On Tue, Oct 10, 2017 at 9:37 PM, Tyler Hicks wrote:
> On 10/10/2017 10:32 PM, Simon Brewer wrote:
>> Hint start looking at this thread. https://lkml.org/lkml/2017/7/18/874
>>
>> Summary: strscpy and KASAN are currently incompatible. strscpy does a
>> 64 bit speculative fetch on a char pointer (fo
On 10/10/2017 10:32 PM, Simon Brewer wrote:
> Hint start looking at this thread. https://lkml.org/lkml/2017/7/18/874
>
> Summary: strscpy and KASAN are currently incompatible. strscpy does a
> 64 bit speculative fetch on a char pointer (for efficiency reasons).
> KASAN spots this and flags an er
On 11 October 2017 at 12:46, Jakub Kicinski wrote:
> On Tue, 10 Oct 2017 21:44:01 -0400, Tyler Hicks wrote:
>> On 10/10/2017 09:28 PM, Jakub Kicinski wrote:
>> > I'm hitting this on sysctl -a with net-next (4.14-rc4).
>>
>> Hey Jakub - thanks for the bug report!
>>
>> >
>> > I saw that seccomp_act
On Tue, 10 Oct 2017 21:44:01 -0400, Tyler Hicks wrote:
> On 10/10/2017 09:28 PM, Jakub Kicinski wrote:
> > I'm hitting this on sysctl -a with net-next (4.14-rc4).
>
> Hey Jakub - thanks for the bug report!
>
> >
> > I saw that seccomp_actions_logged_handler was introduced
> > not-so-long-ago b
rst I've heard of it. I'll have a look.
Tyler
>
> [ 753.503760] BUG: KASAN: global-out-of-bounds in strscpy+0x807/0x970
> [ 753.510892] Read of size 8 at addr a96b97c8 by task sysctl/1787
> [ 753.518416]
> [ 753.520198] CPU: 1 PID: 1787 Comm: sysctl Not taint
I'm hitting this on sysctl -a with net-next (4.14-rc4).
I saw that seccomp_actions_logged_handler was introduced
not-so-long-ago by Tyler, is there a fix for this?
[ 753.503760] BUG: KASAN: global-out-of-bounds in strscpy+0x807/0x970
[ 753.510892] Read of size 8 at addr a96b97
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