------------[ cut here ]------------ WARNING: CPU: 0 PID: 6026 at arch/x86/kvm/x86.c:11275 kvm_arch_vcpu_ioctl_run+0x1e24/0x22c0 arch/x86/kvm/x86.c:11275 Modules linked in: CPU: 0 PID: 6026 Comm: syz.1.441 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 01 73 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 c6 72 c3 00 e9 29 e6 ff ff e8 ac 35 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:ffffc9000d1e7c98 EFLAGS: 00010287 RAX: ffffffff81100be4 RBX: ffff8880738d27c0 RCX: 0000000000080000 RDX: ffffc90005ffa000 RSI: 00000000000003ba RDI: 00000000000003bb RBP: ffff8880228bc000 R08: dffffc0000000000 R09: 1ffffffff2162668 R10: dffffc0000000000 R11: fffffbfff2162669 R12: ffffc9000d2017f0 R13: ffff8880738d27f0 R14: ffff8880738d298a R15: dffffc0000000000 FS: 00007fe13c1246c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000001000 CR3: 000000002dd31000 CR4: 00000000003526f0 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: 0033:0x7fe13b19e159 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:00007fe13c124028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe13b425fa0 RCX: 00007fe13b19e159 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 RBP: 00007fe13b235024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe13b426038 R14: 00007fe13b425fa0 R15: 00007ffd5b48c758