<p dir="ltr">Is there a possibility for me to receive the core file and the binaries? (Syslog-ng plus dependent libs)</p>
<p dir="ltr">This seems to be some kind of dns cache corruption, which is difficult to diagnose without those.</p>
<p dir="ltr">Bazsi</p>
<div class="gmail_extra"><br><div class="gmail_quote">On Sep 22, 2016 3:29 PM, "Claus Albøge" <<a href="mailto:ca@tdchosting.dk">ca@tdchosting.dk</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
# gdb --args /usr/sbin/syslog-ng -F -p /var/run/syslogd.pid<br>
GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-80.el7<br>
Copyright (C) 2013 Free Software Foundation, Inc.<br>
License GPLv3+: GNU GPL version 3 or later <<a href="http://gnu.org/licenses/gpl.html" rel="noreferrer" target="_blank">http://gnu.org/licenses/gpl.<wbr>html</a>><br>
This is free software: you are free to change and redistribute it.<br>
There is NO WARRANTY, to the extent permitted by law. Type "show copying"<br>
and "show warranty" for details.<br>
This GDB was configured as "x86_64-redhat-linux-gnu".<br>
For bug reporting instructions, please see:<br>
<<a href="http://www.gnu.org/software/gdb/bugs/" rel="noreferrer" target="_blank">http://www.gnu.org/software/<wbr>gdb/bugs/</a>>...<br>
Reading symbols from /usr/sbin/syslog-ng...Reading symbols from /usr/lib/debug/usr/sbin/<wbr>syslog-ng.debug...done.<br>
done.<br>
(gdb) set pagination off<br>
(gdb) run<br>
Starting program: /usr/sbin/syslog-ng -F -p /var/run/syslogd.pid<br>
[Thread debugging using libthread_db enabled]<br>
Using host libthread_db library "/lib64/libthread_db.so.1".<br>
[New Thread 0x7ffff1e8a700 (LWP 12861)]<br>
[New Thread 0x7ffff1689700 (LWP 12862)]<br>
[New Thread 0x7ffff0e88700 (LWP 12863)]<br>
[New Thread 0x7fffe3fff700 (LWP 13103)]<br>
[New Thread 0x7fffe37fe700 (LWP 13108)]<br>
[New Thread 0x7fffe2ffd700 (LWP 13109)]<br>
[New Thread 0x7fffe27fc700 (LWP 13110)]<br>
[New Thread 0x7fffe1ffb700 (LWP 13111)]<br>
[Thread 0x7ffff1689700 (LWP 12862) exited]<br>
[Thread 0x7ffff1e8a700 (LWP 12861) exited]<br>
[New Thread 0x7ffff1e8a700 (LWP 13395)]<br>
[New Thread 0x7ffff1689700 (LWP 13396)]<br>
[Thread 0x7fffe37fe700 (LWP 13108) exited]<br>
[Thread 0x7fffe2ffd700 (LWP 13109) exited]<br>
[New Thread 0x7fffe37fe700 (LWP 13646)]<br>
[New Thread 0x7fffe2ffd700 (LWP 13647)]<br>
[Thread 0x7ffff1689700 (LWP 13396) exited]<br>
[Thread 0x7fffe3fff700 (LWP 13103) exited]<br>
[New Thread 0x7fffe3fff700 (LWP 13959)]<br>
[New Thread 0x7ffff1689700 (LWP 13960)]<br>
[Thread 0x7ffff1e8a700 (LWP 13395) exited]<br>
[Thread 0x7fffe1ffb700 (LWP 13111) exited]<br>
[New Thread 0x7fffe1ffb700 (LWP 14040)]<br>
[New Thread 0x7ffff1e8a700 (LWP 14041)]<br>
[Thread 0x7fffe3fff700 (LWP 13959) exited]<br>
[Thread 0x7ffff0e88700 (LWP 12863) exited]<br>
[New Thread 0x7ffff0e88700 (LWP 14182)]<br>
[New Thread 0x7fffe3fff700 (LWP 14183)]<br>
