LoongArch: Only call get_timer_irq() once in constant_clockevent_init()

{
  "id": "30815d522e78f3389fe751b4bc8889afadb2d4614afb26912c984a32d02be5fe",
  "url": "https://osv.dev/vulnerability/CVE-2023-53067",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "LoongArch: Only call get_timer_irq() once in constant_clockevent_init()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: LoongArch: Only call get_timer_irq() once in constant_clockevent_init() Under CONFIG_DEBUG_ATOMIC_SLEEP=y and CONFIG_DEBUG_PREEMPT=y, we can see the following messages on LoongArch, this is because using might_sleep() in preemption disable context. [ 0.001127] smp: Bringing up secondary CPUs ... [ 0.001222] Booting CPU#1... [ 0.001244] 64-bit Loongson Processor probed (LA464 Core) [ 0.001247] CPU1 revision is: 0014c012 (Loongson-64bit) [ 0.001250] FPU1 revision is: 00000000 [ 0.001252] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:283 [ 0.001255] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 0.001257] preempt_count: 1, expected: 0 [ 0.001258] RCU nest depth: 0, expected: 0 [ 0.001259] Preemption disabled at: [ 0.001261] [<9000000000223800>] arch_dup_task_struct+0x20/0x110 [ 0.001272] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.2.0-rc7+ #43 [ 0.001275] Hardware name: Loongson Loongson-3A5000-7A1000-1w-A2101/Loongson-LS3A5000-7A1000-1w-A2101, BIOS vUDK2018-LoongArch-V4.0.05132-beta10 12/13/202 [ 0.001277] Stack : 0072617764726148 0000000000000000 9000000000222f1c 90000001001e0000 [ 0.001286] 90000001001e3be0 90000001001e3be8 0000000000000000 0000000000000000 [ 0.001292] 90000001001e3be8 0000000000000040 90000001001e3cb8 90000001001e3a50 [ 0.001297] 9000000001642000 90000001001e3be8 be694d10ce4139dd 9000000100174500 [ 0.001303] 0000000000000001 0000000",
    "evidence": "osv:CVE-2023-53067",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.1.21",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.2.8",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-53067",
      "aliases": [
        "CVE-2023-53067"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fa96b57c149061f71a70bd6582d995f6424fbbf4"
                },
                {
                  "fixed": "b9c379e1d7e141b102f41858c9b8f6f36e7c89a4"
                },
                {
                  "fixed": "acadbd058fa12b510fbecca11eae22bd6f654250"
                },
                {
                  "fixed": "bb7a78e343468873bf00b2b181fcfd3c02d8cb56"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53067.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "6.1.21"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.2.8"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53067.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:46.413321224Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/acadbd058fa12b510fbecca11eae22bd6f654250",
        "https://git.kernel.org/stable/c/b9c379e1d7e141b102f41858c9b8f6f36e7c89a4",
        "https://git.kernel.org/stable/c/bb7a78e343468873bf00b2b181fcfd3c02d8cb56",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53067.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53067",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53067.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-53067",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 514437,
  "published_at": "2025-05-02T15:55:20.477+00:00"
}