Tvheadend

can someone please help me:
With descrambling always crashes. It happens sometimes to me when no channels are encrpyted that the server crashes. What can it be?

Ubuntu-version: 5.3.0-53-generic #47~18.04.1-Ubuntu SMP Thu May 7 13:10:50 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

tvheadend: version 4.3-1880~g2af3b9e2e

May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: Signal: 11 in PRG: /usr/bin/tvheadend (4.3-1880~g2af3b9e2e) [7bb25615d18c78e7dc7d220d5e2b6bfeecaf203a] CWD: /
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: Fault address (nil) (Address not mapped)
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: Loaded libraries: linux-vdso.so.1 /usr/lib/x86_64-linux-gnu/libdvbcsa.so.1 /usr/lib/x86_64-linux-gnu/libssl.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0 /usr/lib/x86_64-linux-gnu/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/libmvec.so.1 /usr/lib/x86_64-linux-gnu/libstdc++.so.6 /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/libsystemd.so.0 /lib64/ld-linux-x86-64.so.2 /lib/x86_64-linux-gnu/libgcc_s.so.1 /lib/x86_64-linux-gnu/liblzma.so.5 /usr/lib/x86_64-linux-gnu/liblz4.so.1 /lib/x86_64-linux-gnu/libgcrypt.so.20 /lib/x86_64-linux-gnu/libgpg-error.so.0 /lib/x86_64-linux-gnu/libnss_compat.so.2 /lib/x86_64-linux-gnu/libnss_nis.so.2 /lib/x86_64-linux-gnu/libnsl.so.1
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: Register dump [23]: 000000000000003700007ff554f7a7900000560134c78eb0000000000000024600000000ffffffff0000000000000000000056013587e9f0000056013587f5f00000000000000000000056013593eb6000005601359cee50000000000000000100000000000000010000000000000000000000000000002000007ff554f7a74800007ff5584cad760000000000010283002b0000000000330000000000000004000000000000000efffffffe7ffbba130000000000000000
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: STACKTRACE
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/trap.c:176 0x560133d0b41d 0x560133af5000
May 30 07:06:34 streamer10 tvheadend²⁰⁷⁷: CRASH: ??:0 0x7ff5592bd890 0x7ff5592ab000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: ??:0 0x7ff5584cad76 0x7ff558361000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/linuxdvb/linuxdvb_frontend.c:54 0x560133dc5e6f 0x560133af5000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/mpegts_mux.c:822 0x560133d975d5 0x560133af5000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/mpegts_service.c:323 0x560133d9c1af 0x560133af5000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/service.c:412 0x560133cf55d7 0x560133af5000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/subscriptions.c:336 (discriminator 4) 0x560133cefc19 0x560133af5000
May 30 07:06:35 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/subscriptions.c:409 0x560133cf16b0 0x560133af5000
May 30 07:06:36 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/main.c:706 0x560133cbd7e9 0x560133af5000
May 30 07:06:36 streamer10 tvheadend²⁰⁷⁷: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/tvh_thread.c:91 0x560133ccb1f8 0x560133af5000
May 30 07:06:36 streamer10 tvheadend²⁰⁷⁷: CRASH: ??:0 0x7ff5592b26db 0x7ff5592ab000
May 30 07:06:36 streamer10 tvheadend²⁰⁷⁷: CRASH: clone+0x3f (/lib/x86_64-linux-gnu/libc.so.6)
May 30 07:07:30 streamer10 tvheadend²⁸⁴⁹: descrambler: adding CAID 2600/FFFF as ConstCW interval 10000ms pc 20 ep default (BISS)
