> ---------------------------------------------------------------------- > > Do you have a file > /dev/loop-control > ? > > What is listed by > > ls -ld /dev/loop* >
colin@M00974055-VM:~$ sudo ls /dev/loop-control [sudo] password for colin: ls: cannot access '/dev/loop-control': No such file or directory colin@M00974055-VM:~$ sudo ls -ld /dev/loop* ls: cannot access '/dev/loop*': No such file or directory > ---------------------------------------------------------------------- > > What happens if you try to create a loop device manually ? > not_yet_existing_file="some_file_path" dd if=/dev/zero bs=512 count=2 of="$not_yet_existing_file" sudo losetup loop0 "$not_yet_existing_file" not_yet_existing_file="/tmp/does_not_exist_yet" dd if=/dev/zero bs=512 count=2 of="$not_yet_existing_file" sudo losetup loop0 "$not_yet_existing_file" 2+0 records in 2+0 records out 1024 bytes (1.0 kB, 1.0 KiB) copied, 0.000187826 s, 5.5 MB/s losetup: /dev/loop0: failed to set up loop device: No such file or directory > There should be no messages from losetup. But we see one above ^^ > sudo wc -c </dev/loop0 > should yield "1024". sudo wc -c </dev/loop0 bash: /dev/loop0: No such file or directory > To clean up do: > losetup -d /dev/loop0 rm "$not_yet_existing_file" colin@M00974055-VM:~$ sudo losetup -d /dev/loop0 losetup: /dev/loop0: failed to use device: No such device colin@M00974055-VM:~$ rm "$not_yet_existing_file" colin@M00974055-VM:~$ ______________________________________________________________________ > > > Have a nice day :) > > Thomas Thank you Thomas. Thanks again for looking at my issue. Not sure where to go from here. ________________________________________________________________________ colin@M00974055-VM:~$ uname -r 5.10.0-3-amd64 colin@M00974055-VM:~$ cat /etc/debian_version 11.0colin@M00974055-VM:~$ lsmod | grep loop colin@M00974055-VM:~$ sudo modprobe loop colin@M00974055-VM:~$ lsmod | grep loop loop 36864 0 colin@M00974055-VM:~$ dd if=/dev/zero bs=512 count=2 of="$not_yet_existing_file" 2+0 records in 2+0 records out 1024 bytes (1.0 kB, 1.0 KiB) copied, 0.000134838 s, 7.6 MB/s colin@M00974055-VM:~$ sudo losetup loop0 "$not_yet_existing_file" No error here ^^ Guess we needed to load the module? colin@M00974055-VM:~$ sudo wc -c </dev/loop0 bash: /dev/loop0: Permission denied colin@M00974055-VM:~$ sudo -i root@M00974055-VM:~# wc -c </dev/loop0 1024 root@M00974055-VM: wc -c </dev/loop0 1024 root@M00974055-VM:~# losetup -d /dev/loop0 rm "$not_yet_existing_file" rm: cannot remove '': No such file or directory I think we are on to something after loading the module _____________________________________________________________ I re-ran the script after the module. It looks like it's making more progress but still getting an eventual error related to loopback devices: