the bounce process hangs a mail (?)

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the bounce process hangs a mail (?)
\ postfix (22 Jan 2008)

3 msg	messages destined for content_filter stuck in d...
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Subject:	the bounce process hangs a mail (?)
Group:	Postfix-users
From:	postfix
Date:	22 Jan 2008

Hi everybody,

[user@mailhost ~]$ rpm -q postfix
postfix-2.4.5-2.fc8
[user@mailhost ~]$

[root@mailhost ~]# postconf -n
alias_maps = ldap:/etc/postfix/ldap-alias.cf hash:/etc/postfix/aliases
anvil_rate_time_unit = 60s
bounce_queue_lifetime = 2d
canonical_maps = hash:/etc/postfix/canonical
command_directory = /usr/sbin/
config_directory = /etc/postfix
content_filter =
daemon_directory = /usr/libexec/postfix/
debug_peer_level = 2
debug_peer_list = anydomain.tld
defer_transports =
disable_dns_lookups = no
hash_queue_names = deferred, defer active bounce flush incoming
header_checks = pcre:/etc/postfix/sobig.f,
pcre:/etc/postfix/discardthem, pcre:/etc/postfix/header_checks
in_flow_delay = 1s
inet_interfaces = all
local_recipient_maps = ldap:/etc/postfix/ldap-mailbox.cf
local_transport = virtual
mail_owner = postfix
mailbox_command =
mailbox_transport =
mailq_path = /usr/bin/mailq
manpage_directory = /usr/local/man
masquerade_classes = envelope_sender, header_sender, header_recipient
masquerade_domains =
masquerade_exceptions = root
maximal_queue_lifetime = 3d
mime_header_checks = pcre:/etc/postfix/mime_header_checks
mydestination = $myhostname, localhost.$mydomain, $mydomain,
mail.$mydomain, www.$mydomain, ftp.$mydomain
mydomain = thisdomain.tld
myhostname = mailhost.thisdomain.tld
myorigin = $mydomain
newaliases_path = /usr/bin/newaliases
queue_directory = /data/postfix/queues
readme_directory = /usr/share/doc/postfix-2.4.5/README_FILES/
relay_domains = $mydestination, hash:/etc/postfix/relay_domains,
permit_sasl_authenticated
relayhost =
relocated_maps = hash:/etc/postfix/relocated
sendmail_path = /usr/sbin/sendmail
setgid_group = postdrop
smtpd_client_connection_count_limit = 5
smtpd_client_connection_rate_limit = 22
smtpd_client_event_limit_exceptions = $mynetworks
smtpd_client_recipient_rate_limit = 100
smtpd_client_restrictions = hash:/etc/postfix/access,
hash:/etc/postfix/whitelist
smtpd_error_sleep_time = 0
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks, reject_invalid_hostname
hash:/etc/postfix/helo_checks
smtpd_recipient_restrictions = reject_invalid_hostname,
reject_unknown_sender_domain, reject_unknown_recipient_domain,
permit_mynetworks, reject_unauth_destination,
reject_unauth_pipelining, check_recipient_access
hash:/etc/postfix/check_recipients, check_recipient_access
hash:/etc/postfix/access, reject_rbl_client mail-abuse.org,
reject_rbl_client sbl-xbl.spamhaus.org, reject_rbl_client
blackholes.easynet.nl, reject_rbl_client cbl.abuseat.org,
reject_rhsbl_client mail-abuse.org, reject_rhsbl_client
sbl-xbl.spamhaus.org, reject_rhsbl_client blackholes.easynet.nl,
reject_rhsbl_client cbl.abuseat.org, check_recipient_access
ldap:/etc/postfix/ldap-spamfilter.cf, permit
smtpd_sender_restrictions = reject_unknown_sender_domain,
hash:/etc/postfix/whitelist, check_sender_access
hash:/etc/postfix/access, reject_rhsbl_sender dsn.rfc-ignorant.org
strict_rfc821_envelopes = no
transport_maps = hash:/etc/postfix/transport
unknown_local_recipient_reject_code = 550
virtual_alias_maps = ldap:/etc/postfix/ldap-alias.cf
virtual_gid_maps = static:51
virtual_mailbox_base = /data/postfix/maildrop/
virtual_mailbox_domains = ldap:/etc/postfix/ldap-domain.cf
virtual_mailbox_maps = ldap:/etc/postfix/ldap-mailbox.cf
virtual_minimum_uid = 51
virtual_transport = virtual
virtual_uid_maps = static:51
[root@mailhost ~]#

