idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
30,200 | static void vmx_hwapic_irr_update(struct kvm_vcpu *vcpu, int max_irr)
{
if (max_irr == -1)
return;
vmx_set_rvi(max_irr);
}
| DoS | 0 | static void vmx_hwapic_irr_update(struct kvm_vcpu *vcpu, int max_irr)
{
if (max_irr == -1)
return;
vmx_set_rvi(max_irr);
}
| @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,201 | static int __init vmx_init(void)
{
int r, i, msr;
rdmsrl_safe(MSR_EFER, &host_efer);
for (i = 0; i < NR_VMX_MSR; ++i)
kvm_define_shared_msr(i, vmx_msr_index[i]);
vmx_io_bitmap_a = (unsigned long *)__get_free_page(GFP_KERNEL);
if (!vmx_io_bitmap_a)
return -ENOMEM;
r = -ENOMEM;
vmx_io_bitmap_b = (unsigned... | DoS | 0 | static int __init vmx_init(void)
{
int r, i, msr;
rdmsrl_safe(MSR_EFER, &host_efer);
for (i = 0; i < NR_VMX_MSR; ++i)
kvm_define_shared_msr(i, vmx_msr_index[i]);
vmx_io_bitmap_a = (unsigned long *)__get_free_page(GFP_KERNEL);
if (!vmx_io_bitmap_a)
return -ENOMEM;
r = -ENOMEM;
vmx_io_bitmap_b = (unsigned... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,202 | static int vmx_interrupt_allowed(struct kvm_vcpu *vcpu)
{
if (is_guest_mode(vcpu)) {
struct vmcs12 *vmcs12 = get_vmcs12(vcpu);
if (to_vmx(vcpu)->nested.nested_run_pending)
return 0;
if (nested_exit_on_intr(vcpu)) {
nested_vmx_vmexit(vcpu);
vmcs12->vm_exit_reason =
EXIT_REASON_EXTERNAL_INTERRUPT;
... | DoS | 0 | static int vmx_interrupt_allowed(struct kvm_vcpu *vcpu)
{
if (is_guest_mode(vcpu)) {
struct vmcs12 *vmcs12 = get_vmcs12(vcpu);
if (to_vmx(vcpu)->nested.nested_run_pending)
return 0;
if (nested_exit_on_intr(vcpu)) {
nested_vmx_vmexit(vcpu);
vmcs12->vm_exit_reason =
EXIT_REASON_EXTERNAL_INTERRUPT;
... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,203 | u64 vmx_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc)
{
u64 tsc_offset;
tsc_offset = is_guest_mode(vcpu) ?
to_vmx(vcpu)->nested.vmcs01_tsc_offset :
vmcs_read64(TSC_OFFSET);
return host_tsc + tsc_offset;
}
| DoS | 0 | u64 vmx_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc)
{
u64 tsc_offset;
tsc_offset = is_guest_mode(vcpu) ?
to_vmx(vcpu)->nested.vmcs01_tsc_offset :
vmcs_read64(TSC_OFFSET);
return host_tsc + tsc_offset;
}
| @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,204 | static void vmx_save_host_state(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
int i;
if (vmx->host_state.loaded)
return;
vmx->host_state.loaded = 1;
/*
* Set host fs and gs selectors. Unfortunately, 22.2.3 does not
* allow segment selectors with cpl > 0 or ti == 1.
*/
vmx->host_state.ld... | DoS | 0 | static void vmx_save_host_state(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
int i;
if (vmx->host_state.loaded)
return;
vmx->host_state.loaded = 1;
/*
* Set host fs and gs selectors. Unfortunately, 22.2.3 does not
* allow segment selectors with cpl > 0 or ti == 1.
*/
vmx->host_state.ld... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,205 | static void vmx_set_constant_host_state(struct vcpu_vmx *vmx)
{
u32 low32, high32;
unsigned long tmpl;
struct desc_ptr dt;
vmcs_writel(HOST_CR0, read_cr0() & ~X86_CR0_TS); /* 22.2.3 */
vmcs_writel(HOST_CR4, read_cr4()); /* 22.2.3, 22.2.5 */
vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */... | DoS | 0 | static void vmx_set_constant_host_state(struct vcpu_vmx *vmx)
{
u32 low32, high32;
unsigned long tmpl;
struct desc_ptr dt;
vmcs_writel(HOST_CR0, read_cr0() & ~X86_CR0_TS); /* 22.2.3 */
vmcs_writel(HOST_CR4, read_cr4()); /* 22.2.3, 22.2.5 */
vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,206 | static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
unsigned long guest_cr3;
u64 eptp;
guest_cr3 = cr3;
if (enable_ept) {
eptp = construct_eptp(cr3);
vmcs_write64(EPT_POINTER, eptp);
guest_cr3 = is_paging(vcpu) ? kvm_read_cr3(vcpu) :
vcpu->kvm->arch.ept_identity_map_addr;
ept_load_pdptrs... | DoS | 0 | static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
unsigned long guest_cr3;
u64 eptp;
guest_cr3 = cr3;
if (enable_ept) {
eptp = construct_eptp(cr3);
vmcs_write64(EPT_POINTER, eptp);
guest_cr3 = is_paging(vcpu) ? kvm_read_cr3(vcpu) :
vcpu->kvm->arch.ept_identity_map_addr;
ept_load_pdptrs... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,207 | static int vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
unsigned long hw_cr4 = cr4 | (to_vmx(vcpu)->rmode.vm86_active ?
KVM_RMODE_VM_CR4_ALWAYS_ON : KVM_PMODE_VM_CR4_ALWAYS_ON);
if (cr4 & X86_CR4_VMXE) {
/*
* To use VMXON (and later other VMX instructions), a guest
* must first be able to tu... | DoS | 0 | static int vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
unsigned long hw_cr4 = cr4 | (to_vmx(vcpu)->rmode.vm86_active ?
KVM_RMODE_VM_CR4_ALWAYS_ON : KVM_PMODE_VM_CR4_ALWAYS_ON);
if (cr4 & X86_CR4_VMXE) {
/*
* To use VMXON (and later other VMX instructions), a guest
* must first be able to tu... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,208 | static void vmx_set_efer(struct kvm_vcpu *vcpu, u64 efer)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct shared_msr_entry *msr = find_msr_entry(vmx, MSR_EFER);
if (!msr)
return;
/*
* Force kernel_gs_base reloading before EFER changes, as control
* of this msr depends on is_long_mode().
*/
vmx_load_host_st... | DoS | 0 | static void vmx_set_efer(struct kvm_vcpu *vcpu, u64 efer)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct shared_msr_entry *msr = find_msr_entry(vmx, MSR_EFER);
if (!msr)
return;
/*
* Force kernel_gs_base reloading before EFER changes, as control
* of this msr depends on is_long_mode().
