Some new info.
I’ve tested kexec’ing from Linux into Qubes on my 12th gen Intel laptop and it hangs on kexec.
I borrowed a laptop with 4th gen Intel from a friend to test kexec’ing and it works!
I’ve tested this with Debian testing with latest updates, kexec-tools with patch and default Qubes installation with kernel-latest 6.1.12.
I’ve tried kexec’ing from Debian with kernel 4.14.17, 4.14.311 and 6.1.20 - all of them are working fine.
cat /var/log/xen/console/hypervisor.log
Xen log
[2023-04-04 18:59:52] Logfile Opened
[2023-04-04 18:59:52] (XEN) Built-in command line: ept=exec-sp spec-ctrl=unpriv-mmio
[2023-04-04 18:59:52] (XEN) parameter “no-real-mode” unknown!
[2023-04-04 18:59:52] (XEN) parameter “sched_debug” unknown!
[2023-04-04 18:59:52] (XEN) [0000002c358c0ecc] ERROR: 16550-compatible serial UART not present
[2023-04-04 18:59:52] (XEN) [0000002c358c2484] Bad console= option ‘com1’
[2023-04-04 18:59:52] Xen 4.14.5
[2023-04-04 18:59:52] (XEN) [0000002c35980ef8] Xen version 4.14.5 (mockbuild@[unknown]) (gcc (GCC) 10.3.1 20210422 (Red Hat 10.3.1-1)) debug=n Tue Mar 7 00:00:00 UTC 2023
[2023-04-04 18:59:52] (XEN) [0000002c3598f7c8] Latest ChangeSet:
[2023-04-04 18:59:52] (XEN) [0000002c35994a40] build-id: 8824b99b2b86afb66a2a27524343aa90b4eab976
[2023-04-04 18:59:52] (XEN) [0000002c3599be8c] Console output is synchronous.
[2023-04-04 18:59:52] (XEN) [0000002c359a1c26] Bootloader: kexec 2.0.22
[2023-04-04 18:59:52] (XEN) [0000002c359a72e6] Command line: placeholder com1=115200,8n1 console=com1,vga loglvl=all guest_loglvl=all dom0_mem=min:1024M dom0_mem=max:4096M ucode=scan smt=off gnttab_max_frames=2048 gnttab_max_maptrack_frames=4096 no-real-mode reboot=no vga=current edd=off sync_console=true sched_debug iommu=verbose apic_verbosity=debug console_timestamps
[2023-04-04 18:59:52] (XEN) [0000002c359c8b4e] Xen image load base address: 0
[2023-04-04 18:59:52] (XEN) [0000002c359cdff6] Video information:
[2023-04-04 18:59:52] (XEN) [0000002c359d2852] VGA is text mode 80x25, font 8x16
[2023-04-04 18:59:52] (XEN) [0000002c359d8700] Disc information:
[2023-04-04 18:59:52] (XEN) [0000002c359dcc56] Found 0 MBR signatures
[2023-04-04 18:59:52] (XEN) [0000002c359e1920] Found 0 EDD information structures
[2023-04-04 18:59:52] (XEN) [0000002c359e9012] CPU Vendor: Intel, Family 6 (0x6), Model 60 (0x3c), Stepping 3 (raw 000306c3)
[2023-04-04 18:59:52] (XEN) [0000002c35a00ba2] Multiboot-e820 RAM map:
[2023-04-04 18:59:52] (XEN) [0000002c35a062f4] [0000000000000400, 0000000000057fff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35a0d7c8] [0000000000058000, 0000000000058fff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c35a14e34] [0000000000059000, 000000000009efff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35a1c55c] [000000000009f000, 000000000009ffff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c35ad5a1c] [0000000000100000, 00000000ad6dcfff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35b8e8ea] [00000000ad6dd000, 00000000ad6e3fff] (ACPI NVS)
[2023-04-04 18:59:52] (XEN) [0000002c35c47606] [00000000ad6e4000, 00000000adf4efff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35d00264] [00000000adf4f000, 00000000ae1dafff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c35db9652] [00000000ae1db000, 00000000bd8defff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35e7224c] [00000000bd8df000, 00000000bdaf5fff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c35f2b6f6] [00000000bdaf6000, 00000000bde1afff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c35fe42c6] [00000000bde1b000, 00000000beb1dfff] (ACPI NVS)
