Working ACPI messages from dmesg (dmesg | grep -i ACPI) [ 0.000000] BIOS-e820: [mem 0x000000001fff0000-0x000000001fffefff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000001ffff000-0x000000001fffffff] ACPI NVS [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F5BF0 000014 (v00 ACPIAM) [ 0.000000] ACPI: RSDT 0x000000001FFF0000 000040 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: FACP 0x000000001FFF0200 000081 (v02 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: DSDT 0x000000001FFF1D24 003CBE (v01 MSFTVM MSFTVM02 00000002 INTL 02002026) [ 0.000000] ACPI: FACS 0x000000001FFFF000 000040 [ 0.000000] ACPI: WAET 0x000000001FFF1A80 000028 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: SLIC 0x000000001FFF1AC0 000176 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: OEM0 0x000000001FFF1CC0 000064 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: SRAT 0x000000001FFF0800 000130 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.000000] ACPI: APIC 0x000000001FFF0300 000452 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: OEMB 0x000000001FFFF040 000064 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x1fffffff] hotplug [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0xedfffffff] hotplug [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0xee0200000-0xfdfffffff] hotplug [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x2fe0000000-0xffffdfffff] hotplug [ 0.000000] ACPI: PM-Timer IO Port: 0x408 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: IRQ0 used by override. [ 0.000000] ACPI: IRQ9 used by override. [ 0.000000] Using ACPI (MADT) for SMP configuration information
On the failing device: [ 0.000000] BIOS-e820: [mem 0x000000001fff0000-0x000000001fffefff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000001ffff000-0x000000001fffffff] ACPI NVS [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F5BF0 000014 (v00 ACPIAM) [ 0.000000] ACPI: RSDT 0x000000001FFF0000 000040 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: FACP 0x000000001FFF0200 000081 (v02 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: DSDT 0x000000001FFF1D24 003CBE (v01 MSFTVM MSFTVM02 00000002 INTL 02002026) [ 0.000000] ACPI: FACS 0x000000001FFFF000 000040 [ 0.000000] ACPI: WAET 0x000000001FFF1A80 000028 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: SLIC 0x000000001FFF1AC0 000176 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: OEM0 0x000000001FFF1CC0 000064 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: SRAT 0x000000001FFF0800 000180 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.000000] ACPI: APIC 0x000000001FFF0300 000452 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: OEMB 0x000000001FFFF040 000064 (v01 VRTUAL MICROSFT 01001706 MSFT 00000097) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: PM-Timer IO Port: 0x408 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: IRQ0 used by override. [ 0.000000] ACPI: IRQ9 used by override. [ 0.000000] Using ACPI (MADT) for SMP configuration information -- 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/1724992 Title: [Hyper-V] PCI passthrough no longer works on 4.4.0-97 Status in linux package in Ubuntu: Confirmed Bug description: Azure NV class: 4.11.0-1013: jrp@jrpubuntuv:~$ lspci 0000:00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (AGP disabled) (rev 03) 0000:00:07.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 01) 0000:00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) 0000:00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 02) 0000:00:08.0 VGA compatible controller: Microsoft Corporation Hyper-V virtual VGA 983b:00:00.0 VGA compatible controller: NVIDIA Corporation GM204GL [Tesla M60] (rev a1) 4.11 finds it fine, but NVIDIA's GRID driver doesn't support newer kernels like 4.11. 4.4.0-97: jrp@jrpubuntuv:~$ uname -r 4.4.0-97-generic jrp@jrpubuntuv:~$ lspci 00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (AGP disabled) (rev 03) 00:07.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 01) 00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) 00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 02) 00:08.0 VGA compatible controller: Microsoft Corporation Hyper-V virtual VGA 4.4.0-77, 79, 83, 87, 89, 91, 92, 93, and 96 also fail to find the hardware. These used to work, so I am also investigating on the host/hardware side. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1724992/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