*/
vmx_load_host_st... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,209 | static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct shared_msr_entry *msr;
int ret = 0;
u32 msr_index = msr_info->index;
u64 data = msr_info->data;
switch (msr_index) {
case MSR_EFER:
ret = kvm_set_msr_common(vcpu, msr_info);
break;
#ifdef C... | DoS | 0 | static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct shared_msr_entry *msr;
int ret = 0;
u32 msr_index = msr_info->index;
u64 data = msr_info->data;
switch (msr_index) {
case MSR_EFER:
ret = kvm_set_msr_common(vcpu, msr_info);
break;
#ifdef C... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,210 | static void vmx_set_segment(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
const struct kvm_vmx_segment_field *sf = &kvm_vmx_segment_fields[seg];
vmx_segment_cache_clear(vmx);
if (seg == VCPU_SREG_CS)
__clear_bit(VCPU_EXREG_CPL, (ulong *)&vcpu->arch.regs_av... | DoS | 0 | static void vmx_set_segment(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
const struct kvm_vmx_segment_field *sf = &kvm_vmx_segment_fields[seg];
vmx_segment_cache_clear(vmx);
if (seg == VCPU_SREG_CS)
__clear_bit(VCPU_EXREG_CPL, (ulong *)&vcpu->arch.regs_av... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,211 | static int vmx_set_tss_addr(struct kvm *kvm, unsigned int addr)
{
int ret;
struct kvm_userspace_memory_region tss_mem = {
.slot = TSS_PRIVATE_MEMSLOT,
.guest_phys_addr = addr,
.memory_size = PAGE_SIZE * 3,
.flags = 0,
};
ret = kvm_set_memory_region(kvm, &tss_mem);
if (ret)
return ret;
kvm->arch.tss_add... | DoS | 0 | static int vmx_set_tss_addr(struct kvm *kvm, unsigned int addr)
{
int ret;
struct kvm_userspace_memory_region tss_mem = {
.slot = TSS_PRIVATE_MEMSLOT,
.guest_phys_addr = addr,
.memory_size = PAGE_SIZE * 3,
.flags = 0,
};
ret = kvm_set_memory_region(kvm, &tss_mem);
if (ret)
return ret;
kvm->arch.tss_add... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,212 | static int vmx_set_vmx_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
u32 msr_index = msr_info->index;
u64 data = msr_info->data;
bool host_initialized = msr_info->host_initiated;
if (!nested_vmx_allowed(vcpu))
return 0;
if (msr_index == MSR_IA32_FEATURE_CONTROL) {
if (!host_initialized &&
to_vm... | DoS | 0 | static int vmx_set_vmx_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
u32 msr_index = msr_info->index;
u64 data = msr_info->data;
bool host_initialized = msr_info->host_initiated;
if (!nested_vmx_allowed(vcpu))
return 0;
if (msr_index == MSR_IA32_FEATURE_CONTROL) {
if (!host_initialized &&
to_vm... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,213 | static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
u64 phys_addr = __pa(per_cpu(vmxarea, cpu));
if (!vmm_exclusive)
kvm_cpu_vmxon(phys_addr);
else if (vmx->loaded_vmcs->cpu != cpu)
loaded_vmcs_clear(vmx->loaded_vmcs);
if (per_cpu(current_vmcs, cpu) != vmx->loaded... | DoS | 0 | static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
u64 phys_addr = __pa(per_cpu(vmxarea, cpu));
if (!vmm_exclusive)
kvm_cpu_vmxon(phys_addr);
else if (vmx->loaded_vmcs->cpu != cpu)
loaded_vmcs_clear(vmx->loaded_vmcs);
if (per_cpu(current_vmcs, cpu) != vmx->loaded... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,214 | static void vmx_vcpu_reset(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
u64 msr;
vmx->rmode.vm86_active = 0;
vmx->soft_vnmi_blocked = 0;
vmx->vcpu.arch.regs[VCPU_REGS_RDX] = get_rdx_init_val();
kvm_set_cr8(&vmx->vcpu, 0);
msr = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
if (kvm_vcpu_is_bsp(&vmx-... | DoS | 0 | static void vmx_vcpu_reset(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
u64 msr;
vmx->rmode.vm86_active = 0;
vmx->soft_vnmi_blocked = 0;
vmx->vcpu.arch.regs[VCPU_REGS_RDX] = get_rdx_init_val();
kvm_set_cr8(&vmx->vcpu, 0);
msr = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
if (kvm_vcpu_is_bsp(&vmx-... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,215 | static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
unsigned long debugctlmsr;
/* Record the guest's net vcpu time for enforced NMI injections. */
if (unlikely(!cpu_has_virtual_nmis() && vmx->soft_vnmi_blocked))
vmx->entry_time = ktime_get();
/* Don't enter VMX if g... | DoS | 0 | static void __noclone vmx_vcpu_run(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
unsigned long debugctlmsr;
/* Record the guest's net vcpu time for enforced NMI injections. */
if (unlikely(!cpu_has_virtual_nmis() && vmx->soft_vnmi_blocked))
vmx->entry_time = ktime_get();
/* Don't enter VMX if g... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,216 | static int vmx_vcpu_setup(struct vcpu_vmx *vmx)
{
#ifdef CONFIG_X86_64
unsigned long a;
#endif
int i;
/* I/O */
vmcs_write64(IO_BITMAP_A, __pa(vmx_io_bitmap_a));
vmcs_write64(IO_BITMAP_B, __pa(vmx_io_bitmap_b));
if (enable_shadow_vmcs) {
vmcs_write64(VMREAD_BITMAP, __pa(vmx_vmread_bitmap));
vmcs_write64(VMW... | DoS | 0 | static int vmx_vcpu_setup(struct vcpu_vmx *vmx)
{
#ifdef CONFIG_X86_64
unsigned long a;
#endif
int i;
/* I/O */
vmcs_write64(IO_BITMAP_A, __pa(vmx_io_bitmap_a));
vmcs_write64(IO_BITMAP_B, __pa(vmx_io_bitmap_b));
if (enable_shadow_vmcs) {
vmcs_write64(VMREAD_BITMAP, __pa(vmx_vmread_bitmap));
vmcs_write64(VMW... | @@ -712,6 +712,7 @@ static void nested_release_page_clean(struct page *page)
kvm_release_page_clean(page);
}
+static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu);
static u64 construct_eptp(unsigned long root_hpa);
static void kvm_cpu_vmxon(u64 addr);
static void kvm_cpu_vmxoff(void);
@@ -2161,6 +2162... | CWE-20 | null | null |
30,217 | void assoc_array_cancel_edit(struct assoc_array_edit *edit)
{
struct assoc_array_ptr *ptr;
int i;
pr_devel("-->%s()\n", __func__);
/* Clean up after an out of memory error */
for (i = 0; i < ARRAY_SIZE(edit->new_meta); i++) {
ptr = edit->new_meta[i];
if (ptr) {
if (assoc_array_ptr_is_node(ptr))
kfree(... | DoS | 0 | void assoc_array_cancel_edit(struct assoc_array_edit *edit)
{
struct assoc_array_ptr *ptr;
int i;
pr_devel("-->%s()\n", __func__);
/* Clean up after an out of memory error */
for (i = 0; i < ARRAY_SIZE(edit->new_meta); i++) {
ptr = edit->new_meta[i];
if (ptr) {
if (assoc_array_ptr_is_node(ptr))
kfree(... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,218 | struct assoc_array_edit *assoc_array_clear(struct assoc_array *array,
const struct assoc_array_ops *ops)
{
struct assoc_array_edit *edit;
pr_devel("-->%s()\n", __func__);
if (!array->root)
return NULL;
edit = kzalloc(sizeof(struct assoc_array_edit), GFP_KERNEL);
if (!edit)
return ERR_PTR(-ENOMEM);
... | DoS | 0 | struct assoc_array_edit *assoc_array_clear(struct assoc_array *array,
const struct assoc_array_ops *ops)
{
struct assoc_array_edit *edit;
pr_devel("-->%s()\n", __func__);
if (!array->root)
return NULL;
edit = kzalloc(sizeof(struct assoc_array_edit), GFP_KERNEL);
if (!edit)
return ERR_PTR(-ENOMEM);
... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,219 | static int assoc_array_delete_collapse_iterator(const void *leaf,
void *iterator_data)
{
struct assoc_array_delete_collapse_context *collapse = iterator_data;
if (leaf == collapse->skip_leaf)
return 0;
BUG_ON(collapse->slot >= ASSOC_ARRAY_FAN_OUT);
