Date:   Tue, 30 Oct 2018 09:09:41 +0100
From:   Paweł Staszewski <pstaszewski@...are.pl>
To:     Eric Dumazet <eric.dumazet@...il.com>,
        Dimitris Michailidis <dmichail@...gle.com>
Cc:     Cong Wang <xiyou.wangcong@...il.com>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: Latest net-next kernel 4.19.0+



W dniu 30.10.2018 o 08:29, Eric Dumazet pisze:
>
> On 10/29/2018 11:09 PM, Dimitris Michailidis wrote:
>
>> Indeed this is a bug. I would expect it to produce frequent errors
>> though as many odd-length
>> packets would trigger it. Do you have RXFCS? Regardless, how
>> frequently do you see the problem?
>>
> Old kernels (before 88078d98d1bb) were simply resetting ip_summed to CHECKSUM_NONE
>
> And before your fix (commit d55bef5059dd057bd), mlx5 bug was canceling the bug you fixed.
>
> So we now need to also fix mlx5.
>
> And of course use skb_header_pointer() in mlx5e_get_fcs() as I mentioned earlier,
> plus __get_unaligned_cpu32() as you hinted.
>
>
>
>

No RXFCS

And this trace is rly frequently like once per 3/4 seconds
like below:
[28965.776864] vlan1490: hw csum failure
[28965.776867] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28965.776868] Call Trace:
[28965.776870]  <IRQ>
[28965.776876]  dump_stack+0x46/0x5b
[28965.776879]  __skb_checksum_complete+0x9a/0xa0
[28965.776882]  tcp_v4_rcv+0xef/0x960
[28965.776884]  ip_local_deliver_finish+0x49/0xd0
[28965.776886]  ip_local_deliver+0x5e/0xe0
[28965.776888]  ? ip_sublist_rcv_finish+0x50/0x50
[28965.776889]  ip_rcv+0x41/0xc0
[28965.776891]  __netif_receive_skb_one_core+0x4b/0x70
[28965.776893]  netif_receive_skb_internal+0x2f/0xd0
[28965.776894]  napi_gro_receive+0xb7/0xe0
[28965.776897]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28965.776899]  mlx5e_poll_rx_cq+0xc6/0x930
[28965.776900]  mlx5e_napi_poll+0xab/0xc90
[28965.776904]  ? kmem_cache_free_bulk+0x1e4/0x280
[28965.776905]  net_rx_action+0x1f1/0x320
[28965.776909]  __do_softirq+0xec/0x2b7
[28965.776912]  irq_exit+0x7b/0x80
[28965.776913]  do_IRQ+0x45/0xc0
[28965.776915]  common_interrupt+0xf/0xf
[28965.776916]  </IRQ>
[28965.776918] RIP: 0010:mwait_idle+0x5f/0x1b0
[28965.776919] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28965.776920] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28965.776921] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28965.776922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28965.776922] RBP: 0000000000000000 R08: 00000000000000aa R09: 
ffff88046f81fbc0
[28965.776923] R10: 0000000000000000 R11: 00000001006d5985 R12: 
ffffffff8220f780
[28965.776924] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28965.776927]  do_idle+0x1a3/0x1c0
[28965.776929]  cpu_startup_entry+0x14/0x20
[28965.776932]  start_kernel+0x488/0x4a8
[28965.776935]  secondary_startup_64+0xa4/0xb0
[28965.981529] vlan1490: hw csum failure
[28965.981531] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28965.981532] Call Trace:
[28965.981534]  <IRQ>
[28965.981539]  dump_stack+0x46/0x5b
[28965.981543]  __skb_checksum_complete+0x9a/0xa0
[28965.981545]  tcp_v4_rcv+0xef/0x960
[28965.981548]  ip_local_deliver_finish+0x49/0xd0
[28965.981550]  ip_local_deliver+0x5e/0xe0
[28965.981551]  ? ip_sublist_rcv_finish+0x50/0x50
[28965.981552]  ip_rcv+0x41/0xc0
[28965.981555]  __netif_receive_skb_one_core+0x4b/0x70
[28965.981556]  netif_receive_skb_internal+0x2f/0xd0
[28965.981558]  napi_gro_receive+0xb7/0xe0
