更新 Windows 11 后，我无法进入 Ubuntu。引导加载程序停止显示，系统直接启动到 Windows。我尝试使用 Ubuntu Live USB 执行推荐的 Boot-Repair 选项，但没有成功。它给出的错误是：Error:** **NVram is locked (Ubuntu not found in efibootmgr)。
以下是引导修复摘要的链接：https://paste.ubuntu.com/p/4xwwfKWTsw/
============================= Boot Repair Summary ==============================
modprobe: FATAL: Module efivars not found in directory /lib/modules/6.2.0-26-generic
ls: cannot access '/sys/firmware/efi/vars': No such file or directory
Recommended repair:
____________________________________________________________
The default repair of the Boot-Repair utility will reinstall the grub-efi of
nvme0n1p7,
using the following options: nvme0n1p1/boot/efi
Additional repair will be performed: unhide-bootmenu-10s use-standard-efi-file
/boot/efi added in nvme0n1p7/fstab
Mount nvme0n1p1 on /mnt/boot-sav/nvme0n1p7/boot/efi
No nvme0n1p7/boot/efi/efi/ ubuntu/mint folder
Unhide GRUB boot menu in nvme0n1p7/etc/default/grub
===================== Reinstall the grub-efi of nvme0n1p7 ======================
chroot /mnt/boot-sav/nvme0n1p7 grub-install --version
grub-install (GRUB) 2.06-2ubuntu7.2
modprobe: FATAL: Module efivars not found in directory /lib/modules/6.2.0-26-generic
chroot /mnt/boot-sav/nvme0n1p7 modprobe efivars
chroot /mnt/boot-sav/nvme0n1p7 efibootmgr -v before grub install
EFI variables are not supported on this system.
chroot /mnt/boot-sav/nvme0n1p7 uname -r
6.2.0-26-generic
chroot /mnt/boot-sav/nvme0n1p7 grub-install --efi-directory=/boot/efi --target=x86_64-efi
Installing for x86_64-efi platform.
grub-install: warning: EFI variables cannot be set on this system.
grub-install: warning: You will have to complete the GRUB setup manually.
Installation finished. No error reported.
df /dev/nvme0n1p1
mv /mnt/boot-sav/nvme0n1p7/boot/efi/EFI/Boot/bootx64.efi /mnt/boot-sav/nvme0n1p7/boot/efi/EFI/Boot/bkpbootx64.efi
cp /mnt/boot-sav/nvme0n1p7/boot/efi/efi/ubuntu/grubx64.efi /mnt/boot-sav/nvme0n1p7/boot/efi/EFI/Boot/bootx64.efi
chroot /mnt/boot-sav/nvme0n1p7 grub-install --efi-directory=/boot/efi --target=x86_64-efi
Installing for x86_64-efi platform.
grub-install: warning: EFI variables cannot be set on this system.
grub-install: warning: You will have to complete the GRUB setup manually.
Installation finished. No error reported.
chroot /mnt/boot-sav/nvme0n1p7 efibootmgr -v after grub install
EFI variables are not supported on this system.
Error: NVram is locked (Ubuntu not found in efibootmgr). Please report this message to [email protected]
chroot /mnt/boot-sav/nvme0n1p7 update-grub
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.15.0-86-generic
Found initrd image: /boot/initrd.img-5.15.0-86-generic
Found linux image: /boot/vmlinuz-5.15.0-84-generic
Found initrd image: /boot/initrd.img-5.15.0-84-generic
Memtest86+ needs a 16-bit boot, that is not available on EFI, exiting
Warning: os-prober will be executed to detect other bootable partitions.
Its output will be used to detect bootable binaries on them and create new boot entries.
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Unhide GRUB boot menu in nvme0n1p7/boot/grub/grub.cfg
An error occurred during the repair.
Error: NVram is locked (Ubuntu not found in efibootmgr). Please report this message to [email protected]
Locked-NVram detected.
============================ Boot Info After Repair ============================
=> No boot loader is installed in the MBR of /dev/nvme0n1.
