kernel: blk-mq: setup queue ->tag_set before initializing hctx

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly setting the tagset of queue before initializing hctx, resulting in kernel oops...