[2023-04-04 18:59:52] (XEN) [0000002c3609d58c] [00000000beb1e000, 00000000beffefff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c36156164] [00000000befff000, 00000000beffffff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c3620ed98] [00000000bfc00000, 00000000cfdfffff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c362c77f4] [00000000f8000000, 00000000fbffffff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c36380b1a] [00000000fec00000, 00000000fec00fff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c36439d60] [00000000fed00000, 00000000fed03fff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c364f301a] [00000000fed1c000, 00000000fed1ffff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c365abb44] [00000000fee00000, 00000000fee00fff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c36664600] [00000000ff000000, 00000000ffffffff] (reserved)
[2023-04-04 18:59:52] (XEN) [0000002c3671db6a] [0000000100000000, 000000042f1fffff] (usable)
[2023-04-04 18:59:52] (XEN) [0000002c3ab7ee20] New Xen image base address: 0xbd200000
[2023-04-04 18:59:52] (XEN) [0000002c3acb0d92] ACPI: RSDP 000F0000, 0024 (r2 ASUS)
[2023-04-04 18:59:52] (XEN) [0000002c3ad69266] ACPI: XSDT BDEA3088, 009C (r1 ASUS Notebook 1072009 AMI 10013)
[2023-04-04 18:59:52] (XEN) [0000002c3aed2042] ACPI: FACP BDEB6E58, 010C (r5 ASUS Notebook 1072009 AMI 10013)
[2023-04-04 18:59:52] (XEN) [0000002c3b03bc86] ACPI: DSDT BDEA3240, 13C16 (r2 ASUS Notebook 12 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3b1a45c4] ACPI: FACS BEB1CF80, 0040
[2023-04-04 18:59:52] (XEN) [0000002c3b2598b4] ACPI: APIC BDEB6F68, 0092 (r3 ASUS Notebook 1072009 AMI 10013)
[2023-04-04 18:59:52] (XEN) [0000002c3b3c2a96] ACPI: FPDT BDEB7000, 0044 (r1 ASUS Notebook 1072009 AMI 10013)
[2023-04-04 18:59:52] (XEN) [0000002c3b52ac10] ACPI: ECDT BDEB7048, 00C1 (r1 ASUS Notebook 1072009 AMI. 5)
[2023-04-04 18:59:52] (XEN) [0000002c3b693efc] ACPI: SSDT BDEB7110, 019D (r1 Intel zpodd 1000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3b7fd380] ACPI: SSDT BDEB72B0, 0539 (r1 PmRef Cpu0Ist 3000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3b96661e] ACPI: SSDT BDEB77F0, 0AD8 (r1 PmRef CpuPm 3000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3bacf78e] ACPI: MCFG BDEB82C8, 003C (r1 ASUS Notebook 1072009 MSFT 97)
[2023-04-04 18:59:52] (XEN) [0000002c3bc379ba] ACPI: HPET BDEB8308, 0038 (r1 ASUS Notebook 1072009 AMI. 5)
[2023-04-04 18:59:52] (XEN) [0000002c3bda097a] ACPI: SSDT BDEB8340, 0298 (r1 SataRe SataTabl 1000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3bf09a66] ACPI: SSDT BDEB85D8, 44FA (r1 SaSsdt SaSsdt 3000 INTL 20091112)
[2023-04-04 18:59:52] (XEN) [0000002c3c071f18] ACPI: SSDT BDEBCAD8, 17D1 (r1 SgRef SgPeg 1000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3c1da328] ACPI: DMAR BDEBE2B0, 00B8 (r1 INTEL HSW 1 INTL 1)
[2023-04-04 18:59:52] (XEN) [0000002c3c34240c] ACPI: SSDT BDEBE368, 13ED (r1 OptRef OptTabl 1000 INTL 20120711)
[2023-04-04 18:59:52] (XEN) [0000002c3c4aa68c] ACPI: MSDM BDAF3E18, 0055 (r3 ASUS Notebook 0 ASUS 1)
[2023-04-04 18:59:52] (XEN) [0000002c3c642cf4] System RAM: 16075MB (16460860kB)
[2023-04-04 18:59:52] (XEN) [0000002c3d8f1084] No NUMA configuration found
[2023-04-04 18:59:52] (XEN) [0000002c3d9a67b4] Faking a node at 0000000000000000-000000042f200000
[2023-04-04 18:59:52] (XEN) [0000002c6a65eb0a] Domain heap initialised
[2023-04-04 18:59:52] (XEN) [0000002c6bac8770] found SMP MP-table at 000fd8a0
[2023-04-04 18:59:52] (XEN) [0000002c6bb86158] DMI 2.7 present.