http://ix.io/3vi8 ^^ This is probably the most useful to look at moving forward ^^ Now I will re-run the inital commands below sudo ls -ld /dev/loop* brw-rw---- 1 root disk 7, 0 Aug 7 13:07 /dev/loop0 brw-rw---- 1 root disk 259, 12 Aug 7 13:07 /dev/loop0p1 brw-rw---- 1 root disk 259, 21 Aug 7 13:07 /dev/loop0p10 brw-rw---- 1 root disk 259, 22 Aug 7 13:07 /dev/loop0p11 brw-rw---- 1 root disk 259, 23 Aug 7 13:07 /dev/loop0p12 brw-rw---- 1 root disk 259, 13 Aug 7 13:07 /dev/loop0p2 brw-rw---- 1 root disk 259, 14 Aug 7 13:07 /dev/loop0p3 brw-rw---- 1 root disk 259, 15 Aug 7 13:07 /dev/loop0p4 brw-rw---- 1 root disk 259, 16 Aug 7 13:07 /dev/loop0p5 brw-rw---- 1 root disk 259, 17 Aug 7 13:07 /dev/loop0p6 brw-rw---- 1 root disk 259, 18 Aug 7 13:07 /dev/loop0p7 brw-rw---- 1 root disk 259, 19 Aug 7 13:07 /dev/loop0p8 brw-rw---- 1 root disk 259, 20 Aug 7 13:07 /dev/loop0p9 brw-rw---- 1 root disk 7, 1 Aug 7 13:01 /dev/loop1 brw-rw---- 1 root disk 259, 0 Aug 7 13:01 /dev/loop1p1 brw-rw---- 1 root disk 259, 9 Aug 7 13:01 /dev/loop1p10 brw-rw---- 1 root disk 259, 10 Aug 7 13:01 /dev/loop1p11 brw-rw---- 1 root disk 259, 11 Aug 7 13:01 /dev/loop1p12 brw-rw---- 1 root disk 259, 1 Aug 7 13:01 /dev/loop1p2 brw-rw---- 1 root disk 259, 2 Aug 7 13:01 /dev/loop1p3 brw-rw---- 1 root disk 259, 3 Aug 7 13:01 /dev/loop1p4 brw-rw---- 1 root disk 259, 4 Aug 7 13:01 /dev/loop1p5 brw-rw---- 1 root disk 259, 5 Aug 7 13:01 /dev/loop1p6 brw-rw---- 1 root disk 259, 6 Aug 7 13:01 /dev/loop1p7 brw-rw---- 1 root disk 259, 7 Aug 7 13:01 /dev/loop1p8 brw-rw---- 1 root disk 259, 8 Aug 7 13:01 /dev/loop1p9 brw-rw---- 1 root disk 7, 2 Aug 7 13:09 /dev/loop2 brw-rw---- 1 root disk 259, 24 Aug 7 13:09 /dev/loop2p1 brw-rw---- 1 root disk 259, 33 Aug 7 13:09 /dev/loop2p10 brw-rw---- 1 root disk 259, 34 Aug 7 13:09 /dev/loop2p11 brw-rw---- 1 root disk 259, 35 Aug 7 13:09 /dev/loop2p12 brw-rw---- 1 root disk 259, 25 Aug 7 13:09 /dev/loop2p2 brw-rw---- 1 root disk 259, 26 Aug 7 13:09 /dev/loop2p3 brw-rw---- 1 root disk 259, 27 Aug 7 13:09 /dev/loop2p4 brw-rw---- 1 root disk 259, 28 Aug 7 13:09 /dev/loop2p5 brw-rw---- 1 root disk 259, 29 Aug 7 13:09 /dev/loop2p6 brw-rw---- 1 root disk 259, 30 Aug 7 13:09 /dev/loop2p7 brw-rw---- 1 root disk 259, 31 Aug 7 13:09 /dev/loop2p8 brw-rw---- 1 root disk 259, 32 Aug 7 13:09 /dev/loop2p9 brw-rw---- 1 root disk 7, 3 Aug 7 12:59 /dev/loop3 brw-rw---- 1 root disk 7, 4 Aug 7 12:59 /dev/loop4 brw-rw---- 1 root disk 7, 5 Aug 7 12:59 /dev/loop5 brw-rw---- 1 root disk 7, 6 Aug 7 12:59 /dev/loop6 brw-rw---- 1 root disk 7, 7 Aug 7 12:59 /dev/loop7 crw-rw---- 1 root disk 10, 237 Aug 7 12:59 /dev/loop-control (cr) (feature/deb11-II) colin@M00974055-VM ~/chromiumos/src/scripts $ sudo ls /dev/loop-control /dev/loop-control _________________________________________________________________
