[asterisk-bugs] [JIRA] (ASTERISK-30383) Asterisk crashes on snoop channel handle

[sungtae kim (JIRA)]

sungtae kim created ASTERISK-30383:
--------------------------------------

             Summary: Asterisk crashes on snoop channel handle
                 Key: ASTERISK-30383
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-30383
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: Resources/res_stasis_snoop
    Affects Versions: 18.11.3
            Reporter: sungtae kim


The asterisk crashed when it hangs up the snoop channel.

{noformat}
Core was generated by `/usr/sbin/asterisk -nfpgvvvvvv'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  ast_str_case_hash (str=0x15c <error: Cannot access memory at address 0x15c>) at /tmp/asterisk-18.11.3/include/asterisk/strings.h:1283
1283	/tmp/asterisk-18.11.3/include/asterisk/strings.h: No such file or directory.
[Current thread is 1 (Thread 0x7f3b8c251700 (LWP 90934))]
(gdb) bt
#0  ast_str_case_hash (str=0x15c <error: Cannot access memory at address 0x15c>) at /tmp/asterisk-18.11.3/include/asterisk/strings.h:1283
#1  channel_snapshot_uniqueid_hash_cb (obj=0x15c, flags=<optimized out>) at stasis_channels.c:211
#2  0x000055865fb65280 in hash_ao2_find_first (self=0x5586612ed878, flags=OBJ_SEARCH_KEY, arg=0x15c, state=0x7f3b8c24e860) at astobj2_hash.c:363
#3  0x000055865fb62e3f in internal_ao2_traverse (self=0x5586612ed878, flags=flags at entry=OBJ_SEARCH_KEY, cb_fn=<optimized out>, arg=0x15c, tag=tag at entry=0x0,
    file=file at entry=0x55865fd6dd35 "stasis_channels.c", line=907, func=0x55865fd6e6a0 <__PRETTY_FUNCTION__.20> "ast_channel_snapshot_get_latest", type=AO2_CALLBACK_DEFAULT, data=0x0)
    at astobj2_container.c:318
#4  0x000055865fb63406 in __ao2_callback (func=0x55865fd6e6a0 <__PRETTY_FUNCTION__.20> "ast_channel_snapshot_get_latest", line=907, file=0x55865fd6dd35 "stasis_channels.c", tag=0x0, arg=<optimized out>,
    cb_fn=<optimized out>, flags=OBJ_SEARCH_KEY, c=<optimized out>) at astobj2_container.c:414
#5  __ao2_find (c=<optimized out>, arg=<optimized out>, flags=flags at entry=OBJ_SEARCH_KEY, tag=tag at entry=0x0, file=file at entry=0x55865fd6dd35 "stasis_channels.c", line=line at entry=907,
    func=0x55865fd6e6a0 <__PRETTY_FUNCTION__.20> "ast_channel_snapshot_get_latest") at astobj2_container.c:437
#6  0x000055865fc8623f in ast_channel_snapshot_get_latest (uniqueid=<optimized out>) at stasis_channels.c:907
#7  0x00007f3c16795905 in publish_chanspy_message (snoop=0x7f3bf402ef18, start=<optimized out>) at res_stasis_snoop.c:138
#8  0x00007f3c16795a7c in snoop_hangup (chan=0x7f3bf417ed90) at res_stasis_snoop.c:228
#9  0x000055865fb9edaa in ast_hangup (chan=0x7f3bf417ed90) at channel.c:2612
#10 0x00007f3c1679631c in stasis_app_control_snoop (chan=chan at entry=0x7f3c102e9b50, spy=spy at entry=STASIS_SNOOP_DIRECTION_OUT, whisper=whisper at entry=STASIS_SNOOP_DIRECTION_NONE,
    app=app at entry=0x7f3bf411a2a0 "sdp", app_args=app_args at entry=0x7f3bf40e15e0 "context=record-out,organization_id=9f597df4-fb37-11e9-9992-d6e2ab7d83d2",
    snoop_id=snoop_id at entry=0x7f3bf417be38 "a1e135cc-a5d2-4589-9e56-a4da680deffb") at res_stasis_snoop.c:423
#11 0x00007f3c149edb97 in ari_channels_handle_snoop_channel (args_channel_id=<optimized out>, args_spy=<optimized out>, args_whisper=<optimized out>, args_app=0x7f3bf411a2a0 "sdp",
    args_app_args=0x7f3bf40e15e0 "context=record-out,organization_id=9f597df4-fb37-11e9-9992-d6e2ab7d83d2", args_snoop_id=0x7f3bf417be38 "a1e135cc-a5d2-4589-9e56-a4da680deffb", response=0x7f3b8c24ecf0)
    at ari/resource_channels.c:1638
#12 0x00007f3c149f0ef8 in ast_ari_channels_snoop_channel_with_id (headers=headers at entry=0x7f3bf4065a20, args=args at entry=0x7f3b8c24eb30, response=response at entry=0x7f3b8c24ecf0)
    at ari/resource_channels.c:1669
#13 0x00007f3c149ecfe2 in ast_ari_channels_snoop_channel_with_id_cb (ser=<optimized out>, get_params=<optimized out>, path_vars=<optimized out>, headers=0x7f3bf4065a20, body=<optimized out>,
    response=0x7f3b8c24ecf0) at res_ari_channels.c:2689
#14 0x00007f3c1673bdb0 in ast_ari_invoke (ser=ser at entry=0x7f3bb0225840, uri=uri at entry=0x7f3b8c24edaa "channels/1671057152.157492/snoop/a1e135cc-a5d2-4589-9e56-a4da680deffb",
    method=method at entry=AST_HTTP_POST, get_params=get_params at entry=0x0, headers=headers at entry=0x7f3bf4065a20, body=body at entry=0x7f3bf40ad510, response=0x7f3b8c24ecf0) at res_ari.c:587
#15 0x00007f3c1673d3c5 in ast_ari_callback (ser=0x7f3bb0225840, urih=0x7f3c16746460 <http_uri>, uri=0x7f3b8c24edaa "channels/1671057152.157492/snoop/a1e135cc-a5d2-4589-9e56-a4da680deffb",
    method=AST_HTTP_POST, get_params=0x0, headers=0x7f3bf4065a20) at res_ari.c:1058
#16 0x000055865fcf23b1 in handle_uri (headers=0x7f3bf4065a20, method=AST_HTTP_POST, uri=0x7f3b8c24edaa "channels/1671057152.157492/snoop/a1e135cc-a5d2-4589-9e56-a4da680deffb", ser=0x7f3bb0225840)
    at http.c:1490
#17 httpd_process_request (ser=ser at entry=0x7f3bb0225840) at http.c:1931
#18 0x000055865fcf296e in httpd_helper_thread (data=0x7f3bb0225840) at http.c:1994
#19 0x000055865fcab89d in dummy_start (data=<optimized out>) at utils.c:1574
#20 0x00007f3c195b7ea7 in start_thread (arg=<optimized out>) at pthread_create.c:477
#21 0x00007f3c1933ea2f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
{noformat}



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