**<br>
ERROR:lib/dnscache.c:112:dns_<wbr>cache_key_hash: code should not be reached<br>
<br>
Program received signal SIGABRT, Aborted.<br>
[Switching to Thread 0x7ffff0e88700 (LWP 14182)]<br>
0x00007ffff5fb05f7 in raise () from /lib64/libc.so.6<br>
Missing separate debuginfos, use: debuginfo-install bzip2-libs-1.0.6-13.el7.x86_64 elfutils-libelf-0.163-3.el7.<wbr>x86_64 elfutils-libs-0.163-3.el7.x86_<wbr>64 eventlog-0.2.13-4.el7.x86_64 glib2-2.42.2-5.el7.x86_64 glibc-2.17-106.el7_2.8.x86_64 ivykis-0.36.2-2.el7.x86_64 json-c-0.11-4.el7_0.x86_64 keyutils-libs-1.5.8-3.el7.x86_<wbr>64 krb5-libs-1.13.2-12.el7_2.x86_<wbr>64 libattr-2.4.46-12.el7.x86_64 libcap-2.22-8.el7.x86_64 libcom_err-1.42.9-7.el7.x86_64 libgcc-4.8.5-4.el7.x86_64 libgcrypt-1.5.3-12.el7_1.1.<wbr>x86_64 libgpg-error-1.12-3.el7.x86_64 libnet-1.1.6-7.el7.x86_64 libselinux-2.2.2-6.el7.x86_64 libuuid-2.23.2-26.el7_2.3.x86_<wbr>64 openssl-libs-1.0.1e-51.el7_2.<wbr>5.x86_64 pcre-8.32-15.el7_2.1.x86_64 systemd-libs-219-19.el7_2.13.<wbr>x86_64 tcp_wrappers-libs-7.6-77.el7.<wbr>x86_64 xz-libs-5.1.2-12alpha.el7.x86_<wbr>64 zlib-1.2.7-15.el7.x86_64<br>
(gdb) bt full<br>
#0 0x00007ffff5fb05f7 in raise () from /lib64/libc.so.6<br>
No symbol table info available.<br>
#1 0x00007ffff5fb1ce8 in abort () from /lib64/libc.so.6<br>
No symbol table info available.<br>
#2 0x00007ffff70426d5 in g_assertion_message () from /lib64/libglib-2.0.so.0<br>
No symbol table info available.<br>
#3 0x00007ffff704276a in g_assertion_message_expr () from /lib64/libglib-2.0.so.0<br>
No symbol table info available.<br>
#4 0x00007ffff7b62cc4 in dns_cache_key_hash (e=<optimized out>) at lib/dnscache.c:112<br>
e = <optimized out><br>
#5 0x00007ffff700c4fc in g_hash_table_remove_internal () from /lib64/libglib-2.0.so.0<br>
No symbol table info available.<br>
#6 0x00007ffff7b67584 in resolve_sockaddr_to_inet_or_<wbr>inet6_hostname (host_resolve_options=<wbr>0x651754, saddr=0x183d350, result_len=0x7ffff0e85370) at lib/host-resolve.c:332<br>
hname = 0x7ffff0e864b8 "213.174.76.60"<br>
hname_len = 5<br>
positive = 0<br>
dnscache_key = 0x183d368<br>
#7 resolve_sockaddr_to_hostname (result_len=result_len@entry=<wbr>0x7ffff0e85370, saddr=0x183d350, host_resolve_options=0x651754) at lib/host-resolve.c:343<br>
No locals.<br>
#8 0x00007ffff7b6c03a in log_source_mangle_hostname (self=self@entry=0x1868c10, msg=msg@entry=0x7fffe87cdd40) at lib/logsource.c:156<br>
resolved_name = <optimized out><br>
resolved_name_len = 140737093885344<br>
#9 0x00007ffff7b6c280 in log_source_queue (s=0x1868c10, msg=0x7fffe87cdd40, path_options=0x7ffff0e85550, user_data=<optimized out>) at lib/logsource.c:266<br>
self = 0x1868c10<br>
i = <optimized out><br>
__func__ = "log_source_queue"<br>
#10 0x00007ffff7b6ca0a in log_pipe_queue (path_options=<optimized out>, msg=<optimized out>, s=<optimized out>) at lib/logpipe.h:339<br>
No locals.<br>
