[sr-dev] [SR-Users] Info: initialization of libssl 1.1.+ with PTHREAD_PROCESS_SHARED attribute for pthread mutex and rwlock
Andrew Chen
achen at fuze.com
Wed Sep 18 21:12:31 CEST 2019
Hi Henning,
I'm running 5.2.4. Will this deb package work?
On Wed, Sep 18, 2019 at 2:39 PM Andrew Chen <achen at fuze.com> wrote:
> Thanks Henning
>
> On Wed, Sep 18, 2019 at 2:13 PM Henning Westerholt <hw at skalatan.de> wrote:
>
>> Hello Andrew,
>>
>> strange - it should be there, as it is available on deb.kamailio.org.
>>
>> Here e.g. the one for 64bit stretch:
>>
>>
>> https://deb.kamailio.org/kamailiodev-nightly/pool/main/k/kamailio/kamailio-dbg_5.3.0~pre1%2B0~20190918005413.1490%2Bstretch_amd64.deb
>>
>> Cheers,
>>
>> Henning
>> Am 18.09.19 um 18:52 schrieb Andrew Chen:
>>
>> I don't see one for debug:
>>
>> root at ashintgkama51:~ # apt-cache search kamailio
>>
>> resource-agents - Cluster Resource Agents
>>
>> kamailio - very fast, dynamic and configurable SIP server
>>
>> kamailio-autheph-modules - authentication using ephemeral credentials for
>> the Kamailio SIP server
>>
>> kamailio-berkeley-bin - Berkeley database module for Kamailio - helper
>> program
>>
>> kamailio-berkeley-modules - Berkeley database module for the Kamailio SIP
>> server
>>
>> kamailio-carrierroute-modules - carrierroute module for the Kamailio SIP
>> server
>>
>> kamailio-cnxcc-modules - cnxcc modules for the Kamailio SIP server
>>
>> kamailio-cpl-modules - CPL module (CPL interpreter engine) for the
>> Kamailio SIP server
>>
>> kamailio-erlang-modules - Erlang modules for the Kamailio SIP server
>>
>> kamailio-geoip-modules - geoip module for the Kamailio SIP Server
>>
>> kamailio-geoip2-modules - geoip2 module for the Kamailio SIP Server
>>
>> kamailio-ims-modules - IMS module for the Kamailio SIP server
>>
>> kamailio-json-modules - Json parser and Json-RPC modules for the Kamailio
>> SIP server
>>
>> On Wed, Sep 18, 2019 at 11:26 AM Daniel-Constantin Mierla <
>> miconda at gmail.com> wrote:
>>
>>> You have to install the debug symbols package, otherwise the backtrace
>>> doesn't show any useful information. It just require to install that
>>> package and then get again the backtraces. The package name should be
>>> kamailio-dbg.
>>>
>>> Cheers,
>>> Daniel
>>> On 18.09.19 16:37, Andrew Chen wrote:
>>>
>>> Sorry..forgot bt full output
>>>
>>> (gdb) bt full
>>>
>>> #0 0x0000562fcc3544c0 in ?? ()
>>>
>>> No symbol table info available.
>>>
>>> #1 0x0000562fcc354632 in ?? ()
>>>
>>> No symbol table info available.
>>>
>>> #2 0x0000562fcc354974 in local_timer_run ()
>>>
>>> No symbol table info available.
>>>
>>> #3 0x0000562fcc3fb256 in ?? ()
>>>
>>> No symbol table info available.
>>>
>>> #4 0x0000562fcc3fb64c in tcp_receive_loop ()
>>>
>>> No symbol table info available.
>>>
>>> #5 0x0000562fcc2acf52 in tcp_init_children ()
>>>
>>> No symbol table info available.
>>>
>>> #6 0x0000562fcc1ad94a in main_loop ()
>>>
>>> No symbol table info available.
>>>
>>> #7 0x0000562fcc1b4a7b in main ()
>>>
>>> No symbol table info available.
