[Bug 252626] ixl: panic on attach of X722 on-motherboard interfaces
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Date: Tue, 15 Sep 2026 22:21:47 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=252626
--- Comment #13 from Santiago Martinez <sm@codenetworks.net> ---
Hi Kevin, sorry for my late reply.
I have tested it on 15.1p3 and it work with both pass through true|false.
Adding this just for history.
Best regards
------ NIC ------
pciconf -lv ixl1
ixl1@pci0:25:0:1: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37d2 subvendor=0x15d9 subdevice=0x37d2
vendor = 'Intel Corporation'
device = 'Ethernet Connection X722 for 10GBASE-T'
class = network
subclass = ethernet
------ CONFIG ------
cat /etc/iovctl.conf
PF {
device : "ixl1";
num_vfs : 10;
}
DEFAULT {
passthrough : false;
}
------ Create IOV ------
iovctl -C -f /etc/iovctl.conf
------ LIST iov ------
pciconf -l | grep iavf
iavf0@pci0:25:0:80: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf1@pci0:25:0:81: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf2@pci0:25:0:82: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf3@pci0:25:0:83: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf4@pci0:25:0:84: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf5@pci0:25:0:85: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf6@pci0:25:0:86: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf7@pci0:25:0:87: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf8@pci0:25:0:88: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
iavf9@pci0:25:0:89: class=0x020000 rev=0x09 hdr=0x00 vendor=0x8086
device=0x37cd subvendor=0x15d9 subdevice=0x0000
------ Destroy IOV ------
iovctl -D -f /etc/iovctl.conf
------ List IOV ------
"none listed" as expected.
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