signal 6 after enabling `session_track_state_change

*** buffer overflow detected ***: /usr/bin/maxscale terminated

======= Backtrace: =========

/lib/x86_64-linux-gnu/libc.so.6(+0x777e5)[0x7fde89f327e5]

/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x5c)[0x7fde89fd415c]

/lib/x86_64-linux-gnu/libc.so.6(+0x117160)[0x7fde89fd2160]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(ma_read_ok_packet+0x3fa)[0x7fde8bade67a]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mthd_my_read_query_result+0x9c)[0x7fde8bade78c]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mthd_my_real_connect+0x6ea)[0x7fde8badc4ea]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mysql_real_connect+0x21a)[0x7fde8bad931a]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mxs_mysql_real_connect+0xd8)[0x7fde8ba973e8]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mon_ping_or_connect_to_db+0x12c)[0x7fde8ba901bc]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(check_monitor_permissions+0x106)[0x7fde8ba90356]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(_ZN8maxscale15MonitorInstance5startEPK16config_parameter+0xf2)[0x7fde8ba91962]

/usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so(_ZN8maxscale10MonitorApiI13GaleraMonitorE12startMonitorEP20mxs_monitor_instancePK16config_parameter+0xe)[0x7fde81fb64ae]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(monitor_start+0x8b)[0x7fde8ba8f1bb]

/usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(monitor_start_all+0x5c)[0x7fde8ba8f2ac]

/usr/bin/maxscale(main+0x1e70)[0x4088e0]

/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)[0x7fde89edb830]

/usr/bin/maxscale(_start+0x29)[0x409329]

======= Memory map: ========

00400000-00412000 r-xp 00000000 fc:00 4983536                            /usr/bin/maxscale

00611000-00612000 r--p 00011000 fc:00 4983536                            /usr/bin/maxscale

00612000-00613000 rw-p 00012000 fc:00 4983536                            /usr/bin/maxscale

00613000-00615000 rw-p 00000000 00:00 0 

02373000-023c4000 rw-p 00000000 00:00 0                                  [heap]

023c4000-033ee000 rw-p 00000000 00:00 0                                  [heap]

7fde7c000000-7fde7c024000 rw-p 00000000 00:00 0 

7fde7c024000-7fde80000000 ---p 00000000 00:00 0 

7fde80f9c000-7fde80f9d000 ---p 00000000 00:00 0 

7fde80f9d000-7fde8179d000 rw-p 00000000 00:00 0 

7fde8179d000-7fde817a5000 r-xp 00000000 fc:00 5767354                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlauth.so.1.0.0

7fde817a5000-7fde819a5000 ---p 00008000 fc:00 5767354                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlauth.so.1.0.0

7fde819a5000-7fde819a6000 r--p 00008000 fc:00 5767354                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlauth.so.1.0.0

7fde819a6000-7fde819a7000 rw-p 00009000 fc:00 5767354                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlauth.so.1.0.0

7fde819a7000-7fde819a8000 r-xp 00000000 fc:00 5767341                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxadminauth.so.1.0.0

7fde819a8000-7fde81ba7000 ---p 00001000 fc:00 5767341                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxadminauth.so.1.0.0

7fde81ba7000-7fde81ba8000 r--p 00000000 fc:00 5767341                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxadminauth.so.1.0.0

7fde81ba8000-7fde81ba9000 rw-p 00001000 fc:00 5767341                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxadminauth.so.1.0.0

7fde81ba9000-7fde81baa000 r-xp 00000000 fc:00 5767355                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlbackendauth.so.1.0.0

7fde81baa000-7fde81da9000 ---p 00001000 fc:00 5767355                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlbackendauth.so.1.0.0

7fde81da9000-7fde81daa000 r--p 00000000 fc:00 5767355                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlbackendauth.so.1.0.0

7fde81daa000-7fde81dab000 rw-p 00001000 fc:00 5767355                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlbackendauth.so.1.0.0

7fde81dab000-7fde81db1000 r-xp 00000000 fc:00 5767333                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbbackend.so.2.0.0

7fde81db1000-7fde81fb0000 ---p 00006000 fc:00 5767333                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbbackend.so.2.0.0

7fde81fb0000-7fde81fb1000 r--p 00005000 fc:00 5767333                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbbackend.so.2.0.0

7fde81fb1000-7fde81fb2000 rw-p 00006000 fc:00 5767333                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbbackend.so.2.0.0

7fde81fb2000-7fde81fb8000 r-xp 00000000 fc:00 5767312                    /usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so.2.0.0