>>>
>>> (gdb)
>>>
>>> On Wed, Sep 18, 2019 at 10:35 AM Andrew Chen <achen at fuze.com> wrote:
>>>
>>>> backtrace output:
>>>>
>>>>
>>>> (gdb) bt
>>>>
>>>> #0 0x0000562fcc3544c0 in ?? ()
>>>>
>>>> #1 0x0000562fcc354632 in ?? ()
>>>>
>>>> #2 0x0000562fcc354974 in local_timer_run ()
>>>>
>>>> #3 0x0000562fcc3fb256 in ?? ()
>>>>
>>>> #4 0x0000562fcc3fb64c in tcp_receive_loop ()
>>>>
>>>> #5 0x0000562fcc2acf52 in tcp_init_children ()
>>>>
>>>> #6 0x0000562fcc1ad94a in main_loop ()
>>>>
>>>> #7 0x0000562fcc1b4a7b in main ()
>>>>
>>>> (gdb)
>>>>
>>>>
>>>>
>>>>
>>>> On Wed, Sep 18, 2019 at 10:01 AM Andrew Chen <achen at fuze.com> wrote:
>>>>
>>>>> I'll look for the core.
>>>>>
>>>>> As part of our release process, I don't think we can release master
>>>>> branch of Kamailio.
>>>>>
>>>>> On Wed, Sep 18, 2019 at 9:54 AM Daniel-Constantin Mierla <
>>>>> miconda at gmail.com> wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> did you get core files? If yes, it would be good to see the gdb
>>>>>> bracktraces.
>>>>>>
>>>>>> Have you used the pre-loaded library workaround?
>>>>>>
>>>>>> The code was not backported to branch 5.2 yet, I wanted to wait a bit
>>>>>> and see if there are reports with good/bad results. If you want to use it,
>>>>>> then you have to install nightly builds from master branch (development
>>>>>> version, should be 5.3.0-pre1 at this moment).
>>>>>>
>>>>>> Cheers,
>>>>>> Daniel
>>>>>> On 18.09.19 15:26, Andrew Chen wrote:
>>>>>>
>>>>>> Hi Daniel,
>>>>>> Which apt repository can we get this workaround? Today I noticed
>>>>>> our Kamailio 5.2.4 cored during one of our load test sessions:
>>>>>>
>>>>>> Wed Sep 18 09:31:14 2019] kamailio[26997]: segfault at 7f8501366000
>>>>>> ip 00007f8501e58585 sp 00007fffd5c84248 error 4 in
>>>>>> libcrypto.so.1.1[7f8501dd4000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:12:29 2019] kamailio[27110]: segfault at 7f1a8eea1000
>>>>>> ip 00007f1a8f993585 sp 00007ffddc8848c8 error 4 in
>>>>>> libcrypto.so.1.1[7f1a8f90f000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:12:43 2019] kamailio[11060]: segfault at 20 ip
>>>>>> 00007f0a85dac128 sp 00007fff6847aad0 error 4 in
>>>>>> libcrypto.so.1.1[7f0a85c40000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:12:44 2019] kamailio[11059]: segfault at f0 ip
>>>>>> 00007f0a85cc43ea sp 00007fff6847a9e8 error 4 in
>>>>>> libcrypto.so.1.1[7f0a85c40000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:13:02 2019] kamailio[11187]: segfault at 7f75e06c8000
>>>>>> ip 00007f75e11ba585 sp 00007ffe29b47c88 error 4 in
>>>>>> libcrypto.so.1.1[7f75e1136000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:13:17 2019] kamailio[11445]: segfault at 7f0f3743f000
>>>>>> ip 00007f0f37f31585 sp 00007ffde54daa38 error 4 in
>>>>>> libcrypto.so.1.1[7f0f37ead000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:13:36 2019] kamailio[11644]: segfault at 7f804309c000
>>>>>> ip 00007f8043b8e585 sp 00007ffe89fe8228 error 4 in
>>>>>> libcrypto.so.1.1[7f8043b0a000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:13:52 2019] kamailio[11799]: segfault at 7ff59c7e2000
>>>>>> ip 00007ff59d2d4585 sp 00007ffd69d76bb8 error 4 in
