Merge tag 'bpf-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-nextHEADmaster

Pull bpf updates from Alexei Starovoitov:

 - Fix and improve BTF deduplication of identical BTF types (Alan
   Maguire and Andrii Nakryiko)

 - Support up to 12 arguments in BPF trampoline on arm64 (Xu Kuohai and
   Alexis Lothoré)

 - Support load-acquire and store-release instructions in BPF JIT on
   riscv64 (Andrea Parri)

 - Fix uninitialized values in BPF_{CORE,PROBE}_READ macros (Anton
   Protopopov)

 - Streamline allowed helpers across program types (Feng Yang)

 - Support atomic update for hashtab of BPF maps (Hou Tao)

 - Implement json output for BPF helpers (Ihor Solodrai)

 - Several s390 JIT fixes (Ilya Leoshkevich)

 - Various sockmap fixes (Jiayuan Chen)

 - Support mmap of vmlinux BTF data (Lorenz Bauer)

 - Support BPF rbtree traversal and list peeking (Martin KaFai Lau)

 - Tests for sockmap/sockhash redirection (Michal Luczaj)

 - Introduce kfuncs for memory reads into dynptrs (Mykyta Yatsenko)

 - Add support for dma-buf iterators in BPF (T.J. Mercier)

 - The verifier support for __bpf_trap() (Yonghong Song)

* tag 'bpf-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (135 commits)
  bpf, arm64: Remove unused-but-set function and variable.
  selftests/bpf: Add tests with stack ptr register in conditional jmp
  bpf: Do not include stack ptr register in precision backtracking bookkeeping
  selftests/bpf: enable many-args tests for arm64
  bpf, arm64: Support up to 12 function arguments
  bpf: Check rcu_read_lock_trace_held() in bpf_map_lookup_percpu_elem()
  bpf: Avoid __bpf_prog_ret0_warn when jit fails
  bpftool: Add support for custom BTF path in prog load/loadall
  selftests/bpf: Add unit tests with __bpf_trap() kfunc
  bpf: Warn with __bpf_trap() kfunc maybe due to uninitialized variable
  bpf: Remove special_kfunc_set from verifier
  selftests/bpf: Add test for open coded dmabuf_iter
  selftests/bpf: Add test for dmabuf_iter
  bpf: Add open coded dmabuf iterator
  bpf: Add dmabuf iterator
  dma-buf: Rename debugfs symbols
  bpf: Fix error return value in bpf_copy_from_user_dynptr
  libbpf: Use mmap to parse vmlinux BTF from sysfs
  selftests: bpf: Add a test for mmapable vmlinux BTF
  btf: Allow mmap of vmlinux btf
  ...

1 files changed, 13 insertions, 0 deletions

diff --git a/tools/testing/selftests/bpf/prog_tests/dynptr.c b/tools/testing/selftests/bpf/prog_tests/dynptr.c
index e29cc16124c2..62e7ec775f24 100644
--- a/tools/testing/selftests/bpf/prog_tests/dynptr.c
+++ b/tools/testing/selftests/bpf/prog_tests/dynptr.c
@@ -33,10 +33,19 @@ static struct {
 	{"test_dynptr_skb_no_buff", SETUP_SKB_PROG},
 	{"test_dynptr_skb_strcmp", SETUP_SKB_PROG},
 	{"test_dynptr_skb_tp_btf", SETUP_SKB_PROG_TP},
+	{"test_probe_read_user_dynptr", SETUP_XDP_PROG},
+	{"test_probe_read_kernel_dynptr", SETUP_XDP_PROG},
+	{"test_probe_read_user_str_dynptr", SETUP_XDP_PROG},
+	{"test_probe_read_kernel_str_dynptr", SETUP_XDP_PROG},
+	{"test_copy_from_user_dynptr", SETUP_SYSCALL_SLEEP},
+	{"test_copy_from_user_str_dynptr", SETUP_SYSCALL_SLEEP},
+	{"test_copy_from_user_task_dynptr", SETUP_SYSCALL_SLEEP},
+	{"test_copy_from_user_task_str_dynptr", SETUP_SYSCALL_SLEEP},
 };
 
 static void verify_success(const char *prog_name, enum test_setup_type setup_type)
 {
+	char user_data[384] = {[0 ... 382] = 'a', '\0'};
 	struct dynptr_success *skel;
 	struct bpf_program *prog;
 	struct bpf_link *link;
@@ -58,6 +67,10 @@ static void verify_success(const char *prog_name, enum test_setup_type setup_typ
 	if (!ASSERT_OK(err, "dynptr_success__load"))
 		goto cleanup;
 
+	skel->bss->user_ptr = user_data;
+	skel->data->test_len[0] = sizeof(user_data);
+	memcpy(skel->bss->expected_str, user_data, sizeof(user_data));
+
 	switch (setup_type) {
 	case SETUP_SYSCALL_SLEEP:
 		link = bpf_program__attach(prog);