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I think I just installed "linux-generic" and "linux-image-generic"

Hi @quicky , In my case I had no issues with the WiFi interface. I'm using /lib/modules/4.15.0-70-generic/kernel/drivers/net/wireless/intel/iwlwifi/iwlwifi.ko and works kell. Probably you should check your WiFi interface hardware and find the appropriate kernel module (driver). Regards, Rafa.

No more crashes so far

@astiak It's been more than a week with no crashes since I changed the kernel to v4.x. I've been doing some stress tests and working as usual with heavy programs. I guess the problem it's related with the kernel or the modules.

I've changed to the latest Ubuntu 18 GA kernel (4.15.0-60-generic #67-Ubuntu SMP Thu Aug 22 16:55:30 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux) to see if the freeze still happens.

@astiak Thanks for your response. I've been monitoring the issue these days and this morning it happened again. I tried Alt+SysRq+REISUB while it was frozen but the computer didn't respond at all (it reboots if I do it on a "normal" state). What does this mean? Regarding the SMART state of the...

Thanks for your response. Nevertheless I don't think it has to do with RAM. I've got 16GB and I don't think I'm using all of it.

Thanks @astiak for your response. It had been quite some days without crashes but today I had a bad one. See the attached journalctl log and screen shots. In addition let me answer your questions: Q) What desktop environment or window manager are you using? A) I'm using Gnome the default Ubuntu...

More info: I've run memtest86 and no errors found on the RAM

This post is related as it has a similar hw configuration: https://www.pcspecialist.co.uk/forums/threads/lafite-iii-15-clevo-n151zu-under-linux-compatibility-and-better-fan-control.62375/

Hi, I got a custom-configured laptop from PCSpecialist a few months ago and installed Ubuntu 18. It works quite well but for some reason it hangs from time to time (not often but around 3 times a week). It just freezes without any reason (I haven't found a pattern to reproduce the issue) and...