* [net-next] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
@ 2021-08-05 19:04 Grygorii Strashko
2021-08-06 7:53 ` Paolo Abeni
0 siblings, 1 reply; 3+ messages in thread
From: Grygorii Strashko @ 2021-08-05 19:04 UTC (permalink / raw)
To: netdev
Hi all
with current net-next is see below splat when run netperf TCP_STREAM
<REMOTE HOST> netperf -l 10 -H 192.168.1.2 -t TCP_STREAM -c -C -j -B "am6 " -s 1 -s 1
Is this know issue?
<FAILED DUT>
root@am65xx-evm:~# uname -a
Linux am65xx-evm 5.14.0-rc3-00973-g372bbdd5bb3f #5 SMP PREEMPT Thu Aug 5 21:57:28 EEST 2021 aarch64 GNU/Linux
root@am65xx-evm:~# [ 227.929271] ------------[ cut here ]------------
[ 227.933917] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
[ 227.942624] Modules linked in:
[ 227.945679] CPU: 2 PID: 1189 Comm: netserver Not tainted 5.14.0-rc3-00973-g372bbdd5bb3f #5
[ 227.953931] Hardware name: Texas Instruments AM654 Base Board (DT)
[ 227.960098] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
[ 227.966097] pc : skb_try_coalesce+0x354/0x368
[ 227.970449] lr : tcp_try_coalesce.part.74+0x48/0x180
[ 227.975410] sp : ffff80001544fa40
[ 227.978716] x29: ffff80001544fa40 x28: ffff0008013a0dc0 x27: 0000000000000000
[ 227.985851] x26: 0000000000000000 x25: 0000000000002d20 x24: ffff000809f25240
[ 227.992984] x23: ffff000809f286c0 x22: 0000000000002d40 x21: ffff80001544fac4
[ 228.000118] x20: ffff000807536600 x19: ffff000807535800 x18: 0000000000000000
[ 228.007251] x17: 0000000000000000 x16: 0000000000000000 x15: ffff00080794a882
[ 228.014384] x14: 72657074656e0066 x13: 0000000000000080 x12: ffff000800792e58
[ 228.021517] x11: 0000000000000000 x10: 0000000000000001 x9 : ffff000000000000
[ 228.028650] x8 : 0000000000002798 x7 : 00000000000005a8 x6 : ffff000809f24c82
[ 228.035783] x5 : 0000000000000000 x4 : 0000000000000640 x3 : 0000000000000001
[ 228.042915] x2 : ffff80001544fb57 x1 : 0000000000000007 x0 : ffff000809f286c0
[ 228.050050] Call trace:
[ 228.052490] skb_try_coalesce+0x354/0x368
[ 228.056497] tcp_try_coalesce.part.74+0x48/0x180
[ 228.061108] tcp_queue_rcv+0x12c/0x170
[ 228.064853] tcp_rcv_established+0x558/0x6f8
[ 228.069118] tcp_v4_do_rcv+0x90/0x220
[ 228.072775] __release_sock+0x70/0xb8
[ 228.076439] release_sock+0x30/0x90
[ 228.079926] tcp_recvmsg+0x90/0x1d0
[ 228.083411] inet_recvmsg+0x54/0x128
[ 228.086983] __sys_recvfrom+0xbc/0x148
[ 228.090728] __arm64_sys_recvfrom+0x24/0x38
[ 228.094906] invoke_syscall+0x44/0x100
[ 228.098655] el0_svc_common+0x3c/0xd8
[ 228.102314] do_el0_svc+0x28/0x90
[ 228.105626] el0_svc+0x24/0x38
[ 228.108679] el0t_64_sync_handler+0x90/0xb8
[ 228.112857] el0t_64_sync+0x178/0x17c
[ 228.116517] ---[ end trace 2e0ec9d02424634a ]--- \x010
--
Best regards,
grygorii
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [net-next] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
2021-08-05 19:04 [net-next] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368 Grygorii Strashko
@ 2021-08-06 7:53 ` Paolo Abeni
2021-08-06 10:41 ` Grygorii Strashko
0 siblings, 1 reply; 3+ messages in thread
From: Paolo Abeni @ 2021-08-06 7:53 UTC (permalink / raw)
To: Grygorii Strashko, netdev
Hello,
On Thu, 2021-08-05 at 22:04 +0300, Grygorii Strashko wrote:
> with current net-next is see below splat when run netperf TCP_STREAM
>
> <REMOTE HOST> netperf -l 10 -H 192.168.1.2 -t TCP_STREAM -c -C -j -B "am6 " -s 1 -s 1
>
> Is this know issue?
