Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-28 Thread Arnd Bergmann
On Wed, Feb 28, 2018 at 3:20 AM, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:45:25PM -0600, Josh Poimboeuf wrote: >> On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: >> > On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: >> > > crypto/asymmetric_keys/x509_cert_pa

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-27 Thread Josh Poimboeuf
On Wed, Feb 14, 2018 at 04:45:25PM -0600, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: > > On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > > > crypto/asymmetric_keys/x509_cert_parser.o: warning: objtool: > > > x509_note_pkey_algo()+0xa4: s

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-16 Thread Arnd Bergmann
On Fri, Feb 16, 2018 at 4:41 AM, Kees Cook wrote: > On Thu, Feb 15, 2018 at 10:06 AM, Kees Cook wrote: >> On Thu, Feb 15, 2018 at 7:59 AM, Arnd Bergmann wrote: >>> On Thu, Feb 15, 2018 at 4:25 PM, Josh Poimboeuf wrote: On Thu, Feb 15, 2018 at 04:01:57PM +0100, Arnd Bergmann wrote: > On

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Kees Cook
On Thu, Feb 15, 2018 at 10:06 AM, Kees Cook wrote: > On Thu, Feb 15, 2018 at 7:59 AM, Arnd Bergmann wrote: >> On Thu, Feb 15, 2018 at 4:25 PM, Josh Poimboeuf wrote: >>> On Thu, Feb 15, 2018 at 04:01:57PM +0100, Arnd Bergmann wrote: On Wed, Feb 14, 2018 at 11:45 PM, Josh Poimboeuf wro

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Kees Cook
On Thu, Feb 15, 2018 at 7:59 AM, Arnd Bergmann wrote: > On Thu, Feb 15, 2018 at 4:25 PM, Josh Poimboeuf wrote: >> On Thu, Feb 15, 2018 at 04:01:57PM +0100, Arnd Bergmann wrote: >>> On Wed, Feb 14, 2018 at 11:45 PM, Josh Poimboeuf >>> wrote: >>> > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh P

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Arnd Bergmann
On Thu, Feb 15, 2018 at 4:25 PM, Josh Poimboeuf wrote: > On Thu, Feb 15, 2018 at 04:01:57PM +0100, Arnd Bergmann wrote: >> On Wed, Feb 14, 2018 at 11:45 PM, Josh Poimboeuf wrote: >> > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: >> >> On Wed, Feb 14, 2018 at 04:11:15PM +0100, A

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Josh Poimboeuf
On Thu, Feb 15, 2018 at 04:01:57PM +0100, Arnd Bergmann wrote: > On Wed, Feb 14, 2018 at 11:45 PM, Josh Poimboeuf wrote: > > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: > >> On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > >> > Hi Josh, > >> > > >> > I recently

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Arnd Bergmann
On Wed, Feb 14, 2018 at 11:45 PM, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: >> On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: >> > Hi Josh, >> > >> > I recently did some randconfig testing with a plain 4.14-stable kernel >> > and gcc-7.

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Greg KH
+Kees On Wed, Feb 14, 2018 at 04:45:25PM -0600, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: > > On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > > > Hi Josh, > > > > > > I recently did some randconfig testing with a plain 4.14-stable ker

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-15 Thread Greg KH
On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > > Hi Josh, > > > > I recently did some randconfig testing with a plain 4.14-stable kernel > > and gcc-7.3.0, and came across three distinct objtool warnings: > > > >

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-14 Thread Josh Poimboeuf
On Wed, Feb 14, 2018 at 04:24:12PM -0600, Josh Poimboeuf wrote: > On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > > Hi Josh, > > > > I recently did some randconfig testing with a plain 4.14-stable kernel > > and gcc-7.3.0, and came across three distinct objtool warnings: > > > >

Re: objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-14 Thread Josh Poimboeuf
On Wed, Feb 14, 2018 at 04:11:15PM +0100, Arnd Bergmann wrote: > Hi Josh, > > I recently did some randconfig testing with a plain 4.14-stable kernel > and gcc-7.3.0, and came across three distinct objtool warnings: > > drivers/misc/lkdtm_bugs.o: warning: objtool: > lkdtm_CORRUPT_LIST_ADD()+0x15:

objtool warnings on 4.14-stable/gcc-7.3.0

2018-02-14 Thread Arnd Bergmann
Hi Josh, I recently did some randconfig testing with a plain 4.14-stable kernel and gcc-7.3.0, and came across three distinct objtool warnings: drivers/misc/lkdtm_bugs.o: warning: objtool: lkdtm_CORRUPT_LIST_ADD()+0x15: return with modified stack frame crypto/asymmetric_keys/x509_cert_parser.o: