Hi Jeff.
Unfortunately, was missing patch [1] that add the expose the support in the
mlx5 driver.
[1]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.5-rc2&id=5dc9520bf04a6b95660a307d7654460d1463d91a
could you please add it ?
Yours,
Talat
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Hi,
After trying the steps that mentioned in #4 on 18.10, the issue doesn't
reproduces with the suggested setting.
yours,
Talat
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Title:
[cosmi
Hi
Sure i will try it and update.
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Title:
[cosmic] ipoib ping with large message size failed
To manage notifications about this bug go to:
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Hi Tyler,
We did a kernel bisecting and we fount that the mentioned commit is the
root cause of this big, if bionic contain this commit, so the bug also
in bionic release.
yours,
Talat
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Public bug reported:
We see that ping over ipoib interface stuck with large packets, this is a new
degradation, this test pass on Ubuntu 18.04.
After investigating the issue, we see that commit [1] introduce the issue, and
it is not an upstream commit, it is canonical commit.
Could you please ch
The patch fixes the issue and we tested it.
Thanks,
Talat
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Title:
[bionic]mlx5: reading SW stats through ifstat cause kernel crash
To manage no
Thank you for your concern.
I already sent the patch to the canonical kernel mailing list, and waiting for
them to review it.
Thanks,
Talat
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Titl
Public bug reported:
Hi, Christian
We've recently encountered a weird issue with Ubuntu 18.04 on the Skylake
server. I can always reproduce this crash and I could narrowed it down. I guess
it could be a GCC issue.
[1] How to reproduce
- ConnectX-4Lx/ConnectX-5 with mlx5 PMD in DPDK 18.02.1
- Ub
Public bug reported:
Description of problem:
Attempting to read SW stats (ifstat -x cpu_hit) on a system with probed VFs
will crash the system.
How reproducible:
Always
Steps to Reproduce:
1. Create a VF
echo 1 > /sys/bus/pci/devices/\:82\:00.0/sriov_numvfs
2. read SW stats:
ifstat -x cpu_
Public bug reported:
During OFED internal installation the [1] packages removed due to libibverbs1
package dependencies, for example [2].
We see that qemu-system-x86 is depends on libibverbs1 as we see in the apt-case
[2]
Once the qemu-* are deleted, we can't work over virtualization (VM,
SR-IO
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
[bionic] machine stuck and bonding not working well w
Hi,
Sorry I missed that, will do it today.
yours,
Talat
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Title:
[bionic] machine stuck and bonding not working well when nvmet_rdma
module is
** Attachment added: "udevadm"
https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1774132/+attachment/5146404/+files/udevadm18.04.log
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Titl
Thank you Dima,
Added requested files.
yours,
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Title:
[Bionic]udev stop notifying when network interface added
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** Attachment added: "dmesg"
https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1774132/+attachment/5146405/+files/dmesgub18.04.log
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Title:
Public bug reported:
Expected:
After a network driver restart, the network interfaces are deleted and
added again, the udev should notify that new interface was added. then
the interface service should be started accordingly.
Actual:
Udev doesn't notify about that new interface is added and the
Public bug reported:
How to reproduce:
Start testpmd using the following command:
testpmd -n 4 -w 00:06.0,mprq_en=0,rx_vec_en=0,tx_vec_en=0 -w
00:07.0,mprq_en=0,rx_vec_en=0,tx_vec_en=0 -- --burst=64 --mbcache=512 -i
--nb-cores=11 --txd=1024 --rxd=1024 --disable-hw-vlan-strip --forward-
mode=r
Thank you for the build,
I tested with those patches and it is work.
Thanks,
Talat
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Title:
[bionic] machine stuck and bonding not working well w
Public bug reported:
Hi
Machine stuck after unregistering bonding interface when the nvmet_rdma module
is loading.
scenario:
# modprobe nvmet_rdma
# modprobe -r bonding
# modprobe bonding -v mode=1 miimon=100 fail_over_mac=0
# ifdown eth4
# ifdown eth5
# ip addr add 15.209.12.173/8 d
Testing this patch with bionic and it is working properly
before the patch
# ethtool --show-priv-flags enp6s0f0
Private flags for enp6s0f0:
rx_cqe_moder : on
tx_cqe_moder : on
Public bug reported:
we see degradation ~20% on ConnectX-5/4 in the following case:
TCP, 1 QP, 1 stream, unidir, single port.
Message sizes 1M and up show this degradation.
After changing the default TX moderation mode to off we see up to 40%
packet rate and up to 23% bandwidth degradtions.
