Date: Wed, 19 Oct 2016 10:18:28 +0300 From: Boris Samorodov <bsam@passap.ru> To: freebsd-questions@freebsd.org Subject: Re: Can not mount USB device Message-ID: <ebe1cdc5-4449-69e9-16e4-38b4d846fa41@passap.ru> In-Reply-To: <7da0b7b1-79f2-6f74-8149-d2b768a98280@passap.ru> References: <alpine.BSF.2.20.1610161606090.78426@fledge.watson.org> <5c038e43-820d-4cf8-69d7-c9e7cfde2c39@passap.ru> <alpine.BSF.2.20.1610181128390.74981@fledge.watson.org> <7da0b7b1-79f2-6f74-8149-d2b768a98280@passap.ru>
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19.10.2016 10:10, Boris Samorodov пишет: > 18.10.2016 18:53, doug пишет: >> On Tue, 18 Oct 2016, Boris Samorodov wrote: >> >>> 17.10.2016 23:25, doug ?????: >>>> The system is FreeBSD 10.3-RELEASE-p7 #0. All commands are execured as >>>> root. >>>> >>>> file -s /dev/da0s1 >>>> /dev/da0s1: DOS/MBR boot sector, code offset 0x58+2, OEM-ID "MSDOS5.0", >>>> sectors/cluster 8, reserved sectors 38, Media descriptor 0xf8, >>>> sectors/track 63, heads 16, hidden sectors 8192, sectors 831488 (volumes >>>>> 32 MB) , FAT (32 bit), sectors/FAT 813, serial number 0x482393a9, >>>> unlabeled >>>> >>>> I ended up with the following attempts >>>> >>>> mount -t msdosfs -o -m=644 /dev/da0s1 /mnt/ >>>> 5mount_msdosfs: /dev/da0s1: Permission denied >>>> >>>> dmesg: >>>> (da0:umass-sim0:0:0:0): Error 13, Unretryable error >>>> g_vfs_done():da0s1[WRITE(offset=19456, length=4096)]error = 13 >>>> (da0:umass-sim0:0:0:0): WRITE(10). CDB: 2a 00 00 00 20 26 00 00 08 00 >>>> (da0:umass-sim0:0:0:0): CAM status: SCSI Status Error >>>> (da0:umass-sim0:0:0:0): SCSI status: Check Condition >>>> (da0:umass-sim0:0:0:0): SCSI sense: DATA PROTECT asc:27,0 (Write >>>> protected) >>> >>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >>> >>>> mount -t msdosfs -o -m=644,-M=644 /dev/da0s1 /mnt/ >>>> mount_msdosfs: /dev/da0s1: Permission denied >>>> >>>> dmesg: >>>> (da0:umass-sim0:0:0:0): Error 13, Unretryable error >>>> g_vfs_done():da0s1[WRITE(offset=19456, length=4096)]error = 13 >>>> >>>> All other variations got the same error (Permission denied) >>>> >>>> The USB stick is readable in windows 10. I thought it was a data disk it >>> ^^^^^^^^^^^ >>>> turns out to have 2 install program files one for windows and one for >>>> mac. >>> >>> Do you try to mount read/write while it's only readable (write >>> protected)? >>> >> Good suggestion. So I tried: >> >> ------plug in device------- >> Oct 18 11:44:27 hermes kernel: ugen1.2: <Generic> at usbus1 >> Oct 18 11:44:27 hermes kernel: umass0: <Generic Mass Storage, class 0/0, >> rev 2.00/1.06, addr 2> on usbus1 >> Oct 18 11:44:27 hermes kernel: umass0: SCSI over Bulk-Only; quirks = >> 0x4101 >> Oct 18 11:44:27 hermes kernel: umass0:2:0:-1: Attached to scbus2 >> Oct 18 11:44:27 hermes kernel: da0 at umass-sim0 bus 0 scbus2 target 0 >> lun 0 >> Oct 18 11:44:27 hermes kernel: da0: <Generic Flash Disk 8.07> Removable >> Direct Access SPC-2 SCSI device >> Oct 18 11:44:27 hermes kernel: da0: Serial Number 2942AC6E >> Oct 18 11:44:27 hermes kernel: da0: 40.000MB/s transfers >> Oct 18 11:44:27 hermes kernel: da0: 425MB (870400 512 byte sectors) >> Oct 18 11:44:27 hermes kernel: da0: quirks=0x2<NO_6_BYTE> >> -----------mount -t msdosfs -o -m=444,-M=444 /dev/da0s1 /mnt/ ---------- > > I'd try to mount it at read-only mode (-o -m=444,-M=444,ro). Ah, I see that you've already succeeded with this command. Great. (The thread was splitted, and I did not notice it before answering.) >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): WRITE(10). CDB: >> 2a 00 00 00 20 26 00 00 08 00 >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): CAM status: SCSI >> Status Error >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): SCSI status: >> Check Condition >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): SCSI sense: DATA >> PROTECT asc:27,0 (Write protected) >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): Error 13, >> Unretryable error >> Oct 18 11:45:08 hermes kernel: g_vfs_done():da0s1[WRITE(offset=19456, >> length=4096)]error = 13 >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): WRITE(10). CDB: >> 2a 00 00 00 20 26 00 00 08 00 >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): CAM status: SCSI >> Status Error >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): SCSI status: >> Check Condition >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): SCSI sense: DATA >> PROTECT asc:27,0 (Write protected) >> Oct 18 11:45:08 hermes kernel: (da0:umass-sim0:0:0:0): Error 13, >> Unretryable error >> Oct 18 11:45:08 hermes kernel: g_vfs_done():da0s1[WRITE(offset=19456, >> length=4096)]error = 13 >> -------------end of log--------- >> >> So either there is another way to address a read-only usb or this is a >> new wrinkle, I guess. All of this was done as root by necessity as I >> have never bothered with all the steps to allow user mounts as this is >> my laptop. > -- WBR, Boris Samorodov (bsam) FreeBSD Committer, http://www.FreeBSD.org The Power To Serve
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