debian10+dovecot-2.2.33.2
Maciej Milaszewski IQ PL
maciej.milaszewski at iq.pl
Thu Jan 24 19:26:01 EET 2019
Hi
Thenx. Dump core:
Core was generated by `dovecot/auth'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007fa910394c7a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt full
#0 0x00007fa910394c7a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1 0x00005604e6f98bc8 in password_scheme_register_crypt () at
password-scheme-crypt.c:144
i = 0
crypted = <optimized out>
#2 0x00005604e6f988dc in password_schemes_init () at password-scheme.c:875
i = <optimized out>
#3 0x00005604e6f737fb in main_preinit () at main.c:188
mod_set = {abi_version = 0x119a20dc <error: Cannot access memory
at address 0x119a20dc>, binary_name = 0x7fa9102c95e0 <_gnutls_log_level>
"", setting_name = 0x0,
filter_callback = 0x7fa910241cfb, filter_context =
0x756e654700000004, require_init_funcs = 1, debug = 0,
ignore_dlopen_errors = 1, ignore_missing = 0}
services = <optimized out>
mod_set = <optimized out>
services = <optimized out>
#4 main (argc=<optimized out>, argv=<optimized out>) at main.c:396
c = <optimized out>
On 24.01.2019 18:16, Aki Tuomi wrote:
> Try
>
> gdb /usr/local/dovecot/libexec/dovecot/auth /var/run/dovecot/core
> bt full
>
> Aki
>> On 24 January 2019 at 18:53 Maciej Milaszewski IQ PL <
>> maciej.milaszewski at iq.pl <mailto:maciej.milaszewski at iq.pl>> wrote:
>>
>>
>> Hi
>> Thenx but maby problem is in ssl or core file and gdb was incorrectly
>> used
>>
>>
>> # 2.2.36 (1f10bfa63): /etc/dovecot/dovecot.conf
>> # Pigeonhole version 0.4.24 (124e06aa)
>> # OS: Linux 4.19.0-1-amd64 x86_64 Debian buster/sid
>>
>> Jan 24 16:56:38 thebe-postfix dovecot: master: Dovecot v2.2.36
>> (1f10bfa63) starting up for imap, pop3, lmtp, sieve
>> Jan 24 16:56:39 thebe-postfix dovecot: master: Error: service(auth):
>> command startup failed, throttling for 2 secs
>> Jan 24 16:56:39 thebe-postfix dovecot: auth: Fatal: master:
>> service(auth): child 11078 killed with signal 11 (core dumped)
>> Jan 24 16:56:39 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>>
>> telnet IP 143
>> ..........
>> Escape character is '^]'.
>> * OK Waiting for authentication process to respond..
>> * BYE Disconnected: Auth process broken
>> Connection closed by foreign host.
>>
>>
>> Jan 24 16:56:48 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:56:56 thebe-postfix dovecot: master: Error: service(auth):
>> command startup failed, throttling for 16 secs
>> Jan 24 16:56:56 thebe-postfix dovecot: auth: Fatal: master:
>> service(auth): child 11082 killed with signal 11 (core dumped)
>> an 24 16:56:56 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:56:56 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:56:56 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:56:56 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:07 thebe-postfix dovecot: imap-login: Warning: Auth process
>> not responding, delayed sending initial response (greeting): user=<>,
>> rip=46.xxx.xxx.xxx, lip=46.xxx.xxx.xxx, secured,
>> session=<vEwzQzaAtHQu+Kdx>
>> Jan 24 16:57:12 thebe-postfix dovecot: master: Error: service(auth):
>> command startup failed, throttling for 32 secs
>> Jan 24 16:57:12 thebe-postfix dovecot: auth: Fatal: master:
>> service(auth): child 11084 killed with signal 11 (core dumped)
>> Jan 24 16:5Core was generated by `dovecot/auth'.
>> Program terminated with signal SIGSEGV, Segmentation fault.
>> #0 0x00007fa910394c7a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
>> (gdb) bt full
>> #0 0x00007fa910394c7a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
>> No symbol table info available.