[2023-04-04 18:59:52] (XEN) [0000002c6bc3fcfa] APIC boot state is ‘x2apic’
[2023-04-04 18:59:52] (XEN) [0000002c6bcf4a24] x2APIC mode is already enabled by BIOS.
[2023-04-04 18:59:52] (XEN) [0000002c6bdac7d6] Using APIC driver x2apic_cluster
[2023-04-04 18:59:52] (XEN) [0000002c6be71e1c] ACPI: PM-Timer IO Port: 0x1808 (24 bits)
[2023-04-04 18:59:52] (XEN) [0000002c6bf2a276] ACPI: v5 SLEEP INFO: control[0:0], status[0:0]
[2023-04-04 18:59:52] (XEN) [0000002c6bfe3f7e] ACPI: SLEEP INFO: pm1x_cnt[1:1804,1:0], pm1x_evt[1:1800,1:0]
[2023-04-04 18:59:52] (XEN) [0000002c6c14b2ce] ACPI: 32/64X FACS address mismatch in FADT - beb1cf80/0000000000000000, using 32
[2023-04-04 18:59:52] (XEN) [0000002c6c2b54ce] ACPI: wakeup_vec[beb1cf8c], vec_size[20]
[2023-04-04 18:59:52] (XEN) [0000002c6c375e8a] ACPI: Local APIC address 0xfee00000
[2023-04-04 18:59:52] (XEN) [0000002c6c43bfba] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c4f6666] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c5b0886] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x04] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c66a72a] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x06] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c724a82] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x01] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c7ded02] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x03] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c8986ac] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x05] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6c952216] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] enabled)
[2023-04-04 18:59:52] (XEN) [0000002c6ca1c7b4] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
[2023-04-04 18:59:52] (XEN) [0000002c6cae6c3a] ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
[2023-04-04 18:59:52] (XEN) [0000002c6cba3eb4] IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
[2023-04-04 18:59:52] (XEN) [0000002c6cd12ce4] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[2023-04-04 18:59:52] (XEN) [0000002c6ce79938] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[2023-04-04 18:59:52] (XEN) [0000002c6cfdf890] ACPI: IRQ0 used by override.
[2023-04-04 18:59:52] (XEN) [0000002c6d094796] ACPI: IRQ2 used by override.
[2023-04-04 18:59:52] (XEN) [0000002c6d14972c] ACPI: IRQ9 used by override.
[2023-04-04 18:59:52] (XEN) [0000002c6d20a1c6] ACPI: HPET id: 0x8086a701 base: 0xfed00000
[2023-04-04 18:59:52] (XEN) [0000002c6d2c7fd8] PCI: MCFG configuration 0: base f8000000 segment 0000 buses 00 - 3f
[2023-04-04 18:59:52] (XEN) [0000002c6d4305a2] PCI: MCFG area at f8000000 reserved in E820
[2023-04-04 18:59:52] (XEN) [0000002c6d4ea404] PCI: Using MCFG for segment 0000 bus 00-3f
[2023-04-04 18:59:52] (XEN) [0000002c6d5b494e] [VT-D]Host address width 39
[2023-04-04 18:59:52] (XEN) [0000002c6d6697b4] [VT-D]found ACPI_DMAR_DRHD:
[2023-04-04 18:59:52] (XEN) [0000002c6d71f166] [VT-D] dmaru->address = fed90000
[2023-04-04 18:59:52] (XEN) [0000002c6d7d672c] [VT-D]drhd->address = fed90000 iommu->reg = ffff82c00021d000
[2023-04-04 18:59:52] (XEN) [0000002c6d93c8a6] [VT-D]cap = c0000020660462 ecap = f0101a
[2023-04-04 18:59:52] (XEN) [0000002c6d9f55d4] [VT-D] endpoint: 0000:00:02.0
[2023-04-04 18:59:52] (XEN) [0000002c6daaba6e] [VT-D]found ACPI_DMAR_DRHD:
[2023-04-04 18:59:52] (XEN) [0000002c6db60c2e] [VT-D] dmaru->address = fed91000
