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bpf, samples: add test cases for raw stack
This adds test cases mostly around ARG_PTR_TO_RAW_STACK to check the verifier behaviour. [...] #84 raw_stack: no skb_load_bytes OK #85 raw_stack: skb_load_bytes, no init OK #86 raw_stack: skb_load_bytes, init OK #87 raw_stack: skb_load_bytes, spilled regs around bounds OK #88 raw_stack: skb_load_bytes, spilled regs corruption OK #89 raw_stack: skb_load_bytes, spilled regs corruption 2 OK #90 raw_stack: skb_load_bytes, spilled regs + data OK #91 raw_stack: skb_load_bytes, invalid access 1 OK #92 raw_stack: skb_load_bytes, invalid access 2 OK #93 raw_stack: skb_load_bytes, invalid access 3 OK #94 raw_stack: skb_load_bytes, invalid access 4 OK #95 raw_stack: skb_load_bytes, invalid access 5 OK #96 raw_stack: skb_load_bytes, invalid access 6 OK #97 raw_stack: skb_load_bytes, large access OK Summary: 98 PASSED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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Daniel Borkmann
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David S. Miller
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Apr 15, 2016
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