* llc use-after-free
@ 2006-05-30 22:41 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2006-05-30 22:41 UTC (permalink / raw)
To: Arnaldo Carvalho de Melo; +Cc: netdev
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:
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