collapse->node->slots[collapse->slot++] = assoc_array_le... | DoS | 0 | static int assoc_array_delete_collapse_iterator(const void *leaf,
void *iterator_data)
{
struct assoc_array_delete_collapse_context *collapse = iterator_data;
if (leaf == collapse->skip_leaf)
return 0;
BUG_ON(collapse->slot >= ASSOC_ARRAY_FAN_OUT);
collapse->node->slots[collapse->slot++] = assoc_array_le... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,220 | static void assoc_array_destroy_subtree(struct assoc_array_ptr *root,
const struct assoc_array_ops *ops)
{
struct assoc_array_shortcut *shortcut;
struct assoc_array_node *node;
struct assoc_array_ptr *cursor, *parent = NULL;
int slot = -1;
pr_devel("-->%s()\n", __func__);
cursor = root;
if (!cursor) {
p... | DoS | 0 | static void assoc_array_destroy_subtree(struct assoc_array_ptr *root,
const struct assoc_array_ops *ops)
{
struct assoc_array_shortcut *shortcut;
struct assoc_array_node *node;
struct assoc_array_ptr *cursor, *parent = NULL;
int slot = -1;
pr_devel("-->%s()\n", __func__);
cursor = root;
if (!cursor) {
p... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,221 | struct assoc_array_edit *assoc_array_insert(struct assoc_array *array,
const struct assoc_array_ops *ops,
const void *index_key,
void *object)
{
struct assoc_array_walk_result result;
struct assoc_array_edit *edit;
pr_devel("-->%s()\n", __func__);
/* The leaf pointer we're given must no... | DoS | 0 | struct assoc_array_edit *assoc_array_insert(struct assoc_array *array,
const struct assoc_array_ops *ops,
const void *index_key,
void *object)
{
struct assoc_array_walk_result result;
struct assoc_array_edit *edit;
pr_devel("-->%s()\n", __func__);
/* The leaf pointer we're given must no... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,222 | static bool assoc_array_insert_in_empty_tree(struct assoc_array_edit *edit)
{
struct assoc_array_node *new_n0;
pr_devel("-->%s()\n", __func__);
new_n0 = kzalloc(sizeof(struct assoc_array_node), GFP_KERNEL);
if (!new_n0)
return false;
edit->new_meta[0] = assoc_array_node_to_ptr(new_n0);
edit->leaf_p = &new_n0... | DoS | 0 | static bool assoc_array_insert_in_empty_tree(struct assoc_array_edit *edit)
{
struct assoc_array_node *new_n0;
pr_devel("-->%s()\n", __func__);
new_n0 = kzalloc(sizeof(struct assoc_array_node), GFP_KERNEL);
if (!new_n0)
return false;
edit->new_meta[0] = assoc_array_node_to_ptr(new_n0);
edit->leaf_p = &new_n0... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,223 | static bool assoc_array_insert_into_terminal_node(struct assoc_array_edit *edit,
const struct assoc_array_ops *ops,
const void *index_key,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut, *new_s0;
struct assoc_array_node *node, *new_n0, *new_n1, *side;
struct a... | DoS | 0 | static bool assoc_array_insert_into_terminal_node(struct assoc_array_edit *edit,
const struct assoc_array_ops *ops,
const void *index_key,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut, *new_s0;
struct assoc_array_node *node, *new_n0, *new_n1, *side;
struct a... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,224 | static bool assoc_array_insert_mid_shortcut(struct assoc_array_edit *edit,
const struct assoc_array_ops *ops,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut, *new_s0, *new_s1;
struct assoc_array_node *node, *new_n0, *side;
unsigned long sc_segments, dissimilarity, b... | DoS | 0 | static bool assoc_array_insert_mid_shortcut(struct assoc_array_edit *edit,
const struct assoc_array_ops *ops,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut, *new_s0, *new_s1;
struct assoc_array_node *node, *new_n0, *side;
unsigned long sc_segments, dissimilarity, b... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,225 | void assoc_array_insert_set_object(struct assoc_array_edit *edit, void *object)
{
BUG_ON(!object);
edit->leaf = assoc_array_leaf_to_ptr(object);
}
| DoS | 0 | void assoc_array_insert_set_object(struct assoc_array_edit *edit, void *object)
{
BUG_ON(!object);
edit->leaf = assoc_array_leaf_to_ptr(object);
}
| @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,226 | int assoc_array_iterate(const struct assoc_array *array,
int (*iterator)(const void *object,
void *iterator_data),
void *iterator_data)
{
struct assoc_array_ptr *root = ACCESS_ONCE(array->root);
if (!root)
return 0;
return assoc_array_subtree_iterate(root, NULL, iterator, iterator_data);
}
| DoS | 0 | int assoc_array_iterate(const struct assoc_array *array,
int (*iterator)(const void *object,
void *iterator_data),
void *iterator_data)
{
struct assoc_array_ptr *root = ACCESS_ONCE(array->root);
if (!root)
return 0;
return assoc_array_subtree_iterate(root, NULL, iterator, iterator_data);
}
| @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,227 | static void assoc_array_rcu_cleanup(struct rcu_head *head)
{
struct assoc_array_edit *edit =
container_of(head, struct assoc_array_edit, rcu);
int i;
pr_devel("-->%s()\n", __func__);
if (edit->dead_leaf)
edit->ops->free_object(assoc_array_ptr_to_leaf(edit->dead_leaf));
for (i = 0; i < ARRAY_SIZE(edit->excise... | DoS | 0 | static void assoc_array_rcu_cleanup(struct rcu_head *head)
{
struct assoc_array_edit *edit =
container_of(head, struct assoc_array_edit, rcu);
int i;
pr_devel("-->%s()\n", __func__);
if (edit->dead_leaf)
edit->ops->free_object(assoc_array_ptr_to_leaf(edit->dead_leaf));
for (i = 0; i < ARRAY_SIZE(edit->excise... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,228 | static int assoc_array_subtree_iterate(const struct assoc_array_ptr *root,
const struct assoc_array_ptr *stop,
int (*iterator)(const void *leaf,
void *iterator_data),
void *iterator_data)
{
const struct assoc_array_shortcut *shortcut;
const struct assoc_array_node *node;
... | DoS | 0 | static int assoc_array_subtree_iterate(const struct assoc_array_ptr *root,
const struct assoc_array_ptr *stop,
int (*iterator)(const void *leaf,
void *iterator_data),
void *iterator_data)
{
const struct assoc_array_shortcut *shortcut;
const struct assoc_array_node *node;
... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,229 | assoc_array_walk(const struct assoc_array *array,
const struct assoc_array_ops *ops,
const void *index_key,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut;
struct assoc_array_node *node;
struct assoc_array_ptr *cursor, *ptr;
unsigned long sc_segments, dissimilarity;
unsign... | DoS | 0 | assoc_array_walk(const struct assoc_array *array,
const struct assoc_array_ops *ops,
const void *index_key,
struct assoc_array_walk_result *result)
{
struct assoc_array_shortcut *shortcut;
struct assoc_array_node *node;
struct assoc_array_ptr *cursor, *ptr;
unsigned long sc_segments, dissimilarity;
unsign... | @@ -1723,11 +1723,13 @@ int assoc_array_gc(struct assoc_array *array,
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);... | null | null | null |
30,230 | static void create_pit_timer(struct kvm *kvm, u32 val, int is_period)
{
struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
s64 interval;
if (!irqchip_in_kernel(kvm) || ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)
return;
interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ);
pr_debug("create pit timer, interval... | DoS | 0 | static void create_pit_timer(struct kvm *kvm, u32 val, int is_period)
{
struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
s64 interval;
