[Kernel-packages] [Bug 1829652] Re: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel
kernel 5.0.0-21-generic fixes the issue. Thanks for your help! ** Tags removed: disco verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1829652 Title: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel Status in linux package in Ubuntu: In Progress Status in linux source package in Disco: Fix Committed Status in linux source package in Eoan: In Progress Bug description: [Impact] If you pass a vf of an intel 10G nic - such as the X550T - into a VM, and that nic does not support IPsec, the system will oops. [Test Case] Enable virtual functions (e.g. (class/net/em1/device/sriov_numvfs = 4). Use an XML snippet to delegate virtual function to VM, e.g.: Start VM. [Fix] https://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git/commit/?h=dev-queue=a2243a4faae5a3c210995ade2cbca369b20daa0f [Regression Risk] Restricted to the ixgbe driver. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829652/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1829652] Re: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel
I obviously can't run apport-collect after a kernel panic, but will be more than happy to upload any log file that could help troubleshooting. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1829652 Title: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel Status in linux package in Ubuntu: Confirmed Bug description: Hi, I've recently upgraded my system to ubuntu 19.04, and kernel consistently panics when I boot a virtual machine using an SR-IOV VFIO virtual function. Could reproduce with 5.0.0-13-generic and 5.0.0-15-generic, doesn't happen with 4.18.0-20-generic. I'm using libvirt and VM is using KVM, XML snippet to delegate virtual function to VM is: As soon as I start the VM using "virsh start vm", kernel panics. I'm using X550T intel NIC (lspci output: Ethernet controller: Intel Corporation Ethernet Controller 10G X550T (rev 01)) on a Supermicro X11SSH-CTF motherboard, with up to date bios and 4 virtual functions (class/net/em1/device/sriov_numvfs = 4). Given panic stack trace (see attachment), I've narrowed down the bug to ixgbe_ipsec_vf_clear function in upstream ixgbe driver: https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c#L840 When I comment its usage (https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c#L734), everything works as expected (I'm not using any ipsec feature). Didn't try to fix the ixgbe_ipsec_vf_clear function though. Please find attached a stack trace collected using IPMI serial-over- lan. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829652/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1829652] Re: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel
** Attachment added: "Panic stack trace" https://bugs.launchpad.net/ubuntu/+source/kernel-package/+bug/1829652/+attachment/5264773/+files/panic_stack_trace.txt ** Description changed: Hi, I've recently upgraded my system to ubuntu 19.04, and kernel consistently panics when I boot a virtual machine using an SR-IOV VFIO virtual function. Could reproduce with 5.0.0-13-generic and 5.0.0-15-generic, doesn't happen with 4.18.0-20-generic. I'm using libvirt and VM is using KVM, XML snippet to delegate virtual function to VM is: - - - - - - - - + + + + + + + + As soon as I start the VM using "virsh start vm", kernel panics. I'm using X550T intel NIC (lspci output: Ethernet controller: Intel - Corporation Ethernet Controller 10G X550T (rev 01)) on an Supermicro + Corporation Ethernet Controller 10G X550T (rev 01)) on a Supermicro X11SSH-CTF motherboard, with up to date bios and 4 virtual functions (class/net/em1/device/sriov_numvfs = 4). Given panic stack trace (see attachment), I've narrowed down the bug to ixgbe_ipsec_vf_clear function in upstream ixgbe driver: https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c#L840 When I comment its usage (https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c#L734), everything works as expected (I'm not using any ipsec feature). Didn't try to fix the ixgbe_ipsec_vf_clear function though. Please find attached a stack trace collected using IPMI serial-over-lan. ** Package changed: kernel-package (Ubuntu) => linux (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1829652 Title: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel Status in linux package in Ubuntu: New Bug description: Hi, I've recently upgraded my system to ubuntu 19.04, and kernel consistently panics when I boot a virtual machine using an SR-IOV VFIO virtual function. Could reproduce with 5.0.0-13-generic and 5.0.0-15-generic, doesn't happen with 4.18.0-20-generic. I'm using libvirt and VM is using KVM, XML snippet to delegate virtual function to VM is: As soon as I start the VM using "virsh start vm", kernel panics. I'm using X550T intel NIC (lspci output: Ethernet controller: Intel Corporation Ethernet Controller 10G X550T (rev 01)) on a Supermicro X11SSH-CTF motherboard, with up to date bios and 4 virtual functions (class/net/em1/device/sriov_numvfs = 4). Given panic stack trace (see attachment), I've narrowed down the bug to ixgbe_ipsec_vf_clear function in upstream ixgbe driver: https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c#L840 When I comment its usage (https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c#L734), everything works as expected (I'm not using any ipsec feature). Didn't try to fix the ixgbe_ipsec_vf_clear function though. Please find attached a stack trace collected using IPMI serial-over- lan. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829652/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
[Kernel-packages] [Bug 1829652] Re: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel
** Attachment added: "lspci-vvnn.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829652/+attachment/5264783/+files/lspci-vvnn.log -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1829652 Title: Kernel panic upon resetting ixgbe SR-IOV VFIO virtual function using 5.0 kernel Status in linux package in Ubuntu: New Bug description: Hi, I've recently upgraded my system to ubuntu 19.04, and kernel consistently panics when I boot a virtual machine using an SR-IOV VFIO virtual function. Could reproduce with 5.0.0-13-generic and 5.0.0-15-generic, doesn't happen with 4.18.0-20-generic. I'm using libvirt and VM is using KVM, XML snippet to delegate virtual function to VM is: As soon as I start the VM using "virsh start vm", kernel panics. I'm using X550T intel NIC (lspci output: Ethernet controller: Intel Corporation Ethernet Controller 10G X550T (rev 01)) on a Supermicro X11SSH-CTF motherboard, with up to date bios and 4 virtual functions (class/net/em1/device/sriov_numvfs = 4). Given panic stack trace (see attachment), I've narrowed down the bug to ixgbe_ipsec_vf_clear function in upstream ixgbe driver: https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c#L840 When I comment its usage (https://github.com/torvalds/linux/blob/72cf0b07418a9c8349aa9137194b1ccba6e54a9d/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c#L734), everything works as expected (I'm not using any ipsec feature). Didn't try to fix the ixgbe_ipsec_vf_clear function though. Please find attached a stack trace collected using IPMI serial-over- lan. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829652/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
