[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-16 Thread Oleksandr Varchenko
Just tried to use v5.1.0-050100rc5, and unfortunately it still there. When Chrome shows dynamic SVG it happens at once. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1824415 Title:

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-16 Thread Oleksandr Varchenko
** Attachment added: "The dmesg output on latest kernel" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1824415/+attachment/5256267/+files/dmesg-v5.1.0-rc5.txt ** Tags added: kernel-bug-exists-upstream -- You received this bug notification because you are a member of Kernel Packages,

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-16 Thread Kai-Heng Feng
First things first - please test mainline kernel: Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v5.1-rc4 kernel [0]. If this bug is fixed in the mainline kernel, please add the following tag

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-16 Thread Oleksandr Varchenko
I'll try to have a replacement, however, it really happens only in Chrome and electron applications ( see chromium forks) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1824415 Title:

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-15 Thread Daniel van Vugt
As stated in comment #2: As a first point of call you should return the laptop to where you bought it, or contact HP Support about a warranty claim. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-15 Thread Daniel van Vugt
I think that's a different flickering. That bug is about the Chromium web browser. This bug is about a hardware defect affecting bright/white areas of the LCD, and the fact that Linux handles hardware defects less elegantly than Windows does. So this remains a Linux kernel bug if anything. --

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-15 Thread Oleksandr Varchenko
It's looks like a bug with linux intel display drivers and chromium forks... https://bugs.chromium.org/p/chromium/issues/detail?id=606152#c73 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1824415] Re: Vertical line screen flickers randomly appears on built-in laptop display only

2019-04-14 Thread Daniel van Vugt
Yes, unfortunately that is also my experience... The Windows 10 kernel renders the screen differently to the Linux kernel. So some hardware problems manifest only in Linux and not in Windows. I guess that suggests the i915 Linux kernel driver could do better in signal error handling, like