diff --git a/libc/kernel/uapi/linux/can/netlink.h b/libc/kernel/uapi/linux/can/netlink.h
index 96a90ff..a1c3159 100644
--- a/libc/kernel/uapi/linux/can/netlink.h
+++ b/libc/kernel/uapi/linux/can/netlink.h
@@ -79,33 +79,35 @@
 #define CAN_CTRLMODE_BERR_REPORTING 0x10
 #define CAN_CTRLMODE_FD 0x20
 #define CAN_CTRLMODE_PRESUME_ACK 0x40
-struct can_device_stats {
+#define CAN_CTRLMODE_FD_NON_ISO 0x80
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+struct can_device_stats {
   __u32 bus_error;
   __u32 error_warning;
   __u32 error_passive;
-  __u32 bus_off;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u32 bus_off;
   __u32 arbitration_lost;
   __u32 restarts;
 };
-enum {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+enum {
   IFLA_CAN_UNSPEC,
   IFLA_CAN_BITTIMING,
   IFLA_CAN_BITTIMING_CONST,
-  IFLA_CAN_CLOCK,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  IFLA_CAN_CLOCK,
   IFLA_CAN_STATE,
   IFLA_CAN_CTRLMODE,
   IFLA_CAN_RESTART_MS,
-  IFLA_CAN_RESTART,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  IFLA_CAN_RESTART,
   IFLA_CAN_BERR_COUNTER,
   IFLA_CAN_DATA_BITTIMING,
   IFLA_CAN_DATA_BITTIMING_CONST,
-  __IFLA_CAN_MAX
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __IFLA_CAN_MAX
 };
 #define IFLA_CAN_MAX (__IFLA_CAN_MAX - 1)
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
diff --git a/libc/kernel/uapi/linux/in6.h b/libc/kernel/uapi/linux/in6.h
index 15bde3d..e54bc33 100644
--- a/libc/kernel/uapi/linux/in6.h
+++ b/libc/kernel/uapi/linux/in6.h
@@ -128,84 +128,87 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_TLV_JUMBO 194
 #define IPV6_TLV_HAO 201
+#if __UAPI_DEF_IPV6_OPTIONS
 #define IPV6_ADDRFORM 1
-#define IPV6_2292PKTINFO 2
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_2292PKTINFO 2
 #define IPV6_2292HOPOPTS 3
 #define IPV6_2292DSTOPTS 4
 #define IPV6_2292RTHDR 5
-#define IPV6_2292PKTOPTIONS 6
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_2292PKTOPTIONS 6
 #define IPV6_CHECKSUM 7
 #define IPV6_2292HOPLIMIT 8
 #define IPV6_NEXTHOP 9
-#define IPV6_AUTHHDR 10
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_AUTHHDR 10
 #define IPV6_FLOWINFO 11
 #define IPV6_UNICAST_HOPS 16
 #define IPV6_MULTICAST_IF 17
-#define IPV6_MULTICAST_HOPS 18
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_MULTICAST_HOPS 18
 #define IPV6_MULTICAST_LOOP 19
 #define IPV6_ADD_MEMBERSHIP 20
 #define IPV6_DROP_MEMBERSHIP 21
-#define IPV6_ROUTER_ALERT 22
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_ROUTER_ALERT 22
 #define IPV6_MTU_DISCOVER 23
 #define IPV6_MTU 24
 #define IPV6_RECVERR 25
-#define IPV6_V6ONLY 26
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_V6ONLY 26
 #define IPV6_JOIN_ANYCAST 27
 #define IPV6_LEAVE_ANYCAST 28
 #define IPV6_PMTUDISC_DONT 0
-#define IPV6_PMTUDISC_WANT 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_PMTUDISC_WANT 1
 #define IPV6_PMTUDISC_DO 2
 #define IPV6_PMTUDISC_PROBE 3
 #define IPV6_PMTUDISC_INTERFACE 4
-#define IPV6_PMTUDISC_OMIT 5
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_PMTUDISC_OMIT 5
 #define IPV6_FLOWLABEL_MGR 32
 #define IPV6_FLOWINFO_SEND 33
 #define IPV6_IPSEC_POLICY 34
-#define IPV6_XFRM_POLICY 35
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define IPV6_XFRM_POLICY 35
+#endif
 #define IPV6_RECVPKTINFO 49
 #define IPV6_PKTINFO 50
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_RECVHOPLIMIT 51
 #define IPV6_HOPLIMIT 52
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_RECVHOPOPTS 53
 #define IPV6_HOPOPTS 54
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_RTHDRDSTOPTS 55
 #define IPV6_RECVRTHDR 56
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_RTHDR 57
 #define IPV6_RECVDSTOPTS 58
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_DSTOPTS 59
 #define IPV6_RECVPATHMTU 60
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_PATHMTU 61
 #define IPV6_DONTFRAG 62
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_RECVTCLASS 66
 #define IPV6_TCLASS 67
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_AUTOFLOWLABEL 70
 #define IPV6_ADDR_PREFERENCES 72
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_PREFER_SRC_TMP 0x0001
 #define IPV6_PREFER_SRC_PUBLIC 0x0002
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100
 #define IPV6_PREFER_SRC_COA 0x0004
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_PREFER_SRC_HOME 0x0400
 #define IPV6_PREFER_SRC_CGA 0x0008
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_PREFER_SRC_NONCGA 0x0800
 #define IPV6_MINHOPCOUNT 73
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_ORIGDSTADDR 74
 #define IPV6_RECVORIGDSTADDR IPV6_ORIGDSTADDR
