*** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000011, gh_mask=fffffffffffffff7 BUG: unable to handle kernel paging request at 0000000040b1be41 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: 11717 Comm: syz-executor7 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:ffff8801db407a30 EFLAGS: 00010046 RAX: 0000000000000007 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8801c1f80480 RSI: 0000000000000000 RDI: ffff8801c1f80d04 RBP: ffff8801db407b28 R08: 0000000000000001 R09: 0000000000000000 R10: 1ffff1003b680f4c R11: 0000000000000000 R12: 1ffff1003b680f4c R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 FS: 00007fdc6cadc700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff8 CR3: 00000001cd5f4000 CR4: 00000000001426f0 Call Trace: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x96/0xc0 kernel/locking/spinlock.c:159 __wake_up_common_lock+0x190/0x310 kernel/sched/wait.c:124 __wake_up+0xe/0x10 kernel/sched/wait.c:149 wake_up_klogd_work_func+0x4a/0x70 kernel/printk/printk.c:2699 irq_work_run_list+0x184/0x240 kernel/irq_work.c:155 irq_work_run+0x31/0x50 kernel/irq_work.c:171 flush_smp_call_function_queue+0x288/0x570 kernel/smp.c:257 generic_smp_call_function_single_interrupt+0x13/0x30 kernel/smp.c:192 smp_call_function_single_interrupt+0x103/0x640 arch/x86/kernel/smp.c:295 call_function_single_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:929 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:777 [inline] RIP: 0010:console_unlock+0x954/0xd70 kernel/printk/printk.c:2235 RSP: 0018:ffff8801c35f7338 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff04 RAX: 0000000000010000 RBX: 0000000000000000 RCX: ffffffff8159c44b RDX: 000000000000528b RSI: ffffc900017ff000 RDI: 0000000000000216 RBP: ffff8801c35f7420 R08: 1ffff100386bee35 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff83a2ea10 vprintk_emit+0x4ad/0x590 kernel/printk/printk.c:1757 vprintk_default+0x28/0x30 kernel/printk/printk.c:1796 vprintk_func+0x57/0xc0 kernel/printk/printk_safe.c:379 printk+0xaa/0xca kernel/printk/printk.c:1829 dump_vmcs arch/x86/kvm/vmx.c:8677 [inline] vmx_handle_exit+0xbee/0x1ce0 arch/x86/kvm/vmx.c:8832 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: 0033:0x4529d9 RSP: 002b:00007fdc6cadbc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fdc6cada810 RCX: 00000000004529d9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000014 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 000000000000001e R13: 0000000020354000 R14: 00007fdc6cadc6d4 R15: 0000000000000000 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 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: ffff8801db407a30 CR2: fffffffffffffff8 ---[ end trace be1f85352497d563 ]---