[lkml]   [2019]   [Nov]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: AVX register corruption from signal delivery
On 11/26/19 3:20 PM, Sebastian Andrzej Siewior wrote:
> On 2019-11-26 14:49:55 [-0500], Barret Rhoden wrote:
>> Hi -
> Hi,
>> The bug requires the kernel to be built with GCC 9 to trigger. In
>> particular, arch/x86/kernel/fpu/signal.c needs to be built with GCC 9.
> I've been pinged already, I will look into this. Please send me a
> .config just to be sure. From browsing over the bug CONFIG_PREEMPTION
> was required.

Thanks; config attached. I've been able to recreate it in QEMU with at
least 2 cores.


[unhandled content-type:application/gzip]
 \ /
  Last update: 2019-11-26 22:24    [W:0.059 / U:0.816 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site