IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 6846 Comm: syz-executor.2 Not tainted 4.12.0-rc2+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff880116196000 task.stack: ffff880102f60000 RIP: 0010:rxrpc_connect_call+0x2ae/0x4b60 net/rxrpc/conn_client.c:654 RSP: 0018:ffff880102f66a00 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 00000000014000c0 RDX: 0000000000000003 RSI: ffff880102f67978 RDI: 0000000000000018 RBP: ffff880102f672b8 R08: 1ffff100205ece0b R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff880102f676d0 R13: ffff880102f67978 R14: ffff88011d739940 R15: ffff880102f67290 FS: 00007fe27284e700(0000) GS:ffff88012c000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200001c0 CR3: 000000011d0c0000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxrpc_new_client_call+0x94a/0x1df0 net/rxrpc/call_object.c:267 rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:476 [inline] rxrpc_do_sendmsg+0xb3e/0x1850 net/rxrpc/sendmsg.c:523 rxrpc_sendmsg+0x3f5/0x5e0 net/rxrpc/af_rxrpc.c:453 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x306/0x930 net/socket.c:2038 __sys_sendmmsg+0x1aa/0x530 net/socket.c:2128 SYSC_sendmmsg net/socket.c:2159 [inline] SyS_sendmmsg+0xd/0x20 net/socket.c:2154 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x459a09 RSP: 002b:00007fe27284dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459a09 RDX: 040000000000037b RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000c000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff8e90facf R14: 00007fe27284e9c0 R15: 000000000075bf2c Code: f3 48 89 f0 48 c1 e8 03 80 3c 10 00 0f 85 c0 45 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 00 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 93 45 00 00 48 8b 5b 18 48 8d bb 00 02 00 00 RIP: rxrpc_connect_call+0x2ae/0x4b60 net/rxrpc/conn_client.c:654 RSP: ffff880102f66a00 ---[ end trace c2e6334bbdc8d477 ]---