[28965.981560]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28965.981562]  mlx5e_poll_rx_cq+0xc6/0x930
[28965.981563]  mlx5e_napi_poll+0xab/0xc90
[28965.981567]  ? kmem_cache_free_bulk+0x1e4/0x280
[28965.981568]  net_rx_action+0x1f1/0x320
[28965.981571]  __do_softirq+0xec/0x2b7
[28965.981575]  irq_exit+0x7b/0x80
[28965.981576]  do_IRQ+0x45/0xc0
[28965.981578]  common_interrupt+0xf/0xf
[28965.981579]  </IRQ>
[28965.981580] RIP: 0010:mwait_idle+0x5f/0x1b0
[28965.981582] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28965.981583] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28965.981584] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28965.981585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28965.981586] RBP: 0000000000000000 R08: 0000000000000383 R09: 
ffff88046f81fbc0
[28965.981586] R10: 0000000000000000 R11: 00000001006d59b8 R12: 
ffffffff8220f780
[28965.981587] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28965.981591]  do_idle+0x1a3/0x1c0
[28965.981592]  cpu_startup_entry+0x14/0x20
[28965.981596]  start_kernel+0x488/0x4a8
[28965.981600]  secondary_startup_64+0xa4/0xb0
[28966.511782] vlan1490: hw csum failure
[28966.511785] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28966.511785] Call Trace:
[28966.511787]  <IRQ>
[28966.511793]  dump_stack+0x46/0x5b
[28966.511797]  __skb_checksum_complete+0x9a/0xa0
[28966.511799]  tcp_v4_rcv+0xef/0x960
[28966.511802]  ip_local_deliver_finish+0x49/0xd0
[28966.511804]  ip_local_deliver+0x5e/0xe0
[28966.511806]  ? ip_sublist_rcv_finish+0x50/0x50
[28966.511807]  ip_rcv+0x41/0xc0
[28966.511810]  __netif_receive_skb_one_core+0x4b/0x70
[28966.511812]  netif_receive_skb_internal+0x2f/0xd0
[28966.511814]  napi_gro_receive+0xb7/0xe0
[28966.511817]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28966.511819]  mlx5e_poll_rx_cq+0xc6/0x930
[28966.511821]  mlx5e_napi_poll+0xab/0xc90
[28966.511824]  ? kmem_cache_free_bulk+0x1e4/0x280
[28966.511826]  net_rx_action+0x1f1/0x320
[28966.511830]  __do_softirq+0xec/0x2b7
[28966.511834]  irq_exit+0x7b/0x80
[28966.511835]  do_IRQ+0x45/0xc0
[28966.511837]  common_interrupt+0xf/0xf
[28966.511838]  </IRQ>
[28966.511839] RIP: 0010:mwait_idle+0x5f/0x1b0
[28966.511841] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28966.511841] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28966.511842] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28966.511843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28966.511844] RBP: 0000000000000000 R08: 000000000000011f R09: 
ffff88046f81fbc0
[28966.511844] R10: 0000000000000000 R11: 00000001006d5a3d R12: 
ffffffff8220f780
[28966.511845] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28966.511848]  do_idle+0x1a3/0x1c0
[28966.511850]  cpu_startup_entry+0x14/0x20
[28966.511853]  start_kernel+0x488/0x4a8
[28966.511857]  secondary_startup_64+0xa4/0xb0
[28967.271020] vlan1490: hw csum failure
[28967.271023] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28967.271024] Call Trace:
[28967.271025]  <IRQ>
[28967.271032]  dump_stack+0x46/0x5b
[28967.271035]  __skb_checksum_complete+0x9a/0xa0
[28967.271038]  tcp_v4_rcv+0xef/0x960
[28967.271040]  ip_local_deliver_finish+0x49/0xd0
[28967.271042]  ip_local_deliver+0x5e/0xe0
[28967.271044]  ? ip_sublist_rcv_finish+0x50/0x50
[28967.271045]  ip_rcv+0x41/0xc0
[28967.271047]  __netif_receive_skb_one_core+0x4b/0x70
[28967.271049]  netif_receive_skb_internal+0x2f/0xd0
