
+deadlock:src/qt/test/*
+
+# WIP: Unidentified suppressions to run the functional tests
+#race:zmqpublishnotifier.cpp
+#
+#deadlock:CreateWalletFromFile
+#deadlock:importprivkey
+#deadlock:walletdb.h
+#deadlock:walletdb.cpp
+#deadlock:wallet/db.cpp