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Zi Shen Lim authored
commit 14e589ff upstream. Turns out in the case of modulo by zero in a BPF program: A = A % X; (X == 0) the expected behavior is to terminate with return value 0. The bug in JIT is exposed by a new test case [1]. [1] https://lkml.org/lkml/2015/11/4/499Signed-off-by: Zi Shen Lim <zlim.lnx@gmail.com> Reported-by: Yang Shi <yang.shi@linaro.org> Reported-by: Xi Wang <xi.wang@gmail.com> CC: Alexei Starovoitov <ast@plumgrid.com> Fixes: e54bcde3 ("arm64: eBPF JIT compiler") Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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