Il 2012-10-02 21:28 Timo Sirainen ha scritto:
On 19.9.2012, at 16.07, Alessio Cecchi wrote:
#1 0x00007f2fc9fc41b4 in acl_backend_vfile_acllist_try_rebuild (
backend=0x1944240) at acl-backend-vfile-acllist.c:297
This backtrace is rather weird. Could you also do (instead of bt
full):
fr 1
p *ns
p *ns.user
p *auser
It crashes because auser->dict = NULL, but it should never be NULL.
Hi Timo,
this is a new backtrace:
root@demo-vpop ~ # /home/vpopmail/bin/vadduser test...@qboxdns.it
qweqweroot@demo-vpop ~ # cat /root/testmail.txt |
/usr/local/dovecot-2.1/libexec/dovecot/deliver -d test...@qboxdns.it
Segmentation fault (core dumped)
root@demo-vpop ~ # gdb /usr/local/dovecot-2.1/libexec/dovecot/deliver
/tmp/10923
GNU gdb (GDB) 7.0.1-debian
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show
copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from
/usr/local/dovecot-2.1/libexec/dovecot/deliver...done.
warning: Can't read pathname for load map: Input/output error.
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-lda.so.0...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-lda.so.0
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-storage.so.0...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-storage.so.0
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/libdovecot.so.0...done.
Loaded symbols for /usr/local/dovecot-2.1/lib/dovecot/libdovecot.so.0
Reading symbols from /lib/libc.so.6...(no debugging symbols
found)...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/librt.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib/librt.so.1
Reading symbols from /usr/lib/libssl.so.0.9.8...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libssl.so.0.9.8
Reading symbols from /usr/lib/libcrypto.so.0.9.8...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib/libcrypto.so.0.9.8
Reading symbols from /lib/libdl.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging
symbols found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib/libpthread.so.0...(no debugging symbols
found)...done.
Loaded symbols for /lib/libpthread.so.0
Reading symbols from /usr/lib/libz.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /lib/libnss_files.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib/libnss_files.so.2
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/lib01_acl_plugin.so...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/lib01_acl_plugin.so
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/lib10_quota_plugin.so...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/lib10_quota_plugin.so
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/lib20_zlib_plugin.so...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/lib20_zlib_plugin.so
Reading symbols from /lib/libbz2.so.1.0...(no debugging symbols
found)...done.
Loaded symbols for /lib/libbz2.so.1.0
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/lib90_sieve_plugin.so...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/lib90_sieve_plugin.so
Reading symbols from
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-sieve.so.0...done.
Loaded symbols for
/usr/local/dovecot-2.1/lib/dovecot/libdovecot-sieve.so.0
Core was generated by `/usr/local/dovecot-2.1/libexec/dovecot/deliver
-d test...@qboxdns.it'.
Program terminated with signal 11, Segmentation fault.
#0 acl_lookup_dict_rebuild (dict=0x0) at acl-lookup-dict.c:221
221 if (dict->dict == NULL)
(gdb) fr 1
#1 0x00007f9edac761b4 in acl_backend_vfile_acllist_try_rebuild (
backend=0x2496520) at acl-backend-vfile-acllist.c:297
297 (void)acl_lookup_dict_rebuild(auser->acl_lookup_dict);
(gdb) p *ns
$1 = {next = 0x2496860, refcount = 1, type = NAMESPACE_PRIVATE, flags =