[28967.271051]  napi_gro_receive+0xb7/0xe0
[28967.271054]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28967.271055]  mlx5e_poll_rx_cq+0xc6/0x930
[28967.271057]  mlx5e_napi_poll+0xab/0xc90
[28967.271060]  ? kmem_cache_free_bulk+0x1e4/0x280
[28967.271062]  net_rx_action+0x1f1/0x320
[28967.271065]  __do_softirq+0xec/0x2b7
[28967.271069]  irq_exit+0x7b/0x80
[28967.271071]  do_IRQ+0x45/0xc0
[28967.271072]  common_interrupt+0xf/0xf
[28967.271073]  </IRQ>
[28967.271075] RIP: 0010:mwait_idle+0x5f/0x1b0
[28967.271077] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28967.271078] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28967.271079] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28967.271080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28967.271081] RBP: 0000000000000000 R08: 00000000000002d1 R09: 
ffff88046f81fbc0
[28967.271082] R10: 0000000000000000 R11: 00000001006d5afa R12: 
ffffffff8220f780
[28967.271082] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28967.271086]  do_idle+0x1a3/0x1c0
[28967.271088]  cpu_startup_entry+0x14/0x20
[28967.271091]  start_kernel+0x488/0x4a8
[28967.271094]  secondary_startup_64+0xa4/0xb0
[28967.477135] vlan1490: hw csum failure
[28967.477138] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28967.477139] Call Trace:
[28967.477141]  <IRQ>
[28967.477148]  dump_stack+0x46/0x5b
[28967.477152]  __skb_checksum_complete+0x9a/0xa0
[28967.477154]  tcp_v4_rcv+0xef/0x960
[28967.477157]  ip_local_deliver_finish+0x49/0xd0
[28967.477159]  ip_local_deliver+0x5e/0xe0
[28967.477161]  ? ip_sublist_rcv_finish+0x50/0x50
[28967.477162]  ip_rcv+0x41/0xc0
[28967.477165]  __netif_receive_skb_one_core+0x4b/0x70
[28967.477167]  netif_receive_skb_internal+0x2f/0xd0
[28967.477169]  napi_gro_receive+0xb7/0xe0
[28967.477172]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28967.477174]  mlx5e_poll_rx_cq+0xc6/0x930
[28967.477175]  mlx5e_napi_poll+0xab/0xc90
[28967.477179]  ? kmem_cache_free_bulk+0x1e4/0x280
[28967.477181]  net_rx_action+0x1f1/0x320
[28967.477185]  __do_softirq+0xec/0x2b7
[28967.477190]  irq_exit+0x7b/0x80
[28967.477192]  do_IRQ+0x45/0xc0
[28967.477194]  common_interrupt+0xf/0xf
[28967.477195]  </IRQ>
[28967.477197] RIP: 0010:mwait_idle+0x5f/0x1b0
[28967.477199] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28967.477200] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28967.477202] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28967.477202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28967.477203] RBP: 0000000000000000 R08: 0000000000000395 R09: 
000000000000ba13
[28967.477204] R10: 0000000000000000 R11: 00000001006d5b2e R12: 
ffffffff8220f780
[28967.477204] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28967.477208]  do_idle+0x1a3/0x1c0
[28967.477209]  cpu_startup_entry+0x14/0x20
[28967.477213]  start_kernel+0x488/0x4a8
[28967.477216]  secondary_startup_64+0xa4/0xb0
[28967.682124] vlan1490: hw csum failure
[28967.682127] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28967.682127] Call Trace:
[28967.682129]  <IRQ>
[28967.682135]  dump_stack+0x46/0x5b
[28967.682138]  __skb_checksum_complete+0x9a/0xa0
[28967.682141]  tcp_v4_rcv+0xef/0x960
[28967.682143]  ip_local_deliver_finish+0x49/0xd0
[28967.682145]  ip_local_deliver+0x5e/0xe0
[28967.682146]  ? ip_sublist_rcv_finish+0x50/0x50
[28967.682147]  ip_rcv+0x41/0xc0
[28967.682150]  __netif_receive_skb_one_core+0x4b/0x70
