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kernel-fxtec-pro1x/net/ipv4/netfilter
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Pablo Neira Ayuso 3f509c689a netfilter: nf_nat_sip: fix incorrect handling of EBUSY for RTCP expectation 
We're hitting bug while trying to reinsert an already existing
expectation:

kernel BUG at kernel/timer.c:895!
invalid opcode: 0000 [#1] SMP
[...]
Call Trace:
 <IRQ>
 [<ffffffffa0069563>] nf_ct_expect_related_report+0x4a0/0x57a [nf_conntrack]
 [<ffffffff812d423a>] ? in4_pton+0x72/0x131
 [<ffffffffa00ca69e>] ip_nat_sdp_media+0xeb/0x185 [nf_nat_sip]
 [<ffffffffa00b5b9b>] set_expected_rtp_rtcp+0x32d/0x39b [nf_conntrack_sip]
 [<ffffffffa00b5f15>] process_sdp+0x30c/0x3ec [nf_conntrack_sip]
 [<ffffffff8103f1eb>] ? irq_exit+0x9a/0x9c
 [<ffffffffa00ca738>] ? ip_nat_sdp_media+0x185/0x185 [nf_nat_sip]

We have to remove the RTP expectation if the RTCP expectation hits EBUSY
since we keep trying with other ports until we succeed.

Reported-by: Rafal Fitt <rafalf@aplusc.com.pl>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2012-08-30 18:27:14 +02:00
..
arp_tables.c net: Convert net_ratelimit uses to net_<level>_ratelimited 2012-05-15 13:45:03 -04:00
arpt_mangle.c
arptable_filter.c
ip_tables.c net: Convert net_ratelimit uses to net_<level>_ratelimited 2012-05-15 13:45:03 -04:00
ipt_ah.c
ipt_CLUSTERIP.c net: Convert net_ratelimit uses to net_<level>_ratelimited 2012-05-15 13:45:03 -04:00
ipt_ECN.c
ipt_MASQUERADE.c ipv4: Adjust semantics of rt->rt_gateway. 2012-07-20 13:31:20 -07:00
ipt_NETMAP.c
ipt_REDIRECT.c
ipt_REJECT.c
ipt_rpfilter.c
ipt_ULOG.c netlink: add netlink_kernel_cfg parameter to netlink_kernel_create 2012-06-29 16:46:02 -07:00
iptable_filter.c netfilter: remove forward module param confusion. 2012-03-22 22:36:17 -04:00
iptable_mangle.c
iptable_raw.c
iptable_security.c
Kconfig netfilter: merge ipt_LOG and ip6_LOG into xt_LOG 2012-03-07 17:40:49 +01:00
Makefile netfilter: remove ip_queue support 2012-05-08 20:25:42 +02:00
nf_conntrack_l3proto_ipv4.c netfilter: add user-space connection tracking helper infrastructure 2012-06-16 15:40:02 +02:00
nf_conntrack_l3proto_ipv4_compat.c
nf_conntrack_proto_icmp.c netfilter: nf_conntrack: generalize nf_ct_l4proto_net 2012-07-04 19:37:22 +02:00
nf_defrag_ipv4.c netfilter: ipv4, defrag: switch hook PFs to nfproto 2012-06-07 14:58:42 +02:00
nf_nat_amanda.c netfilter: nf_ct_helper: implement variable length helper private data 2012-06-16 15:08:55 +02:00
nf_nat_core.c netfilter: nfnetlink_queue: fix compilation with CONFIG_NF_NAT=m and CONFIG_NF_CT_NETLINK=y 2012-06-22 02:49:52 +02:00
nf_nat_ftp.c
nf_nat_h323.c netfilter: nf_ct_helper: implement variable length helper private data 2012-06-16 15:08:55 +02:00
nf_nat_helper.c netfilter: nfnetlink_queue: add NAT TCP sequence adjustment if packet mangled 2012-06-16 15:09:08 +02:00
nf_nat_irc.c
nf_nat_pptp.c netfilter: nf_ct_helper: implement variable length helper private data 2012-06-16 15:08:55 +02:00
nf_nat_proto_common.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_dccp.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_gre.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_icmp.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_sctp.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_tcp.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_udp.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_udplite.c netfilter: ctnetlink: remove dead NAT code 2011-12-23 14:36:46 +01:00
nf_nat_proto_unknown.c netfilter: nat: remove module reference counting from NAT protocols 2011-12-23 14:36:45 +01:00
nf_nat_rule.c
nf_nat_sip.c netfilter: nf_nat_sip: fix incorrect handling of EBUSY for RTCP expectation 2012-08-30 18:27:14 +02:00
nf_nat_snmp_basic.c net: Remove casts to same type 2012-06-04 11:45:11 -04:00
nf_nat_standalone.c
nf_nat_tftp.c netfilter: nf_ct_helper: implement variable length helper private data 2012-06-16 15:08:55 +02:00