[ 0.000000] Linux version 5.0.0-15-generic (XXX@XXX) (gcc version 8.3.0 (Ubuntu 8.3.0-6ubuntu1)) #16-Ubuntu SMP Mon May 6 17:41:33 UTC 2019 (Ubuntu 5.0.0-15.16-generic 5.0.6) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.0.0-15-generic root=UUID=HASH_CDF-C399-146D-2299-29CC47AB626B ro quiet splash vt.handoff=1 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Hygon HygonGenuine [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: x87 FPU will use FXSAVE [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bffaffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bffb0000-0x00000000bffbdfff] ACPI data [ 0.000000] BIOS-e820: [mem 0x00000000bffbe000-0x00000000bffeffff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x00000000bfff0000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000feefffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fff00000-0x00000000ffffffff] reserved [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.5 present. [ 0.000000] DMI: HP-Pavilion WE160AA-ABU p6313uk/Narra6, BIOS 5.17 01/07/2010 [ 0.000000] tsc: Fast TSC calibration using PIT [ 0.000000] tsc: Detected 2913.189 MHz processor [ 0.001849] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved [ 0.001851] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.007740] AGP: No AGP bridge found [ 0.007794] last_pfn = 0xbffb0 max_arch_pfn = 0x400000000 [ 0.007798] MTRR default type: uncachable [ 0.007798] MTRR fixed ranges enabled: [ 0.007800] 00000-9FFFF write-back [ 0.007801] A0000-BFFFF uncachable [ 0.007802] C0000-CFFFF write-protect [ 0.007802] D0000-EFFFF uncachable [ 0.007803] F0000-FFFFF write-protect [ 0.007804] MTRR variable ranges enabled: [ 0.007805] 0 base 000000000000 mask FFFF80000000 write-back [ 0.007807] 1 base 000080000000 mask FFFFC0000000 write-back [ 0.007808] 2 disabled [ 0.007808] 3 disabled [ 0.007809] 4 disabled [ 0.007809] 5 disabled [ 0.007809] 6 disabled [ 0.007810] 7 disabled [ 0.007943] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011744] found SMP MP-table at [mem 0x000ff780-0x000ff78f] mapped at [(____ptrval____)] [ 0.017637] check: Scanning 1 areas for low memory corruption [ 0.017639] Base memory trampoline at [(____ptrval____)] 99000 size 24576 [ 0.017642] Using GB pages for direct mapping [ 0.017644] BRK [0x07601000, 0x07601fff] PGTABLE [ 0.017645] BRK [0x07602000, 0x07602fff] PGTABLE [ 0.017646] BRK [0x07603000, 0x07603fff] PGTABLE [ 0.017703] BRK [0x07604000, 0x07604fff] PGTABLE [ 0.017705] BRK [0x07605000, 0x07605fff] PGTABLE [ 0.017938] BRK [0x07606000, 0x07606fff] PGTABLE [ 0.017983] RAMDISK: [mem 0x331b7000-0x358d2fff] [ 0.017994] ACPI: Early table checksum verification disabled [ 0.018314] ACPI: RSDP 0x00000000000FB220 000014 (v00 HPQOEM) [ 0.018317] ACPI: RSDT 0x00000000BFFB0000 000040 (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018322] ACPI: FACP 0x00000000BFFB0200 000084 (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018327] ACPI: DSDT 0x00000000BFFB0450 0043AF (v01 HPQOEM SLIC-CPC 00000001 INTL 20051117) [ 0.018330] ACPI: FACS 0x00000000BFFBE000 000040 [ 0.018332] ACPI: APIC 0x00000000BFFB0390 000080 (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018335] ACPI: MCFG 0x00000000BFFB0410 00003C (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018338] ACPI: OEMB 0x00000000BFFBE040 000072 (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018340] ACPI: HPET 0x00000000BFFB4800 000038 (v01 HPQOEM SLIC-CPC 20100107 MSFT 00000097) [ 0.018342] ACPI: SLIC 0x00000000BFFBE0C0 000176 (v01 HPQOEM SLIC-CPC 00000001 MSFT 00000001) [ 0.018345] ACPI: SSDT 0x00000000BFFB4840 000672 (v01 HPQOEM SLIC-CPC 00000001 AMD 00000001) [ 0.018354] ACPI: Local APIC address 0xfee00000 [ 0.018432] Scanning NUMA topology in Northbridge 24 [ 0.018460] No NUMA configuration found [ 0.018460] Faking a node at [mem 0x0000000000000000-0x00000000bffaffff] [ 0.018469] NODE_DATA(0) allocated [mem 0xbff85000-0xbffaffff] [ 0.018794] Zone ranges: [ 0.018794] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.018795] DMA32 [mem 0x0000000001000000-0x00000000bffaffff] [ 0.018796] Normal empty [ 0.018797] Device empty [ 0.018798] Movable zone start for each node [ 0.018802] Early memory node ranges [ 0.018803] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.018804] node 0: [mem 0x0000000000100000-0x00000000bffaffff] [ 0.018806] Zeroed struct page in unavailable ranges: 98 pages [ 0.018807] Initmem setup node 0 [mem 0x0000000000001000-0x00000000bffaffff] [ 0.018809] On node 0 totalpages: 786254 [ 0.018810] DMA zone: 64 pages used for memmap [ 0.018810] DMA zone: 21 pages reserved [ 0.018811] DMA zone: 3998 pages, LIFO batch:0 [ 0.018913] DMA32 zone: 12223 pages used for memmap [ 0.018914] DMA32 zone: 782256 pages, LIFO batch:63 [ 0.041643] ACPI: PM-Timer IO Port: 0x4008 [ 0.041645] ACPI: Local APIC address 0xfee00000 [ 0.041661] IOAPIC[0]: apic_id 3, version 17, address 0xfec00000, GSI 0-23 [ 0.041663] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.041665] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.041666] ACPI: INT_SRC_OVR (bus 0 bus_irq 14 global_irq 14 high edge) [ 0.041667] ACPI: INT_SRC_OVR (bus 0 bus_irq 15 global_irq 15 high edge) [ 0.041668] ACPI: IRQ0 used by override. [ 0.041669] ACPI: IRQ9 used by override. [ 0.041670] ACPI: IRQ14 used by override. [ 0.041670] ACPI: IRQ15 used by override. [ 0.041671] Using ACPI (MADT) for SMP configuration information [ 0.041673] ACPI: HPET id: 0x10de8201 base: 0xfeff0000 [ 0.041676] smpboot: Allowing 4 CPUs, 1 hotplug CPUs [ 0.041690] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.041691] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.041692] PM: Registered nosave memory: [mem 0x000a0000-0x000dffff] [ 0.041692] PM: Registered nosave memory: [mem 0x000e0000-0x000fffff] [ 0.041695] [mem 0xc0000000-0xfebfffff] available for PCI devices [ 0.041695] Booting paravirtualized kernel on bare hardware [ 0.041699] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns [ 0.041708] random: get_random_bytes called from start_kernel+0x97/0x516 with crng_init=0 [ 0.041714] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:4 nr_cpu_ids:4 nr_node_ids:1 [ 0.042526] percpu: Embedded 46 pages/cpu @(____ptrval____) s151552 r8192 d28672 u524288 [ 0.042532] pcpu-alloc: s151552 r8192 d28672 u524288 alloc=1*2097152 [ 0.042533] pcpu-alloc: [0] 0 1 2 3 [ 0.042558] Built 1 zonelists, mobility grouping on. Total pages: 773946 [ 0.042559] Policy zone: DMA32 [ 