#11 log_pipe_forward_msg (self=<optimized out>, path_options=<optimized out>, msg=<optimized out>) at lib/logpipe.h:302<br>
No locals.<br>
#12 log_pipe_queue (path_options=<optimized out>, msg=<optimized out>, s=<optimized out>) at lib/logpipe.h:343<br>
No locals.<br>
#13 log_pipe_forward_msg (self=<optimized out>, path_options=<optimized out>, msg=<optimized out>) at lib/logpipe.h:302<br>
No locals.<br>
#14 log_pipe_queue (path_options=<optimized out>, msg=0x7fffe87cdd40, s=0x7fffe87cdd40) at lib/logpipe.h:343<br>
No locals.<br>
#15 log_source_post (self=self@entry=0x1868c10, msg=msg@entry=0x7fffe87cdd40) at lib/logsource.c:249<br>
path_options = {ack_needed = 1, flow_control_requested = 0, matched = 0x0}<br>
old_window_size = <optimized out><br>
__func__ = "log_source_post"<br>
#16 0x00007ffff7b6b179 in log_reader_handle_line (aux=0x7ffff0e85600, length=<optimized out>, line=<optimized out>, self=0x1868c10) at lib/logreader.c:320<br>
m = 0x7fffe87cdd40<br>
#17 log_reader_fetch_log (self=self@entry=0x1868c10) at lib/logreader.c:381<br>
bookmark = <optimized out><br>
msg = 0x7fffe445cef5 "<14>1 2016-09-22T10:51:07.178337+02:<wbr>00 <a href="http://pafodev02.int.patientforsikringen.dk" rel="noreferrer" target="_blank">pafodev02.int.<wbr>patientforsikringen.dk</a> Microsoft-Windows-Security-<wbr>Auditing 608 - [NXLOG@47121 AssetID=\"105939\" CustomerID=\"0002592\" Location=\"Hyper-V - Farm 01 (ps"...<br>
msg_len = 4245<br>
status = <optimized out><br>
msg_count = 1<br>
may_read = 1<br>
aux = {peer_addr = 0x0, data = "\000\207\350\360\377\177\000\<wbr>000)\000\000\000\000\000\000\<wbr>000\304\335U\366\377\177\000\<wbr>000\000Y\350\360\377\177\000\<wbr>000\230\235\332\001\000\000\<wbr>000\000@ \245\350\377\177\000\000h\<wbr>313U\366\377\177\000\000@V\<wbr>350\360\377\177\000\000@V\350\<wbr>360\377\177\000\000\000Y\350\<wbr>360\377\177\000\000\340\037\<wbr>245\350\377\177\000\000\b\000\<wbr>000\000\000\000\000\000\250\<wbr>037\245\350\377\177\000\000\<wbr>200V\350\360\377\177\000\000\<wbr>223\341U\366\377\177\000\000\<wbr>001\000\000\000\000\000\000\<wbr>000\006Y\350\360\377\177\000\<wbr>000\aY\350\360\377\177\000\<wbr>000\000Y\350\360\377\177\000\<wbr>000\aY\350\360\377\177\000\<wbr>000gk\266\367\377\177\000\000\<wbr>220", '\000' <repeats 15 times>, "\240 E\001\000\000\000\000\301\326\<wbr>003\367\377\177\000\000"..., end_ptr = 0}<br>
__func__ = "log_reader_fetch_log"<br>
#18 0x00007ffff7b6b299 in log_reader_work_perform (s=0x1868c10) at lib/logreader.c:88<br>
self = 0x1868c10<br>
#19 0x00007ffff7b7307d in _work (self=<optimized out>) at lib/mainloop-io-worker.c:52<br>
No locals.<br>
#20 0x00007ffff655dc67 in iv_work_thread_do_work () from /lib64/libivykis.so.0<br>
No symbol table info available.<br>
#21 0x00007ffff655cfc3 in iv_run_tasks () from /lib64/libivykis.so.0<br>
No symbol table info available.<br>
#22 0x00007ffff655f7dc in iv_main () from /lib64/libivykis.so.0<br>
