add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/net/9p/trans_virtio.c
..
..
@@ -394,7 +394,7 @@
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 	struct page **in_pages = NULL, **out_pages = NULL;
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 	struct virtio_chan *chan = client->trans;
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 	struct scatterlist *sgs[4];
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-	size_t offs;
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+	size_t offs = 0;
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 	int need_drop = 0;
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 	int kicked = 0;
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