The
Public bug reported:
We see UBSAN: Undefined behaviour in ./include/linux/net_dim.h:243:6
we saw the following trace during traffic in the regression:
[12885.292500] UBSAN: Undefined behaviour in ./include/linux/net_dim.h:243:6
[12885.296358] signed integer overflow:
[12885.300100] 358869104 * 1
After testing the build, the issue didn't reproduced.
Thanks.
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Title:
[Bionic] mlx4 ETH - mlnx_qos failed when set some TC to vendor
To manage n
Thank you,
will test and update.
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Title:
[Bionic] mlx4 ETH - mlnx_qos failed when set some TC to vendor
To manage notifications about this bug
Public bug reported:
reproduce:
[root@reg-l-vrt-41018-010 ~]# /usr/bin/mlnx_qos -i ens8 -s
vendor,ets,vendor,ets,ets,strict,ets,vendor -t 0,36,0,55,4,0,5,0
Netlink error: Bad value. see dmesg.
[root@reg-l-vrt-41018-010 ~]# dmesg
[69718.992299] mlx4_en: ens8: TC[0]: Not supported TSA: 255
There
Hi,
Is there any workaround for this issue?
Yours,
Talat
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Title:
installer no ipv4 dhcp
To manage notifications about this bug go to:
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Hi Luke,
Any update with this bug?
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Title:
Please include mlx4 and mlx5 InfiniBand modules
To manage notifications about this bug go to:
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Hi,
please note that need to remove the mlx4.conf from the kmod package.
Opened a bug on this issue LP: #1693503
yours,
Talat
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Title:
[MIR] 1
Hi Seth,
Thank you for the review and for the detailed response.
The rdma-core was already accepted to debian and passed their acceptance
process.
In addition rdma-core was already integrated into the other major linux distors
(such as Fedora, RHEL, OpenSUSE, SLES, Debian ... ).
please note th
Hi,
Any update with rdma-core ?
Yours,
Talat
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Title:
[MIR] 18.04 rdma-core as replacement for older ibverbs code
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Public bug reported:
After configuring DHCP server (with and without RADVD), the client gets
ipv6 address in range that was defined, or preserved. But the subnetmask
of the address is 128 no matter what was the definition.
Steps to reproduce
1.Install packages:
#apt-get install -y *dhcp*
#apt-ge
ok, could you please just change the name of the file ?
I will do a tests next week to figure if mlx4_core request the modules mlx_en
when the link type is ETh, then we don't need this file at all.
thanks
Talat
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Bugs, whic
Public bug reported:
This feature is a Page-Reuse mechanism in non-Striding RQ RX datapath.
A WQE (RX descriptor) buffer is a page, that in most cases was fully
wasted on a packet that is much smaller, requiring a new page for
the next round.
In this feature, we implement a page-reuse mechanism,
Public bug reported:
Hi,
we are working on debianizing rdma-core package, it will contain a rdma
service that manage the mlx4.conf file, so the conf file
“/etc/modprobe.d/mlx4.conf” (that comes with “kmod” package) is not
needed anymore, and must be removed.
This conf file conflicts with “/lib/m
Thank you,
Tested it and it fixes the issue.
could you please add this fix to the next SRU
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Title:
bonding - mlx5 - speed changed to 0 after chan
Public bug reported:
The problem happens when changing the ring size of a mlx5_core interface that
is part of a LACP bond.
[268312.721076] mlx5_core :42:00.1 enp66s0f1: mlx5e_update_carrier:143:
Link up
[268312.721940] mlx5_core :42:00.1 enp66s0f1: speed changed to 0 for port
enp66s0f
Additional trace with this test is below
[80921.628988] general protection fault: [#1] SMP
[80921.630449] Modules linked in: act_mirred act_tunnel_key cls_flower
sch_ingress vport_vxlan vxlan ip6_udp_tunnel udp_tunnel vfio_pci
vfio_iommu_type1 vfio_virqfd vfio mlx5_ib ib_core openvswitch n
It is working with Ubuntu 16.10 .
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Title:
[Zesty] TSO doesn't work properly
To manage notifications about this bug go to:
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Hi,
This test work properly in the previous releases.
Thanks,
Talat
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Title:
[Zesty] TSO doesn't work properly
To manage notifications about thi
Public bug reported:
After running offload enabled LNST ipv6 vxlan ovs test
(recipes/ovs_offload/1_virt_ovs_vxlan_ipv6.xml) with the setup that it creates
multiple times till it crashes.
The test itself and other LNST tests pass, it's the shutdown phase that causes
this.
