diff options
| -rw-r--r-- | src/sync.cpp | 32 | ||||
| -rw-r--r-- | src/test/reverselock_tests.cpp | 10 |
2 files changed, 26 insertions, 16 deletions
diff --git a/src/sync.cpp b/src/sync.cpp index f07916041a..acfbe8fe29 100644 --- a/src/sync.cpp +++ b/src/sync.cpp @@ -228,20 +228,28 @@ template void EnterCritical(const char*, const char*, int, boost::mutex*, bool); void CheckLastCritical(void* cs, std::string& lockname, const char* guardname, const char* file, int line) { - { - LockData& lockdata = GetLockData(); - std::lock_guard<std::mutex> lock(lockdata.dd_mutex); - - const LockStack& lock_stack = lockdata.m_lock_stacks[std::this_thread::get_id()]; - if (!lock_stack.empty()) { - const auto& lastlock = lock_stack.back(); - if (lastlock.first == cs) { - lockname = lastlock.second.Name(); - return; - } + LockData& lockdata = GetLockData(); + std::lock_guard<std::mutex> lock(lockdata.dd_mutex); + + const LockStack& lock_stack = lockdata.m_lock_stacks[std::this_thread::get_id()]; + if (!lock_stack.empty()) { + const auto& lastlock = lock_stack.back(); + if (lastlock.first == cs) { + lockname = lastlock.second.Name(); + return; } } - throw std::system_error(EPERM, std::generic_category(), strprintf("%s:%s %s was not most recent critical section locked", file, line, guardname)); + + LogPrintf("INCONSISTENT LOCK ORDER DETECTED\n"); + LogPrintf("Current lock order (least recent first) is:\n"); + for (const LockStackItem& i : lock_stack) { + LogPrintf(" %s\n", i.second.ToString()); + } + if (g_debug_lockorder_abort) { + tfm::format(std::cerr, "%s:%s %s was not most recent critical section locked, details in debug log.\n", file, line, guardname); + abort(); + } + throw std::logic_error(strprintf("%s was not most recent critical section locked", guardname)); } void LeaveCritical() diff --git a/src/test/reverselock_tests.cpp b/src/test/reverselock_tests.cpp index a42608a66d..7da364d316 100644 --- a/src/test/reverselock_tests.cpp +++ b/src/test/reverselock_tests.cpp @@ -48,12 +48,14 @@ BOOST_AUTO_TEST_CASE(reverselock_errors) WAIT_LOCK(mutex, lock); #ifdef DEBUG_LOCKORDER + bool prev = g_debug_lockorder_abort; + g_debug_lockorder_abort = false; + // Make sure trying to reverse lock a previous lock fails - try { - REVERSE_LOCK(lock2); - BOOST_CHECK(false); // REVERSE_LOCK(lock2) succeeded - } catch(...) { } + BOOST_CHECK_EXCEPTION(REVERSE_LOCK(lock2), std::logic_error, HasReason("lock2 was not most recent critical section locked")); BOOST_CHECK(lock2.owns_lock()); + + g_debug_lockorder_abort = prev; #endif // Make sure trying to reverse lock an unlocked lock fails |