Re: [PATCH 2/4] x86/dumpstack: remove kernel text addresses from stack dump

2016-11-28 Thread Kirill A. Shutemov
On Mon, Nov 28, 2016 at 02:49:58PM -0600, Josh Poimboeuf wrote: > On Fri, Nov 25, 2016 at 03:26:04PM +0300, Kirill A. Shutemov wrote: > > On Tue, Oct 25, 2016 at 09:51:12AM -0500, Josh Poimboeuf wrote: > > > Printing kernel text addresses in stack dumps is of questionable value, > > > especially no

Re: [PATCH 2/4] x86/dumpstack: remove kernel text addresses from stack dump

2016-11-28 Thread Josh Poimboeuf
On Fri, Nov 25, 2016 at 03:26:04PM +0300, Kirill A. Shutemov wrote: > On Tue, Oct 25, 2016 at 09:51:12AM -0500, Josh Poimboeuf wrote: > > Printing kernel text addresses in stack dumps is of questionable value, > > especially now that address randomization is becoming common. > > > > It can be a se

Re: [PATCH 2/4] x86/dumpstack: remove kernel text addresses from stack dump

2016-11-25 Thread Kirill A. Shutemov
On Tue, Oct 25, 2016 at 09:51:12AM -0500, Josh Poimboeuf wrote: > Printing kernel text addresses in stack dumps is of questionable value, > especially now that address randomization is becoming common. > > It can be a security issue because it leaks kernel addresses. It also > affects the usefuln