0.042561] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.0.0-15-generic root=UUID=HASH_CDF-C399-146D-2299-29CC47AB626B ro quiet splash vt.handoff=1 [ 0.042650] AGP: Checking aperture... [ 0.048535] AGP: No AGP bridge found [ 0.048538] AGP: Node 0: aperture [bus addr 0x8036000000-0x8037ffffff] (32MB) [ 0.048538] Aperture beyond 4GB. Ignoring. [ 0.065210] Memory: 3021436K/3145016K available (14339K kernel code, 2334K rwdata, 4292K rodata, 2576K init, 5204K bss, 123580K reserved, 0K cma-reserved) [ 0.065397] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.065405] ftrace: allocating 41536 entries in 163 pages [ 0.080253] rcu: Hierarchical RCU implementation. [ 0.080255] rcu: RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=4. [ 0.080256] Tasks RCU enabled. [ 0.080257] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies. [ 0.080257] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.083459] NR_IRQS: 524544, nr_irqs: 456, preallocated irqs: 16 [ 0.083788] spurious 8259A interrupt: IRQ7. [ 0.083801] vt handoff: transparent VT on vt#1 [ 0.083807] Console: colour dummy device 80x25 [ 0.083810] printk: console [tty0] enabled [ 0.083831] ACPI: Core revision 20181213 [ 0.084010] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 76450417870 ns [ 0.084027] hpet clockevent registered [ 0.084032] APIC: Switch to symmetric I/O mode setup [ 0.084634] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.084644] do_IRQ: 0.55 No irq handler for vector [ 0.104032] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x29fdee1e5e6, max_idle_ns: 440795209874 ns [ 0.104043] Calibrating delay loop (skipped), value calculated using timer frequency.. 5826.37 BogoMIPS (lpj=11652756) [ 0.104046] pid_max: default: 32768 minimum: 301 [ 0.104085] LSM: Security Framework initializing [ 0.104099] Yama: becoming mindful. [ 0.104118] AppArmor: AppArmor initialized [ 0.105430] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.106103] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes) [ 0.106143] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes) [ 0.106167] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes) [ 0.106416] mce: CPU supports 6 MCE banks [ 0.106424] LVT offset 0 assigned for vector 0xf9 [ 0.106428] Last level iTLB entries: 4KB 512, 2MB 16, 4MB 8 [ 0.106428] Last level dTLB entries: 4KB 512, 2MB 128, 4MB 64, 1GB 0 [ 0.106430] Spectre V2 : Mitigation: Full AMD retpoline [ 0.106431] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.106546] Freeing SMP alternatives memory: 36K [ 0.108033] smpboot: CPU0: AMD Athlon(tm) II X3 435 Processor (family: 0x10, model: 0x5, stepping: 0x2) [ 0.108033] Performance Events: AMD PMU driver. [ 0.108033] ... version: 0 [ 0.108033] ... bit width: 48 [ 0.108033] ... generic registers: 4 [ 0.108033] ... value mask: 0000ffffffffffff [ 0.108033] ... max period: 00007fffffffffff [ 0.108033] ... fixed-purpose events: 0 [ 0.108033] ... event mask: 000000000000000f [ 0.108033] rcu: Hierarchical SRCU implementation. [ 0.108033] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter. [ 0.108033] smp: Bringing up secondary CPUs ... [ 0.108033] x86: Booting SMP configuration: [ 0.108033] .... node #0, CPUs: #1 #2 [ 0.108093] smp: Brought up 1 node, 3 CPUs [ 0.108093] smpboot: Max logical packages: 2 [ 0.108093] smpboot: Total of 3 processors activated (17479.13 BogoMIPS) [ 0.108615] devtmpfs: initialized [ 0.108615] x86/mm: Memory block size: 128MB [ 0.108615] PM: Registering ACPI NVS region [mem 0xbffbe000-0xbffeffff] (204800 bytes) [ 0.108615] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns [ 0.108615] futex hash table entries: 1024 (order: 4, 65536 bytes) [ 0.108615] pinctrl core: initialized pinctrl subsystem [ 0.108615] RTC time: 21:01:32, date: 2019-05-18 [ 0.108615] NET: Registered protocol family 16 [ 0.108615] EISA bus registered [ 0.108615] cpuidle: using governor ladder [ 0.108615] cpuidle: using governor menu [ 0.108615] node 0 link 0: io port [1000, ffffff] [ 0.108615] TOM: 00000000c0000000 aka 3072M [ 0.108615] Fam 10h mmconf [mem 0xfc000000-0xfdffffff] [ 0.108615] node 0 link 0: mmio [fc000000, fdffffff] ==> none [ 0.108615] node 0 link 0: mmio [c0000000, fbffffff] [ 0.108615] node 0 link 0: mmio [fe000000, fe0bffff] [ 0.108615] node 0 link 0: mmio [a0000, bffff] [ 0.108615] bus: [bus 00-07] on node 0 link 0 [ 0.108615] bus: 00 [io 0x0000-0xffff] [ 0.108615] bus: 00 [mem 0xc0000000-0xfbffffff] [ 0.108615] bus: 00 [mem 0xfe000000-0xfcffffffff] [ 0.108615] bus: 00 [mem 0x000a0000-0x000bffff] [ 0.108615] ACPI: bus type PCI registered [ 0.108615] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.108615] PCI: MMCONFIG for domain 0000 [bus 00-1f] at [mem 0xfc000000-0xfdffffff] (base 0xfc000000) [ 0.108615] PCI: not using MMCONFIG [ 0.108615] PCI: Using configuration type 1 for base access [ 0.108615] PCI: Using configuration type 1 for extended access [ 0.108615] mtrr: your CPUs had inconsistent variable MTRR settings [ 0.108615] mtrr: probably your BIOS does not setup all CPUs. [ 0.108615] mtrr: corrected configuration. [ 0.112759] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.112759] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.112759] ACPI: Added _OSI(Module Device) [ 0.112759] ACPI: Added _OSI(Processor Device) [ 0.112759] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.112759] ACPI: Added _OSI(Processor Aggregator Device) [ 0.112759] ACPI: Added _OSI(Linux-Dell-Video) [ 0.112759] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.112759] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.117262] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.118413] ACPI: Interpreter enabled [ 0.118434] ACPI: (supports S0 S1 S3 S4 S5) [ 0.118435] ACPI: Using IOAPIC for interrupt routing [ 0.118474] PCI: MMCONFIG for domain 0000 [bus 00-1f] at [mem 0xfc000000-0xfdffffff] (base 0xfc000000) [ 0.119670] PCI: MMCONFIG at [mem 0xfc000000-0xfdffffff] reserved in ACPI motherboard resources [ 0.119683] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.119886] ACPI: Enabled 8 GPEs in block 00 to 1F [ 0.127699] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.127706] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI] [ 0.127957] acpi PNP0A03:00: _OSC: platform does not support [PCIeHotplug SHPCHotplug PME PCIeCapability LTR] [ 0.128083] acpi PNP0A03:00: _OSC: not requesting control; platform does not support [PCIeCapability] [ 0.128084] acpi PNP0A03:00: _OSC: OS requested [PCIeHotplug