[Dovecot] Dbox + imap_quota still crashing on 1.1rc4

[Eric T]

Emailed about this with 1.1rc3 and didn't get a reply. Tried upgrading to
1.1rc4 and got the same crashing:

Centos 5 (in openvz container) 
 2.6.18-53.1.4.el5.028stab053.4 #1 SMP Fri Jan 18 12:29:44 MSK 2008 x86_64
x86_64 x86_64 GNU/Linux

/usr/local/dovecot/sbin/dovecot -n
# 1.1.rc4: /usr/local/dovecot/etc/dovecot.conf
log_path: /var/log/dovecot.log
protocols: imap imaps pop3 pop3s
listen(default): *:10143
listen(imap): *:10143
listen(pop3): *:10110
ssl_listen(default): *:10943
ssl_listen(imap): *:10943
ssl_listen(pop3): *:10993
ssl_cert_file: /usr/local/dovecot/etc/ssl/certs/dovecot.pem
ssl_key_file: /usr/local/dovecot/etc/ssl/private/dovecot.pem
ssl_cipher_list: ALL:!LOW:!SSLv2
disable_plaintext_auth: no
login_dir: /usr/local/dovecot/var/run/dovecot/login
login_executable(default): /usr/local/dovecot/libexec/dovecot/imap-login
login_executable(imap): /usr/local/dovecot/libexec/dovecot/imap-login
login_executable(pop3): /usr/local/dovecot/libexec/dovecot/pop3-login
login_user: dovecot-auth
first_valid_uid: 2000
last_valid_uid: 2000
first_valid_gid: 2000
last_valid_gid: 2000
mail_uid: 2000
mail_gid: 2000
mail_drop_priv_before_exec: yes
mail_executable(default): /usr/local/dovecot/libexec/dovecot/imap
mail_executable(imap): /usr/local/dovecot/libexec/dovecot/imap
mail_executable(pop3): /usr/local/dovecot/libexec/dovecot/pop3
mail_plugins(default): fts fts_squat quota imap_quota
mail_plugins(imap): fts fts_squat quota imap_quota
mail_plugins(pop3): expire quota
mail_plugin_dir(default): /usr/local/dovecot/lib/dovecot/imap
mail_plugin_dir(imap): /usr/local/dovecot/lib/dovecot/imap
mail_plugin_dir(pop3): /usr/local/dovecot/lib/dovecot/pop3
auth default:
  default_realm: flerd.com
  verbose: yes
  debug: yes
  passdb:
    driver: ldap
    args: /usr/local/dovecot/etc/dovecot-ldap.conf
  userdb:
    driver: prefetch
  userdb:
    driver: ldap
    args: /usr/local/dovecot/etc/dovecot-ldap.conf
  socket:
    type: listen
    client:
      path: /usr/local/dovecot/var/run/dovecot/auth-client
      mode: 438
    master:
      path: /usr/local/dovecot//var/run/dovecot/auth-master
      mode: 438
      user: dovecot-auth
plugin:
  fts: squat
  quota: dict:user::proxy::quotadict
  quota_rule: *:storage=1G
  quota_rule2: Trash:storage=100M
  expire: Trash 7 Trash/* 7 Spam 3
  expire_altmove: * 30
  expire_dict: proxy::expire
dict:
  quotadict: mysql:/usr/local/dovecot/etc/dovecot-dict-quota.conf
  expire: db:/usr/local/dovecot/var/lib/dovecot/expire.db
--------------------------


Core was generated by `imap'.
Program terminated with signal 11, Segmentation fault.
#0  0x00000000004640f9 in mail_index_get_header_ext (view=0x0, ext_id=2,
data_r=0x7fffdbbcff90, 
    data_size_r=0x7fffdbbcff88) at mail-index-view.c:550
550             view->v.get_header_ext(view, NULL, ext_id, data_r,
data_size_r);
(gdb) bt full
#0  0x00000000004640f9 in mail_index_get_header_ext (view=0x0, ext_id=2,
data_r=0x7fffdbbcff90, 
    data_size_r=0x7fffdbbcff88) at mail-index-view.c:550
No locals.
#1  0x000000000044631c in dbox_sync_want_flush_dirty (mbox=0xdd47598,
close_flush_dirty_flags=true)
    at dbox-sync.c:262
        hdr = <value optimized out>
        data = <value optimized out>
        data_size = <value optimized out>
#2  0x00000000004463d1 in dbox_sync_begin (mbox=0x0, ctx_r=0x7fffdbbd00c8,
close_flush_dirty_flags=144, force=144)
    at dbox-sync.c:297
        storage = (struct mail_storage *) 0xdd3dc98
        ctx = <value optimized out>
        sync_flags = <value optimized out>
        ret = <value optimized out>
        rebuild = <value optimized out>
#3  0x0000000000446b98 in dbox_sync (mbox=0x0, close_flush_dirty_flags=144)
at dbox-sync.c:396
        sync_ctx = (struct dbox_sync_context *) 0xdd47598
#4  0x000000000043f3f4 in dbox_storage_mailbox_close (box=0x0) at
dbox-storage.c:311
        mbox = <value optimized out>
        ret = <value optimized out>
#5  0x00002aaaab62df50 in fts_mailbox_close (box=0xdd47598) at
fts-storage.c:65
        fbox = (struct fts_mailbox *) 0xdd48fb0
        ret = <value optimized out>
#6  0x00002aaaab42a5ed in cmd_getquotaroot (cmd=0xdd3e758) at
imap-quota-plugin.c:98
        storage = <value optimized out>
        box = (struct mailbox *) 0x0
        iter = (struct quota_root_iter *) 0x0
        root = <value optimized out>
        orig_mailbox = 0xdd42938 "INBOX"
        mailbox = 0x49ab6a "INBOX"
        str = (string_t *) 0xdd311c0
#7  0x000000000041abfc in client_command_input (cmd=0xdd3e758) at
client.c:553
        client = (struct client *) 0xdd3e370
        command = <value optimized out>
        __PRETTY_FUNCTION__ = "client_command_input"
#8  0x000000000041acb2 in client_command_input (cmd=0xdd3e758) at
client.c:602
        client = (struct client *) 0xdd3e370
        command = (struct command *) 0x7fffdbbcff90
        __PRETTY_FUNCTION__ = "client_command_input"
#9  0x000000000041b46f in client_handle_input (client=0xdd3e370) at
client.c:643
        _data_stack_cur_id = 3
        ret = <value optimized out>
        remove_io = <value optimized out>
        handled_commands = false
#10 0x000000000041b693 in client_input (client=0xdd3e370) at client.c:698
        cmd = <value optimized out>
        output = (struct ostream *) 0xdd3e608
        bytes = 27
        __PRETTY_FUNCTION__ = "client_input"
#11 0x0000000000486de8 in io_loop_handler_run (ioloop=<value optimized
out>) at ioloop-epoll.c:201
        ctx = <value optimized out>
        event = (const struct epoll_event *) 0xdd39dc0
        list = (struct io_list *) 0xdd3a780
        io = (struct io_file *) 0xdd3e6a0
        tv = {tv_sec = 1799, tv_usec = 999607}
        events_count = <value optimized out>
        t_id = 2
        msecs = <value optimized out>
       ret = 1
        i = 0
        call = <value optimized out>
#12 0x00000000004860cd in io_loop_run (ioloop=0xdd39b60) at ioloop.c:301
No locals.
#13 0x0000000000422b01 in main (argc=<value optimized out>, argv=0x0,
envp=0x7fffdbbd03c8) at main.c:293
No locals.