https://blog.qife122.com/tags/nvme/ Recent content in NVMe on 办公AI智能小助手 Hugo zh-cn qife Sun, 07 Dec 2025 06:52:15 +0800 https://blog.qife122.com/p/linux%E5%86%85%E6%A0%B8nvme-fc%E9%A9%B1%E5%8A%A8%E6%BC%8F%E6%B4%9Ecve-2025-40261%E5%BC%82%E6%AD%A5%E4%BB%BB%E5%8A%A1%E5%8F%96%E6%B6%88%E9%A1%BA%E5%BA%8F%E9%94%99%E8%AF%AF%E5%8F%AF%E5%AF%BC%E8%87%B4%E5%86%85%E6%A0%B8%E5%B4%A9%E6%BA%83/ Sun, 07 Dec 2025 06:52:15 +0800 https://blog.qife122.com/p/linux%E5%86%85%E6%A0%B8nvme-fc%E9%A9%B1%E5%8A%A8%E6%BC%8F%E6%B4%9Ecve-2025-40261%E5%BC%82%E6%AD%A5%E4%BB%BB%E5%8A%A1%E5%8F%96%E6%B6%88%E9%A1%BA%E5%BA%8F%E9%94%99%E8%AF%AF%E5%8F%AF%E5%AF%BC%E8%87%B4%E5%86%85%E6%A0%B8%E5%B4%A9%E6%BA%83/ <h1 id="cve-2025-40261---nvme-nvme-fc-ensure--ioerr_work-is-cancelled-in-nvme_fc_delete_ctrl">CVE-2025-40261 - nvme: nvme-fc: Ensure -&gt;ioerr_work is cancelled in nvme_fc_delete_ctrl()</h1> <h2 id="概述">概述</h2> <h2 id="漏洞时间线">漏洞时间线</h2> <h2 id="描述">描述</h2> <p>在Linux内核中，已修复以下漏洞：</p> <p><strong>nvme: nvme-fc: 确保在 <code>nvme_fc_delete_ctrl()</code> 中取消 <code>-&gt;ioerr_work</code></strong></p> <p><code>nvme_fc_delete_association()</code> 在返回前会等待待处理的I/O操作完成，而错误可能导致在 <code>cancel_work_sync()</code> 被调用之后，<code>-&gt;ioerr_work</code> 才被加入队列。将 <code>cancel_work_sync()</code> 的调用移到 <code>nvme_fc_delete_association()</code> 之后，以确保在释放 <code>nvme_fc_ctrl</code> 对象时，<code>-&gt;ioerr_work</code> 没有在运行。否则，可能发生以下情况：</p> https://blog.qife122.com/p/nvme%E8%AE%BE%E5%A4%87%E7%94%B5%E6%BA%90%E7%8A%B6%E6%80%81%E5%88%87%E6%8D%A2%E6%95%85%E9%9A%9C%E7%9A%84%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88/ Tue, 04 Nov 2025 14:44:00 +0800 https://blog.qife122.com/p/nvme%E8%AE%BE%E5%A4%87%E7%94%B5%E6%BA%90%E7%8A%B6%E6%80%81%E5%88%87%E6%8D%A2%E6%95%85%E9%9A%9C%E7%9A%84%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88/ <h1 id="nvme无法从d3cold状态切换到d0状态设备无法访问">NVMe：无法从D3cold状态切换到D0状态，设备无法访问</h1> <h2 id="问题描述">问题描述</h2> <p>突然，在无明显触发因素的情况下，我的NVMe驱动器出现故障，<code>/dev/nvme0n1p1</code> 设备消失：</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span><span class="lnt">5 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-fallback" data-lang="fallback"><span class="line"><span class="cl">[136975.461964] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, PCI_STATUS=0xffff </span></span><span class="line"><span class="cl">[136975.461978] nvme nvme0: Does your device have a faulty power saving mode enabled? </span></span><span class="line"><span class="cl">[136975.461983] nvme nvme0: Try &#34;nvme_core.default_ps_max_latency_us=0 pcie_aspm=off pcie_port_pm=off&#34; and report a bug </span></span><span class="line"><span class="cl">[136975.533762] nvme 0000:03:00.0: Unable to change power state from D3cold to D0, device inaccessible </span></span><span class="line"><span class="cl">[136975.534208] nvme nvme0: Disabling device after reset failure: -19write </span></span></code></pre></td></tr></table> </div> </div><p>随后出现了大量底层设备的缓冲区I/O错误。我尝试卸载并重新加载nvme和nvme-core模块，但问题仍未解决：</p>