On 24 Dec 2015, at 01:48, Tomi Vainio <tomi.vai...@iki.fi> wrote: > > Hi, > > Here is a proper stack trace without disabling too much information.
Fixed: https://github.com/dovecot/core/commit/ddffbb277e212adb9d594b3d7d1e1d39fa78f7c6 > > Tomppa > >> program terminated by signal SEGV (no mapping at the fault address) >> Current function is o_stream_get_buffer_used_size >> 198 const struct ostream_private *_stream = stream->real_stream; >> (dbx) where >> =>[1] o_stream_get_buffer_used_size(stream = (nil)), line 198 in "ostream.c" >> [2] notify_ok(mailbox = 0xa8300, text = 0x9bed0 "Stale mailbox lock file >> detected, will override in 0 seconds", context = 0xbb700), line 13 in >> "mail-storage-callbacks.c" >> [3] index_storage_lock_notify(box = 0xa8300, notify_type = >> MAILBOX_LOCK_NOTIFY_MAILBOX_OVERRIDE, secs_left = 0), line 138 in >> "index-storage.c" >> [4] dotlock_callback(secs_left = 0, stale = 1U, context = 0xa8300), line >> 253 in "maildir-uidlist.c" >> [5] dotlock_create(dotlock = 0xa9f08, flags = DOTLOCK_CREATE_FLAG_NONBLOCK, >> write_pid = 1U, lock_path_r = 0xffbff168), line 550 in "file-dotlock.c" >> [6] file_dotlock_create_real(dotlock = 0xa9f08, flags = >> DOTLOCK_CREATE_FLAG_NONBLOCK), line 629 in "file-dotlock.c" >> [7] file_dotlock_create(set = 0xdada4, path = 0xa7b08 >> "/tmp/testuser/Maildir/.Junk/dovecot-uidlist", flags = >> DOTLOCK_CREATE_FLAG_NONBLOCK, dotlock_r = 0xdadc0), line 673 in >> "file-dotlock.c" >> [8] maildir_uidlist_lock_timeout(uidlist = 0xdad78, nonblock = 1U, refresh >> = 1U, refresh_when_locked = 1U), line 161 in "maildir-uidlist.c" >> [9] maildir_uidlist_sync_lock(uidlist = 0xdad78, sync_flags = <unknown enum >> member 12>, locked_r = 0xffbff347), line 1608 in "maildir-uidlist.c" >> [10] maildir_uidlist_sync_init(uidlist = 0xdad78, sync_flags = <unknown >> enum member 12>, sync_ctx_r = 0x9bd18), line 1638 in "maildir-uidlist.c" >> [11] maildir_sync_context(ctx = 0x9bd00, forced = 1U, find_uid = >> 0xffbff508, lost_files_r = 0xffbff4bb), line 872 in "maildir-sync.c" >> [12] maildir_sync_run(mbox = 0xa8300, flags = MAILBOX_SYNC_FLAG_FAST, >> force_resync = 1U, uid = 0xffbff508, lost_files_r = 0xffbff4bb), line 1023 >> in "maildir-sync.c" >> [13] maildir_storage_sync_force(mbox = 0xa8300, uid = 27173U), line 1046 in >> "maildir-sync.c" >> [14] maildir_file_do(mbox = 0xa8300, uid = 27173U, callback = 0xff1c5378 = >> &`libdovecot-storage.so.0.0.0`maildir-mail.c`do_stat(struct maildir_mailbox >> *mbox, const char *path, struct stat *st), context = 0xffbff618), line 154 >> in "maildir-util.c" >> [15] maildir_mail_stat(mail = 0xd6898, st_r = 0xffbff618), line 135 in >> "maildir-mail.c" >> [16] maildir_mail_get_save_date(_mail = 0xd6898, date_r = 0xffbff794), line >> 178 in "maildir-mail.c" >> [17] mail_get_save_date(mail = 0xd6898, date_r = 0xffbff794), line 153 in >> "mail.c" >> [18] mailbox_autoexpunge(box = 0xa8300, expire_time = 1448242276), line 43 >> in "mail-autoexpunge.c" >> [19] mail_namespace_autoexpunge(ns = 0xb4408), line 76 in >> "mail-autoexpunge.c" >> [20] mail_user_autoexpunge(user = 0xb5f98), line 91 in "mail-autoexpunge.c" >> [21] mail_user_unref(_user = 0xbb74c), line 167 in "mail-user.c" >> [22] client_default_destroy(client = 0xbb700, reason = (nil)), line 390 in >> "imap-client.c" >> [23] client_destroy(client = 0xbb700, reason = (nil)), line 263 in >> "imap-client.c" >> [24] client_input(client = 0xbb700), line 1121 in "imap-client.c" >> [25] io_loop_call_io(io = 0xb4b90), line 559 in "ioloop.c" >> [26] io_loop_handler_run_internal(ioloop = 0xa4830), line 211 in >> "ioloop-poll.c" >> [27] io_loop_handler_run(ioloop = 0xa4830), line 607 in "ioloop.c" >> [28] io_loop_run(ioloop = 0xa4830), line 583 in "ioloop.c" >> [29] master_service_run(service = 0xa4780, callback = 0x75e00 = >> &`imap`main.c`client_connected(struct master_service_connection *conn)), >> line 640 in "master-service.c" >> [30] main(argc = 1, argv = 0xffbffd74), line 442 in "main.c" > > > On 23.12.2015 11.10, Tomi Vainio wrote: >> Hi, >> >> I've enabled autoexpunge for Trash and Junk. Now imap process core >> dumps occasionally. >> >> Tomppa >> >>> program terminated by signal SEGV (no mapping at the fault address) >>> 0xff0dc2e0: o_stream_get_buffer_used_size : ld [%o0 >>> + 20], %o0 >>> Current function is notify_ok (optimized) >>> 13 if (o_stream_get_buffer_used_size(client->output) != 0) >>> (dbx) where >>> [1] o_stream_get_buffer_used_size(0x0, 0x83ee8, 0x83ee8, 0x5f520, >>> 0xfffe681c, 0xff13a978), at 0xff0dc2e0 >>> =>[2] notify_ok(mailbox = 0x90188, text = 0x83ee8 "Stale mailbox lock >>> file detected, will override in 0 seconds", context = 0xa3588) >>> (optimized), at 0x5f524 (line ~13) in "mail-storage-callbacks.c" >>> [3] dotlock_callback(0x0, 0x1, 0x90188, 0x567a61fe, 0xff1352a0, >>> 0x2), at 0xff1ff478 >>> [4] dotlock_create(0xcc3d8, 0x2dc6c0, 0x1, 0x0, 0x0, 0x567a61fe), at >>> 0xff0b0e68 >>> [5] file_dotlock_create_real(0xcc3d8, 0x1, 0x541c, 0x4, 0xff1352a0, >>> 0xff13a6bc), at 0xff0b1104 >>> [6] file_dotlock_create(0xbf674, 0x8f990, 0x1, 0xbf690, 0x5, >>> 0xcc3d8), at 0xff0b126c >>> [7] maildir_uidlist_lock_timeout(0xbf648, 0x1, 0x1, 0x1, 0x3f, >>> 0x26c00), at 0xff1ff0ec >>> [8] maildir_uidlist_sync_lock(0xbf648, 0x8, 0xffbff59f, 0x1, 0x1, >>> 0xf19c8), at 0xff2035bc >>> [9] maildir_uidlist_sync_init(0xbf648, 0x8, 0x83d20, 0x1, 0x44, >>> 0xff2f502c), at 0xff203680 >>> [10] maildir_sync_context(0x83d08, 0x1, 0x0, 0xffbff707, 0x83d20, >>> 0x83d08), at 0xff1fe290 >>> [11] maildir_sync_run(0x90188, 0x44, 0x0, 0x0, 0x0, 0x90420), at >>> 0xff1fe74c >>> [12] maildir_storage_sync_init(0x90188, 0x44, 0x541c, 0x0, 0x80, >>> 0xff2f502c), at 0xff1feaa0 >>> [13] mailbox_sync(0x90188, 