[asterisk-bugs] [JIRA] (ASTERISK-28926) core dump trying to free null channel snapshot
Robert Sutton (JIRA)
noreply at issues.asterisk.org
Wed Jun 3 07:19:25 CDT 2020
[ https://issues.asterisk.org/jira/browse/ASTERISK-28926?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=251011#comment-251011 ]
Robert Sutton commented on ASTERISK-28926:
------------------------------------------
I've emailed the link to the core dump as requested.
> core dump trying to free null channel snapshot
> ----------------------------------------------
>
> Key: ASTERISK-28926
> URL: https://issues.asterisk.org/jira/browse/ASTERISK-28926
> Project: Asterisk
> Issue Type: Bug
> Security Level: None
> Components: Core/Stasis
> Affects Versions: 16.10.0
> Environment: ubuntu 16.04, docker, pjsip
> Reporter: Robert Sutton
> Assignee: Robert Sutton
>
> Asterisk core dumped.
> This is the first usable core dump I've got, but probably the second occurrence in about 5 days of running on a system with about 4000 calls a day.
> Here is the backtrace and the cli output immediately before the crash.
> {noformat}
> Core was generated by `/usr/sbin/asterisk -f -g -U asterisk -g -G shared -vvv'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x00000000005be436 in reset_field (p=0x0) at stringfields.c:83
> [Current thread is 1 (Thread 0x7f3721b83700 (LWP 22344))]
> #0 0x00000000005be436 in reset_field (p=0x0) at stringfields.c:83
> No locals.
> #1 0x00000000005be493 in __ast_string_field_free_memory (mgr=0x7f3778cee7e8, pool_head=0x7f3778cee728, cleanup_type=AST_STRINGFIELD_DESTROY, file=0x69fa59 "stasis_channels.c", lineno=226, func=0x6a0150 <__PRETTY_FUNCTION__.15295> "channel_snapshot_dtor") at stringfields.c:111
> idx = 18
> cur = 0x0
> preserve = 0x0
> __PRETTY_FUNCTION__ = "__ast_string_field_free_memory"
> #2 0x00000000005ab945 in channel_snapshot_dtor (obj=0x7f3778cee728) at stasis_channels.c:226
> __res__ = -1
> snapshot = 0x7f3778cee728
> __PRETTY_FUNCTION__ = "channel_snapshot_dtor"
> #3 0x0000000000462a41 in __ao2_ref (user_data=0x7f3778cee728, delta=-1, tag=0x6a0b81 "", file=0x6a0b70 "stasis_message.c", line=137, func=0x6a0bd0 <__PRETTY_FUNCTION__.9493> "stasis_message_dtor") at astobj2.c:614
> obj = 0x7f3778cee710
> obj_mutex = 0xa
> obj_rwlock = 0x1
> obj_lockobj = 0xe
> current_value = 0
> ret = 1
> weakproxy = 0x0
> lock_state = 0x0
> __PRETTY_FUNCTION__ = "__ao2_ref"
> #4 0x0000000000462d81 in __ao2_cleanup_debug (obj=0x7f3778cee728, tag=0x6a0b81 "", file=0x6a0b70 "stasis_message.c", line=137, function=0x6a0bd0 <__PRETTY_FUNCTION__.9493> "stasis_message_dtor") at astobj2.c:670
> No locals.
> #5 0x00000000005b3f59 in stasis_message_dtor (obj=0x7f37784b4a58) at stasis_message.c:137
> message = 0x7f37784b4a58
> __PRETTY_FUNCTION__ = "stasis_message_dtor"
> #6 0x0000000000462a41 in __ao2_ref (user_data=0x7f37784b4a58, delta=-1, tag=0x69f56f "", file=0x69f560 "stasis_cache.c", line=787, func=0x69f8c0 <__PRETTY_FUNCTION__.9773> "stasis_cache_update_dtor") at astobj2.c:614
> obj = 0x7f37784b4a40
> obj_mutex = 0x666fa0 <__PRETTY_FUNCTION__.8509>
> obj_rwlock = 0x666d3a
> obj_lockobj = 0xf10650
> current_value = 0
> ret = 1
> weakproxy = 0x0
> lock_state = 0x78a9b298 <error: Cannot access memory at address 0x78a9b298>
> __PRETTY_FUNCTION__ = "__ao2_ref"
> #7 0x0000000000462d81 in __ao2_cleanup_debug (obj=0x7f37784b4a58, tag=0x69f56f "", file=0x69f560 "stasis_cache.c", line=787, function=0x69f8c0 <__PRETTY_FUNCTION__.9773> "stasis_cache_update_dtor") at astobj2.c:670
> No locals.