[28967.682151]  netif_receive_skb_internal+0x2f/0xd0
[28967.682153]  napi_gro_receive+0xb7/0xe0
[28967.682156]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28967.682157]  mlx5e_poll_rx_cq+0xc6/0x930
[28967.682159]  mlx5e_napi_poll+0xab/0xc90
[28967.682162]  ? kmem_cache_free_bulk+0x1e4/0x280
[28967.682164]  net_rx_action+0x1f1/0x320
[28967.682167]  __do_softirq+0xec/0x2b7
[28967.682171]  irq_exit+0x7b/0x80
[28967.682172]  do_IRQ+0x45/0xc0
[28967.682173]  common_interrupt+0xf/0xf
[28967.682175]  </IRQ>
[28967.682176] RIP: 0010:mwait_idle+0x5f/0x1b0
[28967.682177] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28967.682178] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28967.682179] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28967.682180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28967.682180] RBP: 0000000000000000 R08: 000000000000002a R09: 
ffff88046f81fbc0
[28967.682181] R10: 0000000000000000 R11: 00000001006d5b61 R12: 
ffffffff8220f780
[28967.682181] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28967.682185]  do_idle+0x1a3/0x1c0
[28967.682186]  cpu_startup_entry+0x14/0x20
[28967.682189]  start_kernel+0x488/0x4a8
[28967.682192]  secondary_startup_64+0xa4/0xb0
[28968.112281] vlan1490: hw csum failure
[28968.112284] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28968.112285] Call Trace:
[28968.112287]  <IRQ>
[28968.112294]  dump_stack+0x46/0x5b
[28968.112297]  __skb_checksum_complete+0x9a/0xa0
[28968.112300]  tcp_v4_rcv+0xef/0x960
[28968.112303]  ip_local_deliver_finish+0x49/0xd0
[28968.112305]  ip_local_deliver+0x5e/0xe0
[28968.112307]  ? ip_sublist_rcv_finish+0x50/0x50
[28968.112308]  ip_rcv+0x41/0xc0
[28968.112311]  __netif_receive_skb_one_core+0x4b/0x70
[28968.112313]  netif_receive_skb_internal+0x2f/0xd0
[28968.112315]  napi_gro_receive+0xb7/0xe0
[28968.112318]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28968.112320]  mlx5e_poll_rx_cq+0xc6/0x930
[28968.112322]  mlx5e_napi_poll+0xab/0xc90
[28968.112326]  ? kmem_cache_free_bulk+0x1e4/0x280
[28968.112327]  net_rx_action+0x1f1/0x320
[28968.112331]  __do_softirq+0xec/0x2b7
[28968.112335]  irq_exit+0x7b/0x80
[28968.112336]  do_IRQ+0x45/0xc0
[28968.112338]  common_interrupt+0xf/0xf
[28968.112339]  </IRQ>
[28968.112340] RIP: 0010:mwait_idle+0x5f/0x1b0
[28968.112341] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28968.112342] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28968.112343] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28968.112344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28968.112344] RBP: 0000000000000000 R08: 000000000000030f R09: 
ffff88046f81fbc0
[28968.112345] R10: 0000000000000000 R11: 00000001006d5bcd R12: 
ffffffff8220f780
[28968.112345] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28968.112349]  do_idle+0x1a3/0x1c0
[28968.112350]  cpu_startup_entry+0x14/0x20
[28968.112354]  start_kernel+0x488/0x4a8
[28968.112357]  secondary_startup_64+0xa4/0xb0
[28968.316518] vlan1490: hw csum failure
[28968.316521] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28968.316522] Call Trace:
[28968.316523]  <IRQ>
[28968.316529]  dump_stack+0x46/0x5b
[28968.316534]  __skb_checksum_complete+0x9a/0xa0
[28968.316536]  tcp_v4_rcv+0xef/0x960
[28968.316539]  ip_local_deliver_finish+0x49/0xd0
[28968.316541]  ip_local_deliver+0x5e/0xe0
[28968.316543]  ? ip_sublist_rcv_finish+0x50/0x50
[28968.316544]  ip_rcv+0x41/0xc0
