On Wed, Nov 04, 2015 at 08:43:59PM -0800, Zi Shen Lim wrote: > 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/2015/11/4/499 > > Signed-off-by: Zi Shen Lim <zlim.lnx@xxxxxxxxx> > Reported-by: Yang Shi <yang.shi@xxxxxxxxxx> > Reported-by: Xi Wang <xi.wang@xxxxxxxxx> > CC: Alexei Starovoitov <ast@xxxxxxxxxxxx> > CC: Catalin Marinas <catalin.marinas@xxxxxxx> > Fixes: e54bcde3d69d ("arm64: eBPF JIT compiler") > Cc: <stable@xxxxxxxxxxxxxxx> # 3.18+ > --- > This patch applies on top of "arm64: bpf: fix fiv-by-zero case" [2]. Both patches applied. Thanks. -- Catalin -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html