> #8 0x00000000005aa255 in stasis_cache_update_dtor (obj=0x7f3778352f88) at stasis_cache.c:787
> update = 0x7f3778352f88
> __PRETTY_FUNCTION__ = "stasis_cache_update_dtor"
> #9 0x0000000000462a41 in __ao2_ref (user_data=0x7f3778352f88, delta=-1, tag=0x6a0b81 "", file=0x6a0b70 "stasis_message.c", line=137, func=0x6a0bd0 <__PRETTY_FUNCTION__.9493> "stasis_message_dtor") at astobj2.c:614
> obj = 0x7f3778352f70
> obj_mutex = 0x7f3710feeb80
> obj_rwlock = 0x0
> obj_lockobj = 0x666a62
> current_value = 0
> ret = 1
> weakproxy = 0x0
> lock_state = 0x6adc50 <__PRETTY_FUNCTION__.16256> "check_retire_linkedid"
> __PRETTY_FUNCTION__ = "__ao2_ref"
> #10 0x0000000000462d81 in __ao2_cleanup_debug (obj=0x7f3778352f88, tag=0x6a0b81 "", file=0x6a0b70 "stasis_message.c", line=137, function=0x6a0bd0 <__PRETTY_FUNCTION__.9493> "stasis_message_dtor") at astobj2.c:670
> No locals.
> #11 0x00000000005b3f59 in stasis_message_dtor (obj=0x7f3778275bc8) at stasis_message.c:137
> message = 0x7f3778275bc8
> __PRETTY_FUNCTION__ = "stasis_message_dtor"
> #12 0x0000000000462a41 in __ao2_ref (user_data=0x7f3778275bc8, delta=-1, tag=0x69dca9 "", file=0x69dca0 "stasis.c", line=1260, func=0x69e5f0 <__PRETTY_FUNCTION__.15985> "dispatch_exec_async") at astobj2.c:614
> obj = 0x7f3778275bb0
> obj_mutex = 0x5f994a <cel_snapshot_update_cb+186>
> obj_rwlock = 0x7f3778275bc8
> obj_lockobj = 0x7f3778275bc8
> current_value = 0
> ret = 1
> weakproxy = 0x0
> lock_state = 0x5f97fb <cel_channel_app_change+92> "\205\300u&H\213U\350H\213E\370A\271"
> __PRETTY_FUNCTION__ = "__ao2_ref"
> #13 0x0000000000462d81 in __ao2_cleanup_debug (obj=0x7f3778275bc8, tag=0x69dca9 "", file=0x69dca0 "stasis.c", line=1260, function=0x69e5f0 <__PRETTY_FUNCTION__.15985> "dispatch_exec_async") at astobj2.c:670
> No locals.
> #14 0x00000000005a0fa0 in dispatch_exec_async (local=0x7f3721b82d90) at stasis.c:1260
> sub = 0xf138a0
> message = 0x7f3778275bc8
> __PRETTY_FUNCTION__ = "dispatch_exec_async"
> #15 0x00000000005c5720 in ast_taskprocessor_execute (tps=0xf13a80) at taskprocessor.c:1235
> local = {local_data = 0xf138a0, data = 0x7f3778275bc8}
> t = 0x7f37789ff920
> size = 1
> __PRETTY_FUNCTION__ = "ast_taskprocessor_execute"
> #16 0x00000000005c2755 in default_tps_processing_function (data=0xf13a20) at taskprocessor.c:209
> listener = 0xf13a20
> tps = 0xf13a80
> pvt = 0xf139a0
> sem_value = 4550509
> res = 0
> __PRETTY_FUNCTION__ = "default_tps_processing_function"
> #17 0x00000000005d83b7 in dummy_start (data=0xf13b60) at utils.c:1249
> __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {0, 1758957914214798609, 0, 140730941917087, 139874765650368, 0, 1758957914189632785, -1871437870580984559}, __mask_was_saved = 0}}, __pad = {0x7f3721b82ef0, 0x0, 0x0, 0x0}}
> __cancel_routine = 0x456f72 <ast_unregister_thread>
> __cancel_arg = 0x7f3721b83700
> __not_first_call = 0
> ret = 0x0
> a = {start_routine = 0x5c26b0 <default_tps_processing_function>, data = 0xf13a20, name = 0xf13930 "default_tps_processing_function started at [ 226] taskprocessor.c default_listener_start()"}
> __PRETTY_FUNCTION__ = "dummy_start"
> #18 0x00007f37858cd6ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #19 0x00007f3784b6241d in clone () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> {noformat}
