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authorjhb <jhb@FreeBSD.org>2015-08-01 16:27:52 +0000
committerjhb <jhb@FreeBSD.org>2015-08-01 16:27:52 +0000
commit13db4664b348cae79e3470c70a5d70b51e1f8d86 (patch)
tree2365ec14ffc0cf77de80a8c9757a3aeed252f54b /tests
parente83b0ae9f068b68b01e6be4c7f50a3c2a81ee1b2 (diff)
downloadFreeBSD-src-13db4664b348cae79e3470c70a5d70b51e1f8d86.zip
FreeBSD-src-13db4664b348cae79e3470c70a5d70b51e1f8d86.tar.gz
Clear P_TRACED before reparenting a detached process back to its
original parent. Otherwise the debugee will be set as an orphan of the debugger. Add tests for tracing forks via PT_FOLLOW_FORK. Reviewed by: kib MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D2809
Diffstat (limited to 'tests')
-rw-r--r--tests/sys/kern/ptrace_test.c581
1 files changed, 527 insertions, 54 deletions
diff --git a/tests/sys/kern/ptrace_test.c b/tests/sys/kern/ptrace_test.c
index a64262a..c10c097 100644
--- a/tests/sys/kern/ptrace_test.c
+++ b/tests/sys/kern/ptrace_test.c
@@ -50,7 +50,7 @@ __FBSDID("$FreeBSD$");
#exp " not met"); \
} while (0)
-static void __dead2
+static __dead2 void
child_fail_require(const char *file, int line, const char *str)
{
char buf[128];
@@ -60,6 +60,58 @@ child_fail_require(const char *file, int line, const char *str)
_exit(32);
}
+static void
+trace_me(void)
+{
+
+ /* Attach the parent process as a tracer of this process. */
+ CHILD_REQUIRE(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
+
+ /* Trigger a stop. */
+ raise(SIGSTOP);
+}
+
+static void
+attach_child(pid_t pid)
+{
+ pid_t wpid;
+ int status;
+
+ ATF_REQUIRE(ptrace(PT_ATTACH, pid, NULL, 0) == 0);
+
+ wpid = waitpid(pid, &status, 0);
+ ATF_REQUIRE(wpid == pid);
+ ATF_REQUIRE(WIFSTOPPED(status));
+ ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+}
+
+static void
+wait_for_zombie(pid_t pid)
+{
+
+ /*
+ * Wait for a process to exit. This is kind of gross, but
+ * there is not a better way.
+ */
+ for (;;) {
+ struct kinfo_proc kp;
+ size_t len;
+ int mib[4];
+
+ mib[0] = CTL_KERN;
+ mib[1] = KERN_PROC;
+ mib[2] = KERN_PROC_PID;
+ mib[3] = pid;
+ len = sizeof(kp);
+ if (sysctl(mib, nitems(mib), &kp, &len, NULL, 0) == -1) {
+ /* The KERN_PROC_PID sysctl fails for zombies. */
+ ATF_REQUIRE(errno == ESRCH);
+ break;
+ }
+ usleep(5000);
+ }
+}
+
/*
* Verify that a parent debugger process "sees" the exit of a debugged
* process exactly once when attached via PT_TRACE_ME.
@@ -73,10 +125,7 @@ ATF_TC_BODY(ptrace__parent_wait_after_trace_me, tc)
ATF_REQUIRE((child = fork()) != -1);
if (child == 0) {
/* Child process. */
- CHILD_REQUIRE(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
-
- /* Trigger a stop. */
- raise(SIGSTOP);
+ trace_me();
exit(1);
}
@@ -131,13 +180,7 @@ ATF_TC_BODY(ptrace__parent_wait_after_attach, tc)
/* Parent process. */
/* Attach to the child process. */
- ATF_REQUIRE(ptrace(PT_ATTACH, child, NULL, 0) == 0);
-
- /* The first wait() should report the SIGSTOP from PT_ATTACH. */
- wpid = waitpid(child, &status, 0);
- ATF_REQUIRE(wpid == child);
- ATF_REQUIRE(WIFSTOPPED(status));
- ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+ attach_child(child);
/* Continue the child ignoring the SIGSTOP. */
ATF_REQUIRE(ptrace(PT_CONTINUE, child, (caddr_t)1, 0) != -1);
@@ -223,27 +266,7 @@ ATF_TC_BODY(ptrace__parent_sees_exit_after_child_debugger, tc)
ATF_REQUIRE(read(cpipe[0], &c, sizeof(c)) == 0);
close(cpipe[0]);
- /*
- * Wait for the child to exit. This is kind of gross, but
- * there is not a better way.
