[BUG] amd_iommu driver timeout (i >= MMIO_STATUS_TIMEOUT) during S3 resume on ASUS B650M (Ryzen 8700G)
Gareth Wilson <[email protected]> Fri, 7 Aug 2026 02:10:27 +0000 (UTC)
| Newsgroups | dev.linux.lists.iommu |
|---|---|
| Message-ID | <[email protected]> |
Hello I'm experiencing random long resume from suspend times that are fixed by adding this to the kernel boot command, amd_iommu=off I've attached some dmesg logs of the issue Kernel: 7.1.5-artix1-2 PREEMPT (Artix Linux)Hardware: ASUS TUF GAMING B650M-E WIFIBIOS Version: 3854 (Release Date: 04/03/2026)CPU: Ryzen 8700G Please let me know if there's any more info needed Thanks Gareth
dmesg
(application/octet-stream, 5.9 KB) - not displayed
interrupts
(application/octet-stream, 4.2 KB) - not displayed