Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-25 Thread Kees Cook
On Tue, May 24, 2016 at 3:48 PM, Andy Lutomirski wrote: > This series hardens x86's uaccess code a bit. It adds warnings for > some screwups, adds an OOPS for a major exploitable screwup, and it > improves debuggability a bit by indicating non-default fs in oopses. > > It

Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-25 Thread Kees Cook
On Tue, May 24, 2016 at 3:48 PM, Andy Lutomirski wrote: > This series hardens x86's uaccess code a bit. It adds warnings for > some screwups, adds an OOPS for a major exploitable screwup, and it > improves debuggability a bit by indicating non-default fs in oopses. > > It shouldn't cause any new

Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-25 Thread Kees Cook
On Tue, May 24, 2016 at 8:55 PM, Brian Gerst wrote: > On Tue, May 24, 2016 at 6:48 PM, Andy Lutomirski wrote: >> This series hardens x86's uaccess code a bit. It adds warnings for >> some screwups, adds an OOPS for a major exploitable screwup, and it >>

Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-25 Thread Kees Cook
On Tue, May 24, 2016 at 8:55 PM, Brian Gerst wrote: > On Tue, May 24, 2016 at 6:48 PM, Andy Lutomirski wrote: >> This series hardens x86's uaccess code a bit. It adds warnings for >> some screwups, adds an OOPS for a major exploitable screwup, and it >> improves debuggability a bit by

Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-24 Thread Brian Gerst
On Tue, May 24, 2016 at 6:48 PM, Andy Lutomirski wrote: > This series hardens x86's uaccess code a bit. It adds warnings for > some screwups, adds an OOPS for a major exploitable screwup, and it > improves debuggability a bit by indicating non-default fs in oopses. > > It

Re: [PATCH 0/7] x86: uaccess hardening, easy part

2016-05-24 Thread Brian Gerst
On Tue, May 24, 2016 at 6:48 PM, Andy Lutomirski wrote: > This series hardens x86's uaccess code a bit. It adds warnings for > some screwups, adds an OOPS for a major exploitable screwup, and it > improves debuggability a bit by indicating non-default fs in oopses. > > It shouldn't cause any new

[PATCH 0/7] x86: uaccess hardening, easy part

2016-05-24 Thread Andy Lutomirski
This series hardens x86's uaccess code a bit. It adds warnings for some screwups, adds an OOPS for a major exploitable screwup, and it improves debuggability a bit by indicating non-default fs in oopses. It shouldn't cause any new OOPSes except in the particularly dangerous case where the kernel

[PATCH 0/7] x86: uaccess hardening, easy part

2016-05-24 Thread Andy Lutomirski
This series hardens x86's uaccess code a bit. It adds warnings for some screwups, adds an OOPS for a major exploitable screwup, and it improves debuggability a bit by indicating non-default fs in oopses. It shouldn't cause any new OOPSes except in the particularly dangerous case where the kernel