Bug 4888 - [ANCK 4.10] 龙蜥4.19内核nvme热拔插后不识别
Summary: [ANCK 4.10] 龙蜥4.19内核nvme热拔插后不识别
Status: NEW
Alias: None
Product: ANCK 4.19 Dev
Classification: ANCK
Component: block/storage (show other bugs) block/storage
Version: 4.19-026.x
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: hobbit
QA Contact: shuming
URL:
Whiteboard:
Keywords:
: 6286 (view as bug list)
Depends on:
Blocks:
 
Reported: 2023-05-08 20:12 UTC by wangkaiyuan
Modified: 2023-09-08 11:21 UTC (History)
6 users (show)

See Also:


Attachments
nvme磁盘热拔插不识别问题相关dmesg日志,磁盘信息。 (1.06 MB, application/x-zip-compressed)
2023-05-08 20:12 UTC, wangkaiyuan
Details

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Description wangkaiyuan inspur_group 2023-05-08 20:12:09 UTC
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
Comment 1 hobbit alibaba_cloud_group 2023-05-18 14:01:57 UTC
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。
Comment 2 hobbit alibaba_cloud_group 2023-09-08 11:21:50 UTC
*** Bug 6286 has been marked as a duplicate of this bug. ***