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To: Pavel Machek , David Wang <00107082@163.com>, regressions@lists.linux.dev Cc: sivanich@hpe.com, kevin.tian@intel.com, baolu.lu@linux.intel.co, jroedel@suse.de, linux-kernel@vger.kernel.org References: <20240530114907.4836-1-00107082@163.com> From: "Linux regression tracking (Thorsten Leemhuis)" Content-Language: en-US, de-DE Reply-To: Linux regressions mailing list In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1718279077;3b71a3fd; X-HE-SMSGID: 1sHisa-0002dB-Er On 13.06.24 13:04, Pavel Machek wrote: >> My system fails to resurrect after `systemctl suspend` with 6.10-rc1, >> when pressing power button, the machine "sounds" starting(fans roaring), >> but my keyboard/mouse/monitor is not powered, and I have nothing to >> do but powering cycle the system. >> >> I run a bisect session, and narrows it down to following commit: >> >> commit d74169ceb0d2e32438946a2f1f9fc8c803304bd6 >> Author: Dimitri Sivanich >> Date: Wed Apr 24 15:16:29 2024 +0800 >> >> iommu/vt-d: Allocate DMAR fault interrupts locally >> > [...] >> And I have confirmed that reverting this commit can fix my problem. > > Bisected regression. Should we simply revert the patch? No need to afaics, as this afaics is fixed by "iommu/amd: Fix panic accessing amd_iommu_enable_faulting" which Joerg committed earlier today. https://lore.kernel.org/all/ZljHE%2FR4KLzGU6vx@hpe.com/ https://lore.kernel.org/all/31f16e4e.afe2.18fc9d5dad0.Coremail.00107082@163.com/ Ciao, Thorsten