> {noformat}
> 2020-06-01T03:29:34.421805155Z -- PJSIP/156-00001c44 answered
> 2020-06-01T03:29:34.421899492Z -- Executing [activity-agi at noojee-activity:1] Set("PJSIP/156-00001c44", "AGIEXITONHANGUP=yes") in new stack
> 2020-06-01T03:29:34.421973608Z -- Executing [activity-agi at noojee-activity:2] AGI("PJSIP/156-00001c44", "agi://127.0.0.1/activityAgi") in new stack
> 2020-06-01T03:29:34.424289633Z -- Started music on hold, class 'default', on channel 'PJSIP/156-00001c44'
> 2020-06-01T03:29:34.427812487Z -- Stopped music on hold on PJSIP/156-00001c44
> 2020-06-01T03:29:34.437148571Z -- Channel PJSIP/trunk-00001c22 left 'simple_bridge' basic-bridge <0cafa268-e000-4f47-97b9-346d7d24b3b5>
> 2020-06-01T03:29:34.437999967Z == MixMonitor close filestream (mixed)
> 2020-06-01T03:29:34.458724354Z == Executing [curl 'http://127.0.0.1:8080/migrate?guid=1590982116181-39577&apiKey=xxxxxx']
> 2020-06-01T03:29:34.458747553Z -- Channel PJSIP/439-00001c28 left 'simple_bridge' basic-bridge <0cafa268-e000-4f47-97b9-346d7d24b3b5>
> 2020-06-01T03:29:34.464649163Z -- Manager 'njcontact' from 127.0.0.1, hanging up channel: PJSIP/439-00001c28
> 2020-06-01T03:29:34.465632969Z == Spawn extension (noojee-activity, activity-agi, 2) exited non-zero on 'PJSIP/439-00001c28'
> 2020-06-01T03:29:34.466225994Z == MixMonitor close filestream (mixed)
> 2020-06-01T03:29:34.478103254Z == Executing [curl 'http://127.0.0.1:8080/migrate?guid=1590982150337-57634&apiKey=xxxxxxx']
> 2020-06-01T03:29:34.501728181Z == Begin MixMonitor Recording PJSIP/trunk-00001c36
> 2020-06-01T03:29:34.501751500Z -- AGI Script Executing Application: (bridge) Options: (PJSIP/trunk-00001c36,x)
> 2020-06-01T03:29:34.503194668Z -- Stopped music on hold on PJSIP/trunk-00001c36
> 2020-06-01T03:29:34.503693399Z % Total % Received % Xferd Average Speed Time Time Time Current
> 2020-06-01T03:29:34.503825442Z Dload Upload Total Spent Left Speed
> 2020-06-01T03:29:34.506482069Z == Spawn extension (routesv2-inbound, 61xxxxxxx, 3) exited non-zero on 'Surrogate/PJSIP/trunk-00001c36'
> 2020-06-01T03:29:34.507290851Z -- Channel PJSIP/trunk-00001c36 joined 'simple_bridge' basic-bridge <b9deaef7-b11b-4b96-b7c0-965367873941>
> 2020-06-01T03:29:34.509225551Z -- Channel PJSIP/156-00001c44 joined 'simple_bridge' basic-bridge <b9deaef7-b11b-4b96-b7c0-965367873941>
> 2020-06-01T03:29:34.521695983Z == MixMonitor close filestream (mixed)
> 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 % Total % Received % Xferd Average Speed Time Time Time Current
> 2020-06-01T03:29:34.533300587Z Dload Upload Total Spent Left Speed
> 2020-06-01T03:29:34.538066243Z == Executing [curl 'http://127.0.0.1:8080//migrate?guid=1590982174482-69989&apiKey=key']
> 2020-06-01T03:29:34.575074690Z == Begin MixMonitor Recording PJSIP/trunk-00001c36
> 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 % Total % Received % Xferd Average Speed Time Time Time Current
> 2020-06-01T03:29:34.590945947Z Dload Upload Total Spent Left Speed
> 100 2 100 2 0 0 3 0 --:--:-- --:--:-- --:--:-- 3
> 100 2 100 2 0 0 3 0 --:--:-- --:--:-- --:--:-- 3
> 2020-06-01T03:29:35.036287693Z OKOK == End MixMonitor Recording PJSIP/trunk-00001c22
> 2020-06-01T03:29:35.037034104Z == End MixMonitor Recording PJSIP/trunk-00001c36
