binder_alloc: binder_alloc_mmap_handler: 3428 20000000-20002000 already mapped failed -16
binder: BINDER_SET_CONTEXT_MGR already set
binder: 3428:3438 ioctl 40046207 0 returned -16
binder_alloc: 3428: binder_alloc_buf, no vma
binder: 3428:3442 transaction failed 29189/-3, size 24-8 line 2947
BUG: unable to handle kernel paging request at 000000007f9238bc
IP: lock_acquire+0x183/0x580 kernel/locking/lockdep.c:4002
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: 3431 Comm: syz-executor6 Not tainted 4.15.0-rc2-next-20171206+ #60
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:lock_acquire+0x183/0x580 kernel/locking/lockdep.c:4002
RSP: 0018:ffff8801db407320 EFLAGS: 00010046
RAX: 0000000000000007 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8801c2d9c480 RSI: 0000000000000000 RDI: ffff8801c2d9cd04
RBP: ffff8801db407418 R08: 0000000000000000 R09: 0000000000000000
R10: 1ffff1003b680e6a R11: 0000000000000005 R12: 1ffff1003b680e6a
R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000
FS:  00007f554753b700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff8 CR3: 00000001c3db5000 CR4: 00000000001426f0
Call Trace:
 <IRQ>
 rcu_lock_acquire include/linux/rcupdate.h:244 [inline]
 rcu_read_lock+0x2b/0x70 include/linux/rcupdate.h:630
 cgroup_account_cputime include/linux/cgroup.h:718 [inline]
 update_curr+0x337/0x9a0 kernel/sched/fair.c:847
 enqueue_entity kernel/sched/fair.c:3974 [inline]
 enqueue_task_fair+0x87c/0x2950 kernel/sched/fair.c:5179
 enqueue_task kernel/sched/core.c:772 [inline]
 activate_task+0x150/0x2c0 kernel/sched/core.c:791
 ttwu_activate kernel/sched/core.c:1662 [inline]
 ttwu_do_activate+0xd5/0x200 kernel/sched/core.c:1721
 ttwu_queue kernel/sched/core.c:1866 [inline]
 try_to_wake_up+0xa8d/0x1600 kernel/sched/core.c:2079
 wake_up_process+0x10/0x20 kernel/sched/core.c:2152
 hrtimer_wakeup+0x48/0x60 kernel/time/hrtimer.c:1598
 __run_hrtimer kernel/time/hrtimer.c:1348 [inline]
 __hrtimer_run_queues+0x373/0xea0 kernel/time/hrtimer.c:1411
 hrtimer_interrupt+0x2a5/0x6f0 kernel/time/hrtimer.c:1469
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline]
 smp_apic_timer_interrupt+0x14a/0x700 arch/x86/kernel/apic/apic.c:1050
 apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:907
 </IRQ>
RIP: 0010:arch_local_save_flags arch/x86/include/asm/paravirt.h:772 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/paravirt.h:794 [inline]
RIP: 0010:lock_is_held_type+0x89/0x210 kernel/locking/lockdep.c:4038
RSP: 0018:ffff8801c2805d00 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11
RAX: dffffc0000000000 RBX: ffff8801c2d9c480 RCX: ffffffff819bcfac
RDX: 1ffffffff0bd9740 RSI: 00000000ffffffff RDI: ffffffff85ecba00
RBP: ffff8801c2805d28 R08: dffffc0000000000 R09: 1ffff10038500b23
R10: 00000000000342ca R11: 0000000000000003 R12: 0000000000000000
R13: ffffffff85f44b80 R14: 00000000000011e3 R15: ffffffff85317400
 lock_is_held include/linux/lockdep.h:437 [inline]
 rcu_preempt_sleep_check include/linux/rcupdate.h:301 [inline]
 ___might_sleep+0x35e/0x470 kernel/sched/core.c:6026
 clear_huge_page+0x19b/0x730 mm/memory.c:4579
 do_huge_pmd_wp_page+0x223a/0x4b10 mm/huge_memory.c:1332
 wp_huge_pmd mm/memory.c:3825 [inline]
 __handle_mm_fault+0x1bb8/0x3dd0 mm/memory.c:4038
 handle_mm_fault+0x38f/0x930 mm/memory.c:4085
 faultin_page mm/gup.c:502 [inline]
 __get_user_pages+0x50c/0x15f0 mm/gup.c:699
 __get_user_pages_locked mm/gup.c:870 [inline]
 get_user_pages_unlocked+0x2bd/0x4f0 mm/gup.c:990
 hva_to_pfn_slow arch/x86/kvm/../../../virt/kvm/kvm_main.c:1379 [inline]
 hva_to_pfn arch/x86/kvm/../../../virt/kvm/kvm_main.c:1484 [inline]
 __gfn_to_pfn_memslot+0x386/0xf80 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1540
 try_async_pf+0x13b/0xc40 arch/x86/kvm/mmu.c:3801
 tdp_page_fault+0x40a/0xa70 arch/x86/kvm/mmu.c:3897
 kvm_mmu_page_fault+0x10d/0x2f0 arch/x86/kvm/mmu.c:4927
 handle_ept_violation+0x198/0x550 arch/x86/kvm/vmx.c:6544
 vmx_handle_exit+0x25d/0x1ce0 arch/x86/kvm/vmx.c:8893
 vcpu_enter_guest arch/x86/kvm/x86.c:7084 [inline]
 vcpu_run arch/x86/kvm/x86.c:7146 [inline]
 kvm_arch_vcpu_ioctl_run+0x1cb4/0x5c60 arch/x86/kvm/x86.c:7314
 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2555
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0x1b1/0x1530 fs/ioctl.c:686
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452a39
RSP: 002b:00007f554753ac58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000758190 RCX: 0000000000452a39
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000001b
RBP: 0000000000000541 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f4eb8
R13: 00000000ffffffff R14: 00007f554753b6d4 R15: 0000000000000017
Code: df 48 89 f9 48 c1 e9 03 0f b6 0c 01 48 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 fe 02 00 00 c7 82 84 08 00 00 01 00 00 00 <cc> 1f 44 00 00 65 8b 05 a1 c9 aa 7e 89 c0 48 0f a3 05 27 8a 08 
RIP: lock_acquire+0x183/0x580 kernel/locking/lockdep.c:4002 RSP: ffff8801db407320
CR2: fffffffffffffff8
---[ end trace 979f325089f59330 ]---