root@ubuntu:/home/tomxue/SourceCode_Windows/linux-stable/.git/objects/pack# cat tmp_pack_rjkmke
cat: tmp_pack_rjkmke: Permission denied
root@ubuntu:/home/tomxue/SourceCode_Windows/linux-stable/.git/objects/pack# ls -al
ls: cannot access tmp_pack_rjkmke: Permission denied
total 0
drwxrwxrwx 1 root root 0 Nov 16 16:47 .
drwxrwxrwx 1 root root 0 Nov 16 16:56 ..
-????????? ? ? ? ? ? tmp_pack_rjkmke
root@ubuntu:/home/tomxue/SourceCode_Windows/linux-stable/.git/objects/pack# touch tmp_pack_rjkmke
touch: cannot touch ‘tmp_pack_rjkmke’: Permission denied
root@ubuntu:/home/tomxue/SourceCode_Windows/linux-stable/.git/objects/pack# rm tmp_pack_rjkmke
rm: cannot remove ‘tmp_pack_rjkmke’: Permission denied
root@ubuntu:/home/tomxue/SourceCode_Windows/linux-stable/.git/objects/pack# rm -rf tmp_pack_rjkmke
rm: cannot remove ‘tmp_pack_rjkmke’: Permission denied
如您所见，文件的访问信息包含大量“？”。我甚至不能touch它，我也不能删除它。那怎么办？