general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 11720 Comm: syz-executor3 Not tainted 4.20.0-rc1-next-20181109+ #110
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kvm_pv_send_ipi+0x364/0xdd0 arch/x86/kvm/lapic.c:579
Code: 45 84 ed 0f 84 da 07 00 00 e8 38 75 66 00 48 8d 4b 14 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 8d 70 fe ff ff 48 c1 ea 03 <0f> b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 f5
RSP: 0018:ffff88017f56eee0 EFLAGS: 00010203
kobject: 'loop0' (0000000090d24557): kobject_uevent_env
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000014
RDX: 0000000000000002 RSI: ffffffff81193378 RDI: 0000000000000005
RBP: ffff88017f56f080 R08: ffff880188cfe240 R09: ffffed003b5e5b67
R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff88017f56f058
kobject: 'loop0' (0000000090d24557): fill_kobj_path: path = '/devices/virtual/block/loop0'
R13: 0000000000000001 R14: 0000000000000000 R15: ffff88017f56efd8
FS:  00007f7f73035700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004cc738 CR3: 00000001b6170000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 kvm_emulate_hypercall+0x5e2/0xf20 arch/x86/kvm/x86.c:6999
kobject: 'loop0' (0000000090d24557): kobject_uevent_env
kobject: 'loop0' (0000000090d24557): fill_kobj_path: path = '/devices/virtual/block/loop0'
 handle_vmcall+0x15/0x20 arch/x86/kvm/vmx.c:7510
 vmx_handle_exit+0x338/0x4630 arch/x86/kvm/vmx.c:10600
kobject: 'loop1' (0000000060ef1c07): kobject_uevent_env
 vcpu_enter_guest arch/x86/kvm/x86.c:7809 [inline]
 vcpu_run arch/x86/kvm/x86.c:7872 [inline]
 kvm_arch_vcpu_ioctl_run+0x3e15/0x72b0 arch/x86/kvm/x86.c:8072
kobject: 'loop1' (0000000060ef1c07): fill_kobj_path: path = '/devices/virtual/block/loop1'
 kvm_vcpu_ioctl+0x5c8/0x1150 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2596
kobject: 'loop0' (0000000090d24557): kobject_uevent_env
kobject: 'loop0' (0000000090d24557): fill_kobj_path: path = '/devices/virtual/block/loop0'
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:509 [inline]
 do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696
kobject: 'loop1' (0000000060ef1c07): kobject_uevent_env
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713
kobject: 'loop1' (0000000060ef1c07): fill_kobj_path: path = '/devices/virtual/block/loop1'
 __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+0x1b9/0x820 arch/x86/entry/common.c:290
kobject: 'loop5' (00000000e12571fb): kobject_uevent_env
kobject: 'loop5' (00000000e12571fb): fill_kobj_path: path = '/devices/virtual/block/loop5'
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457569
Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f7f73034c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005
RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7f730356d4
R13: 00000000004c034e R14: 00000000004d0bc0 R15: 00000000ffffffff
Modules linked in:
kobject: 'loop2' (00000000b8e0f62c): kobject_uevent_env
kobject: 'loop2' (00000000b8e0f62c): fill_kobj_path: path = '/devices/virtual/block/loop2'
netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'.
---[ end trace e0ac9bff389b0a08 ]---
RIP: 0010:kvm_pv_send_ipi+0x364/0xdd0 arch/x86/kvm/lapic.c:579
Code: 45 84 ed 0f 84 da 07 00 00 e8 38 75 66 00 48 8d 4b 14 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 8d 70 fe ff ff 48 c1 ea 03 <0f> b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 f5
RSP: 0018:ffff88017f56eee0 EFLAGS: 00010203
kobject: 'loop0' (0000000090d24557): kobject_uevent_env
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000014
RDX: 0000000000000002 RSI: ffffffff81193378 RDI: 0000000000000005
kobject: 'loop0' (0000000090d24557): fill_kobj_path: path = '/devices/virtual/block/loop0'
RBP: ffff88017f56f080 R08: ffff880188cfe240 R09: ffffed003b5e5b67
R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: ffff88017f56f058
R13: 0000000000000001 R14: 0000000000000000 R15: ffff88017f56efd8
kobject: 'loop2' (00000000b8e0f62c): kobject_uevent_env
FS:  00007f7f73035700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
kobject: 'loop2' (00000000b8e0f62c): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (000000000a0a4be5): kobject_uevent_env
kobject: 'kvm' (000000000a0a4be5): fill_kobj_path: path = '/devices/virtual/misc/kvm'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7f72f8fdb8 CR3: 00000001b6170000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400