- */
- for (;;) {
- struct kinfo_proc kp;
- size_t len;
- int mib[4];
-
- mib[0] = CTL_KERN;
- mib[1] = KERN_PROC;
- mib[2] = KERN_PROC_PID;
- mib[3] = child;
- len = sizeof(kp);
- if (sysctl(mib, nitems(mib), &kp, &len, NULL, 0) == -1) {
- /* The KERN_PROC_PID sysctl fails for zombies. */
- ATF_REQUIRE(errno == ESRCH);
- break;
- }
- usleep(5000);
- }
+ wait_for_zombie(child);
/*
* This wait should return a pid of 0 to indicate no status to
@@ -357,27 +380,7 @@ ATF_TC_BODY(ptrace__parent_sees_exit_after_unrelated_debugger, tc)
ATF_REQUIRE(read(cpipe[0], &c, sizeof(c)) == 0);
close(cpipe[0]);
- /*
- * Wait for the child to exit. This is kind of gross, but
- * there is not a better way.
- */
- for (;;) {
- struct kinfo_proc kp;
- size_t len;
- int mib[4];
-
- mib[0] = CTL_KERN;
- mib[1] = KERN_PROC;
- mib[2] = KERN_PROC_PID;
- mib[3] = child;
- len = sizeof(kp);
- if (sysctl(mib, nitems(mib), &kp, &len, NULL, 0) == -1) {
- /* The KERN_PROC_PID sysctl fails for zombies. */
- ATF_REQUIRE(errno == ESRCH);
- break;
- }
- usleep(5000);
- }
+ wait_for_zombie(child);
/*
* This wait should return a pid of 0 to indicate no status to
@@ -401,6 +404,468 @@ ATF_TC_BODY(ptrace__parent_sees_exit_after_unrelated_debugger, tc)
ATF_REQUIRE(WEXITSTATUS(status) == 1);
}
+/*
+ * The parent process should always act the same regardless of how the
+ * debugger is attached to it.
+ */
+static __dead2 void
+follow_fork_parent(void)
+{
+ pid_t fpid, wpid;
+ int status;
+
+ CHILD_REQUIRE((fpid = fork()) != -1);
+
+ if (fpid == 0)
+ /* Child */
+ exit(2);
+
+ wpid = waitpid(fpid, &status, 0);
+ CHILD_REQUIRE(wpid == fpid);
+ CHILD_REQUIRE(WIFEXITED(status));
+ CHILD_REQUIRE(WEXITSTATUS(status) == 2);
+
+ exit(1);
+}
+
+/*
+ * Helper routine for follow fork tests. This waits for two stops
+ * that report both "sides" of a fork. It returns the pid of the new
+ * child process.
+ */
+static pid_t
+handle_fork_events(pid_t parent)
+{
+ struct ptrace_lwpinfo pl;
+ bool fork_reported[2];
+ pid_t child, wpid;
+ int i, status;
+
+ fork_reported[0] = false;
+ fork_reported[1] = false;
+ child = -1;
+
+ /*
+ * Each process should report a fork event. The parent should
+ * report a PL_FLAG_FORKED event, and the child should report
+ * a PL_FLAG_CHILD event.
