kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
kobject: 'kvm' (000000000fb53df9): kobject_uevent_env
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11398 Comm: syz-executor4 Not tainted 4.20.0-rc4+ #255
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__lock_acquire+0xa00/0x4c20 kernel/locking/lockdep.c:3218
Code: 28 00 00 00 0f 85 3e 2b 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 <80> 3c 02 00 0f 85 aa 2c 00 00 49 81 7d 00 60 22 54 8a 0f 84 3d f7
kobject: 'kvm' (000000000fb53df9): fill_kobj_path: path = '/devices/virtual/misc/kvm'
RSP: 0018:ffff8881b13d7060 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000039 RSI: 0000000000000000 RDI: 00000000000001c8
RBP: ffff8881b13d73e8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: ffff88818b9f4240 R12: ffff88818b9f4240
R13: 00000000000001c8 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881dae00000(0063) knlGS:00000000f5fabb40
kobject: 'loop3' (00000000097518ef): kobject_uevent_env
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f5f8adb0 CR3: 00000001b295a000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
kobject: 'loop3' (00000000097518ef): fill_kobj_path: path = '/devices/virtual/block/loop3'
 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2d/0x40 kernel/locking/spinlock.c:144
 spin_lock include/linux/spinlock.h:329 [inline]
 kvm_ioapic_scan_entry+0x7f/0x3c0 arch/x86/kvm/ioapic.c:246
 vcpu_scan_ioapic arch/x86/kvm/x86.c:7458 [inline]
 vcpu_enter_guest arch/x86/kvm/x86.c:7600 [inline]
 vcpu_run arch/x86/kvm/x86.c:7872 [inline]
 kvm_arch_vcpu_ioctl_run+0x3292/0x72a0 arch/x86/kvm/x86.c:8072
 kvm_vcpu_ioctl+0x5c8/0x1150 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2596
 kvm_vcpu_compat_ioctl+0x210/0x4a0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2791
 __do_compat_sys_ioctl fs/compat_ioctl.c:1052 [inline]
 __se_compat_sys_ioctl fs/compat_ioctl.c:998 [inline]
 __ia32_compat_sys_ioctl+0x20e/0x630 fs/compat_ioctl.c:998
 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline]
 do_fast_syscall_32+0x34d/0xfb2 arch/x86/entry/common.c:397
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7ff1a29
Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f5fab0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000000ae80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace a3f73f0473603e18 ]---
RIP: 0010:__lock_acquire+0xa00/0x4c20 kernel/locking/lockdep.c:3218
Code: 28 00 00 00 0f 85 3e 2b 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 <80> 3c 02 00 0f 85 aa 2c 00 00 49 81 7d 00 60 22 54 8a 0f 84 3d f7
RSP: 0018:ffff8881b13d7060 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000039 RSI: 0000000000000000 RDI: 00000000000001c8
RBP: ffff8881b13d73e8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: ffff88818b9f4240 R12: ffff88818b9f4240
R13: 00000000000001c8 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881dae00000(0063) knlGS:00000000f5fabb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f5f8adb0 CR3: 00000001b295a000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400