[PATCH] Linux: Terminate subprocess on late failure in tst-pidfd (bug 29485)
Florian Weimer
fweimer@redhat.com
Mon Aug 15 05:38:45 GMT 2022
---
sysdeps/unix/sysv/linux/tst-pidfd.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/sysdeps/unix/sysv/linux/tst-pidfd.c b/sysdeps/unix/sysv/linux/tst-pidfd.c
index 037af22290..5711d1c312 100644
--- a/sysdeps/unix/sysv/linux/tst-pidfd.c
+++ b/sysdeps/unix/sysv/linux/tst-pidfd.c
@@ -147,8 +147,11 @@ do_test (void)
may be denied if the process doesn't have CAP_SYS_PTRACE or
if a LSM security_ptrace_access_check denies access. */
if (fd == -1 && errno == EPERM)
- FAIL_UNSUPPORTED ("don't have permission to use pidfd_getfd on pidfd, "
- "skipping test");
+ {
+ TEST_COMPARE (pidfd_send_signal (pidfd, SIGKILL, NULL, 0), 0);
+ FAIL_UNSUPPORTED ("don't have permission to use pidfd_getfd on pidfd, "
+ "skipping test");
+ }
TEST_VERIFY (fd > 0);
char *path = xasprintf ("/proc/%d/fd/%d", pid, remote_fd);
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