[28968.316547]  __netif_receive_skb_one_core+0x4b/0x70
[28968.316549]  netif_receive_skb_internal+0x2f/0xd0
[28968.316550]  napi_gro_receive+0xb7/0xe0
[28968.316554]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28968.316555]  mlx5e_poll_rx_cq+0xc6/0x930
[28968.316557]  mlx5e_napi_poll+0xab/0xc90
[28968.316561]  ? kmem_cache_free_bulk+0x1e4/0x280
[28968.316562]  net_rx_action+0x1f1/0x320
[28968.316566]  __do_softirq+0xec/0x2b7
[28968.316570]  irq_exit+0x7b/0x80
[28968.316571]  do_IRQ+0x45/0xc0
[28968.316573]  common_interrupt+0xf/0xf
[28968.316574]  </IRQ>
[28968.316576] RIP: 0010:mwait_idle+0x5f/0x1b0
[28968.316577] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28968.316578] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28968.316579] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28968.316580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28968.316581] RBP: 0000000000000000 R08: 00000000000001bc R09: 
ffff88046f81fbc0
[28968.316581] R10: 0000000000000000 R11: 00000001006d5c00 R12: 
ffffffff8220f780
[28968.316582] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28968.316585]  do_idle+0x1a3/0x1c0
[28968.316587]  cpu_startup_entry+0x14/0x20
[28968.316590]  start_kernel+0x488/0x4a8
[28968.316594]  secondary_startup_64+0xa4/0xb0
[28968.521770] vlan1490: hw csum failure
[28968.521773] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28968.521774] Call Trace:
[28968.521776]  <IRQ>
[28968.521782]  dump_stack+0x46/0x5b
[28968.521786]  __skb_checksum_complete+0x9a/0xa0
[28968.521788]  tcp_v4_rcv+0xef/0x960
[28968.521791]  ip_local_deliver_finish+0x49/0xd0
[28968.521793]  ip_local_deliver+0x5e/0xe0
[28968.521795]  ? ip_sublist_rcv_finish+0x50/0x50
[28968.521796]  ip_rcv+0x41/0xc0
[28968.521799]  __netif_receive_skb_one_core+0x4b/0x70
[28968.521802]  netif_receive_skb_internal+0x2f/0xd0
[28968.521804]  napi_gro_receive+0xb7/0xe0
[28968.521807]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28968.521809]  mlx5e_poll_rx_cq+0xc6/0x930
[28968.521811]  mlx5e_napi_poll+0xab/0xc90
[28968.521816]  ? kmem_cache_free_bulk+0x1e4/0x280
[28968.521818]  net_rx_action+0x1f1/0x320
[28968.521821]  __do_softirq+0xec/0x2b7
[28968.521826]  irq_exit+0x7b/0x80
[28968.521827]  do_IRQ+0x45/0xc0
[28968.521830]  common_interrupt+0xf/0xf
[28968.521831]  </IRQ>
[28968.521832] RIP: 0010:mwait_idle+0x5f/0x1b0
[28968.521835] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28968.521835] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28968.521836] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28968.521837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28968.521838] RBP: 0000000000000000 R08: 0000000000000288 R09: 
ffff88046f81fbc0
[28968.521838] R10: 0000000000000000 R11: 00000001006d5c33 R12: 
ffffffff8220f780
[28968.521839] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28968.521842]  do_idle+0x1a3/0x1c0
[28968.521844]  cpu_startup_entry+0x14/0x20
[28968.521847]  start_kernel+0x488/0x4a8
[28968.521850]  secondary_startup_64+0xa4/0xb0
[28968.726877] vlan1490: hw csum failure
[28968.726880] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28968.726881] Call Trace:
[28968.726882]  <IRQ>
[28968.726888]  dump_stack+0x46/0x5b
[28968.726892]  __skb_checksum_complete+0x9a/0xa0
[28968.726894]  tcp_v4_rcv+0xef/0x960
[28968.726897]  ip_local_deliver_finish+0x49/0xd0
[28968.726898]  ip_local_deliver+0x5e/0xe0
[28968.726900]  ? ip_sublist_rcv_finish+0x50/0x50