if (!irqchip_in_kernel(kvm) || ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)
return;
interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ);
pr_debug("create pit timer, interval... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,231 | static void destroy_pit_timer(struct kvm_pit *pit)
{
hrtimer_cancel(&pit->pit_state.timer);
flush_kthread_work(&pit->expired);
}
| DoS | 0 | static void destroy_pit_timer(struct kvm_pit *pit)
{
hrtimer_cancel(&pit->pit_state.timer);
flush_kthread_work(&pit->expired);
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,232 | static inline struct kvm_pit *dev_to_pit(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_pit, dev);
}
| DoS | 0 | static inline struct kvm_pit *dev_to_pit(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_pit, dev);
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,233 | void kvm_free_pit(struct kvm *kvm)
{
struct hrtimer *timer;
if (kvm->arch.vpit) {
kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &kvm->arch.vpit->dev);
kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS,
&kvm->arch.vpit->speaker_dev);
kvm_unregister_irq_mask_notifier(kvm, 0,
&kvm->arch.vpit->mask_n... | DoS | 0 | void kvm_free_pit(struct kvm *kvm)
{
struct hrtimer *timer;
if (kvm->arch.vpit) {
kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &kvm->arch.vpit->dev);
kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS,
&kvm->arch.vpit->speaker_dev);
kvm_unregister_irq_mask_notifier(kvm, 0,
&kvm->arch.vpit->mask_n... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,234 | static void kvm_pit_ack_irq(struct kvm_irq_ack_notifier *kian)
{
struct kvm_kpit_state *ps = container_of(kian, struct kvm_kpit_state,
irq_ack_notifier);
int value;
spin_lock(&ps->inject_lock);
value = atomic_dec_return(&ps->pending);
if (value < 0)
/* spurious acks can be generated if, for example, the
... | DoS | 0 | static void kvm_pit_ack_irq(struct kvm_irq_ack_notifier *kian)
{
struct kvm_kpit_state *ps = container_of(kian, struct kvm_kpit_state,
irq_ack_notifier);
int value;
spin_lock(&ps->inject_lock);
value = atomic_dec_return(&ps->pending);
if (value < 0)
/* spurious acks can be generated if, for example, the
... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,235 | void kvm_pit_load_count(struct kvm *kvm, int channel, u32 val, int hpet_legacy_start)
{
u8 saved_mode;
if (hpet_legacy_start) {
/* save existing mode for later reenablement */
saved_mode = kvm->arch.vpit->pit_state.channels[0].mode;
kvm->arch.vpit->pit_state.channels[0].mode = 0xff; /* disable timer */
pit_lo... | DoS | 0 | void kvm_pit_load_count(struct kvm *kvm, int channel, u32 val, int hpet_legacy_start)
{
u8 saved_mode;
if (hpet_legacy_start) {
/* save existing mode for later reenablement */
saved_mode = kvm->arch.vpit->pit_state.channels[0].mode;
kvm->arch.vpit->pit_state.channels[0].mode = 0xff; /* disable timer */
pit_lo... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,236 | void kvm_pit_reset(struct kvm_pit *pit)
{
int i;
struct kvm_kpit_channel_state *c;
mutex_lock(&pit->pit_state.lock);
pit->pit_state.flags = 0;
for (i = 0; i < 3; i++) {
c = &pit->pit_state.channels[i];
c->mode = 0xff;
c->gate = (i != 2);
pit_load_count(pit->kvm, i, 0);
}
mutex_unlock(&pit->pit_state.loc... | DoS | 0 | void kvm_pit_reset(struct kvm_pit *pit)
{
int i;
struct kvm_kpit_channel_state *c;
mutex_lock(&pit->pit_state.lock);
pit->pit_state.flags = 0;
for (i = 0; i < 3; i++) {
c = &pit->pit_state.channels[i];
c->mode = 0xff;
c->gate = (i != 2);
pit_load_count(pit->kvm, i, 0);
}
mutex_unlock(&pit->pit_state.loc... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,237 | static u64 muldiv64(u64 a, u32 b, u32 c)
{
union {
u64 ll;
struct {
u32 low, high;
} l;
} u, res;
u64 rl, rh;
u.ll = a;
rl = (u64)u.l.low * (u64)b;
rh = (u64)u.l.high * (u64)b;
rh += (rl >> 32);
res.l.high = div64_u64(rh, c);
res.l.low = div64_u64(((mod_64(rh, c) << 32) + (rl & 0xffffffff)), c);
ret... | DoS | 0 | static u64 muldiv64(u64 a, u32 b, u32 c)
{
union {
u64 ll;
struct {
u32 low, high;
} l;
} u, res;
u64 rl, rh;
u.ll = a;
rl = (u64)u.l.low * (u64)b;
rh = (u64)u.l.high * (u64)b;
rh += (rl >> 32);
res.l.high = div64_u64(rh, c);
res.l.low = div64_u64(((mod_64(rh, c) << 32) + (rl & 0xffffffff)), c);
ret... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,238 | static void pit_do_work(struct kthread_work *work)
{
struct kvm_pit *pit = container_of(work, struct kvm_pit, expired);
struct kvm *kvm = pit->kvm;
struct kvm_vcpu *vcpu;
int i;
struct kvm_kpit_state *ps = &pit->pit_state;
int inject = 0;
/* Try to inject pending interrupts when
* last one has been acked.
*... | DoS | 0 | static void pit_do_work(struct kthread_work *work)
{
struct kvm_pit *pit = container_of(work, struct kvm_pit, expired);
struct kvm *kvm = pit->kvm;
struct kvm_vcpu *vcpu;
int i;
struct kvm_kpit_state *ps = &pit->pit_state;
int inject = 0;
/* Try to inject pending interrupts when
* last one has been acked.
*... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,239 | static int pit_get_count(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
s64 d, t;
int counter;
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
t = kpit_elapsed(kvm, c, channel);
d = muldiv64(t, KVM_PIT_FREQ, NSEC_PER_SEC);
switch ... | DoS | 0 | static int pit_get_count(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
s64 d, t;
int counter;
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
t = kpit_elapsed(kvm, c, channel);
d = muldiv64(t, KVM_PIT_FREQ, NSEC_PER_SEC);
switch ... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,240 | static int pit_get_gate(struct kvm *kvm, int channel)
{
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
return kvm->arch.vpit->pit_state.channels[channel].gate;
}
| DoS | 0 | static int pit_get_gate(struct kvm *kvm, int channel)
{
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
return kvm->arch.vpit->pit_state.channels[channel].gate;
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,241 | static int pit_get_out(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
s64 d, t;
int out;
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
t = kpit_elapsed(kvm, c, channel);
d = muldiv64(t, KVM_PIT_FREQ, NSEC_PER_SEC);
switch (c->mo... | DoS | 0 | static int pit_get_out(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
s64 d, t;
int out;
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
t = kpit_elapsed(kvm, c, channel);
d = muldiv64(t, KVM_PIT_FREQ, NSEC_PER_SEC);
switch (c->mo... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,242 | static inline int pit_in_range(gpa_t addr)
{
return ((addr >= KVM_PIT_BASE_ADDRESS) &&
(addr < KVM_PIT_BASE_ADDRESS + KVM_PIT_MEM_LENGTH));
}
| DoS | 0 | static inline int pit_in_range(gpa_t addr)
{
return ((addr >= KVM_PIT_BASE_ADDRESS) &&
(addr < KVM_PIT_BASE_ADDRESS + KVM_PIT_MEM_LENGTH));
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,243 | static int pit_ioport_read(struct kvm_io_device *this,
gpa_t addr, int len, void *data)
{
struct kvm_pit *pit = dev_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
int ret, count;
struct kvm_kpit_channel_state *s;
if (!pit_in_range(addr))
return -EOPNOTSUPP;
... | DoS | 0 | static int pit_ioport_read(struct kvm_io_device *this,
gpa_t addr, int len, void *data)
{
