------------[ cut here ]------------
kvm_is_error_gpa(gpa) == kvm_is_error_hva(uhva)
WARNING: arch/x86/kvm/../../../virt/kvm/pfncache.c:267 at __kvm_gpc_refresh+0x154c/0x1750 virt/kvm/pfncache.c:267, CPU#1: syz.2.1639/11601
Modules linked in:
CPU: 1 UID: 0 PID: 11601 Comm: syz.2.1639 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:__kvm_gpc_refresh+0x154c/0x1750 virt/kvm/pfncache.c:267
Code: c6 05 b7 96 d9 0e 01 48 c7 c7 62 d6 f8 8d be 3c 04 00 00 48 c7 c2 e0 3d c2 8b e8 4f 07 61 00 e9 40 ee ff ff e8 e5 ca 84 00 90 <0f> 0b 90 bb ea ff ff ff 49 bf 00 00 00 00 00 fc ff df e9 fa f5 ff
RSP: 0018:ffffc9000517f1c0 EFLAGS: 00010283
RAX: ffffffff8140e14b RBX: ffff888000000000 RCX: 0000000000080000
RDX: ffffc9000e0c5000 RSI: 00000000000003c6 RDI: 00000000000003c7
RBP: ffffc9000517f348 R08: ffffffff9030a1f7 R09: 1ffffffff206143e
R10: dffffc0000000000 R11: fffffbfff206143f R12: 1ffff92000a2fe4c
R13: ffff88805ea11280 R14: ffff888000000000 R15: ffffffffffffff01
FS:  00007f96d89cd6c0(0000) GS:ffff888125390000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe3a77c5852 CR3: 00000000756e6000 CR4: 00000000003526f0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xe1/0x120 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn+0x163/0x230 arch/x86/kvm/xen.c:1942
 kvm_xen_hvm_evtchn_send+0x120/0x1e0 arch/x86/kvm/xen.c:2033
 kvm_arch_vm_ioctl+0xfb1/0x1a10 arch/x86/kvm/x86.c:7537
 kvm_vm_ioctl+0x905/0xd50 virt/kvm/kvm_main.c:5380
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f96da79cdd9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f96d89cd028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f96daa16090 RCX: 00007f96da79cdd9
RDX: 0000200000000980 RSI: 00000000400caed0 RDI: 000000000000000a
RBP: 00007f96da832d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f96daa16128 R14: 00007f96daa16090 R15: 00007f96dab3fa48
 </TASK>