works in kernel 3.9
not working in current 4.4.0-28-generic
kernel options ivrs_ioapic[x]= workaround to fix ivrs table
cause kernel Oops on boot
if needed can provide more info (dunno how dmesg not saved)
Description: Ubuntu 16.04 LTS
Release: 16.04
package: linux-image-4.4.0-28-generic
---
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC3: sunnydrake 1903 F.... pulseaudio
/dev/snd/controlC2: sunnydrake 1903 F.... pulseaudio
/dev/snd/controlC0: sunnydrake 1903 F.... pulseaudio
/dev/snd/controlC1: sunnydrake 1903 F.... pulseaudio
CurrentDesktop: GNOME
DistroRelease: Ubuntu 16.04
HibernationDevice: RESUME=UUID=0b0b6284-f02f-4543-98d7-2e63ba854127
InstallationDate: Installed on 2016-02-10 (142 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
MachineType: To be filled by O.E.M. To be filled by O.E.M.
Package: linux (not installed)
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-28-generic root=/dev/mapper/ubuntu--vg--root--raid-lvm_root ro vfio_iommu_type1.allow_unsafe_interrupts=0 vfio_iommu_type1.disable_hugepages=1 modules-load=vfio-pci amd_iommu_dump=1 amd_iommu=1
ProcVersionSignature: Ubuntu 4.4.0-28.47-generic 4.4.13
RelatedPackageVersions:
linux-restricted-modules-4.4.0-28-generic N/A
linux-backports-modules-4.4.0-28-generic N/A
linux-firmware 1.157.1
RfKill:
Tags: xenial
Uname: Linux 4.4.0-28-generic x86_64
UpgradeStatus: Upgraded to xenial on 2016-06-23 (8 days ago)
UserGroups: adm cdrom dip fuse libvirtd lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 10/25/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1605
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: M5A97
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1605:bd10/25/2012:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnASUSTeKCOMPUTERINC.:rnM5A97:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: To be filled by O.E.M.
This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:
apport-collect 1598068
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.