7fde81fb8000-7fde821b7000 ---p 00006000 fc:00 5767312                    /usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so.2.0.0

7fde821b7000-7fde821b8000 r--p 00005000 fc:00 5767312                    /usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so.2.0.0

7fde821b8000-7fde821b9000 rw-p 00006000 fc:00 5767312                    /usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so.2.0.0

7fde821b9000-7fde821c1000 r-xp 00000000 fc:00 5767365                    /usr/lib/x86_64-linux-gnu/maxscale/libqlafilter.so.1.1.1

7fde821c1000-7fde823c0000 ---p 00008000 fc:00 5767365                    /usr/lib/x86_64-linux-gnu/maxscale/libqlafilter.so.1.1.1

7fde823c0000-7fde823c1000 r--p 00007000 fc:00 5767365                    /usr/lib/x86_64-linux-gnu/maxscale/libqlafilter.so.1.1.1

7fde823c1000-7fde823c2000 rw-p 00008000 fc:00 5767365                    /usr/lib/x86_64-linux-gnu/maxscale/libqlafilter.so.1.1.1

7fde823c2000-7fde823ea000 r-xp 00000000 fc:00 5767367                    /usr/lib/x86_64-linux-gnu/maxscale/libreadwritesplit.so.1.0.2

7fde823ea000-7fde825e9000 ---p 00028000 fc:00 5767367                    /usr/lib/x86_64-linux-gnu/maxscale/libreadwritesplit.so.1.0.2

7fde825e9000-7fde825ea000 r--p 00027000 fc:00 5767367                    /usr/lib/x86_64-linux-gnu/maxscale/libreadwritesplit.so.1.0.2

7fde825ea000-7fde825ec000 rw-p 00028000 fc:00 5767367                    /usr/lib/x86_64-linux-gnu/maxscale/libreadwritesplit.so.1.0.2

7fde825ec000-7fde825ed000 rw-p 00000000 00:00 0 

7fde825ed000-7fde825f0000 r-xp 00000000 fc:00 5767374                    /usr/lib/x86_64-linux-gnu/maxscale/libtopfilter.so.1.0.1

7fde825f0000-7fde827ef000 ---p 00003000 fc:00 5767374                    /usr/lib/x86_64-linux-gnu/maxscale/libtopfilter.so.1.0.1

7fde827ef000-7fde827f0000 r--p 00002000 fc:00 5767374                    /usr/lib/x86_64-linux-gnu/maxscale/libtopfilter.so.1.0.1

7fde827f0000-7fde827f1000 rw-p 00003000 fc:00 5767374                    /usr/lib/x86_64-linux-gnu/maxscale/libtopfilter.so.1.0.1

7fde827f1000-7fde827ff000 r-xp 00000000 fc:00 5767295                    /usr/lib/x86_64-linux-gnu/maxscale/libcli.so.1.0.0

7fde827ff000-7fde829fe000 ---p 0000e000 fc:00 5767295                    /usr/lib/x86_64-linux-gnu/maxscale/libcli.so.1.0.0

7fde829fe000-7fde829ff000 r--p 0000d000 fc:00 5767295                    /usr/lib/x86_64-linux-gnu/maxscale/libcli.so.1.0.0

7fde829ff000-7fde82a03000 rw-p 0000e000 fc:00 5767295                    /usr/lib/x86_64-linux-gnu/maxscale/libcli.so.1.0.0

7fde82a03000-7fde82a10000 r-xp 00000000 fc:00 5767356                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlcommon.so.2.0.0

7fde82a10000-7fde82c10000 ---p 0000d000 fc:00 5767356                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlcommon.so.2.0.0

7fde82c10000-7fde82c11000 r--p 0000d000 fc:00 5767356                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlcommon.so.2.0.0

7fde82c11000-7fde82c12000 rw-p 0000e000 fc:00 5767356                    /usr/lib/x86_64-linux-gnu/maxscale/libmysqlcommon.so.2.0.0

7fde82c12000-7fde82c1c000 r-xp 00000000 fc:00 5767335                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbclient.so.1.0.0

7fde82c1c000-7fde82e1c000 ---p 0000a000 fc:00 5767335                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbclient.so.1.0.0

7fde82e1c000-7fde82e1d000 r--p 0000a000 fc:00 5767335                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbclient.so.1.0.0

7fde82e1d000-7fde82e1e000 rw-p 0000b000 fc:00 5767335                    /usr/lib/x86_64-linux-gnu/maxscale/libmariadbclient.so.1.0.0

7fde82e1e000-7fde82e20000 r-xp 00000000 fc:00 5767351                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscaled.so.1.0.0

