https://paste.ubuntu.com/p/XZbGhMJtnn/
这个问题困扰了我好几天。我以为以下启动消息错误是问题所在：[ 1.159596] hub 8-0:1.0: config failed, hub doesn't have any ports! (err -19)。我尝试重新安装 AMD 驱动程序几次，以为黑色启动屏幕是显卡驱动程序问题。系统正在启动，但登录屏幕是黑屏。当我输入密码时，桌面正常启动。我尝试加载新的启动画面和新的登录画面。这并没有改变任何东西。当我从关机菜单中选择注销时，屏幕变黑。输入密码后，我重新登录到桌面。如果我以救援模式启动，我会看到新的登录画面和启动画面。
dmesg.1 中的这些启动日志错误是否可能是原因？
[ 0.021213] kernel: Unknown kernel command line parameters "splash BOOT_IMAGE=/boot/vmlinuz-6.5.0-27-generic", will be passed to user space.
[ 5.102286] kernel: audit: type=1400 audit(1713246462.128:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="libreoffice-senddoc" pid=817 comm="apparmor_parser"
[ 5.102508] kernel: audit: type=1400 audit(1713246462.128:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="libreoffice-xpdfimport" pid=819 comm="apparmor_parser"
[ 5.102693] kernel: audit: type=1400 audit(1713246462.128:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lsb_release" pid=809 comm="apparmor_parser"
[ 5.102754] kernel: audit: type=1400 audit(1713246462.128:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ippusbxd" pid=824 comm="apparmor_parser"
[ 5.102795] kernel: audit: type=1400 audit(1713246462.128:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/haveged" pid=823 comm="apparmor_parser"
[ 5.102845] kernel: audit: type=1400 audit(1713246462.128:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe" pid=810 comm="apparmor_parser"
[ 5.102850] kernel: audit: type=1400 audit(1713246462.128:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe//kmod" pid=810 comm="apparmor_parser"
[ 5.102933] kernel: audit: type=1400 audit(1713246462.128:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/bin/man" pid=814 comm="apparmor_parser"
[ 5.102936] kernel: audit: type=1400 audit(1713246462.128:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="man_filter" pid=814 comm="apparmor_parser"
[ 5.760816] kernel: audit: type=1400 audit(1713246462.788:42): apparmor="DENIED" operation="capable" class="cap" profile="/usr/sbin/cupsd" pid=1057 comm="cupsd" capability=12 capname="net_admin"
[ 5.840131] kernel: audit: type=1400 audit(1713246462.868:43): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/snapd/snap-confine" pid=1134 comm="apparmor_parser"
[ 5.869351] kernel: audit: type=1400 audit(1713246462.896:44): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=1134 comm="apparmor_parser"