18.04_20.04一致出现偶尔上网断流现象，求解决

[deodar2006]

本机是：惠普EliteDesk 705 G1 MT
网卡信息：
ifconfig 检查结果
enp4s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.20.148 netmask 255.255.255.0 broadcast 192.168.20.255
inet6 fe80::5265:f3ff:fe25:d8bf prefixlen 64 scopeid 0x20<link>
ether 50:65:f3:25:d8:bf txqueuelen 1000 (以太网)
RX packets 36923 bytes 31027752 (31.0 MB)
RX errors 0 dropped 1 overruns 0 frame 0
TX packets 32990 bytes 4827541 (4.8 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 18

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (本地环回)
RX packets 4874 bytes 506332 (506.3 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 4874 bytes 506332 (506.3 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

sudo lshw -class network
*-network
description: Ethernet interface
product: NetXtreme BCM5762 Gigabit Ethernet PCIe
vendor: Broadcom Inc. and subsidiaries
physical id: 0
bus info: pci@0000:04:00.0
logical name: enp4s0
version: 10
serial: 50:65:f3:25:d8:bf
size: 100Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm vpd msi msix pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=tg3 driverversion=3.137 duplex=full firmware=5762-v1.29 ip=192.168.20.148 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s
resources: irq:18 memory:e2120000-e212ffff memory:e2110000-e211ffff memory:e2100000-e210ffff

不知道是网卡的驱动问题，还是系统其它方面的问题，一直没有解决，求各位兄弟姐妹帮忙看看？

[astolia]

出现问题后，运行dmesg，把结果发上来

[deodar2006]

出现问题后，运行dmesg，把结果发上来

1、
Dmesg 运行结果
[ 0.000000] Linux version 5.4.0-29-generic (buildd@lgw01-amd64-035) (gcc version 9.3.0 (Ubuntu 9.3.0-10ubuntu2)) #33-Ubuntu SMP Wed Apr 29 14:32:27 UTC 2020 (Ubuntu 5.4.0-29.33-generic 5.4.30)
[ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-5.4.0-29-generic root=UUID=eaa76396-6fd5-46ab-9662-a1c301cbcd8c ro quiet splash vt.handoff=7
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Hygon HygonGenuine
[ 0.000000] Centaur CentaurHauls
[ 0.000000] zhaoxin Shanghai
[ 0.000000] random: get_random_u32 called from bsp_init_amd+0x217/0x2c0 with crng_init=0
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cbef6fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000cbef7000-0x00000000cbf26fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000cbf27000-0x00000000cbf3dfff] ACPI data
[ 0.000000] BIOS-e820: [mem 0x00000000cbf3e000-0x00000000cc2abfff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x00000000cc2ac000-0x00000000cdb83fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000cdb84000-0x00000000cdb84fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000cdb85000-0x00000000cdd8afff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x00000000cdd8b000-0x00000000cdee4fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000cdee5000-0x00000000cece5fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000cece6000-0x00000000ced26fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000ced27000-0x00000000ceff0fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ceff1000-0x00000000ceffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fec10000-0x00000000fec10fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed00000-0x00000000fed00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed40000-0x00000000fed44fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed8ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ff800000-0x00000000ffffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000022effffff] usable
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] e820: update [mem 0x8a72e018-0x8a73ce57] usable ==> usable
[ 0.000000] e820: update [mem 0x8a72e018-0x8a73ce57] usable ==> usable
[ 0.000000] e820: update [mem 0x8a71d018-0x8a72de57] usable ==> usable
[ 0.000000] e820: update [mem 0x8a71d018-0x8a72de57] usable ==> usable
[ 0.000000] extended physical RAM map:
[ 0.000000] reserve setup_data: [mem 0x0000000000000000-0x000000000009ffff] usable
[ 0.000000] reserve setup_data: [mem 0x0000000000100000-0x000000008a71d017] usable
[ 0.000000] reserve setup_data: [mem 0x000000008a71d018-0x000000008a72de57] usable
[ 0.000000] reserve setup_data: [mem 0x000000008a72de58-0x000000008a72e017] usable
[ 0.000000] reserve setup_data: [mem 0x000000008a72e018-0x000000008a73ce57] usable
[ 0.000000] reserve setup_data: [mem 0x000000008a73ce58-0x00000000cbef6fff] usable
[ 0.000000] reserve setup_data: [mem 0x00000000cbef7000-0x00000000cbf26fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000cbf27000-0x00000000cbf3dfff] ACPI data
[ 0.000000] reserve setup_data: [mem 0x00000000cbf3e000-0x00000000cc2abfff] ACPI NVS
[ 0.000000] reserve setup_data: [mem 0x00000000cc2ac000-0x00000000cdb83fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000cdb84000-0x00000000cdb84fff] usable
[ 0.000000] reserve setup_data: [mem 0x00000000cdb85000-0x00000000cdd8afff] ACPI NVS
[ 0.000000] reserve setup_data: [mem 0x00000000cdd8b000-0x00000000cdee4fff] usable
[ 0.000000] reserve setup_data: [mem 0x00000000cdee5000-0x00000000cece5fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000cece6000-0x00000000ced26fff] usable
[ 0.000000] reserve setup_data: [mem 0x00000000ced27000-0x00000000ceff0fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000ceff1000-0x00000000ceffffff] usable
[ 0.000000] reserve setup_data: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000fec10000-0x00000000fec10fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000fed00000-0x00000000fed00fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000fed40000-0x00000000fed44fff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000fed80000-0x00000000fed8ffff] reserved
[ 0.000000] reserve setup_data: [mem 0x00000000ff800000-0x00000000ffffffff] reserved
[ 0.000000] reserve setup_data: [mem 0x0000000100000000-0x000000022effffff] usable
[ 0.000000] efi: EFI v2.31 by American Megatrends
[ 0.000000] efi: ACPI=0xcbf2b000 ACPI 2.0=0xcbf2b000 SMBIOS=0xcdb43a98 MPS=0xf4d40
[ 0.000000] secureboot: Secure boot disabled
[ 0.000000] SMBIOS 2.8 present.