There are different sta
Public bug reported:
Scenario:
$ifconfig
ens3: flags=4163 mtu 1500
inet 10.141.20.8 netmask 255.255.0.0 broadcast 10.141.255.255
inet6 fe80::250:56ff:fe8d:1408 prefixlen 64 scopeid 0x20
ether 00:50:56:8d:14:08 txqueuelen 1000 (Ethernet)
RX packets 152370 by
Unfortunately, No.
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Title:
[Zesty] TSO doesn't work properly
To manage notifications about this bug go to:
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The bug is exist also in kernel that mentioned in commit#2
4.11.0-041100rc5-generic
** Tags added: kernel-bug-exists-upstream
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Title:
[Zesty] T
Public bug reported:
The TSO (TCP segmentation offload), By default it is shown to be ON, but
actually aggregation doesn’t happen.
When turning it on again - aggregation is observed.
Same behavior for mlx4_en, mlx5_core, igb.
Steps to repro:
1.
root:~# uname -r
4.10.0-14-generic
2.
root:~# etht
Thanks,
Tested and the fix is working properly.
Talat
** Tags removed: verification-needed-xenial
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Title:
[Xenial - 16.04 ]Bonding driver - sta
This commit fix the issue
commit e497ec680c4cd51e76bfcdd49363d9ab8d32a757
Author: Talat Batheesh
Date: Tue Mar 28 16:13:41 2017 +0300
net/mlx5: Avoid dereferencing uninitialized pointer
In NETDEV_CHANGEUPPER event the upper_info field is valid
only when linking is true. Otherwise
Public bug reported:
we get OOM when we load the mlx4_core driver with 32-bit system with
rich cpus machines
The following upstream patches will fix this issue
3608b13 mlx4: reduce OOM risk on arches with large pages
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
**
Public bug reported:
we get OOM when we load the mlx4_core driver with 32-bit system with
rich cpus machines
The following upstream patches will fix this issue
acd7628 mlx4: reduce rx ring page_cache size
3608b13 mlx4: reduce OOM risk on arches with large pages
** Affects: linux (Ubuntu)
Additional patches that needed, I will send them to the mailing list as
well
375f51e net/mlx5: E-Switch, Don't allow changing inline mode when flows are
configured
d85cdcc net/mlx5e: Change the TC offload rule add/del code path to be per NIC
or E-Switch
4456f61 devlink: allow to fillup eswitch
Public bug reported:
We get kernel panic when we install a bond interface with two of
Mellanox mlx5 NIC's and try to unload the bonding module.
scenario:
1. network interfaces configuration
# cat /etc/network/interfaces
# This file describes the network interfaces available on your system
# and
Public bug reported:
We see the following issues with Ubuntu Zesty while testing the OVS offloading.
I already test the patches that fix this issue and i'm going to send them to
kernel-t...@lists.canonical.com
Issues
1. FW error of groups overlapping when scaling up ovs
tc qdisc del dev ens5
The issue doesn't reproduce with the 4.10.5 mainline kernel.
could you please cherry-pick this commit to the zesty kernel?
Thanks
Talat
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Title:
Thank you
I will give a try and update.
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Title:
ifup service of network device stay active after driver stop
To manage notifications about
This bug reproduced with tg3 , mlx4, mlx5 and bonding modules and i
beleve that this issue reproduce on each interface that has ifup
service.
simple reproduce
1. interfaces is up after reboot or ifup.
2. modprobe -r
#network interfaces closed and removed
3.systemctl status ifup@.service
# servic
network interface ifup.
# ifup
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Title:
ifup service of network device stay active after driver stop
To manage notifications about this bug go t
Thank you ,
The update is passed and libnl updated to libnl-3-200:amd64 (3.2.29-0ubuntu2).
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Title:
[Zesty] libnl3 Segmentation fault in sriov env
No, not equal
:~# systemctl cat sys-subsystem-net-devices-ens1f0.device
No files found for sys-subsystem-net-devices-ens1f0.device.
:~# ifup ens1f0
ifup: interface ens1f0 already configured
:~# systemctl cat ifup@ens1f0.service
# /lib/systemd/system/ifup@.service
[Unit]
Description=ifup for %I
The patches sent to kernel-t...@lists.canonical.com
Thanks,
Talat
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Title:
[zesty] net sched actions - Adding support for user cookies
To manage
Public bug reported:
Adding optional 128-bit action cookie.
