*** Guest State ***
CR0: actual=0x0000000080000031, shadow=0x0000000060000011, gh_mask=fffffffffffffff7
BUG: unable to handle kernel paging request at 0000000085be0426
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: 5016 Comm: syz-executor2 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:ffff8801db407cc0 EFLAGS: 00010046
RAX: 0000000000000007 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff880194a9a1c0 RSI: 0000000000000000 RDI: ffff880194a9aa44
RBP: ffff8801db407db8 R08: 0000000000000001 R09: 0000000000000000
R10: 1ffff1003b680f9e R11: 0000000000000000 R12: 1ffff1003b680f9e
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
FS:  00007f85272f1700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff8 CR3: 0000000192665000 CR4: 00000000001426f0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x96/0xc0 kernel/locking/spinlock.c:159
 hrtimer_interrupt+0xc2/0x6f0 kernel/time/hrtimer.c:1450
 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:csd_lock_wait kernel/smp.c:108 [inline]
RIP: 0010:smp_call_function_single+0x36b/0x560 kernel/smp.c:302
RSP: 0018:ffff8801c89b6700 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff11
RAX: ffff880194a9a1c0 RBX: 1ffff10039136ce8 RCX: ffffffff816516e2
RDX: ffff8801c89b67f8 RSI: 00000000000000fb RDI: ffff8801c89b67f8
RBP: ffff8801c89b6850 R08: 1ffff10039136d00 R09: 0000000000000000
R10: ffff8801c89b6880 R11: 0000000000000000 R12: ffff8801c89b67f8
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffed0039136cf4
 smp_call_function_many+0x773/0x930 kernel/smp.c:434
 smp_call_function kernel/smp.c:492 [inline]
 on_each_cpu+0x3d/0x1b0 kernel/smp.c:602
 text_poke_bp+0xbb/0x170 arch/x86/kernel/alternative.c:807
 __jump_label_transform.isra.0+0x6a5/0x8a0 arch/x86/kernel/jump_label.c:102
 arch_jump_label_transform+0x2f/0x40 arch/x86/kernel/jump_label.c:110
 __jump_label_update+0x207/0x2d0 kernel/jump_label.c:368
 jump_label_update+0x22c/0x2b0 kernel/jump_label.c:735
 static_key_slow_dec_cpuslocked+0x176/0x1d0 kernel/jump_label.c:204
 __static_key_slow_dec kernel/jump_label.c:214 [inline]
 static_key_slow_dec+0x56/0x90 kernel/jump_label.c:228
 tracepoint_remove_func kernel/tracepoint.c:252 [inline]
 tracepoint_probe_unregister+0x70d/0x870 kernel/tracepoint.c:323
 trace_event_reg+0xed/0x320 kernel/trace/trace_events.c:309
 perf_trace_event_unreg.isra.2+0xad/0x1f0 kernel/trace/trace_event_perf.c:155
 perf_trace_destroy+0xbc/0x100 kernel/trace/trace_event_perf.c:236
 tp_perf_event_destroy+0x15/0x20 kernel/events/core.c:7940
 _free_event+0x3bd/0x10f0 kernel/events/core.c:4104
 put_event+0x24/0x30 kernel/events/core.c:4187
 perf_event_release_kernel+0x407/0xc10 kernel/events/core.c:4288
 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:2337
 do_signal+0x94/0x1ee0 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0x258/0x2f0 arch/x86/entry/common.c:161
 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:00007f85272f0ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00000000007581b8 RCX: 00000000004529d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000007581b8
RBP: 00000000007581b8 R08: 000000000000039b R09: 0000000000758190
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000a6f7ff R14: 00007f85272f19c0 R15: 0000000000000012
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> 06 01 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: ffff8801db407cc0
CR2: fffffffffffffff8
---[ end trace 1d41e378aa86d02c ]---