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selftests/nolibc: explicitly handle ENOSYS from ptrace()

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The automatic ENOSYS handling in EXPECT_SYSER() is about to be removed.
ptrace() will return legitimately return ENOSYS on qemu-user, so handle
it explicitly.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://patch.msgid.link/20260406-nolibc-no-skip-enosys-v1-1-c046b1ac7d73@weissschuh.net/
This commit is contained in:
Thomas Weißschuh
2026-01-04 20:05:26 +01:00
parent ce834c9cb9
commit 9a5206f256
1 changed files with 1 additions and 1 deletions
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tools/testing/selftests/nolibc/nolibc-test.c
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@@ -1510,7 +1510,7 @@ int run_syscall(int min, int max)
CASE_TEST(readv_zero); EXPECT_SYSZR(1, readv(0, NULL, 0)); break;
CASE_TEST(writev_badf); EXPECT_SYSER(1, writev(-1, &iov_one, 1), -1, EBADF); break;
CASE_TEST(writev_zero); EXPECT_SYSZR(1, writev(1, NULL, 0)); break;
CASE_TEST(ptrace); EXPECT_SYSER(1, ptrace(PTRACE_CONT, getpid(), NULL, NULL), -1, ESRCH); break;
CASE_TEST(ptrace); tmp = ptrace(PTRACE_CONT, getpid(), NULL, NULL); EXPECT_SYSER(tmp != -1 && errno != ENOSYS, tmp, -1, EFAULT); break;
CASE_TEST(syscall_noargs); EXPECT_SYSEQ(1, syscall(__NR_getpid), getpid()); break;
CASE_TEST(syscall_args); EXPECT_SYSER(1, syscall(__NR_statx, 0, NULL, 0, 0, NULL), -1, EFAULT); break;
CASE_TEST(_syscall_noargs); EXPECT_SYSEQ(is_nolibc, _syscall(__NR_getpid), getpid()); break;