Tvheadend

Yesterday i got a crash, just at the end of a recording. There was a post processing script, avconv to extract mp2 audio.

2014-10-30 21:02:30.109 [   INFO]:dvr: "Electro Libre" on "SSR-Couleur3" recorder starting
2014-10-30 21:02:30.109 [   INFO]:mpegts: 11526.13H in Hotbird 13 - tuning on Montage Technology DS3000 : DVB-S #0
2014-10-30 21:02:30.276 [   INFO]:subscription: 005E: "DVR: Electro Libre" subscribing on "SSR-Couleur3", weight: 300, adapter: "Montage Technology DS3000 : DVB-S #0", network: "Hotbird 13", mux: "11526.13H", provider: "Radio Television Suisse", service: "SSR-Couleur3" 
2014-10-30 21:02:30.719 [   INFO]:dvr: /media/samsung2/DVB/Radio/Electro Libre.2014-10-30.ts from adapter: "Montage Technology DS3000 : DVB-S #0", network: "Hotbird 13", mux: "11526.13H", provider: "Radio Television Suisse", service: "SSR-Couleur3" 
2014-10-30 21:02:30.719 [   INFO]:dvr:  #  type              lang  resolution  aspect ratio  sample rate  channels
2014-10-30 21:02:30.719 [   INFO]:dvr:  1  MPEG2AUDIO        fre                             ?            ?         
2014-10-30 22:00:00.117 [   INFO]:subscription: 005E: "DVR: Electro Libre" unsubscribing from "SSR-Couleur3" 
2014-10-30 22:00:00.325 [  ALERT]:CRASH: Signal: 11 in PRG: /usr/bin/tvheadend (3.9.1930~g5920665~wheezy) [b52636be6ea19fce3d9d3e75bd4a19e6eb348813] CWD: /  
2014-10-30 22:00:00.325 [  ALERT]:CRASH: Fault address 0x90 (Address not mapped)
2014-10-30 22:00:00.325 [  ALERT]:CRASH: Loaded libraries: /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/liburiparser.so.1 /usr/lib/x86_64-linux-gnu/libavahi-common.so.3 /usr/lib/x86_64-linux-gnu/libavahi-client.so.3 /lib/x86_64-linux-gnu/libdbus-1.so.3 /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 /lib/x86_64-linux-gnu/libnss_compat.so.2 /lib/x86_64-linux-gnu/libnsl.so.1 /lib/x86_64-linux-gnu/libnss_nis.so.2 /lib/x86_64-linux-gnu/libnss_files.so.2  
2014-10-30 22:00:00.325 [  ALERT]:CRASH: Register dump [23]: 00000000015bff30000000000000000000000000000000000000000000000000000000000000000000007f1bbc00ffb000000000013d18b000007f1bcc000da000000000015c000800007f1bbc01493c000000000000001200007f1bbc014940000000000155eb8000000000015bff40000000000000000000007f1bd088b7800000000000473562000000000001028700000000000000330000000000000004000000000000000efffffffe7ffbba170000000000000090
2014-10-30 22:00:00.325 [  ALERT]:CRASH: STACKTRACE
2014-10-30 22:00:00.432 [  ALERT]:CRASH: ??:0 0x437746
2014-10-30 22:00:00.433 [  ALERT]:CRASH: ??:0 0x7f1bd848a0a0
2014-10-30 22:00:00.437 [  ALERT]:CRASH: ??:0 0x473562
2014-10-30 22:00:00.442 [  ALERT]:CRASH: ??:0 0x411741
2014-10-30 22:00:00.443 [  ALERT]:CRASH: ??:0 0x7f1bd8481b50
2014-10-30 22:00:00.443 [  ALERT]:CRASH: clone+0x6d  (/lib/x86_64-linux-gnu/libc.so.6)