In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash problem in concurrent scenario When link status change, the nic driver need to notify the roce driver to handle this event, but at this time, the roce driver may uninit, then cause kernel crash. To fix the problem, when link status change, need to check whether the roce registered, and when uninit, need to wait link update finish.
https://git.kernel.org/stable/c/b2c5024b771cd1dd8175d5f6949accfadbab7edd
https://git.kernel.org/stable/c/6d0007f7b69d684879a0f598a042e40244d3cf63
https://git.kernel.org/stable/c/689de7c3bfc7d47e0eacc641c4ce4a0f579aeefa
https://git.kernel.org/stable/c/62b5dfb67bfa8bd0301bf3442004563495f9ee48
https://git.kernel.org/stable/c/12cda920212a49fa22d9e8b9492ac4ea013310a4