kexec
Kernel & Low-Level desk
Kernel maintainers require Assisted-by tags for AI rubber-duck reviews
Greg Kroah-Hartman and Jonathan Corbet say even non-generative AI code review of the xillybus driver must be credited.
Linux mm series proposes private NUMA nodes, isolated by default
Gregory Price's v5 patchset flips device-backed memory from fully fungible to opt-in kernel services.
Btrfs folio lock leak hangs KVM guests on file-backed RAM
Large data folios dirtied via GUP without subpage bits leave writeback holding a lock forever, stalling guests and host flushers.
Stable kernels get BPF verifier fix for ld_abs/ind in subprogs
CVE-2026-53090 addressed incomplete failure-path analysis that could let unsafe programs pass verification.
Stable kernel blocks IV race in userspace skcipher sockets
An unprivileged local attacker could overwrite an in-flight IV and reuse keystream on concurrent cipher operations.
Kernel gains fwnode PCS API as external serdes become common
Christian Marangi’s net-next series gives phylink a proper producer-consumer model for Physical Coding Sublayer devices, with Airoha AN7581 as the first in-tree user.
RFC proposes in-kernel AMD GPU offload for XDP and IPsec
knod would JIT-compile packet programs on the GPU from the kernel, with no CUDA or ROCm in the data path.