8235,
prefix = 0x24961b0 "", prefix_len = 0, alias_for = 0x0,
alias_chain_next = 0x0, user = 0x249a700, owner = 0x249a700,
list = 0x249ef40, storage = 0x2496210, set = 0x249b4f0,
unexpanded_set = 0x249ab58, mail_set = 0x249b200, destroyed = 0}
(gdb) p *ns.user
$2 = {pool = 0x249a6e0, v = {deinit = 0x7f9edac7a280
<acl_user_deinit>},
vlast = 0x249bf38, refcount = 1, username = 0x249a7b8
"test...@qboxdns.it",
_home = 0x249bb60 "/home/vpopmail/domains/qboxdns.it/test160", uid =
89,
gid = 89, service = 0x249bb90 "lda", local_ip = 0x0, remote_ip = 0x0,
var_expand_table = 0x249bb98, error = 0x0, set_info = 0x2482ce8,
unexpanded_set = 0x249a7d0, set = 0x249b168, namespaces = 0x2496130,
storages = 0x24a1e20, hooks = {arr = {buffer = 0x249beb0,
element_size = 8},
v = 0x249beb0, v_modifiable = 0x249beb0}, mountpoints = 0x0,
module_contexts = {arr = {buffer = 0x249bb00, element_size = 8},
v = 0x249bb00, v_modifiable = 0x249bb00}, home_looked_up = 1, admin
= 0,
autocreated = 0, initialized = 1, mail_debug = 0,
inbox_open_error_logged = 0, fuzzy_search = 0, dsyncing = 0}
(gdb) p *auser
$3 = {module_ctx = {super = {deinit = 0x7f9edaa68190
<quota_user_deinit>},
reg = 0x7f9edaa68190}, master_user = 0x0,
acl_env = 0x249bd88
"vfile:/usr/local/dovecot-2.1/etc/dovecot/global-acls:cache_secs=300",
groups = 0x0, acl_lookup_dict = 0x0}
(gdb)
and also but full for safety:
(gdb) bt full
#0 acl_lookup_dict_rebuild (dict=0x0) at acl-lookup-dict.c:221
ns = <value optimized out>
ids_arr = {arr = {buffer = 0x0, element_size = 38363440}, v =
0x0,
v_modifiable = 0x0}
ids = 0x24787e0
i = <value optimized out>
dest = <value optimized out>
ret = -601327851
#1 0x00007f9edac761b4 in acl_backend_vfile_acllist_try_rebuild (
backend=0x2496520) at acl-backend-vfile-acllist.c:297
auser = 0x249bf10
iter = 0x0
acllist_path = 0x24787e0
"/home/vpopmail/domains/qboxdns.it/test160/Maildir/dovecot-acl-list"
ret = <value optimized out>
ns = 0x2496130
output = 0x0
st = {st_dev = 2051, st_ino = 663856, st_nlink = 1, st_mode =
33152,
st_uid = 89, st_gid = 89, __pad0 = 0, st_rdev = 0, st_size =
0,
st_blksize = 4096, st_blocks = 0, st_atim = {tv_sec =
1350131151,
tv_nsec = 0}, st_mtim = {tv_sec = 1350131151, tv_nsec = 0},
st_ctim = {tv_sec = 1350131151, tv_nsec = 0}, __unused = {0,
0, 0}}
path = 0x24783a8
---Type <return> to continue, or q <return> to quit---
file_mode = 384
dir_mode = 448
gid = 4294967295
list = <value optimized out>
info = <value optimized out>
rootdir = 0x24787a0 "Sent"
origin = 0x249f4c0
"/home/vpopmail/domains/qboxdns.it/test160/Maildir"
fd = 8
#2 acl_backend_vfile_acllist_rebuild (backend=0x2496520)
at acl-backend-vfile-acllist.c:311
acllist_path = <value optimized out>
#3 0x00007f9edac76563 in acl_backend_vfile_acllist_refresh
(backend=0x2496520)
at acl-backend-vfile-acllist.c:153
__FUNCTION__ = "acl_backend_vfile_acllist_refresh"
#4 0x00007f9edac766d5 in acl_backend_vfile_acllist_verify
(backend=0x0,
name=0x2496800 "", mtime=0) at acl-backend-vfile-acllist.c:343
acllist = <value optimized out>
#5 0x00007f9edac750b8 in acl_backend_vfile_object_refresh_cache (
_aclobj=0x24967c0) at acl-backend-vfile.c:858
old_validity = <value optimized out>
validity = {global_validity = {last_check = 0,
last_read_time = 1350131151, last_mtime = 0, last_size =
0},
local_validity = {last_check = 0, last_read_time = 0,
---Type <return> to continue, or q <return> to quit---
last_mtime = 0, last_size = 0}, mailbox_validity = {
last_check = 0, last_read_time = 0, last_mtime = 0,
last_size = 0}}
mtime = 0
ret = 38387472
#6 0x00007f9edac7325e in acl_backend_get_default_rights
(backend=0x2496520,
mask_r=0x28) at acl-backend.c:164
No locals.