>> #1 0x00005604e6f98bc8 in password_scheme_register_crypt () at
>> password-scheme-crypt.c:144
>> i = 0
>> crypted = <optimized out>
>> #2 0x00005604e6f988dc in password_schemes_init () at
>> password-scheme.c:875
>> i = <optimized out>
>> #3 0x00005604e6f737fb in main_preinit () at main.c:188
>> mod_set = {abi_version = 0x119a20dc <error: Cannot access
>> memory at address 0x119a20dc>, binary_name = 0x7fa9102c95e0
>> <_gnutls_log_level> "", setting_name = 0x0,
>> filter_callback = 0x7fa910241cfb, filter_context =
>> 0x756e654700000004, require_init_funcs = 1, debug = 0,
>> ignore_dlopen_errors = 1, ignore_missing = 0}
>> services = <optimized out>
>> mod_set = <optimized out>
>> services = <optimized out>
>> #4 main (argc=<optimized out>, argv=<optimized out>) at main.c:396
>> c = <optimized out>7:12 thebe-postfix dovecot: director:
>> Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: imap-login: Disconnected: Auth
>> process broken (disconnected before auth was ready, waited 15 secs):
>> user=<>, rip=46.xxx.xxx.xxx, lip=46.xxx.xxx.xxx, secured,
>> session=<vEwzQzaAtHQu+Kdx>
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>> Jan 24 16:57:12 thebe-postfix dovecot: director: Error: Auth server
>> disconnected unexpectedly
>>
>> core:
>>
>> gdb --args /usr/local/dovecot/libexec/dovecot/imap-login
>> /var/run/dovecot/core
>> Starting program: /usr/local/dovecot-2.2.36/libexec/dovecot/imap-login
>> /var/run/dovecot/core
>> [Thread debugging using libthread_db enabled]
>> Using host libthread_db library
>> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>> process 11878 is executing new program:
>> /usr/local/dovecot-2.2.36/bin/doveconf
>> process 11878 is executing new program:
>> /usr/local/dovecot-2.2.36/libexec/dovecot/imap-login
>> [Thread debugging using libthread_db enabled]
>> Using host libthread_db library
>> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>> Fatal: settings_check(ssl) failed: ssl_verify_client_cert set, but
>> ssl_ca not
>> [Inferior 1 (process 11878) exited with code 0131]
>>
>>
>> Fatal: settings_check(ssl) failed: ssl_verify_client_cert set, but
>> ssl_ca not
>>
>>
>> If this true why works fine in debian 8.x ?
>>
>>
>>
>>> Hi!
>>> Can you get backtrace from the core file?
>>> https://dovecot.org/bugreport.html
>>> Aki
>>>> On 24 January 2019 at 17:10 Maciej Milaszewski IQ PL <
>>>> maciej.milaszewski at iq.pl <mailto:maciej.milaszewski at iq.pl> <mailto:
>>>> maciej.milaszewski at iq.pl <mailto:maciej.milaszewski at iq.pl>>> wrote:
>> >>
>> >> Hi
>> >> Thenx for replay.
>> >>
>> >> Finaly for a test in my lab
>> >>
>> >> I upgrate to latest 2.2.36 and os debian 10
>> >> In this machine is dovecot director
>> >>
>> >> But if i tested via telnet
>> >>
>> >> root at postfix:~# telnet 46.xxx.xxx.xxx 143
>> >> Trying 46.xxx.xxx.xxx...
>> >> Connected to 46.xxx.xxx.xxx.
>> >> Escape character is '^]'.
>> >> * BYE Disconnected: Auth process broken
>> >> Connection closed by foreign host.
>> >>
>> >> In log:
>> >> Jan 24 16:02:07 postfix dovecot: master: Dovecot v2.2.36 (1f10bfa63)
>> >> starting up for imap, pop3, lmtp, sieve
>> >> Jan 24 16:02:07 postfix dovecot: master: Error: service(auth):
>> command
>> >> startup failed, throttling for 2 secs
>> >> Jan 24 16:02:07 postfix dovecot: auth: Fatal: master: service(auth):
>> >> child 10443 killed with signal 11 (core dumped)
>> >> Jan 24 16:02:07 postfix dovecot: director: Error: Auth server
>> >> disconnected unexpectedly
>> >>
>> >>
>> >> in strace:
>> >>
>> >> ioctl(3, FIONBIO, [1]) = 0
>> >> setsockopt(3, SOL_SOCKET, SO_OOBINLINE, [1], 4) = 0
>> >> select(4, [0 3], [], [3], {tv_sec=0, tv_usec=0}) = 0 (Timeout)
>> >> select(4, [0 3], [], [3], NULL) = 1 (in [3])
>> >> recvfrom(3, "* BYE Disconnected: Auth process"..., 8191, 0, NULL,
>> >> NULL) = 41
>> >> select(4, [0 3], [1], [3], {tv_sec=0, tv_usec=0}) = 2 (in [3], out
>> [1],
>> >> left {tv_sec=0, tv_usec=0})
>> >> write(1, "* BYE Disconnected: Auth process"..., 40* BYE Disconnected:
>> >> Auth process broken
>> >> ) = 40
>> >> recvfrom(3, "", 8151, 0, NULL, NULL) = 0
>> >> ......
