** Description changed: + [ Impact ] + + * Unable to boot from usb for specific intel hardware (GNR) + * Especially an issue for ubuntu ISO. + + [ Fix ] + + * As done for questing, whitelist the missing module to be included in the initramfs. + * This is a similar fix that what was done by dracut [1]. + + [ Test Plan ] + + * Build an initramfs with initramfs-tools updated and check that + drivers/usb/host/xhci-pci-renesas.ko.zst has been included + + [ Where problems could occur ] + + * Increase slightly size of the initramfs. + + + 1: https://github.com/dracut-ng/dracut-ng/commit/20cc20d2ac9c2908da6735b04dba49c1cb1b0bab + __________ On specific intel hardware (GNR), the Ubuntu ISO 24.04.3 doesn't boot when selecting the hwe kernel. After looking at the initrd generated, the hwe-initrd is missing kernel/drivers/usb/host/xhci-pci-renesas.ko.zst: $ lsinitramfs casper/initrd | grep kernel/drivers/usb/host/ usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-pci-renesas.ko.zst usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-pci.ko.zst usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-plat-hcd.ko.zst $ lsinitramfs casper/hwe-initrd | grep kernel/drivers/usb/host/ usr/lib/modules/6.14.0-27-generic/kernel/drivers/usb/host/xhci-plat-hcd.ko.zst xhci-pci module is also not there as it's in 6.14 a builtin. As depmod is used to find dependencies across modules, I guess it is missing dependencies for builtins. In 6.8.0 we can find in the associated modules.dep: kernel/drivers/usb/host/xhci-pci.ko.zst: kernel/drivers/usb/host/xhci-pci-renesas.ko.zst But it's not the case in 6.14.0. Related bug: - https://bugs.launchpad.net/cisco-ucs-server/+bug/2121594 - https://bugs.launchpad.net/ubuntu/+bug/2124218
** Changed in: initramfs-tools (Ubuntu Noble) Importance: Undecided => Medium ** Changed in: initramfs-tools (Ubuntu Plucky) Importance: Undecided => Medium ** Description changed: [ Impact ] - * Unable to boot from usb for specific intel hardware (GNR) - * Especially an issue for ubuntu ISO. + * Unable to boot from usb for specific intel hardware (GNR) + * Especially an issue for ubuntu ISO. [ Fix ] - * As done for questing, whitelist the missing module to be included in the initramfs. - * This is a similar fix that what was done by dracut [1]. + * As done for questing, whitelist the missing module to be included in the initramfs. + * This is a similar fix that what was done by dracut [1]. [ Test Plan ] - * Build an initramfs with initramfs-tools updated and check that + * Build an initramfs with initramfs-tools updated and check that drivers/usb/host/xhci-pci-renesas.ko.zst has been included [ Where problems could occur ] - * Increase slightly size of the initramfs. + * Increase slightly size of the initramfs. + [ Other info ] + + * Checked for other missing usb drivers in dracut code, nothing is + coming up. 1: https://github.com/dracut-ng/dracut-ng/commit/20cc20d2ac9c2908da6735b04dba49c1cb1b0bab __________ On specific intel hardware (GNR), the Ubuntu ISO 24.04.3 doesn't boot when selecting the hwe kernel. After looking at the initrd generated, the hwe-initrd is missing kernel/drivers/usb/host/xhci-pci-renesas.ko.zst: $ lsinitramfs casper/initrd | grep kernel/drivers/usb/host/ usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-pci-renesas.ko.zst usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-pci.ko.zst usr/lib/modules/6.8.0-71-generic/kernel/drivers/usb/host/xhci-plat-hcd.ko.zst $ lsinitramfs casper/hwe-initrd | grep kernel/drivers/usb/host/ usr/lib/modules/6.14.0-27-generic/kernel/drivers/usb/host/xhci-plat-hcd.ko.zst xhci-pci module is also not there as it's in 6.14 a builtin. As depmod is used to find dependencies across modules, I guess it is missing dependencies for builtins. In 6.8.0 we can find in the associated modules.dep: kernel/drivers/usb/host/xhci-pci.ko.zst: kernel/drivers/usb/host/xhci-pci-renesas.ko.zst But it's not the case in 6.14.0. Related bug: - https://bugs.launchpad.net/cisco-ucs-server/+bug/2121594 - https://bugs.launchpad.net/ubuntu/+bug/2124218 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2126559 Title: Missing usb/host/xhci-pci-renesas kernel module in the initramfs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/2126559/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
