These two are from CVS version as of 2005-11-03.
There have only been these two asserts and we've had over 45000 logins.
dovecot: Nov 16 13:35:34 Error: 18439 imap(username): Corrupted transaction log file /mailhome/new/c/h/username/.imap/INBOX/dovecot.index.log: Append with UID 53103, but next_uid = 53104
dovecot: Nov 16 13:35:34 Error: 18439 imap(username): file mail-index.c: line 856 (mail_index_sync_from_transactions): assertion failed: (hdr.log_file_int_offset == (*map)->hdr.log_file_int_offset)
dovecot: Nov 16 13:35:34 Error: child 18439 (imap) killed with signal 6
(gdb) bt full #0 0xffffe410 in ?? () No symbol table info available. #1 0xbffff108 in ?? () No symbol table info available. #2 0x00000006 in ?? () No symbol table info available. #3 0x00004807 in ?? () No symbol table info available. #4 0xb7ef1d41 in raise () from /lib/tls/libc.so.6 No symbol table info available. #5 0xb7ef3529 in abort () from /lib/tls/libc.so.6 No symbol table info available. #6 0x0809b52a in i_internal_panic_handler ( fmt=0x6
, args=0x4807 ) at failures.c:375 No locals. #7 0x0809b954 in i_panic ( format=0x80a8acc "file %s: line %d (%s): assertion failed: (%s)") at failures.c:173 No locals. #8 0x0807fffd in mail_index_map (index=0x80c7000, force=135095976) at mail-index.c:837 map = (struct mail_index_map *) 0x80d1968 ret = Variable "ret" is not available.(gdb) p (*map)->hdr.log_file_int_offset $1 = 103944 (gdb) p hdr No symbol "hdr" in current context.
dovecot: Nov 17 11:38:40 Error: 5202 imap(username): file mbox-lock.c: line 518 (mbox_lock): assertion failed: (lock_type == F_RDLCK || mbox->mbox_lock_type != F_RDLCK)
dovecot: Nov 17 11:38:40 Error: child 5202 (imap) killed with signal 6
(gdb) bt full #0 0xffffe410 in ?? () No symbol table info available. #1 0xbffff4f8 in ?? () No symbol table info available. #2 0x00000006 in ?? () No symbol table info available. #3 0x00001452 in ?? () No symbol table info available. #4 0xb7ef1d41 in raise () from /lib/tls/libc.so.6 No symbol table info available. #5 0xb7ef3529 in abort () from /lib/tls/libc.so.6 No symbol table info available. #6 0x0809b52a in i_internal_panic_handler ( fmt=0x6
, args=0x1452 ) at failures.c:375 No locals. #7 0x0809b954 in i_panic ( format=0x80a8acc "file %s: line %d (%s): assertion failed: (%s)") at failures.c:173 No locals. #8 0x0806c0e3 in mbox_lock (mbox=0x80c7c18, lock_type=1, lock_id_r=0xbffff71c) at mbox-lock.c:528 ret = 0 #9 0x08070a6c in mbox_sync (mbox=0x80c7c18, flags=MBOX_SYNC_REWRITE) at mbox-sync.c:1590 lock_type = Variable "lock_type" is not available.(at frame 8) (gdb) p lock_type $1 = 1 (gdb) p mbox->mbox_lock_type $2 = 0
F_RDLCK == 0