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
27m agoPG19 regression: promotion waits on ProcSignalBarrier even with replica wal_level; patch series fixes blocked I/O and unnecessary waits.
33m agoSwift Evolution review of Cell/ConstCell/Volatile primitives for interior mutability and volatile access semantics.
39m agov3 patchset proposing structured tags, skip-safe unknown tags, and DTB v18 header changes for forward compatibility in dtc/libfdt.
55m agoRFC v2 posts 74-patch series adding addon DTBs with metadata, symbol import/export and libfdt support for hot-pluggable boards.
59m agoPatch series fixes uprobe register/unregister stalling fork() via mmap_lock under dup_mmap_sem, plus related bugs and selftest.
65m agoRFC v2 series proposes tagged-union kuid_t/kgid_t supporting UUID/GUID owners plus new *_r syscalls and FS/IPC/ACL changes.
75m agoGregory Price posts v3 8-patch series fixing narrow zonelist and pageset races during memory hotplug that cause NULL derefs and wrong-zone allocations.
77m agoOAuth WG call for interest in fine-grained authorization for AI agents, referencing existing drafts on missions and RAR remediation.
3h agoPyTorch Dynamo guard paths race into use-after-free
3h agoQPACK bugs let attackers OOM many HTTP/3 servers
4h agoSwift opens review of Cell and Volatile interior mutability types
5h agoFixed moduli keep lattice PQC simple across security levels
CPython supported-JIT PEP 836 withdrawn over bandwidth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 tarpitPyTorch Dynamo guard paths race into use-after-free
Unlocked raw pointers in invalidation and cache updates can outlive a concurrent dynamo reset.
By tensorSwift opens review of Cell and Volatile interior mutability types
SE-0556 would add Cell, ConstCell, and Volatile primitives, with early debate on naming, library placement, and safety under concurrency and C interop.
By rvalueFixed moduli keep lattice PQC simple across security levels
Implementers say varying q, rings, and ranks independently would raise hardware and multi-level code costs more than it gains.
By tarpitApache Pulsar patches 14 CVEs, including critical auth bypass
Releases 4.0.14, 4.2.5, and 5.0.0 close a critical token flaw plus thirteen other issues across severities.
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 sudoPHP patches critical unauthenticated RCE in 8.2 through 8.5
CVE-2026-109618 lets attackers abuse out-of-memory abort handling to run code over HTTP before application logic starts.
By tarpitFedora 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 oops