Problema iniciado em janelas, o nome da unidade imprimiu caracteres sem sentido e esquisitos, e alguns arquivos e pastas foram criados automaticamente com o mesmo texto sem sentido. A formatação através das janelas e a tentativa de tipos diferentes de guias de fixação não ajudaram, principalmente porque ela era protegida contra gravação.
Inicializou o Ubuntu para tentar corrigir esse problema, a formatação normal levaria à mensagem de erro
Error wiping device: Command-line 'wipefs -a "/dev/sdb1"' exited with non-zero exit status 1: wipefs: error: /dev/sdb1: probing initialization failed: Read-only file system
(udisks-error-quark, 0)
Tentei usar o gparted, mas desmontar a unidade causa esse erro
Unable to open /dev/sdb read-write (Read-only file system). /dev/sdb has been opened read-only.
Unable to open /dev/sdb read-write (Read-only file system). /dev/sdb has been opened read-only.
Unable to open /dev/sdb read-write (Read-only file system). /dev/sdb has been opened read-only.
(gpartedbin:6382): glibmm-CRITICAL **:
unhandled exception (type Glib::Error) in signal handler:
domain: g_convert_error
code : 1
what : Invalid byte sequence in conversion input
Tentou alterar os privilégios de leitura / gravação, mas não funcionou
sudo hdparm -r0 /dev/sdb
/dev/sdb:
setting readonly to 0 (off)
readonly = 0 (off)
gparted a mesma saída e
sudo mkfs -t vfat /dev/sdb1
mkfs.fat 3.0.27 (2014-11-12)
mkfs.vfat: unable to open /dev/sdb1: Read-only file system
sudo mkfs -t vfat /dev/sdb
mkfs.fat 3.0.27 (2014-11-12)
mkfs.vfat: unable to open /dev/sdb: Read-only file system
e o chmod também não funciona
find /dev/sdb -type d -execdir chmod 777 -Rv {} +
find /dev/sdb1 -type d -execdir chmod 777 -Rv {} +
fdisk -l output
Partition 2 does not start on physical sector boundary.
Partition table entries are not in disk order.
Disk /dev/sdb: 7.4 GiB, 7985954816 bytes, 15597568 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x462b2602
Device Boot Start End Sectors Size Id Type
/dev/sdb1 1392 15597567 15596176 7.4G b W95 FAT32