ubuntu U盤 變成唯讀 解決辦法

2021-09-24 23:04:29 字數 2801 閱讀 5366

首先執行命令:

tail -f /var/log/syslog
然後插入有問題的u盤,tail會列印一些log:

jan 23 09:40:55 zkw-3330 kernel: [1451066.881318] usb 3-1: new high-speed usb device number 61 using xhci_hcd

jan 23 09:40:55 zkw-3330 kernel: [1451066.898140] usb 3-1: new usb device found, idvendor=0781, idproduct=5567

jan 23 09:40:55 zkw-3330 kernel: [1451066.898150] usb 3-1: new usb device strings: mfr=1, product=2, serialnumber=3

jan 23 09:40:55 zkw-3330 kernel: [1451066.898156] usb 3-1: product: cruzer blade

jan 23 09:40:55 zkw-3330 kernel: [1451066.898161] usb 3-1: manufacturer: sandisk

jan 23 09:40:55 zkw-3330 kernel: [1451066.898165] usb 3-1: serialnumber: 20060774101e0202eedf

jan 23 09:40:55 zkw-3330 kernel: [1451066.898676] usb-storage 3-1:1.0: usb mass storage device detected

jan 23 09:40:55 zkw-3330 kernel: [1451066.900344] scsi32 : usb-storage 3-1:1.0

jan 23 09:40:55 zkw-3330 mtp-probe: checking bus 3, device 61: "/sys/devices/pci0000:00/0000:00:14.0/usb3/3-1"

jan 23 09:40:55 zkw-3330 mtp-probe: bus: 3, device: 61 was not an mtp device

jan 23 09:40:56 zkw-3330 kernel: [1451067.898169] scsi 32:0:0:0: direct-access sandisk cruzer blade 1.26 pq: 0 ansi: 5

jan 23 09:40:56 zkw-3330 kernel: [1451067.898785] sd 32:0:0:0: attached scsi generic sg1 type 0

jan 23 09:40:56 zkw-3330 kernel: [1451067.899778] sd 32:0:0:0: [sdb] 15633408 512-byte logical blocks: (8.00 gb/7.45 gib)

jan 23 09:40:56 zkw-3330 kernel: [1451067.902348] sd 32:0:0:0: [sdb] write protect is off

jan 23 09:40:56 zkw-3330 kernel: [1451067.902352] sd 32:0:0:0: [sdb] mode sense: 43 00 00 00

jan 23 09:40:56 zkw-3330 kernel: [1451067.902656] sd 32:0:0:0: [sdb] write cache: disabled, read cache: enabled, doesn't support dpo or fua

jan 23 09:40:56 zkw-3330 kernel: [1451067.910687] sdb: sdb4

jan 23 09:40:56 zkw-3330 kernel: [1451067.912366] sd 32:0:0:0: [sdb] attached scsi removable disk

jan 23 09:40:56 zkw-3330 kernel: [1451068.146809] fat-fs (sdb4): volume was not properly unmounted. some data may be corrupt. please run fsck.

jan 23 09:40:56 zkw-3330 udisksd[1790]: mounted /dev/sdb4 at /media/zkw/zhou_ke_wen on behalf of uid 1000

jan 23 09:40:56 zkw-3330 kernel: [1451068.395756] fat-fs (sdb4): error, fat_get_cluster: invalid cluster chain (i_pos 0)

jan 23 09:40:56 zkw-3330 kernel: [1451068.395761] fat-fs (sdb4): filesystem has been set read-only

jan 23 09:40:56 zkw-3330 wpa_supplicant[1277]: nl80211: send_and_recv->nl_recvmsgs failed: -33

has been set read-only 說明u盤變成唯讀的了,使用dosfsck修復一下

umount /media/(u盤被掛在後的名字)

//我只執行了第一行命令就解決了

sudo dosfsck -v -a /dev/sdb4

**:

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