SHPCHotplug PME AER PCIeCapability LTR] [ 0.128086] acpi PNP0A03:00: _OSC: platform willing to grant [AER] [ 0.128087] acpi PNP0A03:00: _OSC failed (AE_SUPPORT); disabling ASPM [ 0.128098] acpi PNP0A03:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.128367] PCI host bridge to bus 0000:00 [ 0.128369] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.128371] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.128372] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.128373] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000dffff window] [ 0.128375] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfbffffff window] [ 0.128376] pci_bus 0000:00: root bus resource [mem 0xfe000000-0xfebfffff window] [ 0.128377] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.128395] pci 0000:00:00.0: [10de:03ea] type 00 class 0x050000 [ 0.128614] pci 0000:00:01.0: [10de:03e0] type 00 class 0x060100 [ 0.128621] pci 0000:00:01.0: reg 0x10: [io 0x4f00-0x4fff] [ 0.128710] pci 0000:00:01.1: [10de:03eb] type 00 class 0x0c0500 [ 0.128720] pci 0000:00:01.1: reg 0x10: [io 0x4900-0x493f] [ 0.128732] pci 0000:00:01.1: reg 0x20: [io 0x4d00-0x4d3f] [ 0.128736] pci 0000:00:01.1: reg 0x24: [io 0x4e00-0x4e3f] [ 0.128761] pci 0000:00:01.1: PME# supported from D3hot D3cold [ 0.128829] pci 0000:00:01.2: [10de:03f5] type 00 class 0x050000 [ 0.128908] pci 0000:00:02.0: [10de:03f1] type 00 class 0x0c0310 [ 0.128916] pci 0000:00:02.0: reg 0x10: [mem 0xf9fff000-0xf9ffffff] [ 0.128947] pci 0000:00:02.0: supports D1 D2 [ 0.128948] pci 0000:00:02.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129011] pci 0000:00:02.1: [10de:03f2] type 00 class 0x0c0320 [ 0.129020] pci 0000:00:02.1: reg 0x10: [mem 0xf9ffec00-0xf9ffecff] [ 0.129055] pci 0000:00:02.1: supports D1 D2 [ 0.129056] pci 0000:00:02.1: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129124] pci 0000:00:04.0: [10de:03f3] type 01 class 0x060401 [ 0.129213] pci 0000:00:05.0: [10de:03f0] type 00 class 0x040300 [ 0.129222] pci 0000:00:05.0: reg 0x10: [mem 0xf9ff8000-0xf9ffbfff] [ 0.129258] pci 0000:00:05.0: PME# supported from D3hot D3cold [ 0.129334] pci 0000:00:07.0: [10de:03ef] type 00 class 0x068000 [ 0.129341] pci 0000:00:07.0: reg 0x10: [mem 0xf9ffd000-0xf9ffdfff] [ 0.129344] pci 0000:00:07.0: reg 0x14: [io 0xd480-0xd487] [ 0.129372] pci 0000:00:07.0: supports D1 D2 [ 0.129373] pci 0000:00:07.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129436] pci 0000:00:08.0: [10de:03f6] type 00 class 0x010185 [ 0.129443] pci 0000:00:08.0: reg 0x10: [io 0xd400-0xd407] [ 0.129446] pci 0000:00:08.0: reg 0x14: [io 0xd080-0xd083] [ 0.129449] pci 0000:00:08.0: reg 0x18: [io 0xd000-0xd007] [ 0.129452] pci 0000:00:08.0: reg 0x1c: [io 0xcc00-0xcc03] [ 0.129455] pci 0000:00:08.0: reg 0x20: [io 0xc880-0xc88f] [ 0.129458] pci 0000:00:08.0: reg 0x24: [mem 0xf9ffc000-0xf9ffcfff] [ 0.129534] pci 0000:00:08.1: [10de:03f6] type 00 class 0x010185 [ 0.129540] pci 0000:00:08.1: reg 0x10: [io 0xc800-0xc807] [ 0.129543] pci 0000:00:08.1: reg 0x14: [io 0xc480-0xc483] [ 0.129546] pci 0000:00:08.1: reg 0x18: [io 0xc400-0xc407] [ 0.129549] pci 0000:00:08.1: reg 0x1c: [io 0xc080-0xc083] [ 0.129552] pci 0000:00:08.1: reg 0x20: [io 0xc000-0xc00f] [ 0.129555] pci 0000:00:08.1: reg 0x24: [mem 0xf9ff7000-0xf9ff7fff] [ 0.129635] pci 0000:00:09.0: [10de:03e8] type 01 class 0x060400 [ 0.129662] pci 0000:00:09.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129729] pci 0000:00:0b.0: [10de:03e9] type 01 class 0x060400 [ 0.129753] pci 0000:00:0b.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129818] pci 0000:00:0c.0: [10de:03e9] type 01 class 0x060400 [ 0.129842] pci 0000:00:0c.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.129915] pci 0000:00:18.0: [1022:1200] type 00 class 0x060000 [ 0.129975] pci 0000:00:18.1: [1022:1201] type 00 class 0x060000 [ 0.130032] pci 0000:00:18.2: [1022:1202] type 00 class 0x060000 [ 0.130096] pci 0000:00:18.3: [1022:1203] type 00 class 0x060000 [ 0.130156] pci 0000:00:18.4: [1022:1204] type 00 class 0x060000 [ 0.130228] pci_bus 0000:01: extended config space not accessible [ 0.130267] pci 0000:00:04.0: PCI bridge to [bus 01] (subtractive decode) [ 0.130271] pci 0000:00:04.0: bridge window [io 0x0000-0x0cf7 window] (subtractive decode) [ 0.130272] pci 0000:00:04.0: bridge window [io 0x0d00-0xffff window] (subtractive decode) [ 0.130274] pci 0000:00:04.0: bridge window [mem 0x000a0000-0x000bffff window] (subtractive decode) [ 0.130275] pci 0000:00:04.0: bridge window [mem 0x000d0000-0x000dffff window] (subtractive decode) [ 0.130276] pci 0000:00:04.0: bridge window [mem 0xc0000000-0xfbffffff window] (subtractive decode) [ 0.130277] pci 0000:00:04.0: bridge window [mem 0xfe000000-0xfebfffff window] (subtractive decode) [ 0.130303] pci 0000:02:00.0: [10de:0a65] type 00 class 0x030000 [ 0.130315] pci 0000:02:00.0: reg 0x10: [mem 0xfa000000-0xfaffffff] [ 0.130322] pci 0000:02:00.0: reg 0x14: [mem 0xe0000000-0xefffffff 64bit pref] [ 0.130329] pci 0000:02:00.0: reg 0x1c: [mem 0xf6000000-0xf7ffffff 64bit pref] [ 0.130334] pci 0000:02:00.0: reg 0x24: [io 0xec00-0xec7f] [ 0.130338] pci 0000:02:00.0: reg 0x30: [mem 0xfbe80000-0xfbefffff pref] [ 0.130342] pci 0000:02:00.0: enabling Extended Tags [ 0.130417] pci 0000:02:00.1: [10de:0be3] type 00 class 0x040300 [ 0.130427] pci 0000:02:00.1: reg 0x10: [mem 0xfbe7c000-0xfbe7ffff] [ 0.130452] pci 0000:02:00.1: enabling Extended Tags [ 0.140078] pci 0000:00:09.0: PCI bridge to [bus 02] [ 0.140082] pci 0000:00:09.0: bridge window [io 0xe000-0xefff] [ 0.140084] pci 0000:00:09.0: bridge window [mem 0xfa000000-0xfbefffff] [ 0.140086] pci 0000:00:09.0: bridge window [mem 0xe0000000-0xf7ffffff 64bit pref] [ 0.140138] pci 0000:00:0b.0: PCI bridge to [bus 03] [ 0.140173] pci 0000:04:00.0: [1b73:1100] type 00 class 0x0c0330 [ 0.140195] pci 0000:04:00.0: reg 0x10: [mem 0xfbff0000-0xfbffffff 64bit] [ 0.140206] pci 0000:04:00.0: reg 0x18: [mem 0xfbfef000-0xfbfeffff 64bit] [ 0.140217] pci 0000:04:00.0: reg 0x20: [mem 0xfbfee000-0xfbfeefff 64bit] [ 0.140277] pci 0000:04:00.0: supports D1 [ 0.140278] pci 0000:04:00.0: PME# supported from D0 D1 D3hot [ 0.140302] pci 0000:04:00.0: 2.000 Gb/s available PCIe bandwidth, limited by 2.5 GT/s x1 link at 0000:00:0c.0 (capable of 4.000 Gb/s with 5 GT/s x1 link) [ 0.152062] pci 0000:00:0c.0: PCI bridge to [bus 04] [ 0.152066] pci 0000:00:0c.0: bridge window [mem 0xfbf00000-0xfbffffff] [ 0.152685] ACPI: PCI Interrupt Link [LNKA] (IRQs 16 17 18 