Hello,
Here is a more meanigful backtrace. It happens every time I log in,
using any imap client.
*********************
Core was generated by `imap'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/lib/dovecot/libdovecot-storage.so.0...done.
Loaded symbols for /usr/lib/dovecot/libdovecot-storage.so.0
Reading symbols from /usr/lib/dovecot/libdovecot.so.0...done.
Loaded symbols for /usr/lib/dovecot/libdovecot.so.0
Reading symbols from /lib/libc.so.7...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /usr/lib/librt.so.1...done.
Loaded symbols for /usr/lib/librt.so.1
Reading symbols from /usr/lib/dovecot/lib01_acl_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib01_acl_plugin.so
Reading symbols from /usr/lib/dovecot/lib02_imap_acl_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib02_imap_acl_plugin.so
Reading symbols from /usr/lib/dovecot/lib10_quota_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib10_quota_plugin.so
Reading symbols from /usr/lib/dovecot/lib11_imap_quota_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib11_imap_quota_plugin.so
Reading symbols from /usr/lib/dovecot/lib11_trash_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib11_trash_plugin.so
Reading symbols from /usr/lib/dovecot/lib20_autocreate_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib20_autocreate_plugin.so
Reading symbols from /usr/lib/dovecot/lib20_fts_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib20_fts_plugin.so
Reading symbols from /usr/lib/dovecot/lib20_zlib_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib20_zlib_plugin.so
Reading symbols from /lib/libz.so.5...done.
Loaded symbols for /lib/libz.so.5
Reading symbols from /usr/lib/libbz2.so.4...done.
Loaded symbols for /usr/lib/libbz2.so.4
Reading symbols from /usr/lib/dovecot/lib21_fts_squat_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib21_fts_squat_plugin.so
Reading symbols from /usr/lib/dovecot/lib30_imap_zlib_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib30_imap_zlib_plugin.so
Reading symbols from /usr/lib/dovecot/lib90_antispam_plugin.so...done.
Loaded symbols for /usr/lib/dovecot/lib90_antispam_plugin.so
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0 0x00000000105e0d88 in imap_match () from
/usr/lib/dovecot/libdovecot.so.0
(gdb) bt full
#0 0x00000000105e0d88 in imap_match () from
/usr/lib/dovecot/libdovecot.so.0
No symbol table info available.
#1 0x00000000104e82e5 in autocreate_iter_autobox.20436.5667 () from
/usr/lib/dovecot/libdovecot-storage.so.0
No symbol table info available.
#2 0x00000000104e6eda in autocreate_iter_next.20443 () from
/usr/lib/dovecot/libdovecot-storage.so.0
No symbol table info available.
#3 0x00000000104dd72e in mailbox_list_iter_next () from
/usr/lib/dovecot/libdovecot-storage.so.0
No symbol table info available.
#4 0x0000000000416351 in list_namespace_mailboxes.7882 (ctx=0x10a3f158)
at cmd-list.c:408
info = (const struct mailbox_info *) 0x10a0f920
ns = (struct mail_namespace *) 0x0
flags = 536870916
str = (struct buffer *) 0x10a04290
mutf7_name = (struct buffer *) 0x10a043e0
name = (const __unknown__ *) 0x10a10040 "INBOX"
ret = 1
#5 0x000000000041c2ac in cmd_list_continue (cmd=0x10a3f040) at
cmd-list.c:823
_data_stack_cur_id = 4
ctx = (struct cmd_list_context *) 0x10a3f158
ret = 0
#6 0x000000000041c1d0 in cmd_list_full (cmd=0x10a3f040, lsub=false) at
cmd-list.c:999
client = (struct client *) 0x10a3e840
args = (const struct imap_arg *) 0x10aa4118
list_args = (const struct imap_arg *) 0x10aa4340
arg_count = 1
ctx = (struct cmd_list_context *) 0x10a3f158
patterns = {arr = {buffer = 0x10a3f1a8, element_size = 8}, v =
0x10a3f1a8, v_modifiable = 0x10a3f1a8}
pattern = (const __unknown__ *) 0x10a04268 "INBOX"
patterns_strarr = (const __unknown__ * const *) 0x10a3f1e0
str = (struct buffer *) 0x10a041f0
#7 0x000000000041bc80 in cmd_list (cmd=0x10a3f040) at cmd-list.c:1014
No locals.
