Re: KASan for powerpc

2017-10-13 Thread KHUSHAL GUMGAONKAR
SYSTEM,IIT KHARAGPUR On Friday, 13 October 2017 4:45 AM, Balbir Singh wrote: On Tue, Oct 10, 2017 at 11:51 PM, KHUSHAL GUMGAONKAR wrote: >  Hi Aneesh, > > I am facing unknown error in printk  during boot and after that kernel Hangs > on powerpc with KASan changes. > T

Re: [PATCH V2 10/10] powerpc/mm: kasan: Add kasan support for ppc64

2017-10-12 Thread KHUSHAL GUMGAONKAR
Hi Aneesh, I have gone through your KASan patch for ppc64 and ported the same changes on my PPC platform but I am facing deadlock and terminal becomes unresponsive.I saw some false printk recursion which you have mentioned in mail chain. I followed all the points mentioned in your discussion and

KASan for powerpc

2017-10-12 Thread KHUSHAL GUMGAONKAR
 Hi Aneesh, I am facing unknown error in printk  during boot and after that kernel Hangs on powerpc with KASan changes. below is stack BUG: KASan: unknown crash in printk+0x60/0xb0 at addr 40bd4004Read of size 4 by task swapper/0CPU: 0 PID: 0 Comm: swapper Not tainted 4.1.35-rt41-g8ca68bd-dirty