0x44, 0x0, 0x4, 0x44, 0x90388), at >>> 0xff1b91cc >>> [14] index_mailbox_get_metadata(0x90188, 0x40, 0xffbff910, 0x0, >>> 0xff2f502c, 0x0), at 0xff273858 >>> [15] maildir_mailbox_get_metadata(0x90188, 0x40, 0xffbff910, >>> 0xfffffff8, 0x0, 0xff2f502c), at 0xff1f9e4c >>> [16] mailbox_get_metadata(0x90188, 0x40, 0xffbff910, 0x0, >>> 0xff2f502c, 0x2), at 0xff1b8ecc >>> [17] mailbox_autoexpunge(0x90188, 0x5651837e, 0xa1e28, 0xa2630, 0x0, >>> 0x0), at 0xff1a6fcc >>> [18] mail_user_autoexpunge(0x9eaf4, 0x8, 0x5651837e, 0xff2f502c, >>> 0x9c290, 0xffbff9ac), at 0xff1a72e8 >>> [19] mail_user_unref(0x9de20, 0xfffd135c, 0xff2f502c, 0x1, >>> 0xff2c6388, 0xa35d4), at 0xff1c328c >>> [20] client_default_destroy(client = 0xa3588, reason = <value >>> unavailable>) (optimized), at 0x41c8c (line ~390) in "imap-client.c" >>> [21] io_loop_call_io(0x9ca18, 0xfffdbba8, 0x0, 0xff1352a0, 0x8c6b8, >>> 0x24400), at 0xff0c8fd4 >>> [22] io_loop_handler_run_internal(0x8c6b8, 0x1, 0x0, 0x8d1b8, 0x1, >>> 0x9ca18), at 0xff0cadd8 >>> [23] io_loop_run(0x8c6b8, 0x1, 0xc0, 0xff13b26c, 0xff1352a0, >>> 0x8d1b8), at 0xff0c90fc >>> [24] master_service_run(0x8c608, 0x60fe0, 0x1, 0x80, 0x27c00, 0x2), >>> at 0xff0236c8 >>> [25] main(argc = <value unavailable>, argv = 0x1) (optimized), at >>> 0x619c4 (line ~442) in "main.c" >>> (dbx) >> >>> # 2.2.21 (5345f22): /usr/local/etc/dovecot/dovecot.conf >>> # OS: SunOS 5.10 sun4u >>> base_dir = /var/run/dovecot/ >>> dsync_remote_cmd = ssh -l%{login} %{host} /usr/local/bin/doveadm >>> dsync-server -u%u -U >>> first_valid_uid = 100 >>> last_valid_uid = 199 >>> mail_location = maildir:~/Maildir >>> mail_plugins = fts fts_solr >>> namespace inbox { >>> inbox = yes >>> location = >>> mailbox "Deleted Messages" { >>> special_use = \Trash >>> } >>> mailbox Drafts { >>> special_use = \Drafts >>> } >>> mailbox Junk { >>> auto = create >>> autoexpunge = 31 days >>> special_use = \Junk >>> } >>> mailbox Sent { >>> auto = subscribe >>> special_use = \Sent >>> } >>> mailbox "Sent Messages" { >>> special_use = \Sent >>> } >>> mailbox Spam { >>> special_use = \Junk >>> } >>> mailbox Trash { >>> autoexpunge = 31 days >>> special_use = \Trash >>> } >>> prefix = >>> } >>> passdb { >>> driver = pam >>> } >>> plugin { >>> fts = solr >>> fts_autoindex = yes >>> fts_solr = url=http://127.0.0.1:8983/solr/ break-imap-search >>> } >>> protocols = imap >>> service auth { >>> user = root >>> } >>> service imap-login { >>> inet_listener imap { >>> address = localhost >>> port = 143 >>> } >>> inet_listener imaps { >>> address = * >>> port = 993 >>> } >>> } >>> ssl_cert = </etc/mail/certs/server-all.crt >>> ssl_cipher_list = AES128+EECDH:AES128+EDH >>> ssl_dh_parameters_length = 2048 >>> ssl_key = </etc/mail/certs/server.key >>> ssl_prefer_server_ciphers = yes >>> ssl_protocols = !SSLv2 !SSLv3 >>> userdb { >>> driver = passwd >>> } >>