+ */
+ for (i = 0; i < 2; i++) {
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid > 0);
+ ATF_REQUIRE(WIFSTOPPED(status));
+
+ ATF_REQUIRE(ptrace(PT_LWPINFO, wpid, (caddr_t)&pl,
+ sizeof(pl)) != -1);
+ ATF_REQUIRE((pl.pl_flags & (PL_FLAG_FORKED | PL_FLAG_CHILD)) !=
+ 0);
+ ATF_REQUIRE((pl.pl_flags & (PL_FLAG_FORKED | PL_FLAG_CHILD)) !=
+ (PL_FLAG_FORKED | PL_FLAG_CHILD));
+ if (pl.pl_flags & PL_FLAG_CHILD) {
+ ATF_REQUIRE(wpid != parent);
+ ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+ ATF_REQUIRE(!fork_reported[1]);
+ if (child == -1)
+ child = wpid;
+ else
+ ATF_REQUIRE(child == wpid);
+ fork_reported[1] = true;
+ } else {
+ ATF_REQUIRE(wpid == parent);
+ ATF_REQUIRE(WSTOPSIG(status) == SIGTRAP);
+ ATF_REQUIRE(!fork_reported[0]);
+ if (child == -1)
+ child = pl.pl_child_pid;
+ else
+ ATF_REQUIRE(child == pl.pl_child_pid);
+ fork_reported[0] = true;
+ }
+ }
+
+ return (child);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork and
+ * that the traced parent sees the exit of the child after the debugger
+ * when both processes remain attached to the debugger.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_both_attached);
+ATF_TC_BODY(ptrace__follow_fork_both_attached, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int status;
+
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ trace_me();
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ children[0] = fpid;
+
+ /* The first wait() should report the stop from SIGSTOP. */
+ wpid = waitpid(children[0], &status, 0);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFSTOPPED(status));
+ ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the child ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * The child can't exit until the grandchild reports status, so the
+ * grandchild should report its exit first to the debugger.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[1]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 2);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 1);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork
+ * and that the traced parent sees the exit of the child when the new
+ * child process is detached after it reports its fork.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_child_detached);
+ATF_TC_BODY(ptrace__follow_fork_child_detached, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int status;
+
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ trace_me();
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ children[0] = fpid;
+
+ /* The first wait() should report the stop from SIGSTOP. */
+ wpid = waitpid(children[0], &status, 0);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFSTOPPED(status));
+ ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the child ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_DETACH, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * Should not see any status from the grandchild now, only the
+ * child.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 1);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork
+ * and that the traced parent sees the exit of the child when the
+ * traced parent is detached after the fork.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_parent_detached);
+ATF_TC_BODY(ptrace__follow_fork_parent_detached, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int status;
+
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ trace_me();
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ children[0] = fpid;
+
+ /* The first wait() should report the stop from SIGSTOP. */
+ wpid = waitpid(children[0], &status, 0);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFSTOPPED(status));
+ ATF_REQUIRE(WSTOPSIG(status) == SIGSTOP);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the child ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_DETACH, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * The child can't exit until the grandchild reports status, so the
+ * grandchild should report its exit first to the debugger.
+ *
+ * Even though the child process is detached, it is still a
+ * child of the debugger, so it will still report it's exit
+ * after the grandchild.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[1]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 2);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 1);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
+static void
+attach_fork_parent(int cpipe[2])
+{
+ pid_t fpid;
+
+ close(cpipe[0]);
+
+ /* Double-fork to disassociate from the debugger. */
+ CHILD_REQUIRE((fpid = fork()) != -1);
+ if (fpid != 0)
+ exit(3);
+
+ /* Send the pid of the disassociated child to the debugger. */
+ fpid = getpid();
+ CHILD_REQUIRE(write(cpipe[1], &fpid, sizeof(fpid)) == sizeof(fpid));
+
+ /* Wait for the debugger to attach. */
+ CHILD_REQUIRE(read(cpipe[1], &fpid, sizeof(fpid)) == 0);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork and
+ * that the traced parent sees the exit of the child after the debugger
+ * when both processes remain attached to the debugger. In this test
+ * the parent that forks is not a direct child of the debugger.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_both_attached_unrelated_debugger);
+ATF_TC_BODY(ptrace__follow_fork_both_attached_unrelated_debugger, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int cpipe[2], status;
+
+ ATF_REQUIRE(pipe(cpipe) == 0);
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ attach_fork_parent(cpipe);
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ close(cpipe[1]);
+
+ /* Wait for the direct child to exit. */
+ wpid = waitpid(fpid, &status, 0);
+ ATF_REQUIRE(wpid == fpid);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 3);
+
+ /* Read the pid of the fork parent. */
+ ATF_REQUIRE(read(cpipe[0], &children[0], sizeof(children[0])) ==
+ sizeof(children[0]));
+
+ /* Attach to the fork parent. */
+ attach_child(children[0]);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the fork parent ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ /* Signal the fork parent to continue. */
+ close(cpipe[0]);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * The fork parent can't exit until the child reports status,
+ * so the child should report its exit first to the debugger.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[1]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 2);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 1);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork
+ * and that the traced parent sees the exit of the child when the new
+ * child process is detached after it reports its fork. In this test
+ * the parent that forks is not a direct child of the debugger.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_child_detached_unrelated_debugger);
+ATF_TC_BODY(ptrace__follow_fork_child_detached_unrelated_debugger, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int cpipe[2], status;
+
+ ATF_REQUIRE(pipe(cpipe) == 0);
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ attach_fork_parent(cpipe);
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ close(cpipe[1]);
+
+ /* Wait for the direct child to exit. */
+ wpid = waitpid(fpid, &status, 0);
+ ATF_REQUIRE(wpid == fpid);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 3);
+
+ /* Read the pid of the fork parent. */
+ ATF_REQUIRE(read(cpipe[0], &children[0], sizeof(children[0])) ==
+ sizeof(children[0]));
+
+ /* Attach to the fork parent. */
+ attach_child(children[0]);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the fork parent ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ /* Signal the fork parent to continue. */
+ close(cpipe[0]);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_DETACH, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * Should not see any status from the child now, only the fork
+ * parent.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[0]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 1);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
+/*
+ * Verify that a new child process is stopped after a followed fork
+ * and that the traced parent sees the exit of the child when the
+ * traced parent is detached after the fork. In this test the parent
+ * that forks is not a direct child of the debugger.