#8 0x0000000000411264 in command_exec (cmd=0x10a3f040) at
imap-commands.c:147
hook = (const struct command_hook *) 0x10a22200
ret = false
#9 0x000000000040df3c in client_command_input (cmd=0x10a3f040) at
imap-client.c:673
client = (struct client *) 0x10a3e840
command = (struct command *) 0x7fff00000001
__FUNCTION__ = "client_command_input"
__FUNCTION__ = "client_command_input"
#10 0x000000000040de42 in client_handle_next_command (client=0x10a3e840,
remove_io_r=0x7fffffffea6d) at imap-client.c:740
size = 279029312
#11 0x000000000040d7b5 in client_handle_input (client=0x10a3e840) at
imap-client.c:777
_data_stack_cur_id = 3
ret = false
remove_io = false
handled_commands = false
__FUNCTION__ = "client_handle_input"
__FUNCTION__ = "client_handle_input"
#12 0x000000000040d35c in client_input (client=0x10a3e840) at
imap-client.c:816
cmd = (struct client_command_context *) 0x10a20178
output = (struct ostream *) 0x10a1a6c8
bytes = 2
__FUNCTION__ = "client_input"
__FUNCTION__ = "client_input"
#13 0x00000000105cdffa in io_loop_call_io () from
/usr/lib/dovecot/libdovecot.so.0
No symbol table info available.
#14 0x00000000105c1e16 in io_loop_handler_run () from
/usr/lib/dovecot/libdovecot.so.0
No symbol table info available.
#15 0x00000000105c1cc4 in io_loop_run () from
/usr/lib/dovecot/libdovecot.so.0
No symbol table info available.
#16 0x00000000105c19ff in master_service_run () from
/usr/lib/dovecot/libdovecot.so.0
No symbol table info available.
#17 0x000000000041eda9 in main (argc=1, argv=0x7fffffffec60) at main.c:384
set_roots = {0x4230c0, 0x0}
login_set = {auth_socket_path = 0x10a04068
"/var/run/dovecot/auth-master", postlogin_socket_path = 0x0,
postlogin_timeout_secs = 60,
callback = 0x41ede9 <login_client_connected>, failure_callback =
0x4190af <login_client_failed.21250>}
service_flags = MASTER_SERVICE_FLAG_KEEP_CONFIG_OPEN
storage_service_flags = MAIL_STORAGE_SERVICE_FLAG_DISALLOW_ROOT
username = (const __unknown__ *) 0x0
c = -1
set_roots = {0x4230c0, 0x0}
******************
Cheers,
Olivier
On 13/02/2012 00:49, Timo Sirainen wrote:
> On 13.2.2012, at 2.02, interfaSys sàrl wrote:
>
>> #0 0x00000000105c64e7 in imap_match () from
>> /usr/lib/dovecot/libdovecot.so.0
>> No symbol table info available.
>> #1 0x00000000104b4bf6 in mailbox_list_iter_next () from
>> /usr/lib/dovecot/libdovecot-storage.so.0
>> No symbol table info available.
>> #2 0x0000000000416b99 in cmd_list_continue.6853 ()
>> No symbol table info available.
>> #3 0x000000000042166d in cmd_list_full ()
>
> This crash looks interesting, but unfortunately the libraries are stripped of
> debug symbols so I can't really guess why it would crash here. By default
> Dovecot includes them, so you must have stripped them yourself. Can you get
> another backtrace with debug symbols enabled?
>
> Or alternatively can you look at what IMAP command Horde sends that crashes
> Dovecot? http://wiki2.dovecot.org/Debugging/Rawlog shows one way of recording
> the IMAP traffic.
>
>
