When we started knot resolver, we confirmed that the following message will be output and the process will end.
What kind of problem is this?
What kind of problem is this?
Jul 21 18:24:02 dns02 systemd[1]: Started Knot DNS Resolver daemon.
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23544, but reception only permitted for main PID 23542
Jul 21 18:24:02 dns02 kresd[23542]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23545, but reception only permitted for main PID 23542
Jul 21 18:24:02 dns02 kresd[23542]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23546, but reception only permitted for main PID 23542
Jul 21 18:24:06 dns02 kresd[23542]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:24:06 dns02 systemd[1]: kresd.service: Main process exited, code=killed, status=6/ABRT
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23544, but reception only permitted for main PID 23542
Jul 21 18:24:02 dns02 kresd[23542]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23545, but reception only permitted for main PID 23542
Jul 21 18:24:02 dns02 kresd[23542]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:24:02 dns02 systemd[1]: kresd.service: Got notification message from PID 23546, but reception only permitted for main PID 23542
Jul 21 18:24:06 dns02 kresd[23542]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:24:06 dns02 systemd[1]: kresd.service: Main process exited, code=killed, status=6/ABRT
kometch@dns02:~$ sudo systemctl status kresd
● kresd.service - Knot DNS Resolver daemon
Loaded: loaded (/etc/systemd/system/kresd.service; enabled; vendor preset: enabled)
Active: deactivating (stop-sigterm) (Result: signal) since Fri 2017-07-21 18:28:46 JST; 8s ago
Docs: man:kresd(8)
Process: 26158 ExecStart=/usr/sbin/kresd $KRESD_ARGS (code=killed, signal=ABRT)
Main PID: 26158 (code=killed, signal=ABRT)
CPU: 8.941s
CGroup: /system.slice/kresd.service
└─26160 /usr/sbin/kresd -c /etc/knot-resolver/kresd.conf -v -f 4 -k /etc/knot-resolver/root.key /var/knot-resolver
Jul 21 18:28:36 dns02 systemd[1]: Started Knot DNS Resolver daemon.
Jul 21 18:28:36 dns02 kresd[26158]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26159, but reception only permitted for main PID 26158
Jul 21 18:28:36 dns02 kresd[26158]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26161, but reception only permitted for main PID 26158
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26160, but reception only permitted for main PID 26158
Jul 21 18:28:40 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 systemd[1]: kresd.service: Main process exited, code=killed, status=6/ABRT
● kresd.service - Knot DNS Resolver daemon
Loaded: loaded (/etc/systemd/system/kresd.service; enabled; vendor preset: enabled)
Active: deactivating (stop-sigterm) (Result: signal) since Fri 2017-07-21 18:28:46 JST; 8s ago
Docs: man:kresd(8)
Process: 26158 ExecStart=/usr/sbin/kresd $KRESD_ARGS (code=killed, signal=ABRT)
Main PID: 26158 (code=killed, signal=ABRT)
CPU: 8.941s
CGroup: /system.slice/kresd.service
└─26160 /usr/sbin/kresd -c /etc/knot-resolver/kresd.conf -v -f 4 -k /etc/knot-resolver/root.key /var/knot-resolver
Jul 21 18:28:36 dns02 systemd[1]: Started Knot DNS Resolver daemon.
Jul 21 18:28:36 dns02 kresd[26158]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26159, but reception only permitted for main PID 26158
Jul 21 18:28:36 dns02 kresd[26158]: [ ta ] warning: overriding previously set trust anchors for .
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26161, but reception only permitted for main PID 26158
Jul 21 18:28:36 dns02 systemd[1]: kresd.service: Got notification message from PID 26160, but reception only permitted for main PID 26158
Jul 21 18:28:40 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 kresd[26158]: mdb.c:3118: Assertion 'pglast <= env->me_pglast' failed in mdb_freelist_save()
Jul 21 18:28:46 dns02 systemd[1]: kresd.service: Main process exited, code=killed, status=6/ABRT
kometch@dns02:~$ sudo kresd -V
Knot DNS Resolver, version 1.3.1
Knot DNS Resolver, version 1.3.1
kometch@dns02:~$ cat /etc/os-release
NAME="Ubuntu"
VERSION="16.04.2 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.2 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial
NAME="Ubuntu"
VERSION="16.04.2 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.2 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial
Best regards.
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