=> No known boot loader is installed in the MBR of /dev/sda.
nvme0n1p1: _____________________________________________________________________
File system: vfat
Boot sector type: Windows 8/10/11/2012: FAT32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files: /efi/Boot/bkpbootx64.efi /efi/Boot/bootx64.efi
/efi/Boot/fbx64.efi /efi/Boot/mmx64.efi
/efi/ubuntu/grubx64.efi /efi/ubuntu/mmx64.efi
/efi/ubuntu/shimx64.efi /efi/ubuntu/grub.cfg
/efi/Microsoft/Boot/bootmgfw.efi
/efi/Microsoft/Boot/bootmgr.efi
nvme0n1p2: _____________________________________________________________________
File system:
Boot sector type: -
Boot sector info:
nvme0n1p3: _____________________________________________________________________
File system: ntfs
Boot sector type: Windows 8/10/11/2012: NTFS
Boot sector info: No errors found in the Boot Parameter Block.
Operating System: Windows 10 or 11
Boot files: /Windows/System32/winload.exe
nvme0n1p4: _____________________________________________________________________
File system: ntfs
Boot sector type: Windows 8/10/11/2012: NTFS
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files:
nvme0n1p5: _____________________________________________________________________
File system: ntfs
Boot sector type: Windows 8/10/11/2012: NTFS
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files:
nvme0n1p6: _____________________________________________________________________
File system: swap
Boot sector type: -
Boot sector info:
nvme0n1p7: _____________________________________________________________________
File system: ext4
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 22.04.3 LTS
Boot files: /boot/grub/grub.cfg /etc/fstab /etc/default/grub
sda1: __________________________________________________________________________
File system: vfat
Boot sector type: Windows 8/10/11/2012: FAT32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files: /boot/grub/grub.cfg /efi/boot/bootx64.efi
/efi/boot/grubx64.efi /efi/boot/mmx64.efi
================================ 2 OS detected =================================
OS#1: Ubuntu 22.04.3 LTS on nvme0n1p7
OS#2: Windows 10 or 11 on nvme0n1p3
================================ Host/Hardware =================================
CPU architecture: 64-bit
Video: Intel Corporation from Intel Corporation
Live-session OS is Ubuntu 64-bit (Ubuntu 22.04.3 LTS, jammy, x86_64)
===================================== UEFI =====================================
BIOS/UEFI firmware: 1.24.0(1.24) from Dell Inc.
The firmware is EFI-compatible, and is set in EFI-mode for this live-session.
SecureBoot disabled (confirmed by mokutil).
BootCurrent: 0003
Timeout: 0 seconds
BootOrder: 0004,0002,0001,0000,0003
Boot0000* UEFI RST Micron 2210S NVMe 512GB 213632787B1A HD(1,GPT,5d2995da-c99d-41f5-8f50-4e93ebad9650,0x800,0x32000)/File(\EFI\Boot\BootX64.efi)N.....YM....R,Y.
Boot0001* UEFI HTTPs Boot PciRoot(0x0)/Pci(0x1f,0x6)/MAC(000000000000,0)/IPv4(0.0.0.00.0.0.0,0,0)/Uri()N.....YM....R,Y.
Boot0002* ubuntu HD(1,GPT,998f36f4-f1ff-424d-8311-985311296fda,0x800,0x32000)/File(\EFI\ubuntu\shimx64.efi)
Boot0003* UEFI USB DISK 2.0 42265336452E601D PciRoot(0x0)/Pci(0x14,0x0)/USB(2,0)/HD(1,GPT,f7638048-7bf7-4ff0-a9a4-fc16aecb07ff,0x800,0x3a977c0)/File(\EFI\Boot\BootX64.efi)N.....YM....R,Y.
