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