19) *0, disabled. [ 0.152843] ACPI: PCI Interrupt Link [LNKB] (IRQs 16 17 18 19) *0, disabled. [ 0.152997] ACPI: PCI Interrupt Link [LNKC] (IRQs 16 17 18 19) *0, disabled. [ 0.153150] ACPI: PCI Interrupt Link [LNKD] (IRQs 16 17 18 19) *0, disabled. [ 0.153306] ACPI: PCI Interrupt Link [LNEA] (IRQs 16 17 18 19) *14 [ 0.153458] ACPI: PCI Interrupt Link [LNEB] (IRQs 16 17 18 19) *0, disabled. [ 0.153610] ACPI: PCI Interrupt Link [LNEC] (IRQs 16 17 18 19) *0, disabled. [ 0.153765] ACPI: PCI Interrupt Link [LNED] (IRQs 16 17 18 19) *10 [ 0.153921] ACPI: PCI Interrupt Link [LUB0] (IRQs 20 21 22 23) *14 [ 0.154076] ACPI: PCI Interrupt Link [LUB2] (IRQs 20 21 22 23) *7 [ 0.154233] ACPI: PCI Interrupt Link [LMAC] (IRQs 20 21 22 23) *11 [ 0.154389] ACPI: PCI Interrupt Link [LAZA] (IRQs 20 21 22 23) *10 [ 0.154541] ACPI: PCI Interrupt Link [LMC9] (IRQs 20 21 22 23) *0, disabled. [ 0.154697] ACPI: PCI Interrupt Link [LSMB] (IRQs 20 21 22 23) *11 [ 0.154849] ACPI: PCI Interrupt Link [LPMU] (IRQs 20 21 22 23) *0, disabled. [ 0.155005] ACPI: PCI Interrupt Link [LSA0] (IRQs 20 21 22 23) *5 [ 0.155160] ACPI: PCI Interrupt Link [LSA1] (IRQs 20 21 22 23) *5 [ 0.155331] ACPI: PCI Interrupt Link [LATA] (IRQs 20 21 22 23) *0, disabled. [ 0.155473] SCSI subsystem initialized [ 0.155473] libata version 3.00 loaded. [ 0.155473] pci 0000:02:00.0: vgaarb: setting as boot VGA device [ 0.155473] pci 0000:02:00.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.155473] pci 0000:02:00.0: vgaarb: bridge control possible [ 0.155473] vgaarb: loaded [ 0.155473] ACPI: bus type USB registered [ 0.155473] usbcore: registered new interface driver usbfs [ 0.155473] usbcore: registered new interface driver hub [ 0.155473] usbcore: registered new device driver usb [ 0.155473] pps_core: LinuxPPS API ver. 1 registered [ 0.155473] pps_core: Software ver. 5.3.6 - Copyright FAF7-631D Rodolfo Giometti <XXX@XXX> [ 0.155473] PTP clock support registered [ 0.156038] EDAC MC: Ver: 3.0.0 [ 0.156069] PCI: Using ACPI for IRQ routing [ 0.156712] PCI: pci_cache_line_size set to 64 bytes [ 0.156746] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff] [ 0.156747] e820: reserve RAM buffer [mem 0xbffb0000-0xbfffffff] [ 0.156859] NetLabel: Initializing [ 0.156859] NetLabel: domain hash size = 128 [ 0.156860] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.156873] NetLabel: unlabeled traffic allowed by default [ 0.156896] HPET: 3 timers in total, 0 timers will be used for per-cpu timer [ 0.156896] hpet0: at MMIO 0xfeff0000, IRQs 2, 8, 31 [ 0.156896] hpet0: 3 comparators, 32-bit 25.000000 MHz counter [ 0.156896] clocksource: Switched to clocksource tsc-early [ 0.170053] VFS: Disk quotas dquot_6.6.0 [ 0.170079] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.170202] AppArmor: AppArmor Filesystem Enabled [ 0.170230] pnp: PnP ACPI init [ 0.170335] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active) [ 0.170518] system 00:01: [io 0x0a00-0x0adf] has been reserved [ 0.170522] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.171043] system 00:02: [io 0x04d0-0x04d1] has been reserved [ 0.171046] system 00:02: [io 0x0800-0x080f] has been reserved [ 0.171047] system 00:02: [io 0x4000-0x407f] has been reserved [ 0.171049] system 00:02: [io 0x4080-0x40ff] has been reserved [ 0.171050] system 00:02: [io 0x4400-0x447f] has been reserved [ 0.171051] system 00:02: [io 0x4480-0x44ff] has been reserved [ 0.171052] system 00:02: [io 0x4800-0x487f] has been reserved [ 0.171054] system 00:02: [io 0x4880-0x48ff] has been reserved [ 0.171055] system 00:02: [io 0x4c00-0x4c7f] has been reserved [ 0.171056] system 00:02: [io 0x4c80-0x4cff] has been reserved [ 0.171058] system 00:02: [mem 0x000d0000-0x000d3fff window] has been reserved [ 0.171059] system 00:02: [mem 0x000d4000-0x000d7fff window] has been reserved [ 0.171060] system 00:02: [mem 0x000de000-0x000dffff window] has been reserved [ 0.171062] system 00:02: [mem 0xfec80000-0x1fd93ffff] could not be reserved [ 0.171063] system 00:02: [mem 0xfefe0000-0xfefe01ff] has been reserved [ 0.171065] system 00:02: [mem 0xfefe1000-0xfefe1fff] has been reserved [ 0.171066] system 00:02: [mem 0xfee01000-0xfeefffff] has been reserved [ 0.171067] system 00:02: [mem 0xffb80000-0xffffffff] could not be reserved [ 0.171071] system 00:02: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.171250] system 00:03: [mem 0xfec00000-0xfec00fff] could not be reserved [ 0.171251] system 00:03: [mem 0xfee00000-0xfee00fff] has been reserved [ 0.171254] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.171336] system 00:04: [mem 0xfc000000-0xfdffffff] has been reserved [ 0.171339] system 00:04: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.171550] system 00:05: [mem 0x00000000-0x0009ffff] could not be reserved [ 0.171552] system 00:05: [mem 0x000c0000-0x000cffff] could not be reserved [ 0.171554] system 00:05: [mem 0x000e0000-0x000fffff] could not be reserved [ 0.171555] system 00:05: [mem 0x00100000-0xbfffffff] could not be reserved [ 0.171556] system 00:05: [mem 0xfec00000-0xffffffff] could not be reserved [ 0.171559] system 00:05: Plug and Play ACPI device, IDs PNP0c01 (active) [ 0.171932] pnp: PnP ACPI: found 6 devices [ 0.177928] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.177955] pci 0000:00:04.0: PCI bridge to [bus 01] [ 0.177962] pci 0000:00:09.0: PCI bridge to [bus 02] [ 0.177964] pci 0000:00:09.0: bridge window [io 0xe000-0xefff] [ 0.177966] pci 0000:00:09.0: bridge window [mem 0xfa000000-0xfbefffff] [ 0.177967] pci 0000:00:09.0: bridge window [mem 0xe0000000-0xf7ffffff 64bit pref] [ 0.177970] pci 0000:00:0b.0: PCI bridge to [bus 03] [ 0.177973] pci 0000:00:0c.0: PCI bridge to [bus 04] [ 0.177975] pci 0000:00:0c.0: bridge window [mem 0xfbf00000-0xfbffffff] [ 0.177979] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.177981] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.177982] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.177983] pci_bus 0000:00: resource 7 [mem 0x000d0000-0x000dffff window] [ 0.177984] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfbffffff window] [ 0.177985] pci_bus 0000:00: resource 9 [mem 0xfe000000-0xfebfffff window] [ 0.177987] pci_bus 0000:01: resource 4 [io 0x0000-0x0cf7 window] [ 0.177988] pci_bus 0000:01: resource 5 [io 0x0d00-0xffff window] [ 0.177989] pci_bus 0000:01: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.177990] pci_bus 0000:01: resource 7 [mem 0x000d0000-0x000dffff window] [ 0.177991] pci_bus 