struct kvm_pit *pit = dev_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
int ret, count;
struct kvm_kpit_channel_state *s;
if (!pit_in_range(addr))
return -EOPNOTSUPP;
... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,244 | static int pit_ioport_write(struct kvm_io_device *this,
gpa_t addr, int len, const void *data)
{
struct kvm_pit *pit = dev_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
int channel, access;
struct kvm_kpit_channel_state *s;
u32 val = *(u32 *) data;
if (!pit_... | DoS | 0 | static int pit_ioport_write(struct kvm_io_device *this,
gpa_t addr, int len, const void *data)
{
struct kvm_pit *pit = dev_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
int channel, access;
struct kvm_kpit_channel_state *s;
u32 val = *(u32 *) data;
if (!pit_... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,245 | static void pit_latch_count(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
if (!c->count_latched) {
c->latched_count = pit_get_count(kvm, channel);
c->count_latched = c->rw_mode;
}
}... | DoS | 0 | static void pit_latch_count(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
if (!c->count_latched) {
c->latched_count = pit_get_count(kvm, channel);
c->count_latched = c->rw_mode;
}
}... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,246 | static void pit_latch_status(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
if (!c->status_latched) {
/* TODO: Return NULL COUNT (bit 6). */
c->status = ((pit_get_out(kvm, channel) <<... | DoS | 0 | static void pit_latch_status(struct kvm *kvm, int channel)
{
struct kvm_kpit_channel_state *c =
&kvm->arch.vpit->pit_state.channels[channel];
WARN_ON(!mutex_is_locked(&kvm->arch.vpit->pit_state.lock));
if (!c->status_latched) {
/* TODO: Return NULL COUNT (bit 6). */
c->status = ((pit_get_out(kvm, channel) <<... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,247 | static void pit_load_count(struct kvm *kvm, int channel, u32 val)
{
struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
WARN_ON(!mutex_is_locked(&ps->lock));
pr_debug("load_count val is %d, channel is %d\n", val, channel);
/*
* The largest possible initial count is 0; this is equivalent
* to 216 for bina... | DoS | 0 | static void pit_load_count(struct kvm *kvm, int channel, u32 val)
{
struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
WARN_ON(!mutex_is_locked(&ps->lock));
pr_debug("load_count val is %d, channel is %d\n", val, channel);
/*
* The largest possible initial count is 0; this is equivalent
* to 216 for bina... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,248 | static void pit_mask_notifer(struct kvm_irq_mask_notifier *kimn, bool mask)
{
struct kvm_pit *pit = container_of(kimn, struct kvm_pit, mask_notifier);
if (!mask) {
atomic_set(&pit->pit_state.pending, 0);
pit->pit_state.irq_ack = 1;
}
}
| DoS | 0 | static void pit_mask_notifer(struct kvm_irq_mask_notifier *kimn, bool mask)
{
struct kvm_pit *pit = container_of(kimn, struct kvm_pit, mask_notifier);
if (!mask) {
atomic_set(&pit->pit_state.pending, 0);
pit->pit_state.irq_ack = 1;
}
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,249 | static enum hrtimer_restart pit_timer_fn(struct hrtimer *data)
{
struct kvm_kpit_state *ps = container_of(data, struct kvm_kpit_state, timer);
struct kvm_pit *pt = ps->kvm->arch.vpit;
if (ps->reinject || !atomic_read(&ps->pending)) {
atomic_inc(&ps->pending);
queue_kthread_work(&pt->worker, &pt->expired);
}
... | DoS | 0 | static enum hrtimer_restart pit_timer_fn(struct hrtimer *data)
{
struct kvm_kpit_state *ps = container_of(data, struct kvm_kpit_state, timer);
struct kvm_pit *pt = ps->kvm->arch.vpit;
if (ps->reinject || !atomic_read(&ps->pending)) {
atomic_inc(&ps->pending);
queue_kthread_work(&pt->worker, &pt->expired);
}
... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,250 | static int speaker_ioport_read(struct kvm_io_device *this,
gpa_t addr, int len, void *data)
{
struct kvm_pit *pit = speaker_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
unsigned int refresh_clock;
int ret;
if (addr != KVM_SPEAKER_BASE_ADDRESS)
return -E... | DoS | 0 | static int speaker_ioport_read(struct kvm_io_device *this,
gpa_t addr, int len, void *data)
{
struct kvm_pit *pit = speaker_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
unsigned int refresh_clock;
int ret;
if (addr != KVM_SPEAKER_BASE_ADDRESS)
return -E... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,251 | static int speaker_ioport_write(struct kvm_io_device *this,
gpa_t addr, int len, const void *data)
{
struct kvm_pit *pit = speaker_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
u32 val = *(u32 *) data;
if (addr != KVM_SPEAKER_BASE_ADDRESS)
return -EOPNOTSUPP;
... | DoS | 0 | static int speaker_ioport_write(struct kvm_io_device *this,
gpa_t addr, int len, const void *data)
{
struct kvm_pit *pit = speaker_to_pit(this);
struct kvm_kpit_state *pit_state = &pit->pit_state;
struct kvm *kvm = pit->kvm;
u32 val = *(u32 *) data;
if (addr != KVM_SPEAKER_BASE_ADDRESS)
return -EOPNOTSUPP;
... | @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,252 | static inline struct kvm_pit *speaker_to_pit(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_pit, speaker_dev);
}
| DoS | 0 | static inline struct kvm_pit *speaker_to_pit(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_pit, speaker_dev);
}
| @@ -262,8 +262,10 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu)
return;
timer = &pit->pit_state.timer;
+ mutex_lock(&pit->pit_state.lock);
if (hrtimer_cancel(timer))
hrtimer_start_expires(timer, HRTIMER_MODE_ABS);
+ mutex_unlock(&pit->pit_state.lock);
}
static void destroy_pit_timer(struct kvm_... | CWE-362 | null | null |
30,253 | static u64 __scale_tsc(u64 ratio, u64 tsc)
{
u64 mult, frac, _tsc;
mult = ratio >> 32;
frac = ratio & ((1ULL << 32) - 1);
_tsc = tsc;
_tsc *= mult;
_tsc += (tsc >> 32) * frac;
_tsc += ((tsc & ((1ULL << 32) - 1)) * frac) >> 32;
return _tsc;
}
| DoS | 0 | static u64 __scale_tsc(u64 ratio, u64 tsc)
{
u64 mult, frac, _tsc;
mult = ratio >> 32;
frac = ratio & ((1ULL << 32) - 1);
_tsc = tsc;
_tsc *= mult;
_tsc += (tsc >> 32) * frac;
_tsc += ((tsc & ((1ULL << 32) - 1)) * frac) >> 32;
return _tsc;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,254 | static void add_msr_offset(u32 offset)
{
int i;
for (i = 0; i < MSRPM_OFFSETS; ++i) {
/* Offset already in list? */
if (msrpm_offsets[i] == offset)
return;
/* Slot used by another offset? */
if (msrpm_offsets[i] != MSR_INVALID)
continue;
/* Add offset to list */
msrpm_offsets[i] = offset;
ret... | DoS | 0 | static void add_msr_offset(u32 offset)
{
int i;
for (i = 0; i < MSRPM_OFFSETS; ++i) {
/* Offset already in list? */
if (msrpm_offsets[i] == offset)
return;
/* Slot used by another offset? */
if (msrpm_offsets[i] != MSR_INVALID)
continue;
/* Add offset to list */
msrpm_offsets[i] = offset;
ret... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,255 | static int bp_interception(struct vcpu_svm *svm)
{
struct kvm_run *kvm_run = svm->vcpu.run;
kvm_run->exit_reason = KVM_EXIT_DEBUG;
kvm_run->debug.arch.pc = svm->vmcb->save.cs.base + svm->vmcb->save.rip;
kvm_run->debug.arch.exception = BP_VECTOR;
return 0;
}
| DoS | 0 | static int bp_interception(struct vcpu_svm *svm)
{
struct kvm_run *kvm_run = svm->vcpu.run;
kvm_run->exit_reason = KVM_EXIT_DEBUG;