Boot0004* Windows Boot Manager HD(1,GPT,5d2995da-c99d-41f5-8f50-4e93ebad9650,0x800,0x32000)/File(\EFI\Microsoft\Boot\bootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
64349b3622c65f495a99dbf6102496e3 nvme0n1p1/Boot/bkpbootx64.efi
64349b3622c65f495a99dbf6102496e3 nvme0n1p1/Boot/bootx64.efi
a9c517741ac31962d7feb152948ad1ee nvme0n1p1/Boot/fbx64.efi
a660182adef313615746a665966d2ccc nvme0n1p1/Boot/mmx64.efi
a1da253696a304dce6b4668b70151c0e nvme0n1p1/ubuntu/grubx64.efi
a660182adef313615746a665966d2ccc nvme0n1p1/ubuntu/mmx64.efi
64349b3622c65f495a99dbf6102496e3 nvme0n1p1/ubuntu/shimx64.efi
433224d074127c34064dfa0d732a9977 nvme0n1p1/Microsoft/Boot/bootmgfw.efi
32f69782c9966aee03f44d5ec4ad6711 nvme0n1p1/Microsoft/Boot/bootmgr.efi
============================= Drive/Partition Info =============================
Disks info: ____________________________________________________________________
nvme0n1 : is-GPT, no-BIOSboot, has---ESP, not-usb, not-mmc, has-os, has-win, 2048 sectors * 512 bytes
Partitions info (1/3): _________________________________________________________
nvme0n1p1 : no-os, 64, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, not-far
nvme0n1p3 : is-os, 64, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, farbios
nvme0n1p4 : no-os, 64, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, farbios
nvme0n1p5 : no-os, 64, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, farbios
nvme0n1p7 : is-os, 64, apt-get, signed grub-pc grub-efi , grub2, grub-install, grubenv-ok, update-grub, farbios
Partitions info (2/3): _________________________________________________________
nvme0n1p1 : is---ESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
nvme0n1p3 : isnotESP, part-has-no-fstab, no-nt, haswinload, no-recov-nor-hid, no-bmgr, notwinboot
nvme0n1p4 : isnotESP, part-has-no-fstab, no-nt, no-winload, recovery-or-hidden, no-bmgr, notwinboot
nvme0n1p5 : isnotESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
nvme0n1p7 : isnotESP, fstab-has-bad-efi, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
Partitions info (3/3): _________________________________________________________
nvme0n1p1 : not--sepboot, no---boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, no--grub.d, nvme0n1
nvme0n1p3 : not--sepboot, no---boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, no--grub.d, nvme0n1
nvme0n1p4 : not--sepboot, no---boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, no--grub.d, nvme0n1
nvme0n1p5 : not--sepboot, no---boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, no--grub.d, nvme0n1
nvme0n1p7 : not--sepboot, with-boot, fstab-without-boot, not-sep-usr, with--usr, fstab-without-usr, std-grub.d, nvme0n1
fdisk -l (filtered): ___________________________________________________________
Disk nvme0n1: 476.94 GiB, 512110190592 bytes, 1000215216 sectors
Disk identifier: BBE3CAA2-2749-4B57-B3D9-FBEC723B30F8
Start End Sectors Size Type
nvme0n1p1 2048 206847 204800 100M EFI System
nvme0n1p2 206848 239615 32768 16M Microsoft reserved
nvme0n1p3 239616 332488703 332249088 158.4G Microsoft basic data
nvme0n1p4 332488704 333885439 1396736 682M Windows recovery environment
nvme0n1p5 333887488 569817087 235929600 112.5G Microsoft basic data
nvme0n1p6 569817088 589817855 20000768 9.5G Linux swap
nvme0n1p7 589817856 1000214527 410396672 195.7G Linux filesystem
Disk sda: 29.3 GiB, 31457280000 bytes, 61440000 sectors
Disk identifier: E8E23585-345F-4413-BD93-898FD083BD49
Start End Sectors Size Type
sda1 2048 61439935 61437888 29.3G Microsoft basic data
parted -lm (filtered): _________________________________________________________
sda:31.5GB:scsi:512:512:gpt: USB DISK 2.0:;
1:1049kB:31.5GB:31.5GB:fat32:Main Data Partition:msftdata;
nvme0n1:512GB:nvme:512:512:gpt:Micron 2210S NVMe 512GB:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:170GB:170GB:ntfs:Basic data partition:msftdata;
4:170GB:171GB:715MB:ntfs::hidden, diag;
5:171GB:292GB:121GB:ntfs:Basic data partition:msftdata;
6:292GB:302GB:10.2GB:linux-swap(v1)::swap;
7:302GB:512GB:210GB:ext4::;
blkid (filtered): ______________________________________________________________