7fde82e20000-7fde8301f000 ---p 00002000 fc:00 5767351                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscaled.so.1.0.0

7fde8301f000-7fde83020000 r--p 00001000 fc:00 5767351                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscaled.so.1.0.0

7fde83020000-7fde83021000 rw-p 00002000 fc:00 5767351                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscaled.so.1.0.0

7fde83021000-7fde83022000 ---p 00000000 00:00 0 

7fde83022000-7fde83822000 rw-p 00000000 00:00 0 

7fde83822000-7fde83823000 ---p 00000000 00:00 0 

7fde83823000-7fde84023000 rw-p 00000000 00:00 0 

7fde84023000-7fde84024000 ---p 00000000 00:00 0 

7fde84024000-7fde84824000 rw-p 00000000 00:00 0 

7fde84824000-7fde84825000 ---p 00000000 00:00 0 

7fde84825000-7fde85025000 rw-p 00000000 00:00 0 

7fde85025000-7fde85026000 ---p 00000000 00:00 0 

7fde85026000-7fde85826000 rw-p 00000000 00:00 0 

7fde85826000-7fde85827000 ---p 00000000 00:00 0 

7fde85827000-7fde86027000 rw-p 00000000 00:00 0 

7fde86027000-7fde86028000 ---p 00000000 00:00 0 

7fde86028000-7fde86828000 rw-p 00000000 00:00 0 

7fde86828000-7fde86829000 ---p 00000000 00:00 0 

7fde86829000-7fde87029000 rw-p 00000000 00:00 0 

7fde87029000-7fde870d3000 r-xp 00000000 fc:00 5767364                    /usr/lib/x86_64-linux-gnu/maxscale/libqc_sqlite.so.1.0.0

7fde870d3000-7fde872d3000 ---p 000aa000 fc:00 5767364                    /usr/lib/x86_64-linux-gnu/maxscale/libqc_sqlite.so.1.0.0

7fde872d3000-7fde872d5000 r--p 000aa000 fc:00 5767364                    /usr/lib/x86_64-linux-gnu/maxscale/libqc_sqlite.so.1.0.0

7fde872d5000-7fde872d9000 rw-p 000ac000 fc:00 5767364                    /usr/lib/x86_64-linux-gnu/maxscale/libqc_sqlite.so.1.0.0

7fde872d9000-7fde872e4000 r-xp 00000000 fc:00 6298325                    /lib/x86_64-linux-gnu/libnss_files-2.23.so

7fde872e4000-7fde874e3000 ---p 0000b000 fc:00 6298325                    /lib/x86_64-linux-gnu/libnss_files-2.23.so

7fde874e3000-7fde874e4000 r--p 0000a000 fc:00 6298325                    /lib/x86_64-linux-gnu/libnss_files-2.23.so

7fde874e4000-7fde874e5000 rw-p 0000b000 fc:00 6298325                    /lib/x86_64-linux-gnu/libnss_files-2.23.so

7fde874e5000-7fde874eb000 rw-p 00000000 00:00 0 

7fde874eb000-7fde874f6000 r-xp 00000000 fc:00 6298338                    /lib/x86_64-linux-gnu/libnss_nis-2.23.so

7fde874f6000-7fde876f5000 ---p 0000b000 fc:00 6298338                    /lib/x86_64-linux-gnu/libnss_nis-2.23.so

7fde876f5000-7fde876f6000 r--p 0000a000 fc:00 6298338                    /lib/x86_64-linux-gnu/libnss_nis-2.23.so

7fde876f6000-7fde876f7000 rw-p 0000b000 fc:00 6298338                    /lib/x86_64-linux-gnu/libnss_nis-2.23.so

7fde876f7000-7fde8770d000 r-xp 00000000 fc:00 6292042                    /lib/x86_64-linux-gnu/libnsl-2.23.so

7fde8770d000-7fde8790c000 ---p 00016000 fc:00 6292042                    /lib/x86_64-linux-gnu/libnsl-2.23.so

7fde8790c000-7fde8790d000 r--p 00015000 fc:00 6292042                    /lib/x86_64-linux-gnu/libnsl-2.23.so

7fde8790d000-7fde8790e000 rw-p 00016000 fc:00 6292042                    /lib/x86_64-linux-gnu/libnsl-2.23.so

7fde8790e000-7fde87910000 rw-p 00000000 00:00 0 

7fde87910000-7fde87918000 r-xp 00000000 fc:00 6298192                    /lib/x86_64-linux-gnu/libnss_compat-2.23.so