kvm_run->debug.arch.pc = svm->vmcb->save.cs.base + svm->vmcb->save.rip;
kvm_run->debug.arch.exception = BP_VECTOR;
return 0;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,256 | bool check_selective_cr0_intercepted(struct vcpu_svm *svm, unsigned long val)
{
unsigned long cr0 = svm->vcpu.arch.cr0;
bool ret = false;
u64 intercept;
intercept = svm->nested.intercept;
if (!is_guest_mode(&svm->vcpu) ||
(!(intercept & (1ULL << INTERCEPT_SELECTIVE_CR0))))
return false;
cr0 &= ~SVM_CR0_... | DoS | 0 | bool check_selective_cr0_intercepted(struct vcpu_svm *svm, unsigned long val)
{
unsigned long cr0 = svm->vcpu.arch.cr0;
bool ret = false;
u64 intercept;
intercept = svm->nested.intercept;
if (!is_guest_mode(&svm->vcpu) ||
(!(intercept & (1ULL << INTERCEPT_SELECTIVE_CR0))))
return false;
cr0 &= ~SVM_CR0_... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,257 | static inline void clgi(void)
{
asm volatile (__ex(SVM_CLGI));
}
| DoS | 0 | static inline void clgi(void)
{
asm volatile (__ex(SVM_CLGI));
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,258 | static int clgi_interception(struct vcpu_svm *svm)
{
if (nested_svm_check_permissions(svm))
return 1;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 3;
skip_emulated_instruction(&svm->vcpu);
disable_gif(svm);
/* After a CLGI no interrupts should come */
svm_clear_vintr(svm);
svm->vmcb->control.int_ctl &= ~V_IRQ... | DoS | 0 | static int clgi_interception(struct vcpu_svm *svm)
{
if (nested_svm_check_permissions(svm))
return 1;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 3;
skip_emulated_instruction(&svm->vcpu);
disable_gif(svm);
/* After a CLGI no interrupts should come */
svm_clear_vintr(svm);
svm->vmcb->control.int_ctl &= ~V_IRQ... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,259 | static inline void clr_dr_intercepts(struct vcpu_svm *svm)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept_dr = 0;
recalc_intercepts(svm);
}
| DoS | 0 | static inline void clr_dr_intercepts(struct vcpu_svm *svm)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept_dr = 0;
recalc_intercepts(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,260 | static inline void clr_exception_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept_exceptions &= ~(1U << bit);
recalc_intercepts(svm);
}
| DoS | 0 | static inline void clr_exception_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept_exceptions &= ~(1U << bit);
recalc_intercepts(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,261 | static inline void clr_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept &= ~(1ULL << bit);
recalc_intercepts(svm);
}
| DoS | 0 | static inline void clr_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
vmcb->control.intercept &= ~(1ULL << bit);
recalc_intercepts(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,262 | static int cr8_write_interception(struct vcpu_svm *svm)
{
struct kvm_run *kvm_run = svm->vcpu.run;
int r;
u8 cr8_prev = kvm_get_cr8(&svm->vcpu);
/* instruction emulation calls kvm_set_cr8() */
r = cr_interception(svm);
if (irqchip_in_kernel(svm->vcpu.kvm))
return r;
if (cr8_prev <= kvm_get_cr8(&svm->vcpu))
... | DoS | 0 | static int cr8_write_interception(struct vcpu_svm *svm)
{
struct kvm_run *kvm_run = svm->vcpu.run;
int r;
u8 cr8_prev = kvm_get_cr8(&svm->vcpu);
/* instruction emulation calls kvm_set_cr8() */
r = cr_interception(svm);
if (irqchip_in_kernel(svm->vcpu.kvm))
return r;
if (cr8_prev <= kvm_get_cr8(&svm->vcpu))
... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,263 | static void dump_vmcb(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct vmcb_control_area *control = &svm->vmcb->control;
struct vmcb_save_area *save = &svm->vmcb->save;
pr_err("VMCB Control Area:\n");
pr_err("%-20s%04x\n", "cr_read:", control->intercept_cr & 0xffff);
pr_err("%-20s%04x\n", "cr... | DoS | 0 | static void dump_vmcb(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct vmcb_control_area *control = &svm->vmcb->control;
struct vmcb_save_area *save = &svm->vmcb->save;
pr_err("VMCB Control Area:\n");
pr_err("%-20s%04x\n", "cr_read:", control->intercept_cr & 0xffff);
pr_err("%-20s%04x\n", "cr... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,264 | static int emulate_on_interception(struct vcpu_svm *svm)
{
return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
}
| DoS | 0 | static int emulate_on_interception(struct vcpu_svm *svm)
{
return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,265 | static inline void enable_gif(struct vcpu_svm *svm)
{
svm->vcpu.arch.hflags |= HF_GIF_MASK;
}
| DoS | 0 | static inline void enable_gif(struct vcpu_svm *svm)
{
svm->vcpu.arch.hflags |= HF_GIF_MASK;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,266 | static void enable_irq_window(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
/*
* In case GIF=0 we can't rely on the CPU to tell us when GIF becomes
* 1, because that's a separate STGI/VMRUN intercept. The next time we
* get that intercept, this function will be called again though and
* we'l... | DoS | 0 | static void enable_irq_window(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
/*
* In case GIF=0 we can't rely on the CPU to tell us when GIF becomes
* 1, because that's a separate STGI/VMRUN intercept. The next time we
* get that intercept, this function will be called again though and
* we'l... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,267 | static void enable_nmi_window(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
if ((svm->vcpu.arch.hflags & (HF_NMI_MASK | HF_IRET_MASK))
== HF_NMI_MASK)
return; /* IRET will cause a vm exit */
/*
* Something prevents NMI from been injected. Single step over possible
* problem (IRET or exce... | DoS | 0 | static void enable_nmi_window(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
if ((svm->vcpu.arch.hflags & (HF_NMI_MASK | HF_IRET_MASK))
== HF_NMI_MASK)
return; /* IRET will cause a vm exit */
/*
* Something prevents NMI from been injected. Single step over possible
* problem (IRET or exce... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,268 | static inline struct vmcb *get_host_vmcb(struct vcpu_svm *svm)
{
if (is_guest_mode(&svm->vcpu))
return svm->nested.hsave;
else
return svm->vmcb;
}
| DoS | 0 | static inline struct vmcb *get_host_vmcb(struct vcpu_svm *svm)
{
if (is_guest_mode(&svm->vcpu))
return svm->nested.hsave;
else
return svm->vmcb;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,269 | static inline bool gif_set(struct vcpu_svm *svm)
{
return !!(svm->vcpu.arch.hflags & HF_GIF_MASK);
}
| DoS | 0 | static inline bool gif_set(struct vcpu_svm *svm)
{
return !!(svm->vcpu.arch.hflags & HF_GIF_MASK);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,270 | static int halt_interception(struct vcpu_svm *svm)
{
svm->next_rip = kvm_rip_read(&svm->vcpu) + 1;
skip_emulated_instruction(&svm->vcpu);
return kvm_emulate_halt(&svm->vcpu);
}
| DoS | 0 | static int halt_interception(struct vcpu_svm *svm)
{
svm->next_rip = kvm_rip_read(&svm->vcpu) + 1;
skip_emulated_instruction(&svm->vcpu);
return kvm_emulate_halt(&svm->vcpu);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,271 | static int handle_exit(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct kvm_run *kvm_run = vcpu->run;
u32 exit_code = svm->vmcb->control.exit_code;