#7 0x00007f9edac795bd in acl_mailbox_try_list_fast (list=0x249ef40,
patterns=0x7fff89037330, flags=MAILBOX_LIST_ITER_RETURN_NO_FLAGS)
at acl-mailbox-list.c:107
alist = <value optimized out>
nonowner_list_ctx = <value optimized out>
ret = <value optimized out>
backend = 0x2496520
acl_mask = 0x1
ns = 0x2496130
update_ctx = {iter_ctx = 0x7f9edc4bf2c8, tree_ctx =
0x7f9edcbdda88,
glob = 0x0, leaf_flags = 4294967295, parent_flags = 0,
update_only = 0, match_parents = 0}
name = <value optimized out>
#8 acl_mailbox_list_iter_init (list=0x249ef40,
patterns=0x7fff89037330,
flags=MAILBOX_LIST_ITER_RETURN_NO_FLAGS) at acl-mailbox-list.c:194
_data_stack_cur_id = 2
---Type <return> to continue, or q <return> to quit---
ctx = 0x2498e60
pool = <value optimized out>
i = <value optimized out>
inboxcase = <value optimized out>
#9 0x00007f9edc538d33 in mailbox_list_iter_init_multiple
(list=0x249ef40,
patterns=0x7fff89037330, flags=MAILBOX_LIST_ITER_RETURN_NO_FLAGS)
at mailbox-list-iter.c:158
ctx = <value optimized out>
ret = <value optimized out>
__FUNCTION__ = "mailbox_list_iter_init_multiple"
#10 0x00007f9edc539459 in mailbox_list_iter_init (list=0x0,
pattern=<value optimized out>, flags=1350131151) at
mailbox-list-iter.c:58
patterns = {0x7f9edaa696dc "*", 0x0}
#11 0x00007f9edaa64370 in quota_count_namespace (root=0x2496cb0,
bytes_r=<value optimized out>, count_r=0x7fff890373d0) at
quota-count.c:73
ctx = 0x7f9edc270ef3
info = <value optimized out>
#12 quota_count (root=0x2496cb0, bytes_r=<value optimized out>,
count_r=0x7fff890373d0) at quota-count.c:111
i = 0
ret = 0
#13 0x00007f9edaa657ce in dict_quota_count (root=0x0, want_bytes=true,
value_r=0x7fff89037418) at quota-dict.c:113
---Type <return> to continue, or q <return> to quit---
dt = <value optimized out>
bytes = 0
count = 0
#14 0x00007f9edaa6595a in dict_quota_update_callback (
ret=<value optimized out>, context=0x249bf10) at quota-dict.c:178
value = 1
#15 0x00007f9edc244258 in client_dict_finish_transaction
(dict=0x249eb30,
line_r=<value optimized out>) at dict-client.c:265
ctx = 0x24da1b0
#16 client_dict_read_one_line (dict=0x249eb30, line_r=<value optimized
out>)
at dict-client.c:356
id = 1
line = <value optimized out>
ret = 0
__FUNCTION__ = "client_dict_read_one_line"
#17 0x00007f9edc244565 in client_dict_wait (_dict=<value optimized
out>)
at dict-client.c:520
dict = 0x249eb30
line = 0x0
ret = <value optimized out>
#18 0x00007f9edaa65ab5 in dict_quota_deinit (_root=<value optimized
out>)
at quota-dict.c:90
root = 0x2496cb0
---Type <return> to continue, or q <return> to quit---
#19 0x00007f9edaa61c72 in quota_root_deinit (root=0x0) at quota.c:240
pool = 0x249e900
#20 0x00007f9edaa636e1 in quota_deinit (_quota=0x249bf40) at
quota.c:335
quota = 0x2496940
i = 2
#21 0x00007f9edaa681dd in quota_user_deinit (user=0x249a700)
at quota-storage.c:412
quser = 0x249bf38
quota_set = 0x2499270
#22 0x00007f9edc53388e in mail_user_unref (_user=<value optimized out>)
at mail-user.c:153
user = 0x249a700
__FUNCTION__ = "mail_user_unref"
#23 0x0000000000402de2 in main (argc=3, argv=0x247e370) at main.c:481
set_roots = {0x604640, 0x0}
ctx = {pool = 0x247ef70, set = 0x24817e8, session = 0x247ef90,
dup_ctx = 0x0, session_id = 0x0, src_mail = 0x0,
src_envelope_sender = 0x0, dest_user = 0x0,
dest_addr = 0x247e3c2 "test...@qboxdns.it",
final_dest_addr = 0x247e3c2 "test...@qboxdns.it",
dest_mailbox_name = 0x4034d9 "INBOX", dest_mail = 0x0,
var_expand_table = 0x0, tried_default_save = true,
saved_mail = false, save_dest_mail = false, mailbox_full =
false,
---Type <return> to continue, or q <return> to quit---
dsn = false}
service_flags = <value optimized out>
user = 0x247e3c2 "test...@qboxdns.it"
errstr = 0x0