[ 0.000000] DMI: Hewlett-Packard HP EliteDesk 705 G1 MT/2215, BIOS L06 v01.17 12/11/2014
[ 0.000000] tsc: Fast TSC calibration using PIT
[ 0.000000] tsc: Detected 3792.837 MHz processor
[ 0.002223] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[ 0.002225] e820: remove [mem 0x000a0000-0x000fffff] usable
[ 0.002232] last_pfn = 0x22f000 max_arch_pfn = 0x400000000
[ 0.002236] MTRR default type: uncachable
[ 0.002237] MTRR fixed ranges enabled:
[ 0.002238] 00000-9FFFF write-back
[ 0.002239] A0000-BFFFF write-through
[ 0.002240] C0000-D0FFF write-protect
[ 0.002240] D1000-DFFFF uncachable
[ 0.002241] E0000-FFFFF write-protect
[ 0.002242] MTRR variable ranges enabled:
[ 0.002243] 0 base 000000000000 mask FFFF80000000 write-back
[ 0.002244] 1 base 000080000000 mask FFFFC0000000 write-back
[ 0.002245] 2 base 0000C0000000 mask FFFFF0000000 write-back
[ 0.002246] 3 disabled
[ 0.002246] 4 disabled
[ 0.002247] 5 disabled
[ 0.002247] 6 disabled
[ 0.002248] 7 disabled
[ 0.002249] TOM2: 000000022f000000 aka 8944M
[ 0.002478] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.002565] e820: update [mem 0xd0000000-0xffffffff] usable ==> reserved
[ 0.002571] last_pfn = 0xcf000 max_arch_pfn = 0x400000000
[ 0.004496] found SMP MP-table at [mem 0x000f4d30-0x000f4d3f]
[ 0.004541] check: Scanning 1 areas for low memory corruption
[ 0.004547] Using GB pages for direct mapping
[ 0.004549] BRK [0x15f201000, 0x15f201fff] PGTABLE
[ 0.004551] BRK [0x15f202000, 0x15f202fff] PGTABLE
[ 0.004552] BRK [0x15f203000, 0x15f203fff] PGTABLE
[ 0.004592] BRK [0x15f204000, 0x15f204fff] PGTABLE
[ 0.004593] BRK [0x15f205000, 0x15f205fff] PGTABLE
[ 0.004791] BRK [0x15f206000, 0x15f206fff] PGTABLE
[ 0.004866] BRK [0x15f207000, 0x15f207fff] PGTABLE
[ 0.004982] BRK [0x15f208000, 0x15f208fff] PGTABLE
[ 0.005073] BRK [0x15f209000, 0x15f209fff] PGTABLE
[ 0.005075] BRK [0x15f20a000, 0x15f20afff] PGTABLE
[ 0.005187] BRK [0x15f20b000, 0x15f20bfff] PGTABLE
[ 0.005291] BRK [0x15f20c000, 0x15f20cfff] PGTABLE
[ 0.005390] secureboot: Secure boot disabled
[ 0.005391] RAMDISK: [mem 0x3a565000-0x3d490fff]
[ 0.005456] ACPI: Early table checksum verification disabled
[ 0.005460] ACPI: RSDP 0x00000000CBF2B000 000024 (v02 HPQOEM)
[ 0.005463] ACPI: XSDT 0x00000000CBF2B090 0000A4 (v01 HPQOEM SLIC-BPC 20141211 AMI 00010013)
[ 0.005470] ACPI: FACP 0x00000000CBF32C90 00010C (v05 HPQOEM SLIC-BPC 20141211 AMI 00010013)
[ 0.005475] ACPI BIOS Warning (bug): Optional FADT field Pm2ControlBlock has valid Length but zero Address: 0x0000000000000000/0x1 (20190816/tbfadt-615)
[ 0.005479] ACPI: DSDT 0x00000000CBF2B1C8 007AC1 (v02 HPQOEM SLIC-BPC 00000000 INTL 20051117)
[ 0.005482] ACPI: FACS 0x00000000CC2A1F80 000040
[ 0.005485] ACPI: APIC 0x00000000CBF32DA0 000072 (v03 HPQOEM SLIC-BPC 20141211 AMI 00010013)
[ 0.005487] ACPI: FPDT 0x00000000CBF32E18 000044 (v01 HPQOEM SLIC-BPC 20141211 AMI 00010013)
[ 0.005490] ACPI: FIDT 0x00000000CBF32E60 00009C (v01 HPQOEM SLIC-BPC 20141211 AMI 00010013)
