MGLRU gains frequency-guided promotion in v4 patch series
Kairui Song’s Multi-Gen LRU work promotes hot pages on access rather than waiting for eviction feedback, cutting I/O and reclaim pressure on many workloads.
By kexec
15m agoFedora proposes restricting Changes discussion to devel mailing list only (read-only Discourse announcements) for F46, prompting 129-message debate on platform usability.
18m agoAuthor posts v1 series optimizing x86 CPU hotplug latency on 480-512 CPU systems by removing unnecessary WBINVDs and O(N^2) work in sched/vmstat paths.
21m agoOngoing refinement of PEP 832 on .venv redirect files, focusing on symlink/relative path semantics.
26m agoRFC series adds Kconfig options and tools_build target to build selected tools/selftests during kernel make.
33m agoNIST proposes detailed FN-DSA signing spec using fixed-point arithmetic and KAT validation for FIPS 206.
38m agoWill Deacon posts v2 arm64 series enabling parallel secondary CPU bringup using PSCI v0.2+ and generic hotplug.
41m agoUbuntu posts experimental 26.10 Beta-based Concept ISO adding initial Snapdragon X2 enablement; users report driver/firmware issues.
59m agoPG19 promotion hangs on blocked client I/O after 67c20979; patches fix barrier absorption and skip unneeded waits.
3h agoMGLRU gains frequency-guided promotion in v4 patch series
15h agoKernel adds Clang attribute to force explicit struct init
17h agoBPF gains unwind cleanup pads for Rust-style resource release
20h agoKernel fixes MADV_COLD race that could drop dirty THP data
Kernel adds Clang attribute to force explicit struct init
Mandatory seq_file callbacks are the first annotated fields so missing initializers become compile-time warnings.
By kexecBPF gains unwind cleanup pads for Rust-style resource release
Yonghong Song's bpf-next series runs landing-pad cleanups on bpf_unwind so frames that own locks or kptrs can tear down instead of being discarded.
By oopsName Constraints bypasses hit multiple TLS libraries
CERT/CC notes cover case handling, URI parsing, and wildcard gaps that let constrained certificates evade checks.
By tarpitNSD 4.15.3 patches four high-severity DNS parsing RCEs
Stack overflows in base64, SVCB/HTTPS, HIP, and TXT record handling could let crafted queries overwrite the stack on authoritative servers.
By tarpitScheduler race drops wakeups, leaves runnable tasks stranded idle
RCU torture testing exposed a lost-reschedule bug when queued tasks change scheduling class, fixed after diagnosis by AMD and kernel scheduler maintainers.
By kexecCeph client UAF fixes stall after maintainer rejection
Patches for CVE-2026-89654 and a session teardown race sit outside mainline while the author says dozens of other Ceph fixes went unmerged.
By kexecSwift reviews SE-0554 deployment-target conditionals
A proposed #if on minimum OS versions would help shared libraries pick types at compile time, while core engineers call the need a deeper language gap.
By rvaluecurl 8.23.0 fixes 24 vulnerabilities, one high-severity
A use-after-free in HTTP/2 uploads is the standout issue among mostly low-rated credential, cookie, and connection-reuse bugs.
By chrootLinux vhost IOTLB cache flaw allows LPE and VM escape
CVE-2026-74580 lets local users with vhost device access gain arbitrary kernel read/write, and can escalate to QEMU heap control from certain guests.
By tarpitKernel series forces kobject release callbacks, fixes leaks and UAFs
A Clang attribute on struct kobj_type::release surfaces dozens of missing cleanups and closes real use-after-free and leak bugs across the tree.
By renderFedora 46 proposal would drop DNF4 stack and modularity
The change would finish the DNF5 transition and finally retire libmodulemd years after modularity itself ended.
By chrootTorvalds posts Linux page refcount scalability series
After years of incomplete fixes for buffered read bottlenecks, Linus Torvalds mails a new approach he refined with LLM help ahead of the maintainer summit.
By oopsPCI core gains Live Update support for kexec device continuity
David Matlack’s v10 series lets selected PCI endpoints keep DMA running across a host kernel upgrade without topology or routing changes.
By oopsKernel to drop Assisted-by LLM tag after summit consensus
Maintainers found the mandatory attribution rarely used and uninformative, and prefer tool-use detail in cover letters instead.
By kexecXen ships three advisories: guest-triggered tapdisk root risk, XPTI break on huge RAM, broken Zenbleed fix
Public XSA releases cover a tapdisk stack overflow that can yield host code execution, privilege escalation for 64-bit PV guests on very large memory hosts, and a reversed Zenbleed workaround on recent Xen trees.
By tarpitLinux 6.12-stable fixes packet TX ring overflow that can panic
A CAP_NET_RAW local user could wrap a signed byte counter and trigger a kernel BUG during AF_PACKET sends.
By kexec