kernel/signal.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/signal.c b/kernel/signal.c
index 2547fa73bde5..a1e11ee8537c 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2847,6 +2847,10 @@ bool get_signal(struct ksignal *ksig)
 		 */
 		current->flags |= PF_SIGNALED;
 
+		/* vhost workers don't participate in core dups */
+		if ((current->flags & (PF_IO_WORKER | PF_USER_WORKER)) != PF_USER_WORKER)
+			goto out;
+
 		if (sig_kernel_coredump(signr)) {
 			if (print_fatal_signals)
 				print_fatal_signal(ksig->info.si_signo);