7fde87918000-7fde87b17000 ---p 00008000 fc:00 6298192                    /lib/x86_64-linux-gnu/libnss_compat-2.23.so

7fde87b17000-7fde87b18000 r--p 00007000 fc:00 6298192                    /lib/x86_64-linux-gnu/libnss_compat-2.23.so

7fde87b18000-7fde87b19000 rw-p 00008000 fc:00 6298192                    /lib/x86_64-linux-gnu/libnss_compat-2.23.so

7fde87b19000-7fde87b20000 r-xp 00000000 fc:00 4983083                    /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4

7fde87b20000-7fde87d1f000 ---p 00007000 fc:00 4983083                    /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4

7fde87d1f000-7fde87d20000 r--p 00006000 fc:00 4983083                    /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4

7fde87d20000-7fde87d21000 rw-p 00007000 fc:00 4983083                    /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4

7fde87d21000-7fde87d33000 r-xp 00000000 fc:00 6291981                    /lib/x86_64-linux-gnu/libgpg-error.so.0.17.0

7fde87d33000-7fde87f33000 ---p 00012000 fc:00 6291981                    /lib/x86_64-linux-gnu/libgpg-error.so.0.17.0

7fde87f33000-7fde87f34000 r--p 00012000 fc:00 6291981                    /lib/x86_64-linux-gnu/libgpg-error.so.0.17.0

7fde87f34000-7fde87f35000 rw-p 00013000 fc:00 6291981                    /lib/x86_64-linux-gnu/libgpg-error.so.0.17.0

7fde87f35000-7fde87fa3000 r-xp 00000000 fc:00 6292031                    /lib/x86_64-linux-gnu/libpcre.so.3.13.2

7fde87fa3000-7fde881a3000 ---p 0006e000 fc:00 6292031                    /lib/x86_64-linux-gnu/libpcre.so.3.13.2

7fde881a3000-7fde881a4000 r--p 0006e000 fc:00 6292031                    /lib/x86_64-linux-gnu/libpcre.so.3.13.2

7fde881a4000-7fde881a5000 rw-p 0006f000 fc:00 6292031                    /lib/x86_64-linux-gnu/libpcre.so.3.13.2

7fde881a5000-7fde88224000 r-xp 00000000 fc:00 4983091                    /usr/lib/x86_64-linux-gnu/libgmp.so.10.3.0

7fde88224000-7fde88423000 ---p 0007f000 fc:00 4983091                    /usr/lib/x86_64-linux-gnu/libgmp.so.10.3.0

7fde88423000-7fde88424000 r--p 0007e000 fc:00 4983091                    /usr/lib/x86_64-linux-gnu/libgmp.so.10.3.0

7fde88424000-7fde88425000 rw-p 0007f000 fc:00 4983091                    /usr/lib/x86_64-linux-gnu/libgmp.so.10.3.0

7fde88425000-7fde88457000 r-xp 00000000 fc:00 4983097                    /usr/lib/x86_64-linux-gnu/libhogweed.so.4.2

7fde88457000-7fde88656000 ---p 00032000 fc:00 4983097                    /usr/lib/x86_64-linux-gnu/libhogweed.so.4.2

7fde88656000-7fde88657000 r--p 00031000 fc:00 4983097                    /usr/lib/x86_64-linux-gnu/libhogweed.so.4.2

7fde88657000-7fde88658000 rw-p 00032000 fc:00 4983097                    /usr/lib/x86_64-linux-gnu/libhogweed.so.4.2

7fde88658000-7fde8868c000 r-xp 00000000 fc:00 4983111                    /usr/lib/x86_64-linux-gnu/libnettle.so.6.2

7fde8868c000-7fde8888b000 ---p 00034000 fc:00 4983111                    /usr/lib/x86_64-linux-gnu/libnettle.so.6.2

7fde8888b000-7fde8888d000 r--p 00033000 fc:00 4983111                    /usr/lib/x86_64-linux-gnu/libnettle.so.6.2

7fde8888d000-7fde8888e000 rw-p 00035000 fc:00 4983111                    /usr/lib/x86_64-linux-gnu/libnettle.so.6.2

7fde8888e000-7fde8889f000 r-xp 00000000 fc:00 4984878                    /usr/lib/x86_64-linux-gnu/libtasn1.so.6.5.1

7fde8889f000-7fde88a9f000 ---p 00011000 fc:00 4984878                    /usr/lib/x86_64-linux-gnu/libtasn1.so.6.5.1

7fde88a9f000-7fde88aa0000 r--p 00011000 fc:00 4984878                    /usr/lib/x86_64-linux-gnu/libtasn1.so.6.5.1

