error : (14587022) Write to Backend DCB localhost.localdomain in state DCB::State::POLLING failed: 104, Connection reset by peer
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2024-02-27 05:25:25 notice : For a more detailed stacktrace, install GDB and add 'debug=gdb-stacktrace' under the [maxscale] section.
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/lib64/libpthread.so.0 (do_futex_wait.constprop.1): ??:?
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/lib64/libpthread.so.0 (__new_sem_wait_slow.constprop.0): ??:?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::RoutingWorker::execute_concurrently(std::function<void ()> const&)): maxutils/maxbase/include/maxbase/semaphore.hh:147
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/usr/lib64/maxscale/libreadwritesplit.so (RWSplit::avg_sescmd_sz() const): /usr/include/c++/8/bits/std_function.h:256
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/usr/lib64/maxscale/libreadwritesplit.so (RWSplit::diagnostics() const): server/modules/routing/readwritesplit/readwritesplit.cc:338
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_attributes(char const*, SERVICE const*)): server/core/service.cc:1174
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_json_data(SERVICE const*, char const*)): server/core/service.cc:1296
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_to_json(Service const*, char const*)): server/core/service.cc:1307
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 ((anonymous namespace)::cb_get_service(HttpRequest const&)): server/core/resource.cc:750
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (Resource::call(HttpRequest const&) const): server/core/resource.cc:189
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 ((anonymous namespace)::handle_request(HttpRequest const&)): server/core/resource.cc:1856
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (operator()): server/core/resource.cc:2145
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (~CustomTask): maxutils/maxbase/src/worker.cc:788
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::EventMessageQueue::handle_poll_events(maxbase::Worker*, unsigned int, maxbase::Pollable::Context)): maxutils/maxbase/src/messagequeue.cc:222
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::deliver_events(maxbase::Pollable*, unsigned int, maxbase::Pollable::Context)): maxutils/maxbase/src/worker.cc:1084
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::poll_waitevents()): maxutils/maxbase/src/worker.cc:1171
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::run(maxbase::Semaphore*)): maxutils/maxbase/src/worker.cc:875
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/usr/bin/maxscale (main): server/core/gateway.cc:2186
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/lib64/libc.so.6 (__libc_start_main): ??:?
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/usr/bin/maxscale (_start): ??:?
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2024-02-27 05:25:27 notice : GDB not found, attempting to dump stacktraces from all threads using internal profiler...
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Thread 1
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libc.so.6 (syscall): ??:?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::collect_samples()): server/core/profiler.cc:112
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::stacktrace[abi:cxx11]()): server/core/profiler.cc:188
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/usr/bin/maxscale (sigfatal_handler(int)): server/core/gateway.cc:566
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (do_futex_wait.constprop.1): ??:?
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/lib64/libpthread.so.0 (__new_sem_wait_slow.constprop.0): ??:?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::RoutingWorker::execute_concurrently(std::function<void ()> const&)): maxutils/maxbase/include/maxbase/semaphore.hh:147
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/usr/lib64/maxscale/libreadwritesplit.so (RWSplit::avg_sescmd_sz() const): /usr/include/c++/8/bits/std_function.h:256
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/usr/lib64/maxscale/libreadwritesplit.so (RWSplit::diagnostics() const): server/modules/routing/readwritesplit/readwritesplit.cc:338
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_attributes(char const*, SERVICE const*)): server/core/service.cc:1174
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_json_data(SERVICE const*, char const*)): server/core/service.cc:1296
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (service_to_json(Service const*, char const*)): server/core/service.cc:1307
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 ((anonymous namespace)::cb_get_service(HttpRequest const&)): server/core/resource.cc:750
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (Resource::call(HttpRequest const&) const): server/core/resource.cc:189
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 ((anonymous namespace)::handle_request(HttpRequest const&)): server/core/resource.cc:1856
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (operator()): server/core/resource.cc:2145
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (~CustomTask): maxutils/maxbase/src/worker.cc:788
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::EventMessageQueue::handle_poll_events(maxbase::Worker*, unsigned int, maxbase::Pollable::Context)): maxutils/maxbase/src/messagequeue.cc:222
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::deliver_events(maxbase::Pollable*, unsigned int, maxbase::Pollable::Context)): maxutils/maxbase/src/worker.cc:1084
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::poll_waitevents()): maxutils/maxbase/src/worker.cc:1171
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::run(maxbase::Semaphore*)): maxutils/maxbase/src/worker.cc:875
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/usr/bin/maxscale (main): server/core/gateway.cc:2186
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/lib64/libc.so.6 (__libc_start_main): ??:?
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/usr/bin/maxscale (_start): ??:?
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Thread 2
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (__pthread_cond_timedwait): :?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (__gthread_mutex_unlock): /usr/include/c++/8/x86_64-redhat-linux/bits/gthr-default.h:777
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/lib64/libstdc++.so.6 (std::error_code::default_error_condition() const): ??:?