----------------------------

since yesterday morning, a mail hangs somewhere (?) and i have these log
entries:

Jan 21 10:30:39 mailhost postfix/smtpd[30647]: 5ED1D80B0:
client=webmail.from-domain[xxx.xxx.xx.xxx]
Jan 21 10:30:39 mailhost postfix/cleanup[30995]: 5ED1D80B0:
message-id=<37D066C45825564EAAE6447B5F2024DD3F76EFF19E>
Jan 21 10:30:39 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 10:30:42 mailhost postfix/bounce[31005]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 10:30:43 mailhost postfix/pipe[30996]: warning: 5ED1D80B0: trace
service failure
Jan 21 10:30:43 mailhost postfix/pipe[30996]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=5,
delays=1.3/0.01/0/3.7, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 10:39:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 10:39:28 mailhost postfix/bounce[31393]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 10:39:29 mailhost postfix/pipe[31383]: warning: 5ED1D80B0: trace
service failure
Jan 21 10:39:29 mailhost postfix/pipe[31383]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=531,
delays=527/0.18/0/3.6, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 10:49:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 10:49:27 mailhost postfix/bounce[31640]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 10:49:28 mailhost postfix/pipe[31631]: warning: 5ED1D80B0: trace
service failure
Jan 21 10:49:28 mailhost postfix/pipe[31631]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=1131,
delays=1127/0.02/0/3.5, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 11:09:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 11:09:27 mailhost postfix/bounce[32237]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 11:09:28 mailhost postfix/pipe[32228]: warning: 5ED1D80B0: trace
service failure
Jan 21 11:09:28 mailhost postfix/pipe[32228]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=2330,
delays=2327/0.02/0/3.4, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 11:49:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 11:49:28 mailhost postfix/bounce[883]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 11:49:29 mailhost postfix/pipe[864]: warning: 5ED1D80B0: trace
service failure
Jan 21 11:49:29 mailhost postfix/pipe[864]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=4731,
delays=4727/0/0/3.6, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 12:59:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 12:59:28 mailhost postfix/bounce[2858]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 12:59:29 mailhost postfix/pipe[2770]: warning: 5ED1D80B0: trace
service failure
Jan 21 12:59:29 mailhost postfix/pipe[2770]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=8931,
delays=8928/0/0/3.8, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 14:09:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 14:09:28 mailhost postfix/bounce[5512]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 14:09:29 mailhost postfix/pipe[5503]: warning: 5ED1D80B0: trace
service failure
Jan 21 14:09:29 mailhost postfix/pipe[5503]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=13131,
delays=13128/0.01/0/3.5, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 15:19:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 15:19:27 mailhost postfix/bounce[8354]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 15:19:28 mailhost postfix/pipe[8344]: warning: 5ED1D80B0: trace
service failure
Jan 21 15:19:28 mailhost postfix/pipe[8344]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=17331,
delays=17327/0.02/0/3.5, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed)
Jan 21 16:29:25 mailhost postfix/qmgr[29683]: 5ED1D80B0:
from=<from-user@from-domain>, size=22896, nrcpt=1 (queue active)
Jan 21 16:29:27 mailhost postfix/bounce[9819]: fatal: open file trace
5ED1D80B0: Permission denied
Jan 21 16:29:28 mailhost postfix/pipe[9810]: warning: 5ED1D80B0: trace
service failure
Jan 21 16:29:28 mailhost postfix/pipe[9810]: 5ED1D80B0:
to=<to-user>, relay=spamfilter, delay=21531,
delays=21527/0.01/0/3.5, dsn=4.3.0, status=deferred (5ED1D80B0: trace
service failed:

-------------------

where is the error? can somebody shed light on this?

thanks in advance.

suomi