[Dovecot] Crash while moving mail between private folder and shared folder

Christian Felsing hostmaster at taunusstein.net
Sat Mar 23 11:03:57 EET 2013


Hello,

while moving a mail from a private folder (inbox) to a shared folder and
back to private folder Dovecot 2.2rc3 crashes:

---cut here---
Mar 23 09:57:44 dovecot dovecot: imap-login: Login:
user=<john.doe at example.net>, method=PLAIN, rip=192.168.200.6,
lip=192.168.200.22, mpid=19423, TLS
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Panic: file
mail-namespace.c: line 654 (mail_namespace_find): assertion failed: (ns
!= NULL)
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Error: Raw
backtrace: /opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(+0x608fa)
[0x7f82f65b28fa] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(+0x6093e)
[0x7f82f65b293e] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(i_fatal+0)
[0x7f82f657435b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mail_namespace_find_unalias+0)
[0x7f82f686b590] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mail_namespace_find_unalias+0x19)
[0x7f82f686b5a9] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(+0x57bd)
[0x7f82f51127bd] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(quota_test_alloc+0xcb)
[0x7f82f511424b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(quota_try_alloc+0x3d)
[0x7f82f511445d] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(+0xb00b)
[0x7f82f511800b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib01_acl_plugin.so(+0xc7cb)
[0x7f82f552d7cb] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mailbox_copy+0x5f)
[0x7f82f687274f] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mailbox_move+0x10)
[0x7f82f6872810] -> dovecot-01/imap() [0x40d29d] ->
dovecot-01/imap(command_exec+0x3c) [0x4161ec] -> dovecot-01/imap()
[0x415250] -> dovecot-01/imap() [0x41530a] ->
dovecot-01/imap(client_handle_input+0x115) [0x4155c5] ->
dovecot-01/imap(client_input+0x72) [0x415972] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x36)
[0x7f82f65c20e6] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0xd7)
[0x7f82f65c2f37] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_run+0x28)
[0x7f82f65c1c28] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f82f6579473]
-> dovecot-01/imap(main+0x270) [0x40b950] ->
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f82f61e6ead]
-> dovecot-01/imap() [0x40baad]
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Fatal:
master: service(imap): child 19423 killed with signal 6 (core dumps
disabled)
Mar 23 09:57:44 dovecot dovecot: imap-login: Login:
user=<john.doe at example.net>, method=PLAIN, rip=192.168.200.6,
lip=192.168.200.22, mpid=19425, TLS
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Panic: file
mail-namespace.c: line 654 (mail_namespace_find): assertion failed: (ns
!= NULL)
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Error: Raw
backtrace: /opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(+0x608fa)
[0x7f66ed9a58fa] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(+0x6093e)
[0x7f66ed9a593e] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(i_fatal+0)
[0x7f66ed96735b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mail_namespace_find_unalias+0)
[0x7f66edc5e590] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mail_namespace_find_unalias+0x19)
[0x7f66edc5e5a9] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(+0x57bd)
[0x7f66ec5057bd] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(quota_test_alloc+0xcb)
[0x7f66ec50724b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(quota_try_alloc+0x3d)
[0x7f66ec50745d] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib10_quota_plugin.so(+0xb00b)
[0x7f66ec50b00b] ->
/opt/dovecot-2.2.rc3/lib/dovecot/lib01_acl_plugin.so(+0xc7cb)
[0x7f66ec9207cb] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mailbox_copy+0x5f)
[0x7f66edc6574f] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot-storage.so.0(mailbox_move+0x10)
[0x7f66edc65810] -> dovecot-01/imap() [0x40d29d] ->
dovecot-01/imap(command_exec+0x3c) [0x4161ec] -> dovecot-01/imap()
[0x415250] -> dovecot-01/imap() [0x41530a] ->
dovecot-01/imap(client_handle_input+0x115) [0x4155c5] ->
dovecot-01/imap(client_input+0x72) [0x415972] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x36)
[0x7f66ed9b50e6] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0xd7)
[0x7f66ed9b5f37] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(io_loop_run+0x28)
[0x7f66ed9b4c28] ->
/opt/dovecot-2.2.rc3/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f66ed96c473]
-> dovecot-01/imap(main+0x270) [0x40b950] ->
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f66ed5d9ead]
-> dovecot-01/imap() [0x40baad]
Mar 23 09:57:44 dovecot dovecot: imap(john.doe at example.net): Fatal:
master: service(imap): child 19425 killed with signal 6 (core dumps
disabled)
Mar 23 09:57:46 dovecot dovecot: imap(john.doe at example.net):
Disconnected: Logged out in=192 out=1118
---cut here---