>
> <FAILED DUT>
> root@am65xx-evm:~# uname -a
> Linux am65xx-evm 5.14.0-rc3-00973-g372bbdd5bb3f #5 SMP PREEMPT Thu Aug 5 21:57:28 EEST 2021 aarch64 GNU/Linux
>
> root@am65xx-evm:~# [ 227.929271] ------------[ cut here ]------------
> [ 227.933917] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
> [ 227.942624] Modules linked in:
> [ 227.945679] CPU: 2 PID: 1189 Comm: netserver Not tainted 5.14.0-rc3-00973-g372bbdd5bb3f #5
> [ 227.953931] Hardware name: Texas Instruments AM654 Base Board (DT)
> [ 227.960098] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
> [ 227.966097] pc : skb_try_coalesce+0x354/0x368
> [ 227.970449] lr : tcp_try_coalesce.part.74+0x48/0x180
> [ 227.975410] sp : ffff80001544fa40
> [ 227.978716] x29: ffff80001544fa40 x28: ffff0008013a0dc0 x27: 0000000000000000
> [ 227.985851] x26: 0000000000000000 x25: 0000000000002d20 x24: ffff000809f25240
> [ 227.992984] x23: ffff000809f286c0 x22: 0000000000002d40 x21: ffff80001544fac4
> [ 228.000118] x20: ffff000807536600 x19: ffff000807535800 x18: 0000000000000000
> [ 228.007251] x17: 0000000000000000 x16: 0000000000000000 x15: ffff00080794a882
> [ 228.014384] x14: 72657074656e0066 x13: 0000000000000080 x12: ffff000800792e58
> [ 228.021517] x11: 0000000000000000 x10: 0000000000000001 x9 : ffff000000000000
> [ 228.028650] x8 : 0000000000002798 x7 : 00000000000005a8 x6 : ffff000809f24c82
> [ 228.035783] x5 : 0000000000000000 x4 : 0000000000000640 x3 : 0000000000000001
> [ 228.042915] x2 : ffff80001544fb57 x1 : 0000000000000007 x0 : ffff000809f286c0
> [ 228.050050] Call trace:
> [ 228.052490] skb_try_coalesce+0x354/0x368
> [ 228.056497] tcp_try_coalesce.part.74+0x48/0x180
> [ 228.061108] tcp_queue_rcv+0x12c/0x170
> [ 228.064853] tcp_rcv_established+0x558/0x6f8
> [ 228.069118] tcp_v4_do_rcv+0x90/0x220
> [ 228.072775] __release_sock+0x70/0xb8
> [ 228.076439] release_sock+0x30/0x90
> [ 228.079926] tcp_recvmsg+0x90/0x1d0
> [ 228.083411] inet_recvmsg+0x54/0x128
> [ 228.086983] __sys_recvfrom+0xbc/0x148
> [ 228.090728] __arm64_sys_recvfrom+0x24/0x38
> [ 228.094906] invoke_syscall+0x44/0x100
> [ 228.098655] el0_svc_common+0x3c/0xd8
> [ 228.102314] do_el0_svc+0x28/0x90
> [ 228.105626] el0_svc+0x24/0x38
> [ 228.108679] el0t_64_sync_handler+0x90/0xb8
> [ 228.112857] el0t_64_sync+0x178/0x17c
> [ 228.116517] ---[ end trace 2e0ec9d02424634a ]--- \x010
The above should be fixed by the net-next
commit af352460b465d7a8afbeb3be07c0268d1d48a4d7
Could you please have a shot at that?
Thanks!
Paolo
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [net-next] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
2021-08-06 7:53 ` Paolo Abeni
@ 2021-08-06 10:41 ` Grygorii Strashko
0 siblings, 0 replies; 3+ messages in thread
From: Grygorii Strashko @ 2021-08-06 10:41 UTC (permalink / raw)
To: Paolo Abeni, netdev
On 06/08/2021 10:53, Paolo Abeni wrote:
> Hello,
>
> On Thu, 2021-08-05 at 22:04 +0300, Grygorii Strashko wrote:
>> with current net-next is see below splat when run netperf TCP_STREAM
>>
>> <REMOTE HOST> netperf -l 10 -H 192.168.1.2 -t TCP_STREAM -c -C -j -B "am6 " -s 1 -s 1
>>
>> Is this know issue?