[ 0.005493] ACPI: MCFG 0x00000000CBF32F00 00003C (v01 HPQOEM SLIC-BPC 20141211 MSFT 00010013)
[ 0.005495] ACPI: HPET 0x00000000CBF32F40 000038 (v01 HPQOEM SLIC-BPC 20141211 AMI 00000005)
[ 0.005498] ACPI: SSDT 0x00000000CBF32F78 00668F (v01 COMPAQ WMI 00000001 MSFT 03000001)
[ 0.005501] ACPI: SLIC 0x00000000CBF39608 000176 (v01 HPQOEM SLIC-BPC 00000001 00000000)
[ 0.005504] ACPI: UEFI 0x00000000CBF39780 000042 (v01 HPQOEM SLIC-BPC 20141211 00000000)
[ 0.005506] ACPI: IVRS 0x00000000CBF397C8 000068 (v02 AMD BANTRY 00000001 AMD 00000000)
[ 0.005509] ACPI: SSDT 0x00000000CBF39830 0006B2 (v01 AMD BANTRY 00000001 AMD 00000001)
[ 0.005512] ACPI: SSDT 0x00000000CBF39EE8 0004B7 (v02 AMD BANTRY 00000001 MSFT 04000000)
[ 0.005514] ACPI: CRAT 0x00000000CBF3A3A0 000310 (v01 AMD BANTRY 00000001 AMD 00000001)
[ 0.005516] ACPI: SSDT 0x00000000CBF3A6B0 00122C (v01 AMD CPMCMN 00000001 INTL 20051117)
[ 0.005519] ACPI: SSDT 0x00000000CBF3B8E0 000B52 (v01 AMD CPMDFDGP 00000001 INTL 20051117)
[ 0.005521] ACPI: SSDT 0x00000000CBF3C438 001757 (v01 AMD CPMDFIGP 00000001 INTL 20051117)
[ 0.005529] ACPI: Local APIC address 0xfee00000
[ 0.005649] No NUMA configuration found
[ 0.005649] Faking a node at [mem 0x0000000000000000-0x000000022effffff]
[ 0.005660] NODE_DATA(0) allocated [mem 0x22efd5000-0x22effffff]
[ 0.005894] Zone ranges:
[ 0.005895] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.005896] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.005897] Normal [mem 0x0000000100000000-0x000000022effffff]
[ 0.005898] Device empty
[ 0.005899] Movable zone start for each node
[ 0.005901] Early memory node ranges
[ 0.005902] node 0: [mem 0x0000000000001000-0x000000000009ffff]
[ 0.005903] node 0: [mem 0x0000000000100000-0x00000000cbef6fff]
[ 0.005904] node 0: [mem 0x00000000cdb84000-0x00000000cdb84fff]
[ 0.005905] node 0: [mem 0x00000000cdd8b000-0x00000000cdee4fff]
[ 0.005905] node 0: [mem 0x00000000cece6000-0x00000000ced26fff]
[ 0.005906] node 0: [mem 0x00000000ceff1000-0x00000000ceffffff]
[ 0.005906] node 0: [mem 0x0000000100000000-0x000000022effffff]
[ 0.006206] Zeroed struct page in unavailable ranges: 20415 pages
[ 0.006208] Initmem setup node 0 [mem 0x0000000000001000-0x000000022effffff]
[ 0.006210] On node 0 totalpages: 2076737
[ 0.006212] DMA zone: 64 pages used for memmap
[ 0.006212] DMA zone: 39 pages reserved
[ 0.006213] DMA zone: 3999 pages, LIFO batch:0
[ 0.006288] DMA32 zone: 12995 pages used for memmap
[ 0.006289] DMA32 zone: 831650 pages, LIFO batch:63
[ 0.021301] Normal zone: 19392 pages used for memmap
[ 0.021302] Normal zone: 1241088 pages, LIFO batch:63
[ 0.042802] ACPI: PM-Timer IO Port: 0x808
[ 0.042804] ACPI: Local APIC address 0xfee00000
[ 0.042812] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
[ 0.042821] IOAPIC[0]: apic_id 0, version 33, address 0xfec00000, GSI 0-23
[ 0.042824] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.042825] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
[ 0.042827] ACPI: IRQ0 used by override.
[ 0.042828] ACPI: IRQ9 used by override.