The idea is to save user state that when retrieved serves as a correlator. The
kernel _should not_ interpret it. The user can store whatever they wish in the
128 bits like persistent data, http or existing kernel fib protocol field, et
Thank you,
The fix is working, i validate it with machine that has sriov environment.
Dimitri, could you please add this fixes to the zesty release ?
Thanks,
Talat
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Hi,
Thanks for taking a look at the bug and taking the time to help improve the
package.
This issue is a show stopper for our products, I would appreciate it if you
would prepare a package with the fix that we can test and verify the fix.
Thanks,
Talat
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Public bug reported:
in Ubuntu 17.04 we can't open a virt-manager, we see sefault
This issue happen when we update from kernel 4.10.0-9-generic to
4.10.0-11-generic
root@:~# /usr/sbin/libvirtd
Segmentation fault (core dumped)
root@:~# gdb /usr/sbin/libvirtd ./core
GNU gd
Public bug reported:
The network device systemd service stay active after unload the module of this
network device, that call close port (ndo_stop).
once we try to load the NIC driver again, it try to start the ifup service of
his NICs and due to the service is already up, so it fail and we didn
This Bug invalid due to iproute 4.9.0 doesn't support Matching Arp.
** Changed in: iproute2 (Ubuntu)
Status: New => Invalid
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Title:
ipro
** Patch added: "tc fix"
https://bugs.launchpad.net/ubuntu/+source/iproute2/+bug/1669317/+attachment/4829659/+files/0001-tc-flower-Fix-parsing-ip-address.patch
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Public bug reported:
Trying to add a rule from tc resulted in an ERANGE error
example:
# tc filter add dev ens5f0_0 protocol ip parent : flower skip_hw dst_mac
e4:11:22:11:4a:51 src_mac e4:11:22:11:4a:50 ip_proto tcp src_ip 1.1.1.1 dst_ip
2.2.2.2 action drop
Thank you, the fix works as expected in Xenial.
** Tags added: verification-done
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Title:
[Xenial - 16.04 ]Bonding driver - stack corruption whe
Could you please add this fix also to trusty?
** Also affects: linux-lts-trusty (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-lts-trusty (Ubuntu)
** No longer affects: linux-lts-trusty (Ubuntu Xenial)
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The patches already sent to kernel-t...@lists.canonical.com.
Thanks,
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Title:
[UBUNTU Zesty] mlx5 - Improve OVS offload driver
To manage n
Thank you, will test and update.
By the way, i sent the patch to kernel-t...@lists.canonical.com.
Thank you,
Talat
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Title:
[Xenial - 16.04 ]Bond
Public bug reported:
In Ubuntu Xenial with kernel 4.4.0-65, we get kernel Panic after scenario [1].
patch [2] should fix the issue
When using an IPoIB bond currently only active-backup mode is a valid
use case and this commit strengthens it.
Since commit 2ab82852a270 ("net/bonding:
Public bug reported:
The patches in this series should improve the OVS offloading driver and some
fixes mlx5 driver, by adding reflect HW offload status for querying whether a
filter is offloaded to HW or not.
This patches is already accepted upstream net-next (4.11).
The following patches shoul
** Tags added: yakkety
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Title:
mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot
allocate memory
To manage notifications abo
Public bug reported:
Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate
memory
Scenario
ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0
[sudo] password for ubuntu:
Ring parameters for ens6f0:
Pre-set maximums:
RX: 4096
RX Mini: 0
RX Jumbo: 0
TX: 8192
Current hardware settings:
RX: 1
Hi,
we didn't see the issue on kernel 4.8.0-27-generic.
do we have fixes that related to this area in kernel 4.8.0-27-generic?
thanks,
Talat
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Ti
Hi,
Any update with this bug ?
thanks,
Talat
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Title:
PPC + kernel 4.8 swap_dup: Bad swap file entry 2c16ed28
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Public bug reported:
ifup failed when we set a static MTU small than 68, and when we change the
static configuration and try to run ifdown and then ifup, the interface still
with the old MTU and both of ifup and ifdown command fail.
when we change the MTU manually by ip tool and then change it i
Hi Joseph,
we already test the following kernel and here is the status.
v4.8-rc8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc8/ working
v4.8-rc1 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc1/ working
v4.8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8/ not working
v4.9
Hi,
there is no ppc image under
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9-rc1/, the ppc page not found.
as we see there
"
Build for ppc64el failed (see BUILD.LOG.ppc64el):
linux-headers-4.9.0-040900rc1_4.9.0-040900rc1.201610151630_all.deb
*_ppc64el.deb
"
Thanks
Talat
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Public bug reported:
Hi
on ppc machines with Ubuntu 16.10 (Yakkety Yak), after upgrading to last Ubuntu
kernel (4.8), and running installation of MLNX_OFED Driver package that run a
compilation jobs that equal to number of CPUs , the System hangs and we got a
bad swap file message with pages a
Hi Brian,
could you please update about the progress of this bug ?
thanks,
Talat
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Title:
add support for architectures ppc64el arm64
To manage
Hi,
We will test this scenario on the latest Ubuntu (Yakkety Yak).
this may take a time, will update later.
