------------[ cut here ]------------
kernel BUG at net/socket.c:223!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 24750 Comm: syz-executor6 Not tainted 4.4.147-ga5fc665 #80
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8800b6b9c800 task.stack: ffff8801d1b48000
RIP: 0010:[<ffffffff82f1fb50>]  [<ffffffff82f1fb50>] move_addr_to_user+0x190/0x1c0 net/socket.c:223
RSP: 0018:ffff8801d1b4fd00  EFLAGS: 00010212
RAX: 0000000000040000 RBX: 00000000b5117074 RCX: ffffc90007e75000
RDX: 0000000000000041 RSI: ffffffff82f1fb50 RDI: ffff8801d1b4fe38
RBP: ffff8801d1b4fd38 R08: ffff8800b6b9d100 R09: 0000000000000001
R10: 0000000000000000 R11: ffff8800b6b9c800 R12: 0000000020000040
R13: ffff8801d1b4fef8 R14: ffff8801d1b4fe38 R15: 0000000020000040
FS:  00007fdb855c4700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e123000 CR3: 00000000b3a42000 CR4: 00000000001606f0
Stack:
 ffffffff846063c0 0000000020000000 1ffff1003a369fab ffff8800acb54880
 ffff8801d1b4fef8 ffff8801d1b4fe38 0000000020000040 ffff8801d1b4ff20
 ffffffff82f2170b ffff8800b5117074 0000000020000000 0000000041b58ab3
Call Trace:
 [<ffffffff82f2170b>] SYSC_getpeername+0x25b/0x2d0 net/socket.c:1621
 [<ffffffff82f26c34>] SyS_getpeername+0x24/0x30 net/socket.c:1602
 [<ffffffff838c8c65>] entry_SYSCALL_64_fastpath+0x22/0x9e
Code: d7 30 5f fe 48 8b 7d d0 44 89 ea 4c 89 f6 e8 f8 f0 f1 fe 48 85 c0 0f 84 f7 fe ff ff b8 f2 ff ff ff e9 fe fe ff ff e8 70 3c 43 fe <0f> 0b b8 ea ff ff ff e9 ed fe ff ff 48 89 c7 e8 4c c2 5d fe 48 
RIP  [<ffffffff82f1fb50>] move_addr_to_user+0x190/0x1c0 net/socket.c:223
 RSP <ffff8801d1b4fd00>
---[ end trace cd585822486a5a61 ]---