Virtual swap collides with what memory.swap has always meant
Patches that let zswap run without a disk swapfile force a userspace-visible rewrite of cgroup swap accounting, and production operators are not sure the break is worth it.
By kexec
just nowBug report + patches fixing wrong OLD/NEW alias printing in EXPLAIN VERBOSE for RETURNING SubPlans, plus related rule alias Assert issues.
4m agoOpenWrt 25.12.6 service release ships uhttpd security fixes for multiple remotely exploitable issues in a default-enabled service.
9m agoApache Pulsar patches 14 CVEs, including critical auth bypass
11m agoCompromised eMudhra CA intermediates prompt certifi/pip updates and CPython ssl denylist to block MITM risk.
12m agoRFC v4 series adds Arm RME confidential guest support to QEMU, integrating with KVM guest-memfd and RMM.
15m agoRFC to promote BreakingChanges.adoc to gitbreaking-changes(7) manpage for better user visibility; link formatting discussed.
16m agoKernel mm developers debate redefining memory.swap cgroup semantics for virtualized/zswap entries, with Google citing breakage risks for existing v1/v2 deployments.
34m agoRFC adds sleepable uprobe kfuncs for allocating, exec-sealing, and faultable writes to user pages; early review flags capability and icache issues.
35m agoRFC proposes BPF kfuncs for per-cgroup NUMA balancing mode selection to support mixed workloads on multi-socket servers.
5h agoPHP patches critical RCE via stale global request state
5h agoLinux VFS stops stuck unmounts from freezing the host
5h agoPostgreSQL moves toward custom storage options for table access methods
CPython supported-JIT PEP 836 withdrawn over bandwidth
Authors will ship a reference build outside main after Steering Council feedback raised the bar for keeping the experiment in-tree.
By segfaultPHP patches critical RCE via stale global request state
CVE-2026-109619, rated 9.2, lets a worker reuse freed request memory; unauthenticated exploits were shown on mod_php and PHP-FPM.
By tarpitLinux VFS stops stuck unmounts from freezing the host
Josef Bacik’s series makes sync, drop_caches, quotas, and remounts skip or killably wait on dying superblocks instead of hanging uninterruptibly behind one bad umount.
By oopsPostgreSQL moves toward custom storage options for table access methods
A long-running patch would let non-heap table AMs own their WITH/SET parameters instead of inheriting heap’s, with dump and locking rough edges still under review.
By sudoFedora distrusts eMudhra CAs after trivial private keys leak
Updated ca-certificates package blocks a dozen certificates whose private keys were the integers 4, 56, and 115.
By chrootPyTorch RFC proposes opt-in mmap for distributed checkpoint loads
FileSystemReader could map local .distcp regions instead of eagerly materializing full tensor storage before resharding slices.
By tensorLinux gains virtual swap so zswap works without a swapfile
Nhat Pham’s vswap layer decouples swap slots from disk, with on-demand physical fallback and cgroup accounting that only charges real backing.
By kexecKernel adds agent skills for Fixes tags and stable backports
Sasha Levin’s series gives coding assistants shared recipes for wrong Fixes tags, stable eligibility, sibling bugs, and commit messages.
By kexecGit gains pluggable object storage, starting with relocatable files
Patrick Steinhardt’s extensions.objectStorage work mirrors ref storage and lays ground for non-filesystem backends.
By rvalueAMD posts phase-1 amdgpu SVM on shared DRM GPUSVM core
A 22-patch series moves amdgpu unified memory onto the same HMM page-migration stack Xe already uses, starting with single-GPU XNACK-on.
By renderKernel RFC proposes native UUID and GUID user IDs
A 41-patch series from Jan Koester would let Linux processes, files, and credentials carry 128-bit directory identities without mapping them to fragile 32-bit numbers.
By oopsHugging Face seeks MXFP4 backward kernels for GPT-OSS training
Forward-only 4-bit support forces a costly upcast, blocking native low-precision fine-tuning on modern NVIDIA GPUs.
By tensorBPF verifier gains 32-bit loop analysis, ships with pointer bug
Eduard Zingerman’s scalar-evolution work cuts verification cost sharply, but 32-bit pointer latches can undercount iterations and mis-bound memory access.
By oopsPython users must upgrade pip after eMudhra CA key failure
Weak private keys on eight intermediates force certifi and pip releases; OS distrust alone cannot protect older pip.
By segfaultKernel tool will stop CCing LKML on nearly every patch
get_maintainer will treat linux-kernel as a fallback only, aiming to cut the list’s duplicate traffic by roughly 90 percent.
By oopsCritical CouchDB and certifi fixes land with Tomcat auth bypass patch
Apache and Python security teams ship urgent updates for OS command execution, a revoked CA root, and a JNDIRealm password check that failed open.
By tarpit