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authorDave Airlie <airlied@redhat.com>2022-02-14 10:52:27 +1000
committerDave Airlie <airlied@redhat.com>2022-02-14 10:52:27 +1000
commitb9c7babe2c2e37a50aa42401b38d597ea78f506e (patch)
treedd6ec30f2583f8860e69a74e4779ac20e3f53bff /kernel/signal.c
parent123db17ddff007080d464e785689fb14f94cbc7a (diff)
parent754e0b0e35608ed5206d6a67a791563c631cec07 (diff)
Backmerge tag 'v5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Daniel asked for this for some intel deps, so let's do it now. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/signal.c')
-rw-r--r--kernel/signal.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 38602738866e..9b04631acde8 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1342,9 +1342,10 @@ force_sig_info_to_task(struct kernel_siginfo *info, struct task_struct *t,
}
/*
* Don't clear SIGNAL_UNKILLABLE for traced tasks, users won't expect
- * debugging to leave init killable.
+ * debugging to leave init killable. But HANDLER_EXIT is always fatal.
*/
- if (action->sa.sa_handler == SIG_DFL && !t->ptrace)
+ if (action->sa.sa_handler == SIG_DFL &&
+ (!t->ptrace || (handler == HANDLER_EXIT)))
t->signal->flags &= ~SIGNAL_UNKILLABLE;
ret = send_signal(sig, info, t, PIDTYPE_PID);
spin_unlock_irqrestore(&t->sighand->siglock, flags);