Created attachment 728 [details] nvme磁盘热拔插不识别问题相关dmesg日志,磁盘信息。 Description of problem: 龙蜥4.19内核nvme热拔插后不识别 Version-Release number of selected component (if applicable): kernel-4.19.91-26.6 x86_64 CPU:Hygon & Intel How reproducible: 热拔插nvme磁盘出现不识别问题
结合异常情况下的日志与代码分析来看,尽管内核多次retry读取链接状态寄存器,仍检测到PCIe的链路状态一直没有active,最终retry超时,初始化nvme盘失败。建议排查PCIe链接状态为何一直没active。
*** Bug 6286 has been marked as a duplicate of this bug. ***