------------[ cut here ]------------ WARNING: CPU: 0 PID: 20285 at arch/x86/kvm/x86.c:11209 kvm_arch_vcpu_ioctl_run+0x22b1/0x2470 arch/x86/kvm/x86.c:-1 Modules linked in: CPU: 0 PID: 20285 Comm: syz.4.4394 Not tainted 6.1.134-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x22b1/0x2470 arch/x86/kvm/x86.c:11209 Code: e8 c4 01 d1 00 e9 62 eb ff ff 44 89 f9 80 e1 07 38 c1 0f 8c 6a eb ff ff 4c 89 ff e8 a9 01 d1 00 e9 5d eb ff ff e8 0f a2 79 00 <0f> 0b e9 07 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 05 f9 ff RSP: 0018:ffffc9000549fc68 EFLAGS: 00010283 RAX: ffffffff8110aa91 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9001c7e1000 RSI: 0000000000000f72 RDI: 0000000000000f73 RBP: ffff88807f5caaac R08: ffffffff81180111 R09: fffffbfff2257070 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888024e35940 R13: ffff88807f5ca7c0 R14: ffff88802fd55000 R15: dffffc0000000000 FS: 00007f716dfde6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f716dfbdd58 CR3: 000000005a979000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x7f0/0xcf0 virt/kvm/kvm_main.c:4122 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0x80 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f716e18e969 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:00007f716dfde038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f716e3b6080 RCX: 00007f716e18e969 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000008 RBP: 00007f716e210ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f716e3b6080 R15: 00007ffcca7c9538