May 30 07:07:30 streamer10 tvheadend²⁸⁴⁹: descrambler: adding CAID 0E00/FFFF as MultiPID interval 1000ms pc 2 ep default (PowerVu)
May 30 07:07:33 streamer10 tvheadend²⁸⁴⁹: tbl-eit: module eit - scraper disabled by config
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: Signal: 11 in PRG: /usr/bin/tvheadend (4.3-1880~g2af3b9e2e) [7bb25615d18c78e7dc7d220d5e2b6bfeecaf203a] CWD: /
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: Fault address 0xffff96c0 (Address not mapped)
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: Loaded libraries: linux-vdso.so.1 /usr/lib/x86_64-linux-gnu/libdvbcsa.so.1 /usr/lib/x86_64-linux-gnu/libssl.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0 /usr/lib/x86_64-linux-gnu/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/libmvec.so.1 /usr/lib/x86_64-linux-gnu/libstdc++.so.6 /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/libsystemd.so.0 /lib64/ld-linux-x86-64.so.2 /lib/x86_64-linux-gnu/libgcc_s.so.1 /lib/x86_64-linux-gnu/liblzma.so.5 /usr/lib/x86_64-linux-gnu/liblz4.so.1 /lib/x86_64-linux-gnu/libgcrypt.so.20 /lib/x86_64-linux-gnu/libgpg-error.so.0 /lib/x86_64-linux-gnu/libnss_compat.so.2 /lib/x86_64-linux-gnu/libnss_nis.so.2 /lib/x86_64-linux-gnu/libnsl.so.1
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: Register dump [23]: 000000000000000000000000000000ff000056502fc31eb0000000000000024600000000ffffffff00000000000000000000565031c7a3400000565031c7a9400000565031d11bd000000000ffff96c00000565031e45bf0000000000000000100000000ffffffff0000000000000010000000000000000000007fdcd9e0074800007fdcdd350d7a0000000000010283002b0000000000330000000000000004000000000000000efffffffe7ffbba1300000000ffff96c0
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: STACKTRACE
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/trap.c:176 0x56502ecc441d 0x56502eaae000
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: ??:0 0x7fdcde143890 0x7fdcde131000
May 30 07:07:44 streamer10 tvheadend²⁸⁴⁹: CRASH: ??:0 0x7fdcdd350d7a 0x7fdcdd1e7000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/linuxdvb/linuxdvb_frontend.c:54 0x56502ed7ee6f 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/mpegts_mux.c:822 0x56502ed505d5 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/input/mpegts/mpegts_service.c:323 0x56502ed551af 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/service.c:412 0x56502ecae5d7 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/subscriptions.c:336 (discriminator 4) 0x56502eca8c19 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/subscriptions.c:409 0x56502ecaa6b0 0x56502eaae000
May 30 07:07:45 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/main.c:706 0x56502ec767e9 0x56502eaae000
May 30 07:07:46 streamer10 tvheadend²⁸⁴⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/tvh_thread.c:91 0x56502ec841f8 0x56502eaae000
May 30 07:07:46 streamer10 tvheadend²⁸⁴⁹: CRASH: ??:0 0x7fdcde1386db 0x7fdcde131000
May 30 07:07:46 streamer10 tvheadend²⁸⁴⁹: CRASH: clone+0x3f (/lib/x86_64-linux-gnu/libc.so.6)
May 30 07:08:40 streamer10 tvheadend³³⁸⁹: descrambler: adding CAID 2600/FFFF as ConstCW interval 10000ms pc 20 ep default (BISS)
May 30 07:08:40 streamer10 tvheadend³³⁸⁹: descrambler: adding CAID 0E00/FFFF as MultiPID interval 1000ms pc 2 ep default (PowerVu)
May 30 07:08:43 streamer10 tvheadend³³⁸⁹: tbl-eit: module eit - scraper disabled by config
