mdelangthales commented on issue #205:
URL: https://github.com/apache/celix/issues/205#issuecomment-624534963
Potential deadlock in subscriber:
```
==================
WARNING: ThreadSanitizer: lock-order-inversion (potential deadlock)
(pid=36614)
Cycle in lock order graph: M254 (0x7b4400000bc0) => M176 (0x7b4c000011e8)
=> M254
Mutex M176 acquired here while holding mutex M254 in thread T5:
#0 pthread_mutex_lock
../../../../gcc-8.3.1-20190507/libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc:3799
(libtsan.so.0+0x404eb)
#1 pubsub_topologyManager_subscriberAdded
bundles/pubsub/pubsub_topology_manager/src/pubsub_topology_manager.c:332
(libcelix_pubsub_topology_manager.so.1+0x5880)
Mutex M254 previously acquired by the same thread here:
#0 pthread_mutex_lock
../../../../gcc-8.3.1-20190507/libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc:3799
(libtsan.so.0+0x404eb)
#1 pubsub_zmqAdmin_setupTopicSender
bundles/pubsub/pubsub_admin_zmq/src/pubsub_zmq_admin.c:468
(libcelix_pubsub_admin_zmq.so.1+0x64f4)
Mutex M254 acquired here while holding mutex M176 in thread T5:
#0 pthread_mutex_lock
../../../../gcc-8.3.1-20190507/libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc:3799
(libtsan.so.0+0x404eb)
#1 pubsub_zmqAdmin_setupTopicReceiver
bundles/pubsub/pubsub_admin_zmq/src/pubsub_zmq_admin.c:562
(libcelix_pubsub_admin_zmq.so.1+0x68c7)
Mutex M176 previously acquired by the same thread here:
#0 pthread_mutex_lock
../../../../gcc-8.3.1-20190507/libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc:3799
(libtsan.so.0+0x404eb)
#1 pstm_setupTopicReceivers
bundles/pubsub/pubsub_topology_manager/src/pubsub_topology_manager.c:887
(libcelix_pubsub_topology_manager.so.1+0x3e0b)
#2 pstm_psaHandlingThread
bundles/pubsub/pubsub_topology_manager/src/pubsub_topology_manager.c:972
(libcelix_pubsub_topology_manager.so.1+0x3e0b)
Thread T5 'PubSub TopologyManager' (tid=36621, running) created by main
thread at:
#0 pthread_create
../../../../gcc-8.3.1-20190507/libsanitizer/tsan/tsan_interceptors.cc:915
(libtsan.so.0+0x2ed1b)
#1 celixThread_create libs/utils/src/celix_threads.c:37
(libcelix_utils.so.2+0x8f5c)
#2 __libc_start_main <null> (libc.so.6+0x348ec1ed1f)
SUMMARY: ThreadSanitizer: lock-order-inversion (potential deadlock)
bundles/pubsub/pubsub_topology_manager/src/pubsub_topology_manager.c:332 in
pubsub_topologyManager_subscriberAdded
==================
```
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