我一直在尝试使用可启动的 live usb（Ubuntu 20.04 以及其他 64 位版本）在笔记本电脑上安装 ubuntu。首先，安装出现堆叠或冻结，我通过在 grub 终端中按 E 键（ubuntu 中的“acpi=off”）解决了该问题。然后继续安装，但最后出现一条消息，提示安装已崩溃。当我重新启动笔记本电脑时，它直接进入 Grub 的终端。我也尝试过启动修复，但基本任务不起作用，所以我应该这样做：https://paste.ubuntu.com/p/7pxbNj3dB8/
有人知道哪里出了问题，因为我很迷茫，我读了很多论坛，看了很多视频。提前谢谢大家。
引导修复输出：
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boot-repair-4ppa125 [20200827_2231]
============================== Boot Info Summary ===============================
=> No boot loader is installed in the MBR of /dev/sda.
sda1: __________________________________________________________________________
File system: vfat
Boot sector type: FAT32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files:
sda2: __________________________________________________________________________
File system: ext4
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 20.04.1 LTS
Boot files: /etc/fstab /etc/default/grub
/boot/grub/i386-pc/core.img
sda3: __________________________________________________________________________
File system: ext4
Boot sector type: -
Boot sector info:
Operating System:
Boot files:
sda4: __________________________________________________________________________
File system: swap
Boot sector type: -
Boot sector info:
sdb: ___________________________________________________________________________
File system: iso9660
Boot sector type: Unknown
Boot sector info:
Mounting failed: mount: /mnt/BootInfo/FD/sdb: /dev/sdb already mounted or mount point busy.
================================ 1 OS detected =================================
OS#1: Ubuntu 20.04.1 LTS on sda2
============================ Architecture/Host Info ============================
CPU architecture: 64-bit
Live-session OS is Ubuntu 64-bit (Ubuntu 20.04.1 LTS, focal, x86_64)
===================================== UEFI =====================================
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
SecureBoot enabled.
efibootmgr -v
BootCurrent: 000E
Timeout: 0 seconds
BootOrder: 000E,0010,0000,0001,0002,0003,0004,0005,0006,0007,0008,0009,000F,000A
Boot0000 Startup Menu FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)....ISPH
Boot0001 System Information FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0002 Bios Setup FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0003 3rd Party Option ROM Management FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0004 System Diagnostics FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0005 System Diagnostics FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0006 System Diagnostics FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0007 System Diagnostics FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0008 Boot Menu FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0009 HP Recovery FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot000A Administración de ROM opcional de terceros FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot000C* IPV6 Network - Realtek PCIe GBE Family Controller PciRoot(0x0)/Pci(0x1c,0x0)/Pci(0x0,0x0)/MAC(c8d3ffecbc01,0)/IPv6([::]:<->[::]:,0,0)N.....YM....R,Y.....ISPH
Boot000D* IPV4 Network - Realtek PCIe GBE Family Controller PciRoot(0x0)/Pci(0x1c,0x0)/Pci(0x0,0x0)/MAC(c8d3ffecbc01,0)/IPv4(0.0.0.00.0.0.0,0,0)N.....YM....R,Y.....ISPH
Boot000E* Flash USB Disk 3727011FEE45759313359 PciRoot(0x0)/Pci(0x14,0x0)/USB(3,0)N.....YM....R,Y.....ISPH
Boot000F Network Boot FvVol(a881d567-6cb0-4eee-8435-2e72d33e45b5)/FvFile(9d8243e8-8381-453d-aceb-c350ee7757ca)......ISPH
Boot0010* ubuntu HD(1,GPT,a7860bf7-aa39-4bc5-85a5-6f98ca1ff949,0x800,0x1dc800)/File(\EFI\ubuntu\shimx64.efi)....ISPH
bed45d1c9554cea09924d3814cb7c446 sda1/BOOT/fbx64.efi
4487628005555bfd4a4c0a47211e0700 sda1/BOOT/mmx64.efi
1476c8ed1ce8271aab2fbe89d534cfa4 sda1/ubuntu/grubx64.efi
4487628005555bfd4a4c0a47211e0700 sda1/ubuntu/mmx64.efi
f7a57b08bc7c1c85417ae4cea582d1d4 sda1/ubuntu/shimx64.efi
f7a57b08bc7c1c85417ae4cea582d1d4 sda1/BOOT/BOOTX64.efi
============================= Drive/Partition Info =============================
Disks info: ____________________________________________________________________
sda : is-GPT, no-BIOSboot, has---ESP, not-usb, not-mmc, has-os, 2048 sectors * 512 bytes
Partitions info (1/3): _________________________________________________________
sda1 : no-os, 32, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, not-far
sda2 : is-os, 64, apt-get, signed grub-pc grub-efi , grub2, grub-install, grubenv-ok, update-grub, farbios
sda3 : no-os, 32, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, not-far
Partitions info (2/3): _________________________________________________________
sda1 : is---ESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
sda2 : isnotESP, fstab-has-goodEFI, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
sda3 : isnotESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
Partitions info (3/3): _________________________________________________________
sda1 : not-sepboot, no-boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, std-grub.d, sda
sda2 : not-sepboot, with-boot, fstab-without-boot, not-sep-usr, with--usr, fstab-without-usr, std-grub.d, sda
sda3 : maybesepboot, no-boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, std-grub.d, sda
fdisk -l (filtered): ___________________________________________________________
Disk sda: 931.53 GiB, 1000204886016 bytes, 1953525168 sectors
Disk identifier: 2B8C6C4F-14F4-4C33-9423-70AE14E8C4B0
Start End Sectors Size Type
sda1 2048 1953791 1951744 953M EFI System
sda2 115234816 1953523711 1838288896 876.6G Linux filesystem
sda3 70313984 109375487 39061504 18.6G Linux filesystem
sda4 109375488 115234815 5859328 2.8G Linux swap
Partition table entries are not in disk order.
