raw_sendmsg: syz-executor6 forgot to set AF_INET. Fix it!
BUG: unable to handle kernel paging request at 00000000cc9b69e1
IP: lock_release+0x195/0xda0 kernel/locking/lockdep.c:4021
PGD 5e28067 P4D 5e28067 PUD 5e2a067 PMD 0 
Oops: 0002 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 3483 Comm: syz-executor5 Not tainted 4.15.0-rc1-mm1+ #29
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: 0000000095fa20eb task.stack: 0000000068dcea45
RIP: 0010:lock_release+0x195/0xda0 kernel/locking/lockdep.c:4021
RSP: 0018:ffff880190ad6e40 EFLAGS: 00010046
RAX: 0000000000000007 RBX: 1ffff1003215adcd RCX: ffffffff81844eb1
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff880190aced04
RBP: ffff880190ad6fb0 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff8748cda0 R12: ffff880190ace480
R13: ffff880190ad6f88 R14: ffffffff85f44cc0 R15: ffff880190ace480
FS:  00007fe24c996700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff8 CR3: 00000001c40a2000 CR4: 00000000001406e0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 rcu_lock_release include/linux/rcupdate.h:249 [inline]
 rcu_read_unlock include/linux/rcupdate.h:686 [inline]
 perf_event_ctx_lock_nested+0x209/0x450 kernel/events/core.c:1247
 perf_event_ctx_lock kernel/events/core.c:1262 [inline]
 perf_event_release_kernel+0x17e/0xc10 kernel/events/core.c:4213
 perf_release+0x37/0x50 kernel/events/core.c:4298
 __fput+0x333/0x7f0 fs/file_table.c:210
 ____fput+0x15/0x20 fs/file_table.c:244
 task_work_run+0x199/0x270 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0x9bb/0x1ae0 kernel/exit.c:869
 do_group_exit+0x149/0x400 kernel/exit.c:972
 get_signal+0x73f/0x16c0 kernel/signal.c:2335
 do_signal+0x94/0x1ee0 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0x214/0x310 arch/x86/entry/common.c:158
 prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline]
 syscall_return_slowpath+0x490/0x550 arch/x86/entry/common.c:264
 entry_SYSCALL_64_fastpath+0x94/0x96
RIP: 0033:0x4529d9
RSP: 002b:00007fe24c995c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010
RAX: 0000000000000000 RBX: 0000000000758020 RCX: 00000000004529d9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000001b
RBP: 000000000000021e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f0370
R13: 00000000ffffffff R14: 00007fe24c9966d4 R15: 0000000000000000
Code: 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 c4 08 00 00 41 c7 87 84 08 00 00 01 00 00 00 <cc> 3f 05 00 00 65 8b 05 cf d5 aa 7e 89 c0 48 0f a3 05 d5 6e 08 
RIP: lock_release+0x195/0xda0 kernel/locking/lockdep.c:4021 RSP: ffff880190ad6e40
CR2: fffffffffffffff8
---[ end trace 2108a6a755bfdeb7 ]---