Kernel update: Virtuozzo ReadyKernel patch 95.0 for Virtuozzo 7.0 and Virtuozzo Infrastructure Platform 2.5

Issue date: 2020-01-14

Applies to: Virtuozzo 7.0, Virtuozzo Infrastructure Platform 2.5

Virtuozzo Advisory ID: VZA-2020-001

1. Overview

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to the kernels 3.10.0-862.9.1.vz7.63.3 (Virtuozzo 7.0.8), 3.10.0-862.11.6.vz7.64.7 (Virtuozzo 7.0.8 HF1), 3.10.0-862.20.2.vz7.73.29 (Virtuozzo 7.0.9 and Virtuozzo Infrastructure Platform 2.5), 3.10.0-957.10.1.vz7.85.17 (Virtuozzo 7.0.10), 3.10.0-957.12.2.vz7.86.2 (Virtuozzo 7.0.10 HF1).

2. Bug Fixes

  • [3.10.0-862.9.1.vz7.63.3 to 3.10.0-957.12.2.vz7.86.2] scsi: printing lots of messages about rejected I/O causes a hard lockup and a kernel crash. (PSBM-100118)

  • [3.10.0-862.9.1.vz7.63.3 to 3.10.0-957.12.2.vz7.86.2] Potential kernel crash in __radix_tree_insert() when fscache is used for NFS mounts. (PSBM-100579)

3. Installing the Update

Download, install, and immediately apply the patch to the current kernel by running ‘readykernel update’.