> On 25/03/2021 05:30 Pedro Ribeiro <pribe...@net.ipl.pt> wrote: > > > Hello, > > I'm seeing a few backtraces like this ones in our daily log file. > > It always seem to happen during UID SEARCH or UID SORT > > I've already increased some process memory limits in the past and I'm > currently using: > > default_vsz_limit = 512 M > > Is this some bug or I just need to increase this memory limit or some > specific of a process? > > Using Dovecot 2.3.13 on Gentoo Linux amd64 > > Build options: ioloop=epoll notify=inotify openssl io_block_size=8192 > SQL drivers: mysql > Passdb: checkpassword passwd passwd-file shadow sql > Userdb: checkpassword passwd prefetch passwd-file sql > > > Error: Raw backtrace: > > /usr/lib64/dovecot/libdovecot.so.0(backtrace_append+0x3d) [0x7efd24b8c04d] > > /usr/lib64/dovecot/libdovecot.so.0(backtrace_get+0x1e) [0x7efd24b8c15e] > > /usr/lib64/dovecot/libdovecot.so.0(+0xf4fcb) [0x7efd24b97fcb] > > /usr/lib64/dovecot/libdovecot.so.0(+0xf5061) [0x7efd24b98061] > > /usr/lib64/dovecot/libdovecot.so.0(+0x4e25b) [0x7efd24af125b] > > /usr/lib64/dovecot/libdovecot.so.0(+0x4fcf1) [0x7efd24af2cf1] > > /usr/lib64/dovecot/libdovecot.so.0(i_stream_read+0x2a) [0x7efd24ba3e3a] > > /usr/lib64/dovecot/libdovecot.so.0(i_stream_read_data+0x3d) > > [0x7efd24ba477d] > > /usr/lib64/dovecot/libdovecot.so.0(message_parse_header_next+0x69) > > [0x7efd24b766b9] > > /usr/lib64/dovecot/libdovecot.so.0(+0xd613a) [0x7efd24b7913a] > > /usr/lib64/dovecot/libdovecot.so.0(+0xd62bf) [0x7efd24b792bf] > > /usr/lib64/dovecot/libdovecot.so.0(message_parser_parse_next_block+0x44) > > [0x7efd24b78894] > > /usr/lib64/dovecot/libdovecot.so.0(message_search_msg+0xa0) > > [0x7efd24b7acd0] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xcec2e) [0x7efd24f2ec2e] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0x517c9) [0x7efd24eb17c9] > > /usr/lib64/dovecot/libdovecot-storage.so.0(mail_search_args_foreach+0x45) > > [0x7efd24eb27f5] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xcf96b) [0x7efd24f2f96b] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xd0d29) [0x7efd24f30d29] > > > > /usr/lib64/dovecot/libdovecot-storage.so.0(index_storage_search_next_nonblock+0x61) > > > > [0x7efd24f313b1] > > > > /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_search_next_nonblock+0x20) > > > > [0x7efd24ebc240] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID SORT](+0x26e97) > > > [0x564e1e21de97] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID > > SORT](imap_search_start+0xdc) [0x564e1e21e70c] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID > > SORT](cmd_sort+0x24b) [0x564e1e21058b] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID > > SORT](command_exec+0x64) [0x564e1e216d74] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID SORT](+0x1deaf) > > > [0x564e1e214eaf] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID SORT](+0x1df62) > > > [0x564e1e214f62] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID SORT](+0x1e133) > > > [0x564e1e215133] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID > > SORT](client_handle_input+0x1ad) [0x564e1e21532d] > > dovecot/imap [someuser2@ourdom 2001:1234::fb8 UID > > SORT](client_input+0x72) [0x564e1e2157e2] > > /usr/lib64/dovecot/libdovecot.so.0(io_loop_call_io+0x69) [0x7efd24bad989] > > > Error: Raw backtrace: > > /usr/lib64/dovecot/libdovecot.so.0(backtrace_append+0x3d) [0x7f3c6b7b104d] > > /usr/lib64/dovecot/libdovecot.so.0(backtrace_get+0x1e) [0x7f3c6b7b115e] > > /usr/lib64/dovecot/libdovecot.so.0(+0xf4fcb) [0x7f3c6b7bcfcb] > > /usr/lib64/dovecot/libdovecot.so.0(+0xf5061) [0x7f3c6b7bd061] > > /usr/lib64/dovecot/libdovecot.so.0(+0x4e25b) [0x7f3c6b71625b] > > /usr/lib64/dovecot/libdovecot.so.0(+0x4fcf1) [0x7f3c6b717cf1] > > /usr/lib64/dovecot/libdovecot.so.0(i_stream_read+0x2a) [0x7f3c6b7c8e3a] > > /usr/lib64/dovecot/libdovecot.so.0(i_stream_read_data+0x3d) > > [0x7f3c6b7c977d] > > /usr/lib64/dovecot/libdovecot.so.0(message_parse_header_next+0x69) > > [0x7f3c6b79b6b9] > > /usr/lib64/dovecot/libdovecot.so.0(+0xd613a) [0x7f3c6b79e13a] > > /usr/lib64/dovecot/libdovecot.so.0(+0xd62bf) [0x7f3c6b79e2bf] > > /usr/lib64/dovecot/libdovecot.so.0(message_parser_parse_next_block+0x44) > > [0x7f3c6b79d894] > > /usr/lib64/dovecot/libdovecot.so.0(message_search_msg+0xa0) > > [0x7f3c6b79fcd0] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xcec2e) [0x7f3c6bb53c2e] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0x517c9) [0x7f3c6bad67c9] > > /usr/lib64/dovecot/libdovecot-storage.so.0(mail_search_args_foreach+0x45) > > [0x7f3c6bad77f5] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xcf96b) [0x7f3c6bb5496b] > > /usr/lib64/dovecot/libdovecot-storage.so.0(+0xd0d29) [0x7f3c6bb55d29] > > > > /usr/lib64/dovecot/libdovecot-storage.so.0(index_storage_search_next_nonblock+0x10d) > > > > [0x7f3c6bb5645d] > > > > /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_search_next_nonblock+0x20) > > > > [0x7f3c6bae1240] > > dovecot/imap [someuser@ourdom 192.168.166.58 UID SEARCH](+0x26e97) > > [0x563bbf06de97] > > dovecot/imap [someuser@ourdom 192.168.166.58 UID > > SEARCH](command_exec+0x64) [0x563bbf066d74] > > dovecot/imap [someuser@ourdom 192.168.166.58 UID SEARCH](+0x265e2) > > [0x563bbf06d5e2] > > /usr/lib64/dovecot/libdovecot.so.0(io_loop_handle_timeouts+0x123) > > > [0x7f3c6b7d27b3] > > /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0xc7) > > [0x7f3c6b7d3ed7] > > /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run+0x50) > > [0x7f3c6b7d2a30] > > /usr/lib64/dovecot/libdovecot.so.0(io_loop_run+0x40) [0x7f3c6b7d2ba0] > > /usr/lib64/dovecot/libdovecot.so.0(master_service_run+0x13) > > [0x7f3c6b74a393] > > dovecot/imap [someuser@ourdom 192.168.166.58 UID SEARCH](main+0x459) > > [0x563bbf0571a9] > > /lib64/libc.so.6(__libc_start_main+0xeb) [0x7f3c6b33182b] > regards! > > -- > Best regards, >
Can you check your logs for more information? Also, can you provide `doveconf -n` and try to get backtrace with gdb? https://www.dovecot.org/bugreport-mail see the section about core dumps, use that but instead sending us the core, open it using gdb /usr/lib/dovecot/imap /path/to/core bt full Aki
