diff options
Diffstat (limited to 'sys/linux')
| -rw-r--r-- | sys/linux/dev_kvm.txt | 8 | ||||
| -rw-r--r-- | sys/linux/test/syz_kvm_setup_cpu_arm64-msr | 12 |
2 files changed, 20 insertions, 0 deletions
diff --git a/sys/linux/dev_kvm.txt b/sys/linux/dev_kvm.txt index ace3a7330..16434a1d0 100644 --- a/sys/linux/dev_kvm.txt +++ b/sys/linux/dev_kvm.txt @@ -254,9 +254,17 @@ syzos_api_code { ret const[0xd65f03c0, int32] } [packed] +syzos_api_msr { + call const[2, int64] + size bytesize[parent, int64] + arg_reg flags[kvm_regs_arm64_sys, int64] + arg_value int64 +} + syzos_api_call [ uexit syzos_api_uexit code syzos_api_code + msr syzos_api_msr ] [varlen] kvm_text_ppc64 { diff --git a/sys/linux/test/syz_kvm_setup_cpu_arm64-msr b/sys/linux/test/syz_kvm_setup_cpu_arm64-msr new file mode 100644 index 000000000..210223d8a --- /dev/null +++ b/sys/linux/test/syz_kvm_setup_cpu_arm64-msr @@ -0,0 +1,12 @@ +# +# requires: arch=arm64 +# +r0 = openat$kvm(0, &AUTO='/dev/kvm\x00', 0x0, 0x0) +r1 = ioctl$KVM_CREATE_VM(r0, AUTO, 0x0) +r2 = ioctl$KVM_CREATE_VCPU(r1, AUTO, 0x0) +# +# 0x603000000013c600 is VBAR_EL1, it aligns the written value on 0x20. +# +syz_kvm_setup_cpu$arm64(r1, r2, &(0x7f0000e8a000/0x18000)=nil, &AUTO=[{0x0, &AUTO=[@msr={AUTO, AUTO, 0x603000000013c600, 0xfefefee0}], AUTO}], 0x1, 0x0, 0x0, 0x0) +ioctl$KVM_RUN(r2, AUTO, 0x0) +ioctl$KVM_GET_ONE_REG(r2, AUTO, &AUTO=@arm64_sys={0x603000000013c600, &AUTO}) |