WARNING: CPU: 0 PID: 28730 at arch/x86/kvm/x86.c:8465 __x86_set_memory_region+0x56e/0x7a0 arch/x86/kvm/x86.c:8465
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 28730 Comm: syz-executor5 Not tainted 4.16.0-rc2+ #236
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x24d lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x211/0x2d0 lib/bug.c:184
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x58/0x80 arch/x86/entry/entry_64.S:957
RIP: 0010:__x86_set_memory_region+0x56e/0x7a0 arch/x86/kvm/x86.c:8465
RSP: 0018:ffff8801b09175e0 EFLAGS: 00010216
RAX: 0000000000010000 RBX: ffff8801b09176e8 RCX: ffffffff810b589e
RDX: 00000000000046bf RSI: ffffc9000666a000 RDI: 0000000000000282
RBP: ffff8801b0917710 R08: 0000000000000000 R09: 1ffff10036122e77
R10: ffff8801b0917380 R11: 0000000000000001 R12: ffff8801b09176a8
R13: 1ffff10036122ec1 R14: ffff8801d3aeb180 R15: 0000000000000000
binder: 28758:28760 BC_FREE_BUFFER u0000000000000000 no match
 x86_set_memory_region+0x3e/0x60 arch/x86/kvm/x86.c:8477
 kvm_arch_destroy_vm+0x7ab/0x980 arch/x86/kvm/x86.c:8493
binder: BINDER_SET_CONTEXT_MGR already set
binder: 28758:28763 ioctl 40046207 0 returned -16
binder_alloc: 28758: binder_alloc_buf, no vma
 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:729 [inline]
 kvm_put_kvm+0x695/0xdf0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:750
binder: 28758:28760 transaction failed 29189/-3, size 0-0 line 2963
 kvm_vcpu_release+0x7b/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2381
 __fput+0x327/0x7e0 fs/file_table.c:209
binder: undelivered TRANSACTION_ERROR: 29189
 ____fput+0x15/0x20 fs/file_table.c:243
binder: release 28758:28760 transaction 98 out, still active
 task_work_run+0x199/0x270 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x275/0x2f0 arch/x86/entry/common.c:166
binder: undelivered TRANSACTION_COMPLETE
 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:265 [inline]
 do_syscall_32_irqs_on arch/x86/entry/common.c:336 [inline]
 do_fast_syscall_32+0xbe6/0xf9f arch/x86/entry/common.c:392
binder: send failed reply for transaction 98, target dead
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f99c99
RSP: 002b:00000000f775309c EFLAGS: 00000286 ORIG_RAX: 000000000000014a
RAX: 0000000000000017 RBX: 0000000000000016 RCX: 0000000000000017
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..