[Kernel] Re: [PATCH OpenHarmony-4.19 03/17] selftests/bpf: Test narrow loads with off > 0 in test_verifier

From: Andrey Ignatov <rdna(a)fb.com> stable inclusion from linux-4.19.193 commit 737f5f3a633518feae7b2793f4666c67e39bcc5a category: bugfix issue: #I42H19 CVE: NA -------------------------------- commit 6c2afb674dbda9b736b8f09c976516e1e788860a upstream Test the following narrow loads in test_verifier for context __sk_buff: * off=1, size=1 - ok; * off=2, size=1 - ok; * off=3, size=1 - ok; * off=0, size=2 - ok; * off=1, size=2 - fail; * off=0, size=2 - ok; * off=3, size=2 - fail. Signed-off-by: Andrey Ignatov <rdna(a)fb.com> Signed-off-by: Alexei Starovoitov <ast(a)kernel.org> Signed-off-by: Ovidiu Panait <ovidiu.panait(a)windriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> Signed-off-by: Yu Changchun <yuchangchun1(a)huawei.com> --- tools/testing/selftests/bpf/test_verifier.c | 48 ++++++++++++++++----- 1 file changed, 38 insertions(+), 10 deletions(-)