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

在 2021/7/31 11:14, Yu Changchun 写道:

From: Andrey Ignatov

stable inclusion from linux-4.19.193 commit 737f5f3a633518feae7b2793f4666c67e39bcc5a category: bugfix issue: #I42H19 CVE: NA

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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 Signed-off-by: Alexei Starovoitov Signed-off-by: Ovidiu Panait Signed-off-by: Greg Kroah-Hartman Signed-off-by: Yang Yingliang Signed-off-by: Yu Changchun --- tools/testing/selftests/bpf/test_verifier.c | 48 ++++++++++++++++----- 1 file changed, 38 insertions(+), 10 deletions(-)

Looks good to me