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Accel-ppp IPoE incompatibility with kernel 6.1
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Description

Accel-ppp IPoE incompatibility
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logs:

Jan 18 14:22:29 VyOS-BSDRP-Router accel-ipoe: cli: tcp: new connection from 127.0.0.1
Jan 18 14:25:03 VyOS-BSDRP-Router accel-ipoe: cli: tcp: new connection from 127.0.0.1
Jan 18 14:25:03 VyOS-BSDRP-Router accel-ipoe: terminate, sig = 15
Jan 18 14:25:03 VyOS-BSDRP-Router accel-ipoe: ipoe: stop interface eth4.50
Jan 18 14:25:03 VyOS-BSDRP-Router accel-ipoe: ipoe: nl_del_iface: Invalid argument
Jan 18 14:25:03 VyOS-BSDRP-Router accel-ipoe: ipoe: stop interface eth4.51
Jan 18 14:25:04 VyOS-BSDRP-Router accel-ipoe: ipoe: start interface eth4.50 (shared=1,mode=L2,ifcfg=1,range=172.16.50.0/24,start=dhcpv4,ipv6=1)
Jan 18 14:25:04 VyOS-BSDRP-Router accel-ipoe: ipoe: start interface eth4.51 (shared=1,mode=L2,ifcfg=1,range=172.16.98.0/24,start=dhcpv4,ipv6=1)
Jan 18 14:25:04 VyOS-BSDRP-Router accel-ipoe: vlan_mon: nl_del_vlan_mon: error talking to kernel
Jan 18 14:27:27 VyOS-BSDRP-Router accel-ipoe: send [DHCPv4 Nak xid=14f5a1bd chaddr=00:0c:29:b7:49:a7 <Message-Type Nak> <Server-ID 255.255.255.255> <Message Session dosn't exist>]
Jan 18 14:27:27 VyOS-BSDRP-Router accel-ipoe: send [DHCPv4 Nak xid=20779fb8 chaddr=00:0c:29:b7:49:a7 <Message-Type Nak> <Server-ID 255.255.255.255> <Message Session dosn't exist>]
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: eth4.51:: recv [DHCPv4 Discover xid=577891e8 chaddr=00:0c:29:b7:49:a7 <Message-Type Discover> <Host-Name VyOS-PPPoE-IPoE-Client> <Request-List Subnet,Broadcast,Router,DNS,Classless-Route,Domain-Name,MTU>]
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:: create interface ipoe0 parent eth4.51
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: eth4.51: authentication succeeded
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: send [DHCPv4 Offer xid=577891e8 yiaddr=172.16.98.2 chaddr=00:0c:29:b7:49:a7 <Message-Type Offer> <Server-ID 172.16.98.1> <Lease-Time 600> <T1 300> <T2 525> <Router 172.16.98.1> <Subnet 255.255.255.0> <DNS 10.17.6.120,8.8.8.8>]
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: recv [DHCPv4 Request xid=577891e8 chaddr=00:0c:29:b7:49:a7 <Message-Type Request> <Server-ID 172.16.98.1> <Request-IP 172.16.98.2> <Host-Name VyOS-PPPoE-IPoE-Client> <Request-List Subnet,Broadcast,Router,DNS,Classless-Route,Domain-Name,MTU>]
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: ipoe: nl_modify: Invalid argument
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: ipoe: session finished
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: ipoe0:eth4.51: ipoe: nl_delete: Invalid argument
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: eth4.50:: recv [DHCPv4 Discover xid=5abe18e2 chaddr=00:0c:29:b7:49:a7 <Message-Type Discover> <Host-Name VyOS-PPPoE-IPoE-Client> <Request-List Subnet,Broadcast,Router,DNS,Classless-Route,Domain-Name,MTU>]
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: eth4.50:: ipoe: nl_create: Invalid argument
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: eth4.50:: ipoe: failed to create interface
Jan 18 14:27:29 VyOS-BSDRP-Router accel-ipoe: eth4.50:: ipoe: session finished

Also after a manual restart of the service here the important logs and errors :

Jan 18 14:38:35 VyOS-BSDRP-Router accel-ipoe: cli: tcp: new connection from 127.0.0.1
Jan 18 14:38:35 VyOS-BSDRP-Router accel-ipoe: terminate, sig = 15
Jan 18 14:38:35 VyOS-BSDRP-Router accel-ipoe: ipoe: stop interface eth4.50
Jan 18 14:38:35 VyOS-BSDRP-Router accel-ipoe: ipoe: nl_del_iface: Invalid argument
Jan 18 14:38:35 VyOS-BSDRP-Router accel-ipoe: ipoe: stop interface eth4.51
Jan 18 14:38:36 VyOS-BSDRP-Router accel-ipoe: ipoe: nl_del_exclude: Invalid argument
Jan 18 14:38:36 VyOS-BSDRP-Router accel-ipoe: ipoe: nl_del_net: Invalid argument
Jan 18 14:38:36 VyOS-BSDRP-Router accel-ipoe: ipoe: start interface eth4.50 (shared=1,mode=L2,ifcfg=1,range=172.16.50.0/24,start=dhcpv4,ipv6=1)
Jan 18 14:38:36 VyOS-BSDRP-Router accel-ipoe: ipoe: start interface eth4.51 (shared=1,mode=L2,ifcfg=1,range=172.16.98.0/24,start=dhcpv4,ipv6=1)

At first glance, this is an incompatibility kernel 6.1.x and ipoe-driver

Details

Difficulty level
Easy (less than an hour)
Version
VyOS 1.4-rolling-202301171813
Why the issue appeared?
Will be filled on close
Is it a breaking change?
Perfectly compatible
Issue type
Bug (incorrect behavior)

Event Timeline

Viacheslav created this task.Jan 18 2023, 2:09 PM
lferrarotti added a subscriber: lferrarotti.Jan 18 2023, 2:12 PM
Viacheslav renamed this task from Accel-ppp IPoE incomability with kernel 6.1 to Accel-ppp IPoE incompatibility with kernel 6.1.Jan 18 2023, 2:21 PM
Viacheslav updated the task description. (Show Details)
Viacheslav triaged this task as High priority.Jan 20 2023, 8:45 AM
pasik added a subscriber: pasik.Jan 20 2023, 8:58 AM
c-po added a subscriber: c-po.Jan 22 2023, 9:45 PM

Created upstream bug report https://github.com/accel-ppp/accel-ppp/issues/74

Viacheslav added a comment.Jan 24 2023, 1:58 PM

PR https://github.com/vyos/vyos-build/pull/298

Viacheslav changed the task status from Open to In progress.Jan 24 2023, 1:58 PM
Viacheslav claimed this task.
c-po changed the task status from In progress to Needs testing.Jan 24 2023, 5:24 PM
c-po claimed this task.
c-po reassigned this task from c-po to Viacheslav.
c-po changed Difficulty level from Unknown (require assessment) to Easy (less than an hour).
c-po changed Is it a breaking change? from Unspecified (possibly destroys the router) to Perfectly compatible.
c-po added a comment.EditedJan 25 2023, 7:34 AM

Please test with latest rolling

lferrarotti added a comment.Jan 25 2023, 7:51 AM

I can confirm that with VyOS 1.4-rolling-202301250317 the issue is gone.
At least based on my setup and configuration
Thx for fixing quickly

Viacheslav closed this task as Resolved.Jan 25 2023, 8:08 AM
Viacheslav moved this task from Need Triage to Finished on the VyOS 1.4 Sagitta board.