Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull bpf fixes from Alexei Starovoitov:

- Fix selftests/bpf (typo, conflicts) and unbreak BPF CI (Jiri Olsa)

- Remo

Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull bpf fixes from Alexei Starovoitov:

- Fix selftests/bpf (typo, conflicts) and unbreak BPF CI (Jiri Olsa)

- Remove linux/unaligned.h dependency for libbpf_sha256 (Andrii
Nakryiko) and add a test (Eric Biggers)

- Reject negative offsets for ALU operations in the verifier (Yazhou
Tang) and add a test (Eduard Zingerman)

- Skip scalar adjustment for BPF_NEG operation if destination register
is a pointer (Brahmajit Das) and add a test (KaFai Wan)

* tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
libbpf: Fix missing #pragma in libbpf_utils.c
selftests/bpf: Add tests for rejection of ALU ops with negative offsets
selftests/bpf: Add test for libbpf_sha256()
bpf: Reject negative offsets for ALU ops
libbpf: remove linux/unaligned.h dependency for libbpf_sha256()
libbpf: move libbpf_sha256() implementation into libbpf_utils.c
libbpf: move libbpf_errstr() into libbpf_utils.c
libbpf: remove unused libbpf_strerror_r and STRERR_BUFSIZE
libbpf: make libbpf_errno.c into more generic libbpf_utils.c
selftests/bpf: Add test for BPF_NEG alu on CONST_PTR_TO_MAP
bpf: Skip scalar adjustment for BPF_NEG if dst is a pointer
selftests/bpf: Fix realloc size in bpf_get_addrs
selftests/bpf: Fix typo in subtest_basic_usdt after merge conflict
selftests/bpf: Fix open-coded gettid syscall in uprobe syscall tests

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selftests/bpf: Add test for libbpf_sha256()

Test that libbpf_sha256() calculates SHA-256 digests correctly.

Tested with:
make -C tools/testing/selftests/bpf/
./tools/testing/selftests/bpf/t

selftests/bpf: Add test for libbpf_sha256()

Test that libbpf_sha256() calculates SHA-256 digests correctly.

Tested with:
make -C tools/testing/selftests/bpf/
./tools/testing/selftests/bpf/test_progs -t sha256 -v

Signed-off-by: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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