0000:01: resource 8 [mem 0xc0000000-0xfbffffff window] [ 0.177992] pci_bus 0000:01: resource 9 [mem 0xfe000000-0xfebfffff window] [ 0.177993] pci_bus 0000:02: resource 0 [io 0xe000-0xefff] [ 0.177994] pci_bus 0000:02: resource 1 [mem 0xfa000000-0xfbefffff] [ 0.177996] pci_bus 0000:02: resource 2 [mem 0xe0000000-0xf7ffffff 64bit pref] [ 0.177997] pci_bus 0000:04: resource 1 [mem 0xfbf00000-0xfbffffff] [ 0.178085] NET: Registered protocol family 2 [ 0.178322] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes) [ 0.178346] TCP established hash table entries: 32768 (order: 6, 262144 bytes) [ 0.178418] TCP bind hash table entries: 32768 (order: 7, 524288 bytes) [ 0.178560] TCP: Hash tables configured (established 32768 bind 32768) [ 0.178637] UDP hash table entries: 2048 (order: 4, 65536 bytes) [ 0.178667] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes) [ 0.178834] NET: Registered protocol family 1 [ 0.178840] NET: Registered protocol family 44 [ 0.179246] PCI Interrupt Link [LUB0] enabled at IRQ 23 [ 0.219808] pci 0000:00:02.0: quirk_usb_early_handoff+0x0/0x6a6 took 39959 usecs [ 0.220115] PCI Interrupt Link [LUB2] enabled at IRQ 22 [ 0.220242] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220283] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220326] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220370] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220414] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220461] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220509] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220560] pci 0000:00:00.0: Found enabled HT MSI Mapping [ 0.220578] pci 0000:02:00.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.220588] pci 0000:02:00.1: Linked as a consumer to 0000:02:00.0 [ 0.220889] PCI Interrupt Link [LNEA] enabled at IRQ 19 [ 0.220946] PCI: CLS 64 bytes, default 64 [ 0.220994] Unpacking initramfs... [ 0.806580] Freeing initrd memory: 40048K [ 0.807019] LVT offset 1 assigned for vector 0x400 [ 0.807023] LVT offset 1 assigned [ 0.807075] perf: AMD IBS detected (0x0000001f) [ 0.807115] check: Scanning for low memory corruption every 60 seconds [ 0.807727] Initialise system trusted keyrings [ 0.807737] Key type blacklist registered [ 0.807817] workingset: timestamp_bits=36 max_order=20 bucket_order=0 [ 0.809263] zbud: loaded [ 0.809738] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.810018] fuse init (API version 7.28) [ 0.859576] Key type asymmetric registered [ 0.859578] Asymmetric key parser 'x509' registered [ 0.859597] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 0.859665] io scheduler mq-deadline registered [ 0.859961] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 0.860031] vesafb: mode is 1280x800x32, linelength=5120, pages=0 [ 0.860032] vesafb: scrolling: redraw [ 0.860033] vesafb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 0.860047] vesafb: framebuffer at 0xf7000000, mapped to 0x(____ptrval____), using 4032k, total 4032k [ 0.860164] Console: switching to colour frame buffer device 160x50 [ 0.860182] fb0: VESA VGA frame buffer device [ 0.860264] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 [ 0.860272] ACPI: Power Button [PWRB] [ 0.860310] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 0.860329] ACPI: Power Button [PWRF] [ 0.860691] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled [ 0.862364] Linux agpgart interface v0.103 [ 0.864419] loop: module loaded [ 0.864703] libphy: Fixed MDIO Bus: probed [ 0.864704] tun: Universal TUN/TAP device driver, 1.6 [ 0.864729] PPP generic driver version 2.4.2 [ 0.864765] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.864769] ehci-pci: EHCI PCI platform driver [ 0.864917] ehci-pci 0000:00:02.1: EHCI Host Controller [ 0.864923] ehci-pci 0000:00:02.1: new USB bus registered, assigned bus number 1 [ 0.864930] ehci-pci 0000:00:02.1: debug port 1 [ 0.864957] ehci-pci 0000:00:02.1: cache line size of 64 is not supported [ 0.864977] ehci-pci 0000:00:02.1: irq 22, io mem 0xf9ffec00 [ 0.880691] ehci-pci 0000:00:02.1: USB 2.0 started, EHCI 1.00 [ 0.880759] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.00 [ 0.880761] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=... [ 0.880762] usb usb1: Product: EHCI Host Controller [ 0.880763] usb usb1: Manufacturer: Linux 5.0.0-15-generic ehci_hcd [ 0.880764] usb usb1: SerialNumber: ... [ 0.880899] hub 1-0:1.0: USB hub found [ 0.880906] hub 1-0:1.0: 10 ports detected [ 0.881121] ehci-platform: EHCI generic platform driver [ 0.881141] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 0.881151] ohci-pci: OHCI PCI platform driver [ 0.881294] ohci-pci 0000:00:02.0: OHCI PCI host controller [ 0.881301] ohci-pci 0000:00:02.0: new USB bus registered, assigned bus number 2 [ 0.881333] ohci-pci 0000:00:02.0: irq 23, io mem 0xf9fff000 [ 0.942724] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.00 [ 0.942727] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=... [ 0.942728] usb usb2: Product: OHCI PCI host controller [ 0.942729] usb usb2: Manufacturer: Linux 5.0.0-15-generic ohci_hcd [ 0.942730] usb usb2: SerialNumber: ... [ 0.942867] hub 2-0:1.0: USB hub found [ 0.942874] hub 2-0:1.0: 10 ports detected [ 0.943065] ohci-platform: OHCI generic platform driver [ 0.943079] uhci_hcd: USB Universal Host Controller Interface driver [ 0.943225] xhci_hcd 0000:04:00.0: xHCI Host Controller [ 0.943230] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 3 [ 0.943407] xhci_hcd 0000:04:00.0: hcc params 0x200071e1 hci version 0x100 quirks 0x0000000000000010 [ 0.943612] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.00 [ 0.943613] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=... [ 0.943614] usb usb3: Product: xHCI Host Controller [ 0.943615] usb usb3: Manufacturer: Linux 5.0.0-15-generic xhci-hcd [ 0.943616] usb usb3: SerialNumber: ... [ 0.943761] hub 3-0:1.0: USB hub found [ 0.943769] hub 3-0:1.0: 4 ports detected [ 0.943891] xhci_hcd 0000:04:00.0: xHCI Host Controller [ 0.943894] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 4 [ 0.943897] xhci_hcd 0000:04:00.0: Host supports USB 3.0 SuperSpeed [ 0.943909] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM. [ 0.943925] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.00 [ 0.943926] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=... [ 0.943927] usb usb4: Product: xHCI Host Controller [ 0.943928] usb usb4: Manufacturer: Linux 5.0.0-15-generic xhci-hcd [ 0.943929] usb usb4: SerialNumber: ... [ 0.943999] hub 4-0:1.0: USB hub found [ 0.944007] hub 4-0:1.0: 4 ports detected [ 0.944165] i8042: PNP: No PS/2 controller found. [ 0.944166] i8042: Probing ports directly. [ 0.946440] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 0.946446] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 0.946584] mousedev: PS/2 mouse device common for all mice [ 0.946705] rtc_cmos 00:00: RTC can wake from S4 [ 0.946879] rtc_cmos 00:00: registered as rtc0 [ 0.946893] rtc_cmos 00:00: alarms up to one year, y3k, 114 bytes nvram, hpet irqs [ 0.946900] i2c /dev entries driver [ 0.946988] device-mapper: uevent: version 1.0.3 [ 0.947041] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: XXX@XXX [ 0.947058] platform eisa.0: Probing EISA bus 0 [ 0.947061] platform eisa.0: EISA: Cannot allocate resource for mainboard [ 0.947063] platform eisa.0: Cannot allocate resource for EISA slot 1 [ 0.947064] platform eisa.0: Cannot allocate resource for EISA slot 2 [ 0.947065] platform eisa.0: Cannot allocate resource for EISA slot 3 [ 0.947066] platform eisa.0: Cannot allocate resource for EISA slot 4 [ 0.947067] platform eisa.0: Cannot allocate resource for EISA slot 5 [ 0.947068] platform eisa.0: Cannot allocate resource for EISA slot 6 [ 0.947069] platform eisa.0: Cannot allocate resource for EISA slot 7 [ 0.947070] platform eisa.0: Cannot allocate resource for EISA slot 8 [ 0.947071] platform eisa.0: EISA: Detected 0 cards [ 0.947103] ledtrig-cpu: registered to indicate activity on CPUs [ 0.947325] NET: Registered protocol family 10 [ 0.954339] Segment Routing with IPv6 [ 0.954369] NET: Registered protocol family 17 [ 0.954434] Key type dns_resolver registered [ 0.954687] RAS: Correctable Errors collector initialized. [ 0.954690] microcode: microcode updated early to new patch_level=0x010000db [ 0.954722] microcode: CPU0: patch_level=0x010000db [ 0.954728] microcode: CPU1: patch_level=0x010000db [ 0.954735] microcode: CPU2: patch_level=0x010000db [ 0.954762] microcode: Microcode Update Driver: v2.2. [ 0.954772] sched_clock: Marking stable (954489809, 268813)->(1066149110, -111390488) [ 0.954906] registered taskstats version 1 [ 0.954920] Loading compiled-in X.509 certificates [ 0.957093] Loaded X.509 cert 'Build time autogenerated kernel key: eb1bfeba51474ef74cb4d98db3e45ae3df3fb1e7' [ 0.957126] zswap: loaded using pool lzo/zbud [ 0.963800] Key type big_key registered [ 0.963808] Key type trusted registered [ 0.967089] Key type encrypted registered [ 0.967096] AppArmor: AppArmor sha1 policy hashing enabled [ 0.967108] ima: No TPM chip found, activating TPM-bypass! [ 0.967114] ima: Allocated hash algorithm: sha1 [ 0.967120] No architecture policies found [ 0.967129] evm: Initialising EVM extended attributes: [ 0.967129] evm: security.selinux [ 0.967130] evm: security.SMACK64 [ 0.967130] evm: security.SMACK64EXEC [ 0.967130] evm: security.SMACK64TRANSMUTE [ 0.967131] evm: security.SMACK64MMAP [ 0.967131] evm: security.apparmor [ 0.967131] evm: security.ima [ 0.967132] evm: security.capability [ 0.967132] evm: HMAC attrs: 0x1 [ 0.967456] Magic number: 3:536:45 [ 0.967596] rtc_cmos 00:00: setting system clock to 2019-05-18T21:01:33 UTC (1558213293) [ 0.967754] acpi_cpufreq: overriding BIOS provided _PSD data [ 0.969766] Freeing unused decrypted memory: 2040K [ 0.970566] Freeing unused kernel image memory: 2576K [ 0.985986] Write protecting the kernel read-only data: 22528k [ 0.986701] Freeing unused kernel image memory: 2016K [ 0.987272] Freeing unused kernel image memory: 1852K [ 0.998690] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 0.998699] Run /init as init process [ 1.077345] i2c i2c-0: nForce2 SMBus adapter at 0x4d00 [ 1.077463] i2c i2c-1: nForce2 SMBus adapter at 0x4e00 [ 1.077488] forcedeth: Reverse Engineered nForce ethernet driver. Version 0.64. [ 1.077887] PCI Interrupt Link [LMAC] enabled at IRQ 21 [ 1.078290] sata_nv 0000:00:08.0: version 3.5 [ 1.078588] PCI Interrupt Link [LSA0] enabled at IRQ 20 [ 1.078958] scsi host0: sata_nv [ 1.083184] scsi host1: sata_nv [ 1.083264] ata1: SATA max UDMA/133 cmd 0xd400 ctl 0xd080 bmdma 0xc880 irq 20 [ 1.083265] ata2: SATA max UDMA/133 cmd 0xd000 ctl 0xcc00 bmdma 0xc888 irq 20 [ 1.083703] PCI Interrupt Link [LSA1] enabled at IRQ 23 [ 1.085153] scsi host2: sata_nv [ 1.085296] scsi host3: sata_nv [ 1.085334] ata3: SATA max UDMA/133 cmd 0xc800 ctl 0xc480 bmdma 0xc000 irq 23 [ 1.085335] ata4: SATA max UDMA/133 cmd 0xc400 ctl 0xc080 bmdma 0xc008 irq 23 [ 1.260076] usb 3-1: new high-speed USB device number 2 using xhci_hcd [ 1.392906] ata3: SATA link down (SStatus 0 SControl 300) [ 1.408420] usb 3-1: New USB device found, idVendor=2001, idProduct=3318, bcdDevice= 2.00 [ 1.408423] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=... [ 1.408424] usb 3-1: Product: 11ac adapter [ 1.408425] usb 3-1: Manufacturer: D-Link Corporation [ 1.408426] usb 3-1: SerialNumber: ... [ 1.460075] usb 2-1: new low-speed USB device number 2 using ohci-pci [ 1.536083] usb 3-3: new high-speed USB device number 3 using xhci_hcd [ 1.536114] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.538428] ata1.00: ATA-8: WDC WD5000AAKS-65V0A0, 05.01D05, max UDMA/133 [ 1.538431] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 0/32) [ 1.542978] ata1.00: configured for UDMA/133 [ 1.543171] scsi 0:0:0:0: Direct-Access ATA WDC WD5000AAKS-6 1D05 PQ: 0 ANSI: 5 [ 1.543375] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB) [ 1.543394] sd 0:0:0:0: [sda] Write Protect is off [ 1.543396] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 [ 1.543423] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1.543658] sd 0:0:0:0: Attached scsi generic sg0 type 0 [ 1.608796] forcedeth 0000:00:07.0: ifname eth0, PHY OUI 0x732 @ 1, addr XX:XX:XX:XX:XX:XX [ 1.608799] forcedeth 0000:00:07.0: highdma pwrctl mgmt lnktim msi desc-v3 [ 1.609672] forcedeth 0000:00:07.0 enp0s7: renamed from eth0 [ 1.624217] sda: sda1 sda2 sda3 < sda5 sda6 sda7 sda8 > sda4 [ 1.624818] sd 0:0:0:0: [sda] Attached SCSI disk [ 1.692764] usb 3-3: New USB device found, idVendor=4971, idProduct=ce23, bcdDevice= 0.00 [ 1.692767] usb 3-3: New USB device strings: Mfr=10, Product=11, SerialNumber=... [ 1.692768] usb 3-3: Product: SimpleDrive III by Hitachi [ 1.692769] usb 3-3: Manufacturer: HitachiGST [ 1.692770] usb 3-3: SerialNumber: ... [ 1.697212] usb-storage 3-3:1.0: USB Mass Storage device detected [ 1.697410] scsi host4: usb-storage 3-3:1.0 [ 1.697521] usbcore: registered