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/lib64/libpthread.so.0 (start_thread): ??:?
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/lib64/libc.so.6 (__GI___clone): :?
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Thread 3
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (__pthread_cond_timedwait): :?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::BaseUserManager::updater_thread_function()): /usr/include/c++/8/condition_variable:181
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/lib64/libstdc++.so.6 (std::error_code::default_error_condition() const): ??:?
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/lib64/libpthread.so.0 (start_thread): ??:?
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/lib64/libc.so.6 (__GI___clone): :?
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Thread 4
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (do_futex_wait.constprop.1): ??:?
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/lib64/libpthread.so.0 (__new_sem_wait_slow.constprop.0): ??:?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::call(std::function<void ()> const&)): maxutils/maxbase/include/maxbase/semaphore.hh:147
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (resource_handle_request(HttpRequest const&)): server/core/resource.cc:2143
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (Client::process(std::string, std::string, char const*, unsigned long*)): server/core/internal/httpresponse.hh:195
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (Client::handle(std::string const&, std::string const&, char const*, unsigned long*)): /usr/include/c++/8/bits/basic_string.h:215 (discriminator 2)
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 ((anonymous namespace)::handle_client(void*, MHD_Connection*, char const*, char const*, char const*, char const*, unsigned long*, void**)): /usr/include/c++/8/bits/basic_string.h:215 (discriminator 4)
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (call_connection_handler): _build/libmicrohttpd/src/microhttpd/connection.c:3070
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (MHD_connection_handle_idle): _build/libmicrohttpd/src/microhttpd/connection.c:4522
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (call_handlers): _build/libmicrohttpd/src/microhttpd/daemon.c:1223
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (MHD_epoll): _build/libmicrohttpd/src/microhttpd/daemon.c:5200
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (MHD_polling_thread): _build/libmicrohttpd/src/microhttpd/daemon.c:5436
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/lib64/libpthread.so.0 (start_thread): ??:?
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/lib64/libc.so.6 (__GI___clone): :?
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|
Thread 5
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (__pthread_cond_timedwait): :?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (HttpSql::ConnectionManager::cleanup_thread_func()): /usr/include/c++/8/condition_variable:181
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/lib64/libstdc++.so.6 (std::error_code::default_error_condition() const): ??:?
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/lib64/libpthread.so.0 (start_thread): ??:?
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/lib64/libc.so.6 (__GI___clone): :?
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|
Thread 6
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libc.so.6 (epoll_wait): ??:?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::poll_waitevents()): maxutils/maxbase/src/worker.cc:1127
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::run(maxbase::Semaphore*)): maxutils/maxbase/src/worker.cc:875
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/lib64/libstdc++.so.6 (std::error_code::default_error_condition() const): ??:?
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/lib64/libpthread.so.0 (start_thread): ??:?
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/lib64/libc.so.6 (__GI___clone): :?
|
|
Thread 7
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxscale::Profiler::save_stacktrace()): server/core/profiler.cc:81
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/lib64/libpthread.so.0 (__restore_rt): ??:?
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/lib64/libpthread.so.0 (__libc_read): :?
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (DCB::socket_read(unsigned long, DCB::ReadLimit)): server/core/dcb.cc:383
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (DCB::read_impl(unsigned long, unsigned long, DCB::ReadLimit)): server/core/dcb.cc:234
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (DCB::read(unsigned long, unsigned long)): server/core/dcb.cc:220
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (mariadb::read_protocol_packet(DCB*)): server/modules/protocol/MariaDB/mariadb_common.cc:496
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (MariaDBBackendConnection::read_com_ping_response()): server/modules/protocol/MariaDB/mariadb_backend.cc:1041
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (MariaDBBackendConnection::ready_for_reading(DCB*)): server/modules/protocol/MariaDB/mariadb_backend.cc:409
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (DCB::process_events(unsigned int)): server/core/dcb.cc:1306
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (DCB::event_handler(unsigned int)): server/core/dcb.cc:1359
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::deliver_events(maxbase::Pollable*, unsigned int, maxbase::Pollable::Context)): maxutils/maxbase/src/worker.cc:1084
|
/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::poll_waitevents()): maxutils/maxbase/src/worker.cc:1171
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/usr/lib64/maxscale/libmaxscale-common.so.1.0.0 (maxbase::Worker::run(maxbase::Semaphore*)): maxutils/maxbase/src/worker.cc:875
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/lib64/libstdc++.so.6 (std::error_code::default_error_condition() const): ??:?
|
/lib64/libpthread.so.0 (start_thread): ??:?
|
/lib64/libc.so.6 (__GI___clone): :?
|
|
MaxScale 23.08.3 received fatal signal 6. Commit ID: 9bd919ba302a25ba8e27a1e208ed92c07352c2a7, System name: Linux, Release string: Red Hat Enterprise Linux 8.9 (Ootpa), Thread: maxscaleWriting core dump.
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Bug
Major