[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-31 Thread Tim Gardner
Microsoft tested. Marking verification done. ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973758 Title: Azure: M

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-27 Thread Ubuntu Kernel Bot
This bug is awaiting verification that the linux-azure/5.4.0-1081.84 kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-focal' to 'verification-done-focal'. If the problem still exists, c

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-20 Thread Tim Gardner
** Changed in: linux-azure (Ubuntu Focal) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973758 Title: Azure: Mellanox VF NIC crashes when removed To ma

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-18 Thread Dexuan Cui
I checked with Matthew and found Matthew only applied the first patch [1]; after I applied the second patch [2], I'm no longer seeing any crash or memory corruption issue in Matthew's VM. BTW, the Windows Server 2019 host running Matthew's VM doesn't work with NIC SR-IOV correctly: when SR-IOV is

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-18 Thread Matthew G McGovern
I don't this this fix is correct, I am able to reproduce the crash in a hyper-v VM and this generates a different KASAN bad free with the repro case. If you want to test (and have an environment with an SRIOV interface), you can toggle SRIOV rapidly with this powershell snippet: $vmname= 'name of

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-17 Thread Tim Gardner
Dexuan - see https://bugs.launchpad.net/bugs/1973758 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973758 Title: Azure: Mellanox VF NIC crashes when removed To manage notifications about this bug

[Bug 1973758] Re: Azure: Mellanox VF NIC crashes when removed

2022-05-17 Thread Tim Gardner
Disregard the previous comment. Wrong bug. Patch submitted: https://lists.ubuntu.com/archives/kernel- team/2022-May/130376.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1973758 Title: Azure: