------------[ cut here ]------------ WARNING: CPU: 1 PID: 4677 at arch/x86/kvm/x86.c:11275 kvm_arch_vcpu_ioctl_run+0x1e24/0x22c0 arch/x86/kvm/x86.c:11275 Modules linked in: CPU: 1 PID: 4677 Comm: syz.2.75 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1e24/0x22c0 arch/x86/kvm/x86.c:11275 Code: e8 71 5f c3 00 e9 bb ef ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 36 e6 ff ff 4c 89 f7 e8 36 5f c3 00 e9 29 e6 ff ff e8 ac 25 72 00 <0f> 0b e9 81 fc ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 20 ec RSP: 0018:ffffc9000540fc98 EFLAGS: 00010287 RAX: ffffffff81100be4 RBX: ffff888073248000 RCX: 0000000000080000 RDX: ffffc9000fd4d000 RSI: 00000000000008e7 RDI: 00000000000008e8 RBP: ffff8880561c6000 R08: dffffc0000000000 R09: 1ffffffff216246d R10: dffffc0000000000 R11: fffffbfff216246e R12: ffffc900053f37f0 R13: ffff888073248030 R14: ffff8880732481ca R15: dffffc0000000000 FS: 00007efce97d46c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3021bff8 CR3: 000000007bcf3000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x986/0xd00 virt/kvm/kvm_main.c:4123 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7efce899e0d9 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:00007efce97d4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007efce8c26090 RCX: 00007efce899e0d9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00007efce8a35024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007efce8c26128 R14: 00007efce8c26090 R15: 00007ffeb9bb7e88