>> >> ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0
>> >> ioctl(0, SNDCTL_TMR_STOP or TCSETSW, {B38400 opost isig icanon echo
>> >> ...}) = 0
>> >> ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0
>> >> ioctl(0, FIONBIO, [0]) = 0
>> >> ioctl(1, FIONBIO, [0]) = 0
>> >> write(2, "Connection closed by foreign hos"..., 35Connection
>> closed by
>> >> foreign host.
>> >> ) = 35
>> >> close(-1) = -1 EBADF (Bad file
>> descriptor)
>> >> exit_group(1) = ?
>> >> +++ exited with 1 +++
>> >>
>> >>
>> >>
>> >>
>> >> Second machine (backend with dovecot clinet) is old debian (8.11) and
>> >> 2.2.32 | ( and tested 2.2.36)
>> >>
>> >> telnet 10.0.0.24 143
>> >> Trying 10.0.0.24...
>> >> Connected to 10.0.0.24.
>> >> Escape character is '^]'.
>> >> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE
>> >> IDLE AUTH=PLAIN AUTH=LOGIN] Imap ready.
>> >>
>> >> and works fine
>> >>
>> >> In productions i have debian 8.11 and 9.x all workings fine (this
>> same
>> >> configurations etc)
>> >>
>> >> Where i found solutions etc ?
>> >>
>> >> On 23.01.2019 08:35, Aki Tuomi via dovecot wrote:
>> >>> Maybe you should try 2.2.36?
>> >>> Aki
>> >>> On 22.1.2019 16.47, Maciej Milaszewski IQ PL wrote:
>> >>>> Hi
>> >>>> I have little problem with debian10 and dovecot 2.2.33.2
>> >> >> ps -ax
>> >> >> 21815 ? S 0:00 dovecot/pop3-login director
>> >> >> 21816 ? S 0:00 dovecot/pop3-login director
>> >> >> 21817 ? S 0:00 dovecot/pop3-login director
>> >> >> 21818 ? S 0:00 dovecot/pop3-login director
>> >> >> 21819 ? S 0:00 dovecot/pop3-login director
>> >> >> 21821 ? S 0:00 dovecot/pop3-login director
>> >> >> 21822 ? S 0:00 dovecot/pop3-login director
>> >> >>
>> >> >> But if I testes via telnet like this:
>> >> >>
>> >> >> telnet 46.xxx.xxx.113 143
>> >> >> Trying 46.xxx.xxx.113...
>> >> >> Connected to 46.xxx.xxx.113.
>> >> >> Escape character is '^]'.
>> >> >> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID
>> ENABLE
>> >> >> IDLE STARTTLS AUTH=PLAIN AUTH=LOGIN] Imap ready.
>> >> >> ^]
>> >> >> telnet> q
>> >> >> Connection closed.
>> >> >>
>> >> >> and ps:
>> >> >> 21808 ? S 0:00 dovecot/imap-login
>> >> >>
>> >>
>> ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
>>
>> >>
>> >> >> 21826 ? S 0:00 dovecot/imap-login
>> >> >>
>> >>
>> ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
>>
>> >>
>> >> >>
>> >> >> strace:
>> >> >> strace -p 21808
>> >> >> strace: Process 21808 attached
>> >> >> gettimeofday({tv_sec=1548168193, tv_usec=419420}, NULL) = 0
>> >> >> epoll_wait(14,
>> >> >>
>> >> >> doveconf:
>> >> >> doveconf -n |head -n 4
>> >> >> # 2.2.33.2 (d6601f4ec): /etc/dovecot/dovecot.conf
>> >> >> # Pigeonhole version 0.4.8 (0c4ae064f307+)
>> >> >> # OS: Linux 4.19.0-1-amd64 x86_64 Debian buster/sid
>> >> >> auth_cache_negative_ttl = 5 mins
>> >> >>
>> >> >>
>> >> >>
>> >> >> Probably dovecot not closed correctly imap-login and this same for
>> >> >> imap-pop3. Any idea ?
>> >> >>
>> >> >>
>> >>
>> >
>>> ---
>>> Aki Tuomi
>
> ---
> Aki Tuomi
--
Maciej Miłaszewski
IQ PL Sp. z o.o.
Starszy Administrator Systemowy
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