No symbol table info available.<br>
#23 0x00007ffff655dab4 in iv_work_thread () from /lib64/libivykis.so.0<br>
No symbol table info available.<br>
#24 0x00007ffff6560270 in iv_thread_handler () from /lib64/libivykis.so.0<br>
No symbol table info available.<br>
#25 0x00007ffff6344dc5 in start_thread () from /lib64/libpthread.so.0<br>
No symbol table info available.<br>
#26 0x00007ffff6071ced in clone () from /lib64/libc.so.6<br>
No symbol table info available.<br>
(gdb) frame 6<br>
#6 0x00007ffff7b67584 in resolve_sockaddr_to_inet_or_<wbr>inet6_hostname (host_resolve_options=<wbr>0x651754, saddr=0x183d350, result_len=0x7ffff0e85370) at lib/host-resolve.c:332<br>
332 dns_caching_store(saddr->sa.<wbr>sa_family, dnscache_key, hname, positive);<br>
(gdb) print *saddr<br>
$1 = {refcnt = {counter = 3}, flags = 0, sa_funcs = 0x7ffff7dd7060 <inet_sockaddr_funcs>, salen = 16, sa = {sa_family = 2, sa_data = "\225\327ծL<\000\000\000\000\<wbr>000\000\000"}}<br>
(gdb) print *saddr->sa<br>
Structure has no component named operator*.<br>
(gdb) print saddr<br>
$2 = (GSockAddr *) 0x183d350<br>
<br>
<br>
/Claus A<br>
<br>
<br>
> On 21. sep. 2016, at 15.37, Szalai, Attila <<a href="mailto:Attila.Szalai@morganstanley.com">Attila.Szalai@morganstanley.<wbr>com</a>> wrote:<br>
><br>
> Hi,<br>
><br>
> If it is convenient to you, just for the sake of my curiosity, can you run some more command in the gdb session, after you reproduced the issue?<br>
><br>
> * bt full<br>
> * frame 6 (you should search for the line with resolve_sockaddr_to_inet_or_<wbr>inet6_hostname and write the number written in that line. In the case of your previous email, it was #6)<br>
> * print *saddr<br>
> * print *saddr->sa<br>
><br>
><br>
>> -----Original Message-----<br>
>> From: <a href="mailto:syslog-ng-bounces@lists.balabit.hu">syslog-ng-bounces@lists.<wbr>balabit.hu</a> [mailto:<a href="mailto:syslog-ng-">syslog-ng-</a><br>
>> <a href="mailto:bounces@lists.balabit.hu">bounces@lists.balabit.hu</a>] On Behalf Of Claus Albøge<br>
>> Sent: Wednesday, September 21, 2016 12:51 PM<br>
>> To: Syslog-ng users' and developers' mailing list<br>
>> Subject: [syslog-ng] ERROR:lib/dnscache.c:112:dns_<wbr>cache_key_hash: code<br>
>> should not be reached<br>
>><br>
>> Hi,<br>
>><br>
>> I have noticed that syslog-ng exits from time to time, with the following<br>
>> error:<br>
>><br>
>> ERROR:lib/dnscache.c:112:dns_<wbr>cache_key_hash: code should not be<br>
>> reached<br>
>><br>
>> Trying to run syslog-ng from gdb show the following:<br>
>><br>
>> # gdb --args /usr/sbin/syslog-ng -F -p /var/run/syslogd.pid GNU gdb (GDB)<br>
>> Red Hat Enterprise Linux 7.6.1-80.el7 Copyright (C) 2013 Free Software<br>
>> Foundation, Inc.<br>
>> License GPLv3+: GNU GPL version 3 or later<br>
>> <<a href="http://gnu.org/licenses/gpl.html" rel="noreferrer" target="_blank">http://gnu.org/licenses/gpl.<wbr>html</a>><br>
