Re: [PATCH 00/11] KASan for arm

2018-02-22 Thread Liuwenliang (Abbott Liu)
On 2018/2/14 2:41 AM, Florian Fainelli [f.faine...@gmail.com] wrote: >Hi Abbott, > >Are you planning on picking up these patches and sending a second >version? I would be more than happy to provide test results once you >have something, this is very useful, thank you! >-- >Florian I'm sorry to r

Re: [PATCH 00/11] KASan for arm

2018-02-13 Thread Florian Fainelli
Hi Abbott, On 10/11/2017 01:22 AM, Abbott Liu wrote: > Hi,all: >These patches add arch specific code for kernel address sanitizer > (see Documentation/kasan.txt). > >1/8 of kernel addresses reserved for shadow memory. There was no > big enough hole for this, so virtual addresses for sh

Re: [PATCH 00/11] KASan for arm

2017-10-17 Thread Liuwenliang (Lamb)
On 10/17/2017 7:40 PM, Abbott Liu wrote: >On Wed, Oct 11, 2017 at 03:10:56PM -0700, Laura Abbott wrote: >The decompressor does not link with the standard C library, so it >needs to provide implementations of standard C library functionality >where required. That means, if we have any memset() user

答复: [PATCH 00/11] KASan for arm

2017-10-16 Thread Liuwenliang (Lamb)
On 10/16/2017 07:57 PM, Abbott Liu wrote: >Nice! > >When I build-tested KASAN on x86 and arm64, I ran into a lot of build-time >regressions (mostly warnings but also some errors), so I'd like to give it >a spin in my randconfig tree before this gets merged. Can you point me >to a git URL that I can

Re: [PATCH 00/11] KASan for arm

2017-10-12 Thread Arnd Bergmann
On Wed, Oct 11, 2017 at 10:22 AM, Abbott Liu wrote: > Hi,all: >These patches add arch specific code for kernel address sanitizer > (see Documentation/kasan.txt). Nice! When I build-tested KASAN on x86 and arm64, I ran into a lot of build-time regressions (mostly warnings but also some errors

Re: [PATCH 00/11] KASan for arm

2017-10-11 Thread Liuwenliang (Lamb)
On 10/12/2017 12:10 AM, Abbott Liu wrote: >On 10/11/2017 12:50 PM, Florian Fainelli wrote: >> On 10/11/2017 12:13 PM, Florian Fainelli wrote: >>> Hi Abbott, >>> >>> On 10/11/2017 01:22 AM, Abbott Liu wrote: Hi,all: These patches add arch specific code for kernel address sanitizer

Re: [PATCH 00/11] KASan for arm

2017-10-11 Thread Russell King - ARM Linux
On Wed, Oct 11, 2017 at 03:10:56PM -0700, Laura Abbott wrote: > On 10/11/2017 02:36 PM, Florian Fainelli wrote: > >> CC arch/arm/boot/compressed/string.o > >> arch/arm/boot/compressed/decompress.c:51:0: warning: "memmove" redefined > >> #define memmove memmove > >> > >> In file included fro

Re: [PATCH 00/11] KASan for arm

2017-10-11 Thread Laura Abbott
On 10/11/2017 02:36 PM, Florian Fainelli wrote: > On 10/11/2017 12:50 PM, Florian Fainelli wrote: >> On 10/11/2017 12:13 PM, Florian Fainelli wrote: >>> Hi Abbott, >>> >>> On 10/11/2017 01:22 AM, Abbott Liu wrote: Hi,all: These patches add arch specific code for kernel address sanitize

Re: [PATCH 00/11] KASan for arm

2017-10-11 Thread Florian Fainelli
On 10/11/2017 12:13 PM, Florian Fainelli wrote: > Hi Abbott, > > On 10/11/2017 01:22 AM, Abbott Liu wrote: >> Hi,all: >>These patches add arch specific code for kernel address sanitizer >> (see Documentation/kasan.txt). >> >>1/8 of kernel addresses reserved for shadow memory. There was n

Re: [PATCH 00/11] KASan for arm

2017-10-11 Thread Florian Fainelli
Hi Abbott, On 10/11/2017 01:22 AM, Abbott Liu wrote: > Hi,all: >These patches add arch specific code for kernel address sanitizer > (see Documentation/kasan.txt). > >1/8 of kernel addresses reserved for shadow memory. There was no > big enough hole for this, so virtual addresses for sh

[PATCH 00/11] KASan for arm

2017-10-11 Thread Abbott Liu
Hi,all: These patches add arch specific code for kernel address sanitizer (see Documentation/kasan.txt). 1/8 of kernel addresses reserved for shadow memory. There was no big enough hole for this, so virtual addresses for shadow were stolen from user space. At early boot stage the