[Kernel-packages] [Bug 1746806] Re: sssd appears to crash AWS c5 and m5 instances, cause 100% CPU

2018-02-02 Thread David JM Emmett
I'm experiencing this issue too with artful on c5.large. During the installation of sssd-common 1.15.3-2ubuntu1, the last line of output is "Warning failed to create cache: usr.sbin.sssd" before the instance becomes unresponsive. If I use t2.medium, I don't experience this issue. Regions tested:

Re: [Kernel-packages] [Bug 1746806] Re: sssd appears to crash AWS c5 and m5 instances, cause 100% CPU

2018-02-05 Thread David JM Emmett
Given that the c5 instances are Skylake, and I read somewhere that there’s some special edge-case for Skylake and later CPUs, is this reproducible on proper hardware, or is it limited to KVM (prior to AWS’s c5s, the hypervisors were xen). I’ve got a couple of Skylake machines available, and will

[Kernel-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches

2018-02-23 Thread David JM Emmett
I keep experiencing this issue, using Ubuntu 17.10, an Intel Core i3-5005U (with Intel HD 5500). It appears most often when a new notification comes in (Slack/Spotify) and the lockscreen is visible. >From dmesg: [Fri Feb 23 13:51:50 2018] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR*

[Kernel-packages] [Bug 1746806] Re: sssd appears to crash AWS c5 and m5 instances, cause 100% CPU

2018-03-13 Thread David JM Emmett
This issue is not limited to EC2. I'm running artful on a Dell Optiplex 5040 with an i5-6500 CPU (which is Skylake); I've just installed sssd and hit the full system freeze. Even REISUB didn't work! kernel 4.13.0-36-generic sssd 1.15.3-2ubuntu1 apparmor 2.11.0-2ubuntu17.1 -- You received this

[Kernel-packages] [Bug 1746806] Re: sssd appears to crash AWS c5 and m5 instances, cause 100% CPU

2018-03-14 Thread David JM Emmett
@kamalmostafa please find attached ** Attachment added: "cpuinfo from Dell Optiplex 5040 i5-6500" https://bugs.launchpad.net/cloud-images/+bug/1746806/+attachment/5078995/+files/cpuinfo -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to

[Kernel-packages] [Bug 1746806] Re: sssd appears to crash AWS c5 and m5 instances, cause 100% CPU

2018-02-28 Thread David JM Emmett
I'm still experiencing this issue in eu-west-1 using an m5.large - machine will not boot. Kernel is 4.4.0-1052-aws sssd is 1.13.4 apparmor is 2.10.95 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1975367] [NEW] Weird colours after launching game

2022-05-21 Thread David JM Emmett
Public bug reported: After updating to the latest kernel and drivers today, I rebooted, launched Perfect Heist 2 from Steam and the colours for my entire desktop went quite weird. I exited the game and the colour issues remained the same. Whilst rebooting even the console mode graphics had odd

[Kernel-packages] [Bug 1971200] [NEW] Machine refuses to shutdown after wheel unplugged

2022-05-02 Thread David JM Emmett
Public bug reported: After using my Logitech G920 whilst playing a game, or even having Oversteer[0] open, if I disconnect the wheel whilst one of the processes are still running, this will cause a kernel trace in dmesg: "kernfs: can not remove 'range', no directory" and then the machine will not