coredumpctl list TIME PID UID GID SIG COREFILE EXE SIZE Tue 2026-02-24 01:12:13 CET 3024369 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 27.1M Tue 2026-02-24 04:09:08 CET 3065165 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 43.8M Tue 2026-02-24 05:12:53 CET 3090980 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 51.6M Thu 2026-02-26 20:47:22 CET 3262688 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 27.5M Fri 2026-02-27 05:02:04 CET 3281444 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 17.4M Sat 2026-02-28 04:56:40 CET 3333970 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 12.3M Sun 2026-03-01 04:56:44 CET 3392899 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 13.8M Mon 2026-03-02 04:59:40 CET 3430785 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 12.7M Mon 2026-03-02 08:24:07 CET 3436116 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 20.1M Tue 2026-03-03 04:36:46 CET 3474451 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 11.1M Wed 2026-03-04 04:38:20 CET 3516568 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 19.2M Thu 2026-03-05 04:37:42 CET 3563755 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 20.9M Fri 2026-03-06 04:35:23 CET 3602362 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 12.7M Sat 2026-03-07 04:39:25 CET 3657751 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 17.5M Sun 2026-03-08 04:48:52 CET 3705347 37140 37140 SIGSEGV present /usr/bin/mariadb-backup 23.7M [root@server1 ~]# coredumpctl debug /usr/bin/mariadb-backup PID: 3705347 (mariabackup) UID: 37140 (mysql) GID: 37140 (mysql) Signal: 11 (SEGV) Timestamp: Sun 2026-03-08 04:48:19 CET (4h 57min ago) Command Line: /bin/mariabackup --backup --user=user_backup --password=XXXXXXXXXXXX --port=3306 --innodb-log-buffer-size=4G --parallel=6 --stream=xbstream --compress --target-dir /local/misc/backup/inc/04 --incremental-basedir=/local/misc/backup/full/00 Executable: /usr/bin/mariadb-backup Control Group: /user.slice/user-37140.slice/session-68196.scope Unit: session-68196.scope Slice: user-37140.slice Session: 68196 Owner UID: 37140 (mysql) Boot ID: 1609feb16ec543d399a596728e050023 Machine ID: 5a32ff7bde72a7eb8f7cc9d46940189b Hostname: server1 Storage: /var/lib/systemd/coredump/core.mariabackup.37140.1609feb16ec543d399a596728e050023.3705347.1772941699000000.zst (present) Size on Disk: 23.7M Message: Process 3705347 (mariabackup) of user 37140 dumped core. Stack trace of thread 3705347: #0 0x00007fd68e63fe6b kill (libc.so.6 + 0x3fe6b) #1 0x0000563c22cd6ef7 handle_fatal_signal (mariadb-backup + 0xb55ef7) #2 0x00007fd68e63fc30 n/a (libc.so.6 + 0x3fc30) Stack trace of thread 3705357: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68aacf pthread_cond_timedwait@@GLIBC_2.3.2 (libc.so.6 + 0x8aacf) #2 0x0000563c228d0c77 _ZL18log_copying_threadv (mariadb-backup + 0x74fc77) #3 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #4 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #5 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705353: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x0000563c228ebb9b _ZL27compress_worker_thread_funcPv (mariadb-backup + 0x76ab9b) #3 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #4 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705351: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68aacf pthread_cond_timedwait@@GLIBC_2.3.2 (libc.so.6 + 0x8aacf) #2 0x0000563c231d355f timer_handler (mariadb-backup + 0x105255f) #3 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #4 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705358: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705359: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705362: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705360: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705352: #0 0x00007fd68e70886d syscall (libc.so.6 + 0x10886d) #1 0x0000563c23167c21 _ZN12_GLOBAL__N_110aio_libaio23getevent_thread_routineEPS0_ (mariadb-backup + 0xfe6c21) #2 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #3 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #4 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705361: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) Stack trace of thread 3705363: #0 0x00007fd68e68838a __futex_abstimed_wait_common (libc.so.6 + 0x8838a) #1 0x00007fd68e68a8e2 pthread_cond_wait@@GLIBC_2.3.2 (libc.so.6 + 0x8a8e2) #2 0x00007fd68ead56c0 _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE (libstdc++.so.6 + 0xd56c0) #3 0x0000563c22907bf5 _ZN10ThreadPool11thread_funcEj (mariadb-backup + 0x786bf5) #4 0x00007fd68eadbae4 execute_native_thread_routine (libstdc++.so.6 + 0xdbae4) #5 0x00007fd68e68b2fa start_thread (libc.so.6 + 0x8b2fa) #6 0x00007fd68e710440 __clone3 (libc.so.6 + 0x110440) ELF object binary architecture: AMD x86-64 GNU gdb (Red Hat Enterprise Linux) 16.3-2.0.1.el9 Copyright (C) 2024 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/bin/mariadb-backup... Reading symbols from /usr/lib/debug/usr/bin/mariadb-backup-10.11.15-1.el9.x86_64.debug... warning: Can't open file /[aio] (deleted) during file-backed mapping note processing [New LWP 3705347] [New LWP 3705357] [New LWP 3705353] [New LWP 3705351] [New LWP 3705358] [New LWP 3705359] [New LWP 3705362] [New LWP 3705360] [New LWP 3705352] [New LWP 3705361] [New LWP 3705363] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". Core was generated by `/bin/mariabackup --backup --user=user_backup --password=x --port=3306 --innodb-log-buffer-size=4G --parallel=6 --stream=xbstream --compress --target-dir /local/misc/backup/inc/04 --incremental-basedir=/local/misc/backup/full/00'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007fd68e63fe6b in kill () from /lib64/libc.so.6 [Current thread is 1 (Thread 0x7fd68ec45840 (LWP 3705347))] Missing rpms, try: dnf --enablerepo='*debug*' install pcre2-debuginfo-10.40-6.0.1.el9.x86_64 libxcrypt-debuginfo-4.4.18-3.el9.--Type for more, q to quit, c to continue without paging--bt -frame-arguments all full x86_64 liburing-debuginfo-2.5-1.el9.x86_64 libaio-debuginfo-0.3.111-13.el9.x86_64 systemd-libs-debuginfo-252-55.0.3.el9_7.7.x86_64 zlib-debuginfo-1.2.11-40.el9.x86_64 openssl-libs-debuginfo-3.5.1-4.0.1.el9_7.x86_64 libstdc++-debuginfo-11.5.0-11.0.1.el9.x86_64 glibc-debuginfo-2.34-231.0.1.el9_7.2.x86_64 libgcc-debuginfo-11.5.0-11.0.1.el9.x86_64 libcap-debuginfo-2.48-10.el9.x86_64 libgcrypt-debuginfo-1.10.0-11.el9.x86_64 xz-libs-debuginfo-5.2.5-8.el9_0.x86_64 libzstd-debuginfo-1.5.5-1.el9.x86_64 lz4-libs-debuginfo-1.9.3-5.el9.x86_64 libgpg-error-debuginfo-1.42-5.el9.x86_64 sssd-client-debuginfo-2.9.7-4.0.1.el9_7.1.x86_64 (gdb) bt -frame-arguments all full #0 0x00007fd68e63fe6b in kill () from /lib64/libc.so.6 No symbol table info available. #1 0x0000563c22cd6ef7 in handle_fatal_signal (sig=11) at /usr/src/debug/MariaDB-/src_0/sql/signal_handler.cc:310 curr_time = 1772941699 tm = {tm_sec = 19, tm_min = 48, tm_hour = 4, tm_mday = 8, tm_mon = 2, tm_year = 126, tm_wday = 0, tm_yday = 66, tm_isdst = 0, tm_gmtoff = 3600, tm_zone = 0x563c2480c580 "CET"} thd = #2 No symbol table info available. #3 0x0000000000000000 in ?? () No symbol table info available. #4 0x0000563c2290b7f2 in ddl_log::process_database (dropped_databases=std::unordered_set with 0 elements, entry=@0x563c24948010: {type = ddl_log::Entry::DROP, date = "2026-03-08 4:31:26", engine = "DATABASE", partitioned = false, db = "centreon", table = "", id = "", new_engine = "", new_partitioned = false, new_db = "", new_table = "", new_id = ""}, ds=0x563c248a9f08, datadir_path=0x563c23afd020 ".") at /usr/src/debug/MariaDB-/src_0/extra/mariabackup/ddl_log.cc:244 db_path = "./centreon" dst_path = db_path = dst_path = opt_file = #5 operator() (__closure=, entry=std::unique_ptr = {get() = 0x563c24948010}) at /usr/src/debug/MariaDB-/src_0/extra/mariabackup/ddl_log.cc:478 datadir_path = ds = dropped_databases = tables = processed_tables = entries = #6 0x0000563c2290daa9 in std::__invoke_impl)>&, std::unique_ptr > > (__f=) at /usr/include/c++/11/bits/unique_ptr.h:172 No locals. #7 std::__invoke_r)>&, std::unique_ptr > > (__fn=) at /usr/include/c++/11/bits/invoke.h:142 No locals. --Type for more, q to quit, c to continue without paging--q Quit (gdb) bt -frame-arguments all full #0 0x00007fd68e63fe6b in kill () from /lib64/libc.so.6 No symbol table info available. #1 0x0000563c22cd6ef7 in handle_fatal_signal (sig=11) at /usr/src/debug/MariaDB-/src_0/sql/signal_handler.cc:310 curr_time = 1772941699 tm = {tm_sec = 19, tm_min = 48, tm_hour = 4, tm_mday = 8, tm_mon = 2, tm_year = 126, tm_wday = 0, tm_yday = 66, tm_isdst = 0, tm_gmtoff = 3600, tm_zone = 0x563c2480c580 "CET"} thd = #2 No symbol table info available. #3 0x0000000000000000 in ?? () No symbol table info available. #4 0x0000563c2290b7f2 in ddl_log::process_database (dropped_databases=std::unordered_set with 0 elements, entry=@0x563c24948010: {type = ddl_log::Entry::DROP, date = "2026-03-08 4:31:26", engine = "DATABASE", partitioned = false, db = "centreon", table = "", id = "", new_engine = "", new_partitioned = false, new_db = "", new_table = "", new_id = ""}, ds=0x563c248a9f08, datadir_path=0x563c23afd020 ".") at /usr/src/debug/MariaDB-/src_0/extra/mariabackup/ddl_log.cc:244 db_path = "./centreon" dst_path = db_path = dst_path = opt_file = #5 operator() (__closure=, entry=std::unique_ptr = {get() = 0x563c24948010}) at /usr/src/debug/MariaDB-/src_0/extra/mariabackup/ddl_log.cc:478 datadir_path = ds = dropped_databases = tables = processed_tables = entries = #6 0x0000563c2290daa9 in std::__invoke_impl)>&, std::unique_ptr > > (__f=) at /usr/include/c++/11/bits/unique_ptr.h:172 No locals. #7 std::__invoke_r)>&, std::unique_ptr > > (__fn=) at /usr/include/c++/11/bits/invoke.h:142 No locals.