> 100 2 100 2 0 0 3 0 --:--:-- --:--:-- --:--:-- 3
> 2020-06-01T03:29:35.094448559Z OK == End MixMonitor Recording PJSIP/trunk-00001c36
> 2020-06-01T03:29:36.358127323Z -- AGI Script Executing Application: (StopPlayTones) Options: ()
> 2020-06-01T03:29:36.381212263Z -- AGI Script Executing Application: (StopMixMonitor) Options: ()
> 2020-06-01T03:29:36.447050513Z -- Called 203
> 2020-06-01T03:29:36.482589523Z -- AGI Script Executing Application: (StopMixMonitor) Options: ()
> 2020-06-01T03:29:36.482932885Z -- AGI Script Executing Application: (mixmonitor) Options: (/var/spool/asterisk/monitor/1590982170.9688-0448783681-0385086542-I-1.wav,,curl 'http://127.0.0.1:8080/migrate?guid=1590982176481-71198&apiKey=key')
> 2020-06-01T03:29:36.483176325Z == Begin MixMonitor Recording PJSIP/trunk-00001c43
> 2020-06-01T03:29:36.500968719Z -- Started music on hold, class 'queue', on channel 'PJSIP/trunk-00001c43'
> 2020-06-01T03:29:36.718278032Z -- PJSIP/203-00001c45 is ringing
> 2020-06-01T03:29:36.718913372Z -- PJSIP/203-00001c45 is ringing
> 2020-06-01T03:29:37.139635788Z -- PJSIP/204-00001c42 answered
> 2020-06-01T03:29:37.139671394Z -- Executing [activity-agi at noojee-activity:1] Set("PJSIP/204-00001c42", "AGIEXITONHANGUP=yes") in new stack
> 2020-06-01T03:29:37.140416679Z -- Executing [activity-agi at noojee-activity:2] AGI("PJSIP/204-00001c42", "agi://127.0.0.1/activityAgi") in new stack
> 2020-06-01T03:29:37.147429692Z == MixMonitor close filestream (mixed)
> 2020-06-01T03:29:37.162755901Z == Executing [curl 'http://127.0.0.1:8080/rest/recordingMigration/migrate?guid=1590982164163-64347&apiKey=xxxxx']
> 2020-06-01T03:29:37.189195159Z -- Stopped music on hold on PJSIP/trunk-00001c3b
> 2020-06-01T03:29:37.189217087Z == Spawn extension (routesv2-inbound, 61xxxxxxxxx, 3) exited non-zero on 'PJSIP/trunk-00001c3b'
> 2020-06-01T03:29:37.190307657Z [Jun 1 13:29:37] WARNING[2190]: app_mixmonitor.c:988 launch_monitor_thread: Unable to add 'MixMonitor' spy to channel 'PJSIP/trunk-00001c3b'
> 2020-06-01T03:29:37.191300323Z -- AGI Script Executing Application: (bridge) Options: (PJSIP/trunk-00001c3b,x)
> 2020-06-01T03:29:37.192167730Z *** Error in `/usr/sbin/asterisk': munmap_chunk(): invalid pointer: 0x00007f3778cee7d0 ***
> 2020-06-01T03:29:37.211586771Z % Total % Received % Xferd Average Speed Time Time Time Current
> 2020-06-01T03:29:37.211612013Z Dload Upload Total Spent Left Speed
> 100 2 100 2 0 0 3 0 --:--:-- --:--:-- --:--:-- 3
> 2020-06-01T03:29:39.252571941Z OK2020-06-01T03:29:40.153796408Z Asterisk 16.10.0, Copyright (C) 1999 - 2018, Digium, Inc. and others.
> 2020-06-01T03:29:40.153838211Z Created by Mark Spencer <markster at digium.com>
> 2020-06-01T03:29:40.153847253Z Asterisk comes with ABSOLUTELY NO WARRANTY; type 'core show warranty' for details.
> 2020-06-01T03:29:40.153855036Z This is free software, with components licensed under the GNU General Public
> 2020-06-01T03:29:40.153862849Z License version 2 and other licenses; you are welcome to redistribute it under
> 2020-06-01T03:29:40.153870603Z certain conditions. Type 'core show license' for details.
> 2020-06-01T03:29:40.153878195Z =========================================================================
> {noformat}
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