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-rw-r--r--pkg/abi/linux/linux_abi_autogen_unsafe.go26
-rw-r--r--pkg/sentry/fsimpl/host/connected_endpoint_refs.go2
-rw-r--r--pkg/sentry/fsimpl/host/inode_refs.go2
-rw-r--r--pkg/sentry/fsimpl/tmpfs/inode_refs.go2
-rw-r--r--pkg/sentry/platform/ring0/defs_impl_arm64.go3
-rw-r--r--pkg/sentry/socket/unix/socket_refs.go2
-rw-r--r--pkg/tcpip/stack/nic.go13
7 files changed, 31 insertions, 19 deletions
diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go
index 5706130bf..1867264de 100644
--- a/pkg/abi/linux/linux_abi_autogen_unsafe.go
+++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go
@@ -152,7 +152,7 @@ func (s *Statx) UnmarshalBytes(src []byte) {
// Packed implements marshal.Marshallable.Packed.
//go:nosplit
func (s *Statx) Packed() bool {
- return s.Mtime.Packed() && s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed()
+ return s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed()
}
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
@@ -167,7 +167,7 @@ func (s *Statx) MarshalUnsafe(dst []byte) {
// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
func (s *Statx) UnmarshalUnsafe(src []byte) {
- if s.Ctime.Packed() && s.Mtime.Packed() && s.Atime.Packed() && s.Btime.Packed() {
+ if s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed() {
safecopy.CopyOut(unsafe.Pointer(s), src)
} else {
// Type Statx doesn't have a packed layout in memory, fallback to UnmarshalBytes.
@@ -208,7 +208,7 @@ func (s *Statx) CopyOut(task marshal.Task, addr usermem.Addr) (int, error) {
// CopyIn implements marshal.Marshallable.CopyIn.
//go:nosplit
func (s *Statx) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) {
- if !s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed() && s.Atime.Packed() {
+ if !s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed() {
// Type Statx doesn't have a packed layout in memory, fall back to UnmarshalBytes.
buf := task.CopyScratchBuffer(s.SizeBytes()) // escapes: okay.
length, err := task.CopyInBytes(addr, buf) // escapes: okay.
@@ -2020,7 +2020,7 @@ func (i *IPTEntry) UnmarshalBytes(src []byte) {
// Packed implements marshal.Marshallable.Packed.
//go:nosplit
func (i *IPTEntry) Packed() bool {
- return i.IP.Packed() && i.Counters.Packed()
+ return i.Counters.Packed() && i.IP.Packed()
}
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
@@ -2208,12 +2208,12 @@ func (i *IPTIP) UnmarshalBytes(src []byte) {
// Packed implements marshal.Marshallable.Packed.
//go:nosplit
func (i *IPTIP) Packed() bool {
- return i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed()
+ return i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() && i.Src.Packed()
}
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
func (i *IPTIP) MarshalUnsafe(dst []byte) {
- if i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
+ if i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() {
safecopy.CopyIn(dst, unsafe.Pointer(i))
} else {
// Type IPTIP doesn't have a packed layout in memory, fallback to MarshalBytes.
@@ -2223,7 +2223,7 @@ func (i *IPTIP) MarshalUnsafe(dst []byte) {
// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
func (i *IPTIP) UnmarshalUnsafe(src []byte) {
- if i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
+ if i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() {
safecopy.CopyOut(unsafe.Pointer(i), src)
} else {
// Type IPTIP doesn't have a packed layout in memory, fallback to UnmarshalBytes.
@@ -2264,7 +2264,7 @@ func (i *IPTIP) CopyOut(task marshal.Task, addr usermem.Addr) (int, error) {
// CopyIn implements marshal.Marshallable.CopyIn.
//go:nosplit
func (i *IPTIP) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) {
- if !i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() {
+ if !i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
// Type IPTIP doesn't have a packed layout in memory, fall back to UnmarshalBytes.
buf := task.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
length, err := task.CopyInBytes(addr, buf) // escapes: okay.
@@ -2290,7 +2290,7 @@ func (i *IPTIP) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) {
// WriteTo implements io.WriterTo.WriteTo.
func (i *IPTIP) WriteTo(w io.Writer) (int64, error) {
- if !i.SrcMask.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() {
+ if !i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
// Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes.
buf := make([]byte, i.SizeBytes())
i.MarshalBytes(buf)
@@ -3004,7 +3004,7 @@ func (i *IP6TEntry) Packed() bool {
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
func (i *IP6TEntry) MarshalUnsafe(dst []byte) {
- if i.Counters.Packed() && i.IPv6.Packed() {
+ if i.IPv6.Packed() && i.Counters.Packed() {
safecopy.CopyIn(dst, unsafe.Pointer(i))
} else {
// Type IP6TEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
@@ -3201,7 +3201,7 @@ func (i *IP6TIP) Packed() bool {
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
func (i *IP6TIP) MarshalUnsafe(dst []byte) {
- if i.SrcMask.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() {
+ if i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() {
safecopy.CopyIn(dst, unsafe.Pointer(i))
} else {
// Type IP6TIP doesn't have a packed layout in memory, fallback to MarshalBytes.
