[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

** Tags removed: eoan freeze ubuntu -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874846 Title: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works To manage notifications about this

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

Following a full BIOS / firmware update on this NUC (which was 5 years out of date), I have had a stable kernel 5.3.0-46 on the system for up to 8 hours a day for most of a week. My guess therefore is that a feature update in the kernel had been tripping a previously fixed BIOS or microcode fault

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

There's nothing consistently logged in kern.log just before a crash/restart. There are quite a few complaints along the lines of: Apr 1 09:02:20 chris-nuc kernel: [ 1565.582004] perf: interrupt took too long ( 2517 > 2500), lowering kernel.perf_event_max_sample_rate to 79250 with sample rates

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

@chris Reposting this here (as well as https://bugs.launchpad.net/ubuntu- mate/+bug/1872292). There may be events saved to /var/log/kern.log during the freeze. If you can reproduce the freeze again on 5.3.0-46, reboot then collect and post the contents of /var/log/kern.log around the time of the

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

Nothing in my kernel log files matches with (grep -i 'kernel:.*gpu') so I'm not sure about this being that specific duplicate. The NUC has very limited integrated graphics... 00:02.0 VGA compatible controller: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Integrated

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

Possible duplicate of #1872001? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874846 Title: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works To manage notifications about this bug

[Bug 1874846] Re: Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works

** Summary changed: - Xorg or more likely kernel/driver freeze + Keyboard stops responding in kernel 5.3.0-46, but 5.3.0-45 works -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874846 Title: