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selftests/bpf: Add dynptr var_off tests
authorKumar Kartikeya Dwivedi <memxor@gmail.com>
Sat, 21 Jan 2023 00:22:39 +0000 (05:52 +0530)
committerAlexei Starovoitov <ast@kernel.org>
Sat, 21 Jan 2023 01:55:03 +0000 (17:55 -0800)
commitef4810135396735c1a6b1c343c3cc4fe4be96a43
tree8c6d47d654501052d82ddc5e57105c1062d7a7d0tree | snapshot
parentf4d24edf1b9249e43282ac2572d43d9ad10faf43commit | diff
selftests/bpf: Add dynptr var_off tests

Ensure that variable offset is handled correctly, and verifier takes
both fixed and variable part into account. Also ensures that only
constant var_off is allowed.

Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20230121002241.2113993-11-memxor@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
tools/testing/selftests/bpf/progs/dynptr_fail.c diff | blob | history
Domain: System / Kernel;