*** Error in `./build.linux/tvheadend': double free or corruption (out): 0x000000000083b540 ***
2016-03-07 13:12:59.760 [  ALERT] CRASH: Signal: 6 in PRG: ./build.linux/tvheadend (4.1-1596~g3b6a5ac-dirty) [8855aa4d2c5ae7b0cc92008ed1b2b19240c0e3ef] CWD: /home/mark/build2/tvheadend/mpmc/master  
2016-03-07 13:12:59.760 [  ALERT] CRASH: Fault address 0x3e8000014ed (N/A)
2016-03-07 13:12:59.760 [  ALERT] CRASH: Loaded libraries: /lib/x86_64-linux-gnu/libssl.so.1.0.0 /lib/x86_64-linux-gnu/libcrypto.so.1.0.0 /lib/x86_64-linux-gnu/libz.so.1 /lib/x86_64-linux-gnu/libdl.so.2 /lib/x86_64-linux-gnu/libpthread.so.0 /lib/x86_64-linux-gnu/libm.so.6 /lib/x86_64-linux-gnu/librt.so.1 /lib/x86_64-linux-gnu/libc.so.6 /lib64/ld-linux-x86-64.so.2  
2016-03-07 13:12:59.760 [  ALERT] CRASH: Register dump [23]: 303435623338303000000000000000000000000000000008000000000000020600007f5d0a7faf68000000000000006000007f5d0a7faf68000000000000000100000000000014ed000000000000157c00007f5d0a7fb15000000000000000600000000000000006000000000000000000007f5d3e88a22700007f5d0a7fadb800007f5d3e88a2270000000000000206000000000000003300000000000000000000000000000000fffffffe7ffbba130000000000000000
2016-03-07 13:12:59.760 [  ALERT] CRASH: STACKTRACE
2016-03-07 13:12:59.805 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/trap.c:148 0x448d49
2016-03-07 13:12:59.807 [  ALERT] CRASH: ??:0 0x7f5d3f13fcd0
2016-03-07 13:12:59.807 [  ALERT] CRASH: gsignal+0x37  (/lib/x86_64-linux-gnu/libc.so.6)
2016-03-07 13:12:59.808 [  ALERT] CRASH: abort+0x16a  (/lib/x86_64-linux-gnu/libc.so.6)
2016-03-07 13:12:59.810 [  ALERT] CRASH: ??:0 0x7f5d3e8cdd13
2016-03-07 13:12:59.812 [  ALERT] CRASH: ??:0 0x7f5d3e8d5d29
2016-03-07 13:12:59.813 [  ALERT] CRASH: cfree+0x4c  (/lib/x86_64-linux-gnu/libc.so.6)
2016-03-07 13:12:59.817 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/idnode.c:682 0x40e3b2
2016-03-07 13:12:59.820 [  ALERT] CRASH: ??:0 0x7f5d3e88e072
2016-03-07 13:12:59.823 [  ALERT] CRASH: ??:0 0x7f5d3e88dd1d
2016-03-07 13:12:59.826 [  ALERT] CRASH: ??:0 0x7f5d3e88dd07
2016-03-07 13:12:59.828 [  ALERT] CRASH: ??:0 0x7f5d3e88dd07
2016-03-07 13:12:59.828 [  ALERT] CRASH: qsort_r+0x28f  (/lib/x86_64-linux-gnu/libc.so.6)
2016-03-07 13:12:59.833 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/api/api_idnode.c:140 0x46a6f4
2016-03-07 13:12:59.838 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/webui/webui_api.c:43 0x4977ff
2016-03-07 13:12:59.843 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/http.c:618 0x41f2b2
2016-03-07 13:12:59.848 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/http.c:754 0x41ff5d
2016-03-07 13:12:59.854 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/http.c:863 0x41f7d0
2016-03-07 13:12:59.858 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/http.c:1151 0x4201f5
2016-03-07 13:12:59.863 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/http.c:1194 0x42031d
2016-03-07 13:12:59.868 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/tcp.c:645 0x41a2bd
2016-03-07 13:12:59.872 [  ALERT] CRASH: /home/mark/build2/tvheadend/mpmc/master/src/wrappers.c:159 0x415e98
2016-03-07 13:12:59.875 [  ALERT] CRASH: ??:0 0x7f5d3f13666a
Aborted (core dumped)