apt upgrade后提示 initramfs-tools报错处理方法

initramfs-tools报错

apt upgrade之后提示
Errors were encountered while processing:
initramfs-tools
E: Sub-process /usr/bin/dpkg returned an error code (1)
原因是没有足够空间
ln: failed to create hard link '/boot/initrd.img-5.9.0-rc7-aml-s812.dpkg-bak' => '/boot/initrd.img-5.9.0-rc7-aml-s812': Operation not permitted
update-initramfs: Generating /boot/initrd.img-5.9.0-rc7-aml-s812
cp: error writing '/var/tmp/mkinitramfs_qVbUIa//usr/lib/systemd/systemd-udevd': No space left on device

解决方法

在https://ubuntuforums.org/showthread.php?t=1990236 ：

sudo rm -f /var/lib/dpkg/info/initramfs-tools.post*

sudo rm -f /var/lib/dpkg/info/initramfs-tools.pre*

sudo rm -f /var/lib/dpkg/info/bcmwl-kernel-source.post*
sudo rm -f /var/lib/dpkg/info/bcmwl-kernel-source.pre*

sudo dpkg --configure -a