input: syz1 as /devices/virtual/input/input7818 ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7572 Comm: syz-executor4 Not tainted 5.0.0-rc2+ #30 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 5c 22 76 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 37 22 76 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff8880585df290 EFLAGS: 00010212 RAX: 0000000000040000 RBX: ffff88804bbdc000 RCX: ffffc9000fc56000 RDX: 0000000000000102 RSI: ffffffff810bdcb9 RDI: 0000000000000007 RBP: ffff8880585df290 R08: ffff88804a40c2c0 R09: ffffed100b0bbf3c R10: ffffed100b0bbf3b R11: ffff8880585df9df R12: 1ffff1100b0bbe56 R13: ffff8880585df310 R14: ffff88804bbdf818 R15: ffff88804cb3e000 FS: 00007f1ad9833700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb8e2f98518 CR3: 0000000085db0000 CR4: 00000000001426e0 kobject: 'loop5' (00000000d6d1e668): kobject_uevent_env DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vmcs_clear arch/x86/kvm/vmx/ops.h:185 [inline] free_nested+0x551/0x700 arch/x86/kvm/vmx/nested.c:221 vmx_leave_nested+0x62/0xd0 arch/x86/kvm/vmx/nested.c:5289 kobject: 'loop5' (00000000d6d1e668): fill_kobj_path: path = '/devices/virtual/block/loop5' vmx_set_nested_state+0x372/0xfd0 arch/x86/kvm/vmx/nested.c:5344 kvm_arch_vcpu_ioctl+0xf2c/0x3ba0 arch/x86/kvm/x86.c:4204 kobject: 'kvm' (000000008a4cf334): kobject_uevent_env kvm_vcpu_ioctl+0x9d5/0x12d0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2830 kobject: 'kvm' (000000008a4cf334): fill_kobj_path: path = '/devices/virtual/misc/kvm' vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x107b/0x17d0 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458099 Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f1ad9832c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458099 RDX: 0000000020004680 RSI: 000000004080aebf RDI: 0000000000000005 RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ad98336d4 R13: 00000000004c11b0 R14: 00000000004d2e00 R15: 00000000ffffffff Modules linked in: kobject: 'kvm' (000000008a4cf334): kobject_uevent_env kobject: 'kvm' (000000008a4cf334): kobject_uevent_env ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! invalid opcode: 0000 [#2] PREEMPT SMP KASAN CPU: 1 PID: 7562 Comm: syz-executor4 Tainted: G D 5.0.0-rc2+ #30 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 5c 22 76 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 37 22 76 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff8880ae707c78 EFLAGS: 00010006 RAX: ffff88804ac2c680 RBX: ffff88804bbdf810 RCX: ffffffff8139cb1a RDX: 0000000000010000 RSI: ffffffff810bdcb9 RDI: 0000000000000007 RBP: ffff8880ae707c78 R08: ffff88804ac2c680 R09: ffffed1015ce5ba9 R10: ffffed1015ce5ba8 R11: ffff8880ae72dd47 R12: 1ffff11015ce0f94 R13: ffff8880ae707cc0 R14: ffff8880ae707d20 R15: ffff8880a4d80000 FS: 00007f1ad9875700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae707cc0 CR3: 0000000085db0000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vmcs_clear arch/x86/kvm/vmx/ops.h:185 [inline] loaded_vmcs_init+0xcb/0x320 arch/x86/kvm/vmx/vmx.c:565 __loaded_vmcs_clear+0x2c1/0x520 arch/x86/kvm/vmx/vmx.c:632 flush_smp_call_function_queue+0x1bb/0x640 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0x117/0x640 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:766 [inline] RIP: 0010:console_unlock+0xd46/0x11e0 kernel/printk/printk.c:2416 Code: 48 c1 e8 03 80 3c 08 00 0f 85 d2 03 00 00 48 83 3d fe 95 2a 08 00 0f 84 b9 02 00 00 e8 33 14 1a 00 48 8b bd 10 ff ff ff 57 9d <0f> 1f 44 00 00 e9 5c ff ff ff e8 1b 14 1a 00 48 8b 7d 08 c7 05 7d RSP: 0018:ffff8880893c7330 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff04 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc9000d651000 RDX: 0000000000040000 RSI: ffffffff8167eabd RDI: 0000000000000212 RBP: ffff8880893c7450 R08: ffff88804ac2c680 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff899995a3 R12: 0000000000000000 R13: ffffffff849d5ce0 R14: ffffffff89f76fd0 R15: 0000000000063301 vprintk_emit+0x370/0x960 kernel/printk/printk.c:1931 vprintk_default+0x28/0x30 kernel/printk/printk.c:1958 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:1991 kobject_uevent_env+0x96/0x102b lib/kobject_uevent.c:469 kvm_uevent_notify_change.part.0+0x2d6/0x440 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4058 kvm_uevent_notify_change arch/x86/kvm/../../../virt/kvm/kvm_main.c:4017 [inline] kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:728 [inline] kvm_put_kvm+0x165/0xff0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:769 kvm_vm_release+0x44/0x60 arch/x86/kvm/../../../virt/kvm/kvm_main.c:780 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 get_signal+0x168d/0x19b0 kernel/signal.c:2347 do_signal+0x91/0x1ea0 arch/x86/kernel/signal.c:816 exit_to_usermode_loop+0x2f7/0x3b0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457f07 Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 cd b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f1ad9873098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000457f07 RDX: 00007f1ad9873510 RSI: 000000004020ae46 RDI: 0000000000000007 RBP: 0000000020001000 R08: 00007f1ad98730a0 R09: 000000000073bf00 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000fec00000 R13: 0000000000000007 R14: 00000000004dba70 R15: 00000000ffffffff Modules linked in: ---[ end trace 2e906d23ff5a639c ]--- RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 5c 22 76 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 37 22 76 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff8880585df290 EFLAGS: 00010212 RAX: 0000000000040000 RBX: ffff88804bbdc000 RCX: ffffc9000fc56000 RDX: 0000000000000102 RSI: ffffffff810bdcb9 RDI: 0000000000000007 RBP: ffff8880585df290 R08: ffff88804a40c2c0 R09: ffffed100b0bbf3c R10: ffffed100b0bbf3b R11: ffff8880585df9df R12: 1ffff1100b0bbe56 R13: ffff8880585df310 R14: ffff88804bbdf818 R15: ffff88804cb3e000 FS: 00007f1ad9875700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae707cc0 CR3: 0000000085db0000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400