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Sun, 5 Oct 2025 23:30:22 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 595NUMgR016860 for virtualization@FreeBSD.org; Sun, 5 Oct 2025 23:30:22 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: virtualization@FreeBSD.org Subject: [Bug 290026] bhyve igb passthru - device unusable until reset Date: Sun, 05 Oct 2025 23:30:22 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bhyve X-Bugzilla-Version: 14.3-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: pprocacci@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: virtualization@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-virtualization@freebsd.org Sender: owner-freebsd-virtualization@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D290026 Bug ID: 290026 Summary: bhyve igb passthru - device unusable until reset Product: Base System Version: 14.3-RELEASE Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bhyve Assignee: virtualization@FreeBSD.org Reporter: pprocacci@gmail.com FreeBSD 14.3. FreeBSD BYVE VM ------------------------------------ # ping google.com ping: cannot resolve google.com: Name does not resolve # ifconfig igb0 down; ifconfig igb0 up # ping google.com PING google.com (142.250.65.206): 56 data bytes 64 bytes from 142.250.65.206: icmp_seq=3D0 ttl=3D113 time=3D19.794 ms igb0@pci0:0:6:0: class=3D0x020000 rev=3D0x03 hdr=3D0x00 vendor=3D0x8= 086 device=3D0x1533 subvendor=3D0x1849 subdevice=3D0x1533 vendor =3D 'Intel Corporation' device =3D 'I210 Gigabit Network Connection' class =3D network subclass =3D ethernet FreeBSD Host ------------------------------------ ppt0@pci0:35:0:0: class=3D0x020000 rev=3D0x03 hdr=3D0x00 vendor=3D0x8= 086 device=3D0x1533 subvendor=3D0x1849 subdevice=3D0x1533 vendor =3D 'Intel Corporation' device =3D 'I210 Gigabit Network Connection' class =3D network subclass =3D ethernet VM-BHYVE Config: ------------------------------------ loader=3D"bhyveload" cpu=3D4 memory=3D2G passthru0=3D"35/0/0" disk0_type=3D"nvme" disk0_name=3D"disk0" disk0_dev=3D"sparse-zvol" network0_type=3D"virtio-net" network0_switch=3D"public" Pertinent VM Bootup Info: ------------------------- Starting Network: lo0 vtnet0 igb0. lo0: flags=3D1008049 metric 0 mtu 1= 6384 options=3D680003 inet 127.0.0.1 netmask 0xff000000 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3 groups: lo nd6 options=3D21 vtnet0: flags=3D1008802 metric 0 mtu = 1500 options=3D80028 ether 58:9c:fc:0f:1f:6c media: Ethernet autoselect (10Gbase-T ) status: active nd6 options=3D29 igb0: flags=3D8843 metric 0 mtu 150= 0=20=20=20=20 options=3D4e527bb ether d0:50:99:d4:b9:fd media: Ethernet autoselect status: no carrier nd6 options=3D29 igb0: link state changed to UP Starting devd. Starting Network: vtnet0. vtnet0: flags=3D1008802 metric 0 mtu = 1500 options=3D80028 ether 58:9c:fc:0f:1f:6c media: Ethernet autoselect (10Gbase-T ) status: active nd6 options=3D29 Waiting 30s for the default route interface: ............................. Once multi user (Note: It's not seeing dhcp responses though the requests a= re leaving) -------------------- igb0: flags=3D1008843 metr= ic 0 mtu 1500=20=20=20=20=20 options=3D4e527bb ether d0:50:99:d4:b9:fd media: Ethernet autoselect (1000baseT ) status: active nd6 options=3D29 After down/up (Note: DHCP is working just as it should) -------------------- igb0: flags=3D1008843 metr= ic 0 mtu 1500=20=20=20=20=20=20=20 options=3D4e527bb ether d0:50:99:d4:b9:fd inet 192.168.35.152 netmask 0xffffff00 broadcast 192.168.35.255 media: Ethernet autoselect (1000baseT ) status: active nd6 options=3D29 It's like the igb device has only been partially initialized by bhyve as a down/up fixes this. Any thoughts here? --=20 You are receiving this mail because: You are the assignee for the bug.=