Oracle® Linux

Release Notes for Unbreakable Enterprise Kernel Release 5 Update 1

Oracle Legal Notices

Oracle Documentation License

F10511-03

August 2019

Table of Contents

1 New Features and Changes

1.1 Notable Features and Changes

1.1.1 64-bit Arm (aarch64) architecture
1.1.2 Core Kernel Functionality
1.1.3 DTrace
1.1.4 File Systems
1.1.5 Memory Management
1.1.6 RDMA
1.1.7 Security
1.1.8 Storage
1.1.9 Virtualization

1.2 Driver Updates

1.2.1 Notable Driver Features

1.3 Compatibility

1.4 Certification of UEK R5 for Oracle products

2 Security Fixes for CVEs

2.1 List of CVEs fixed in this release

3 Known Issues

3.1 Unusable or Unavailable Features for Arm

3.2 [aarch64] IOMMU issues

3.3 [aarch64] Kdump issues

3.4 [aarch64] CPU hotplug functionality not functional in KVM

3.5 [aarch64] KVM guests that include a random number generator device are unable to boot

3.6 File System Issues

3.6.1 ext4: Frequent repeated system shutdowns can cause file system corruption
3.6.2 xfs: xfs_repair allows the corruption of a directory to a symbolic link
3.6.3 xfs: xfs_repair fails to repair the corrupted link counts

3.7 RDMA Issues

3.8 Docker Issues

3.9 LXC Issues

3.10 NVMe device names change across reboots

3.11 NVMe device hotplug unplug procedure change

3.12 KVM guest crashes when using memory hotplug operation to shrink available memory

3.13 HP DL380 system reboot issue with SD card slot enabled in Legacy mode

4 Installation and Availability

4.1 Installation Overview
4.2 Subscribing to ULN Channels
4.3 Enabling Access to Oracle Linux Yum Server Repositories
4.4 Upgrading Your System
4.5 Installing Oracle-Supported RDMA Packages

A Driver Modules in Unbreakable Enterprise Kernel Release 5 Update 1 (x86_64)

A.1 acpi Drivers in UEK R5U1 (x86_64)
A.2 ata Drivers in UEK R5U1 (x86_64)
A.3 atm Drivers in UEK R5U1 (x86_64)
A.4 auxdisplay Drivers in UEK R5U1 (x86_64)
A.5 bcma Drivers in UEK R5U1 (x86_64)
A.6 block Drivers in UEK R5U1 (x86_64)
A.7 bluetooth Drivers in UEK R5U1 (x86_64)
A.8 cdrom Drivers in UEK R5U1 (x86_64)
A.9 char Drivers in UEK R5U1 (x86_64)
A.10 cpufreq Drivers in UEK R5U1 (x86_64)
A.11 crypto Drivers in UEK R5U1 (x86_64)
A.12 dax Drivers in UEK R5U1 (x86_64)
A.13 dca Drivers in UEK R5U1 (x86_64)
A.14 devfreq Drivers in UEK R5U1 (x86_64)
A.15 dma Drivers in UEK R5U1 (x86_64)
A.16 edac Drivers in UEK R5U1 (x86_64)
A.17 firewire Drivers in UEK R5U1 (x86_64)
A.18 firmware Drivers in UEK R5U1 (x86_64)
A.19 gpu Drivers in UEK R5U1 (x86_64)
A.20 hid Drivers in UEK R5U1 (x86_64)
A.21 hv Drivers in UEK R5U1 (x86_64)
A.22 hwmon Drivers in UEK R5U1 (x86_64)
A.23 i2c Drivers in UEK R5U1 (x86_64)
A.24 iio Drivers in UEK R5U1 (x86_64)
A.25 infiniband Drivers in UEK R5U1 (x86_64)
A.26 input Drivers in UEK R5U1 (x86_64)
A.27 iommu Drivers in UEK R5U1 (x86_64)
A.28 isdn Drivers in UEK R5U1 (x86_64)
A.29 leds Drivers in UEK R5U1 (x86_64)
A.30 md Drivers in UEK R5U1 (x86_64)
A.31 media Drivers in UEK R5U1 (x86_64)
A.32 memstick Drivers in UEK R5U1 (x86_64)
A.33 message Drivers in UEK R5U1 (x86_64)
A.34 mfd Drivers in UEK R5U1 (x86_64)
A.35 misc Drivers in UEK R5U1 (x86_64)
A.36 mmc Drivers in UEK R5U1 (x86_64)
A.37 mtd Drivers in UEK R5U1 (x86_64)
A.38 net Drivers in UEK R5U1 (x86_64)
A.39 ntb Drivers in UEK R5U1 (x86_64)
A.40 nvdimm Drivers in UEK R5U1 (x86_64)
A.41 nvme Drivers in UEK R5U1 (x86_64)
A.42 parport Drivers in UEK R5U1 (x86_64)
A.43 pci Drivers in UEK R5U1 (x86_64)
A.44 pcmcia Drivers in UEK R5U1 (x86_64)
A.45 pinctrl Drivers in UEK R5U1 (x86_64)
A.46 platform Drivers in UEK R5U1 (x86_64)
A.47 power Drivers in UEK R5U1 (x86_64)
A.48 pps Drivers in UEK R5U1 (x86_64)
A.49 ptp Drivers in UEK R5U1 (x86_64)
A.50 regulator Drivers in UEK R5U1 (x86_64)
A.51 rtc Drivers in UEK R5U1 (x86_64)
A.52 scsi Drivers in UEK R5U1 (x86_64)
A.53 ssb Drivers in UEK R5U1 (x86_64)
A.54 staging Drivers in UEK R5U1 (x86_64)
A.55 target Drivers in UEK R5U1 (x86_64)
A.56 thermal Drivers in UEK R5U1 (x86_64)
A.57 tty Drivers in UEK R5U1 (x86_64)
A.58 uio Drivers in UEK R5U1 (x86_64)
A.59 usb Drivers in UEK R5U1 (x86_64)
A.60 uwb Drivers in UEK R5U1 (x86_64)
A.61 vfio Drivers in UEK R5U1 (x86_64)
A.62 vhost Drivers in UEK R5U1 (x86_64)
A.63 video Drivers in UEK R5U1 (x86_64)
A.64 virtio Drivers in UEK R5U1 (x86_64)
A.65 w1 Drivers in UEK R5U1 (x86_64)
A.66 watchdog Drivers in UEK R5U1 (x86_64)
A.67 xen Drivers in UEK R5U1 (x86_64)