On Thu, 28 Oct 2021 19:17:40 +0300 (EEST) Aki Tuomi wrote:

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On 28/10/2021 19:10 Frank Elsner <frank.elsner@mailbox.org> wrote:

On Thu, 28 Oct 2021 17:32:28 +0300 (EEST) Aki Tuomi wrote:

[ ... ]

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I guess you are using systemd-coredump, so try

coredumpctl dump -o core /usr/libexec/dovecot/imap

{ ... ]

In the directory you ran that command, there will be now a file called 'core'. Can you now do:

gdb /usr/libexec/dovecot/imap core bt full

Hi Aki,

I hope to deliver the requested info with this output

(gdb) bt full #0 fts_user_autoindex_exclude (box=<optimized out>, box@entry=0x559500fdd138) at fts-user.c:347 fuser = <optimized out> #1 0x00007f50d8f623b6 in fts_mailbox_allocated (box=0x559500fdd138) at fts-storage.c:806 flist = <optimized out> v = 0x559500fdd7b8 fbox = 0x559500fdd918 #2 0x00007f50d942bd1c in hook_mailbox_allocated (box=box@entry=0x559500fdd138) at mail-storage-hooks.c:256 _data_stack_cur_id = 5 _foreach_end = 0x559500fce758 _foreach_ptr = 0x559500fce740 hooks = 0x7f50d8f90b40 <fts_mail_storage_hooks> ctx = 0x559500fde558 #3 0x00007f50d9426f11 in mailbox_alloc (list=0x559500fd40c8, vname=vname@entry=0x559500f87620 "Administration", flags=flags@entry=0) at mail-storage.c:885 _data_stack_cur_id = 4 new_list = 0x559500fd40c8 storage = 0x559500fd48d8 box = 0x559500fdd138 open_error = MAIL_ERROR_NONE errstr = 0x0 __func__ = "mailbox_alloc" #4 0x00005594fffcaae2 in cmd_create (cmd=0x559500fd38b8) at cmd-create.c:40 ns = 0x559500fd3390 --Type <RET> for more, q to quit, c to continue without paging-- mailbox = 0x559500f87620 "Administration" orig_mailbox = <optimized out> box = 0x559500fdc5a0 directory = <optimized out> len = 14 #5 0x00005594fffd8494 in command_exec (cmd=cmd@entry=0x559500fd38b8) at imap-commands.c:201 hook = 0x559500f93580 finished = <optimized out> __func__ = "command_exec" #6 0x00005594fffd64c2 in client_command_input (cmd=<optimized out>) at imap-client.c:1230 client = 0x559500fd2788 command = <optimized out> tag = 0x7f50d9331f3a <p_strdup+74> "]A\\A]\303\061\300\303ff.\017\037\204" name = 0x5594fffea726 "CREATE" ret = <optimized out> __func__ = "client_command_input" #7 0x00005594fffd6574 in client_command_input (cmd=<optimized out>) at imap-client.c:1297 client = 0x559500fd2788 command = <optimized out> tag = 0x559500f9e0e8 "161" name = 0x559500f9e0f0 "CREATE" ret = <optimized out> __func__ = "client_command_input" --Type <RET> for more, q to quit, c to continue without paging-- #8 0x00005594fffd697d in client_handle_next_command (remove_io_r=<synthetic pointer>, client=0x559500fd2788) at imap-client.c:1339 No locals. #9 client_handle_input (client=0x559500fd2788) at imap-client.c:1353 _data_stack_cur_id = 3 ret = <optimized out> remove_io = false handled_commands = false __func__ = "client_handle_input" #10 0x00005594fffd6f30 in client_input (client=0x559500fd2788) at imap-client.c:1397 cmd = 0x559500f9b6a8 output = 0x559500fd31f0 bytes = 27 __func__ = "client_input" #11 0x00007f50d9314249 in io_loop_call_io (io=0x559500fd3330) at ioloop.c:737 ioloop = 0x559500f8fe70 t_id = 2 __func__ = "io_loop_call_io" #12 0x00007f50d93158f2 in io_loop_handler_run_internal (ioloop=ioloop@entry=0x559500f8fe70) at ioloop-epoll.c:222 ctx = 0x559500f925d0 events = <optimized out> event = 0x559500f92650 list = 0x559500f9b690 --Type <RET> for more, q to quit, c to continue without paging-- io = <optimized out> tv = {tv_sec = 1799, tv_usec = 999057} events_count = <optimized out> msecs = <optimized out> ret = 1 i = 0 j = 0 call = <optimized out> __func__ = "io_loop_handler_run_internal" #13 0x00007f50d93142f0 in io_loop_handler_run (ioloop=0x559500f8fe70) at ioloop.c:789 __func__ = "io_loop_handler_run" #14 0x00007f50d93144b0 in io_loop_run (ioloop=0x559500f8fe70) at ioloop.c:762 __func__ = "io_loop_run" #15 0x00007f50d92884f3 in master_service_run (service=0x559500f8fcd0, callback=callback@entry=0x5594fffe4c90 <client_connected>) at master-service.c:863 No locals. #16 0x00005594fffc7f85 in main (argc=<optimized out>, argv=<optimized out>) at main.c:564 set_roots = {0x5594ffff98e0 <smtp_submit_setting_parser_info>, 0x5594ffff9600 <imap_setting_parser_info>, 0x0} login_set = {auth_socket_path = 0x559500f877f8 "\003", postlogin_socket_path = 0x0, postlogin_timeout_secs = 60, callback = 0x5594fffe5640 <login_client_connected>, failure_callback = 0x5594fffe4d60 <login_client_failed>, request_auth_token = true} service_flags = <optimized out> storage_service_flags = (MAIL_STORAGE_SERVICE_FLAG_NO_NAMESPACES | MAIL_STORAGE_SERVICE_FLAG_NO_SSL_CA) --Type <RET> for more, q to quit, c to continue without paging-- username = <optimized out> auth_socket_path = <optimized out> c = <optimized out> error = 0x7fffe05085a8 "" (gdb)

By for today, Frank