path = 0x7fff89037748 "\351\a"
storage_service = 0x24803b0
service_user = 0x2480d58
service_input = {module = 0x4034d5 "lda", service = 0x4034d5
"lda",
username = 0x247e3c2 "test...@qboxdns.it", session_id = 0x0,
local_ip = {family = 0, u = {ip6 = {__in6_u = {
__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 =
{0, 0,
0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}},
ip4 = {
s_addr = 0}}}, remote_ip = {family = 0, u = {ip6 =
{__in6_u = {
__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 =
{0, 0,
0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}},
ip4 = {
s_addr = 0}}}, local_port = 0, remote_port = 0,
userdb_fields = 0x0, flags_override_add = 0,
flags_override_remove = 0, no_userdb_lookup = 0}
storage = 0x2496210
user_source = <value optimized out>
destaddr_source = 0x403594 "user@hostname"
process_euid = <value optimized out>
stderr_rejection = false
---Type <return> to continue, or q <return> to quit---
ret = <value optimized out>
c = <value optimized out>
error = MAIL_ERROR_NONE
(gdb)
and this the dovecot configuration:
# dovecot -n
# 2.1.9: /usr/local/dovecot-2.1/etc/dovecot/dovecot.conf
# OS: Linux 2.6.32-5-amd64 x86_64 Debian 6.0.5
auth_cache_size = 512 k
auth_worker_max_count = 60
default_login_user = nobody
dict {
acl =
mysql:/usr/local/dovecot-2.1/etc/dovecot/dovecot-share-folder.conf
quota =
mysql:/usr/local/dovecot-2.1/etc/dovecot/dovecot-dict-sql.conf.ext
}
disable_plaintext_auth = no
dotlock_use_excl = no
first_valid_gid = 89
first_valid_uid = 89
last_valid_gid = 89
last_valid_uid = 89
lda_mailbox_autocreate = yes
lda_mailbox_autosubscribe = yes
log_path = /var/log/dovecot/dovecot.log
mail_fsync = always
mail_location = maildir:~/Maildir
mail_nfs_index = yes
mail_nfs_storage = yes
mail_plugins = quota zlib acl
maildir_very_dirty_syncs = yes
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
mmap_disable = yes
namespace {
list = children
location = maildir:%%h/Maildir:INDEX=~/Maildir/shared/%%u
prefix = shared/%%n/
separator = /
subscriptions = no
type = shared
}
namespace inbox {
inbox = yes
location =
mailbox Drafts {
auto = subscribe
special_use = \Drafts
}
mailbox Sent {
auto = subscribe
special_use = \Sent
}
mailbox Spam {
auto = subscribe
special_use = \Junk
}
mailbox Trash {
auto = subscribe
special_use = \Trash
}
prefix =
separator = /
}
passdb {
args = cache_key=%s%u webmail=109.168.113.215
driver = vpopmail
}
plugin {
acl =
vfile:/usr/local/dovecot-2.1/etc/dovecot/global-acls:cache_secs=300
acl_shared_dict = proxy::acl
quota = maildir:UserQuota
quota2 = dict:User quota::noenforcing:proxy::quota
quota_rule2 = Trash:storage=+100M
sieve = ~/.dovecot.sieve
sieve_default =
/usr/local/dovecot-2.1/etc/dovecot/sieve/default.sieve
sieve_dir = ~/sieve
}
protocols = imap pop3 sieve
sendmail_path = /var/qmail/bin/sendmail
service auth {
unix_listener auth-userdb {
group = vchkpw
mode = 0660
user = vpopmail
}
}
service dict {
unix_listener dict {
group = vchkpw
mode = 0660
user = vpopmail
}
}
service imap-login {
service_count = 0
}
service managesieve-login {
inet_listener sieve {
port = 4190
}
}
service pop3-login {
service_count = 0
}
ssl_cert = </etc/ssl/certs/wildcard-cbsolt.net.pem
ssl_key = </etc/ssl/private/wildcard-cbsolt.net.key
userdb {
args = quota_template=quota_rule=*:backend=%q
driver = vpopmail
}
protocol lda {
log_path = /var/log/dovecot/lda.log
mail_plugins = quota zlib acl sieve
}
protocol imap {
imap_client_workarounds = delay-newmail tb-extra-mailbox-sep
tb-lsub-flags
mail_max_userip_connections = 20
mail_plugins = quota zlib acl imap_quota imap_acl
}
protocol pop3 {
mail_max_userip_connections = 5
pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
}
Thanks