[28968.726901]  ip_rcv+0x41/0xc0
[28968.726904]  __netif_receive_skb_one_core+0x4b/0x70
[28968.726905]  netif_receive_skb_internal+0x2f/0xd0
[28968.726907]  napi_gro_receive+0xb7/0xe0
[28968.726909]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28968.726911]  mlx5e_poll_rx_cq+0xc6/0x930
[28968.726913]  mlx5e_napi_poll+0xab/0xc90
[28968.726916]  ? kmem_cache_free_bulk+0x1e4/0x280
[28968.726918]  net_rx_action+0x1f1/0x320
[28968.726921]  __do_softirq+0xec/0x2b7
[28968.726925]  irq_exit+0x7b/0x80
[28968.726926]  do_IRQ+0x45/0xc0
[28968.726927]  common_interrupt+0xf/0xf
[28968.726928]  </IRQ>
[28968.726930] RIP: 0010:mwait_idle+0x5f/0x1b0
[28968.726931] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28968.726932] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28968.726932] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28968.726933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28968.726934] RBP: 0000000000000000 R08: 0000000000000092 R09: 
ffff88046f81fbc0
[28968.726934] R10: 0000000000000000 R11: 00000001006d5c66 R12: 
ffffffff8220f780
[28968.726935] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28968.726938]  do_idle+0x1a3/0x1c0
[28968.726939]  cpu_startup_entry+0x14/0x20
[28968.726942]  start_kernel+0x488/0x4a8
[28968.726946]  secondary_startup_64+0xa4/0xb0
[28969.015326] vlan1490: hw csum failure
[28969.015329] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28969.015330] Call Trace:
[28969.015331]  <IRQ>
[28969.015337]  dump_stack+0x46/0x5b
[28969.015341]  __skb_checksum_complete+0x9a/0xa0
[28969.015344]  tcp_v4_rcv+0xef/0x960
[28969.015347]  ip_local_deliver_finish+0x49/0xd0
[28969.015349]  ip_local_deliver+0x5e/0xe0
[28969.015351]  ? ip_sublist_rcv_finish+0x50/0x50
[28969.015352]  ip_rcv+0x41/0xc0
[28969.015355]  __netif_receive_skb_one_core+0x4b/0x70
[28969.015357]  netif_receive_skb_internal+0x2f/0xd0
[28969.015359]  napi_gro_receive+0xb7/0xe0
[28969.015362]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28969.015364]  mlx5e_poll_rx_cq+0xc6/0x930
[28969.015365]  mlx5e_napi_poll+0xab/0xc90
[28969.015370]  ? kmem_cache_free_bulk+0x1e4/0x280
[28969.015371]  net_rx_action+0x1f1/0x320
[28969.015375]  __do_softirq+0xec/0x2b7
[28969.015379]  irq_exit+0x7b/0x80
[28969.015380]  do_IRQ+0x45/0xc0
[28969.015382]  common_interrupt+0xf/0xf
[28969.015383]  </IRQ>
[28969.015384] RIP: 0010:mwait_idle+0x5f/0x1b0
[28969.015385] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28969.015386] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28969.015387] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28969.015388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28969.015388] RBP: 0000000000000000 R08: 000000000000033a R09: 
ffff88046f81fbc0
[28969.015389] R10: 0000000000000000 R11: 00000001006d5cae R12: 
ffffffff8220f780
[28969.015389] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28969.015392]  do_idle+0x1a3/0x1c0
[28969.015394]  cpu_startup_entry+0x14/0x20
[28969.015397]  start_kernel+0x488/0x4a8
[28969.015401]  secondary_startup_64+0xa4/0xb0
[28976.679233] vlan1490: hw csum failure
[28976.679236] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.19.0+ #1
[28976.679237] Call Trace:
[28976.679239]  <IRQ>
[28976.679245]  dump_stack+0x46/0x5b
[28976.679249]  __skb_checksum_complete+0x9a/0xa0
[28976.679251]  tcp_v4_rcv+0xef/0x960
[28976.679254]  ip_local_deliver_finish+0x49/0xd0
[28976.679256]  ip_local_deliver+0x5e/0xe0
