# # 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$arm64(r1, &(0x7f0000c00000/0x400000)=nil) # # KVM_SET_DEVICE_ATTR: group=KVM_ARM_VM_SMCCC_CTRL, attr=KVM_ARM_VM_SMCCC_FILTER # Filter: base=0xef000000, nr_functions=0x1000, action=KVM_SMCCC_FILTER_FWD_TO_USER # (Per SMC Calling Convention, 0xef000000-0xef001000 is an SMC64 fast call reserved range) # ioctl$KVM_SET_DEVICE_ATTR_vm(r1, AUTO, &AUTO=@attr_arm64={0x0, 0x0, 0x0, &AUTO={0xef000000, 0x1000, 0x2, ""}}) r3 = syz_kvm_add_vcpu$arm64(r2, &AUTO={0x0, &AUTO=[@smc={AUTO, AUTO, {0xef000000, [0x0, 0x1, 0x2, 0x3, 0x4]}}, @hvc={AUTO, AUTO, {0xef000000, [0x0, 0x1, 0x2, 0x3, 0x4]}}], AUTO}, 0x0, 0x0) # # Run two times, because SMC and HVC will exit. # ioctl$KVM_RUN(r3, AUTO, 0x0) ioctl$KVM_RUN(r3, AUTO, 0x0) r4 = ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, AUTO) r5 = mmap$KVM_VCPU(&(0x7f0000009000/0x1000)=nil, r4, 0x3, 0x1, r3, 0x0) # Run till the end of guest_main(). 0xffffffffffffffff is UEXIT_END. # ioctl$KVM_RUN(r3, AUTO, 0x0) syz_kvm_assert_syzos_uexit$arm64(r3, r5, 0xffffffffffffffff)