netdev - Re: Urgent Bug report: PPPoE ioctl(PPPIOCCONNECT): Transport endpoint is not connected

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Message-Id: <FE7AFA47-4EB0-44FB-B0E2-F6877B0B1ABF@gmail.com>
Date:   Fri, 6 Aug 2021 08:40:55 +0300
From:   Martin Zaharinov <micron10@...il.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: Urgent  Bug report: PPPoE ioctl(PPPIOCCONNECT): Transport
 endpoint is not connected

Hi Greg

Latest kernel 5.13.8.

I try old version from 5.10 to 5.13 and its same error.

Martin

> On 6 Aug 2021, at 7:40, Greg KH <gregkh@...uxfoundation.org> wrote:
> 
> On Thu, Aug 05, 2021 at 11:53:50PM +0300, Martin Zaharinov wrote:
>> Hi Net dev team
>> 
>> 
>> Please check this error :
>> Last time I write for this problem : https://www.spinics.net/lists/netdev/msg707513.html
>> 
>> But not find any solution.
>> 
>> Config of server is : Bonding port channel (LACP)  > Accel PPP server > Huawei switch.
>> 
>> Server is work fine users is down/up 500+ users .
>> But in one moment server make spike and affect other vlans in same server .
>> And in accel I see many row with this error.
>> 
>> Is there options to find and fix this bug.
>> 
>> With accel team I discus this problem  and they claim it is kernel bug and need to find solution with Kernel dev team.
>> 
>> 
>> [2021-08-05 13:52:05.294] vlan912: 24b205903d09718e: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:05.298] vlan912: 24b205903d097162: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:05.626] vlan641: 24b205903d09711b: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:11.000] vlan912: 24b205903d097105: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:17.852] vlan912: 24b205903d0971ae: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:21.113] vlan641: 24b205903d09715b: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:27.963] vlan912: 24b205903d09718d: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:30.249] vlan496: 24b205903d097184: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:30.992] vlan420: 24b205903d09718a: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:33.937] vlan640: 24b205903d0971cd: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:40.032] vlan912: 24b205903d097182: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:40.420] vlan912: 24b205903d0971d5: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:42.799] vlan912: 24b205903d09713a: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:42.799] vlan614: 24b205903d0971e5: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:43.102] vlan912: 24b205903d097190: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:43.850] vlan479: 24b205903d097153: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:43.850] vlan479: 24b205903d097141: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:43.852] vlan912: 24b205903d097198: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:43.977] vlan637: 24b205903d097148: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
>> [2021-08-05 13:52:44.528] vlan637: 24b205903d0971c3: ioctl(PPPIOCCONNECT): Transport endpoint is not connected
> 
> These are userspace error messages, not kernel messages.
> 
> What kernel version are you using?
> 
> thanks,
> 
> greg k-h