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IPV6_TRANSPARENT 75
 #define IPV6_UNICAST_IF 76
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
diff --git a/libc/kernel/uapi/linux/libc-compat.h b/libc/kernel/uapi/linux/libc-compat.h
index 7854520..b66ebe2 100644
--- a/libc/kernel/uapi/linux/libc-compat.h
+++ b/libc/kernel/uapi/linux/libc-compat.h
@@ -32,29 +32,33 @@
 #define __UAPI_DEF_IPV6_MREQ 0
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __UAPI_DEF_IPPROTO_V6 0
+#define __UAPI_DEF_IPV6_OPTIONS 0
 #else
 #define __UAPI_DEF_IN6_ADDR 1
-#define __UAPI_DEF_IN6_ADDR_ALT 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define __UAPI_DEF_IN6_ADDR_ALT 1
 #define __UAPI_DEF_SOCKADDR_IN6 1
 #define __UAPI_DEF_IPV6_MREQ 1
 #define __UAPI_DEF_IPPROTO_V6 1
-#endif
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define __UAPI_DEF_IPV6_OPTIONS 1
+#endif
 #ifdef _SYS_XATTR_H
 #define __UAPI_DEF_XATTR 0
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #else
 #define __UAPI_DEF_XATTR 1
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
 #else
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __UAPI_DEF_IN6_ADDR 1
 #define __UAPI_DEF_IN6_ADDR_ALT 1
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __UAPI_DEF_SOCKADDR_IN6 1
 #define __UAPI_DEF_IPV6_MREQ 1
-#define __UAPI_DEF_IPPROTO_V6 1
-#define __UAPI_DEF_XATTR 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define __UAPI_DEF_IPPROTO_V6 1
+#define __UAPI_DEF_IPV6_OPTIONS 1
+#define __UAPI_DEF_XATTR 1
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
diff --git a/libc/kernel/uapi/linux/target_core_user.h b/libc/kernel/uapi/linux/target_core_user.h
index ce6d26d..7e0cf43 100644
--- a/libc/kernel/uapi/linux/target_core_user.h
+++ b/libc/kernel/uapi/linux/target_core_user.h
@@ -21,75 +21,71 @@
 #include <linux/types.h>
 #include <linux/uio.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#ifndef __packed
-#define __packed __attribute__((packed))
-#endif
 #define TCMU_VERSION "1.0"
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define TCMU_MAILBOX_VERSION 1
 #define ALIGN_SIZE 64
 struct tcmu_mailbox {
-  __u16 version;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u16 version;
   __u16 flags;
   __u32 cmdr_off;
   __u32 cmdr_size;
-  __u32 cmd_head;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u32 cmd_head;
   __u32 cmd_tail __attribute__((__aligned__(ALIGN_SIZE)));
 } __packed;
 enum tcmu_opcode {
-  TCMU_OP_PAD = 0,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  TCMU_OP_PAD = 0,
   TCMU_OP_CMD,
 };
 struct tcmu_cmd_entry_hdr {
-  __u32 len_op;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __u32 len_op;
 } __packed;
 #define TCMU_OP_MASK 0x7
 #define TCMU_SENSE_BUFFERSIZE 96
-struct tcmu_cmd_entry {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+struct tcmu_cmd_entry {
   struct tcmu_cmd_entry_hdr hdr;
   uint16_t cmd_id;
   uint16_t __pad1;
-  union {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  union {
     struct {
       uint64_t cdb_off;
       uint64_t iov_cnt;
-      struct iovec iov[0];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+      struct iovec iov[0];
     } req;
     struct {
       uint8_t scsi_status;
-      uint8_t __pad1;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+      uint8_t __pad1;
       uint16_t __pad2;
       uint32_t __pad3;
       char sense_buffer[TCMU_SENSE_BUFFERSIZE];
-    } rsp;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+    } rsp;
   };
 } __packed;
 #define TCMU_OP_ALIGN_SIZE sizeof(uint64_t)
-enum tcmu_genl_cmd {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+enum tcmu_genl_cmd {
   TCMU_CMD_UNSPEC,
   TCMU_CMD_ADDED_DEVICE,
   TCMU_CMD_REMOVED_DEVICE,
-  __TCMU_CMD_MAX,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  __TCMU_CMD_MAX,
 };
 #define TCMU_CMD_MAX (__TCMU_CMD_MAX - 1)
 enum tcmu_genl_attr {
-  TCMU_ATTR_UNSPEC,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  TCMU_ATTR_UNSPEC,
   TCMU_ATTR_DEVICE,
   TCMU_ATTR_MINOR,
   __TCMU_ATTR_MAX,
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
 #define TCMU_ATTR_MAX (__TCMU_ATTR_MAX - 1)
 #endif
diff --git a/libc/kernel/uapi/linux/version.h b/libc/kernel/uapi/linux/version.h
index cb6842a..a6c6a2f 100644
--- a/libc/kernel/uapi/linux/version.h
+++ b/libc/kernel/uapi/linux/version.h
@@ -16,5 +16,5 @@
  ***
  ****************************************************************************
  ****************************************************************************/
-#define LINUX_VERSION_CODE 201219
+#define LINUX_VERSION_CODE 201226
 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))