I know (check edit above). Anyway I tried out of curiosity with disabling WWM.
I did some futher testing after reading s.t. else with tcpdump:
tcpdump results
root@OpenWrt:~# tcpdump -i any -vn host 192.168.1.153
tcpdump: listening on any, link-type LINUX_SLL (Linux cooked v1), capture size 262144 bytes
09:17:15.064202 IP (tos 0xc0, ttl 64, id 9372, offset 0, flags [none], proto UDP (17), length 354)
192.168.1.1.67 > 192.168.1.153.68: BOOTP/DHCP, Reply, length 326, xid 0xd8de0000, Flags [none]
Your-IP 192.168.1.153
Server-IP 192.168.1.1
Client-Ethernet-Address 70:5a:0f:XX:XX:XX
Vendor-rfc1048 Extensions
Magic Cookie 0xXXXXXXXX
DHCP-Message Option 53, length 1: ACK
Server-ID Option 54, length 4: 192.168.1.1
Lease-Time Option 51, length 4: 43200
RN Option 58, length 4: 21600
RB Option 59, length 4: 37800
Subnet-Mask Option 1, length 4: 255.255.255.0
BR Option 28, length 4: 192.168.1.255
Default-Gateway Option 3, length 4: 192.168.1.1
Domain-Name Option 15, length 3: "lan"
Hostname Option 12, length 8: "HPXXXXXX"
FQDN Option 81, length 17: [SE] 255/255 "^HHPXXXXXX^Clan^@"
Domain-Name-Server Option 6, length 4: 192.168.1.1
09:17:15.064245 IP (tos 0xc0, ttl 64, id 9372, offset 0, flags [none], proto UDP (17), length 354)
192.168.1.1.67 > 192.168.1.153.68: BOOTP/DHCP, Reply, length 326, xid 0xd8de0000, Flags [none]
Your-IP 192.168.1.153
Server-IP 192.168.1.1
Client-Ethernet-Address 70:5a:0f:XX:XX:XX
Vendor-rfc1048 Extensions
Magic Cookie 0xXXXXXXXX
DHCP-Message Option 53, length 1: ACK
Server-ID Option 54, length 4: 192.168.1.1
Lease-Time Option 51, length 4: 43200
RN Option 58, length 4: 21600
RB Option 59, length 4: 37800
Subnet-Mask Option 1, length 4: 255.255.255.0
BR Option 28, length 4: 192.168.1.255
Default-Gateway Option 3, length 4: 192.168.1.1
Domain-Name Option 15, length 3: "lan"
Hostname Option 12, length 8: "HPXXXXXX"
FQDN Option 81, length 17: [SE] 255/255 "^HHPXXXXXX^Clan^@"
Domain-Name-Server Option 6, length 4: 192.168.1.1
09:17:15.064790 ethertype ARP, ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:15.064790 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:15.064885 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:15.064928 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:15.064790 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:16.061698 ethertype ARP, ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:16.061698 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:16.061818 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:16.061866 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:16.061698 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:17.061712 ethertype ARP, ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:17.061712 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:17.061826 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:17.061879 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:17.061712 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 0.0.0.0, length 46
09:17:19.078213 ethertype ARP, ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.153, length 46
09:17:19.078213 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.153, length 46
09:17:19.078331 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.153, length 46
09:17:19.078385 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.153, length 46
09:17:19.078213 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.153, length 46
09:17:19.095007 ethertype IPv4, IP (tos 0x0, ttl 1, id 615, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 224.0.1.60: igmp v2 report 224.0.1.60
09:17:19.095007 IP (tos 0x0, ttl 1, id 615, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 224.0.1.60: igmp v2 report 224.0.1.60
09:17:19.113181 ethertype IPv4, IP (tos 0x0, ttl 1, id 1, offset 0, flags [none], proto UDP (17), length 564)
192.168.1.153.427 > 224.0.1.60.427: UDP, length 536
09:17:19.113181 IP (tos 0x0, ttl 1, id 1, offset 0, flags [none], proto UDP (17), length 564)
192.168.1.153.427 > 224.0.1.60.427: UDP, length 536
