LWN.
Linux News.
Open Source.

[$] LWN.net Weekly Edition for October 29, 2026

29.10.2026

Inside this week's LWN.net Weekly Edition: Front: Python JIT; Kernel clean up; Rust panics; Future Rust features; Northstar browser; 7.4 merge window; Smaller kernel stacks. Briefs: KeePassXC 2.8.0; Redox ring buffers; Rust in systemd; Quotes; ... An...

A report from the LPC sched_ext microconference

28.10.2026

The Linux Plumbers Conference blog has a report from the sched_ext microconference held in Prague. Three main topics dominated the discussions Priority inversion and how to handle it in sched_ext: lock holder and lock waiter preemption, time slice ex...

[$] The campaign to push Northstar into Linux distributions

28.10.2026

There is not a broad selection of mature, open-source web-browser engines for Linux users. Most of the browsers available for Linux are based on one of just three projects: Chromium's Blink, Firefox's Gecko, or WebKit. A new entrant would generally b...

Redox OS ring buffers project summary

28.10.2026

The Redox OS project, which is a Unix-like microkernel-based operating system written in Rust, has published a report on the work that it has done in the last year to implement io_uring-like I/O. Last year, the Redox team received a grant to develop ...

Security updates for Wednesday

28.10.2026

Security updates have been issued by AlmaLinux (emacs, thunderbird, and xdg-dbus-proxy), Debian (bind9, openjdk-21, pdns, php-mongodb, and thunderbird), Fedora (brotli, chromium, clevis, eog, flatpak, ghostscript, kernel, libinstpatch, libreswan, min...

Robinson: Raspberry Pi 5 on Fedora

27.10.2026

Peter Robinson has written a blog post about the current state of Fedora support for Raspberry Pi 5 devices. According to Robinson, the upcoming Fedora 45 release will work—with caveats—on all variants of the Raspberry Pi Model 5B; the Compute Module...

[$] Guidelines for panics in kernel code

27.10.2026

Alexandre Courbot spends most of his time working on the kernel doing code reviews. Recently, he's been wondering about what the standards should be for when Rust code is allowed to panic, and how it should do error handling more generally. Unlike m...

Security updates for Tuesday

27.10.2026

Security updates have been issued by AlmaLinux (bind, bind9.18, brotli, buildah, container-tools:4.0, container-tools:rhel8, firefox, flatpak, freeipmi, gcc, golang, grafana, httpd, kernel, kernel-rt, libreswan, libX11, lrzsz, nodejs:14, nodejs:18, o...

[$] Python's experimental JIT to be removed

26.10.2026

Python's experimental just-in-time (JIT) compiler, which was added to CPython in 2024 for the 3.13 release, is on its way out. In June, the Python steering council announced that it was pausing work on the JIT in CPython's main branch until there was...

Two stable kernels for Monday

26.10.2026

Greg Kroah-Hartman has announced the release of the 7.2.13 and 6.18.59 stable kernels. Each contains a number of fixes throughout the tree. Users are advised to upgrade.

Systemd adds support for components written in Rust

26.10.2026

Christian Brauner has announced that he has merged support for writing leaf components of systemd in Rust. Rust will be used only for new leaf components, existing code is not being ported to Rust and nothing that other components depend on is writte...

Security updates for Monday

26.10.2026

Security updates have been issued by AlmaLinux (ca-certificates, cockpit-machines, container-tools:4.0, expat, flute, libbase, libfonts, libformula, liblayout, libloader, libreoffice, librepository, libserializer, pentaho-libxml, pentaho-reporting-fl...

[$] The first part of the 7.4 merge window

23.10.2026

Since the merge window for 7.4 opened, there have been 6,753 non-merge changesets pulled into the mainline repository. Many more are expected, especially given the possibility that this merge window will be extended to three weeks. Still, even this ...

[$] Seeking smaller kernel stacks

23.10.2026

Memory has always been a scarce resource in computing systems, but the problem seems to have worsened recently. In particular, the worldwide shortage of memory chips has led to a renewed focus by systems developers on reducing memory usage. During th...

Security updates for Friday

23.10.2026

Security updates have been issued by AlmaLinux (buildah, expat, grafana, grafana-pcp, httpd, iperf3, openssh, php, php8.4, php:7.4, php:8.2, and php:8.3), Debian (aide, chromium, clamav, erlang, linux-6.12, roundcube, unbound, and webkit2gtk), Fedora...