>>>>>> libcrypto.so.1.1[7ff59d250000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 10:13:52 2019] kamailio[11792]: segfault at 7ff59c7e2000
>>>>>> ip 00007ff59d2d4585 sp 00007ffd69d76bb8 error 4 in
>>>>>> libcrypto.so.1.1[7ff59d250000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:48:01 2019] kamailio[12066]: segfault at 7f22dca6d000
>>>>>> ip 00007f22dd55f585 sp 00007fffbc766ab8 error 4 in
>>>>>> libcrypto.so.1.1[7f22dd4db000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:48:14 2019] kamailio[16344]: segfault at 7f7cca42d000
>>>>>> ip 00007f7ccaf1f585 sp 00007ffe99f16108 error 4 in
>>>>>> libcrypto.so.1.1[7f7ccae9b000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:48:32 2019] kamailio[16708]: segfault at 7fb309141000
>>>>>> ip 00007fb309c33585 sp 00007ffd07a5f3c8 error 4 in
>>>>>> libcrypto.so.1.1[7fb309baf000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:48:49 2019] kamailio[16824]: segfault at f0 ip
>>>>>> 00007fc59095b3ea sp 00007ffe58a490b8 error 4 in
>>>>>> libcrypto.so.1.1[7fc5908d7000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:04 2019] kamailio[16956]: segfault at 7fcc22e58000
>>>>>> ip 00007fcc2394a585 sp 00007fffa9c52258 error 4 in
>>>>>> libcrypto.so.1.1[7fcc238c6000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:04 2019] kamailio[16945]: segfault at f0 ip
>>>>>> 00007fcc2394a3ea sp 00007fffa9c52128 error 4 in
>>>>>> libcrypto.so.1.1[7fcc238c6000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:16 2019] kamailio[17244]: segfault at 7f586ed20000
>>>>>> ip 00007f586f812585 sp 00007ffeae1adcd8 error 4 in
>>>>>> libcrypto.so.1.1[7f586f78e000+29b000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17431]: segfault at 8 ip
>>>>>> 0000562fcc44c5d5 sp 00007ffe825c9dd0 error 4 in
>>>>>> kamailio[562fcc17c000+4a2000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17386]: segfault at 10 ip
>>>>>> 00007f96c3735c3e sp 00007ffe825ca270 error 4 in
>>>>>> dialog.so[7f96c36d6000+be000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17423]: segfault at 0 ip
>>>>>> 0000562fcc3544c0 sp 00007ffe825ca1f0 error 6 in
>>>>>> kamailio[562fcc17c000+4a2000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17378]: segfault at 0 ip
>>>>>> 00007f96c5dd099f sp 00007ffe825c98e0 error 4 in tm.so[7f96c5da5000+13f000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17417]: segfault at 0 ip
>>>>>> 0000562fcc3544c0 sp 00007ffe825ca1f0 error 6 in
>>>>>> kamailio[562fcc17c000+4a2000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17416]: segfault at 0 ip
>>>>>> 0000562fcc3544c0 sp 00007ffe825ca1f0 error 6 in
>>>>>> kamailio[562fcc17c000+4a2000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17380]: segfault at 0 ip
>>>>>> 00007f96c5dd099f sp 00007ffe825c98e0 error 4 in tm.so[7f96c5da5000+13f000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:33 2019] kamailio[17381]: segfault at 0 ip
>>>>>> 00007f96c5dd099f sp 00007ffe825c98e0 error 4 in tm.so[7f96c5da5000+13f000]
>>>>>>
>>>>>> [Wed Sep 18 12:49:34 2019] kamailio[17387]: segfault at 8 ip
>>>>>> 0000562fcc25d1f3 sp 00007ffe825ca370 error 6 in
>>>>>> kamailio[562fcc17c000+4a2000]
>>>>>>
>>>>>>
>>>>>> and I was wondering if this core is related.
