over-mount-device.log ( failed)

FAIL: tests/df/over-mount-device
================================

mke2fs 1.47.0 (5-Feb-2023)
Discarding device blocks:   0/400       done                            
Creating filesystem with 400 4k blocks and 208 inodes

Allocating group tables: 0/1   done                            
Writing inode tables: 0/1   done                            
Writing superblocks and filesystem accounting information: 0/1   done

mke2fs 1.47.0 (5-Feb-2023)
Discarding device blocks:   0/400       done                            
Creating filesystem with 400 4k blocks and 208 inodes

Allocating group tables: 0/1   done                            
Writing inode tables: 0/1   done                            
Writing superblocks and filesystem accounting information: 0/1   done

Filesystem     1K-blocks     Used Available Use% Mounted on
/dev/root       75085112 45551372  29517356  61% /
--- exp	2024-10-20 16:07:07.377808297 +0000
+++ err	2024-10-20 16:07:07.377808297 +0000
@@ -1 +0,0 @@
-df: cannot access '/dev/loop0': over-mounted by another device
24 1 8:1 / / rw,relatime shared:1 - ext4 /dev/root rw,discard,errors=remount-ro,commit=30
25 24 0:5 / /dev rw,nosuid,noexec,relatime shared:2 - devtmpfs devtmpfs rw,size=8184112k,nr_inodes=2046028,mode=755,inode64
26 24 0:22 / /proc rw,nosuid,nodev,noexec,relatime shared:5 - proc proc rw
27 24 0:23 / /sys rw,nosuid,nodev,noexec,relatime shared:6 - sysfs sysfs rw
28 27 0:6 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:7 - securityfs securityfs rw
29 25 0:24 / /dev/shm rw,nosuid,nodev shared:3 - tmpfs tmpfs rw,inode64
30 25 0:25 / /dev/pts rw,nosuid,noexec,relatime shared:4 - devpts devpts rw,gid=5,mode=620,ptmxmode=000
31 24 0:26 / /run rw,nosuid,nodev shared:11 - tmpfs tmpfs rw,size=3274764k,nr_inodes=819200,mode=755,inode64
32 31 0:27 / /run/lock rw,nosuid,nodev,noexec,relatime shared:12 - tmpfs tmpfs rw,size=5120k,inode64
33 27 0:28 / /sys/fs/cgroup rw,nosuid,nodev,noexec,relatime shared:8 - cgroup2 cgroup2 rw,nsdelegate,memory_recursiveprot
34 27 0:29 / /sys/fs/pstore rw,nosuid,nodev,noexec,relatime shared:9 - pstore pstore rw
35 27 0:30 / /sys/fs/bpf rw,nosuid,nodev,noexec,relatime shared:10 - bpf bpf rw,mode=700
36 26 0:31 / /proc/sys/fs/binfmt_misc rw,relatime shared:13 - autofs systemd-1 rw,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=2589
37 25 0:32 / /dev/hugepages rw,nosuid,nodev,relatime shared:14 - hugetlbfs hugetlbfs rw,pagesize=2M
38 25 0:20 / /dev/mqueue rw,nosuid,nodev,noexec,relatime shared:15 - mqueue mqueue rw
39 27 0:7 / /sys/kernel/debug rw,nosuid,nodev,noexec,relatime shared:16 - debugfs debugfs rw
40 27 0:12 / /sys/kernel/tracing rw,nosuid,nodev,noexec,relatime shared:17 - tracefs tracefs rw
41 27 0:33 / /sys/fs/fuse/connections rw,nosuid,nodev,noexec,relatime shared:18 - fusectl fusectl rw
42 27 0:21 / /sys/kernel/config rw,nosuid,nodev,noexec,relatime shared:19 - configfs configfs rw
45 24 259:0 / /boot rw,relatime shared:42 - ext4 /dev/sda16 rw,discard
47 45 8:15 / /boot/efi rw,relatime shared:44 - vfat /dev/sda15 rw,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro
49 36 0:35 / /proc/sys/fs/binfmt_misc rw,nosuid,nodev,noexec,relatime shared:46 - binfmt_misc binfmt_misc rw
54 24 8:17 / /mnt rw,relatime shared:145 - ext4 /dev/sdb1 rw
60 31 0:46 / /run/user/1001 rw,nosuid,nodev,relatime shared:250 - tmpfs tmpfs rw,size=1637380k,nr_inodes=409345,mode=700,uid=1001,gid=118,inode64
92 24 7:0 / /home/runner/work/coreutils/coreutils/gnu/gt-over-mount-device.sh.oeI2/mnt rw,relatime shared:315 - ext2 /dev/loop0 rw
213 92 7:1 / /home/runner/work/coreutils/coreutils/gnu/gt-over-mount-device.sh.oeI2/mnt rw,relatime shared:334 - ext2 /dev/loop1 rw
FAIL tests/df/over-mount-device.sh (exit status: 1)