7fde88aa0000-7fde88aa1000 rw-p 00012000 fc:00 4984878                    /usr/lib/x86_64-linux-gnu/libtasn1.so.6.5.1

7fde88aa1000-7fde88ad2000 r-xp 00000000 fc:00 4988027                    /usr/lib/x86_64-linux-gnu/libidn.so.11.6.15

7fde88ad2000-7fde88cd2000 ---p 00031000 fc:00 4988027                    /usr/lib/x86_64-linux-gnu/libidn.so.11.6.15

7fde88cd2000-7fde88cd3000 r--p 00031000 fc:00 4988027                    /usr/lib/x86_64-linux-gnu/libidn.so.11.6.15

7fde88cd3000-7fde88cd4000 rw-p 00032000 fc:00 4988027                    /usr/lib/x86_64-linux-gnu/libidn.so.11.6.15

7fde88cd4000-7fde88d2d000 r-xp 00000000 fc:00 4983113                    /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.1.0

7fde88d2d000-7fde88f2c000 ---p 00059000 fc:00 4983113                    /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.1.0

7fde88f2c000-7fde88f36000 r--p 00058000 fc:00 4983113                    /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.1.0

7fde88f36000-7fde88f38000 rw-p 00062000 fc:00 4983113                    /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.1.0

7fde88f38000-7fde88f51000 r-xp 00000000 fc:00 6291928                    /lib/x86_64-linux-gnu/libz.so.1.2.8

7fde88f51000-7fde89150000 ---p 00019000 fc:00 6291928                    /lib/x86_64-linux-gnu/libz.so.1.2.8

7fde89150000-7fde89151000 r--p 00018000 fc:00 6291928                    /lib/x86_64-linux-gnu/libz.so.1.2.8

7fde89151000-7fde89152000 rw-p 00019000 fc:00 6291928                    /lib/x86_64-linux-gnu/libz.so.1.2.8

7fde89152000-7fde89229000 r-xp 00000000 fc:00 6291493                    /lib/x86_64-linux-gnu/libgcrypt.so.20.0.5

7fde89229000-7fde89429000 ---p 000d7000 fc:00 6291493                    /lib/x86_64-linux-gnu/libgcrypt.so.20.0.5

7fde89429000-7fde8942a000 r--p 000d7000 fc:00 6291493                    /lib/x86_64-linux-gnu/libgcrypt.so.20.0.5

7fde8942a000-7fde89432000 rw-p 000d8000 fc:00 6291493                    /lib/x86_64-linux-gnu/libgcrypt.so.20.0.5

7fde89432000-7fde89433000 rw-p 00000000 00:00 0 

7fde89433000-7fde89454000 r-xp 00000000 fc:00 6291991                    /lib/x86_64-linux-gnu/liblzma.so.5.0.0

7fde89454000-7fde89653000 ---p 00021000 fc:00 6291991                    /lib/x86_64-linux-gnu/liblzma.so.5.0.0

7fde89653000-7fde89654000 r--p 00020000 fc:00 6291991                    /lib/x86_64-linux-gnu/liblzma.so.5.0.0

7fde89654000-7fde89655000 rw-p 00021000 fc:00 6291991                    /lib/x86_64-linux-gnu/liblzma.so.5.0.0

7fde89655000-7fde89674000 r-xp 00000000 fc:00 6292048                    /lib/x86_64-linux-gnu/libselinux.so.1

7fde89674000-7fde89873000 ---p 0001f000 fc:00 6292048                    /lib/x86_64-linux-gnu/libselinux.so.1

7fde89873000-7fde89874000 r--p 0001e000 fc:00 6292048                    /lib/x86_64-linux-gnu/libselinux.so.1

7fde89874000-7fde89875000 rw-p 0001f000 fc:00 6292048                    /lib/x86_64-linux-gnu/libselinux.so.1

7fde89875000-7fde89877000 rw-p 00000000 00:00 0 

7fde89877000-7fde8987a000 r-xp 00000000 fc:00 6292070                    /lib/x86_64-linux-gnu/libdl-2.23.so

7fde8987a000-7fde89a79000 ---p 00003000 fc:00 6292070                    /lib/x86_64-linux-gnu/libdl-2.23.so

7fde89a79000-7fde89a7a000 r--p 00002000 fc:00 6292070                    /lib/x86_64-linux-gnu/libdl-2.23.so

7fde89a7a000-7fde89a7b000 rw-p 00003000 fc:00 6292070                    /lib/x86_64-linux-gnu/libdl-2.23.so

