From: Andrew Morton <akpm@osdl.org>
To: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
Cc: netdev@vger.kernel.org
Subject: llc use-after-free
Date: Tue, 30 May 2006 15:41:48 -0700 [thread overview]
Message-ID: <20060530154148.ed982f6b.akpm@osdl.org> (raw)
My test box running rc5-mm1 was kinda sitting there doing nothing when it
decided to have an oops in the llc code. See
http://www.zip.com.au/~akpm/linux/patches/stuff/dsc03542.jpg
gdb says:
0x197 is in llc_rcv (net/llc/llc_input.c:68).
63 static __inline__ int llc_pdu_type(struct sk_buff *skb)
64 {
65 int type = LLC_DEST_CONN; /* I-PDU or S-PDU type */
66 struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
67
68 if ((pdu->ctrl_1 & LLC_PDU_TYPE_MASK) != LLC_PDU_TYPE_U)
69 goto out;
70 switch (LLC_U_PDU_CMD(pdu)) {
71 case LLC_1_PDU_CMD_XID:
72 case LLC_1_PDU_CMD_UI:
reply other threads:[~2006-05-30 22:37 UTC|newest]
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