if (!is_cr_intercept(svm, INTERCEPT_CR0_WRITE))
vcpu->arch.cr0 = svm->vmcb->save.cr0;
if (npt_enabled)
vcpu->arch.cr3 = svm->vmcb->save.cr3;
... | DoS | 0 | static int handle_exit(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
struct kvm_run *kvm_run = vcpu->run;
u32 exit_code = svm->vmcb->control.exit_code;
if (!is_cr_intercept(svm, INTERCEPT_CR0_WRITE))
vcpu->arch.cr0 = svm->vmcb->save.cr0;
if (npt_enabled)
vcpu->arch.cr3 = svm->vmcb->save.cr3;
... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,272 | static int has_svm(void)
{
const char *msg;
if (!cpu_has_svm(&msg)) {
printk(KERN_INFO "has_svm: %s\n", msg);
return 0;
}
return 1;
}
| DoS | 0 | static int has_svm(void)
{
const char *msg;
if (!cpu_has_svm(&msg)) {
printk(KERN_INFO "has_svm: %s\n", msg);
return 0;
}
return 1;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,273 | static void init_seg(struct vmcb_seg *seg)
{
seg->selector = 0;
seg->attrib = SVM_SELECTOR_P_MASK | SVM_SELECTOR_S_MASK |
SVM_SELECTOR_WRITE_MASK; /* Read/Write Data Segment */
seg->limit = 0xffff;
seg->base = 0;
}
| DoS | 0 | static void init_seg(struct vmcb_seg *seg)
{
seg->selector = 0;
seg->attrib = SVM_SELECTOR_P_MASK | SVM_SELECTOR_S_MASK |
SVM_SELECTOR_WRITE_MASK; /* Read/Write Data Segment */
seg->limit = 0xffff;
seg->base = 0;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,274 | static void init_sys_seg(struct vmcb_seg *seg, uint32_t type)
{
seg->selector = 0;
seg->attrib = SVM_SELECTOR_P_MASK | type;
seg->limit = 0xffff;
seg->base = 0;
}
| DoS | 0 | static void init_sys_seg(struct vmcb_seg *seg, uint32_t type)
{
seg->selector = 0;
seg->attrib = SVM_SELECTOR_P_MASK | type;
seg->limit = 0xffff;
seg->base = 0;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,275 | static int invlpg_interception(struct vcpu_svm *svm)
{
if (!static_cpu_has(X86_FEATURE_DECODEASSISTS))
return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
kvm_mmu_invlpg(&svm->vcpu, svm->vmcb->control.exit_info_1);
skip_emulated_instruction(&svm->vcpu);
return 1;
}
| DoS | 0 | static int invlpg_interception(struct vcpu_svm *svm)
{
if (!static_cpu_has(X86_FEATURE_DECODEASSISTS))
return emulate_instruction(&svm->vcpu, 0) == EMULATE_DONE;
kvm_mmu_invlpg(&svm->vcpu, svm->vmcb->control.exit_info_1);
skip_emulated_instruction(&svm->vcpu);
return 1;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,276 | static int invlpga_interception(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
trace_kvm_invlpga(svm->vmcb->save.rip, vcpu->arch.regs[VCPU_REGS_RCX],
vcpu->arch.regs[VCPU_REGS_RAX]);
/* Let's treat INVLPGA the same as INVLPG (can be optimized!) */
kvm_mmu_invlpg(vcpu, vcpu->arch.regs[VCPU_REGS_R... | DoS | 0 | static int invlpga_interception(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
trace_kvm_invlpga(svm->vmcb->save.rip, vcpu->arch.regs[VCPU_REGS_RCX],
vcpu->arch.regs[VCPU_REGS_RAX]);
/* Let's treat INVLPGA the same as INVLPG (can be optimized!) */
kvm_mmu_invlpg(vcpu, vcpu->arch.regs[VCPU_REGS_R... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,277 | static int io_interception(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
u32 io_info = svm->vmcb->control.exit_info_1; /* address size bug? */
int size, in, string;
unsigned port;
++svm->vcpu.stat.io_exits;
string = (io_info & SVM_IOIO_STR_MASK) != 0;
in = (io_info & SVM_IOIO_TYPE_MASK) != 0;
if ... | DoS | 0 | static int io_interception(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
u32 io_info = svm->vmcb->control.exit_info_1; /* address size bug? */
int size, in, string;
unsigned port;
++svm->vcpu.stat.io_exits;
string = (io_info & SVM_IOIO_STR_MASK) != 0;
in = (io_info & SVM_IOIO_TYPE_MASK) != 0;
if ... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,278 | static inline bool is_cr_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
return vmcb->control.intercept_cr & (1U << bit);
}
| DoS | 0 | static inline bool is_cr_intercept(struct vcpu_svm *svm, int bit)
{
struct vmcb *vmcb = get_host_vmcb(svm);
return vmcb->control.intercept_cr & (1U << bit);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,279 | static int is_disabled(void)
{
u64 vm_cr;
rdmsrl(MSR_VM_CR, vm_cr);
if (vm_cr & (1 << SVM_VM_CR_SVM_DISABLE))
return 1;
return 0;
}
| DoS | 0 | static int is_disabled(void)
{
u64 vm_cr;
rdmsrl(MSR_VM_CR, vm_cr);
if (vm_cr & (1 << SVM_VM_CR_SVM_DISABLE))
return 1;
return 0;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,280 | static int is_external_interrupt(u32 info)
{
info &= SVM_EVTINJ_TYPE_MASK | SVM_EVTINJ_VALID;
return info == (SVM_EVTINJ_VALID | SVM_EVTINJ_TYPE_INTR);
}
| DoS | 0 | static int is_external_interrupt(u32 info)
{
info &= SVM_EVTINJ_TYPE_MASK | SVM_EVTINJ_VALID;
return info == (SVM_EVTINJ_VALID | SVM_EVTINJ_TYPE_INTR);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,281 | static inline void mark_all_clean(struct vmcb *vmcb)
{
vmcb->control.clean = ((1 << VMCB_DIRTY_MAX) - 1)
& ~VMCB_ALWAYS_DIRTY_MASK;
}
| DoS | 0 | static inline void mark_all_clean(struct vmcb *vmcb)
{
vmcb->control.clean = ((1 << VMCB_DIRTY_MAX) - 1)
& ~VMCB_ALWAYS_DIRTY_MASK;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,282 | static inline void mark_dirty(struct vmcb *vmcb, int bit)
{
vmcb->control.clean &= ~(1 << bit);
}
| DoS | 0 | static inline void mark_dirty(struct vmcb *vmcb, int bit)
{
vmcb->control.clean &= ~(1 << bit);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,283 | static int mc_interception(struct vcpu_svm *svm)
{
return 1;
}
| DoS | 0 | static int mc_interception(struct vcpu_svm *svm)
{
return 1;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,284 | static int monitor_interception(struct vcpu_svm *svm)
{
printk_once(KERN_WARNING "kvm: MONITOR instruction emulated as NOP!\n");
return nop_interception(svm);
}
| DoS | 0 | static int monitor_interception(struct vcpu_svm *svm)
{
printk_once(KERN_WARNING "kvm: MONITOR instruction emulated as NOP!\n");
return nop_interception(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,285 | static int msr_interception(struct vcpu_svm *svm)
{
if (svm->vmcb->control.exit_info_1)
return wrmsr_interception(svm);
else
return rdmsr_interception(svm);
}
| DoS | 0 | static int msr_interception(struct vcpu_svm *svm)
{
if (svm->vmcb->control.exit_info_1)
return wrmsr_interception(svm);
else
return rdmsr_interception(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,286 | static int mwait_interception(struct vcpu_svm *svm)
{
printk_once(KERN_WARNING "kvm: MWAIT instruction emulated as NOP!\n");
return nop_interception(svm);
}
| DoS | 0 | static int mwait_interception(struct vcpu_svm *svm)
{
printk_once(KERN_WARNING "kvm: MWAIT instruction emulated as NOP!\n");
return nop_interception(svm);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,287 | static int nested_svm_check_exception(struct vcpu_svm *svm, unsigned nr,
bool has_error_code, u32 error_code)
{
int vmexit;
if (!is_guest_mode(&svm->vcpu))
return 0;
svm->vmcb->control.exit_code = SVM_EXIT_EXCP_BASE + nr;
svm->vmcb->control.exit_code_hi = 0;
svm->vmcb->control.exit_info_1 = error_cod... | DoS | 0 | static int nested_svm_check_exception(struct vcpu_svm *svm, unsigned nr,
bool has_error_code, u32 error_code)
{
int vmexit;
if (!is_guest_mode(&svm->vcpu))
return 0;
svm->vmcb->control.exit_code = SVM_EXIT_EXCP_BASE + nr;