7fde89a7b000-7fde89a82000 r-xp 00000000 fc:00 6298339                    /lib/x86_64-linux-gnu/librt-2.23.so

7fde89a82000-7fde89c81000 ---p 00007000 fc:00 6298339                    /lib/x86_64-linux-gnu/librt-2.23.so

7fde89c81000-7fde89c82000 r--p 00006000 fc:00 6298339                    /lib/x86_64-linux-gnu/librt-2.23.so

7fde89c82000-7fde89c83000 rw-p 00007000 fc:00 6298339                    /lib/x86_64-linux-gnu/librt-2.23.so

7fde89c83000-7fde89c8c000 r-xp 00000000 fc:00 6298340                    /lib/x86_64-linux-gnu/libcrypt-2.23.so

7fde89c8c000-7fde89e8b000 ---p 00009000 fc:00 6298340                    /lib/x86_64-linux-gnu/libcrypt-2.23.so

7fde89e8b000-7fde89e8c000 r--p 00008000 fc:00 6298340                    /lib/x86_64-linux-gnu/libcrypt-2.23.so

7fde89e8c000-7fde89e8d000 rw-p 00009000 fc:00 6298340                    /lib/x86_64-linux-gnu/libcrypt-2.23.so

7fde89e8d000-7fde89ebb000 rw-p 00000000 00:00 0 

7fde89ebb000-7fde8a07b000 r-xp 00000000 fc:00 6292064                    /lib/x86_64-linux-gnu/libc-2.23.so

7fde8a07b000-7fde8a27b000 ---p 001c0000 fc:00 6292064                    /lib/x86_64-linux-gnu/libc-2.23.so

7fde8a27b000-7fde8a27f000 r--p 001c0000 fc:00 6292064                    /lib/x86_64-linux-gnu/libc-2.23.so

7fde8a27f000-7fde8a281000 rw-p 001c4000 fc:00 6292064                    /lib/x86_64-linux-gnu/libc-2.23.so

7fde8a281000-7fde8a285000 rw-p 00000000 00:00 0 

7fde8a285000-7fde8a29b000 r-xp 00000000 fc:00 6291977                    /lib/x86_64-linux-gnu/libgcc_s.so.1

7fde8a29b000-7fde8a49a000 ---p 00016000 fc:00 6291977                    /lib/x86_64-linux-gnu/libgcc_s.so.1

7fde8a49a000-7fde8a49b000 rw-p 00015000 fc:00 6291977                    /lib/x86_64-linux-gnu/libgcc_s.so.1

7fde8a49b000-7fde8a5a3000 r-xp 00000000 fc:00 6292038                    /lib/x86_64-linux-gnu/libm-2.23.so

7fde8a5a3000-7fde8a7a2000 ---p 00108000 fc:00 6292038                    /lib/x86_64-linux-gnu/libm-2.23.so

7fde8a7a2000-7fde8a7a3000 r--p 00107000 fc:00 6292038                    /lib/x86_64-linux-gnu/libm-2.23.so

7fde8a7a3000-7fde8a7a4000 rw-p 00108000 fc:00 6292038                    /lib/x86_64-linux-gnu/libm-2.23.so

7fde8a7a4000-7fde8a8c7000 r-xp 00000000 fc:00 4982849                    /usr/lib/x86_64-linux-gnu/libgnutls.so.30.6.2

7fde8a8c7000-7fde8aac6000 ---p 00123000 fc:00 4982849                    /usr/lib/x86_64-linux-gnu/libgnutls.so.30.6.2

7fde8aac6000-7fde8aad1000 r--p 00122000 fc:00 4982849                    /usr/lib/x86_64-linux-gnu/libgnutls.so.30.6.2

7fde8aad1000-7fde8aad3000 rw-p 0012d000 fc:00 4982849                    /usr/lib/x86_64-linux-gnu/libgnutls.so.30.6.2

7fde8aad3000-7fde8aad4000 rw-p 00000000 00:00 0 

7fde8aad4000-7fde8ac46000 r-xp 00000000 fc:00 4982684                    /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.21

7fde8ac46000-7fde8ae46000 ---p 00172000 fc:00 4982684                    /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.21

7fde8ae46000-7fde8ae50000 r--p 00172000 fc:00 4982684                    /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.21

7fde8ae50000-7fde8ae52000 rw-p 0017c000 fc:00 4982684                    /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.21

7fde8ae52000-7fde8ae56000 rw-p 00000000 00:00 0 

7fde8ae56000-7fde8af25000 r-xp 00000000 fc:00 4983123                    /usr/lib/x86_64-linux-gnu/libsqlite3.so.0.8.6

