[qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-14 Thread Jon deps
On 6/13/19 11:06 PM, Jon deps wrote: On 6/13/19 8:55 PM, 'awokd' via qubes-users wrote: Jon deps: in my case turns out, I have an Intel i5  which apparently doesn't have multithreading, I did look around the UEFI anyway, and see no references to it sudo cat /boot/efi/EFI/qubes/xen.cfg has

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-14 Thread Mike Keehan
On Thu, 13 Jun 2019 19:28:38 + "'awokd' via qubes-users" wrote: > Mike Keehan: > > > There has been a thread on the Linux Kernel mailing list recently, > > discussing the need to re-enable the SMT chips during resume else > > something breaks, and then turn them off again. You may be one >

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-14 Thread Mike Keehan
On Thu, 13 Jun 2019 19:28:38 + "'awokd' via qubes-users" wrote: > Mike Keehan: > > > There has been a thread on the Linux Kernel mailing list recently, > > discussing the need to re-enable the SMT chips during resume else > > something breaks, and then turn them off again. You may be one >

[qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread Jon deps
On 6/13/19 8:55 PM, 'awokd' via qubes-users wrote: Jon deps: in my case turns out, I have an Intel i5  which apparently doesn't have multithreading, I did look around the UEFI anyway, and see no references to it sudo cat /boot/efi/EFI/qubes/xen.cfg has 4.19.43-1   smt=off on cold reboot 

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread 'awokd' via qubes-users
Jon deps: in my case turns out, I have an Intel i5  which apparently doesn't have multithreading, I did look around the UEFI anyway, and see no references to it sudo cat /boot/efi/EFI/qubes/xen.cfg has 4.19.43-1   smt=off on cold reboot  I don't see  the  kernel vuln  journal entry If

[qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread Jon deps
On 6/13/19 7:14 AM, 'awokd' via qubes-users wrote: Jon deps: On 6/12/19 8:14 AM, Jon deps wrote: Jun 12 07:52:01 dom0 kernel: MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. .any idea on

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread 'awokd' via qubes-users
Mike Keehan: There has been a thread on the Linux Kernel mailing list recently, discussing the need to re-enable the SMT chips during resume else something breaks, and then turn them off again. You may be one of the unlucky ones to heave this affecting your system. I'm not sure which new

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread Mike Keehan
On Thu, 13 Jun 2019 07:14:47 + "'awokd' via qubes-users" wrote: > Jon deps: > > On 6/12/19 8:14 AM, Jon deps wrote: > > >> Jun 12 07:52:01 dom0 kernel: MDS CPU bug present and SMT on, data > >> leak possible. See > >> https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html >

Re: [qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-13 Thread 'awokd' via qubes-users
Jon deps: On 6/12/19 8:14 AM, Jon deps wrote: Jun 12 07:52:01 dom0 kernel: MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. .any idea on the  "data leak possible"    journal entry? sounds a

[qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-12 Thread Jon deps
On 6/12/19 8:14 AM, Jon deps wrote: Hello, using the suspend function, when I awake the desktop, the usb mouse non longer functions. have a PS2 keyboard so was able to qvm-kill sys-usb and do qvm-start sys-usb  but it complained  couldn't connect  to qrexec  or so and failed. so qvm-start

[qubes-users] Re: desktop suspend breaks sys-usb/ CPU bug present

2019-06-12 Thread Daniel Moerner
On Wednesday, June 12, 2019 at 2:29:12 PM UTC-4, Jon deps wrote: > Hello, using the suspend function, when I awake the desktop, the usb > mouse non longer functions. > > have a PS2 keyboard so was able to qvm-kill sys-usb and do qvm-start > sys-usb but it complained couldn't connect to