+ */
+ATF_TC_WITHOUT_HEAD(ptrace__follow_fork_parent_detached_unrelated_debugger);
+ATF_TC_BODY(ptrace__follow_fork_parent_detached_unrelated_debugger, tc)
+{
+ pid_t children[0], fpid, wpid;
+ int cpipe[2], status;
+
+ ATF_REQUIRE(pipe(cpipe) == 0);
+ ATF_REQUIRE((fpid = fork()) != -1);
+ if (fpid == 0) {
+ attach_fork_parent(cpipe);
+ follow_fork_parent();
+ }
+
+ /* Parent process. */
+ close(cpipe[1]);
+
+ /* Wait for the direct child to exit. */
+ wpid = waitpid(fpid, &status, 0);
+ ATF_REQUIRE(wpid == fpid);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 3);
+
+ /* Read the pid of the fork parent. */
+ ATF_REQUIRE(read(cpipe[0], &children[0], sizeof(children[0])) ==
+ sizeof(children[0]));
+
+ /* Attach to the fork parent. */
+ attach_child(children[0]);
+
+ ATF_REQUIRE(ptrace(PT_FOLLOW_FORK, children[0], NULL, 1) != -1);
+
+ /* Continue the fork parent ignoring the SIGSTOP. */
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[0], (caddr_t)1, 0) != -1);
+
+ /* Signal the fork parent to continue. */
+ close(cpipe[0]);
+
+ children[1] = handle_fork_events(children[0]);
+ ATF_REQUIRE(children[1] > 0);
+
+ ATF_REQUIRE(ptrace(PT_DETACH, children[0], (caddr_t)1, 0) != -1);
+ ATF_REQUIRE(ptrace(PT_CONTINUE, children[1], (caddr_t)1, 0) != -1);
+
+ /*
+ * Should not see any status from the fork parent now, only
+ * the child.
+ */
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == children[1]);
+ ATF_REQUIRE(WIFEXITED(status));
+ ATF_REQUIRE(WEXITSTATUS(status) == 2);
+
+ wpid = wait(&status);
+ ATF_REQUIRE(wpid == -1);
+ ATF_REQUIRE(errno == ECHILD);
+}
+
ATF_TP_ADD_TCS(tp)
{
@@ -408,6 +873,14 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_ADD_TC(tp, ptrace__parent_wait_after_attach);
ATF_TP_ADD_TC(tp, ptrace__parent_sees_exit_after_child_debugger);
ATF_TP_ADD_TC(tp, ptrace__parent_sees_exit_after_unrelated_debugger);
+ ATF_TP_ADD_TC(tp, ptrace__follow_fork_both_attached);
+ ATF_TP_ADD_TC(tp, ptrace__follow_fork_child_detached);
+ ATF_TP_ADD_TC(tp, ptrace__follow_fork_parent_detached);
+ ATF_TP_ADD_TC(tp, ptrace__follow_fork_both_attached_unrelated_debugger);
+ ATF_TP_ADD_TC(tp,
+ ptrace__follow_fork_child_detached_unrelated_debugger);
+ ATF_TP_ADD_TC(tp,
+ ptrace__follow_fork_parent_detached_unrelated_debugger);
return (atf_no_error());
}
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