Can no longer run certain programs

José Queiroz zekkerj at
Mon Jun 26 12:49:51 UTC 2017

We're not talking about an ordinary user, as he used "kdesu". He's probably
the main user of the system, that normally is the system's administrator.

2017-06-26 2:49 GMT-03:00 Nils Kassube <kassube at>:

> José Queiroz wrote:
> > Who accidentally does "echo hello > /dev/sda" ???
> Of course you wouldn't do exactly that, but a typo with another command
> which has the same effect might happen. That's why an ordinary user
> shouldn't be in the "disk" group. And as another effect, someone in the
> group "disk" could circumvent all file system permissions. If you really
> need raw access to a disk, you should run the command as root.
> Nils
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