rm -rf 103317/ bin/mysqld-debug --initialize-insecure --basedir=$PWD --datadir=$PWD/103317 --log-error-verbosity=3 bin/mysqld-debug --basedir=$PWD --datadir=$PWD/103317 --plugin_load_add='group_replication.so' --loose-group_replication_group_name="aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa" --loose-group_replication_start_on_boot=off --loose-group_replication_bootstrap_group=off --loose-group_replication_recovery_use_ssl=ON --loose-group_replication_recovery_get_public_key=ON --loose-group_replication_local_address="127.0.0.1:13826" --gtid_mode=ON --enforce-gtid-consistency --core-file --socket=/tmp/mysql_ushastry.sock --port=3333 --mysqlx-port=33330 --mysqlx-socket=/tmp/mysql_x_ushastry.sock --log-error=$PWD/103317/log.err 2>&1 & bin/mysql -uroot -S /tmp/mysql_ushastry.sock Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 8 Server version: 8.0.23-debug MySQL Community Server - GPL - Debug Copyright (c) 2000, 2021, Oracle and/or its affiliates. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> SET SQL_LOG_BIN=0; Query OK, 0 rows affected (0.00 sec) mysql> CREATE USER rpl_user@'localhost' IDENTIFIED BY 'password' REQUIRE SSL; Query OK, 0 rows affected (0.03 sec) mysql> GRANT REPLICATION SLAVE ON *.* TO rpl_user@'localhost'; Query OK, 0 rows affected (0.01 sec) mysql> GRANT BACKUP_ADMIN ON *.* TO rpl_user@'localhost'; Query OK, 0 rows affected (0.00 sec) mysql> FLUSH PRIVILEGES; Query OK, 0 rows affected (0.01 sec) mysql> SET SQL_LOG_BIN=1; Query OK, 0 rows affected (0.00 sec) mysql> CHANGE MASTER TO MASTER_USER='rpl_user', MASTER_PASSWORD='password' FOR CHANNEL 'group_replication_recovery'; Query OK, 0 rows affected, 5 warnings (0.12 sec) mysql> SET GLOBAL group_replication_bootstrap_group=ON; Query OK, 0 rows affected (0.00 sec) mysql> START GROUP_REPLICATION USER='rpl_user', PASSWORD='password'; *** Error in `/home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug': malloc(): memory corruption: 0x00007fc57c168570 *** ======= Backtrace: ========= /lib64/libc.so.6(+0x82aa6)[0x7fc63561daa6] /lib64/libc.so.6(__libc_malloc+0x4c)[0x7fc6356206fc] /lib64/libstdc++.so.6(_Znwm+0x1d)[0x7fc635ee018d] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_ZN9CertifierC1Ev+0x3cb)[0x7fc6201feb1b] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_ZN21Certification_handler10initializeEv+0x1f)[0x7fc620226d9f] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z18configure_pipelinePP13Event_handlerP10Handler_idi+0x7a)[0x7fc62024dfaa] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z12get_pipeline21Handler_pipeline_typePP13Event_handler+0x2f)[0x7fc62024e7df] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_ZN14Applier_module20setup_applier_moduleE21Handler_pipeline_typebmiyP16Shared_writelock+0x1a1)[0x7fc6201f15e1] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z34configure_and_start_applier_modulev+0xc7)[0x7fc620256b37] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z25initialize_plugin_modulesSt6bitsetILm18EE+0x125)[0x7fc620257675] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z26initialize_plugin_and_join25enum_plugin_con_isolationP29Delayed_initialization_thread+0x14a)[0x7fc62025da2a] /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so(_Z30plugin_group_replication_startPPc+0x146b)[0x7fc62025f6db] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug(_Z23group_replication_startPPcP3THD+0x200)[0x3759d15] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug(_Z21mysql_execute_commandP3THDb+0x17a1)[0x3137311] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug(_Z20dispatch_sql_commandP3THDP12Parser_state+0x6b7)[0x313cc20] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug(_Z16dispatch_commandP3THDPK8COM_DATA19enum_server_command+0x14dd)[0x313328e] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug(_Z10do_commandP3THD+0x482)[0x31316de] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug[0x3300855] /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug[0x4edc0d5] /lib64/libpthread.so.0(+0x7ea5)[0x7fc6375b4ea5] /lib64/libc.so.6(clone+0x6d)[0x7fc6356998dd] ======= Memory map: ======== 00400000-0775c000 r-xp 00000000 00:34 120206814 /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug 0775d000-078da000 r--p 0735c000 00:34 120206814 /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug 078da000-07c66000 rw-p 074d9000 00:34 120206814 /home/umshastr/work/binaries/ga/mysql-8.0.23/bin/mysqld-debug 07c66000-08292000 rw-p 00000000 00:00 0 08eb1000-0b6fa000 rw-p 00000000 00:00 0 [heap] 7fc570000000-7fc570021000 rw-p 00000000 00:00 0 7fc570021000-7fc574000000 ---p 00000000 00:00 0 7fc574000000-7fc574021000 rw-p 00000000 00:00 0 7fc574021000-7fc578000000 ---p 00000000 00:00 0 7fc578000000-7fc578021000 rw-p 00000000 00:00 0 7fc578021000-7fc57c000000 ---p 00000000 00:00 0 7fc57c000000-7fc57c395000 rw-p 00000000 00:00 0 7fc57c395000-7fc580000000 ---p 00000000 00:00 0 7fc580000000-7fc580021000 rw-p 00000000 00:00 0 7fc580021000-7fc584000000 ---p 00000000 00:00 0 7fc584000000-7fc584021000 rw-p 00000000 00:00 0 7fc584021000-7fc588000000 ---p 00000000 00:00 0 7fc588000000-7fc588021000 rw-p 00000000 00:00 0 7fc588021000-7fc58c000000 ---p 00000000 00:00 0 7fc58c000000-7fc58c021000 rw-p 00000000 00:00 0 7fc58c021000-7fc590000000 ---p 00000000 00:00 0 7fc590000000-7fc590021000 rw-p 00000000 00:00 0 7fc590021000-7fc594000000 ---p 00000000 00:00 0 7fc594000000-7fc594059000 rw-p 00000000 00:00 0 7fc594059000-7fc598000000 ---p 00000000 00:00 0 7fc598000000-7fc598021000 rw-p 00000000 00:00 0 7fc598021000-7fc59c000000 ---p 00000000 00:00 0 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00000000 00:00 0 7fc6200a3000-7fc6200a4000 ---p 00000000 00:00 0 7fc6200a4000-7fc6200eb000 rw-p 00000000 00:00 0 7fc6200eb000-7fc6200ec000 ---p 00000000 00:00 0 7fc6200ec000-7fc620133000 rw-p 00000000 00:00 0 7fc620133000-7fc620386000 r-xp 00000000 00:34 119845285 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so 7fc620386000-7fc620586000 ---p 00253000 00:34 119845285 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so 7fc620586000-7fc62058c000 r--p 00253000 00:34 119845285 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so 7fc62058c000-7fc620595000 rw-p 00259000 00:34 119845285 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so 7fc620595000-7fc62059f000 rw-p 00000000 00:00 0 7fc62059f000-7fc6205a0000 ---p 00000000 00:00 0 7fc6205a0000-7fc620fa0000 rw-p 00000000 00:00 0 7fc620fa0000-7fc620fa1000 ---p 00000000 00:00 0 7fc620fa1000-7fc6219a1000 rw-p 00000000 00:00 0 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00:00 0 7fc626dc8000-7fc628000000 ---p 00000000 00:00 0 7fc628012000-7fc628cdb000 rw-p 00000000 