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Date:      Wed, 29 Jul 2015 21:51:38 +0200
From:      "Ronald Klop" <ronald-lists@klop.ws>
To:        freebsd-stable@freebsd.org, aeuii@posteo.de
Subject:   Re: mount_msdosfs: msdosfs_iconv: Operation not permitted
Message-ID:  <op.x2jv4cj5kndu52@53555a16.cm-6-6b.dynamic.ziggo.nl>
In-Reply-To: <86mvyen4jz.fsf@posteo.de>
References:  <86mvyen4jz.fsf@posteo.de>

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I think you should make sure the msdosfs_iconv module is already loaded.  
Mount_msdosfs loads this module for you if it has the rights. That is why  
it works if root has done that ones.

Add this to rc.conf and reboot:
kld_list="msdosfs_iconv"

Regards,
Ronald.


On Wed, 29 Jul 2015 21:32:00 +0200, <aeuii@posteo.de> wrote:

> Hello,
>
> it looks like an old issue [1,2,3], but it's bugging me.
>
> Generally, I'm not able to mount msdos file system as a regular user
> with extra charset options (-L) before the superuser.  After the
> superuser mounts (and unmounts) the file system, regular users can do it
> to.  Below is more info about my system and the detailed steps to
> reproduce the issue.
>
> Thanks for suggestions.
> Stefan
>
>
> [1] https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=109024
> [2]  
> https://forums.freebsd.org/threads/mount_msdosfs-msdosfs_iconv-operation-not-permitted.36897/
> [3] https://forums.freebsd.org/threads/mount_msdosfs-bug.2668/
>
>
>
> ** my system
>
> % uname -a
> FreeBSD silver.local 10.1-RELEASE-p10 FreeBSD 10.1-RELEASE-p10 #0: Wed  
> May 13 06:54:13 UTC 2015      
> root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC  amd64
>
>
> % locale
> LANG=en_GB.UTF-8
> LC_CTYPE="en_GB.UTF-8"
> LC_COLLATE="en_GB.UTF-8"
> LC_TIME="en_GB.UTF-8"
> LC_NUMERIC="en_GB.UTF-8"
> LC_MONETARY="en_GB.UTF-8"
> LC_MESSAGES="en_GB.UTF-8"
> LC_ALL=
>
>
> % cat /etc/fstab
> /dev/da1        /home/user/mnt/u0      msdosfs  
> rw,noauto,noexec,-L=en_GB.UTF-8,-m=600,-M=700   0       0
> /dev/da1s1      /home/user/mnt/u1      msdosfs  
> rw,noauto,noexec,-L=en_GB.UTF-8,-m=600,-M=700   0       0
>
>
> % sysctl vfs.usermount
> vfs.usermount: 1
>
>
>
> % cat /etc/rc.conf | grep kiconv
> kiconv_preload="YES"
> kiconv_local_charset="UTF-8"
> kiconv_foreign_charset="UTF-16BE UTF-8"
> kiconv_fstypes="msdosfs"
>
>
> % pkg info|grep kiconv
> kiconvtool-0.97                Tool to preload kernel iconv charset  
> tables
>
>
>
>
> ** initially loaded tables
>
> % kiconvtool -d
> UTF-8 -> UTF-16BE
> UTF-16BE -> UTF-8
>
>
> ** try to mount as a regular user
>
> % mount /home/user/mnt/u1
> mount_msdosfs: msdosfs_iconv: Operation not permitted
>
>
>
> ** mount fs as root
>
> # mount /home/user/mnt/u1
> # umount /home/user/mnt/u1
>
>
> ** tables after root mounted the fs
>
> % kiconvtool -d
> UTF-8 -> UTF-16BE
> UTF-16BE -> UTF-8
> UTF-8 -> _wctype
>
>
> ** now a regular user can mount too
>
> % mount /home/user/mnt/u1
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