[ 0.042830] Using ACPI (MADT) for SMP configuration information
[ 0.042831] ACPI: HPET id: 0x10228210 base: 0xfed00000
[ 0.042836] smpboot: Allowing 4 CPUs, 2 hotplug CPUs
[ 0.042861] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.042862] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
[ 0.042864] PM: Registered nosave memory: [mem 0x8a71d000-0x8a71dfff]
[ 0.042865] PM: Registered nosave memory: [mem 0x8a72d000-0x8a72dfff]
[ 0.042866] PM: Registered nosave memory: [mem 0x8a72e000-0x8a72efff]
[ 0.042868] PM: Registered nosave memory: [mem 0x8a73c000-0x8a73cfff]
[ 0.042869] PM: Registered nosave memory: [mem 0xcbef7000-0xcbf26fff]
[ 0.042870] PM: Registered nosave memory: [mem 0xcbf27000-0xcbf3dfff]
[ 0.042870] PM: Registered nosave memory: [mem 0xcbf3e000-0xcc2abfff]
[ 0.042871] PM: Registered nosave memory: [mem 0xcc2ac000-0xcdb83fff]
[ 0.042872] PM: Registered nosave memory: [mem 0xcdb85000-0xcdd8afff]
[ 0.042874] PM: Registered nosave memory: [mem 0xcdee5000-0xcece5fff]
[ 0.042876] PM: Registered nosave memory: [mem 0xced27000-0xceff0fff]
[ 0.042877] PM: Registered nosave memory: [mem 0xcf000000-0xfebfffff]
[ 0.042878] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
[ 0.042878] PM: Registered nosave memory: [mem 0xfec01000-0xfec0ffff]
[ 0.042879] PM: Registered nosave memory: [mem 0xfec10000-0xfec10fff]
[ 0.042879] PM: Registered nosave memory: [mem 0xfec11000-0xfecfffff]
[ 0.042880] PM: Registered nosave memory: [mem 0xfed00000-0xfed00fff]
[ 0.042880] PM: Registered nosave memory: [mem 0xfed01000-0xfed3ffff]
[ 0.042881] PM: Registered nosave memory: [mem 0xfed40000-0xfed44fff]
[ 0.042881] PM: Registered nosave memory: [mem 0xfed45000-0xfed7ffff]
[ 0.042882] PM: Registered nosave memory: [mem 0xfed80000-0xfed8ffff]
[ 0.042882] PM: Registered nosave memory: [mem 0xfed90000-0xff7fffff]
[ 0.042882] PM: Registered nosave memory: [mem 0xff800000-0xffffffff]
[ 0.042884] [mem 0xcf000000-0xfebfffff] available for PCI devices
[ 0.042887] Booting paravirtualized kernel on bare hardware
[ 0.042890] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
[ 0.042898] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:4 nr_cpu_ids:4 nr_node_ids:1
[ 0.043527] percpu: Embedded 54 pages/cpu s184320 r8192 d28672 u524288
[ 0.043535] pcpu-alloc: s184320 r8192 d28672 u524288 alloc=1*2097152
[ 0.043536] pcpu-alloc: [0] 0 1 2 3
[ 0.043571] Built 1 zonelists, mobility grouping on. Total pages: 2044247
[ 0.043572] Policy zone: Normal
[ 0.043573] Kernel command line: BOOT_IMAGE=/vmlinuz-5.4.0-29-generic root=UUID=eaa76396-6fd5-46ab-9662-a1c301cbcd8c ro quiet splash vt.handoff=7
[ 0.045369] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[ 0.046244] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[ 0.046272] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.060338] Calgary: detecting Calgary via BIOS EBDA area
[ 0.060339] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[ 0.094059] Memory: 7782160K/8306948K available (14339K kernel code, 2397K rwdata, 4948K rodata, 2712K init, 4992K bss, 524788K reserved, 0K cma-reserved)
[ 0.094212] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.094227] ftrace: allocating 44478 entries in 174 pages
[ 0.112849] rcu: Hierarchical RCU implementation.
[ 0.112851] rcu: RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=4.
[ 0.112852] Tasks RCU enabled.
[ 0.112853] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[ 0.112853] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[ 0.115618] NR_IRQS: 524544, nr_irqs: 456, preallocated irqs: 16
[ 0.115953] vt handoff: transparent VT on vt#7
[ 0.115960] Console: colour dummy device 80x25
[ 0.115966] printk: console [tty0] enabled
[ 0.115987] ACPI: Core revision 20190816
[ 0.116192] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns
[ 0.116208] APIC: Switch to symmetric I/O mode setup
[ 0.117551] AMD-Vi: [Firmware Bug]: : IOAPIC[0] not in IVRS table
[ 0.117555] AMD-Vi: [Firmware Bug]: : No southbridge IOAPIC found
[ 0.117556] AMD-Vi: Disabling interrupt remapping
[ 0.117984] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.136243] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x6d57d5846b4, max_idle_ns: 881590944923 ns
[ 0.136249] Calibrating delay loop (skipped), value calculated using timer frequency.. 7585.67 BogoMIPS (lpj=15171348)
[ 0.136251] pid_max: default: 32768 minimum: 301
[ 0.144295] LSM: Security Framework initializing
[ 0.144309] Yama: becoming mindful.