>> This is free software: you are free to change and redistribute it.<br>
>> There is NO WARRANTY, to the extent permitted by law. Type "show<br>
>> copying"<br>
>> and "show warranty" for details.<br>
>> This GDB was configured as "x86_64-redhat-linux-gnu".<br>
>> For bug reporting instructions, please see:<br>
>> <<a href="http://www.gnu.org/software/gdb/bugs/" rel="noreferrer" target="_blank">http://www.gnu.org/software/<wbr>gdb/bugs/</a>>...<br>
>> Reading symbols from /usr/sbin/syslog-ng...Reading symbols from<br>
>> /usr/lib/debug/usr/sbin/<wbr>syslog-ng.debug...done.<br>
>> done.<br>
>> (gdb) run<br>
>> Starting program: /usr/sbin/syslog-ng -F -p /var/run/syslogd.pid [Thread<br>
>> debugging using libthread_db enabled] Using host libthread_db library<br>
>> "/lib64/libthread_db.so.1".<br>
>> [New Thread 0x7ffff1e8a700 (LWP 18743)]<br>
>> [New Thread 0x7ffff1689700 (LWP 18748)]<br>
>> [New Thread 0x7ffff0e88700 (LWP 18893)]<br>
>> [New Thread 0x7fffe3fff700 (LWP 18956)]<br>
>> [New Thread 0x7fffe37fe700 (LWP 18959)]<br>
>> [New Thread 0x7fffe2ffd700 (LWP 18960)]<br>
>> [New Thread 0x7fffe27fc700 (LWP 18961)]<br>
>> [New Thread 0x7fffe1ffb700 (LWP 18962)]<br>
>> [Thread 0x7ffff1689700 (LWP 18748) exited] [Thread 0x7fffe27fc700 (LWP<br>
>> 18961) exited] [Thread 0x7fffe3fff700 (LWP 18956) exited] [New Thread<br>
>> 0x7fffe3fff700 (LWP 19114)] [New Thread 0x7fffe27fc700 (LWP 19136)] [New<br>
>> Thread 0x7ffff1689700 (LWP 19137)] [Thread 0x7fffe27fc700 (LWP 19136)<br>
>> exited] [Thread 0x7ffff1e8a700 (LWP 18743) exited] [New Thread<br>
>> 0x7ffff1e8a700 (LWP 19338)] [New Thread 0x7fffe27fc700 (LWP 19339)]<br>
>> [Thread 0x7fffe27fc700 (LWP 19339) exited] [Thread 0x7ffff1e8a700 (LWP<br>
>> 19338) exited] [New Thread 0x7ffff1e8a700 (LWP 19566)] [New Thread<br>
>> 0x7fffe27fc700 (LWP 19567)] [Thread 0x7ffff1e8a700 (LWP 19566) exited]<br>
>> [Thread 0x7fffe37fe700 (LWP 18959) exited] [New Thread 0x7ffff1e8a700<br>
>> (LWP 19731)] [New Thread 0x7fffe37fe700 (LWP 19732)] [Thread<br>
>> 0x7fffe27fc700 (LWP 19567) exited] [Thread 0x7fffe1ffb700 (LWP 18962)<br>
>> exited] [New Thread 0x7fffe1ffb700 (LWP 19984)] [New Thread<br>
>> 0x7fffe27fc700 (LWP 19985)]<br>
>> **<br>
>> ERROR:lib/dnscache.c:112:dns_<wbr>cache_key_hash: code should not be reached<br>
>><br>
>> Program received signal SIGABRT, Aborted.<br>
>> [Switching to Thread 0x7ffff1689700 (LWP 19137)]<br>
>> 0x00007ffff5fb05f7 in raise () from /lib64/libc.so.6 Missing separate<br>
>> debuginfos, use: debuginfo-install bzip2-libs-1.0.6-13.el7.x86_64 elfutils-<br>
>> libelf-0.163-3.el7.x86_64 elfutils-libs-0.163-3.el7.x86_<wbr>64 eventlog-0.2.13-<br>
>> 4.el7.x86_64 glib2-2.42.2-5.el7.x86_64 glibc-2.17-106.el7_2.8.x86_64 ivykis-<br>
>> 0.36.2-2.el7.x86_64 json-c-0.11-4.el7_0.x86_64 keyutils-libs-1.5.8-<br>
>> 3.el7.x86_64 krb5-libs-1.13.2-12.el7_2.x86_<wbr>64 libattr-2.4.46-12.el7.x86_64<br>
