This ensures that we always have all full set of registers available when
PTRACE_EVENT_EXIT is called. Something that is not guaranteed for callers
of do_exit.
Additionally this guarantees PTRACE_EVENT_EXIT will not cause havoc
with abnormal exits.
Signed-off-by: "Eric W. Biederman" <redacted>
---
kernel/exit.c | 2 --
kernel/signal.c | 2 ++
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/exit.c b/kernel/exit.c
index 51e0c82b3f7d..309f1d71e340 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -763,8 +763,6 @@ void __noreturn do_exit(long code)
profile_task_exit(tsk);
kcov_task_exit(tsk);
- ptrace_event(PTRACE_EVENT_EXIT, code);
-
validate_creds_for_do_exit(tsk);
/*
diff --git a/kernel/signal.c b/kernel/signal.c
index 63fda9b6bbf9..7214331836bc 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2890,6 +2890,8 @@ bool get_signal(struct ksignal *ksig)
if (exit_code & 0x7f)
current->flags |= PF_SIGNALED;
+ ptrace_event(PTRACE_EVENT_EXIT, exit_code);
+
/*
* PF_IO_WORKER threads will catch and exit on fatal signals
* themselves. They have cleanup that must be performed, so
--
2.20.1