------------[ 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+0x1a9e/0x22d0 virt/kvm/pfncache.c:267, CPU#1: syz.0.404/7015
Modules linked in:
CPU: 1 UID: 0 PID: 7015 Comm: syz.0.404 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026
RIP: 0010:__kvm_gpc_refresh+0x1a9e/0x22d0 virt/kvm/pfncache.c:267
Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 31 07 00 00 48 8b 04 24 31 db 48 8b a8 08 01 00 00 e9 28 f6 ff ff e8 43 53 88 00 90 <0f> 0b 90 e9 52 f8 ff ff e8 35 53 88 00 48 c7 c6 c0 bb e2 8b 48 89
RSP: 0018:ffffc900054375f8 EFLAGS: 00010287
RAX: 0000000000000755 RBX: ffffffffffffffff RCX: ffffc90006229000
RDX: 0000000000080000 RSI: ffffffff8183f34d RDI: ffff88802ae94b00
RBP: ffff888000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000001001
R13: ffff888000000001 R14: ffff888000000000 R15: ffffc90005437818
FS:  00007f0b3ee856c0(0000) GS:ffff888122a46000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c377080 CR3: 0000000040c43000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xc9/0x160 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn.part.0+0x168/0x230 arch/x86/kvm/xen.c:1966
 kvm_xen_set_evtchn arch/x86/kvm/xen.c:1928 [inline]
 kvm_xen_inject_timer_irqs+0x1e9/0x2b0 arch/x86/kvm/xen.c:117
 kvm_xen_vcpu_get_attr+0x933/0xa50 arch/x86/kvm/xen.c:1258
 kvm_arch_vcpu_ioctl+0x1b67/0x3a10 arch/x86/kvm/x86.c:3821
 kvm_vcpu_ioctl+0x8a0/0x1700 virt/kvm/kvm_main.c:4676
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0b3df9e1d9
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:00007f0b3ee85028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f0b3e225fa0 RCX: 00007f0b3df9e1d9
RDX: 00002000000000c0 RSI: 00000000c048aeca RDI: 0000000000000005
RBP: 00007f0b3e035888 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0b3e226038 R14: 00007f0b3e225fa0 R15: 00007ffdc09f8e08
 </TASK>