deadlock when start program ...

[x-x-p]

#0 0xf7fe4399 in _dl_lookup_symbol_x () from /lib/ld-linux.so.2
#1 0xf6d7f1c1 in do_sym () from /usr/lib/libc.so.6
#2 0xf6d7f6ca in _dl_sym () from /usr/lib/libc.so.6
#3 0xf768e2a3 in bthread::init_sys_mutex_lock () at /root/apache-brpc-0.9.7.rc03-incubating-src/src/bthread/mutex.cpp:411
#4 0xf74c0fd8 in __pthread_once_slow () from /usr/lib/libpthread.so.0
#5 0xf768e21a in bthread::first_sys_pthread_mutex_lock (mutex=0x80530c8) at /root/apache-brpc-0.9.7.rc03-incubating-src/src/bthread/mutex.cpp:424
#6 0xf768f71e in pthread_mutex_lock_impl (mutex=0x80530c8) at /root/apache-brpc-0.9.7.rc03-incubating-src/src/bthread/mutex.cpp:554
#7 pthread_mutex_lock (__mutex=0x80530c8) at /root/apache-brpc-0.9.7.rc03-incubating-src/src/bthread/mutex.cpp:812
#8 0xf7340828 in google::protobuf::internal::Mutex::Lock() () from /usr/local/lib/libprotobuf.so.9
#9 0xf7340d3f in google::protobuf::internal::MutexLock::MutexLock(google::protobuf::internal::Mutex*) () from /usr/local/lib/libprotobuf.so.9
#10 0xf7340a5e in google::protobuf::internal::OnShutdown(void (*)()) () from /usr/local/lib/libprotobuf.so.9
#11 0xf7352ee9 in google::protobuf::internal::StaticDefaultRepeatedFieldsInitializer::StaticDefaultRepeatedFieldsInitializer() () from /usr/local/lib/libprotobuf.so.9
#12 0xf7351b58 in __static_initialization_and_destruction_0 () from /usr/local/lib/libprotobuf.so.9
#13 0xf7351b78 in _GLOBAL__sub_I_extension_set.cc () from /usr/local/lib/libprotobuf.so.9
#14 0xf7fe9fce in _dl_init_internal () from /lib/ld-linux.so.2
#15 0xf7fdb18f in _dl_start_user () from /lib/ld-linux.so.2

[wwbmmm]

We close this issue because it is irreproducible and inactive for a long time.
If you can reproduce this issue with the latest version of bRPC, please reopen this issue and tell us how to reproduce.