[2023-04-04 18:59:52] (XEN) [0000002c6dc17a5a] [VT-D]drhd->address = fed91000 iommu->reg = ffff82c00021f000
[2023-04-04 18:59:52] (XEN) [0000002c6dd7dbe0] [VT-D]cap = d2008020660462 ecap = f010da
[2023-04-04 18:59:52] (XEN) [0000002c6de360e6] [VT-D] IOAPIC: 0000:f0:1f.0
[2023-04-04 18:59:52] (XEN) [0000002c6deeb59e] [VT-D] MSI HPET: 0000:f0:0f.0
[2023-04-04 18:59:52] (XEN) [0000002c6dfa122e] [VT-D] flags: INCLUDE_ALL
[2023-04-04 18:59:52] (XEN) [0000002c6e056382] [VT-D]found ACPI_DMAR_RMRR:
[2023-04-04 18:59:52] (XEN) [0000002c6e10c040] [VT-D] endpoint: 0000:00:1d.0
[2023-04-04 18:59:52] (XEN) [0000002c6e1c17cc] [VT-D] endpoint: 0000:00:1a.0
[2023-04-04 18:59:52] (XEN) [0000002c6e276dde] [VT-D] endpoint: 0000:00:14.0
[2023-04-04 18:59:52] (XEN) [0000002c6e32d7fc] [VT-D]found ACPI_DMAR_RMRR:
[2023-04-04 18:59:52] (XEN) [0000002c6e3e36fc] [VT-D] endpoint: 0000:00:02.0
[2023-04-04 18:59:52] (XEN) [0000002c6e4a64a2] Using ACPI (MADT) for SMP configuration information
[2023-04-04 18:59:52] (XEN) [0000002c6e560388] SMP: Allowing 8 CPUs (0 hotplug CPUs)
[2023-04-04 18:59:52] (XEN) [0000002c6e61a06a] mapped IOAPIC to ffff82cffffea000 (fec00000)
[2023-04-04 18:59:52] (XEN) [0000002c6e6d5370] IRQ limits: 24 GSI, 1640 MSI/MSI-X
[2023-04-04 18:59:52] (XEN) [0000002c6f565dea] CPU0: 800 … 2500 MHz
[2023-04-04 18:59:52] (XEN) [0000002c6f61ad2a] xstate: size: 0x340 and states: 0x7
[2023-04-04 18:59:52] (XEN) [0000002c6f6d510c] CPU0 CMCI LVT vector (0xf9) already installed
[2023-04-04 18:59:52] (XEN) [0000002c6f78daec] Thermal LVT vector (0xfa) already installed
[2023-04-04 18:59:52] (XEN) [0000002c6f84624e] CPU0: Intel machine check reporting enabled
[2023-04-04 18:59:52] (XEN) [0000002c6f901888] Speculative mitigation facilities:
[2023-04-04 18:59:52] (XEN) [0000002c6f9b835e] Hardware hints:
[2023-04-04 18:59:52] (XEN) [0000002c6fa6bafe] Hardware features:
[2023-04-04 18:59:52] (XEN) [0000002c6fb1fa64] Compiled-in support: INDIRECT_THUNK
[2023-04-04 18:59:52] (XEN) [0000002c6fbd70c8] Xen settings: BTI-Thunk RETPOLINE, SPEC_CTRL: No, Other: BRANCH_HARDEN
[2023-04-04 18:59:52] (XEN) [0000002c6fd3f562] L1TF: believed vulnerable, maxphysaddr L1D 46, CPUID 39, Safe address 8000000000
[2023-04-04 18:59:52] (XEN) [0000002c6feaa568] Support for HVM VMs: RSB EAGER_FPU
[2023-04-04 18:59:52] (XEN) [0000002c6ff6121c] Support for PV VMs: EAGER_FPU
[2023-04-04 18:59:52] (XEN) [0000002c70017434] XPTI (64-bit PV only): Dom0 enabled, DomU enabled (with PCID)
[2023-04-04 18:59:52] (XEN) [0000002c7017dabe] PV L1TF shadowing: Dom0 disabled, DomU enabled
[2023-04-04 18:59:52] (XEN) [0000002c70237382] Using scheduler: SMP Credit Scheduler rev2 (credit2)
[2023-04-04 18:59:52] (XEN) [0000002c702f0b38] Initializing Credit2 scheduler
[2023-04-04 18:59:52] (XEN) [0000002c703a66c2] load_precision_shift: 18
[2023-04-04 18:59:52] (XEN) [0000002c7045b35a] load_window_shift: 30
[2023-04-04 18:59:52] (XEN) [0000002c7050f6b2] underload_balance_tolerance: 0
[2023-04-04 18:59:52] (XEN) [0000002c705c538a] overload_balance_tolerance: -3
[2023-04-04 18:59:52] (XEN) [0000002c7067afbe] runqueues arrangement: socket
[2023-04-04 18:59:52] (XEN) [0000002c70730806] cap enforcement granularity: 10ms
[2023-04-04 18:59:52] (XEN) [0000002c707e70f8] load tracking window length 1073741824 ns
[2023-04-04 18:59:52] (XEN) [0000002c77fa1684] Platform timer is 14.318MHz HPET
[2023-04-04 18:59:52] (XEN) [ 0.447313] Detected 2494.225 MHz processor.
