[Compose] Should fix the crash on Ubuntus latest kernel - perhaps the network_mode host combined with a dns flag panics the horscht?

docker-compose.yml

@@ -30,8 +30,6 @@ services:
         - MYSQL_USER=${DBUSER}
         - MYSQL_PASSWORD=${DBPASS}
       restart: always
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       ports:
         - "${SQL_PORT:-127.0.0.1:13306}:3306"
       networks:
@@ -46,8 +44,6 @@ services:
       restart: always
       environment:
         - TZ=${TZ}
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           ipv4_address: ${IPV4_NETWORK:-172.22.1}.249
@@ -63,8 +59,6 @@ services:
         - SKIP_CLAMD=${SKIP_CLAMD:-n}
       volumes:
         - ./data/conf/clamav/:/etc/clamav/
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           aliases:
@@ -137,8 +131,6 @@ services:
         - SKIP_SOLR=${SKIP_SOLR:-y}
         - ALLOW_ADMIN_EMAIL_LOGIN=${ALLOW_ADMIN_EMAIL_LOGIN:-n}
       restart: always
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           aliases:
@@ -165,8 +157,6 @@ services:
         - mysql-socket-vol-1:/var/run/mysqld/
         - sogo-web-vol-1:/sogo_web
       restart: always
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           ipv4_address: ${IPV4_NETWORK:-172.22.1}.248
@@ -217,8 +207,6 @@ services:
         nofile:
           soft: 20000
           hard: 40000
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       hostname: ${MAILCOW_HOSTNAME}
       networks:
         mailcow-network:
@@ -260,8 +248,6 @@ services:
     memcached-mailcow:
       image: memcached:alpine
       restart: always
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           aliases:
@@ -303,8 +289,6 @@ services:
         - "${HTTPS_BIND:-0.0.0.0}:${HTTPS_PORT:-443}:${HTTPS_PORT:-443}"
         - "${HTTP_BIND:-0.0.0.0}:${HTTP_PORT:-80}:${HTTP_PORT:-80}"
       restart: always
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           aliases:
@@ -315,8 +299,6 @@ services:
         - nginx-mailcow
       image: mailcow/acme:1.61
       build: ./data/Dockerfiles/acme
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       environment:
         - LOG_LINES=${LOG_LINES:-9999}
         - ADDITIONAL_SAN=${ADDITIONAL_SAN}
@@ -360,8 +342,6 @@ services:
         - SNAT_TO_SOURCE=${SNAT_TO_SOURCE:-n}
         - SNAT6_TO_SOURCE=${SNAT6_TO_SOURCE:-n}
       network_mode: "host"
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       volumes:
         - /lib/modules:/lib/modules:ro
 
@@ -391,8 +371,6 @@ services:
         - SKIP_CLAMD=${SKIP_CLAMD:-n}
         - SKIP_LETS_ENCRYPT=${SKIP_LETS_ENCRYPT:-n}
         - HTTPS_PORT=${HTTPS_PORT:-443}
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       networks:
         mailcow-network:
           aliases:
@@ -419,8 +397,6 @@ services:
       restart: always
       volumes:
         - solr-vol-1:/opt/solr/server/solr/dovecot-fts/data
-      dns:
-        - ${IPV4_NETWORK:-172.22.1}.254
       environment:
         - TZ=${TZ}
         - SOLR_HEAP=${SOLR_HEAP:-1024}