[ 0.144350] AppArmor: AppArmor initialized
[ 0.144412] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.144444] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.144462] *** VALIDATE tmpfs ***
[ 0.144618] *** VALIDATE proc ***
[ 0.144682] *** VALIDATE cgroup1 ***
[ 0.144684] *** VALIDATE cgroup2 ***
[ 0.144738] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512
[ 0.144739] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0
[ 0.144743] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 0.144744] Spectre V2 : Mitigation: Full AMD retpoline
[ 0.144745] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[ 0.144747] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
[ 0.144927] Freeing SMP alternatives memory: 40K
[ 0.256511] smpboot: CPU0: AMD A4 PRO-7300B APU with Radeon HD Graphics (family: 0x15, model: 0x13, stepping: 0x1)
[ 0.256646] Performance Events: Fam15h core perfctr, AMD PMU driver.
[ 0.256649] ... version: 0
[ 0.256650] ... bit width: 48
[ 0.256650] ... generic registers: 6
[ 0.256651] ... value mask: 0000ffffffffffff
[ 0.256652] ... max period: 00007fffffffffff
[ 0.256652] ... fixed-purpose events: 0
[ 0.256652] ... event mask: 000000000000003f
[ 0.256691] rcu: Hierarchical SRCU implementation.
[ 0.257287] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter.
[ 0.257368] smp: Bringing up secondary CPUs ...
[ 0.257505] x86: Booting SMP configuration:
[ 0.257506] .... node #0, CPUs: #1
[ 0.259727] smp: Brought up 1 node, 2 CPUs
[ 0.259727] smpboot: Max logical packages: 2
[ 0.259727] smpboot: Total of 2 processors activated (15171.34 BogoMIPS)
[ 0.260276] devtmpfs: initialized
[ 0.260308] x86/mm: Memory block size: 128MB
[ 0.261173] PM: Registering ACPI NVS region [mem 0xcbf3e000-0xcc2abfff] (3596288 bytes)
[ 0.261173] PM: Registering ACPI NVS region [mem 0xcdb85000-0xcdd8afff] (2121728 bytes)
[ 0.261173] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.261173] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[ 0.261173] pinctrl core: initialized pinctrl subsystem
[ 0.261173] PM: RTC time: 07:26:02, date: 2020-05-13
[ 0.261173] NET: Registered protocol family 16
[ 0.261173] audit: initializing netlink subsys (disabled)
[ 0.261173] audit: type=2000 audit(1589354762.144:1): state=initialized audit_enabled=0 res=1
[ 0.261173] EISA bus registered
[ 0.261173] cpuidle: using governor ladder
[ 0.261173] cpuidle: using governor menu
[ 0.261173] ACPI: bus type PCI registered
[ 0.261173] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[ 0.261173] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf0000000-0xf3ffffff] (base 0xf0000000)
[ 0.261173] PCI: not using MMCONFIG
[ 0.261173] PCI: Using configuration type 1 for base access
[ 0.261173] PCI: Using configuration type 1 for extended access
[ 0.264284] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 0.264284] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 0.264363] ACPI: Added _OSI(Module Device)
[ 0.264364] ACPI: Added _OSI(Processor Device)
[ 0.264365] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.264365] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.264366] ACPI: Added _OSI(Linux-Dell-Video)
[ 0.264367] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 0.264368] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ 0.275823] ACPI: 7 ACPI AML tables successfully acquired and loaded
[ 0.277967] ACPI: Interpreter enabled
[ 0.277991] ACPI: (supports S0 S3 S4 S5)
[ 0.277992] ACPI: Using IOAPIC for interrupt routing
[ 0.278081] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf0000000-0xf3ffffff] (base 0xf0000000)
[ 0.278131] PCI: MMCONFIG at [mem 0xf0000000-0xf3ffffff] reserved in ACPI motherboard resources