00:00 0 7fc628cdb000-7fc628cdc000 ---p 00000000 00:00 0 7fc628cdc000-7fc629edd000 rw-p 00000000 00:00 0 7fc629edd000-7fc629ee4000 r-xp 00000000 00:34 119845280 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/component_reference_cache.so 7fc629ee4000-7fc62a0e3000 ---p 00007000 00:34 119845280 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/component_reference_cache.so 7fc62a0e3000-7fc62a0e4000 r--p 00006000 00:34 119845280 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/component_reference_cache.so 7fc62a0e4000-7fc62a0e5000 rw-p 00007000 00:34 119845280 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/component_reference_cache.so 7fc62a0e5000-7fc635398000 rw-p 00000000 00:00 0 7fc635398000-7fc63539a000 r-xp 00000000 08:03 21100 /usr/lib64/libfreebl3.so 7fc63539a000-7fc635599000 ---p 00002000 08:03 21100 /usr/lib64/libfreebl3.so 7fc635599000-7fc63559a000 r--p 00001000 08:03 21100 /usr/lib64/libfreebl3.so 7fc63559a000-7fc63559b000 rw-p 00002000 08:03 21100 /usr/lib64/libfreebl3.so 7fc63559b000-7fc63575e000 r-xp 00000000 08:03 21053 /usr/lib64/libc-2.17.so 7fc63575e000-7fc63595e000 ---p 001c3000 08:03 21053 /usr/lib64/libc-2.17.so 7fc63595e000-7fc635962000 r--p 001c3000 08:03 21053 /usr/lib64/libc-2.17.so 7fc635962000-7fc635964000 rw-p 001c7000 08:03 21053 /usr/lib64/libc-2.17.so 7fc635964000-7fc635969000 rw-p 00000000 00:00 0 7fc635969000-7fc63597e000 r-xp 00000000 08:03 98592 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7fc63597e000-7fc635b7d000 ---p 00015000 08:03 98592 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7fc635b7d000-7fc635b7e000 r--p 00014000 08:03 98592 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7fc635b7e000-7fc635b7f000 rw-p 00015000 08:03 98592 /usr/lib64/libgcc_s-4.8.5-20150702.so.1 7fc635b7f000-7fc635c80000 r-xp 00000000 08:03 21061 /usr/lib64/libm-2.17.so 7fc635c80000-7fc635e7f000 ---p 00101000 08:03 21061 /usr/lib64/libm-2.17.so 7fc635e7f000-7fc635e80000 r--p 00100000 08:03 21061 /usr/lib64/libm-2.17.so 7fc635e80000-7fc635e81000 rw-p 00101000 08:03 21061 /usr/lib64/libm-2.17.so 7fc635e81000-7fc635f6a000 r-xp 00000000 08:03 21168 /usr/lib64/libstdc++.so.6.0.19 7fc635f6a000-7fc63616a000 ---p 000e9000 08:03 21168 /usr/lib64/libstdc++.so.6.0.19 7fc63616a000-7fc636172000 r--p 000e9000 08:03 21168 /usr/lib64/libstdc++.so.6.0.19 7fc636172000-7fc636174000 rw-p 000f1000 08:03 21168 /usr/lib64/libstdc++.so.6.0.19 7fc636174000-7fc636189000 rw-p 00000000 00:00 0 7fc636189000-7fc636193000 r-xp 00000000 08:03 132612 /usr/lib64/libnuma.so.1.0.0 7fc636193000-7fc636393000 ---p 0000a000 08:03 132612 /usr/lib64/libnuma.so.1.0.0 7fc636393000-7fc636394000 r--p 0000a000 08:03 132612 /usr/lib64/libnuma.so.1.0.0 7fc636394000-7fc636395000 rw-p 0000b000 08:03 132612 /usr/lib64/libnuma.so.1.0.0 7fc636395000-7fc636396000 r-xp 00000000 08:03 21898 /usr/lib64/libaio.so.1.0.1 7fc636396000-7fc636595000 ---p 00001000 08:03 21898 /usr/lib64/libaio.so.1.0.1 7fc636595000-7fc636596000 r--p 00000000 08:03 21898 /usr/lib64/libaio.so.1.0.1 7fc636596000-7fc636597000 rw-p 00001000 08:03 21898 /usr/lib64/libaio.so.1.0.1 7fc636597000-7fc636616000 r-xp 00000000 00:34 118986732 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libssl.so.1.1 7fc636616000-7fc636815000 ---p 0007f000 00:34 118986732 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libssl.so.1.1 