David Ahern bdb06cbf77 net: Fix panic in icmp_route_lookup ... Andrey reported a panic: [ 7249.865507] BUG: unable to handle kernel pointer dereference at 000000b4 [ 7249.865559] IP: [<c16afeca>] icmp_route_lookup+0xaa/0x320 [ 7249.865598] *pdpt = 0000000030f7f001 *pde = 0000000000000000 [ 7249.865637] Oops: 0000 [#1] ... [ 7249.866811] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.3.0-999-generic #201509220155 [ 7249.866876] Hardware name: MSI MS-7250/MS-7250, BIOS 080014 08/02/2006 [ 7249.866916] task: c1a5ab00 ti: c1a52000 task.ti: c1a52000 [ 7249.866949] EIP: 0060:[<c16afeca>] EFLAGS: 00210246 CPU: 0 [ 7249.866981] EIP is at icmp_route_lookup+0xaa/0x320 [ 7249.867012] EAX: 00000000 EBX: f483ba48 ECX: 00000000 EDX: f2e18a00 [ 7249.867045] ESI: 000000c0 EDI: f483ba70 EBP: f483b9ec ESP: f483b974 [ 7249.867077] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [ 7249.867108] CR0: 8005003b CR2: 000000b4 CR3: 36ee07c0 CR4: 000006f0 [ 7249.867141] Stack: [ 7249.867165] 320310ee 00000000 00000042 320310ee 00000000 c1aeca00 f3920240 f0c69180 [ 7249.867268] f483ba04 f855058b a89b66cd f483ba44 f8962f4b 00000000 e659266c f483ba54 [ 7249.867361] 8004753c f483ba5c f8962f4b f2031140 000003c1 ffbd8fa0 c16b0e00 00000064 [ 7249.867448] Call Trace: [ 7249.867494] [<f855058b>] ? e1000_xmit_frame+0x87b/0xdc0 [e1000e] [ 7249.867534] [<f8962f4b>] ? tcp_in_window+0xeb/0xb10 [nf_conntrack] [ 7249.867576] [<f8962f4b>] ? tcp_in_window+0xeb/0xb10 [nf_conntrack] [ 7249.867615] [<c16b0e00>] ? icmp_send+0xa0/0x380 [ 7249.867648] [<c16b102f>] icmp_send+0x2cf/0x380 [ 7249.867681] [<f89c8126>] nf_send_unreach+0xa6/0xc0 [nf_reject_ipv4] [ 7249.867714] [<f89cd0da>] reject_tg+0x7a/0x9f [ipt_REJECT] [ 7249.867746] [<f88c29a7>] ipt_do_table+0x317/0x70c [ip_tables] [ 7249.867780] [<f895e0a6>] ? __nf_conntrack_find_get+0x166/0x3b0 [nf_conntrack] [ 7249.867838] [<f895eea8>] ? nf_conntrack_in+0x398/0x600 [nf_conntrack] [ 7249.867889] [<f84c0035>] iptable_filter_hook+0x35/0x80 [iptable_filter] [ 7249.867933] [<c16776a1>] nf_iterate+0x71/0x80 [ 7249.867970] [<c1677715>] nf_hook_slow+0x65/0xc0 [ 7249.868002] [<c1681811>] __ip_local_out_sk+0xc1/0xd0 [ 7249.868034] [<c1680f30>] ? ip_forward_options+0x1a0/0x1a0 [ 7249.868066] [<c1681836>] ip_local_out_sk+0x16/0x30 [ 7249.868097] [<c1684054>] ip_send_skb+0x14/0x80 [ 7249.868129] [<c16840f4>] ip_push_pending_frames+0x34/0x40 [ 7249.868163] [<c16844a2>] ip_send_unicast_reply+0x282/0x310 [ 7249.868196] [<c16a0863>] tcp_v4_send_reset+0x1b3/0x380 [ 7249.868227] [<c16a1b63>] tcp_v4_rcv+0x323/0x990 [ 7249.868257] [<c16776a1>] ? nf_iterate+0x71/0x80 [ 7249.868289] [<c167dc2b>] ip_local_deliver_finish+0x8b/0x230 [ 7249.868322] [<c167df4c>] ip_local_deliver+0x4c/0xa0 [ 7249.868353] [<c167dba0>] ? ip_rcv_finish+0x390/0x390 [ 7249.868384] [<c167d88c>] ip_rcv_finish+0x7c/0x390 [ 7249.868415] [<c167e280>] ip_rcv+0x2e0/0x420 ... Prior to the VRF change the oif was not set in the flow struct, so the VRF support should really have only added the vrf_master_ifindex lookup. Fixes: 613d09b30f ("net: Use VRF device index for lookups on TX") Cc: Andrey Melnikov <temnota.am@gmail.com> Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>		2015-09-25 21:44:02 -07:00
..