[ 0.278139] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.278450] ACPI: Enabled 5 GPEs in block 00 to 1F
[ 0.285548] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.285554] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[ 0.285860] acpi PNP0A03:00: _OSC: OS now controls [PCIeHotplug SHPCHotplug PME AER PCIeCapability LTR]
[ 0.285875] acpi PNP0A03:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
[ 0.286276] PCI host bridge to bus 0000:00
[ 0.286278] pci_bus 0000:00: root bus resource [io 0x0000-0x03af window]
[ 0.286279] pci_bus 0000:00: root bus resource [io 0x03e0-0x0cf7 window]
[ 0.286280] pci_bus 0000:00: root bus resource [io 0x03b0-0x03df window]
[ 0.286281] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 0.286282] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.286283] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff window]
[ 0.286284] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff window]
[ 0.286285] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.286294] pci 0000:00:00.0: [1022:1410] type 00 class 0x060000
[ 0.286415] pci 0000:00:00.2: [1022:1419] type 00 class 0x080600
[ 0.286564] pci 0000:00:02.0: [1022:1412] type 01 class 0x060400
[ 0.286586] pci 0000:00:02.0: enabling Extended Tags
[ 0.286611] pci 0000:00:02.0: PME# supported from D0 D3hot D3cold
[ 0.286755] pci 0000:00:10.0: [1022:7814] type 00 class 0x0c0330
[ 0.286781] pci 0000:00:10.0: reg 0x10: [mem 0xfe106000-0xfe107fff 64bit]
[ 0.286875] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold
[ 0.287023] pci 0000:00:10.1: [1022:7814] type 00 class 0x0c0330
[ 0.287047] pci 0000:00:10.1: reg 0x10: [mem 0xfe104000-0xfe105fff 64bit]
[ 0.287141] pci 0000:00:10.1: PME# supported from D0 D3hot D3cold
[ 0.287260] pci 0000:00:11.0: [1022:7801] type 00 class 0x010601
[ 0.287277] pci 0000:00:11.0: reg 0x10: [io 0xf040-0xf047]
[ 0.287284] pci 0000:00:11.0: reg 0x14: [io 0xf030-0xf033]
[ 0.287291] pci 0000:00:11.0: reg 0x18: [io 0xf020-0xf027]
[ 0.287299] pci 0000:00:11.0: reg 0x1c: [io 0xf010-0xf013]
[ 0.287306] pci 0000:00:11.0: reg 0x20: [io 0xf000-0xf00f]
[ 0.287313] pci 0000:00:11.0: reg 0x24: [mem 0xfe10d000-0xfe10d7ff]
[ 0.287435] pci 0000:00:12.0: [1022:7807] type 00 class 0x0c0310
[ 0.287449] pci 0000:00:12.0: reg 0x10: [mem 0xfe10c000-0xfe10cfff]
[ 0.287614] pci 0000:00:12.2: [1022:7808] type 00 class 0x0c0320
[ 0.287630] pci 0000:00:12.2: reg 0x10: [mem 0xfe10b000-0xfe10b0ff]
[ 0.287693] pci 0000:00:12.2: supports D1 D2
[ 0.287694] pci 0000:00:12.2: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.287824] pci 0000:00:13.0: [1022:7807] type 00 class 0x0c0310
[ 0.287839] pci 0000:00:13.0: reg 0x10: [mem 0xfe10a000-0xfe10afff]
[ 0.287999] pci 0000:00:13.2: [1022:7808] type 00 class 0x0c0320
[ 0.288016] pci 0000:00:13.2: reg 0x10: [mem 0xfe109000-0xfe1090ff]
[ 0.288079] pci 0000:00:13.2: supports D1 D2
[ 0.288080] pci 0000:00:13.2: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.288180] pci 0000:00:14.0: [1022:780b] type 00 class 0x0c0500
[ 0.288322] pci 0000:00:14.2: [1022:780d] type 00 class 0x040300
[ 0.288341] pci 0000:00:14.2: reg 0x10: [mem 0xfe100000-0xfe103fff 64bit]
[ 0.288394] pci 0000:00:14.2: PME# supported from D0 D3hot D3cold
[ 0.288489] pci 0000:00:14.3: [1022:780e] type 00 class 0x060100
[ 0.288656] pci 0000:00:14.4: [1022:780f] type 01 class 0x060401
[ 0.288803] pci 0000:00:14.5: [1022:7809] type 00 class 0x0c0310
[ 0.288818] pci 0000:00:14.5: reg 0x10: [mem 0xfe108000-0xfe108fff]
[ 0.288979] pci 0000:00:15.0: [1022:43a0] type 01 class 0x060400
[ 0.289016] pci 0000:00:15.0: enabling Extended Tags
[ 0.289058] pci 0000:00:15.0: supports D1 D2
[ 0.289060] pci 0000:00:15.0: PME# supported from D0 D3hot D3cold
