Messages in this thread | | | From | Xu Kuohai <> | Subject | [PATCH bpf-next v2 0/2] bpf: Fix a umin > umax reg bound error | Date | Tue, 14 Mar 2023 16:34:22 -0400 |
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From: Xu Kuohai <xukuohai@huawei.com>
This patchset fixes a umin > umax reg bound error and adds cases for it.
v2: 1. add bound check to avoid min > max 2. update 32-bit reg min/max when 64-bit reg value is a constant 3. add Fixes tag
v1: https://lore.kernel.org/bpf/20230307220449.2933650-1-xukuohai@huaweicloud.com/
Xu Kuohai (2): bpf: Fix a umin > umax reg bound error selftests/bpf: check bounds not in the 32-bit range
kernel/bpf/verifier.c | 143 ++++++++++++------ tools/testing/selftests/bpf/verifier/bounds.c | 121 +++++++++++++++ 2 files changed, 214 insertions(+), 50 deletions(-)
-- 2.30.2
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