Messages in this thread | | | From | Alexander Potapenko <> | Date | Tue, 30 Nov 2021 22:38:33 +0100 | Subject | Re: [PATCH] x86/fpu/signal: initialize sw_bytes in save_xstate_epilog() |
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On Tue, Nov 30, 2021 at 10:09 PM Dave Hansen <dave.hansen@intel.com> wrote: > > On 11/26/21 4:47 AM, Alexander Potapenko wrote: > > save_sw_bytes() did not fully initialize sw_bytes, which caused KMSAN > > to report an infoleak (see below). > > Initialize sw_bytes explicitly to avoid this. > ... > > Reported-by: Alexander Potapenko <glider@google.com> > > Signed-off-by: Marco Elver <elver@google.com> > > Signed-off-by: Alexander Potapenko <glider@google.com> > > Tested-by: Alexander Potapenko <glider@google.com> > > Fixes: 53599b4d54b9b8dd ("x86/fpu/signal: Prepare for variable sigframe length") > > Link: https://lore.kernel.org/all/CAG_fn=V9T6OKPonSjsi9PmWB0hMHFC=yawozdft8i1-MSxrv=w@mail.gmail.com/ > > Hi Alexander, > > Marco's SoB entry is before yours. Was this authored by you or Marco? > If it was Marco, it's customary to add a: > > From: Marco Elver <elver@google.com> > > at the top of the changelog to make sure git gets the author right. I'm > happy to fix it up this time, I just need to know who wrote it.
Hi Dave,
Yes, it was authored by Marco. Thanks in advance for fixing this, I'll keep that in mind next time :)
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