svm->vmcb->control.exit_code_hi = 0;
svm->vmcb->control.exit_info_1 = error_cod... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,288 | static int nested_svm_check_permissions(struct vcpu_svm *svm)
{
if (!(svm->vcpu.arch.efer & EFER_SVME)
|| !is_paging(&svm->vcpu)) {
kvm_queue_exception(&svm->vcpu, UD_VECTOR);
return 1;
}
if (svm->vmcb->save.cpl) {
kvm_inject_gp(&svm->vcpu, 0);
return 1;
}
return 0;
}
| DoS | 0 | static int nested_svm_check_permissions(struct vcpu_svm *svm)
{
if (!(svm->vcpu.arch.efer & EFER_SVME)
|| !is_paging(&svm->vcpu)) {
kvm_queue_exception(&svm->vcpu, UD_VECTOR);
return 1;
}
if (svm->vmcb->save.cpl) {
kvm_inject_gp(&svm->vcpu, 0);
return 1;
}
return 0;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,289 | static int nested_svm_exit_special(struct vcpu_svm *svm)
{
u32 exit_code = svm->vmcb->control.exit_code;
switch (exit_code) {
case SVM_EXIT_INTR:
case SVM_EXIT_NMI:
case SVM_EXIT_EXCP_BASE + MC_VECTOR:
return NESTED_EXIT_HOST;
case SVM_EXIT_NPF:
/* For now we are always handling NPFs when using them */
if ... | DoS | 0 | static int nested_svm_exit_special(struct vcpu_svm *svm)
{
u32 exit_code = svm->vmcb->control.exit_code;
switch (exit_code) {
case SVM_EXIT_INTR:
case SVM_EXIT_NMI:
case SVM_EXIT_EXCP_BASE + MC_VECTOR:
return NESTED_EXIT_HOST;
case SVM_EXIT_NPF:
/* For now we are always handling NPFs when using them */
if ... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,290 | static unsigned long nested_svm_get_tdp_cr3(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
return svm->nested.nested_cr3;
}
| DoS | 0 | static unsigned long nested_svm_get_tdp_cr3(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
return svm->nested.nested_cr3;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,291 | static u64 nested_svm_get_tdp_pdptr(struct kvm_vcpu *vcpu, int index)
{
struct vcpu_svm *svm = to_svm(vcpu);
u64 cr3 = svm->nested.nested_cr3;
u64 pdpte;
int ret;
ret = kvm_read_guest_page(vcpu->kvm, gpa_to_gfn(cr3), &pdpte,
offset_in_page(cr3) + index * 8, 8);
if (ret)
return 0;
return pdpte;
}
| DoS | 0 | static u64 nested_svm_get_tdp_pdptr(struct kvm_vcpu *vcpu, int index)
{
struct vcpu_svm *svm = to_svm(vcpu);
u64 cr3 = svm->nested.nested_cr3;
u64 pdpte;
int ret;
ret = kvm_read_guest_page(vcpu->kvm, gpa_to_gfn(cr3), &pdpte,
offset_in_page(cr3) + index * 8, 8);
if (ret)
return 0;
return pdpte;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,292 | static void nested_svm_init_mmu_context(struct kvm_vcpu *vcpu)
{
kvm_init_shadow_mmu(vcpu, &vcpu->arch.mmu);
vcpu->arch.mmu.set_cr3 = nested_svm_set_tdp_cr3;
vcpu->arch.mmu.get_cr3 = nested_svm_get_tdp_cr3;
vcpu->arch.mmu.get_pdptr = nested_svm_get_tdp_pdptr;
vcpu->arch.mmu.inject_page... | DoS | 0 | static void nested_svm_init_mmu_context(struct kvm_vcpu *vcpu)
{
kvm_init_shadow_mmu(vcpu, &vcpu->arch.mmu);
vcpu->arch.mmu.set_cr3 = nested_svm_set_tdp_cr3;
vcpu->arch.mmu.get_cr3 = nested_svm_get_tdp_cr3;
vcpu->arch.mmu.get_pdptr = nested_svm_get_tdp_pdptr;
vcpu->arch.mmu.inject_page... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,293 | static void nested_svm_inject_npf_exit(struct kvm_vcpu *vcpu,
struct x86_exception *fault)
{
struct vcpu_svm *svm = to_svm(vcpu);
if (svm->vmcb->control.exit_code != SVM_EXIT_NPF) {
/*
* TODO: track the cause of the nested page fault, and
* correctly fill in the high bits of exit_info_1.
*/
s... | DoS | 0 | static void nested_svm_inject_npf_exit(struct kvm_vcpu *vcpu,
struct x86_exception *fault)
{
struct vcpu_svm *svm = to_svm(vcpu);
if (svm->vmcb->control.exit_code != SVM_EXIT_NPF) {
/*
* TODO: track the cause of the nested page fault, and
* correctly fill in the high bits of exit_info_1.
*/
s... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,294 | static int nested_svm_intercept(struct vcpu_svm *svm)
{
u32 exit_code = svm->vmcb->control.exit_code;
int vmexit = NESTED_EXIT_HOST;
switch (exit_code) {
case SVM_EXIT_MSR:
vmexit = nested_svm_exit_handled_msr(svm);
break;
case SVM_EXIT_IOIO:
vmexit = nested_svm_intercept_ioio(svm);
break;
case SVM_EXIT_... | DoS | 0 | static int nested_svm_intercept(struct vcpu_svm *svm)
{
u32 exit_code = svm->vmcb->control.exit_code;
int vmexit = NESTED_EXIT_HOST;
switch (exit_code) {
case SVM_EXIT_MSR:
vmexit = nested_svm_exit_handled_msr(svm);
break;
case SVM_EXIT_IOIO:
vmexit = nested_svm_intercept_ioio(svm);
break;
case SVM_EXIT_... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,295 | static int nested_svm_intercept_ioio(struct vcpu_svm *svm)
{
unsigned port, size, iopm_len;
u16 val, mask;
u8 start_bit;
u64 gpa;
if (!(svm->nested.intercept & (1ULL << INTERCEPT_IOIO_PROT)))
return NESTED_EXIT_HOST;
port = svm->vmcb->control.exit_info_1 >> 16;
size = (svm->vmcb->control.exit_info_1 & SVM_IO... | DoS | 0 | static int nested_svm_intercept_ioio(struct vcpu_svm *svm)
{
unsigned port, size, iopm_len;
u16 val, mask;
u8 start_bit;
u64 gpa;
if (!(svm->nested.intercept & (1ULL << INTERCEPT_IOIO_PROT)))
return NESTED_EXIT_HOST;
port = svm->vmcb->control.exit_info_1 >> 16;
size = (svm->vmcb->control.exit_info_1 & SVM_IO... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,296 | static inline bool nested_svm_intr(struct vcpu_svm *svm)
{
if (!is_guest_mode(&svm->vcpu))
return true;
if (!(svm->vcpu.arch.hflags & HF_VINTR_MASK))
return true;
if (!(svm->vcpu.arch.hflags & HF_HIF_MASK))
return false;
/*
* if vmexit was already requested (by intercepted exception
* for instance) do ... | DoS | 0 | static inline bool nested_svm_intr(struct vcpu_svm *svm)
{
if (!is_guest_mode(&svm->vcpu))
return true;
if (!(svm->vcpu.arch.hflags & HF_VINTR_MASK))
return true;
if (!(svm->vcpu.arch.hflags & HF_HIF_MASK))
return false;
/*
* if vmexit was already requested (by intercepted exception
* for instance) do ... | @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,297 | static inline bool nested_svm_nmi(struct vcpu_svm *svm)
{
if (!is_guest_mode(&svm->vcpu))
return true;
if (!(svm->nested.intercept & (1ULL << INTERCEPT_NMI)))
return true;
svm->vmcb->control.exit_code = SVM_EXIT_NMI;
svm->nested.exit_required = true;
return false;
}
| DoS | 0 | static inline bool nested_svm_nmi(struct vcpu_svm *svm)
{
if (!is_guest_mode(&svm->vcpu))
return true;
if (!(svm->nested.intercept & (1ULL << INTERCEPT_NMI)))
return true;
svm->vmcb->control.exit_code = SVM_EXIT_NMI;
svm->nested.exit_required = true;
return false;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,298 | static void nested_svm_uninit_mmu_context(struct kvm_vcpu *vcpu)
{
vcpu->arch.walk_mmu = &vcpu->arch.mmu;
}
| DoS | 0 | static void nested_svm_uninit_mmu_context(struct kvm_vcpu *vcpu)
{
vcpu->arch.walk_mmu = &vcpu->arch.mmu;
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
30,299 | static void nested_svm_unmap(struct page *page)
{
kunmap(page);
kvm_release_page_dirty(page);
}
| DoS | 0 | static void nested_svm_unmap(struct page *page)
{
kunmap(page);
kvm_release_page_dirty(page);
}
| @@ -3251,7 +3251,7 @@ static int wrmsr_interception(struct vcpu_svm *svm)
msr.host_initiated = false;
svm->next_rip = kvm_rip_read(&svm->vcpu) + 2;
- if (svm_set_msr(&svm->vcpu, &msr)) {
+ if (kvm_set_msr(&svm->vcpu, &msr)) {
trace_kvm_msr_write_ex(ecx, data);
kvm_inject_gp(&svm->vcpu, 0);
} else { | CWE-264 | null | null |
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