new interface driver usb-storage [ 1.698984] usbcore: registered new interface driver uas [ 1.699097] usb 2-1: New USB device found, idVendor=04f2, idProduct=0841, bcdDevice= 1.00 [ 1.699100] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=... [ 1.699102] usb 2-1: Product: HP USB Multimedia Keyboard [ 1.699103] usb 2-1: Manufacturer: CHICONY [ 1.705854] hidraw: raw HID events driver (C) Jiri Kosina [ 1.723309] usbcore: registered new interface driver usbhid [ 1.723310] usbhid: USB HID core driver [ 1.725795] input: CHICONY HP USB Multimedia Keyboard as /devices/pci0000:00/0000:00:02.0/usb2/2-1/2-1:1.0/0003:04F2:0841.0001/input/input5 [ 1.784252] hid-generic 0003:04F2:0841.0001: input,hidraw0: USB HID v1.11 Keyboard [CHICONY HP USB Multimedia Keyboard] on usb-0000:00:02.0-1/input0 [ 1.784475] input: CHICONY HP USB Multimedia Keyboard System Control as /devices/pci0000:00/0000:00:02.0/usb2/2-1/2-1:1.1/0003:04F2:0841.0002/input/input6 [ 1.812086] tsc: Refined TSC clocksource calibration: 2913.248 MHz [ 1.812099] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x29fe2615a47, max_idle_ns: 440795230018 ns [ 1.812122] clocksource: Switched to clocksource tsc [ 1.844209] input: CHICONY HP USB Multimedia Keyboard Consumer Control as /devices/pci0000:00/0000:00:02.0/usb2/2-1/2-1:1.1/0003:04F2:0841.0002/input/input7 [ 1.844306] hid-generic 0003:04F2:0841.0002: input,hiddev0,hidraw1: USB HID v1.11 Device [CHICONY HP USB Multimedia Keyboard] on usb-0000:00:02.0-1/input1 [ 2.012097] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 2.032194] ata2.00: ATAPI: hp DVD A DH16AAL, LHDE, max UDMA/100 [ 2.036734] ata2.00: configured for UDMA/100 [ 2.038450] scsi 1:0:0:0: CD-ROM hp DVD A DH16AAL LHDE PQ: 0 ANSI: 5 [ 2.096018] sr 1:0:0:0: [sr0] scsi3-mmc drive: 40x/40x writer dvd-ram cd/rw xa/form2 cdda tray [ 2.096021] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.096286] sr 1:0:0:0: Attached scsi CD-ROM sr0 [ 2.096357] sr 1:0:0:0: Attached scsi generic sg1 type 5 [ 2.164077] usb 2-3: new low-speed USB device number 3 using ohci-pci [ 2.298917] random: fast init done [ 2.299159] random: systemd-udevd: uninitialized urandom read (16 bytes read) [ 2.299168] random: systemd-udevd: uninitialized urandom read (16 bytes read) [ 2.299176] random: systemd-udevd: uninitialized urandom read (16 bytes read) [ 2.399103] usb 2-3: New USB device found, idVendor=03f0, idProduct=154a, bcdDevice= 1.00 [ 2.399106] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=... [ 2.399107] usb 2-3: Product: HP USB 1000dpi Laser Mouse [ 2.399108] usb 2-3: Manufacturer: HP [ 2.410444] input: HP HP USB 1000dpi Laser Mouse as /devices/pci0000:00/0000:00:02.0/usb2/2-3/2-3:1.0/0003:03F0:154A.0003/input/input9 [ 2.410563] hid-generic 0003:03F0:154A.0003: input,hidraw2: USB HID v1.00 Mouse [HP HP USB 1000dpi Laser Mouse] on usb-0000:00:02.0-3/input0 [ 2.420854] ata4: SATA link down (SStatus 0 SControl 300) [ 2.720072] usb 1-8: new high-speed USB device number 4 using ehci-pci [ 2.878263] usb 1-8: New USB device found, idVendor=058f, idProduct=6362, bcdDevice= 1.00 [ 2.878266] usb 1-8: New USB device strings: Mfr=1, Product=2, SerialNumber=... [ 2.878267] usb 1-8: Product: Mass Storage Device [ 2.878268] usb 1-8: Manufacturer: Generic [ 2.878269] usb 1-8: SerialNumber: ... [ 2.878541] usb-storage 1-8:1.0: USB Mass Storage device detected [ 2.878720] scsi host5: usb-storage 1-8:1.0 [ 3.843087] EXT4-fs (sda5): mounted filesystem with ordered data mode. Opts: (null) [ 3.892926] scsi 5:0:0:0: Direct-Access Generic- SD/MMC 1.00 PQ: 0 ANSI: 0 [ 3.893559] scsi 5:0:0:1: Direct-Access Generic- Compact Flash 1.01 PQ: 0 ANSI: 0 [ 3.894172] scsi 5:0:0:2: Direct-Access Generic- SM/xD-Picture 1.02 PQ: 0 ANSI: 0 [ 3.894921] scsi 5:0:0:3: Direct-Access Generic- MS/MS-Pro 1.03 PQ: 0 ANSI: 0 CCS [ 5.051735] random: crng init done [ 5.051738] random: 7 urandom warning(s) missed due to ratelimiting [ 5.203735] systemd[1]: Inserted module 'autofs4' [ 5.287580] systemd[1]: systemd 240 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid) [ 5.287679] systemd[1]: Detected architecture x86-64. [ 5.305650] systemd[1]: Set hostname to ... [ 8.682143] systemd[1]: /lib/systemd/system/spice-vdagentd.service:8: PIDFile= references path below legacy directory /var/run/, updating /var/run/spice-vdagentd/spice-vdagentd.pid \xe2\x86\x92 /run/spice-vdagentd/spice-vdagentd.pid; please update the unit file accordingly. [ 8.726184] systemd[1]: Listening on initctl Compatibility Named Pipe. [ 8.726447] systemd[1]: Listening on udev Control Socket. [ 8.726514] systemd[1]: Listening on fsck to fsckd communication Socket. [ 8.747085] systemd[1]: Listening on Syslog Socket. [ 8.747741] systemd[1]: Created slice User and Session Slice. [ 8.747765] systemd[1]: Reached target Slices. [ 9.052407] EXT4-fs (sda5): re-mounted. Opts: errors=remount-ro [ 9.442415] lp: driver loaded but no devices found [ 9.463231] systemd-journald[324]: Received request to flush runtime journal from PID 1 [ 9.593280] ppdev: user-space parallel port driver [ 9.642509] bpfilter: Loaded bpfilter_umh pid 350 [ 10.026568] scsi 4:0:0:0: Direct-Access Hitachi HDS721010CLA332 PQ: 0 ANSI: 2 CCS [ 10.026853] sd 4:0:0:0: Attached scsi generic sg2 type 0 [ 10.026997] sd 4:0:0:0: [sdb] 1953525168 512-byte logical blocks: (1.00 TB/932 GiB) [ 10.027098] sd 5:0:0:0: Attached scsi generic sg3 type 0 [ 10.027211] sd 4:0:0:0: [sdb] Write Protect is off [ 10.027214] sd 4:0:0:0: [sdb] Mode Sense: 28 00 00 00 [ 10.027249] sd 5:0:0:1: Attached scsi generic sg4 type 0 [ 10.027371] sd 5:0:0:2: Attached scsi generic sg5 type 0 [ 10.027427] sd 4:0:0:0: [sdb] No Caching mode page found [ 10.027431] sd 4:0:0:0: [sdb] Assuming drive cache: write through [ 10.027535] sd 5:0:0:3: Attached scsi generic sg6 type 0 [ 10.031172] sd 5:0:0:3: [sdf] Attached SCSI removable disk [ 10.031923] sd 5:0:0:0: [sdc] Attached SCSI removable disk [ 10.033421] sd 5:0:0:2: [sde] Attached SCSI removable disk [ 10.034175] sd 5:0:0:1: [sdd] Attached SCSI removable disk [ 10.042435] sdb: sdb1 [ 10.043392] sd 4:0:0:0: [sdb] Attached SCSI disk [ 23.905866] kvm: Nested Virtualization enabled [ 23.905870] kvm: Nested Paging enabled [ 24.193462] MCE: In-kernel MCE decoding enabled. [ 24.483834] EDAC amd64: Node 0: DRAM ECC disabled. [ 24.483836] EDAC amd64: ECC disabled in the BIOS or no ECC capability, module will not load. [ 24.483836] Either enable ECC checking or force module loading by setting 'ecc_enable_override'. [ 