+--- a/include/uapi/linux/icmp.h
++++ b/include/uapi/linux/icmp.h
+@@ -80,7 +80,7 @@ struct icmphdr {
+ __be16 mtu;
+ } frag;
+ } un;
+-};
++} __packed __attribute__((aligned(2)));
+
+
+ /*
+--- a/net/ipv4/tcp_input.c
++++ b/net/ipv4/tcp_input.c
+@@ -3842,13 +3842,14 @@ static bool tcp_parse_aligned_timestamp(
+ {
+ const __be32 *ptr = (const __be32 *)(th + 1);
+
+- if (*ptr == htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16)
+- | (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP)) {
++ if (__get_unaligned_cpu32(ptr) ==
++ htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) |
++ (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP)) {
+ tp->rx_opt.saw_tstamp = 1;
+ ++ptr;
+- tp->rx_opt.rcv_tsval = ntohl(*ptr);
++ tp->rx_opt.rcv_tsval = get_unaligned_be32(ptr);
+ ++ptr;
+- tp->rx_opt.rcv_tsecr = ntohl(*ptr);
++ tp->rx_opt.rcv_tsecr = get_unaligned_be32(ptr);
+ return true;
+ }
+ return false;