>> libcap-2.22-8.el7.x86_64 libcom_err-1.42.9-7.el7.x86_64 libgcc-4.8.5-<br>
>> 4.el7.x86_64 libgcrypt-1.5.3-12.el7_1.1.<wbr>x86_64 libgpg-error-1.12-3.el7.x86_64<br>
>> libnet-1.1.6-7.el7.x86_64 libselinux-2.2.2-6.el7.x86_64 libuuid-2.23.2-<br>
>> 26.el7_2.3.x86_64 openssl-libs-1.0.1e-51.el7_2.<wbr>5.x86_64 pcre-8.32-<br>
>> 15.el7_2.1.x86_64 systemd-libs-219-19.el7_2.13.<wbr>x86_64 tcp_wrappers-libs-<br>
>> 7.6-77.el7.x86_64 xz-libs-5.1.2-12alpha.el7.x86_<wbr>64 zlib-1.2.7-15.el7.x86_64<br>
>> (gdb)<br>
>> (gdb) bt<br>
>> #0 0x00007ffff5fb05f7 in raise () from /lib64/libc.so.6<br>
>> #1 0x00007ffff5fb1ce8 in abort () from /lib64/libc.so.6<br>
>> #2 0x00007ffff70426d5 in g_assertion_message () from /lib64/libglib-2.0.so.0<br>
>> #3 0x00007ffff704276a in g_assertion_message_expr () from /lib64/libglib-<br>
>> 2.0.so.0<br>
>> #4 0x00007ffff7b62cc4 in dns_cache_key_hash (e=<optimized out>) at<br>
>> lib/dnscache.c:112<br>
>> #5 0x00007ffff700c4fc in g_hash_table_remove_internal () from<br>
>> /lib64/libglib-2.0.so.0<br>
>> #6 0x00007ffff7b67584 in resolve_sockaddr_to_inet_or_<wbr>inet6_hostname<br>
>> (host_resolve_options=<wbr>0x651754, saddr=0x7fffec3840d0,<br>
>> result_len=0x7ffff1686370) at lib/host-resolve.c:332<br>
>> #7 resolve_sockaddr_to_hostname<br>
>> (result_len=result_len@entry=<wbr>0x7ffff1686370, saddr=0x7fffec3840d0,<br>
>> host_resolve_options=0x651754) at lib/host-resolve.c:343<br>
>> #8 0x00007ffff7b6c03a in log_source_mangle_hostname<br>
>> (self=self@entry=0x1cdf400, msg=msg@entry=0x7fffe4ec6da0) at<br>
>> lib/logsource.c:156<br>
>> #9 0x00007ffff7b6c280 in log_source_queue (s=0x1cdf400,<br>
>> msg=0x7fffe4ec6da0, path_options=0x7ffff1686550, user_data=<optimized<br>
>> out>) at lib/logsource.c:266<br>
>> #10 0x00007ffff7b6ca0a in log_pipe_queue (path_options=<optimized out>,<br>
>> msg=<optimized out>, s=<optimized out>) at lib/logpipe.h:339<br>
>> #11 log_pipe_forward_msg (self=<optimized out>,<br>
>> path_options=<optimized out>, msg=<optimized out>) at lib/logpipe.h:302<br>
>> #12 log_pipe_queue (path_options=<optimized out>, msg=<optimized out>,<br>
>> s=<optimized out>) at lib/logpipe.h:343<br>
>> #13 log_pipe_forward_msg (self=<optimized out>,<br>
>> path_options=<optimized out>, msg=<optimized out>) at lib/logpipe.h:302<br>
>> #14 log_pipe_queue (path_options=<optimized out>, msg=0x7fffe4ec6da0,<br>
>> s=0x7fffe4ec6da0) at lib/logpipe.h:343<br>
>> #15 log_source_post (self=self@entry=0x1cdf400,<br>
>> msg=msg@entry=0x7fffe4ec6da0) at lib/logsource.c:249<br>
>> #16 0x00007ffff7b6b179 in log_reader_handle_line (aux=0x7ffff1686600,<br>
>> length=<optimized out>, line=<optimized out>, self=0x1cdf400) at<br>
>> lib/logreader.c:320<br>
>> #17 log_reader_fetch_log (self=self@entry=0x1cdf400) at lib/logreader.c:381<br>
>> #18 0x00007ffff7b6b299 in log_reader_work_perform (s=0x1cdf400) at<br>
