Re: filesystem labels?
- In reply to: Polytropon : "Re: filesystem labels?"
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Date: Fri, 14 Apr 2023 15:46:22 UTC
Polytropon <freebsd@edvax.de> writes: > > NB: Dealing with gpart partition creation and destruction > sometimes requires you to set > > # sysctl kern.geom.debugflags=16 > > in order to override some security mechanisms which could > interfere with what you're intending. But don't ask me where > this has been properly documented... ;-) That is somewhat documented in the geom(4) manpage. That is covered as: 0x10 (allow foot shooting) Allow writing to Rank 1 providers. This would, for example, allow the super-user to overwrite the MBR on the root disk or write random sectors elsewhere to a mounted disk. The implications are obvious. There are settings for bits 0x01 - 0x80. -- Carl Johnson carlj@peak.org