7fc636815000-7fc636822000 rw-p 0007e000 00:34 118986732 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libssl.so.1.1 7fc636822000-7fc636827000 rw-p 000a2000 00:34 118986732 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libssl.so.1.1 7fc636827000-7fc636a92000 r-xp 00000000 00:34 118986728 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libcrypto.so.1.1 7fc636a92000-7fc636c91000 ---p 0026b000 00:34 118986728 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libcrypto.so.1.1 7fc636c91000-7fc636cbf000 rw-p 0026a000 00:34 118986728 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libcrypto.so.1.1 7fc636cbf000-7fc636cc3000 rw-p 00000000 00:00 0 7fc636cc3000-7fc636cd9000 rw-p 002f0000 00:34 118986728 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libcrypto.so.1.1 7fc636cd9000-7fc636ce0000 r-xp 00000000 08:03 21083 /usr/lib64/librt-2.17.so 7fc636ce0000-7fc636edf000 ---p 00007000 08:03 21083 /usr/lib64/librt-2.17.so 7fc636edf000-7fc636ee0000 r--p 00006000 08:03 21083 /usr/lib64/librt-2.17.so 7fc636ee0000-7fc636ee1000 rw-p 00007000 08:03 21083 /usr/lib64/librt-2.17.so 7fc636ee1000-7fc636ee3000 r-xp 00000000 08:03 21059 /usr/lib64/libdl-2.17.so 7fc636ee3000-7fc6370e3000 ---p 00002000 08:03 21059 /usr/lib64/libdl-2.17.so 7fc6370e3000-7fc6370e4000 r--p 00002000 08:03 21059 /usr/lib64/libdl-2.17.so 7fc6370e4000-7fc6370e5000 rw-p 00003000 08:03 21059 /usr/lib64/libdl-2.17.so 7fc6370e5000-7fc6370ed000 r-xp 00000000 08:03 21057 /usr/lib64/libcrypt-2.17.so 7fc6370ed000-7fc6372ec000 ---p 00008000 08:03 21057 /usr/lib64/libcrypt-2.17.so 7fc6372ec000-7fc6372ed000 r--p 00007000 08:03 21057 /usr/lib64/libcrypt-2.17.so 7fc6372ed000-7fc6372ee000 rw-p 00008000 08:03 21057 /usr/lib64/libcrypt-2.17.so 7fc6372ee000-7fc63731c000 rw-p 00000000 00:00 0 7fc63731c000-7fc6373aa000 r-xp 00000000 00:34 118986729 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libprotobuf-lite.so.3.11.4 7fc6373aa000-7fc6375a9000 ---p 0008e000 00:34 118986729 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libprotobuf-lite.so.3.11.4 7fc6375a9000-7fc6375ab000 r--p 0008d000 00:34 118986729 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libprotobuf-lite.so.3.11.4 7fc6375ab000-7fc6375ac000 rw-p 0008f000 00:34 118986729 /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/private/libprotobuf-lite.so.3.11.4 7fc6375ac000-7fc6375ad000 rw-p 00000000 00:00 0 7fc6375ad000-7fc6375c4000 r-xp 00000000 08:03 21079 /usr/lib64/libpthread-2.17.so 7fc6375c4000-7fc6377c3000 ---p 00017000 08:03 21079 /usr/lib64/libpthread-2.17.so 7fc6377c3000-7fc6377c4000 r--p 00016000 08:03 21079 /usr/lib64/libpthread-2.17.so 7fc6377c4000-7fc6377c5000 rw-p 00017000 08:03 21079 /usr/lib64/libpthread-2.17.so 7fc6377c5000-7fc6377c9000 rw-p 00000000 00:00 0 7fc6377c9000-7fc6377eb000 r-xp 00000000 08:03 21046 /usr/lib64/ld-2.17.so 7fc637800000-7fc637801000 rw-p 00000000 00:00 0 7fc637801000-7fc637803000 rw-s 00000000 00:12 137914367 /[aio] (deleted) 7fc637803000-7fc637808000 rw-s 00000000 00:12 137914366 /[aio] (deleted) 7fc637808000-7fc63780d000 rw-s 00000000 00:12 137914365 /[aio] (deleted) 7fc63780d000-7fc637812000 rw-s 00000000 00:12 137914364 /[aio] (deleted) 7fc637812000-7fc637817000 rw-s 00000000 00:12 137914363 /[aio] (deleted) 7fc637817000-7fc6379c9000 rw-p 00000000 00:00 0 7fc6379c9000-7fc6379ce000 rw-s 