IP: read_pnet include/net/net_namespace.h:269 [inline] IP: sock_net include/net/sock.h:2298 [inline] IP: vsock_diag_dump+0x290/0xa80 net/vmw_vsock/diag.c:87 PGD 7fff4067 P4D 7fff4067 PUD 7fff3067 PMD 7fff2067 PTE 0 Oops: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 2 PID: 3005 Comm: syzkaller000207 Not tainted 4.14.0-rc5-next-20171018+ #8 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 task: ffff88003d1ea200 task.stack: ffff88003d650000 RIP: 0010:read_pnet include/net/net_namespace.h:269 [inline] RIP: 0010:sock_net include/net/sock.h:2298 [inline] RIP: 0010:vsock_diag_dump+0x290/0xa80 net/vmw_vsock/diag.c:87 RSP: 0018:ffff88003d6573d0 EFLAGS: 00010a06 RAX: 1fffffffffffff78 RBX: fffffffffffffb90 RCX: ffffffff84dd56f5 RDX: 0000000000000000 RSI: 0000000000000001 RDI: fffffffffffffbc0 RBP: ffff88003d6574e0 R08: ffffffff86b9e520 R09: 0000000000000002 R10: ffff88003d657288 R11: 1ffff10007a3d69b R12: dffffc0000000000 R13: 0000000000000000 R14: ffffffff879183e0 R15: ffff88003d6574b8 FS: 00000000011dd880(0000) GS:ffff88006de00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbffffffff78 CR3: 0000000069d77000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: netlink_dump+0x46b/0xb90 net/netlink/af_netlink.c:2186 __netlink_dump_start+0x4b4/0x6a0 net/netlink/af_netlink.c:2279 netlink_dump_start include/linux/netlink.h:216 [inline] vsock_diag_handler_dump+0x206/0x2c0 net/vmw_vsock/diag.c:161 __sock_diag_cmd net/core/sock_diag.c:231 [inline] sock_diag_rcv_msg+0x204/0x390 net/core/sock_diag.c:263 netlink_rcv_skb+0x216/0x440 net/netlink/af_netlink.c:2409 sock_diag_rcv+0x2a/0x40 net/core/sock_diag.c:274 netlink_unicast_kernel net/netlink/af_netlink.c:1273 [inline] netlink_unicast+0x4e8/0x6f0 net/netlink/af_netlink.c:1299 netlink_sendmsg+0xa4a/0xe60 net/netlink/af_netlink.c:1862 sock_sendmsg_nosec net/socket.c:632 [inline] sock_sendmsg+0xca/0x110 net/socket.c:642 sock_write_iter+0x31a/0x5d0 net/socket.c:911 call_write_iter include/linux/fs.h:1770 [inline] do_iter_readv_writev+0x525/0x7f0 fs/read_write.c:673 do_iter_write+0x154/0x540 fs/read_write.c:952 vfs_writev+0x18a/0x340 fs/read_write.c:997 do_writev+0xfc/0x2a0 fs/read_write.c:1032 SYSC_writev fs/read_write.c:1105 [inline] SyS_writev+0x27/0x30 fs/read_write.c:1102 entry_SYSCALL_64_fastpath+0x1f/0xbe RIP: 0033:0x434f19 RSP: 002b:00007ffe2766e7f8 EFLAGS: 00000203 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00000000004002b0 RCX: 0000000000434f19 RDX: 0000000000000001 RSI: 00000000206a3ff0 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 R13: 0000000000401890 R14: 0000000000401920 R15: 0000000000000000 Code: 69 07 00 00 48 8b 83 70 04 00 00 49 39 c6 48 8d 98 90 fb ff ff 0f 84 ce 03 00 00 e8 ab 67 91 fc 48 8d 7b 30 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 2d 07 00 00 48 8b 85 70 ff ff ff 48 3b 43 RIP: read_pnet include/net/net_namespace.h:269 [inline] RSP: ffff88003d6573d0 RIP: sock_net include/net/sock.h:2298 [inline] RSP: ffff88003d6573d0 RIP: vsock_diag_dump+0x290/0xa80 net/vmw_vsock/diag.c:87 RSP: ffff88003d6573d0 CR2: fffffbffffffff78 ---[ end trace 858761853d4fdaf7 ]---