netlink: 3920 bytes leftover after parsing attributes in process `syz-executor1'.
------------[ cut here ]------------
WARNING: CPU: 1 PID: 7233 at arch/x86/kvm/x86.c:7224 kvm_arch_vcpu_ioctl_run+0x213/0x5870 arch/x86/kvm/x86.c:7224
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 7233 Comm: syz-executor3 Not tainted 4.13.0-rc7+ #64
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:16 [inline]
 dump_stack+0x194/0x257 lib/dump_stack.c:52
 panic+0x1e4/0x417 kernel/panic.c:180
 __warn+0x1c4/0x1d9 kernel/panic.c:541
 report_bug+0x211/0x2d0 lib/bug.c:183
 fixup_bug+0x40/0x90 arch/x86/kernel/traps.c:190
 do_trap_no_signal arch/x86/kernel/traps.c:224 [inline]
 do_trap+0x260/0x390 arch/x86/kernel/traps.c:273
 do_error_trap+0x120/0x390 arch/x86/kernel/traps.c:310
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:323
 invalid_op+0x1e/0x30 arch/x86/entry/entry_64.S:846
RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5870 arch/x86/kvm/x86.c:7224
RSP: 0018:ffff88019d3ef670 EFLAGS: 00010216
RAX: 0000000000010000 RBX: ffff8801d959b000 RCX: ffffc90003a51000
RDX: 000000000000004e RSI: ffffffff810e1833 RDI: ffff8801c7ec1520
RBP: ffff88019d3efa40 R08: 1ffffffff0b01551 R09: 0000000000000004
R10: ffff88019d3efa58 R11: ffffffff810686cc R12: 0000000000000001
R13: 0000000000000000 R14: ffff8801c76dd840 R15: ffff8801c7ec1300
 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2547
 vfs_ioctl fs/ioctl.c:45 [inline]
 do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:685
 SYSC_ioctl fs/ioctl.c:700 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:691
 entry_SYSCALL_64_fastpath+0x1f/0xbe
RIP: 0033:0x451e59
RSP: 002b:00007f08ce54bc08 EFLAGS: 00000216 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000007180b0 RCX: 0000000000451e59
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000016
RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000216 R12: 000000000000001b
R13: 000000002002f000 R14: 000000000000001a R15: 0000000000000019
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..