=====================================================
BUG: KMSAN: uninit-value in assign_eip_near arch/x86/kvm/emulate.c:829 [inline]
BUG: KMSAN: uninit-value in em_ret+0x124/0x130 arch/x86/kvm/emulate.c:2238
 assign_eip_near arch/x86/kvm/emulate.c:829 [inline]
 em_ret+0x124/0x130 arch/x86/kvm/emulate.c:2238
 x86_emulate_insn+0x1d87/0x5880 arch/x86/kvm/emulate.c:5292
 x86_emulate_instruction+0x13c9/0x30a0 arch/x86/kvm/x86.c:9171
 kvm_emulate_instruction arch/x86/kvm/x86.c:9251 [inline]
 complete_emulated_io arch/x86/kvm/x86.c:11208 [inline]
 complete_emulated_mmio+0x70b/0x8b0 arch/x86/kvm/x86.c:11268
 kvm_arch_vcpu_ioctl_run+0x1837/0xb890 arch/x86/kvm/x86.c:11380
 kvm_vcpu_ioctl+0xbfc/0x1770 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4441
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:871 [inline]
 __se_sys_ioctl+0x225/0x410 fs/ioctl.c:857
 __x64_sys_ioctl+0x96/0xe0 fs/ioctl.c:857
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

Local variable eip created at:
 em_ret+0x37/0x130 arch/x86/kvm/emulate.c:2234
 x86_emulate_insn+0x1d87/0x5880 arch/x86/kvm/emulate.c:5292

CPU: 0 PID: 5793 Comm: syz-executor.0 Not tainted 6.8.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
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