Random reboots with no trace in logs?

So I've had several times now that Bazzite has just up and rebooted on me, with no prior warning, while I was not there to witness it. KJournald Browser doesn't show anything out of the ordinary, actually it doesn't seem to show anything for this boot, but the logs just end abruptly for the previous boot. How can I debug this, or should I just find another distro? This clearly isn't working well for me.
Solution:
My first suggestion is running journalctl | grep Error in the terminal and see if you see anything out of the ordinary, particularly at timestamps around when your system reboots. I had a similar problem, it turned out to be a bad power supply and I wonder if it might be a hardware issue for you as well....
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22 Replies
Solution
NeoChaos
NeoChaos•5d ago
My first suggestion is running journalctl | grep Error in the terminal and see if you see anything out of the ordinary, particularly at timestamps around when your system reboots. I had a similar problem, it turned out to be a bad power supply and I wonder if it might be a hardware issue for you as well.
Arthur
ArthurOP•5d ago
I can't really find anything other than just a ton of generic error messages grep messes up the formatting too so it's impossible to read through ah maybe this:
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: Machine check events logged
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: CPU 6: Machine Check: 0 Bank 5: bea0000000000108
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: TSC 0 ADDR ffffffb3d0ad0a MISC d012000100000000 SYND 4d000000 IPID 500b000000000
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: PROCESSOR 2:a20f12 TIME 1748808698 SOCKET 0 APIC 1 microcode a201210
juni 01 22:11:43 bazzite kernel: RAS: Correctable Errors collector initialized.
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: Machine check events logged
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: CPU 6: Machine Check: 0 Bank 5: bea0000000000108
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: TSC 0 ADDR ffffffb3d0ad0a MISC d012000100000000 SYND 4d000000 IPID 500b000000000
juni 01 22:11:43 bazzite kernel: mce: [Hardware Error]: PROCESSOR 2:a20f12 TIME 1748808698 SOCKET 0 APIC 1 microcode a201210
juni 01 22:11:43 bazzite kernel: RAS: Correctable Errors collector initialized.
NeoChaos
NeoChaos•5d ago
ok, that is exactly the kind of error messages I was getting with my reboots what's your system specs?
Arthur
ArthurOP•5d ago
Asus motherboard, AMD Ryzen 5 5600X, 32 GB RAM, AMD Radeon RX 7800 XT
NeoChaos
NeoChaos•5d ago
Ok, so Ryzen. Are you running an overclock or undervolt or is your mobo at stock?
Arthur
ArthurOP•5d ago
stock, as far as I know
NeoChaos
NeoChaos•5d ago
OK, then it's probably your hardware failing somewhere.
NeoChaos
NeoChaos•5d ago
https://wiki.archlinux.org/title/Ryzen#Random_reboots per this page, it can also happen if your CPU isn't getting enough power, but that's been fixed for a while now
Arthur
ArthurOP•5d ago
yeah, and I have had this system for a couple years now, only recently switched to Bazzite on it so that's why my first thought was software error
NeoChaos
NeoChaos•5d ago
I had the same thought, but sometimes Linux reveals issues with your system that Windows can paper over
Arthur
ArthurOP•5d ago
I used Tumbleweed before Bazzite
NeoChaos
NeoChaos•5d ago
It didn't have those reboot issues?
Arthur
ArthurOP•5d ago
not that I can recall at least, or maybe they happened infrequently enough that I didn't pay much notice could also be a new hardware issue since I've recently moved this computer maybe something didn't fare so well after the move I did also install a WiFi card in it, which I didn't have before
NeoChaos
NeoChaos•5d ago
if you're not using the Wifi card, worth popping out for a bit and see if the crashes continue
Arthur
ArthurOP•5d ago
well I do, which is why I got it in the first place. However, in a couple months I'll be back wired, so I can try to take it out then
NeoChaos
NeoChaos•5d ago
if you have any other backup hardware like RAM, PSU, etc. that you know works, try swapping it in. That's how I stumbled upon my PSU being the issue on my system.
Arthur
ArthurOP•5d ago
thank you very much for being so helpful, I was feeling pretty down and I dreaded moving distro again, but it sounds like I should just hold off and try removing the WiFi card in a few weeks and see whether that helps
NeoChaos
NeoChaos•5d ago
no problem man. since this was something I was going through myself, wanted to help out with my experience
Arthur
ArthurOP•5d ago
didn't even cross my mind that it could be hardware related but random reboots should have put that thought in my mind otherwise, Bazzite has been pretty nice, so distro hopping away from it and still having the same issue would not have been great
Arthur
ArthurOP•5d ago
I'm marking it as solved even though it's still a "maybe", but it's solved enough to ease my mind for now, so thanks again 🙂
NeoChaos
NeoChaos•5d ago
No problem man. Definitely follow up when you can finally swap out the Wifi card or find the problem component
Arthur
ArthurOP•5d ago
yeah I'm very curious what the actual issue is, and I'm not the best at debugging one would think I'd be better at this after 20 years a Linux user, but alas

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