------------[ cut here ]------------ WARNING: CPU: 1 PID: 4263 at arch/x86/kvm/x86.c:10346 kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 Modules linked in: CPU: 1 PID: 4263 Comm: syz.1.7 Not tainted 5.15.172-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1d63/0x1f80 arch/x86/kvm/x86.c:10346 Code: df e8 d1 a6 ba 00 e9 e5 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c 26 fb ff ff 48 89 df e8 b7 a6 ba 00 e9 19 fb ff ff e8 4d cf 70 00 <0f> 0b e9 e0 fb ff ff 89 d9 80 e1 07 38 c1 0f 8c 63 fb ff ff 48 89 RSP: 0018:ffffc90003267c60 EFLAGS: 00010283 RAX: ffffffff810fa453 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000396c000 RSI: 000000000000040f RDI: 0000000000000410 RBP: dffffc0000000000 R08: ffffffff8116c242 R09: fffffbfff1bd2d3e R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888023bc9dc0 R13: ffff888061850000 R14: ffff8880618500f0 R15: ffff88801ef61000 FS: 00007f12069946c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9b0c986ab8 CR3: 0000000061fcd000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x7f0/0xcf0 virt/kvm/kvm_main.c:3894 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f120851c719 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1206994038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f12086d3f80 RCX: 00007f120851c719 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 RBP: 00007f120858f75e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f12086d3f80 R15: 00007ffc5f703208