Disk sdb: 3.77 GiB, 4026531840 bytes, 7864320 sectors
Disk identifier: 0x56f48570
Boot Start End Sectors Size Id Type
sdb1 * 0 5439487 5439488 2.6G 0 Empty
sdb2 5017392 5025327 7936 3.9M ef EFI (FAT-12/16/32)
sdb3 5439488 7864319 2424832 1.2G 83 Linux
parted -lm (filtered): _________________________________________________________
sda:1000GB:scsi:512:4096:gpt:ATA WDC WD10SPCX-60K:;
1:1049kB:1000MB:999MB:fat32::boot, esp;
3:36.0GB:56.0GB:20.0GB:ext4::;
4:56.0GB:59.0GB:3000MB:linux-swap(v1)::swap;
2:59.0GB:1000GB:941GB:ext4::;
sdb:4027MB:scsi:512:512:unknown:Flash USB Disk:;
blkid (filtered): ______________________________________________________________
NAME FSTYPE UUID PARTUUID LABEL PARTLABEL
sda
├─sda1 vfat 22CE-58D1 a7860bf7-aa39-4bc5-85a5-6f98ca1ff949
├─sda2 ext4 aa78735e-f732-4d0e-9508-62b0b8a11a90 7ca22485-6f80-4c6c-8cc1-b56e718a6036
├─sda3 ext4 5d32350a-f0bb-4275-b2a1-610a93d05512 d50787c8-b4b5-40b7-9393-ae2c5c7e6db3
└─sda4 swap 8f810d97-0b2a-42a7-bf14-bd7c50b98eb9 24d98dff-e032-4fc8-b1ce-4e7843d000b2
sdb iso9660 2020-07-31-16-51-12-00 Ubuntu 20.04.1 LTS amd64
├─sdb1 iso9660 2020-07-31-16-51-12-00 56f48570-01 Ubuntu 20.04.1 LTS amd64
├─sdb2 vfat C26E-047E 56f48570-02
└─sdb3 ext4 2b6c3e7e-4351-48ee-91de-b6b46c46eb0b 56f48570-03 writable
df (filtered): _________________________________________________________________
Avail Use% Mounted on
disk/by-label/writable[/install-logs-2020-08-28.2/crash] 0 98% /var/crash
disk/by-label/writable[/install-logs-2020-08-28.2/log] 0 98% /var/log
sda1 943.4M 1% /target/boot/efi
sda2 810.6G 1% /mnt
sda2 810.6G 1% /target
sda3 17.2G 0% /mnt/boot-sav/sda3
sdb1 0 100% /cdrom
Mount options: __________________________________________________________________
disk/by-label/writable[/install-logs-2020-08-28.2/crash] rw,relatime
disk/by-label/writable[/install-logs-2020-08-28.2/log] rw,relatime
sda1 rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro
sda2 rw,relatime,errors=remount-ro
sda2 rw,relatime,errors=remount-ro
sda3 rw,relatime
sdb1 ro,noatime,nojoliet,check=s,map=n,blocksize=2048
========================== sda2/etc/fstab (filtered) ===========================
# <file system> <mount point> <type> <options> <dump> <pass>
# / was on /dev/sda2 during installation
UUID=aa78735e-f732-4d0e-9508-62b0b8a11a90 / ext4 errors=remount-ro 0 1
# /boot/efi was on /dev/sda1 during installation
UUID=22CE-58D1 /boot/efi vfat umask=0077 0 1
/swapfile none swap sw 0 0
======================= sda2/etc/default/grub (filtered) =======================
GRUB_DEFAULT=0
GRUB_TIMEOUT_STYLE=hidden
GRUB_TIMEOUT=0
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
==================== sda2: Location of files loaded by Grub ====================
GiB - GB File Fragment(s)
269.084133148 = 288.926887936 boot/grub/i386-pc/core.img 1
59.260738373 = 63.630733312 boot/vmlinuz 2
59.260738373 = 63.630733312 boot/vmlinuz-5.4.0-42-generic 2
587.978725433 = 631.337349120 boot/initrd.img 3
587.978725433 = 631.337349120 boot/initrd.img-5.4.0-42-generic 3
587.978725433 = 631.337349120 boot/initrd.img.old 3
===================== sda2: ls -l /etc/grub.d/ (filtered) ======================
-rwxr-xr-x 1 root root 17123 Jul 30 20:34 10_linux
-rwxr-xr-x 1 root root 42128 Jul 30 20:34 10_linux_zfs
