升级到 17.10 后，内置键盘和触摸板突然停止工作。这个问题甚至在启动时也会出现，所以我甚至无法从 USB 启动。这个问题可能是在我创建新用户帐户后出现的，但我在此期间删除了它，但没有任何变化。安装后，一切仍然运行良好。但是，我可以使用外部 USB 鼠标。有人能帮帮我吗？我完全不知所措。
sudo lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 5986:0673 Acer, Inc
Bus 001 Device 004: ID 062a:0000 Creative Labs Optical mouse
Bus 001 Device 002: ID 8087:07dc Intel Corp.
Bus 001 Device 005: ID 05dc:a81d Lexar Media, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
robin@robin:~$ sudo dmesg
[ 0.073073] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
[ 0.073073] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
[ 0.073073] PCI: Using configuration type 1 for base access
[ 0.076289] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 0.076289] ACPI: Added _OSI(Module Device)
[ 0.076289] ACPI: Added _OSI(Processor Device)
[ 0.076289] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.076289] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.083277] ACPI Error: No handler for Region [ECF2] (ffff8fb8bf148a68) [EmbeddedControl] (20170531/evregion-166)
[ 0.083289] ACPI Error: Region EmbeddedControl (ID=3) has no handler (20170531/exfldio-299)
[ 0.083297] ACPI Error: Method parse/execution failed \_SB.PCI0.LPCB.EC0._REG, AE_NOT_EXIST (20170531/psparse-550)
[ 0.085651] ACPI: Dynamic OEM Table Load:
[ 0.085663] ACPI: SSDT 0xFFFF8FB8BE5B9800 000634 (v01 PmRef Cpu0Ist 00003000 INTL 20120711)
[ 0.086039] ACPI: Dynamic OEM Table Load:
[ 0.086049] ACPI: SSDT 0xFFFF8FB8BE61AC00 0003A5 (v01 PmRef Cpu0Cst 00003001 INTL 20120711)
[ 0.086773] ACPI: Dynamic OEM Table Load:
[ 0.086783] ACPI: SSDT 0xFFFF8FB8BE61F200 00015F (v01 PmRef ApIst 00003000 INTL 20120711)
[ 0.087110] ACPI: Dynamic OEM Table Load:
[ 0.087119] ACPI: SSDT 0xFFFF8FB8BE634D80 00008D (v01 PmRef ApCst 00003000 INTL 20120711)
[ 0.088100] ACPI: EC: EC started
[ 0.088102] ACPI: EC: interrupt blocked
[ 0.308133] ACPI: \_SB_.PCI0.LPCB.EC0_: Used as first EC
[ 0.308137] ACPI: \_SB_.PCI0.LPCB.EC0_: GPE=0x16, EC_CMD/EC_SC=0x66, EC_DATA=0x62
[ 0.308139] ACPI: \_SB_.PCI0.LPCB.EC0_: Used as boot DSDT EC to handle transactions
[ 0.308140] ACPI: Interpreter enabled
[ 0.308179] ACPI: (supports S0 S3 S4 S5)
[ 0.308182] ACPI: Using IOAPIC for interrupt routing
[ 0.308237] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.366864] ACPI: Power Resource [USBC] (on)
[ 0.374234] ACPI: Power Resource [CLK0] (off)
[ 0.374747] ACPI: Power Resource [CLK0] (off)
[ 0.374821] ACPI: Power Resource [CLK1] (off)
[ 0.381014] ACPI: Power Resource [ID3C] (on)
[ 0.386582] ACPI: Power Resource [FN00] (off)
[ 0.387432] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.387441] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
[ 0.387516] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
[ 0.387536] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
或者这是硬件问题？非常感谢！
答案1
对我来说，在从 17.04 升级到 17.10 后，经过几次重启，wifi 就停止工作了。我从 grub 中选择了较早的稳定版内核，现在一切运行正常。您可能想查看一下dmesg输出，这就是我得到提示周围出了问题的提示。