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Title:
Low performance when using v
Hi Dragan,
This is an old bug, as far as i remember that we tested it and the performance
still not as expected.
we can test it again, but does this patches back-ported ?
thanks,
Talat
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** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
mlx5_core kexec fail
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** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
Mellanox ConnectX4 MTU limits: max and min
To manage
Public bug reported:
In machine with ConnectX4 device the kexec failed load a new kernel.
missing pci shutdown callback.
Operation system - Ubuntu 16.04 kernel 4.4.0-22-generic
Scenario
# kexec -l /boot/vmlinuz-4.3.0-rc6-gemini-perf-2015-10-22_19-44-01
--initrd=/boot/initramfs-4.3.0-rc6-gemi
Hi,
This Fix is for old releases that doesn't include mlx4_en in their initramfs.
Now, that the initrd include the mlx4_en, so no need to creating a mlx4.conf
file with softdep mlx4_core post: mlx4_en
After removing this file we see that mlx4_en loaded after boot due to mlx4_core
request a modul
Hi,
This upstream commit should fix the bug
commit 82d69203df634b4dfa765c94f60ce9482bcc44d6
Author: Daniel Jurgens
Date: Wed May 4 15:00:33 2016 +0300
net/mlx4_en: Fix endianness bug in IPV6 csum calculation
Use htons instead of unconditionally byte swapping nexthdr. On a little
Thank you,
Working properly.
BR,
Talat
** Tags removed: verification-needed
** Tags added: verification-done
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https://bugs.launchpad.net/bugs/1577164
Title:
mstflint stop working 4.1
Public bug reported:
Hi,
After the last update, mstflint stop working.
The installation didn't install the script.
# apt-get install mstflint
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
mstflint
0 upgrad
** Tags removed: verification-needed
** Tags added: verification-done
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https://bugs.launchpad.net/bugs/1470167
Title:
mstflint doesn't support Mellanox ConnectX-4 HCAs
To manage notifi
Great,
Many thanks.
Tested on Ubuntu 15.10(Wily) and Ubuntu 14.04.4(Trusty), it is working properly.
Thanks,
Talat
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Title:
mstflint doesn't supp
Public bug reported:
Hi,
could you please add support for Architectures ppc64el arm64.
Thanks,
Talat
** Affects: libibcm (Ubuntu)
Importance: Undecided
Status: New
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https:
Public bug reported:
Hi,
could you please add support for Architectures ppc64el arm64.
Thanks,
Talat
** Affects: srptools (Ubuntu)
Importance: Undecided
Status: New
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http
Hi Rafael,
Thank you for the great job.
The Broadcast flag is working, the packet drop was in the switch.
We will ask our costumer to install this PPA, will update later.
Thank you,
Talat
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** Patch added: "0002-net-mlx5e-Don-t-modify-CQ-before-it-was-created.patch"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1557950/+attachment/4600895/+files/0002-net-mlx5e-Don-t-modify-CQ-before-it-was-created.patch
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** Patch added:
"0001-net-mlx5e-Don-t-try-to-modify-CQ-moderation-if-it-is.patch"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1557950/+attachment/4600894/+files/0001-net-mlx5e-Don-t-try-to-modify-CQ-moderation-if-it-is.patch
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Public bug reported:
reproduce steps:
# ethtool -c eth1
Coalesce parameters for eth1:
Adaptive RX: off TX: off
# ethtool -C eth1 adaptive-rx on
# cat /etc/os-release
NAME="Ubuntu"
VERSION="16.04 (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04"
VERSION_ID="16.04"
HOME_URL="h
The DHCP Relay issue still has not been resolved.
The issue was DHCP Offer packets that being sent from the DHCP server are not
reaching the client.
Setup:
DHCP Client: IB SideUbuntu OS with ConnectX3 FW ver 2.35.5000, Mellanox
OFED 3.2-1.0.1
DHCP Server: ETH Side Win2012
Thank you,
The mstflint4 work properly on Trusty, verified with ConnectX4 device.
Please create the same to wily and vivid.
Thanks,
Talat
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