IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. BUG: unable to handle kernel NULL pointer dereference at (null) IP: (null) PGD 90aec067 P4D 90aec067 PUD 9399e067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 6928 Comm: syz-executor.0 Not tainted 4.14.142 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880a5b82700 task.stack: ffff88809fc08000 RIP: 0010: (null) RSP: 0018:ffff88809fc0f5e8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffffffff86f156e0 RCX: 0000000000000000 RDX: 1ffffffff0de2ae4 RSI: 0000000000000001 RDI: ffff888093980000 RBP: ffff88809fc0f6c0 R08: 1ffff11013f81ee8 R09: ffff88809fc0f740 R10: ffffed1013f81ef3 R11: ffff88809fc0f79f R12: ffff88809fc0f698 R13: ffff888093980000 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f125755e700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000977a5000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tc_bind_tclass+0x124/0x400 net/sched/sch_api.c:1697 tc_ctl_tclass+0x94a/0xa70 net/sched/sch_api.c:1831 rtnetlink_rcv_msg+0x3eb/0xb70 net/core/rtnetlink.c:4285 netlink_rcv_skb+0x14f/0x3c0 net/netlink/af_netlink.c:2432 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:4297 netlink_unicast_kernel net/netlink/af_netlink.c:1286 [inline] netlink_unicast+0x45d/0x640 net/netlink/af_netlink.c:1312 netlink_sendmsg+0x7c4/0xc60 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xce/0x110 net/socket.c:656 ___sys_sendmsg+0x70a/0x840 net/socket.c:2062 __sys_sendmsg+0xb9/0x140 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2103 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x4598e9 RSP: 002b:00007f125755dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f125755e6d4 R13: 00000000004c77fb R14: 00000000004dd098 R15: 00000000ffffffff Code: Bad RIP value. RIP: (null) RSP: ffff88809fc0f5e8 CR2: 0000000000000000 ---[ end trace 4c0cd0efc3b4be18 ]---