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>>
>>>>>> On Fri, Sep 13, 2019 at 5:18 PM Alex Balashov <
>>>>>> abalashov at evaristesys.com> wrote:
>>>>>>
>>>>>>> Hi Daniel,
>>>>>>>
>>>>>>> Thanks a lot for this work; it's definitely important that Kamailio
>>>>>>> build against OpenSSL v1.1, and I'll be happy to contribute some
>>>>>>> testing
>>>>>>> in a live environment in the coming weeks. Much appreciated.
>>>>>>>
>>>>>>> Have a good weekend,
>>>>>>>
>>>>>>> -- Alex
>>>>>>>
>>>>>>> On Fri, Sep 13, 2019 at 01:34:12PM +0200, Daniel-Constantin Mierla
>>>>>>> wrote:
>>>>>>>
>>>>>>> > Hello,
>>>>>>> > after couple of months waiting for feedback about the workaround
>>>>>>> with the
>>>>>>> > preloaded shared library to set the PTHREAD_PROCESS_SHARED
>>>>>>> attribute for
>>>>>>> > pthread mutex/rwlock in order to avoid deadlocks and as it seems
>>>>>>> to be the
>>>>>>> > solution, I just pushed a few commits to move that code in the
>>>>>>> core of
>>>>>>> > kamailio.
>>>>>>> >
>>>>>>> > It this way the initialization with the PTHREAD_PROCESS_SHARED
>>>>>>> attribute is
>>>>>>> > done by default when libssl v1.1 is detected at compile time,
>>>>>>> without the
>>>>>>> > need of using the approach with a preloaded library.
>>>>>>> >
>>>>>>> > The shared library is still kept in the tls module:
>>>>>>> > *
>>>>>>> >
>>>>>>> https://github.com/kamailio/kamailio/tree/master/src/modules/tls/utils/openssl_mutex_shared
>>>>>>> >
>>>>>>> > Probably is going to be removed in the near future.
>>>>>>> >
>>>>>>> > I am asking the community members that use Kamailio on systems
>>>>>>> with libssl
>>>>>>> > v1.1+ to test the master branch and give feedback. The master
>>>>>>> branch is
>>>>>>> > anyhow in testing phase for preparing the next major release
>>>>>>> v5.3.0, so it
>>>>>>> > will help for that as well.
>>>>>>> >
>>>>>>> > If no issue is going to be reported soon, the commits will be
>>>>>>> backported to
>>>>>>> > stable branches, to re-enable smooth use of Kamailio with libssl
>>>>>>> v1.1+.
>>>>>>> >
>>>>>>> > When libssl v1.1+ is detected, the core links with pthread, but
>>>>>>> that was
>>>>>>> > already present in the Makefiles.defs for different compile
>>>>>>> options. The
>>>>>>> > pthread more or less a default library on linuxes/unixes, so this
>>>>>>> should
>>>>>>> > not introduce any major dependency to the Kamailio core.