Following config was used:

---cut here---
# 2.2.rc3: /opt/dovecot-2.2.rc3/etc/dovecot/dovecot.conf
# OS: Linux 3.2.0-4-amd64 x86_64 Debian 7.0 ext4
auth_ssl_require_client_cert = yes
auth_ssl_username_from_cert = yes
auth_verbose = yes
auth_verbose_passwords = plain
base_dir = /home/dovecot/
hostname = mail.ip6.li
instance_name = dovecot-01
lda_mailbox_autocreate = yes
login_log_format_elements = user=<%u> method=%m rip=%r lip=%l mpid=%e %c
mail_gid = dovecot
mail_location = maildir:/home/vmail/%d/%u/Maildir
mail_plugins = quota
mail_uid = dovecot
managesieve_notify_capability = mailto
managesieve_sieve_capability = fileinto reject envelope
encoded-character vacation subaddress comparator-i;ascii-numeric
relational regex imap4flags copy include variables body enotify
environment mailbox date ihave
namespace {
  list = children
  location = maildir:%%h/Maildir:INDEX=~/Maildir/shared/%%u
  prefix = shared/%%u/
  separator = /
  subscriptions = no
  type = shared
}
namespace inbox {
  inbox = yes
  list = yes
  location =
  mailbox Drafts {
    special_use = \Drafts
  }
  mailbox Junk {
    special_use = \Junk
  }
  mailbox Sent {
    special_use = \Sent
  }
  mailbox "Sent Messages" {
    special_use = \Sent
  }
  mailbox Trash {
    special_use = \Trash
  }
  prefix =
  separator = /
  type = private
}
passdb {
  args = failure_show_msg=yes dovecot
  driver = pam
}
plugin {
  acl = vfile:/etc/dovecot/global-acls:cache_secs=300
  acl_shared_dict = file:/var/lib/dovecot/shared-mailboxes
  mail_log_events = delete undelete expunge copy mailbox_delete
mailbox_rename
  mail_log_fields = uid box msgid size
  quota = maildir:User quota
  quota_grace = 10%%
  quota_rule = *:storage=1G
  quota_rule2 = Trash:storage=+100M
  quota_warning = storage=95%% quota-warning 95 %u
  quota_warning2 = storage=80%% quota-warning 80 %u
  sieve = ~/.dovecot.sieve
  sieve_dir = ~/sieve
}
postmaster_address = postmaster at ip6.li
protocols = imap pop3 lmtp sieve
quota_full_tempfail = yes
sendmail_path = /usr/lib/sendmail
service managesieve-login {
  inet_listener sieve {
    port = 4190
  }
  inet_listener sieve_deprecated {
    port = 2000
  }
}
ssl_ca = </opt/dovecot/etc/dovecot/ip6li-user-ca.pem
ssl_cert = </opt/dovecot/etc/dovecot/mail.ip6.li.crt.pem
ssl_cert_username_field = emailAddress
ssl_key = </opt/dovecot/etc/dovecot/mail.ip6.li.key.pem
ssl_require_crl = no
ssl_verify_client_cert = yes
userdb {
  args = allow_all_users=yes uid=vmail gid=vmail home=/home/vmail/%d/%u
  driver = static
}
protocol lda {
  auth_socket_path = /var/run/dovecot/auth-master
  mail_plugin_dir = /opt/dovecot/lib/dovecot
  mail_plugins = quota sieve acl
}
protocol imap {
  mail_plugins = quota acl imap_acl imap_quota
}
protocol lmtp {
  mail_plugins = quota sieve
}
protocol sieve {
  managesieve_implementation_string = Dovecot Pigeonhole
  managesieve_logout_format = bytes ( in=%i : out=%o )
}
protocol pop3 {
  mail_plugins = quota
  pop3_uidl_format = %08Xu%08Xv
}
---cut here---

best regards
Christian



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