The offsets are still negative:

root@tools:~# dpkg -l | grep tcpdump
ii  tcpdump                              4.9.0-2ubuntu2                      
amd64        command-line network traffic analyzer

root@tools:~# tcpdump --version
tcpdump version 4.9.0
libpcap version 1.7.4
OpenSSL 1.0.2g  1 Mar 2016

root@tools:~# tcpdump -i eno1 vlan 114 -d
(000) ldb      [-4048]
(001) jeq      #0x1             jt 2    jf 5
(002) ldb      [-4052]
(003) jeq      #0x72            jt 4    jf 5
(004) ret      #262144
(005) ret      #0

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https://bugs.launchpad.net/bugs/1641429

Title:
  tcpdump capture filter for vlans incorrect

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