[ 0.289177] pci 0000:00:15.2: [1022:43a2] type 01 class 0x060400
[ 0.289214] pci 0000:00:15.2: enabling Extended Tags
[ 0.289254] pci 0000:00:15.2: supports D1 D2
[ 0.289255] pci 0000:00:15.2: PME# supported from D0 D3hot D3cold
[ 0.289364] pci 0000:00:18.0: [1022:1400] type 00 class 0x060000
[ 0.289444] pci 0000:00:18.1: [1022:1401] type 00 class 0x060000
[ 0.289522] pci 0000:00:18.2: [1022:1402] type 00 class 0x060000
[ 0.289599] pci 0000:00:18.3: [1022:1403] type 00 class 0x060000
[ 0.289679] pci 0000:00:18.4: [1022:1404] type 00 class 0x060000
[ 0.289756] pci 0000:00:18.5: [1022:1405] type 00 class 0x060000
[ 0.289971] pci 0000:01:00.0: [10de:0ca3] type 00 class 0x030000
[ 0.289988] pci 0000:01:00.0: reg 0x10: [mem 0xfd000000-0xfdffffff]
[ 0.289998] pci 0000:01:00.0: reg 0x14: [mem 0xd0000000-0xdfffffff 64bit pref]
[ 0.290007] pci 0000:01:00.0: reg 0x1c: [mem 0xe0000000-0xe1ffffff 64bit pref]
[ 0.290013] pci 0000:01:00.0: reg 0x24: [io 0xe000-0xe07f]
[ 0.290020] pci 0000:01:00.0: reg 0x30: [mem 0xfe000000-0xfe07ffff pref]
[ 0.290025] pci 0000:01:00.0: enabling Extended Tags
[ 0.290037] pci 0000:01:00.0: BAR 3: assigned to efifb
[ 0.290156] pci 0000:01:00.1: [10de:0be4] type 00 class 0x040300
[ 0.290169] pci 0000:01:00.1: reg 0x10: [mem 0xfe080000-0xfe083fff]
[ 0.290195] pci 0000:01:00.1: enabling Extended Tags
[ 0.290313] pci 0000:00:02.0: PCI bridge to [bus 01]
[ 0.290317] pci 0000:00:02.0: bridge window [io 0xe000-0xefff]
[ 0.290319] pci 0000:00:02.0: bridge window [mem 0xfd000000-0xfe0fffff]
[ 0.290321] pci 0000:00:02.0: bridge window [mem 0xd0000000-0xe1ffffff 64bit pref]
[ 0.290356] pci_bus 0000:02: extended config space not accessible
[ 0.290409] pci 0000:00:14.4: PCI bridge to [bus 02] (subtractive decode)
[ 0.290416] pci 0000:00:14.4: bridge window [io 0x0000-0x03af window] (subtractive decode)
[ 0.290417] pci 0000:00:14.4: bridge window [io 0x03e0-0x0cf7 window] (subtractive decode)
[ 0.290419] pci 0000:00:14.4: bridge window [io 0x03b0-0x03df window] (subtractive decode)
[ 0.290420] pci 0000:00:14.4: bridge window [io 0x0d00-0xffff window] (subtractive decode)
[ 0.290421] pci 0000:00:14.4: bridge window [mem 0x000a0000-0x000bffff window] (subtractive decode)
[ 0.290422] pci 0000:00:14.4: bridge window [mem 0x000c0000-0x000dffff window] (subtractive decode)
[ 0.290423] pci 0000:00:14.4: bridge window [mem 0xd0000000-0xffffffff window] (subtractive decode)
[ 0.290471] pci 0000:00:15.0: PCI bridge to [bus 03]
[ 0.290576] pci 0000:04:00.0: [14e4:1687] type 00 class 0x020000
[ 0.290612] pci 0000:04:00.0: reg 0x10: [mem 0xe2120000-0xe212ffff 64bit pref]
[ 0.290628] pci 0000:04:00.0: reg 0x18: [mem 0xe2110000-0xe211ffff 64bit pref]
[ 0.290645] pci 0000:04:00.0: reg 0x20: [mem 0xe2100000-0xe210ffff 64bit pref]
[ 0.290756] pci 0000:04:00.0: PME# supported from D0 D3hot D3cold
[ 0.290916] pci 0000:00:15.2: PCI bridge to [bus 04]
[ 0.290925] pci 0000:00:15.2: bridge window [mem 0xe2100000-0xe21fffff 64bit pref]
[ 0.291983] ACPI: PCI Interrupt Link [LNKA] (IRQs 4 5 7 10 *11 14 15)
[ 0.292068] ACPI: PCI Interrupt Link [LNKB] (IRQs 4 5 7 10 *11 14 15)
[ 0.292155] ACPI: PCI Interrupt Link [LNKC] (IRQs 4 5 7 *10 11 14 15)
[ 0.292242] ACPI: PCI Interrupt Link [LNKD] (IRQs 4 *5 7 10 11 14 15)
[ 0.292320] ACPI: PCI Interrupt Link [LNKE] (IRQs 4 5 7 10 11 14 15) *0
[ 0.292375] ACPI: PCI Interrupt Link [LNKF] (IRQs 4 5 7 10 11 14 15) *0
[ 0.292430] ACPI: PCI Interrupt Link [LNKG] (IRQs 4 5 7 10 11 14 15) *0
[ 0.292484] ACPI: PCI Interrupt Link [LNKH] (IRQs 4 5 7 10 11 14 15) *0
[ 0.292775] iommu: Default domain type: Translated
[ 0.296418] SCSI subsystem initialized
[ 0.296450] libata version 3.00 loaded.