>> lib/logreader.c:88<br>
>> #19 0x00007ffff7b7307d in _work (self=<optimized out>) at lib/mainloop-io-<br>
>> worker.c:52<br>
>> #20 0x00007ffff655dc67 in iv_work_thread_do_work () from<br>
>> /lib64/libivykis.so.0<br>
>> #21 0x00007ffff655cfc3 in iv_run_tasks () from /lib64/libivykis.so.0<br>
>> #22 0x00007ffff655f7dc in iv_main () from /lib64/libivykis.so.0<br>
>> #23 0x00007ffff655dab4 in iv_work_thread () from /lib64/libivykis.so.0<br>
>> #24 0x00007ffff6560270 in iv_thread_handler () from /lib64/libivykis.so.0<br>
>> #25 0x00007ffff6344dc5 in start_thread () from /lib64/libpthread.so.0<br>
>> #26 0x00007ffff6071ced in clone () from /lib64/libc.so.6<br>
>><br>
>> # grep dns /etc/syslog-ng/syslog-ng.conf<br>
>> use_dns (no);<br>
>><br>
>> Not sure what its trying to resolve.<br>
>><br>
>> # syslog-ng -V<br>
>> syslog-ng 3.8.1<br>
>> Installer-Version: 3.8.1<br>
>> Revision:<br>
>> Module-Directory: //usr/lib64/syslog-ng<br>
>> Module-Path: //usr/lib64/syslog-ng<br>
>> Available-Modules: disk-buffer,sdjournal,afstomp,<wbr>json-<br>
>> plugin,cryptofuncs,graphite,<wbr>cef,kvformat,add-contextual-<br>
>> data,dbparser,pseudofile,<wbr>csvparser,syslogformat,<wbr>confgen,afsocket,afuser,d<br>
>> ate,linux-kmsg-format,system-<wbr>source,basicfuncs,afamqp,<wbr>affile,afprog<br>
>> Enable-Debug: off<br>
>> Enable-GProf: off<br>
>> Enable-Memtrace: off<br>
>> Enable-IPv6: on<br>
>> Enable-Spoof-Source: on<br>
>> Enable-TCP-Wrapper: on<br>
>> Enable-Linux-Caps: off<br>
>><br>
>> Please let me know, if more info is needed.<br>
>><br>
>><br>
>> /Claus A<br>
>><br>
>> ______________________________<wbr>____________________________<br>
>> ____________________<br>
>> Member info: <a href="https://lists.balabit.hu/mailman/listinfo/syslog-ng" rel="noreferrer" target="_blank">https://lists.balabit.hu/<wbr>mailman/listinfo/syslog-ng</a><br>
>> Documentation:<br>
>> <a href="http://www.balabit.com/support/documentation/?product=syslog-ng" rel="noreferrer" target="_blank">http://www.balabit.com/<wbr>support/documentation/?<wbr>product=syslog-ng</a><br>
>> FAQ: <a href="http://www.balabit.com/wiki/syslog-ng-faq" rel="noreferrer" target="_blank">http://www.balabit.com/wiki/<wbr>syslog-ng-faq</a><br>
<br>
<br>
<br>
______________________________<wbr>______________________________<wbr>__________________<br>
Member info: <a href="https://lists.balabit.hu/mailman/listinfo/syslog-ng" rel="noreferrer" target="_blank">https://lists.balabit.hu/<wbr>mailman/listinfo/syslog-ng</a><br>
Documentation: <a href="http://www.balabit.com/support/documentation/?product=syslog-ng" rel="noreferrer" target="_blank">http://www.balabit.com/<wbr>support/documentation/?<wbr>product=syslog-ng</a><br>
FAQ: <a href="http://www.balabit.com/wiki/syslog-ng-faq" rel="noreferrer" target="_blank">http://www.balabit.com/wiki/<wbr>syslog-ng-faq</a><br>
<br>
</blockquote></div></div>