-rwxr-xr-x 1 root root 12894 Jul 30 20:34 20_linux_xen
-rwxr-xr-x 1 root root 12059 Jul 30 20:34 30_os-prober
-rwxr-xr-x 1 root root 1424 Jul 30 20:34 30_uefi-firmware
-rwxr-xr-x 1 root root 214 Jul 30 20:34 40_custom
-rwxr-xr-x 1 root root 216 Jul 30 20:34 41_custom
======================== Unknown MBRs/Boot Sectors/etc =========================
Unknown BootLoader on sdb
00000000 45 52 08 00 00 00 90 90 00 00 00 00 00 00 00 00 |ER..............|
00000010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000020 33 ed fa 8e d5 bc 00 7c fb fc 66 31 db 66 31 c9 |3......|..f1.f1.|
00000030 66 53 66 51 06 57 8e dd 8e c5 52 be 00 7c bf 00 |fSfQ.W....R..|..|
00000040 06 b9 00 01 f3 a5 ea 4b 06 00 00 52 b4 41 bb aa |.......K...R.A..|
00000050 55 31 c9 30 f6 f9 cd 13 72 16 81 fb 55 aa 75 10 |U1.0....r...U.u.|
00000060 83 e1 01 74 0b 66 c7 06 f3 06 b4 42 eb 15 eb 02 |...t.f.....B....|
00000070 31 c9 5a 51 b4 08 cd 13 5b 0f b6 c6 40 50 83 e1 |1.ZQ....[...@P..|
00000080 3f 51 f7 e1 53 52 50 bb 00 7c b9 04 00 66 a1 b0 |?Q..SRP..|...f..|
00000090 07 e8 44 00 0f 82 80 00 66 40 80 c7 02 e2 f2 66 |[email protected]|
000000a0 81 3e 40 7c fb c0 78 70 75 09 fa bc ec 7b ea 44 |.>@|..xpu....{.D|
000000b0 7c 00 00 e8 83 00 69 73 6f 6c 69 6e 75 78 2e 62 ||.....isolinux.b|
000000c0 69 6e 20 6d 69 73 73 69 6e 67 20 6f 72 20 63 6f |in missing or co|
000000d0 72 72 75 70 74 2e 0d 0a 66 60 66 31 d2 66 03 06 |rrupt...f`f1.f..|
000000e0 f8 7b 66 13 16 fc 7b 66 52 66 50 06 53 6a 01 6a |.{f...{fRfP.Sj.j|
000000f0 10 89 e6 66 f7 36 e8 7b c0 e4 06 88 e1 88 c5 92 |...f.6.{........|
00000100 f6 36 ee 7b 88 c6 08 e1 41 b8 01 02 8a 16 f2 7b |.6.{....A......{|
00000110 cd 13 8d 64 10 66 61 c3 e8 1e 00 4f 70 65 72 61 |...d.fa....Opera|
00000120 74 69 6e 67 20 73 79 73 74 65 6d 20 6c 6f 61 64 |ting system load|
00000130 20 65 72 72 6f 72 2e 0d 0a 5e ac b4 0e 8a 3e 62 | error...^....>b|
00000140 04 b3 07 cd 10 3c 0a 75 f1 cd 18 f4 eb fd 00 00 |.....<.u........|
00000150 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
000001b0 f4 8d 05 00 00 00 00 00 70 85 f4 56 00 00 80 00 |........p..V....|
000001c0 01 00 00 a5 e0 ff 00 00 00 00 00 00 53 00 00 fe |............S...|
000001d0 ff ff ef fe ff ff 30 8f 4c 00 00 1f 00 00 00 97 |......0.L.......|
000001e0 46 52 83 87 5e e9 00 00 53 00 00 00 25 00 00 00 |FR..^...S...%...|
000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.|
00000200
=============================== StdErr Messages ================================
File descriptor 63 (pipe:[218692]) leaked on lvs invocation. Parent PID 51017: /bin/bash
Suggested repair: ______________________________________________________________
The default repair of the Boot-Repair utility would reinstall the grub-efi-amd64-signed of
sda2,
using the following options: sda1/boot/efi,
Additional repair would be performed: unhide-bootmenu-10s use-standard-efi-file
Blockers in case of suggested repair: __________________________________________
/target detected. Please close the Ubuntu installer, then retry.
Final advice in case of suggested repair: ______________________________________
Please do not forget to make your UEFI firmware boot on the Ubuntu 20.04.1 LTS entry (sda1/efi/****/shim****.efi (**** will be updated in the final message) file) !