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submitted 4 months ago by ylai@lemmy.ml to c/linux@lemmy.ml
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[-] kenkenken@sh.itjust.works 82 points 4 months ago

It is not informative yet, but I like that it's blue. It's a quite recognizable color. Windows made it recognizable by having a lot of BSODs. People are asking why it couldn't be just black, but with non-black BSOD one can recognize it instantly without reading the text.

[-] ylai@lemmy.ml 36 points 4 months ago

Just for reference, a few years back, (ex-Microsoft) David Plummer had this historical dive into the (MIPS) origin of the blue color, and how Windows is not blue anymore: https://youtu.be/KgqJJECQQH0?t=780

[-] kenkenken@sh.itjust.works 6 points 4 months ago

Oh, thanks! I don't know much about the current state of Windows.

[-] princessnorah@lemmy.blahaj.zone 2 points 4 months ago

Hey @Thorned_Rose@sh.itjust.works the last chapter of this video is called redscreen, are you David Plummer? lol

[-] PipedLinkBot@feddit.rocks 2 points 4 months ago

Here is an alternative Piped link(s):

https://piped.video/KgqJJECQQH0?t=780

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[-] Thorned_Rose@sh.itjust.works 76 points 4 months ago

Reminds me of my Windows XP days when I used to customise the hell out of everything I could... custom boot screen... and yes custom BSOD. Which I switched to red 🟥❗ One day my PC RSODs in front of a family member and he said, "Oh shit, that must be really bad if it's red instead of blue!" 😂

[-] ramble81@lemm.ee 20 points 4 months ago

VMware went with Purple for their hypervisors so you get a PSOD instead. Always was fun when you’d hit the console for a server and get greeted by that instead of the yellow and black split screen.

[-] princessnorah@lemmy.blahaj.zone 3 points 4 months ago

Ahh, that sweet yellow and black split screen 😌

[-] 01189998819991197253@infosec.pub 59 points 4 months ago

A QR code created from the actual fault text would be super helpful. That way we can scan it and get the full error message (details and all) on another device without having to snap a picture or something. But not like windows does it, where it's a link to a defunct page. I'm taking about the actual text transcoded into a QR code.

[-] SteveTech@programming.dev 34 points 4 months ago* (last edited 4 months ago)

I believe the main contributor for drm_panic wants to add one eventually. Here's what it might look like:

DRM panic handler panic screenshot https://gitlab.com/kdj0c/panic_report/-/issues/1

Link if you can't scan

Also it looks like the colours are configurable at compile time (with white on black default).

[-] Brickardo@feddit.nl 8 points 4 months ago

Ah man, I was hoping I'd be rickrolled

[-] 01189998819991197253@infosec.pub 4 points 4 months ago

This looks EXACTLY as I imagined!

[-] kurumin@linux.community 11 points 4 months ago

And windows shows it for a few seconds, never enough time to pick the phone.

[-] 01189998819991197253@infosec.pub 4 points 4 months ago* (last edited 4 months ago)

Agreed. Probably the only ~~One of the~~ good thing about the win98 BSOD is that it crashed/froze along with the computer, and the PC required a hard reboot. Yeah, I know, not intentional, but it allowed me to fully read the message.

Edit: crossout

[-] the_crotch@sh.itjust.works 3 points 4 months ago

You have to disable auto reboot on bsod

[-] Otherwise_Direction7@monyet.cc 2 points 4 months ago

This should be the default option when the blue screen happened, giving users chance to scan the QR and find out about the causes before they can try restarting their PC

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[-] verstra@programming.dev 50 points 4 months ago

What's DRM in this context? Surely linux kernel doesn't do digital rights management?

[-] jinwk00@lemm.ee 79 points 4 months ago

Direct Rendering Manager. Part of Linux kernel to communicate with GPUs.

[-] bishoponarope@lemmy.world 44 points 4 months ago

Direct Rendering Manager

[-] possiblylinux127@lemmy.zip 28 points 4 months ago
[-] grue@lemmy.world 4 points 4 months ago

Doesn't matter; I still get triggered by it every time anyway.

[-] DmMacniel@feddit.de 21 points 4 months ago

Actually there is DRM in the kernel thanks to the HDMI blobs.

[-] potatopotato@sh.itjust.works 17 points 4 months ago

Fuck HDMI. The committee makes doing custom hardware near impossible unless you're a mega corp

[-] Xephonian@retrolemmy.com 6 points 4 months ago

It was made by Hollywood for Hollywood.