>>>>>>> >
>>>>>>> > Cheers,
>>>>>>> > Daniel
>>>>>>> >
>>>>>>> > --
>>>>>>> > Daniel-Constantin Mierla - http://www.asipto.com
>>>>>>> > http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>>>>>>
>>>>>>> > _______________________________________________
>>>>>>> > Kamailio (SER) - Users Mailing List
>>>>>>> > sr-users at lists.kamailio.org
>>>>>>> > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Alex Balashov | Principal | Evariste Systems LLC
>>>>>>>
>>>>>>> Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
>>>>>>> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Kamailio (SER) - Users Mailing List
>>>>>>> sr-users at lists.kamailio.org
>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Andy Chen
>>>>>> Sr. Telephony Lead Engineer
>>>>>> 415 516 5535 (M)
>>>>>> achen@ <achen at thinkingphones.com>fuze.com
>>>>>>
>>>>>>
>>>>>> *Confidentiality Notice: The information contained in this e-mail and
>>>>>> any
>>>>>> attachments may be confidential. If you are not an intended
>>>>>> recipient, you
>>>>>> are hereby notified that any dissemination, distribution or copying
>>>>>> of this
>>>>>> e-mail is strictly prohibited. If you have received this e-mail in
>>>>>> error,
>>>>>> please notify the sender and permanently delete the e-mail and any
>>>>>> attachments immediately. You should not retain, copy or use this
>>>>>> e-mail or
>>>>>> any attachment for any purpose, nor disclose all or any part of the
>>>>>> contents to any other person. Thank you.*
>>>>>>
>>>>>> _______________________________________________
>>>>>> Kamailio (SER) - Users Mailing Listsr-users at lists.kamailio.orghttps://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>
>>>>>> --
>>>>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>>>>> Kamailio Advanced Training, Oct 21-23, 2019, Berlin, Germany -- https://asipto.com/u/kat
>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>> Andy Chen
>>>>> Sr. Telephony Lead Engineer
>>>>> 415 516 5535 (M)
>>>>> achen@ <achen at thinkingphones.com>fuze.com
>>>>>
>>>>>
>>>>
>>>> --
>>>> Andy Chen
>>>> Sr. Telephony Lead Engineer
>>>> 415 516 5535 (M)
>>>> achen@ <achen at thinkingphones.com>fuze.com
>>>>
>>>>
>>>
>>> --
>>> Andy Chen
>>> Sr. Telephony Lead Engineer
>>> 415 516 5535 (M)
>>> achen@ <achen at thinkingphones.com>fuze.com
>>>
>>>
>>> *Confidentiality Notice: The information contained in this e-mail and any
>>> attachments may be confidential. If you are not an intended recipient,
>>> you
>>> are hereby notified that any dissemination, distribution or copying of
>>> this
>>> e-mail is strictly prohibited. If you have received this e-mail in error,
>>> please notify the sender and permanently delete the e-mail and any
>>> attachments immediately. You should not retain, copy or use this e-mail
>>> or
>>> any attachment for any purpose, nor disclose all or any part of the
>>> contents to any other person. Thank you.*
>>>
>>> --
>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>> Kamailio Advanced Training, Oct 21-23, 2019, Berlin, Germany -- https://asipto.com/u/kat
>>>
>>>
>>
>> --
>> Andy Chen
>> Sr. Telephony Lead Engineer
>> 415 516 5535 (M)
>> achen@ <achen at thinkingphones.com>fuze.com
>>
>>
>> *Confidentiality Notice: The information contained in this e-mail and any
>> attachments may be confidential. If you are not an intended recipient, you
>> are hereby notified that any dissemination, distribution or copying of
>> this
>> e-mail is strictly prohibited. If you have received this e-mail in error,
>> please notify the sender and permanently delete the e-mail and any
>> attachments immediately. You should not retain, copy or use this e-mail or
>> any attachment for any purpose, nor disclose all or any part of the
>> contents to any other person. Thank you.*
>>
>> _______________________________________________
>> Kamailio (SER) - Users Mailing Listsr-users at lists.kamailio.orghttps://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>
>> --
>> Kamailio Merchandising - https://skalatan.de/merchandising/
>> Kamailio services - https://skalatan.de/services
>> Henning Westerholt - https://skalatan.de/blog/
>>
>>
>
> --
> Andy Chen
> Sr. Telephony Lead Engineer
> 415 516 5535 (M)
> achen@ <achen at thinkingphones.com>fuze.com
>
>
--
Andy Chen
Sr. Telephony Lead Engineer
415 516 5535 (M)
achen@ <achen at thinkingphones.com>fuze.com
--
*Confidentiality Notice: The information contained in this e-mail and any
attachments may be confidential. If you are not an intended recipient, you
are hereby notified that any dissemination, distribution or copying of this
e-mail is strictly prohibited. If you have received this e-mail in error,
please notify the sender and permanently delete the e-mail and any
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contents to any other person. Thank you.*
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