Forwarded: [PATCH] net: core: fix KMSAN: unint value in tipc_rcv

From: syzbot

Date: Fri Nov 21 2025 - 22:37:11 EST


For archival purposes, forwarding an incoming command email to
linux-kernel@xxxxxxxxxxxxxxx.

***

Subject: [PATCH] net: core: fix KMSAN: unint value in tipc_rcv
Author: hariconscious@xxxxxxxxx

#syz test

diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 76284fc538eb..1f2a939d341c 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -73,6 +73,7 @@ struct sk_buff *tipc_buf_acquire(u32 size, gfp_t gfp)
if (skb) {
skb_reserve(skb, BUF_HEADROOM);
skb_put(skb, size);
+ memset(skb->data, 0, size);
skb->next = NULL;
}
return skb;