@@ -3252,7 +3252,7 @@ func (i *IP6TIP) CopyOut(task marshal.Task, addr usermem.Addr) (int, error) {
// CopyIn implements marshal.Marshallable.CopyIn.
//go:nosplit
func (i *IP6TIP) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) {
- if !i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
+ if !i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() && i.Src.Packed() {
// Type IP6TIP doesn't have a packed layout in memory, fall back to UnmarshalBytes.
buf := task.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
length, err := task.CopyInBytes(addr, buf) // escapes: okay.
@@ -3278,7 +3278,7 @@ func (i *IP6TIP) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) {
// WriteTo implements io.WriterTo.WriteTo.
func (i *IP6TIP) WriteTo(w io.Writer) (int64, error) {
- if !i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() {
+ if !i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() {
// Type IP6TIP doesn't have a packed layout in memory, fall back to MarshalBytes.
buf := make([]byte, i.SizeBytes())
i.MarshalBytes(buf)
diff --git a/pkg/sentry/fsimpl/host/connected_endpoint_refs.go b/pkg/sentry/fsimpl/host/connected_endpoint_refs.go
index 3b7bf599e..3ef6500fa 100644
--- a/pkg/sentry/fsimpl/host/connected_endpoint_refs.go
+++ b/pkg/sentry/fsimpl/host/connected_endpoint_refs.go
@@ -1,11 +1,11 @@
package host
import (
+ refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
"runtime"
"sync/atomic"
"gvisor.dev/gvisor/pkg/log"
- refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
)
// ownerType is used to customize logging. Note that we use a pointer to T so
diff --git a/pkg/sentry/fsimpl/host/inode_refs.go b/pkg/sentry/fsimpl/host/inode_refs.go
index 55c0fb3a9..fc13b3cc7 100644
--- a/pkg/sentry/fsimpl/host/inode_refs.go
+++ b/pkg/sentry/fsimpl/host/inode_refs.go
@@ -1,11 +1,11 @@
package host
import (
+ refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
"runtime"
"sync/atomic"
"gvisor.dev/gvisor/pkg/log"
- refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
)
// ownerType is used to customize logging. Note that we use a pointer to T so
diff --git a/pkg/sentry/fsimpl/tmpfs/inode_refs.go b/pkg/sentry/fsimpl/tmpfs/inode_refs.go
index 8b7ff185f..175dc3409 100644
--- a/pkg/sentry/fsimpl/tmpfs/inode_refs.go
+++ b/pkg/sentry/fsimpl/tmpfs/inode_refs.go
@@ -1,11 +1,11 @@
package tmpfs
import (
+ refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
"runtime"
"sync/atomic"
"gvisor.dev/gvisor/pkg/log"
- refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
)
// ownerType is used to customize logging. Note that we use a pointer to T so
diff --git a/pkg/sentry/platform/ring0/defs_impl_arm64.go b/pkg/sentry/platform/ring0/defs_impl_arm64.go
index 9fb351879..eda1e1484 100644
--- a/pkg/sentry/platform/ring0/defs_impl_arm64.go
+++ b/pkg/sentry/platform/ring0/defs_impl_arm64.go
@@ -4,9 +4,10 @@ import (
"fmt"
"gvisor.dev/gvisor/pkg/sentry/arch"
"gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables"
- "gvisor.dev/gvisor/pkg/usermem"
"io"
"reflect"
+
+ "gvisor.dev/gvisor/pkg/usermem"
)
// Useful bits.
diff --git a/pkg/sentry/socket/unix/socket_refs.go b/pkg/sentry/socket/unix/socket_refs.go
index 4c6ec186b..090395057 100644
--- a/pkg/sentry/socket/unix/socket_refs.go
+++ b/pkg/sentry/socket/unix/socket_refs.go
@@ -1,11 +1,11 @@
package unix
import (
+ refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
"runtime"
"sync/atomic"
"gvisor.dev/gvisor/pkg/log"
- refs_vfs1 "gvisor.dev/gvisor/pkg/refs"
)
// ownerType is used to customize logging. Note that we use a pointer to T so
diff --git a/pkg/tcpip/stack/nic.go b/pkg/tcpip/stack/nic.go
index 728292782..aff29f9cc 100644
--- a/pkg/tcpip/stack/nic.go
+++ b/pkg/tcpip/stack/nic.go
@@ -666,8 +666,19 @@ func (n *NIC) getRefOrCreateTemp(protocol tcpip.NetworkProtocolNumber, address t
}
// A usable reference was not found, create a temporary one if requested by
- // the caller or if the address is found in the NIC's subnets.
+ // the caller or if the address is found in the NIC's subnets and the NIC is
+ // a loopback interface.
createTempEP := spoofingOrPromiscuous
+ if !createTempEP && n.isLoopback() {
+ for _, r := range n.mu.endpoints {
+ addr := r.addrWithPrefix()
+ subnet := addr.Subnet()
+ if subnet.Contains(address) {
+ createTempEP = true
+ break
+ }
+ }
+ }
n.mu.RUnlock()
if !createTempEP {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-07 20:31:40 +0000