[2023-04-04 18:59:52] (XEN) [ 0.450219] alt table ffff82d0404092f0 → ffff82d040413276
[2023-04-04 18:59:52] (XEN) [ 0.458793] Intel VT-d iommu 0 supported page sizes: 4kB
[2023-04-04 18:59:52] (XEN) [ 0.459096] Intel VT-d iommu 1 supported page sizes: 4kB
[2023-04-04 18:59:52] (XEN) [ 0.459399] Intel VT-d Snoop Control not enabled.
[2023-04-04 18:59:52] (XEN) [ 0.459697] Intel VT-d Dom0 DMA Passthrough not enabled.
[2023-04-04 18:59:52] (XEN) [ 0.459998] Intel VT-d Queued Invalidation enabled.
[2023-04-04 18:59:52] (XEN) [ 0.460297] Intel VT-d Interrupt Remapping enabled.
[2023-04-04 18:59:52] (XEN) [ 0.460596] Intel VT-d Posted Interrupt not enabled.
[2023-04-04 18:59:52] (XEN) [ 0.460895] Intel VT-d Shared EPT tables not enabled.
[2023-04-04 18:59:52] (XEN) [ 0.461604] I/O virtualisation enabled
[2023-04-04 18:59:52] (XEN) [ 0.461900] - Dom0 mode: Relaxed
[2023-04-04 18:59:52] (XEN) [ 0.462195] Interrupt remapping enabled
[2023-04-04 18:59:52] (XEN) [ 0.462493] nr_sockets: 1
[2023-04-04 18:59:52] (XEN) [ 0.462788] Getting VERSION: 1060015
[2023-04-04 18:59:52] (XEN) [ 0.463083] Getting VERSION: 1060015
[2023-04-04 18:59:52] (XEN) [ 0.463378] Enabled directed EOI with ioapic_ack_old on!
[2023-04-04 18:59:52] (XEN) [ 0.463679] Getting ID: 0
[2023-04-04 18:59:52] (XEN) [ 0.463972] Getting LVT0: 700
[2023-04-04 18:59:52] (XEN) [ 0.464265] Getting LVT1: 400
[2023-04-04 18:59:52] (XEN) [ 0.464560] Suppressing EOI broadcast
[2023-04-04 18:59:52] (XEN) [ 0.464855] enabled ExtINT on CPU#0
[2023-04-04 18:59:52] (XEN) [ 0.465814] ENABLING IO-APIC IRQs
[2023-04-04 18:59:52] (XEN) [ 0.466108] → Using old ACK method
[2023-04-04 18:59:52] (XEN) [ 0.466403] init IO_APIC IRQs
[2023-04-04 18:59:52] (XEN) [ 0.466696] IO-APIC (apicid-pin) 8-0, 8-16, 8-17, 8-18, 8-19, 8-20, 8-21, 8-22, 8-23 not connected.
[2023-04-04 18:59:52] (XEN) [ 0.467612] …TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
[2023-04-04 18:59:52] (XEN) [ 0.567918] number of MP IRQ sources: 15.
