[asterisk-bugs] [JIRA] (ASTERISK-25781) data race in res_stun_monitor

[Joshua Colp (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-25781?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joshua Colp updated ASTERISK-25781:
-----------------------------------

    Severity: Minor  (was: Major)

> data race in res_stun_monitor
> -----------------------------
>
>                 Key: ASTERISK-25781
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-25781
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>    Affects Versions: 13.7.2
>         Environment: [root at vm-asterisk04t asterisk]# git branch -v
> * master a394865 Merge "Resources/res_phoneprov: fix memory leak and heap-use-after-free"
>            Reporter: Badalian Vyacheslav
>            Severity: Minor
>
> {code}
> ==================
> WARNING: ThreadSanitizer: data race (pid=13561)
>   Write of size 1 at 0x7f30e8cbcc7c by thread T40 (mutexes: write M9755):
>     #0 stun_monitor_request /root/asterisk/res/res_stun_monitor.c:145 (res_stun_monitor.so+0x000000002646)
>     #1 ast_sched_runq /root/asterisk/main/sched.c:748 (asterisk+0x00000061019e)
>     #2 sched_run /root/asterisk/main/sched.c:160 (asterisk+0x00000060bc1a)
>     #3 dummy_start /root/asterisk/main/utils.c:1232 (asterisk+0x0000006b6674)
>     #4 <null> <null> (libtsan.so.0+0x000000023659)
>   Previous read of size 1 at 0x7f30e8cbcc7c by main thread:
>     [failed to restore the stack]
>   Location is global 'args' of size 96 at 0x7f30e8cbcc20 (res_stun_monitor.so+0x000000205c7c)
>   Mutex M9755 (0x7f30e8cbcc20) created at:
>     #0 pthread_mutex_init <null> (libtsan.so.0+0x000000028645)
>     #1 __ast_pthread_mutex_init /root/asterisk/main/lock.c:149 (asterisk+0x000000503c43)
>     #2 load_module /root/asterisk/res/res_stun_monitor.c:465 (res_stun_monitor.so+0x000000003b79)
>     #3 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
>     #4 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
>     #5 load_modules /root/asterisk/main/loader.c:1361 (asterisk+0x000000501aba)
>     #6 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
>     #7 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)
>   Thread T40 (tid=14082, running) created by main thread at:
>     #0 pthread_create <null> (libtsan.so.0+0x000000027b07)
>     #1 ast_pthread_create_stack /root/asterisk/main/utils.c:1285 (asterisk+0x0000006b6abd)
>     #2 ast_sched_start_thread /root/asterisk/main/sched.c:207 (asterisk+0x00000060c24b)
>     #3 stun_start_monitor /root/asterisk/res/res_stun_monitor.c:246 (res_stun_monitor.so+0x000000002cf1)
>     #4 __reload /root/asterisk/res/res_stun_monitor.c:436 (res_stun_monitor.so+0x000000003a47)
>     #5 load_module /root/asterisk/res/res_stun_monitor.c:467 (res_stun_monitor.so+0x000000003b99)
>     #6 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
>     #7 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
>     #8 load_modules /root/asterisk/main/loader.c:1361 (asterisk+0x000000501aba)
>     #9 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
>     #10 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)
> SUMMARY: ThreadSanitizer: data race /root/asterisk/res/res_stun_monitor.c:145 stun_monitor_request
> ==================
> {code}



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