[28976.679258]  ? ip_sublist_rcv_finish+0x50/0x50
[28976.679259]  ip_rcv+0x41/0xc0
[28976.679262]  __netif_receive_skb_one_core+0x4b/0x70
[28976.679263]  netif_receive_skb_internal+0x2f/0xd0
[28976.679265]  napi_gro_receive+0xb7/0xe0
[28976.679267]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28976.679269]  mlx5e_poll_rx_cq+0xc6/0x930
[28976.679271]  mlx5e_napi_poll+0xab/0xc90
[28976.679274]  ? kmem_cache_free_bulk+0x1e4/0x280
[28976.679276]  net_rx_action+0x1f1/0x320
[28976.679279]  __do_softirq+0xec/0x2b7
[28976.679282]  irq_exit+0x7b/0x80
[28976.679284]  do_IRQ+0x45/0xc0
[28976.679285]  common_interrupt+0xf/0xf
[28976.679286]  </IRQ>
[28976.679287] RIP: 0010:mwait_idle+0x5f/0x1b0
[28976.679289] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28976.679290] RSP: 0018:ffffffff82203e98 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffd3
[28976.679292] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 
0000000000000000
[28976.679292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28976.679293] RBP: 0000000000000000 R08: 00000000000001dc R09: 
ffff88046f81fbc0
[28976.679293] R10: 0000000000000000 R11: 00000001006d642a R12: 
ffffffff8220f780
[28976.679294] R13: ffffffff8220f780 R14: 0000000000000000 R15: 
0000000000000000
[28976.679297]  do_idle+0x1a3/0x1c0
[28976.679299]  cpu_startup_entry+0x14/0x20
[28976.679302]  start_kernel+0x488/0x4a8
[28976.679305]  secondary_startup_64+0xa4/0xb0
[28982.432790] vlan2566: hw csum failure
[28982.432794] CPU: 12 PID: 0 Comm: swapper/12 Not tainted 4.19.0+ #1
[28982.432795] Call Trace:
[28982.432796]  <IRQ>
[28982.432803]  dump_stack+0x46/0x5b
[28982.432807]  __skb_checksum_complete+0x9a/0xa0
[28982.432810]  tcp_v4_rcv+0xef/0x960
[28982.432813]  ip_local_deliver_finish+0x49/0xd0
[28982.432814]  ip_local_deliver+0x5e/0xe0
[28982.432816]  ? ip_sublist_rcv_finish+0x50/0x50
[28982.432818]  ip_rcv+0x41/0xc0
[28982.432821]  __netif_receive_skb_one_core+0x4b/0x70
[28982.432822]  netif_receive_skb_internal+0x2f/0xd0
[28982.432824]  napi_gro_receive+0xb7/0xe0
[28982.432827]  mlx5e_handle_rx_cqe+0x7a/0xd0
[28982.432829]  mlx5e_poll_rx_cq+0xc6/0x930
[28982.432830]  mlx5e_napi_poll+0xab/0xc90
[28982.432834]  ? kmem_cache_free_bulk+0x1e4/0x280
[28982.432836]  net_rx_action+0x1f1/0x320
[28982.432839]  __do_softirq+0xec/0x2b7
[28982.432844]  irq_exit+0x7b/0x80
[28982.432845]  do_IRQ+0x45/0xc0
[28982.432847]  common_interrupt+0xf/0xf
[28982.432848]  </IRQ>
[28982.432849] RIP: 0010:mwait_idle+0x5f/0x1b0
[28982.432850] Code: a8 01 0f 85 3f 01 00 00 31 d2 65 48 8b 04 25 80 4c 
01 00 48 89 d1 0f 01 c8 48 8b 00 a8 08 0f 85 40 01 00 00 31 c0 fb 0f 01 
c9 <65> 8b 2d 2a c9 6a 7e 0f 1f 44 00 00 65 48 8b 04 25 80 4c 01 00 f0
[28982.432851] RSP: 0018:ffffc900033a7eb8 EFLAGS: 00000246 ORIG_RAX: 
ffffffffffffffdb
[28982.432852] RAX: 0000000000000000 RBX: 000000000000000c RCX: 
0000000000000000
[28982.432852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 
0000000000000000
[28982.432853] RBP: 000000000000000c R08: 0000000000000197 R09: 
ffff88046fb1fbc0
[28982.432853] R10: 0000000000000000 R11: 00000001006d69c9 R12: 
ffff88046d1f62c0
[28982.432854] R13: ffff88046d1f62c0 R14: 0000000000000000 R15: 
0000000000000000
[28982.432857]  do_idle+0x1a3/0x1c0
[28982.432859]  cpu_startup_entry+0x14/0x20
[28982.432861]  start_secondary+0x165/0x190
[28982.432864]  secondary_startup_64+0xa4/0xb0

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