[2023-04-04 18:59:52] (XEN) [ 0.568214] number of IO-APIC #8 registers: 24.
[2023-04-04 18:59:52] (XEN) [ 0.568512] testing the IO APIC…
[2023-04-04 18:59:52] (XEN) [ 0.568817] IO APIC #8…
[2023-04-04 18:59:52] (XEN) [ 0.569109] … register #00: 08000000
[2023-04-04 18:59:52] (XEN) [ 0.569405] … : physical APIC id: 08
[2023-04-04 18:59:52] (XEN) [ 0.569702] … : Delivery Type: 0
[2023-04-04 18:59:52] (XEN) [ 0.569998] … : LTS : 0
[2023-04-04 18:59:52] (XEN) [ 0.570295] … register #01: 00170020
[2023-04-04 18:59:52] (XEN) [ 0.570590] … : max redirection entries: 0017
[2023-04-04 18:59:52] (XEN) [ 0.570890] … : PRQ implemented: 0
[2023-04-04 18:59:52] (XEN) [ 0.571187] … : IO APIC version: 0020
[2023-04-04 18:59:52] (XEN) [ 0.571485] … IRQ redirection table:
[2023-04-04 18:59:52] (XEN) [ 0.571781] NR DestID Msk Trg IRR Pol Stat DstM DelM Vec
[2023-04-04 18:59:52] (XEN) [ 0.572087] 00 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.572394] 01 00000001 0 0 0 0 0 1 1 40
[2023-04-04 18:59:52] (XEN) [ 0.572702] 02 00000001 0 0 0 0 0 1 1 F0
[2023-04-04 18:59:52] (XEN) [ 0.573009] 03 00000001 0 0 0 0 0 1 1 48
[2023-04-04 18:59:52] (XEN) [ 0.573317] 04 00000001 0 0 0 0 0 1 1 50
[2023-04-04 18:59:52] (XEN) [ 0.573624] 05 00000001 0 0 0 0 0 1 1 58
[2023-04-04 18:59:52] (XEN) [ 0.573930] 06 00000001 0 0 0 0 0 1 1 60
[2023-04-04 18:59:52] (XEN) [ 0.574237] 07 00000001 0 0 0 0 0 1 1 68
[2023-04-04 18:59:52] (XEN) [ 0.574544] 08 00000001 0 0 0 0 0 1 1 70
[2023-04-04 18:59:52] (XEN) [ 0.574851] 09 00000001 1 1 0 0 0 1 1 78
[2023-04-04 18:59:52] (XEN) [ 0.575158] 0a 00000001 0 0 0 0 0 1 1 88
[2023-04-04 18:59:52] (XEN) [ 0.575465] 0b 00000001 0 0 0 0 0 1 1 90
[2023-04-04 18:59:52] (XEN) [ 0.575771] 0c 00000001 0 0 0 0 0 1 1 98
[2023-04-04 18:59:52] (XEN) [ 0.576079] 0d 00000001 0 0 0 0 0 1 1 A0
[2023-04-04 18:59:52] (XEN) [ 0.576386] 0e 00000001 0 0 0 0 0 1 1 A8
[2023-04-04 18:59:52] (XEN) [ 0.576693] 0f 00000001 0 0 0 0 0 1 1 B0
[2023-04-04 18:59:52] (XEN) [ 0.576999] 10 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.577307] 11 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.577614] 12 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.577922] 13 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.578229] 14 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.578537] 15 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.578844] 16 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.579151] 17 00000000 1 0 0 0 0 0 0 00
[2023-04-04 18:59:52] (XEN) [ 0.579453] Using vector-based indexing
[2023-04-04 18:59:52] (XEN) [ 0.579748] IRQ to pin mappings:
[2023-04-04 18:59:52] (XEN) [ 0.580041] IRQ240 → 0:2
[2023-04-04 18:59:52] (XEN) [ 0.580334] IRQ64 → 0:1
[2023-04-04 18:59:52] (XEN) [ 0.580625] IRQ72 → 0:3
[2023-04-04 18:59:52] (XEN) [ 0.580917] IRQ80 → 0:4
[2023-04-04 18:59:52] (XEN) [ 0.581208] IRQ88 → 0:5
[2023-04-04 18:59:52] (XEN) [ 0.581500] IRQ96 → 0:6
[2023-04-04 18:59:52] (XEN) [ 0.581791] IRQ104 → 0:7
[2023-04-04 18:59:52] (XEN) [ 0.582083] IRQ112 → 0:8
[2023-04-04 18:59:52] (XEN) [ 0.582375] IRQ120 → 0:9
[2023-04-04 18:59:52] (XEN) [ 0.582667] IRQ136 → 0:10
[2023-04-04 18:59:52] (XEN) [ 0.582959] IRQ144 → 0:11
[2023-04-04 18:59:52] (XEN) [ 0.583251] IRQ152 → 0:12
[2023-04-04 18:59:52] (XEN) [ 0.583543] IRQ160 → 0:13
[2023-04-04 18:59:52] (XEN) [ 0.583835] IRQ168 → 0:14
[2023-04-04 18:59:52] (XEN) [ 0.584127] IRQ176 → 0:15
[2023-04-04 18:59:52] (XEN) [ 0.584419] … done.