[ 0.296450] pci 0000:01:00.0: vgaarb: setting as boot VGA device
[ 0.296450] pci 0000:01:00.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 0.296450] pci 0000:01:00.0: vgaarb: bridge control possible
[ 0.296450] vgaarb: loaded
[ 0.296450] ACPI: bus type USB registered
[ 0.296450] usbcore: registered new interface driver usbfs
[ 0.296450] usbcore: registered new interface driver hub
[ 0.296450] usbcore: registered new device driver usb
[ 0.296450] pps_core: LinuxPPS API ver. 1 registered
[ 0.296450] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.296450] PTP clock support registered
[ 0.296450] EDAC MC: Ver: 3.0.0
[ 0.296450] Registered efivars operations
[ 0.296450] PCI: Using ACPI for IRQ routing
[ 0.297895] PCI: pci_cache_line_size set to 64 bytes
[ 0.297982] e820: reserve RAM buffer [mem 0x8a71d018-0x8bffffff]
[ 0.297983] e820: reserve RAM buffer [mem 0x8a72e018-0x8bffffff]
[ 0.297984] e820: reserve RAM buffer [mem 0xcbef7000-0xcbffffff]
[ 0.297985] e820: reserve RAM buffer [mem 0xcdb85000-0xcfffffff]
[ 0.297986] e820: reserve RAM buffer [mem 0xcdee5000-0xcfffffff]
[ 0.297986] e820: reserve RAM buffer [mem 0xced27000-0xcfffffff]
[ 0.297987] e820: reserve RAM buffer [mem 0xcf000000-0xcfffffff]
[ 0.297988] e820: reserve RAM buffer [mem 0x22f000000-0x22fffffff]
[ 0.298092] NetLabel: Initializing
[ 0.298093] NetLabel: domain hash size = 128
[ 0.298093] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.298107] NetLabel: unlabeled traffic allowed by default
[ 0.298122] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
[ 0.298122] hpet0: 3 comparators, 32-bit 14.318180 MHz counter
[ 0.300256] clocksource: Switched to clocksource tsc-early
[ 0.315063] *** VALIDATE bpf ***
[ 0.315149] VFS: Disk quotas dquot_6.6.0
[ 0.315169] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.315195] *** VALIDATE ramfs ***
[ 0.315199] *** VALIDATE hugetlbfs ***
[ 0.315304] AppArmor: AppArmor Filesystem Enabled
[ 0.315333] pnp: PnP ACPI init
[ 0.315500] system 00:00: [mem 0xf0000000-0xf3ffffff] has been reserved
[ 0.315505] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active)
[ 0.315580] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.315656] system 00:02: [mem 0xfeb80000-0xfebfffff] could not be reserved
[ 0.315660] system 00:02: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.315929] system 00:03: [io 0x0620-0x063f] has been reserved
[ 0.315930] system 00:03: [io 0x0a00-0x0afe] has been reserved
[ 0.315931] system 00:03: [io 0x0610-0x061f] has been reserved
[ 0.315935] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.315971] pnp 00:04: Plug and Play ACPI device, IDs PNP0303 PNP030b (active)
[ 0.316021] pnp 00:05: Plug and Play ACPI device, IDs PNP0f03 PNP0f13 (active)
[ 0.316063] system 00:06: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.316176] pnp 00:07: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.316354] system 00:08: [io 0x04d0-0x04d1] has been reserved
[ 0.316357] system 00:08: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.316600] pnp 00:09: [dma 0 disabled]
[ 0.316670] pnp 00:09: Plug and Play ACPI device, IDs PNP0501 (active)
[ 0.316902] pnp 00:0a: [dma 0 disabled]
[ 0.316967] pnp 00:0a: Plug and Play ACPI device, IDs PNP0501 (active)
[ 0.317336] pnp 00:0b: [dma 1]
[ 0.317462] pnp 00:0b: Plug and Play ACPI device, IDs PNP0401 (active)
[ 0.317509] pnp 00:0c: Plug and Play ACPI device, IDs IFX0102 PNP0c31 (active)
[ 0.317817] system 00:0d: [io 0x04d0-0x04d1] has been reserved
[ 0.317818] system 00:0d: [io 0x040b] has been reserved
[ 0.317820] system 00:0d: [io 0x04d6] has been reserved
[ 0.317821] system 00:0d: [io 0x0c00-0x0c01] has been reserved
[ 0.317822] system 00:0d: [io 0x0c14] has been reserved
[ 0.317823] system 00:0d: [io 0x0c50-0x0c51] has been reserved
[ 0.317824] system 00:0d: [io 0x0c52] has been reserved
[ 0.317825] system 00:0d: [io 0x0c6c] has been reserved
[ 0.317826] system 00:0d: [io 0x0c6f] has been reserved
[ 0.317827] system 00:0d: [io 0x0cd0-0x0cd1] has been reserved
[ 0.317828] system 00:0d: [io 0x0cd2-0x0cd3] has been reserved
[ 0.317829] system 00:0d: [io 0x0cd4-0x0cd5] has been reserved
[ 0.317830] system 00:0d: [io 0x0cd6-0x0cd7] has been reserved
[ 0.317832] system 00:0d: [io 0x0cd8-0x0cdf] has been reserved
[ 0.317833] system 00:0d: [io 0x0800-0x089f] has been reserved
[ 0.317834] system 00:0d: [io 0x0b20-0x0b3f] has been reserved
[ 0.317835] system 00:0d: [io 0x0900-0x090f] has been reserved
[ 0.317836] system 00:0d: [io 0x0910-0x091f] has been reserved
[ 0.317837] system 00:0d: [io 0xfe00-0xfefe] has been reserved
[ 0.317839] system 00:0d: [mem 0xfec00000-0xfec00fff] could not be reserved
[ 0.317841] system 00:0d: [mem 0xfee00000-0xfee00fff] has been reserved
[ 0.317842] system 00:0d: [mem 0xfed80000-0xfed8ffff] has been reserved
[ 0.317843] system 00:0d: [mem 0xfed61000-0xfed70fff] has been reserved
[ 0.317845] system 00:0d: [mem 0xfec10000-0xfec10fff] has been reserved
[ 0.317846] system 00:0d: [mem 0xff800000-0xffffffff] has been reserved
[ 0.317850] system 00:0d: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.318213] pnp: PnP ACPI: found 14 devices
[ 0.320058] thermal_sys: Registered thermal governor '