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

#syz test

diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 76284fc538eb..ecfafb363a99 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);
+               skb_put_zero(skb, BUF_OVERHEAD + size);
                skb->next = NULL;
        }
        return skb;