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[-] fhein@lemmy.world 11 points 4 months ago

It ought to be mandatory to write this out whenever talking about Linux. I've seen more than one person bash Linux in a public forum "because it has digital rights management built into the kernel" after they've misinterpreted some news headline.

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[-] julianh@lemm.ee 46 points 4 months ago

Of all the things to take from windows, this is one of the better ones. Especially if it gets more info in the future. For less tech-literate users, a screen like this is a lot better than a hard to read dump to a terminal.

[-] possiblylinux127@lemmy.zip 22 points 4 months ago

They should still include more debugging into.

[-] Sekoia@lemmy.blahaj.zone 13 points 4 months ago* (last edited 4 months ago)

I'd suggest some kind of "press this key to view debug information" text (or make it documented but not visible, to avoid people just pressing whatever button is written on the screen)

[-] possiblylinux127@lemmy.zip 5 points 4 months ago

Why? People aren't idiots. If they don't know what it means they can look it up or ask for help.

[-] kitnaht@lemmy.world 16 points 4 months ago

People aren't idiots. If they don't know what it means they can look it up or ask for help.

Flip that. People are idiots. If they don't know what something means, they won't look it up. Not Desktop Linux users today but, definitely normies if Linux ever comes on a system they buy in the future.

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[-] kbal@fedia.io 28 points 4 months ago

The kernel art department really failed us here. Instead of a blue screen of death we could've had, I don't know, literally any other colour. I'd have gone with the Puce Screen of Panic.

[-] possiblylinux127@lemmy.zip 23 points 4 months ago

How about black on white with a clear stack trace visible

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[-] QuazarOmega@lemy.lol 12 points 4 months ago

Puce Screen of Panic

That's class

[-] mindbleach@sh.itjust.works 11 points 4 months ago

Guru Meditation red.

Alternately: yellow-and-black ASCII approximating Evangelion's ALART.

[-] cmnybo@discuss.tchncs.de 26 points 4 months ago

It needs more information about what went wrong. That's about as useful as a windows BSOD.

[-] savvywolf@pawb.social 7 points 4 months ago

Did they have to go with such a loud shade of blue? It would look so much better on the eyes if it was a nice deep dark blue.

Tbh I don't even know why it needs to be blue or any colour at all.

[-] ShortN0te@lemmy.ml 5 points 4 months ago

Everyone knows what the blue screen is. This makes the implication when the screen does appear really obvious.

No need to reinvent the wheel.

[-] KrapKake@lemmy.world 3 points 4 months ago* (last edited 4 months ago)

Agree, the old windows blue screen would sear your retinas, could definitely be tuned down a bit.

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[-] TheBroodian@hexbear.net 7 points 4 months ago

What does drm mean in this context?

[-] boonhet@lemm.ee 10 points 4 months ago

Direct Rendering Manager I believe

[-] biribiri11@lemmy.ml 7 points 4 months ago

Also see: systemd-bsod. Generates QR codes, too. I think blue for userspace boot-time errors and black for kernel stuff might be nice.

[-] nawordar@lemmy.ml 7 points 4 months ago

I thought for a minute that Linux now panics when trying to play DRM'd content

[-] autotldr@lemmings.world 6 points 4 months ago

This is the best summary I could come up with:


After being talked about for years of DRM panic handling and coming with a "Blue Screen of Death" solution for DRM/KMS drivers, Linux 6.10 is introducing a new DRM panic handler infrastructure for being able to display a message when a panic occurs.

With Linux 6.10 the initial DRM Panic code has landed as well as wiring up the DRM/KMS driver support for the SimpleDRM, MGAG200, IMX, and AST drivers.

For those curious what DRM Panic can look like in action, Red Hat engineer Javier Martinez Canillas shared a photo of the DRM Panic "Blue Screen of Death" in action.

A BeaglePlay single board computer was used and Javier posted to Mastodon of an example implementation:

It could be extended in the future with some operating systems having looked at QR codes for kernel error messages and other efforts for presenting more technical information while still being user-friendly.

On Linux 6.10+ with platforms having the DRM Panic driver support, this "Blue Screen of Death" functionality can be tested via a route such as echo c > /proc/sysrq-trigger.


The original article contains 231 words, the summary contains 177 words. Saved 23%. I'm a bot and I'm open source!

[-] avidamoeba@lemmy.ca 3 points 4 months ago

It's beautiful. I assume they'll dump the kernel oops log if there's any.

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this post was submitted on 16 Jun 2024
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