guys the fix is coming in linux 5.1-5.2 its an amd display code bug,if you want enable software cursor in xorg and the problem goes away
On 9/3/19 12:26 π.μ., mprotic wrote: > Yes, I tried: > > "text ivrs_ioapic[4]=00:14.0 ivrs_ioapic[5]=00:00.2 radeon.modeset=0 > amdgpu.runpm=0" > > "text ivrs_ioapic[4]=00:14.0 ivrs_ioapic[5]=00:00.2 clocksource=hpet > iommu=on amd_iommu=on amdgpu.dc=1" > > "idle=nomwait iommu=pt amd_iommu=on rcu_nocbs=0-7 pcie-aspm=off > ivrs_ioapic[4]=00:14.0 ivrs_ioapic[5]=00:00.2 amdgpu.dc=1" > > ... > > Tried 5.0 mainline kernel also, same result, suspend works, but graphics > is slow and bumps cpu on system monitor to 10-50% just for moving > windows in gnome, unlike pci=noacpi when cpu never goes anywhere near > 10% for usual DE manipulations. > > Also if run with ivrs_ioapic params, switcheroo service fails with > message "switcheroo-cont[3648]: switcheroo-control could not query > vga_switcheroo status: Operation not permitted". This might be > interaction with this secure boot bug: > https://bugs.launchpad.net/ubuntu/+source/switcheroo- > control/+bug/1768988 > > BTW if I disable secure boot it doesn't boot at all with ivrs_ioapic > params set. > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776563 Title: Acer Aspire A315 IOAPIC failure on Ubuntu 18.04, kernel hangs, can't load, kernel freeze (AMD Ryzen 5/Radeon/Raven) / AMDGPU Hybrid crash To manage notifications about this bug go to: https://bugs.launchpad.net/amd/+bug/1776563/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs