Month: June 2021

FreeBSD Errata Notice FreeBSD-EN-21:20.vlan

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FreeBSD-EN-21:20.vlan Errata Notice
The FreeBSD Project

Topic: Missing backwards compatibility in vlan(4)

Category: core
Module: vlan
Announced: 2021-06-29
Affects: FreeBSD 13.0
Corrected: 2021-04-12 22:18:33 UTC (stable/13, 13.0-STABLE)
2021-06-29 17:09:25 UTC (releng/13.0, 13.0-RELEASE-p3)

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FreeBSD Errata Notice FreeBSD-EN-21:22.linux_futex

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FreeBSD-EN-21:22.linux_futex Errata Notice
The FreeBSD Project

Topic: Linux compatibility layer futex(2) system call vulnerability

Category: core
Module: kernel
Announced: 2021-06-29
Credits: Dmitry Chagin
Affects: All supported versions of FreeBSD.
Corrected: 2021-06-29 19:58:32 UTC (stable/13, 13.0-STABLE)
2021-06-29 20:06:09 UTC (releng/13.0, 13.0-RELEASE-p3)
2021-06-29 20:01:48 UTC (stable/12, 12.2-STABLE)
2021-06-29 20:26:15 UTC (releng/12.2, 12.2-RELEASE-p9)
2021-06-29 20:01:14 UTC

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FreeBSD Errata Notice FreeBSD-EN-21:21.ipfw

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FreeBSD-EN-21:21.ipfw Errata Notice
The FreeBSD Project

Topic: Kernel panic with ipfw link-layer filtering enabled

Category: core
Module: ipfw
Announced: 2021-06-29
Affects: FreeBSD 13.0
Corrected: 2021-06-19 14:08:49 UTC (stable/13, 13.0-STABLE)
2021-06-29 17:09:43 UTC (releng/13.0, 13.0-RELEASE-p3)

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FreeBSD Errata Notice FreeBSD-EN-21:19.libcasper

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FreeBSD-EN-21:19.libcasper Errata Notice
The FreeBSD Project

Topic: libcasper assertion failure

Category: core
Module: libcasper
Announced: 2021-06-29
Credits: Borja Marcos, Jung-uk Kim
Affects: All supported versions of FreeBSD.
Corrected: 2021-06-15 18:14:43 UTC (stable/13, 13.0-STABLE)
2021-06-29 17:09:02 UTC (releng/13.0, 13.0-RELEASE-p3)
2021-06-16 20:25:22 UTC (stable/12, 12.2-STABLE)
2021-06-29 20:26:12 UTC (releng/12.2, 12.2-RELEASE-p9)
2021-06-16 20:30:46 UTC (stable/11, 11.4-STABLE)

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FreeBSD Errata Notice FreeBSD-EN-21:18.libc++

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FreeBSD-EN-21:18.libc++ Errata Notice
The FreeBSD Project

Topic: Missing C++20 headers in libc++

Category: contrib
Module: libc++
Announced: 2021-06-29
Affects: FreeBSD 13.0
Corrected: 2021-06-03 18:53:18 UTC (stable/13, 13.0-STABLE)
2021-06-29 17:08:58 UTC (releng/13.0, 13.0-RELEASE-p3)

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NVMM and DragonFly?

Judging from this large number of commits talking about NVMM support, Aaron Li is bringing NVMM from NetBSD to DragonFly.  And here’s some minor statistics.

Lazy Reading for 2021/06/27

There are some fun diversions this week. Redux 001: BuzzPhrasing. Modern Unix tools.  (via) From the comments on the last source: xutil and Visidata. PNG and JPG explainers.  (via) Clearly a mini VT100 is required for a mini PDP-8. A “life clock” that could outlive you thanks to solar power and e-ink. Wrist mounted cyberdeck with expansion …

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HAMMER2 tweaks

Matthew Dillon’s fixed a possible deadlock in HAMMER2, plus some optimizations that I can’t quantify, but are fun to read about.

ChiBUG meeting tonight

ChiBUG’s in-person meeting is tonight.  Go, if you are near.  (and vaccinated, which you should be.)  There will be stickers and of course pizza.

A extra script for Emacs/tcsh

If you like csh/tcsh, and also Emacs, there’s a eLisp file to put Emacs in csh script mode, now in DragonFly.
(Someone who uses Emacs more than me tell me if I have a wrong description.)

Lazy Reading for 2021/06/20

I am sorely tempted to buy one of those there Flippers. Internet Histories, Volume 5, Issue 2, June 2021.  (via) World’s first commercial flight simulator. (via) The Flipper Zero.  (via) The Age of Software: An Introduction. Monitoring the Health of Precursor’s TRNGs and Upgrading Precursor’s TRNG. Decoding the signal from 1988 Videophone.  (via) Basic Fantasy Role …

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Wireguard on DragonFly

You may run into a setup issue with Wireguard when trying to set it up on DragonFly. Keep an eye on this Go bug report if so.
Update: here’s a solution in the works.