7fde8af25000-7fde8b125000 ---p 000cf000 fc:00 4983123                    /usr/lib/x86_64-linux-gnu/libsqlite3.so.0.8.6

7fde8b125000-7fde8b128000 r--p 000cf000 fc:00 4983123                    /usr/lib/x86_64-linux-gnu/libsqlite3.so.0.8.6

7fde8b128000-7fde8b12a000 rw-p 000d2000 fc:00 4983123                    /usr/lib/x86_64-linux-gnu/libsqlite3.so.0.8.6

7fde8b12a000-7fde8b12b000 rw-p 00000000 00:00 0 

7fde8b12b000-7fde8b346000 r-xp 00000000 fc:00 6291529                    /lib/x86_64-linux-gnu/libcrypto.so.1.0.0

7fde8b346000-7fde8b545000 ---p 0021b000 fc:00 6291529                    /lib/x86_64-linux-gnu/libcrypto.so.1.0.0

7fde8b545000-7fde8b561000 r--p 0021a000 fc:00 6291529                    /lib/x86_64-linux-gnu/libcrypto.so.1.0.0

7fde8b561000-7fde8b56d000 rw-p 00236000 fc:00 6291529                    /lib/x86_64-linux-gnu/libcrypto.so.1.0.0

7fde8b56d000-7fde8b570000 rw-p 00000000 00:00 0 

7fde8b570000-7fde8b588000 r-xp 00000000 fc:00 6292058                    /lib/x86_64-linux-gnu/libpthread-2.23.so

7fde8b588000-7fde8b787000 ---p 00018000 fc:00 6292058                    /lib/x86_64-linux-gnu/libpthread-2.23.so

7fde8b787000-7fde8b788000 r--p 00017000 fc:00 6292058                    /lib/x86_64-linux-gnu/libpthread-2.23.so

7fde8b788000-7fde8b789000 rw-p 00018000 fc:00 6292058                    /lib/x86_64-linux-gnu/libpthread-2.23.so

7fde8b789000-7fde8b78d000 rw-p 00000000 00:00 0 

7fde8b78d000-7fde8b7eb000 r-xp 00000000 fc:00 6291487                    /lib/x86_64-linux-gnu/libssl.so.1.0.0

7fde8b7eb000-7fde8b9eb000 ---p 0005e000 fc:00 6291487                    /lib/x86_64-linux-gnu/libssl.so.1.0.0

7fde8b9eb000-7fde8b9ef000 r--p 0005e000 fc:00 6291487                    /lib/x86_64-linux-gnu/libssl.so.1.0.0

7fde8b9ef000-7fde8b9f6000 rw-p 00062000 fc:00 6291487                    /lib/x86_64-linux-gnu/libssl.so.1.0.0

7fde8b9f6000-7fde8bbe4000 r-xp 00000000 fc:00 5767350                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0

7fde8bbe4000-7fde8bde4000 ---p 001ee000 fc:00 5767350                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0

7fde8bde4000-7fde8bdee000 r--p 001ee000 fc:00 5767350                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0

7fde8bdee000-7fde8bdf4000 rw-p 001f8000 fc:00 5767350                    /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0

7fde8bdf4000-7fde8bdfc000 rw-p 00000000 00:00 0 

7fde8bdfc000-7fde8be22000 r-xp 00000000 fc:00 6292044                    /lib/x86_64-linux-gnu/ld-2.23.so

7fde8bf7f000-7fde8bf90000 rw-p 00000000 00:00 0 

7fde8bf90000-7fde8c010000 r-xp 00000000 fc:00 6291459                    /lib/x86_64-linux-gnu/libsystemd.so.0.14.0

7fde8c010000-7fde8c013000 r--p 0007f000 fc:00 6291459                    /lib/x86_64-linux-gnu/libsystemd.so.0.14.0

7fde8c013000-7fde8c014000 rw-p 00082000 fc:00 6291459                    /lib/x86_64-linux-gnu/libsystemd.so.0.14.0

7fde8c014000-7fde8c015000 rw-p 00000000 00:00 0 

7fde8c01f000-7fde8c020000 rw-p 00000000 00:00 0 

7fde8c020000-7fde8c021000 rw-p 00000000 00:00 0 

7fde8c021000-7fde8c022000 r--p 00025000 fc:00 6292044                    /lib/x86_64-linux-gnu/ld-2.23.so

7fde8c022000-7fde8c023000 rw-p 00026000 fc:00 6292044                    /lib/x86_64-linux-gnu/ld-2.23.so

7fde8c023000-7fde8c024000 rw-p 00000000 00:00 0 

7ffc30fac000-7ffc30fcd000 rw-p 00000000 00:00 0                          [stack]

7ffc30fdf000-7ffc30fe2000 r--p 00000000 00:00 0                          [vvar]

7ffc30fe2000-7ffc30fe4000 r-xp 00000000 00:00 0                          [vdso]

ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]

2019-02-26 19:23:22   alert  : Fatal: MaxScale 2.3.4 received fatal signal 6. Attempting backtrace.