netfilter	netfilter: nf_dup{4, 6}: fix build error when nf_conntrack disabled	2015-09-02 16:28:06 -07:00
af_inet.c	net: Make table id type u32	2015-09-01 14:32:44 -07:00
ah4.c	ah4: Fix error return in ah_input().	2015-08-25 13:38:50 -07:00
arp.c	ipv4: send arp replies to the correct tunnel	2015-09-24 14:31:36 -07:00
cipso_ipv4.c
datagram.c
devinet.c
esp4.c
fib_frontend.c	net: Make table id type u32	2015-09-01 14:32:44 -07:00
fib_lookup.h
fib_rules.c	net: ipv6: use common fib_default_rule_pref	2015-09-09 14:19:50 -07:00
fib_semantics.c	net: Make table id type u32	2015-09-01 14:32:44 -07:00
fib_trie.c	net: Fix vti use case with oif in dst lookups	2015-09-17 16:36:34 -07:00
fou.c	fou: reject IPv6 config	2015-08-29 13:07:54 -07:00
gre_demux.c
gre_offload.c
icmp.c	net: Fix panic in icmp_route_lookup	2015-09-25 21:44:02 -07:00
igmp.c	IGMP: Inhibit reports for local multicast groups	2015-08-28 13:28:47 -07:00
inet_connection_sock.c	inet: fix races in reqsk_queue_hash_req()	2015-09-21 16:32:29 -07:00
inet_diag.c
inet_fragment.c
inet_hashtables.c
inet_lro.c
inet_timewait_sock.c	tcp/dccp: fix timewait races in timer handling	2015-09-21 16:32:29 -07:00
inetpeer.c	net: Add helper function to compare inetpeer addresses	2015-08-28 13:32:36 -07:00
ip_forward.c
ip_fragment.c	net: Add support for VRFs to inetpeer cache	2015-08-28 13:32:36 -07:00
ip_gre.c	ip_tunnels: record IP version in tunnel info	2015-08-29 13:07:54 -07:00
ip_input.c
ip_options.c
ip_output.c
ip_sockglue.c
ip_tunnel_core.c	lwtunnel: remove source and destination UDP port config option	2015-09-24 14:31:37 -07:00
ip_tunnel.c
ip_vti.c
ipcomp.c
ipconfig.c
ipip.c
ipmr.c	net: ipv6: use common fib_default_rule_pref	2015-09-09 14:19:50 -07:00
Kconfig	geneve: Consolidate Geneve functionality in single module.	2015-08-27 15:42:48 -07:00
Makefile	geneve: Consolidate Geneve functionality in single module.	2015-08-27 15:42:48 -07:00
netfilter.c
ping.c
proc.c
protocol.c
raw.c
route.c	net: Fix behaviour of unreachable, blackhole and prohibit routes	2015-09-20 21:45:08 -07:00
syncookies.c
sysctl_net_ipv4.c	IGMP: Inhibit reports for local multicast groups	2015-08-28 13:28:47 -07:00
tcp_bic.c
tcp_cdg.c
tcp_cong.c	tcp: use dctcp if enabled on the route to the initiator	2015-08-31 12:34:00 -07:00
tcp_cubic.c	tcp_cubic: do not set epoch_start in the future	2015-09-17 22:35:07 -07:00
tcp_dctcp.c
tcp_diag.c
tcp_fastopen.c
tcp_highspeed.c
tcp_htcp.c
tcp_hybla.c
tcp_illinois.c
tcp_input.c	tcp: use dctcp if enabled on the route to the initiator	2015-08-31 12:34:00 -07:00
tcp_ipv4.c
tcp_lp.c
tcp_memcontrol.c
tcp_metrics.c	net: Add helper function to compare inetpeer addresses	2015-08-28 13:32:36 -07:00
tcp_minisocks.c	tcp/dccp: fix timewait races in timer handling	2015-09-21 16:32:29 -07:00
tcp_offload.c
tcp_output.c	tcp: add proper TS val into RST packets	2015-09-23 14:24:07 -07:00
tcp_probe.c
tcp_scalable.c
tcp_timer.c
tcp_vegas.c
tcp_vegas.h
tcp_veno.c
tcp_westwood.c
tcp_yeah.c
tcp.c	tcp: fix slow start after idle vs TSO/GSO	2015-08-25 11:22:50 -07:00
tunnel4.c
udp_diag.c
udp_impl.h
udp_offload.c
udp_tunnel.c	tunnel: introduce udp_tun_rx_dst()	2015-08-27 15:42:47 -07:00
udp.c	net: Fix vti use case with oif in dst lookups	2015-09-17 16:36:34 -07:00
udplite.c
xfrm4_input.c
xfrm4_mode_beet.c
xfrm4_mode_transport.c
xfrm4_mode_tunnel.c
xfrm4_output.c
xfrm4_policy.c	net: Fix vti use case with oif in dst lookups	2015-09-17 16:36:34 -07:00
xfrm4_protocol.c
xfrm4_state.c
xfrm4_tunnel.c