SELinux: unrecognized netlink message: protocol=0 nlmsg_type=141 sclass=netlink_route_socket pig=31881 comm=syz-executor7
BUG: unable to handle kernel NULL pointer dereference at 000000000000022c
IP: inet6_fill_ifinfo+0x8e/0x2c0 net/ipv6/addrconf.c:5357
PGD 1f822b067 P4D 1f822b067 PUD 1f7cef067 PMD 0
Oops: 0000 [#1] SMP
Dumping ftrace buffer:
(ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 31881 Comm: syz-executor7 Not tainted 4.15.0-rc3-next-20171214+ #67
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:inet6_fill_ifinfo+0x8e/0x2c0 net/ipv6/addrconf.c:5357
RSP: 0018:ffffc90000ecbae0 EFLAGS: 00010212
RAX: 000000000000000a RBX: ffff880214c98b00 RCX: ffffffff8224ba71
RDX: 0000000000000353 RSI: ffffc90004033000 RDI: 0000000000000000
RBP: ffffc90000ecbb18 R08: 0000000000000010 R09: ffff8801fc84b2c8
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801fa09e800 R14: ffff8801fc84b2a8 R15: 0000000000000002
FS: 00007fb081961700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000022c CR3: 00000001f8331001 CR4: 00000000001606f0
DR0: 0000000020000008 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
inet6_dump_ifinfo+0x1ea/0x2d0 net/ipv6/addrconf.c:5411
netlink_dump+0x14e/0x360 net/netlink/af_netlink.c:2222
__netlink_dump_start+0x1bb/0x210 net/netlink/af_netlink.c:2319
netlink_dump_start include/linux/netlink.h:214 [inline]
rtnetlink_rcv_msg+0x44f/0x5d0 net/core/rtnetlink.c:4485
netlink_rcv_skb+0x92/0x160 net/netlink/af_netlink.c:2441
rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:4540
netlink_unicast_kernel net/netlink/af_netlink.c:1308 [inline]
netlink_unicast+0x1d4/0x290 net/netlink/af_netlink.c:1334
netlink_sendmsg+0x345/0x470 net/netlink/af_netlink.c:1897
sock_sendmsg_nosec net/socket.c:636 [inline]
sock_sendmsg+0x51/0x70 net/socket.c:646
SYSC_sendto+0x17f/0x1d0 net/socket.c:1727
SyS_sendto+0x40/0x50 net/socket.c:1695
entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452a09
RSP: 002b:00007fb081960c58 EFLAGS: 00000212 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
RDX: 0000000000000012 RSI: 0000000020cfefee RDI: 0000000000000013
RBP: 0000000000000553 R08: 0000000020000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f5068
R13: 00000000ffffffff R14: 00007fb0819616d4 R15: 0000000000000000
Code: b8 10 00 00 00 48 89 df e8 d0 b2 ee ff 48 85 c0 49 89 c6 0f 84 c5 01 00 00 e8 cf e8 06 ff b8 0a 00 00 00 4c 89 e7 66 41 89 46 10 <41> 0f b7 84 24 2c 02 00 00 66 41 89 46 12 41 8b 84 24 08 01 00
RIP: inet6_fill_ifinfo+0x8e/0x2c0 net/ipv6/addrconf.c:5357 RSP: ffffc90000ecbae0
CR2: 000000000000022c
---[ end trace 133e3fbbadfb6916 ]---