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6d1a3e042f
linux/net
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Eric Dumazet 6d1a3e042f inetpeer: kill inet_putpeer race 
We currently can free inetpeer entries too early :

[  782.636674] WARNING: kmemcheck: Caught 32-bit read from uninitialized memory (f130f44c)
[  782.636677] 1f7b13c100000000000000000000000002000000000000000000000000000000
[  782.636686]  i i i i u u u u i i i i u u u u i i i i u u u u u u u u u u u u
[  782.636694]                          ^
[  782.636696]
[  782.636698] Pid: 4638, comm: ssh Not tainted 3.0.0-rc5+ #270 Hewlett-Packard HP Compaq 6005 Pro SFF PC/3047h
[  782.636702] EIP: 0060:[<c13fefbb>] EFLAGS: 00010286 CPU: 0
[  782.636707] EIP is at inet_getpeer+0x25b/0x5a0
[  782.636709] EAX: 00000002 EBX: 00010080 ECX: f130f3c0 EDX: f0209d30
[  782.636711] ESI: 0000bc87 EDI: 0000ea60 EBP: f0209ddc ESP: c173134c
[  782.636712]  DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
[  782.636714] CR0: 8005003b CR2: f0beca80 CR3: 30246000 CR4: 000006d0
[  782.636716] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  782.636717] DR6: ffff4ff0 DR7: 00000400
[  782.636718]  [<c13fbf76>] rt_set_nexthop.clone.45+0x56/0x220
[  782.636722]  [<c13fc449>] __ip_route_output_key+0x309/0x860
[  782.636724]  [<c141dc54>] tcp_v4_connect+0x124/0x450
[  782.636728]  [<c142ce43>] inet_stream_connect+0xa3/0x270
[  782.636731]  [<c13a8da1>] sys_connect+0xa1/0xb0
[  782.636733]  [<c13a99dd>] sys_socketcall+0x25d/0x2a0
[  782.636736]  [<c149deb8>] sysenter_do_call+0x12/0x28
[  782.636738]  [<ffffffff>] 0xffffffff

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2011-07-11 20:25:04 -07:00
..
9p Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband 2011-05-26 12:13:57 -07:00
802 snap: remove one synchronize_net() 2011-05-23 16:29:24 -04:00
8021q Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-07-05 23:23:37 -07:00
appletalk appletalk: Reduce switch/case indent 2011-07-01 16:11:15 -07:00
atm net: Remove casts of void * 2011-06-16 23:19:27 -04:00
ax25 ax25: Fix set-but-unused variable. 2011-04-17 00:48:31 -07:00
batman-adv Merge branch 'batman-adv/next' of git://git.open-mesh.org/linux-merge 2011-07-08 08:44:57 -07:00
bluetooth Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem 2011-06-30 13:34:06 -04:00
bridge Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-07-05 23:23:37 -07:00
caif Remove redundant linux/version.h includes from net/ 2011-06-21 16:03:17 -07:00
can net/can: use printk_ratelimited() instead of printk_ratelimit() 2011-06-17 00:03:03 -04:00
ceph Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-06-20 22:29:08 -07:00
core ipv4: Use universal hash for ARP. 2011-07-11 01:37:28 -07:00
dcb dcbnl: unlock on an error path in dcbnl_cee_fill() 2011-07-08 09:01:14 -07:00
dccp dccp ccid-2: Perform congestion-window validation 2011-07-04 12:37:49 -06:00
decnet decnet: Reduce switch/case indent 2011-07-01 16:11:15 -07:00
dns_resolver KEYS: Improve /proc/keys 2011-03-17 11:59:32 +11:00
dsa DSA: Enable cascading in multi-chip 6131 configuration 2011-06-29 05:53:49 -07:00
econet af_econet: Use current logging styles and neatening 2011-07-03 20:05:16 -07:00
ethernet eth: fix new kernel-doc warning 2011-01-12 19:00:40 -08:00
ieee802154 ieee802154: free skb buffer if dev isn't running 2011-06-30 16:18:09 +04:00
ipv4 inetpeer: kill inet_putpeer race 2011-07-11 20:25:04 -07:00
ipv6 Disable router anycast address for /127 prefixes 2011-07-07 04:15:10 -07:00
ipx ipx: fix ipx_release() 2011-03-21 18:16:39 -07:00
irda Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-06-20 22:29:08 -07:00
iucv [S390] irq: merge irq.c and s390_ext.c 2011-05-26 09:48:24 +02:00
key net: Remove casts of void * 2011-06-16 23:19:27 -04:00
l2tp Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-06-20 22:29:08 -07:00
lapb lapb: Reduce switch/case indent 2011-07-01 16:11:16 -07:00
llc llc: Fix length check in llc_fixup_skb(). 2011-04-11 18:59:05 -07:00
mac80211 mac80211: support GTK rekey offload 2011-07-06 15:05:43 -04:00
netfilter netfilter: Reduce switch/case indent 2011-07-01 16:11:15 -07:00
netlabel net: Remove casts of void * 2011-06-16 23:19:27 -04:00
netlink Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem 2011-06-24 15:25:51 -04:00
netrom netrom: Reduce switch/case indent 2011-07-01 16:11:16 -07:00
nfc NFC: add the NFC socket raw protocol 2011-07-05 15:26:58 -04:00
packet packet: Fix build with INET disabled. 2011-07-07 08:18:04 -07:00
phonet rtnetlink: Compute and store minimum ifinfo dump size 2011-06-09 20:38:07 -07:00
rds net: rds: fix const array syntax 2011-07-01 16:16:19 -07:00
rfkill net: rfkill: add generic gpio rfkill driver 2011-05-19 13:53:54 -04:00
rose rose: Delete commented out references to ancient firewalling code. 2011-07-07 02:41:59 -07:00
rxrpc rxrpc: Fix set but unused variable 'usage' in rxrpc_get_transport() 2011-05-19 18:51:50 -04:00
sched net: sched: constify tcf_proto and tc_action 2011-07-06 02:52:16 -07:00
sctp sctp: Reduce switch/case indent 2011-07-01 16:11:16 -07:00
sunrpc Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-07-05 23:23:37 -07:00
tipc tipc: Optimize creation of connection protocol messages 2011-06-24 16:18:18 -04:00
unix net: convert %p usage to %pK 2011-05-24 01:13:12 -04:00
wanrouter Fix common misspellings 2011-03-31 11:26:23 -03:00
wimax
wireless cfg80211/nl80211: support GTK rekey offload 2011-07-06 15:05:42 -04:00
x25 x25: Reduce switch/case indent 2011-07-01 16:11:16 -07:00
xfrm Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2011-07-05 23:23:37 -07:00
compat.c net: Add sendmmsg socket system call 2011-05-05 11:10:14 -07:00
Kconfig NFC: add nfc subsystem core 2011-07-05 15:26:57 -04:00
Makefile NFC: add nfc subsystem core 2011-07-05 15:26:57 -04:00
nonet.c
socket.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 2011-05-20 13:43:21 -07:00
sysctl_net.c