09:17:19.234512 ethertype IPv4, IP (tos 0x0, ttl 1, id 1, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.234512 IP (tos 0x0, ttl 1, id 1, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.234526 ethertype IPv4, IP (tos 0x0, ttl 1, id 1, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.234526 IP (tos 0x0, ttl 1, id 1, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.311829 ethertype IPv4, IP (tos 0x0, ttl 1, id 2, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.311829 IP (tos 0x0, ttl 1, id 2, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.311842 ethertype IPv4, IP (tos 0x0, ttl 1, id 2, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.311842 IP (tos 0x0, ttl 1, id 2, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.496328 ethertype IPv4, IP (tos 0x0, ttl 1, id 3, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.496328 IP (tos 0x0, ttl 1, id 3, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.496342 ethertype IPv4, IP (tos 0x0, ttl 1, id 3, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.496342 IP (tos 0x0, ttl 1, id 3, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.695133 ethertype IPv4, IP (tos 0x0, ttl 1, id 4, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.695133 IP (tos 0x0, ttl 1, id 4, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2074 > 1472
09:17:19.695146 ethertype IPv4, IP (tos 0x0, ttl 1, id 4, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.695146 IP (tos 0x0, ttl 1, id 4, offset 1480, flags [none], proto UDP (17), length 622)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.711545 ethertype IPv4, IP (tos 0x0, ttl 1, id 1369, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 239.255.255.250: igmp v2 report 239.255.255.250
09:17:19.711545 IP (tos 0x0, ttl 1, id 1369, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 239.255.255.250: igmp v2 report 239.255.255.250
09:17:19.713121 ethertype IPv4, IP (tos 0x0, ttl 1, id 5, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.713121 IP (tos 0x0, ttl 1, id 5, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.713135 ethertype IPv4, IP (tos 0x0, ttl 1, id 5, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.713135 IP (tos 0x0, ttl 1, id 5, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.778439 ethertype IPv4, IP (tos 0x0, ttl 1, id 6, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.778439 IP (tos 0x0, ttl 1, id 6, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.778453 ethertype IPv4, IP (tos 0x0, ttl 1, id 6, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.778453 IP (tos 0x0, ttl 1, id 6, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.911743 ethertype IPv4, IP (tos 0x0, ttl 1, id 7, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.911743 IP (tos 0x0, ttl 1, id 7, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:19.911757 ethertype IPv4, IP (tos 0x0, ttl 1, id 7, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:19.911757 IP (tos 0x0, ttl 1, id 7, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:20.079792 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.1, length 28
09:17:20.079849 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has 192.168.1.153 tell 192.168.1.1, length 28
09:17:20.080261 ethertype ARP, ARP, Ethernet (len 6), IPv4 (len 4), Reply 192.168.1.153 is-at 70:5a:0f:XX:XX:XX, length 46
09:17:20.080261 ARP, Ethernet (len 6), IPv4 (len 4), Reply 192.168.1.153 is-at 70:5a:0f:XX:XX:XX, length 46
09:17:20.080261 ARP, Ethernet (len 6), IPv4 (len 4), Reply 192.168.1.153 is-at 70:5a:0f:XX:XX:XX, length 46
09:17:20.111732 ethertype IPv4, IP (tos 0x0, ttl 1, id 8, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:20.111732 IP (tos 0x0, ttl 1, id 8, offset 0, flags [+], proto UDP (17), length 1500)
192.168.1.153.58072 > 239.255.255.250.3702: UDP, bad length 2165 > 1472
09:17:20.111745 ethertype IPv4, IP (tos 0x0, ttl 1, id 8, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:20.111745 IP (tos 0x0, ttl 1, id 8, offset 1480, flags [none], proto UDP (17), length 713)
192.168.1.153 > 239.255.255.250: ip-proto-17
09:17:25.211321 ethertype IPv4, IP (tos 0x0, ttl 1, id 2262, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 239.255.255.250: igmp v2 report 239.255.255.250
09:17:25.211321 IP (tos 0x0, ttl 1, id 2262, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 239.255.255.250: igmp v2 report 239.255.255.250
09:17:25.494566 ethertype IPv4, IP (tos 0x0, ttl 1, id 2874, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 224.0.1.60: igmp v2 report 224.0.1.60
09:17:25.494566 IP (tos 0x0, ttl 1, id 2874, offset 0, flags [none], proto IGMP (2), length 32, options (RA))
192.168.1.153 > 224.0.1.60: igmp v2 report 224.0.1.60
Then I did contact HP if they have any solution cause it's rly strange. And yeah it was the printers fault. Network reset, restart incl power cable off and it did work. -.-