I’ve upgraded from 2.3.0 to 2.4.0-M5 in order to resolve some problems with the ZigBee binding.
Unfortunately since upgrading (with yum from the Testing repo), OH can no longer access the serial ports (USB devices):
2018-11-01 15:39:55.967 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - Scheduling ZigBee start
2018-11-01 15:39:56.970 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - ZigBee network starting
2018-11-01 15:39:56.971 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - Initialising ZigBee coordinator
2018-11-01 15:39:56.971 [DEBUG] [tsystems.zigbee.ZigBeeNetworkManager] - Adding supported cluster 1280
2018-11-01 15:39:56.972 [DEBUG] [com.zsmartsystems.zigbee.ZigBeeNode ] - ClusterMatcher starting
2018-11-01 15:39:56.973 [DEBUG] [com.zsmartsystems.zigbee.ZigBeeNode ] - ClusterMatcher adding cluster IAS_ZONE
2018-11-01 15:39:56.974 [DEBUG] [tsystems.zigbee.ZigBeeNetworkManager] - Adding supported cluster 25
2018-11-01 15:39:56.974 [DEBUG] [com.zsmartsystems.zigbee.ZigBeeNode ] - ClusterMatcher adding cluster OTA_UPGRADE
2018-11-01 15:39:56.975 [DEBUG] [zigbee.dongle.ember.ZigBeeDongleEzsp] - EZSP dongle initialize with protocol ASH2.
2018-11-01 15:39:56.976 [DEBUG] [ding.zigbee.handler.ZigBeeSerialPort] - Connecting to serial port [/dev/ttyUSB1] at 57600 baud, flow control FLOWCONTROL_OUT_XONOFF.
2018-11-01 15:39:56.985 [ERROR] [ding.zigbee.handler.ZigBeeSerialPort] - Serial Error: Port /dev/ttyUSB1 does not exist.
2018-11-01 15:39:56.985 [ERROR] [zigbee.dongle.ember.ZigBeeDongleEzsp] - Unable to open Ember serial port
2018-11-01 15:39:56.989 [DEBUG] [nal.ZigBeeNetworkStateSerializerImpl] - Loading ZigBee network state: Start.
Nothing else has changed, it seems like the upgrade process broke something?
[root@nexus ~]# dmesg | grep -i usb
[ 0.114751] ACPI: bus type USB registered
[ 0.114776] usbcore: registered new interface driver usbfs
[ 0.114791] usbcore: registered new interface driver hub
[ 0.114811] usbcore: registered new device driver usb
[ 0.713147] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.713172] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.713193] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.713445] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
[ 0.714649] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.714653] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.714656] usb usb1: Product: xHCI Host Controller
[ 0.714660] usb usb1: Manufacturer: Linux 3.10.0-862.14.4.el7.x86_64 xhci-hcd
[ 0.714663] usb usb1: SerialNumber: 0000:00:14.0
[ 0.714817] hub 1-0:1.0: USB hub found
[ 0.715524] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
[ 0.715570] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[ 0.715574] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.715577] usb usb2: Product: xHCI Host Controller
[ 0.715580] usb usb2: Manufacturer: Linux 3.10.0-862.14.4.el7.x86_64 xhci-hcd
[ 0.715583] usb usb2: SerialNumber: 0000:00:14.0
[ 0.715719] hub 2-0:1.0: USB hub found
[ 0.715981] usbcore: registered new interface driver usbserial
[ 0.715991] usbcore: registered new interface driver usbserial_generic
[ 0.716000] usbserial: USB Serial support registered for generic
[ 1.759765] usbcore: registered new interface driver usbhid
[ 1.759768] usbhid: USB HID core driver
[ 2.010083] usb 1-4: new full-speed USB device number 2 using xhci_hcd
[ 2.175268] usb 1-4: string descriptor 0 read error: -22
[ 2.175280] usb 1-4: New USB device found, idVendor=04ca, idProduct=3007
[ 2.175284] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.328206] usb 1-6: new full-speed USB device number 3 using xhci_hcd
[ 2.493755] usb 1-6: New USB device found, idVendor=10c4, idProduct=8a2a
[ 2.493761] usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=5
[ 2.493765] usb 1-6: Product: HubZ Smart Home Controller
[ 2.493769] usb 1-6: Manufacturer: Silicon Labs
[ 2.493772] usb 1-6: SerialNumber: 61200DD8
[ 4.374196] usbcore: registered new interface driver cp210x
[ 4.374230] usbserial: USB Serial support registered for cp210x
[ 4.377679] usb 1-6: cp210x converter now attached to ttyUSB0
[ 4.380792] usb 1-6: cp210x converter now attached to ttyUSB1
[ 4.661909] usbcore: registered new interface driver btusb
[ 4.823824] usb 1-4: USB disconnect, device number 2
[ 4.824335] usbcore: registered new interface driver ath3k
[ 5.107036] usb 1-4: new full-speed USB device number 4 using xhci_hcd
[ 5.272340] usb 1-4: string descriptor 0 read error: -22
[ 5.272352] usb 1-4: New USB device found, idVendor=04ca, idProduct=3007
[ 5.272356] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[root@nexus ~]# lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 10c4:8a2a Cygnal Integrated Products, Inc.
Bus 001 Device 004: ID 04ca:3007 Lite-On Technology Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[root@nexus ~]# grep -i usb /etc/default/openhab2
## EXTRA_JAVA_OPTS="-Dgnu.io.rxtx.SerialPorts=/dev/ttyUSB0:/dev/ttyS0:/dev/ttyS2:/dev/ttyACM0:/dev/ttyAMA0"
EXTRA_JAVA_OPTS="-Dgnu.io.rxtx.SerialPorts=/dev/ttyUSB0:/dev/ttyUSB1:/dev/ttyUSB2:/dev/ttyS0:/dev/ttyS2"
openhab 2049 7.7 23.4 3244568 449616 ? Ssl 13:53 0:57 /usr/bin/java -Dopenhab.home=/usr/share/openhab2 -Dopenhab.conf=/etc/openhab2 -Dopenhab.runtime=/usr/share/openhab2/runtime -Dopenhab.userdata=/var/lib/openhab2 -Dopenhab.logdir=/var/log/openhab2 -Dfelix.cm.dir=/var/lib/openhab2/config -Djava.library.path=/var/lib/openhab2/tmp/lib -Djetty.host=0.0.0.0 -Djetty.http.compliance=RFC2616 -Dorg.ops4j.pax.web.listening.addresses=0.0.0.0 -Dorg.osgi.service.http.port=8080 -Dorg.osgi.service.http.port.secure=8443 -Djava.awt.headless=true -XX:+UseG1GC -Dgnu.io.rxtx.SerialPorts=/dev/ttyUSB0:/dev/ttyUSB1:/dev/ttyUSB2:/dev/ttyS0:/dev/ttyS2 -Djava.endorsed.dirs=/usr/lib/jvm/zulu-8/jre/lib/endorsed:/usr/lib/jvm/zulu-8/lib/endorsed:/usr/share/openhab2/runtime/lib/endorsed -Djava.ext.dirs=/usr/lib/jvm/zulu-8/jre/lib/ext:/usr/lib/jvm/zulu-8/lib/ext:/usr/share/openhab2/runtime/lib/ext -Dkaraf.instances=/var/lib/openhab2/tmp/instances -Dkaraf.home=/usr/share/openhab2/runtime -Dkaraf.base=/var/lib/openhab2 -Dkaraf.data=/var/lib/openhab2 -Dkaraf.etc=/var/lib/openhab2/etc -Dkaraf.logs=/var/log/openhab2 -Dkaraf.restart.jvm.supported=true -Djava.io.tmpdir=/var/lib/openhab2/tmp -Djava.util.logging.config.file=/var/lib/openhab2/etc/java.util.logging.properties -Dkaraf.startLocalConsole=false -Dkaraf.startRemoteShell=true -classpath /usr/share/openhab2/runtime/lib/boot/activation-1.1.1.jar:/usr/share/openhab2/runtime/lib/boot/jaxb-api-2.3.0.jar:/usr/share/openhab2/runtime/lib/boot/jaxb-core-2.2.11.jar:/usr/share/openhab2/runtime/lib/boot/jaxb-impl-2.2.11.jar:/usr/share/openhab2/runtime/lib/boot/jna-4.5.2.jar:/usr/share/openhab2/runtime/lib/boot/jna-platform-4.5.2.jar:/usr/share/openhab2/runtime/lib/boot/org.apache.karaf.diagnostic.boot-4.2.1.jar:/usr/share/openhab2/runtime/lib/boot/org.apache.karaf.jaas.boot-4.2.1.jar:/usr/share/openhab2/runtime/lib/boot/org.apache.karaf.main-4.2.1.jar:/usr/share/openhab2/runtime/lib/boot/org.osgi.core-6.0.0.jar org.apache.karaf.main.Main
[root@nexus ~]# groups openhab
openhab : openhab tty dialout audio
[root@nexus ~]# ls -l /dev/ttyUSB*
crw-rw---- 1 root dialout 188, 0 Nov 1 13:45 /dev/ttyUSB0
crw-rw---- 1 root dialout 188, 1 Nov 1 13:45 /dev/ttyUSB1
-bash-4.2$ whoami
openhab
-bash-4.2$ cat /dev/ttyUSB1
^C
SELinux is disabled. I have rebooted, restarted etc, no luck.
Any ideas?