NAME FSTYPE UUID PARTUUID LABEL PARTLABEL
sda
└─sda1 vfat C067-5CA6 f7638048-7bf7-4ff0-a9a4-fc16aecb07ff KUBUNTU 22_ Main Data Partition
nvme0n1
├─nvme0n1p1 vfat D65E-0E26 5d2995da-c99d-41f5-8f50-4e93ebad9650 EFI system partition
├─nvme0n1p2 6415feb0-3662-4ad2-be99-c7c6060a7eef Microsoft reserved partition
├─nvme0n1p3 ntfs 001861111861074E 33f1ad55-306d-4387-9055-1336e27e1aa8 Basic data partition
├─nvme0n1p4 ntfs 3470FE1D70FDE590 7f10b878-255c-4b9e-9202-919f3634ed91
├─nvme0n1p5 ntfs 42A8CAC0A8CAB1A9 142a86d5-2c9f-4bb1-8989-20ba4b919569 New Volume Basic data partition
├─nvme0n1p6 swap e32d2696-a5cf-44c7-bf27-ede0c4b73199 c8d71a02-1cc4-4592-8319-2191e7277cbc
└─nvme0n1p7 ext4 3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5 b1a4a2f3-a6f2-4f8e-8c45-15059d2d7cee
Mount points (filtered): _______________________________________________________
Avail Use% Mounted on
/dev/nvme0n1p1 62.8M 35% /mnt/boot-sav/nvme0n1p1
/dev/nvme0n1p3 117.2G 26% /mnt/boot-sav/nvme0n1p3
/dev/nvme0n1p4 89.6M 87% /mnt/boot-sav/nvme0n1p4
/dev/nvme0n1p5 107.8G 4% /mnt/boot-sav/nvme0n1p5
/dev/nvme0n1p7 92.9G 46% /mnt/boot-sav/nvme0n1p7
/dev/sda1 25.3G 14% /cdrom
Mount options (filtered): ______________________________________________________
=================== nvme0n1p1/efi/ubuntu/grub.cfg (filtered) ===================
search.fs_uuid 3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5 root
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
=================== nvme0n1p7/boot/grub/grub.cfg (filtered) ====================
Ubuntu 3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5
Ubuntu, with Linux 5.15.0-86-generic 3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5
Ubuntu, with Linux 5.15.0-84-generic 3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5
Windows Boot Manager (on nvme0n1p1) osprober-efi-D65E-0E26
### END /etc/grub.d/30_os-prober ###
### END /etc/grub.d/30_uefi-firmware ###
======================== nvme0n1p7/etc/fstab (filtered) ========================
# <file system> <mount point> <type> <options> <dump> <pass>
# / was on /dev/nvme0n1p7 during installation
UUID=3b2ed7ad-5c0d-47b4-bf05-e372b04bbda5 / ext4 errors=remount-ro 0 1
# /boot/efi was on /dev/nvme0n1p1 during installation
# swap was on /dev/nvme0n1p6 during installation
UUID=e32d2696-a5cf-44c7-bf27-ede0c4b73199 none swap sw 0 0
UUID=D65E-0E26 /boot/efi vfat defaults 0 1
==================== nvme0n1p7/etc/default/grub (filtered) =====================
GRUB_DEFAULT=0
GRUB_TIMEOUT_STYLE=menu
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
GRUB_DISABLE_OS_PROBER=false
================= nvme0n1p7: Location of files loaded by Grub ==================
GiB - GB File Fragment(s)
?? = ?? boot/grub/grub.cfg 1
376.171958923 = 403.911565312 boot/vmlinuz 2
354.289134979 = 380.415062016 boot/vmlinuz-5.15.0-84-generic 2
376.171958923 = 403.911565312 boot/vmlinuz-5.15.0-86-generic 2
354.289134979 = 380.415062016 boot/vmlinuz.old 2
311.247066498 = 334.198992896 boot/initrd.img 4
286.997066498 = 308.160753664 boot/initrd.img-5.15.0-84-generic 6
311.247066498 = 334.198992896 boot/initrd.img-5.15.0-86-generic 4
286.997066498 = 308.160753664 boot/initrd.img.old 6
=================== nvme0n1p7: ls -l /etc/grub.d/ (filtered) ===================
-rwxr-xr-x 1 root root 18683 Apr 16 2022 10_linux
-rwxr-xr-x 1 root root 43031 Apr 16 2022 10_linux_zfs
-rwxr-xr-x 1 root root 14387 Dec 19 2022 20_linux_xen
-rwxr-xr-x 1 root root 13369 Apr 16 2022 30_os-prober
-rwxr-xr-x 1 root root 1372 Apr 16 2022 30_uefi-firmware
-rwxr-xr-x 1 root root 700 Feb 19 2022 35_fwupd
-rwxr-xr-x 1 root root 214 Apr 16 2022 40_custom
-rwxr-xr-x 1 root root 215 Apr 16 2022 41_custom
====================== sda1/boot/grub/grub.cfg (filtered) ======================
Try or Install Kubuntu
Kubuntu (safe graphics)
OEM install (for manufacturers)
Boot from next volume
UEFI Firmware Settings
Test memory
==================== sda1: Location of files loaded by Grub ====================
GiB - GB File Fragment(s)
?? = ?? boot/grub/grub.cfg 1
当我在尝试 Ubuntu模式，我能够看到我的 Ubuntu 分区，但由于它被锁定，因此无法访问我的主文件夹。