Re: kern/51346: rump's module autoload incompatable with paxctl m&a

[christos%zoulas.com@localhost (Christos Zoulas)]

The following reply was made to PR kern/51346; it has been noted by GNATS.

From: christos%zoulas.com@localhost (Christos Zoulas)
To: Paul Goyette <paul%whooppee.com@localhost>, gnats-bugs%NetBSD.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, 
	netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/51346: rump's module autoload incompatable with paxctl m&a
Date: Wed, 28 Sep 2016 08:57:57 -0400

 On Sep 28,  7:19pm, paul%whooppee.com@localhost (Paul Goyette) wrote:
 -- Subject: Re: kern/51346: rump's module autoload incompatable with paxctl m
 
 | On Wed, 28 Sep 2016, David Holland wrote:
 | 
 | >  > Forward to audit trail:
 | >  >
 | >  > : needs mprotect disable since it loads kernel code and relocates it.
 | >  >
 | >  > : don't disable PIE
 | >
 | > so it still needs +a in PAXCTL_FLAGS?
 | 
 | As of right now, yes it still needs +a
 | 
 | Without +a, it fails for me on 12 out of 20 test runs (60% fail rate).
 | 
 | With +a, it succeeds 20 out of 20 (100% success rate).
 
 With +a it would either succeed 100% of 0% since it is deterministic.
 
 christos