Commit graph

4 commits

Author SHA1 Message Date
Eduard Zingerman
d9706b56e1 selftests/bpf: validate that tail call invalidates packet pointers
Add a test case with a tail call done from a global sub-program. Such
tails calls should be considered as invalidating packet pointers.

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20241210041100.1898468-9-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2024-12-10 10:24:58 -08:00
Eduard Zingerman
3f23ee5590 selftests/bpf: test for changing packet data from global functions
Check if verifier is aware of packet pointers invalidation done in
global functions. Based on a test shared by Nick Zavaritsky in [0].

[0] https://lore.kernel.org/bpf/0498CA22-5779-4767-9C0C-A9515CEA711F@gmail.com/

Suggested-by: Nick Zavaritsky <mejedi@gmail.com>
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20241210041100.1898468-5-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2024-12-10 10:24:57 -08:00
Jordan Rife
c17f9734e3 selftests/bpf: Migrate LOAD_REJECT test cases to prog_tests
Move LOAD_REJECT test cases from test_sock.c to an equivalent set of
verifier tests in progs/verifier_sock.c.

Signed-off-by: Jordan Rife <jrife@google.com>
Link: https://lore.kernel.org/r/20241022152913.574836-3-jrife@google.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2024-10-22 13:41:42 -07:00
Eduard Zingerman
426fc0e3fc selftests/bpf: verifier/sock converted to inline assembly
Test verifier/sock automatically converted to use inline assembly.

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20230421174234.2391278-20-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-04-21 12:25:19 -07:00