# # requires: arch=arm64 -threaded # r0 = openat$kvm(0, &AUTO='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, AUTO, 0x0) r2 = syz_kvm_setup_syzos_vm$arm64(r1, &(0x7f0000c00000/0x400000)=nil) # Emulate a uexit with the memwrite API command: write 0 at address ARM64_ADDR_UEXIT. # r3 = syz_kvm_add_vcpu$arm64(r2, &AUTO={0x0, &AUTO=[@memwrite={AUTO, AUTO, @generic={0xdddd0000, 0x100, 0x0, 0x8}}], AUTO}, 0x0, 0x0) r4 = ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, AUTO) r5 = mmap$KVM_VCPU(&(0x7f0000009000/0x1000)=nil, r4, 0x3, 0x1, r3, 0x0) # Run till the emulated uexit. # ioctl$KVM_RUN(r3, AUTO, 0x0) syz_kvm_assert_syzos_uexit$arm64(r3, r5, 0x0) # Run till the end of guest_main(). 0xffffffffffffffff is UEXIT_END. # ioctl$KVM_RUN(r3, AUTO, 0x0) syz_kvm_assert_syzos_uexit$arm64(r3, r5, 0xffffffffffffffff)