[asterisk-bugs] [JIRA] (ASTERISK-24403) Crashed in strncasecmp from /lib/libc.so.6 - in __get_header at chan_sip.c

[Rusty Newton (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-24403?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=222932#comment-222932 ] 

Rusty Newton commented on ASTERISK-24403:
-----------------------------------------

Per the IRC conversation; adding a note here that a log [including DEBUG channel messages|https://wiki.asterisk.org/wiki/display/AST/Collecting+Debug+Information] would be very useful in investigating this further.

> Crashed in strncasecmp from /lib/libc.so.6 - in __get_header at chan_sip.c
> --------------------------------------------------------------------------
>
>                 Key: ASTERISK-24403
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-24403
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_sip/General
>    Affects Versions: 1.8.22.0
>         Environment: CentOS release 5.9 (Final)
>            Reporter: Eric H
>            Severity: Critical
>         Attachments: backtrace.txt, messagelog.txt
>
>
> [Edit by Rusty - giant chunk of inline debug removed per the guidelines.]
> {noformat}
> Program terminated with signal 11, Segmentation fault.
> <snip>
> (gdb) bt
> #0 0x00e2cfa7 in strncasecmp () from /lib/libc.so.6
> #1 0x06d80c17 in __get_header (req=0xab90c2a4, name=0x6e09e5c "Via", start=0xb7c6f750) at chan_sip.c:7763
> #2 0x06d8cc05 in copy_via_headers (p=0xab90ba40, req=0xb7c6fc90, orig=0xab90c2a4, field=0x6e09e5c "Via") at chan_sip.c:10425
> #3 0x06d8d74b in respprep (resp=0xb7c6fc90, p=0xab90ba40, msg=0x6e07d24 "183 Session Progress", req=0xab90c2a4) at chan_sip.c:10715
> #4 0x06d8eba8 in __transmit_response (p=0xab90ba40, msg=0x6e07d24 "183 Session Progress", req=0xab90c2a4, reliable=XMIT_UNRELIABLE) at chan_sip.c:10947
> #5 0x06d8f53d in transmit_response (p=0xab90ba40, msg=0x6e07d24 "183 Session Progress", req=0xab90c2a4) at chan_sip.c:11083
> <snip>
> {noformat}



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