Re: [RFC PATCH] fbcon: fix ypos over boundary issue

2019-07-24 Thread Daniel Vetter
On Fri, Jul 12, 2019 at 03:13:36AM +, Zenghui Yu wrote: > From: Feng Tiantian > > While using "top" on a CentOS guest's VNC-client, then continuously press > "Shift+PgUp", the guest kernel will get panic! Backtrace is attached below. > We tested it on 5.2.0, and the issue remains. > > [

Re: [RFC PATCH] fbcon: fix ypos over boundary issue

2019-07-23 Thread Zenghui Yu
Hi Bartlomiej, On 2019/7/23 23:59, Bartlomiej Zolnierkiewicz wrote: On 7/12/19 5:13 AM, Zenghui Yu wrote: From: Feng Tiantian While using "top" on a CentOS guest's VNC-client, then continuously press "Shift+PgUp", the guest kernel will get panic! Backtrace is attached below. We tested it on

Re: [RFC PATCH] fbcon: fix ypos over boundary issue

2019-07-23 Thread Bartlomiej Zolnierkiewicz
On 7/12/19 5:13 AM, Zenghui Yu wrote: > From: Feng Tiantian > > While using "top" on a CentOS guest's VNC-client, then continuously press > "Shift+PgUp", the guest kernel will get panic! Backtrace is attached below. > We tested it on 5.2.0, and the issue remains. > > [ 66.946362] Unable to

[RFC PATCH] fbcon: fix ypos over boundary issue

2019-07-11 Thread Zenghui Yu
From: Feng Tiantian While using "top" on a CentOS guest's VNC-client, then continuously press "Shift+PgUp", the guest kernel will get panic! Backtrace is attached below. We tested it on 5.2.0, and the issue remains. [ 66.946362] Unable to handle kernel paging request at virtual address