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[kernel][kvm]SP2版本cpuidle_register_driver函数可能导致内存越界
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#I3VXYP
Bug
imxcc
Opened this issue
2021-06-17 13:07
硬件信息： 1） 裸机场景提供出问题的硬件信息； 2） 虚机场景提供虚机XML文件或者配置信息 软件信息： cat /etc/os-release NAME="openEuler" VERSION="20.03 (LTS-SP2)" ID="openEuler" VERSION_ID="20.03" PRETTY_NAME="openEuler 20.03 (LTS-SP2)" ANSI_COLOR="0;31" 4.19.90-2105.6.0.0090.oe1.x86_64 【问题复现步骤】   arm环境无问题，但是x86环境中config可能会配置poll_limit_ns开关，此时可能会导致内存越界 【预期结果】 正常 【实际结果】 越界
硬件信息： 1） 裸机场景提供出问题的硬件信息； 2） 虚机场景提供虚机XML文件或者配置信息 软件信息： cat /etc/os-release NAME="openEuler" VERSION="20.03 (LTS-SP2)" ID="openEuler" VERSION_ID="20.03" PRETTY_NAME="openEuler 20.03 (LTS-SP2)" ANSI_COLOR="0;31" 4.19.90-2105.6.0.0090.oe1.x86_64 【问题复现步骤】   arm环境无问题，但是x86环境中config可能会配置poll_limit_ns开关，此时可能会导致内存越界 【预期结果】 正常 【实际结果】 越界
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