BUG: unable to handle kernel paging request at 000000001fb3df0c
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: 0 PID: 13121 Comm: syz-executor7 Not tainted 4.15.0-rc1-mm1+ #29
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: 0000000085a6d58e task.stack: 00000000807addef
RIP: 0010:lock_release+0x195/0xda0 kernel/locking/lockdep.c:4021
RSP: 0018:ffff8801d8987318 EFLAGS: 00010046
RAX: 0000000000000007 RBX: 1ffff1003b130e68 RCX: 1ffff1003b130e86
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8801d880aa44
RBP: ffff8801d8987488 R08: ffff88021fff801c R09: ffff88021fff8008
R10: ffff88021fff8010 R11: ffff88021fff801d R12: ffff8801d880a1c0
R13: ffff8801d8987460 R14: ffffffff85f44cc0 R15: ffff8801d880a1c0
FS:  00007f6dcac79700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff8 CR3: 00000001d1784000 CR4: 00000000001426f0
Call Trace:
 rcu_lock_release include/linux/rcupdate.h:249 [inline]
 rcu_read_unlock include/linux/rcupdate.h:686 [inline]
 select_task_rq_fair+0xabf/0x2770 kernel/sched/fair.c:6335
 select_task_rq kernel/sched/core.c:1554 [inline]
 try_to_wake_up+0x4f0/0x1600 kernel/sched/core.c:2064
 wake_up_process kernel/sched/core.c:2152 [inline]
 wake_up_q+0x8a/0xe0 kernel/sched/core.c:469
 futex_wake+0x572/0x680 kernel/futex.c:1556
 do_futex+0x1197/0x2280 kernel/futex.c:3477
 SYSC_futex kernel/futex.c:3533 [inline]
 SyS_futex+0x260/0x390 kernel/futex.c:3501
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x4529d9
RSP: 002b:00007f6dcac78c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 00000000004529d9
RDX: 0000000000000020 RSI: 0000000000000001 RDI: 000000000075804c
RBP: 0000000000000471 R08: 0000000000000010 R09: 000000000000045a
R10: 0000000020034000 R11: 0000000000000246 R12: 00000000006f3b38
R13: 00000000ffffffff R14: 00007f6dcac796d4 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: ffff8801d8987318
CR2: fffffffffffffff8
---[ end trace 1421bdbecd021b3b ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..