[asterisk-bugs] [JIRA] (ASTERISK-24576) SLA calls causing segfault in Channel.c

[Ruhul Quddus (JIRA)]

Ruhul Quddus created ASTERISK-24576:
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             Summary: SLA calls causing segfault in Channel.c
                 Key: ASTERISK-24576
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-24576
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: Applications/app_meetme
    Affects Versions: 1.8.30.0
         Environment: CentOS 6.6 x64
            Reporter: Ruhul Quddus
            Severity: Critical


Handling SLA calls seems to cause a crash. This is rare and happened twice in last two years. Previous incident happened in Asterisk 1.8.6.0.

Here's the trace-

#0 __ast_answer (chan=0x0) at channel.c:2987
#1 ast_answer (chan=0x0) at channel.c:3088
#2 0x00007f792cf77538 in answer_trunk_chan (data=<value optimized out>) at app_meetme.c:5587
#3 sla_handle_dial_state_event (data=<value optimized out>) at app_meetme.c:5799
#4 sla_thread (data=<value optimized out>) at app_meetme.c:6344
#5 0x0000000000546cbb in dummy_start (data=<value optimized out>) at utils.c:1151
#6 0x00007f796e7fb9d1 in start_thread () from /lib64/libpthread.so.0
#7 0x00007f796f4ea86d in clone () from /lib64/libc.so.6



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