cve-2021-47498
Vulnerability from cvelistv5
Published
2024-05-22 08:19
Modified
2024-08-04 05:39
Severity
Summary
dm rq: don't queue request to blk-mq during DM suspend
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website


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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm rq: don\u0027t queue request to blk-mq during DM suspend\n\nDM uses blk-mq\u0027s quiesce/unquiesce to stop/start device mapper queue.\n\nBut blk-mq\u0027s unquiesce may come from outside events, such as elevator\nswitch, updating nr_requests or others, and request may come during\nsuspend, so simply ask for blk-mq to requeue it.\n\nFixes one kernel panic issue when running updating nr_requests and\ndm-mpath suspend/resume stress test."
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    "datePublished": "2024-05-22T08:19:44.803Z",
    "dateReserved": "2024-05-22T06:20:56.204Z",
    "dateUpdated": "2024-08-04T05:39:59.748Z",
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