[asterisk-dev] Deadlock GIT 13

[Ross Beer]

Hi Mark,


It does indeed, the patch has just been committed so I will check out the latest from git.


Thank you for your swift reply.


Kind regards,


Ross


________________________________
From: asterisk-dev-bounces at lists.digium.com <asterisk-dev-bounces at lists.digium.com> on behalf of Mark Michelson <mmichelson at digium.com>
Sent: 08 February 2017 17:55
To: Asterisk Developers Mailing List
Subject: Re: [asterisk-dev] Deadlock GIT 13

On 02/08/2017 11:26 AM, Ross Beer wrote:

Hi,


I'm getting a deadlock every so often with asterisk 13 GIT. There are a lot of low level locks:


#0  0x00007f64ca6f052d in nanosleep () from /lib64/libc.so.6
[Current thread is 1 (Thread 0x7f64cdcc9700 (LWP 20745))]
#0  0x00007f64ca6f052d in nanosleep () at /lib64/libc.so.6
#1  0x00007f64ca6f03c4 in sleep () at /lib64/libc.so.6
#2  0x00000000004fc844 in db_sync_thread (data=0x0) at db.c:980
        __PRETTY_FUNCTION__ = "db_sync_thread"
#3  0x000000000060401e in dummy_start (data=0x1e04440) at utils.c:1235
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {0, -361566044794415684, 140733401961727, 140070926194432, 507904, 0, -361566044802804292, 302566635355346364}, __mask_was_saved = 0}}, __pad = {0x7f64cdcc8df0, 0x0, 0x0, 0x0}}
        __cancel_routine = 0x452814 <ast_unregister_thread>
        __cancel_arg = 0x7f64cdcc9700
        __not_first_call = 0
        ret = 0x7f64cdcc8df0
        a = {start_routine = 0x4fc765 <db_sync_thread>, data = 0x0, name = 0x1e055b0 "db_sync_thread       started at [ 1022] db.c astdb_init()"}
#4  0x00007f64cb3ee61a in start_thread (arg=0x7f64cdcc9700) at pthread_create.c:334
        __res = <optimized out>
        pd = 0x7f64cdcc9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140070926194432, 302565808931837372, 140733401961727, 140070926194432, 507904, 0, -361566044792318532, -361562863565433412}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
#5  0x00007f64ca72a5fd in clone () at /lib64/libc.so.6


Should an issue be created on Jira?


Regards,


Ross

Hi Ross,

This may be the same issue that George discovered earlier today while doing some testing. If you apply the code change on this review https://gerrit.asterisk.org/#/c/4902/ , do you still see the issue?
Gerrit Code Review<https://gerrit.asterisk.org/#/c/4902/>
gerrit.asterisk.org
gerrit.asterisk.org runs on a server provided by Digium, Inc. and uses bandwidth donated to the open source Asterisk community by API Digital Communications in ...




Mark Michelson
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