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Home Page Alibaba Cloud Linux User Guide Kernel Live Patching Kernel Live Patching FAQ

Kernel Live Patching FAQ

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This topic provides the troubleshooting information about and solutions to Kernel Live Patching (KLP) issues.

Vulnerabilities and known issues

  • Vulnerability CVE-2021-33909 in Alibaba Cloud Linux 2 ECS instances

  • Fix the CVE-2021-22555 vulnerability in an Alibaba Cloud Linux 2 instance

  • System breakdown on an ECS instance running Alibaba Cloud Linux 2 due to null pointer access during interrupt handling

  • Abnormal rq->nr_running statistics in a throttling scenario on an ECS instance running Alibaba Cloud Linux 3

  • System breakdown on an ECS instance running Alibaba Cloud Linux 2 caused by an exception after enabling the Ftrace Filter feature

  • System breakdown on an ECS instance running Alibaba Cloud Linux 2 due to a dentry leak in OverlayFS

  • System breakdown on an ECS instance running Alibaba Cloud Linux 2 due to accessing a released file system inode

  • System breakdown on an ECS instance running Alibaba Cloud Linux 2 due to a page fault exception

  • What do I do if a memory leak occurs on the Intel SGX driver of an Alibaba Cloud Linux 2 ECS instance in specific cases?

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