00000000 00:12 137914362 /[aio] (deleted) 7fc6379ce000-7fc6379d3000 rw-s 00000000 00:12 137914361 /[aio] (deleted) 7fc6379d3000-7fc6379d8000 rw-s 00000000 00:12 137914360 /[aio] (deleted) 7fc6379d8000-7fc6379dd000 rw-s 00000000 00:12 137914359 /[aio] (deleted) 7fc6379dd000-7fc6379e2000 rw-s 00000000 00:12 137914358 /[aio] (deleted) 7fc6379e2000-7fc6379e7000 rw-s 00000000 00:12 137914357 /[aio] (deleted) 7fc6379e7000-7fc6379e9000 rw-s 00000000 00:12 137914356 /[aio] (deleted) 7fc6379e9000-7fc6379ea000 rw-p 00000000 00:00 0 7fc6379ea000-7fc6379eb000 r--p 00021000 08:03 21046 /usr/lib64/ld-2.17.so 7fc6379eb000-7fc6379ec000 rw-p 00022000 08:03 21046 /usr/lib64/ld-2.17.so 7fc6379ec000-7fc6379ed000 rw-p 00000000 00:00 0 7fff22015000-7fff22036000 rw-p 00000000 00:00 0 [stack] 7fff220f0000-7fff220f3000 r--p 00000000 00:00 0 [vvar] 7fff220f3000-7fff220f4000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] ERROR 2013 (HY000): Lost connection to MySQL server during query - (gdb) bt #0 0x00007fc6375b9aa1 in pthread_kill () from /lib64/libpthread.so.0 #1 0x00000000046c749c in my_write_core(int) () #2 0x0000000003315ca0 in handle_fatal_signal () #3 #4 0x00007fc6355d1387 in raise () from /lib64/libc.so.6 #5 0x00007fc6355d2a78 in abort () from /lib64/libc.so.6 #6 0x00007fc635613ed7 in __libc_message () from /lib64/libc.so.6 #7 0x00007fc63561daa6 in _int_malloc () from /lib64/libc.so.6 #8 0x00007fc6356206fc in malloc () from /lib64/libc.so.6 #9 0x00007fc635ee018d in operator new(unsigned long) () from /lib64/libstdc++.so.6 #10 0x00007fc6201feb1b in Certifier::Certifier() () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #11 0x00007fc620226d9f in Certification_handler::initialize() () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #12 0x00007fc62024dfaa in configure_pipeline(Event_handler**, Handler_id*, int) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #13 0x00007fc62024e7df in get_pipeline(Handler_pipeline_type, Event_handler**) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #14 0x00007fc6201f15e1 in Applier_module::setup_applier_module(Handler_pipeline_type, bool, unsigned long, int, unsigned long long, Shared_writelock*) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #15 0x00007fc620256b37 in configure_and_start_applier_module() () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #16 0x00007fc620257675 in initialize_plugin_modules(std::bitset<18ul>) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #17 0x00007fc62025da2a in initialize_plugin_and_join(enum_plugin_con_isolation, Delayed_initialization_thread*) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #18 0x00007fc62025f6db in plugin_group_replication_start(char**) () from /home/umshastr/work/binaries/ga/mysql-8.0.23/lib/plugin/group_replication.so #19 0x0000000003759d15 in group_replication_start(char**, THD*) () #20 0x0000000003137311 in mysql_execute_command(THD*, bool) () #21 0x000000000313cc20 in dispatch_sql_command(THD*, Parser_state*) () #22 0x000000000313328e in dispatch_command(THD*, COM_DATA const*, enum_server_command) () #23 0x00000000031316de in do_command(THD*) () #24 0x0000000003300855 in handle_connection () #25 0x0000000004edc0d5 in pfs_spawn_thread () #26 0x00007fc6375b4ea5 in start_thread () from /lib64/libpthread.so.0 #27 0x00007fc6356998dd in clone () from /lib64/libc.so.6 (gdb)