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: Signal: 11 in PRG: /usr/bin/tvheadend (4.3-1880~g2af3b9e2e) [7bb25615d18c78e7dc7d220d5e2b6bfeecaf203a] CWD: /
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: Fault address 0x5604c2243ed0 (Access error)
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: Loaded libraries: linux-vdso.so.1 /usr/lib/x86_64-linux-gnu/libdvbcsa.so.1 /usr/lib/x86_64-linux-gnu/libssl.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0 /usr/lib/x86_64-linux-gnu/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/libmvec.so.1 /usr/lib/x86_64-linux-gnu/libstdc++.so.6 /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/libsystemd.so.0 /lib64/ld-linux-x86-64.so.2 /lib/x86_64-linux-gnu/libgcc_s.so.1 /lib/x86_64-linux-gnu/liblzma.so.5 /usr/lib/x86_64-linux-gnu/liblz4.so.1 /lib/x86_64-linux-gnu/libgcrypt.so.20 /lib/x86_64-linux-gnu/libgpg-error.so.0 /lib/x86_64-linux-gnu/libnss_compat.so.2 /lib/x86_64-linux-gnu/libnss_nis.so.2 /lib/x86_64-linux-gnu/libnsl.so.1
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: Register dump [23]: 000000000000000000005604c08030200000000000000000000000000000024600005604c220fa30000000000000006400005604c23a4fa000007f8fd607168000005604c220fa3000007f8fac0465d000007f8fac0465d000005604c23a3be000005604bf166bd700007f8fd607168000007f8fda3b041c00007f8fd607156800005604c2243ed00000000000010246002b0000000000330000000000000015000000000000000efffffffe7ffbba1300005604c2243ed0
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: STACKTRACE
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: /home/djole/tvheadend/tvheadend/tvheadend/src/trap.c:176 0x5604bf0d741d 0x5604beec1000
May 30 07:08:55 streamer10 tvheadend³³⁸⁹: CRASH: ??:0 0x7f8fda3b4890 0x7f8fda3a2000
May 30 07:09:49 streamer10 tvheadend²⁰¹⁵⁶: descrambler: adding CAID 2600/FFFF as ConstCW interval 10000ms pc 20 ep default (BISS)
May 30 07:09:49 streamer10 tvheadend²⁰¹⁵⁶: descrambler: adding CAID 0E00/FFFF as MultiPID interval 1000ms pc 2 ep default (PowerVu)
May 30 07:09:52 streamer10 tvheadend²⁰¹⁵⁶: tbl-eit: module eit - scraper disabled by config
May 30 07:16:52 streamer10 systemd¹: Starting LSB: automatic crash report generation...
May 30 07:16:52 streamer10 systemd¹: Starting Restore /etc/resolv.conf if the system crashed before the ppp link was shut down...
May 30 07:16:52 streamer10 systemd¹: Started Restore /etc/resolv.conf if the system crashed before the ppp link was shut down.
May 30 07:16:52 streamer10 kernel: [ 0.005001] ACPI: CRAT 0x000000005C8F71D0 000810 (v01 AMD AMD CRAT 00000001 AMD 00000001)
May 30 07:16:52 streamer10 kernel: [ 3.406317] Parsing CRAT table with 1 nodes
May 30 07:16:52 streamer10 apport⁷³²: * Starting automatic crash report generation: apport
May 30 07:16:52 streamer10 systemd¹: Started LSB: automatic crash report generation.
May 30 07:16:53 streamer10 tvheadend⁸⁹⁵: descrambler: adding CAID 2600/FFFF as ConstCW interval 10000ms pc 20 ep default (BISS)
May 30 07:16:53 streamer10 tvheadend⁸⁹⁵: descrambler: adding CAID 0E00/FFFF as MultiPID interval 1000ms pc 2 ep default (PowerVu)
May 30 07:16:59 streamer10 systemd¹: Started crash report submission daemon.
May 30 07:16:59 streamer10 systemd¹: Starting Tool to automatically collect and submit kernel crash signatures...
May 30 07:16:59 streamer10 systemd¹: Started Tool to automatically collect and submit kernel crash signatures.
May 30 07:17:00 streamer10 tvheadend⁸⁹⁵: tbl-eit: module eit - scraper disabled by config