>>
>> <FAILED DUT>
>> root@am65xx-evm:~# uname -a
>> Linux am65xx-evm 5.14.0-rc3-00973-g372bbdd5bb3f #5 SMP PREEMPT Thu Aug 5 21:57:28 EEST 2021 aarch64 GNU/Linux
>>
>> root@am65xx-evm:~# [ 227.929271] ------------[ cut here ]------------
>> [ 227.933917] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368
>> [ 227.942624] Modules linked in:
>> [ 227.945679] CPU: 2 PID: 1189 Comm: netserver Not tainted 5.14.0-rc3-00973-g372bbdd5bb3f #5
>> [ 227.953931] Hardware name: Texas Instruments AM654 Base Board (DT)
>> [ 227.960098] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
>> [ 227.966097] pc : skb_try_coalesce+0x354/0x368
>> [ 227.970449] lr : tcp_try_coalesce.part.74+0x48/0x180
>> [ 227.975410] sp : ffff80001544fa40
>> [ 227.978716] x29: ffff80001544fa40 x28: ffff0008013a0dc0 x27: 0000000000000000
>> [ 227.985851] x26: 0000000000000000 x25: 0000000000002d20 x24: ffff000809f25240
>> [ 227.992984] x23: ffff000809f286c0 x22: 0000000000002d40 x21: ffff80001544fac4
>> [ 228.000118] x20: ffff000807536600 x19: ffff000807535800 x18: 0000000000000000
>> [ 228.007251] x17: 0000000000000000 x16: 0000000000000000 x15: ffff00080794a882
>> [ 228.014384] x14: 72657074656e0066 x13: 0000000000000080 x12: ffff000800792e58
>> [ 228.021517] x11: 0000000000000000 x10: 0000000000000001 x9 : ffff000000000000
>> [ 228.028650] x8 : 0000000000002798 x7 : 00000000000005a8 x6 : ffff000809f24c82
>> [ 228.035783] x5 : 0000000000000000 x4 : 0000000000000640 x3 : 0000000000000001
>> [ 228.042915] x2 : ffff80001544fb57 x1 : 0000000000000007 x0 : ffff000809f286c0
>> [ 228.050050] Call trace:
>> [ 228.052490] skb_try_coalesce+0x354/0x368
>> [ 228.056497] tcp_try_coalesce.part.74+0x48/0x180
>> [ 228.061108] tcp_queue_rcv+0x12c/0x170
>> [ 228.064853] tcp_rcv_established+0x558/0x6f8
>> [ 228.069118] tcp_v4_do_rcv+0x90/0x220
>> [ 228.072775] __release_sock+0x70/0xb8
>> [ 228.076439] release_sock+0x30/0x90
>> [ 228.079926] tcp_recvmsg+0x90/0x1d0
>> [ 228.083411] inet_recvmsg+0x54/0x128
>> [ 228.086983] __sys_recvfrom+0xbc/0x148
>> [ 228.090728] __arm64_sys_recvfrom+0x24/0x38
>> [ 228.094906] invoke_syscall+0x44/0x100
>> [ 228.098655] el0_svc_common+0x3c/0xd8
>> [ 228.102314] do_el0_svc+0x28/0x90
>> [ 228.105626] el0_svc+0x24/0x38
>> [ 228.108679] el0t_64_sync_handler+0x90/0xb8
>> [ 228.112857] el0t_64_sync+0x178/0x17c
>> [ 228.116517] ---[ end trace 2e0ec9d02424634a ]--- \x010
>
> The above should be fixed by the net-next
> commit af352460b465d7a8afbeb3be07c0268d1d48a4d7
>
> Could you please have a shot at that?
>
Do not see it anymore. My branch based on commit
0ca8d3ca4561 (linux-net-next/master) Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Thank you.
--
Best regards,
grygorii
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-08-06 10:42 UTC | newest]
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2021-08-05 19:04 [net-next] WARNING: CPU: 2 PID: 1189 at ../net/core/skbuff.c:5412 skb_try_coalesce+0x354/0x368 Grygorii Strashko
2021-08-06 7:53 ` Paolo Abeni
2021-08-06 10:41 ` Grygorii Strashko
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