On Fri, Feb 09, 2018 at 06:11:59AM +0000, Horia Geantă wrote: > On 2/8/2018 6:56 PM, Greg Kroah-Hartman wrote: > > On Thu, Feb 08, 2018 at 09:28:31AM +0200, Horia Geantă wrote: > >> From: Robert Baronescu <robert.baronescu@xxxxxxx> > >> > >> commit 5c6ac1d4f8fbdbed65dbeb8cf149d736409d16a1 upstream. > >> > >> In case buffer length is a multiple of PAGE_SIZE, > >> the S/G table is incorrectly generated. > >> Fix this by handling buflen = k * PAGE_SIZE separately. > >> > >> Signed-off-by: Robert Baronescu <robert.baronescu@xxxxxxx> > >> Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > >> Signed-off-by: Horia Geantă <horia.geanta@xxxxxxx> > >> --- > >> crypto/tcrypt.c | 6 ++++-- > >> 1 file changed, 4 insertions(+), 2 deletions(-) > > > > Why just 4.14.y? I also queued this up for everything else (4.15.y, > > 4.9.y, and 4.4.y). > > > The issue is not observed unless upstream commit > 7aacbfcb331c ("crypto: tcrypt - fix buffer lengths in test_aead_speed()") > is also applied. Shouldn't that patch also be applied to all of the stable trees? thanks, greg k-h