Unfortunately, I did all the suggestions in the notes provided but still get the same result.
Here is what I did:
created:
$ sudo cat /etc/modules-load.d/loop.conf loop
created:
$ sudo cat /etc/modprobe.d/eightloop.conf options loop max_loop=8
$ sudo dracut --force
Got back the prompt, and then rebooted.
$ ls /dev/loop* /dev/loop0 /dev/loop2 /dev/loop4 /dev/loop6 /dev/loop-control /dev/loop1 /dev/loop3 /dev/loop5 /dev/loop7
But still:
$ sudo losetup -f -P /home/maitra/SD_card_rescue.img losetup: /home/maitra/SD_card_rescue.img: failed to set up loop device: No such file or directory
I also tried:
$ sudo mount -o loop /home/maitra/SD_card_rescue.log /mnt/test
But now I get:
mount: /mnt/test: wrong fs type, bad option, bad superblock on /dev/loop0, missing codepage or helper program, or other error.
So, I looked at (as per https://askubuntu.com/questions/634501/cant-mount-iso-file-as-loop-device-er...):
$file /home/maitra/SD_card_rescue.log
and I got:
/home/maitra/SD_card_rescue.log: DOS/MBR boot sector; partition 1 : ID=0x83, start-CHS (0x0,32,33), end-CHS (0x3ec,254,63), startsector 2048, 16143277 sectors
At least the error is different here. Any further suggestions?
Many thanks, Ranjan