Re: Backporting KAsan patches to 4.9 branch

2014-10-14 Thread Jakub Jelinek
On Tue, Oct 14, 2014 at 03:19:10PM +0400, Dmitry Vyukov wrote: > > One problem is that for BUILT_IN_ASAN_REPORT_{LOAD,STORE}_N patch I need > > libsanitizer APIs (__asan_loadN, __asan_storeN) which were introduced in a > > giant libsanitizer merge in 5.0. In current patchset I backport the whole >

Re: Backporting KAsan patches to 4.9 branch

2014-10-14 Thread Yury Gribov
On 10/14/2014 03:19 PM, Dmitry Vyukov wrote: On Tue, Oct 14, 2014 at 3:07 PM, Yury Gribov wrote: On 09/18/2014 01:57 PM, Jakub Jelinek wrote: On Thu, Sep 18, 2014 at 01:46:21PM +0400, Yury Gribov wrote: Kernel Asan patches are currently being discussed in LKML. One of the points>> raised duri

Re: Backporting KAsan patches to 4.9 branch

2014-10-14 Thread Dmitry Vyukov
On Tue, Oct 14, 2014 at 3:07 PM, Yury Gribov wrote: > On 09/18/2014 01:57 PM, Jakub Jelinek wrote: >> On Thu, Sep 18, 2014 at 01:46:21PM +0400, Yury Gribov wrote: >>> Kernel Asan patches are currently being discussed in LKML. One of the >>> points>> raised during review was that KAsan requires GCC

Re: Backporting KAsan patches to 4.9 branch

2014-10-14 Thread Jakub Jelinek
On Tue, Oct 14, 2014 at 03:07:42PM +0400, Yury Gribov wrote: > Finally got time to look into this. I've successfully backported 22 patches > to 4.9: > * bugfixes (12 patches) > * install Asan headers (1 patch) > * libsanitizer merge (1 patch) - this is questionable, see below for > discussion > * B

Re: Backporting KAsan patches to 4.9 branch

2014-10-14 Thread Yury Gribov
On 09/18/2014 01:57 PM, Jakub Jelinek wrote: > On Thu, Sep 18, 2014 at 01:46:21PM +0400, Yury Gribov wrote: >> Kernel Asan patches are currently being discussed in LKML. One of the points>> raised during review was that KAsan requires GCC 5.0 which is presumably >> unstable (e.g. compilation of

Re: Backporting KAsan patches to 4.9 branch

2014-09-18 Thread Yury Gribov
On 09/18/2014 01:57 PM, Jakub Jelinek wrote: On Thu, Sep 18, 2014 at 01:46:21PM +0400, Yury Gribov wrote: Kernel Asan patches are currently being discussed in LKML. One of the points raised during review was that KAsan requires GCC 5.0 which is presumably unstable (e.g. compilation of kernel mod

Re: Backporting KAsan patches to 4.9 branch

2014-09-18 Thread Jakub Jelinek
On Thu, Sep 18, 2014 at 01:46:21PM +0400, Yury Gribov wrote: > Kernel Asan patches are currently being discussed in LKML. One of the points > raised during review was that KAsan requires GCC 5.0 which is presumably > unstable (e.g. compilation of kernel modules has been broken for two months > due

Backporting KAsan patches to 4.9 branch

2014-09-18 Thread Yury Gribov
Hi all, Kernel Asan patches are currently being discussed in LKML. One of the points raised during review was that KAsan requires GCC 5.0 which is presumably unstable (e.g. compilation of kernel modules has been broken for two months due to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61848).