[2023-04-04 18:59:52] (XEN) [ 0.584719] Using local APIC timer interrupts.
[2023-04-04 18:59:52] (XEN) [ 0.585018] TSC_DEADLINE disabled due to Errata; please update microcode to version 0x22 (or later)
[2023-04-04 18:59:52] (XEN) [ 0.585614] calibrating APIC timer …
[2023-04-04 18:59:52] (XEN) [ 0.687010] … CPU clock speed is 2494.3172 MHz.
[2023-04-04 18:59:52] (XEN) [ 0.687310] … host bus clock speed is 99.7726 MHz.
[2023-04-04 18:59:52] (XEN) [ 0.687610] … bus_scale = 0x662a
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] Allocated console ring of 64 KiB.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] HWP disabled: cpuid_level d < 0x16 lacks CPU freq info
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] mwait-idle: MWAIT substates: 0x42120
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] mwait-idle: v0.4.1 model 0x3c
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] mwait-idle: lapic_timer_reliable_states 0xffffffff
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] VMX: Supported advanced features:
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - APIC MMIO access virtualisation
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - APIC TPR shadow
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - Extended Page Tables (EPT)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - Virtual-Processor Identifiers (VPID)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - Virtual NMI
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - MSR direct-access bitmap
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - Unrestricted Guest
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] - VM Functions
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] HVM: ASIDs enabled.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] HVM: VMX enabled
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] HVM: Hardware Assisted Paging (HAP) detected
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] HVM: HAP page sizes: 4kB, 2MB, 1GB
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:11] alt table ffff82d0404092f0 → ffff82d040413276
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Brought up 4 CPUs
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Parked 4 CPUs
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Scheduling granularity: cpu, 1 CPU per sched-resource
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Adding cpu 0 to runqueue 0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] First cpu on runqueue, activating
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Adding cpu 2 to runqueue 0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Adding cpu 4 to runqueue 1
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] First cpu on runqueue, activating
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Adding cpu 6 to runqueue 1
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] mcheck_poll: Machine check polling timer started.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] NX (Execute Disable) protection active
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] Dom0 has maximum 856 PIRQs
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:12] *** Building a PV Dom0 ***
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Xen kernel: 64-bit, lsb, compat32
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 → 0x4400000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] PHYSICAL MEMORY ARRANGEMENT:
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Dom0 alloc.: 0000000410000000->0000000418000000 (1006561 pages to be allocated)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Init. ramdisk: 000000042cde1000->000000042f1ffabb
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] VIRTUAL MEMORY ARRANGEMENT:
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Loaded kernel: ffffffff81000000->ffffffff84400000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Init. ramdisk: 0000000000000000->0000000000000000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Phys-Mach map: 0000008000000000->0000008000800000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Start info: ffffffff84400000->ffffffff844004b8
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Xenstore ring: 0000000000000000->0000000000000000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Console ring: 0000000000000000->0000000000000000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Page tables: ffffffff84401000->ffffffff84428000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Boot stack: ffffffff84428000->ffffffff84429000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] TOTAL: ffffffff80000000->ffffffff84800000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] ENTRY ADDRESS: ffffffff8353b1c0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Dom0 has maximum 4 VCPUs
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:13] Bogus DMIBAR 0xfed18001 on 0000:00:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] [VT-D]iommu_enable_translation: iommu->reg = ffff82c00021d000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] [VT-D]iommu_enable_translation: iommu->reg = ffff82c00021f000
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] Initial low memory virq threshold set at 0x4000 pages.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] Scrubbing Free RAM in background
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] Std. Loglevel: All
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] Guest Loglevel: All
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] ***************************************************
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] WARNING: CONSOLE OUTPUT IS SYNCHRONOUS
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] This option is intended to aid debugging of Xen by ensuring
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] that all output is synchronously delivered on the serial line.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] However it can introduce SIGNIFICANT latencies and affect
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] timekeeping. It is NOT recommended for production use!
