Kernel update: Virtuozzo ReadyKernel patch 102.0 for Virtuozzo 7.0, Virtuozzo Infrastructure Platform 2.5, 3.0 and Virtuozzo Hybrid Infrastructure 3.5¶
Issue date: 2020-04-06
Applies to: Virtuozzo 7.0, Virtuozzo Infrastructure Platform 2.5, Virtuozzo Infrastructure Platform 3.0, Virtuozzo Hybrid Infrastructure 3.5
Virtuozzo Advisory ID: VZA-2020-026
1. Overview¶
The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to the kernels 3.10.0-862.11.6.vz7.64.7 (Virtuozzo 7.0.8 HF1), 3.10.0-862.20.2.vz7.73.24 (Virtuozzo 7.0.9 and Virtuozzo Infrastructure Platform 2.5), 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), 3.10.0-957.12.2.vz7.96.21 (Virtuozzo 7.0.11 and Virtuozzo Infrastructure Platform 3.0), 3.10.0-1062.4.2.vz7.116.7 (Virtuozzo 7.0.12 HF1 and and Virtuozzo Hybrid Infrastructure 3.5), 3.10.0-1062.12.1.vz7.131.10 (Virtuozzo 7.0.13). NOTE: No more patches are planned for the kernel 3.10.0-862.11.6.vz7.64.7, support for which ends with this update.
2. Bug Fixes¶
[3.10.0-862.11.6.vz7.64.7 to 3.10.0-1062.12.1.vz7.131.10] A container with NFS server could force other such containers to use the older NFSv4 client tracker, which slows down NFS mounts. (PSBM-102363)
[3.10.0-1062.12.1.vz7.131.10] ext4: potential kernel crash (general protection fault) in ext4_free_blocks(). (PSBM-102478)
[3.10.0-862.11.6.vz7.64.7 to 3.10.0-1062.12.1.vz7.131.10] netfilter: kernel crash in the implementation of nf_tables due to use-after-free in dynamic operations. (PSBM-102655)
[3.10.0-862.11.6.vz7.64.7 to 3.10.0-1062.12.1.vz7.131.10] mpt2sas: scheduling while atomic in _scsih_io_done(). (VSTOR-32221)
3. Installing the Update¶
Download, install, and immediately apply the patch to the current kernel by running ‘readykernel update’.
4. References¶
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-64.7-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-73.24-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-73.29-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-85.17-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-86.2-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-96.21-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-116.7-102.0-1.vl7/
https://readykernel.com/patch/Virtuozzo-7/readykernel-patch-131.10-102.0-1.vl7/
The JSON file with the list of new and updated packages is available at https://docs.virtuozzo.com/vza/VZA-2020-026.json.