2019-02-26 19:23:22   alert  : Commit ID: aea64aede280558ca6b55500dfa7eb049ec9c377 System name: Linux Release string: Ubuntu 16.04.5 LTS

2019-02-26 19:23:23   alert  :   /usr/bin/maxscale(_ZN7maxbase15dump_stacktraceESt8functionIFvPKcS2_EE+0x3a) [0x40cf9a]: /home/vagrant/MaxScale/maxutils/maxbase/src/stacktrace.cc:130

2019-02-26 19:23:23   alert  :   /usr/bin/maxscale(_ZN7maxbase15dump_stacktraceEPFvPKcS1_E+0x48) [0x40d368]: /usr/include/c++/5/functional:1829

2019-02-26 19:23:23   alert  :   /usr/bin/maxscale() [0x409930]: ??:0

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libpthread.so.0(+0x11390) [0x7fde8b581390]: ??:?

nm: /lib/x86_64-linux-gnu/libc.so.6: no symbols

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38) [0x7fde89ef0428]: ??:0

nm: /lib/x86_64-linux-gnu/libc.so.6: no symbols

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(abort+0x16a) [0x7fde89ef202a]: ??:0

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(+0x777ea) [0x7fde89f327ea]: ??:?

nm: /lib/x86_64-linux-gnu/libc.so.6: no symbols

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x5c) [0x7fde89fd415c]: ??:0

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(+0x117160) [0x7fde89fd2160]: ??:?

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(ma_read_ok_packet+0x3fa) [0x7fde8bade67a]: /home/vagrant/MaxScale/_build/connector-c-prefix/src/connector-c/libmariadb/mariadb_lib.c:2080

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mthd_my_read_query_result+0x9c) [0x7fde8bade78c]: /home/vagrant/MaxScale/_build/connector-c-prefix/src/connector-c/libmariadb/mariadb_lib.c:2121

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mthd_my_real_connect+0x6ea) [0x7fde8badc4ea]: /home/vagrant/MaxScale/_build/connector-c-prefix/src/connector-c/libmariadb/mariadb_lib.c:1533

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mysql_real_connect+0x21a) [0x7fde8bad931a]: /home/vagrant/MaxScale/_build/connector-c-prefix/src/connector-c/libmariadb/mariadb_lib.c:1186

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mxs_mysql_real_connect+0xd8) [0x7fde8ba973e8]: /home/vagrant/MaxScale/server/core/mysql_utils.cc:197

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(mon_ping_or_connect_to_db+0x12c) [0x7fde8ba901bc]: /home/vagrant/MaxScale/server/core/monitor.cc:1495

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(check_monitor_permissions+0x106) [0x7fde8ba90356]: /home/vagrant/MaxScale/server/core/monitor.cc:778

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(_ZN8maxscale15MonitorInstance5startEPK16config_parameter+0xf2) [0x7fde8ba91962]: /home/vagrant/MaxScale/server/core/monitor.cc:2578

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libgaleramon.so(_ZN8maxscale10MonitorApiI13GaleraMonitorE12startMonitorEP20mxs_monitor_instancePK16config_parameter+0xe) [0x7fde81fb64ae]: /home/vagrant/MaxScale/include/maxscale/monitor.hh:322

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(monitor_start+0x8b) [0x7fde8ba8f1bb]: /home/vagrant/MaxScale/server/core/monitor.cc:273

2019-02-26 19:23:23   alert  :   /usr/lib/x86_64-linux-gnu/maxscale/libmaxscale-common.so.1.0.0(monitor_start_all+0x5c) [0x7fde8ba8f2ac]: /home/vagrant/MaxScale/server/core/monitor.cc:302

2019-02-26 19:23:23   alert  :   /usr/bin/maxscale(main+0x1e70) [0x4088e0]: /home/vagrant/MaxScale/server/core/gateway.cc:2179

nm: /lib/x86_64-linux-gnu/libc.so.6: no symbols

2019-02-26 19:23:23   alert  :   /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0) [0x7fde89edb830]: ??:0