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] ***************************************************
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:14] 3… 2… 1…
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:17] Xen is relinquishing VGA console.
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:17] *** Serial input to DOM0 (type ‘CTRL-a’ three times to switch input)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:17] Freed 600kB init memory
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-9 → 0x78 → IRQ 9 Mode:1 Active:0)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] Bogus DMIBAR 0xfed18001 on 0000:00:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:01.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:02.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:03.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:14.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:16.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1a.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1b.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1c.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1c.1
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1c.2
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1c.3
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1d.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1f.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1f.2
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:00:1f.3
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:01:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:01:00.1
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:04:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] PCI add device 0000:05:00.0
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-13 → 0xa0 → IRQ 13 Mode:0 Active:0)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-8 → 0x70 → IRQ 8 Mode:0 Active:0)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-12 → 0x98 → IRQ 12 Mode:0 Active:0)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-1 → 0x40 → IRQ 1 Mode:0 Active:0)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-16 → 0xc0 → IRQ 16 Mode:1 Active:1)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:19] IOAPIC[0]: Set PCI routing entry (8-23 → 0xc8 → IRQ 23 Mode:1 Active:1)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:20] IOAPIC[0]: Set PCI routing entry (8-17 → 0xe0 → IRQ 17 Mode:1 Active:1)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:20] IOAPIC[0]: Set PCI routing entry (8-18 → 0x31 → IRQ 18 Mode:1 Active:1)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:20] IOAPIC[0]: Set PCI routing entry (8-19 → 0x41 → IRQ 19 Mode:1 Active:1)
[2023-04-04 18:59:52] (XEN) [2023-04-04 18:59:42] IOAPIC[0]: Set PCI routing entry (8-22 → 0x99 → IRQ 22 Mode:1 Active:1)
dmesg | grep -e vga -e fb -e drm -e i915
Debian kernel 6.1.20 log
[ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
[ 0.008352] ACPI: Reserving FACS table memory at [mem 0xbeb1cf80-0xbeb1cfbf]
[ 0.015119] PM: hibernation: Registered nosave memory: [mem 0xbf000000-0xbfbfffff]
[ 0.015121] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
[ 0.228946] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
[ 0.228946] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
[ 0.264680] pci 0000:00:02.0: BAR 2: assigned to efifb
[ 0.269518] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[ 0.269518] pci 0000:00:02.0: vgaarb: bridge control possible
[ 0.269518] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 0.269518] vgaarb: loaded
[ 0.275269] system 00:08: [mem 0xf8000000-0xfbffffff] has been reserved
[ 0.659815] efifb: probing for efifb
[ 0.659827] efifb: framebuffer at 0xd0000000, using 3072k, total 3072k
[ 0.659828] efifb: mode is 1024x768x32, linelength=4096, pages=1
[ 0.659829] efifb: scrolling: redraw
[ 0.659830] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
[ 0.660601] fb0: EFI VGA frame buffer device
[ 1.009416] ACPI: bus type drm_connector registered
[ 1.410722] nouveau 0000:01:00.0: fb: 4096 MiB DDR3
[ 1.540469] i915 0000:00:02.0: vgaarb: deactivate vga console
[ 1.541640] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 1.612551] [drm] Initialized i915 1.6.0 20201103 for 0000:00:02.0 on minor 1
[ 1.624073] fbcon: i915drmfb (fb0) is primary device
[ 2.719970] vga_switcheroo: enabled
[ 2.721271] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 on minor 0
[ 3.021365] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
[ 12.608528] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm…
[ 12.641999] systemd[1]: modprobe@drm.service: Deactivated successfully.
[ 12.642115] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm.
[ 15.966803] snd_hda_intel 0000:00:03.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])