24.483836] (Note that use of the override may cause unknown side effects.) [ 24.512392] EDAC amd64: Node 0: DRAM ECC disabled. [ 24.512394] EDAC amd64: ECC disabled in the BIOS or no ECC capability, module will not load. [ 24.512394] Either enable ECC checking or force module loading by setting 'ecc_enable_override'. [ 24.512394] (Note that use of the override may cause unknown side effects.) [ 25.341787] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 25.343596] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 25.446862] PCI Interrupt Link [LAZA] enabled at IRQ 22 [ 25.446871] snd_hda_intel 0000:00:05.0: Disabling MSI [ 25.447022] snd_hda_intel 0000:02:00.1: Disabling MSI [ 25.447032] snd_hda_intel 0000:02:00.1: Handle vga_switcheroo audio client [ 25.967789] 8812au: version magic '5.0.0-13-generic SMP mod_unload ' should be '5.0.0-15-generic SMP mod_unload ' [ 27.084504] input: HDA NVidia HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:09.0/0000:02:00.1/sound/card1/input10 [ 27.084557] input: HDA NVidia HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:09.0/0000:02:00.1/sound/card1/input11 [ 27.084600] input: HDA NVidia HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:09.0/0000:02:00.1/sound/card1/input12 [ 27.084760] input: HDA NVidia HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:09.0/0000:02:00.1/sound/card1/input13 [ 27.548095] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC662 rev1: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:line [ 27.548098] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 27.548099] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0) [ 27.548101] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0 [ 27.548102] snd_hda_codec_realtek hdaudioC0D0: inputs: [ 27.548103] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19 [ 27.548104] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18 [ 27.548105] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a [ 27.680442] PCI Interrupt Link [LNED] enabled at IRQ 18 [ 27.680561] checking generic (f7000000 3f0000) vs hw (e0000000 10000000) [ 27.680562] checking generic (f7000000 3f0000) vs hw (f6000000 2000000) [ 27.680563] fb0: switching to nouveaufb from VESA VGA [ 27.680665] Console: switching to colour dummy device 80x25 [ 27.680823] nouveau 0000:02:00.0: NVIDIA GT218 (0a8280b1) [ 27.795570] nouveau 0000:02:00.0: bios: version XXX.XXX.XXX.XXX.00 [ 27.796787] nouveau 0000:02:00.0: fb: 1024 MiB DDR3 [ 29.104092] [TTM] Zone kernel: Available graphics memory: 1535002 kiB [ 29.104093] [TTM] Initializing pool allocator [ 29.104097] [TTM] Initializing DMA pool allocator [ 29.104109] nouveau 0000:02:00.0: DRM: VRAM: 1024 MiB [ 29.104110] nouveau 0000:02:00.0: DRM: GART: 1048576 MiB [ 29.104114] nouveau 0000:02:00.0: DRM: TMDS table version 2.0 [ 29.104115] nouveau 0000:02:00.0: DRM: DCB version 4.0 [ 29.104117] nouveau 0000:02:00.0: DRM: DCB outp 00: 01000302 00020030 [ 29.104118] nouveau 0000:02:00.0: DRM: DCB outp 01: 02000300 00000000 [ 29.104120] nouveau 0000:02:00.0: DRM: DCB outp 02: 02021362 00020010 [ 29.104121] nouveau 0000:02:00.0: DRM: DCB outp 03: 01032310 00000000 [ 29.104122] nouveau 0000:02:00.0: DRM: DCB conn 00: 00001030 [ 29.104123] nouveau 0000:02:00.0: DRM: DCB conn 01: 00002161 [ 29.104124] nouveau 0000:02:00.0: DRM: DCB conn 02: 00000200 [ 29.105089] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 29.105089] [drm] Driver supports precise vblank timestamp query. [ 29.106621] nouveau 0000:02:00.0: DRM: MM: using COPY for buffer copies [ 29.145882] nouveau 0000:02:00.0: DRM: allocated 1600x900 fb: 0x70000, bo 0000000097a4deb4 [ 29.145981] fbcon: nouveaufb (fb0) is primary device [ 29.146085] Console: switching to colour frame buffer device 200x56 [ 29.146109] nouveau 0000:02:00.0: fb0: nouveaufb frame buffer device [ 29.164305] [drm] Initialized nouveau 1.3.1 20120801 for 0000:02:00.0 on minor 0 [ 29.628619] input: HDA NVidia Front Mic as /devices/pci0000:00/0000:00:05.0/sound/card0/input14 [ 29.628670] input: HDA NVidia Rear Mic as /devices/pci0000:00/0000:00:05.0/sound/card0/input15 [ 29.628715] input: HDA NVidia Line as /devices/pci0000:00/0000:00:05.0/sound/card0/input16 [ 29.628757] input: HDA NVidia Line Out as /devices/pci0000:00/0000:00:05.0/sound/card0/input17 [ 29.628798] input: HDA NVidia Front Headphone as /devices/pci0000:00/0000:00:05.0/sound/card0/input18 [ 41.330527] Adding 1252348k swap on /dev/sda7. Priority:-2 extents:1 across:1252348k FS [ 62.596637] forcedeth 0000:00:07.0 enp0s7: MSI enabled [ 62.597330] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s7: link becomes ready [ 65.958584] sdb: sdb1 [ 66.268674] [UFW BLOCK] IN=enp0s7 OUT= MAC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XX:XX:XX:XX:XX:XX SRC=XXX.XXX.XXX.XXX DST=XXX.XXX.XXX.XXX LEN=36 TOS=0x00 PREC=0x00 TTL=1 ID=18751 DF PROTO=2 [ 68.276378] [UFW BLOCK] IN=enp0s7 OUT= MAC= SRC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX DST=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=87810 PROTO=UDP SPT=8612 DPT=8612 LEN=24 [ 68.276402] [UFW BLOCK] IN=enp0s7 OUT= MAC= SRC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX DST=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=894919 PROTO=UDP SPT=8612 DPT=8610 LEN=24 [ 68.286590] [UFW BLOCK] IN=enp0s7 OUT= MAC= SRC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX DST=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=87810 PROTO=UDP SPT=8612 DPT=8612 LEN=24 [ 68.286608] [UFW BLOCK] IN=enp0s7 OUT= MAC= SRC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX DST=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=894919 PROTO=UDP SPT=8612 DPT=8610 LEN=24 [ 124.452909] rfkill: input handler disabled [ 131.992995] nouveau 0000:02:00.0: Direct firmware load for nouveau/nva8_fuc084 failed with error -2 [ 131.993016] nouveau 0000:02:00.0: Direct firmware load for nouveau/nva8_fuc084d failed with error -2 [ 131.993018] nouveau 0000:02:00.0: msvld: unable to load firmware data [ 131.993022] nouveau 0000:02:00.0: msvld: init failed, -19 [ 191.273422] [UFW BLOCK] IN=enp0s7 OUT= MAC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XX:XX:XX:XX:XX:XX SRC=XXX.XXX.XXX.XXX DST=XXX.XXX.XXX.XXX LEN=36 TOS=0x00 PREC=0x00 TTL=1 ID=54506 DF PROTO=2 [ 316.278276] [UFW BLOCK] IN=enp0s7 OUT= MAC=XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XX:XX:XX:XX:XX:XX SRC=XXX.XXX.XXX.XXX DST=XXX.XXX.XXX.XXX LEN=36 TOS=0x00 PREC=0x00 TTL=1 ID=18252 DF PROTO=2