[Bug 2136839] Re: intel-vsc-dkms FTBS in Noble with the linux-6.17 kernel
Massimiliano Pellizzer
2136839 at bugs.launchpad.net
Fri Dec 19 15:53:04 UTC 2025
** Changed in: ivsc-driver (Ubuntu Noble)
Status: New => In Progress
** Changed in: ivsc-driver (Ubuntu)
Status: New => In Progress
** Changed in: ivsc-driver (Ubuntu)
Status: In Progress => Invalid
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https://bugs.launchpad.net/bugs/2136839
Title:
intel-vsc-dkms FTBS in Noble with the linux-6.17 kernel
Status in ivsc-driver package in Ubuntu:
Invalid
Status in ivsc-driver source package in Noble:
In Progress
Bug description:
[ Impact ]
DKMS make.log for ivsc-driver-0~git202311021215.73a044d9-0ubuntu2 for kernel 6.17.0-7-generic (x86_64)
Thu Dec 18 22:19:24 UTC 2025
make -C /lib/modules/6.17.0-7-generic/build M=/var/lib/dkms/ivsc-driver/0~git202311021215.73a044d9-0ubuntu2/build modules
make[1]: Entering directory '/usr/src/linux-headers-6.17.0-7-generic'
make[2]: Entering directory '/var/lib/dkms/ivsc-driver/0~git202311021215.73a044d9-0ubuntu2/build'
warning: the compiler differs from the one used to build the kernel
The kernel was built by: x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
You are using: gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
CC [M] drivers/mfd/ljca.o
CC [M] drivers/spi/spi-ljca.o
CC [M] drivers/gpio/gpio-ljca.o
CC [M] drivers/i2c/busses/i2c-ljca.o
drivers/mfd/ljca.c:323:6: warning: no previous prototype for ‘ljca_dump’ [-Wmissing-prototypes]
323 | void ljca_dump(struct ljca_dev *ljca, void *buf, int len)
| ^~~~~~~~~
drivers/gpio/gpio-ljca.c:256:6: warning: no previous prototype for ‘ljca_gpio_event_cb’ [-Wmissing-prototypes]
256 | void ljca_gpio_event_cb(struct platform_device *pdev, u8 cmd,
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-ljca.c: In function ‘ljca_gpio_probe’:
drivers/gpio/gpio-ljca.c:426:27: error: assignment to ‘int (*)(struct gpio_chip *, unsigned int, int)’ from incompatible pointer type ‘void (*)(struct gpio_chip *, unsigned int, int)’ [-Werror=incompatible-pointer-types]
426 | ljca_gpio->gc.set = ljca_gpio_set_value;
| ^
drivers/gpio/gpio-ljca.c: At top level:
drivers/gpio/gpio-ljca.c:461:19: error: initialization of ‘void (*)(struct platform_device *)’ from incompatible pointer type ‘int (*)(struct platform_device *)’ [-Werror=incompatible-pointer-types]
461 | .remove = ljca_gpio_remove,
| ^~~~~~~~~~~~~~~~
drivers/gpio/gpio-ljca.c:461:19: note: (near initialization for ‘ljca_gpio_driver.remove’)
drivers/spi/spi-ljca.c: In function ‘ljca_spi_prepare_message’:
drivers/spi/spi-ljca.c:213:41: error: implicit declaration of function ‘spi_master_get_devdata’; did you mean ‘spi_controller_get_devdata’? [-Werror=implicit-function-declaration]
213 | struct ljca_spi_dev *ljca_spi = spi_master_get_devdata(master);
| ^~~~~~~~~~~~~~~~~~~~~~
| spi_controller_get_devdata
drivers/spi/spi-ljca.c:213:41: warning: initialization of ‘struct ljca_spi_dev *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
drivers/spi/spi-ljca.c: In function ‘ljca_spi_transfer_one’:
drivers/spi/spi-ljca.c:224:41: warning: initialization of ‘struct ljca_spi_dev *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
224 | struct ljca_spi_dev *ljca_spi = spi_master_get_devdata(master);
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/src/linux-headers-6.17.0-7-generic/include/vdso/const.h:5,
from /usr/src/linux-headers-6.17.0-7-generic/include/vdso/bits.h:5,
from /usr/src/linux-headers-6.17.0-7-generic/include/linux/bits.h:5,
from /usr/src/linux-headers-6.17.0-7-generic/include/linux/ioport.h:13,
from /usr/src/linux-headers-6.17.0-7-generic/include/linux/acpi.h:12,
from drivers/spi/spi-ljca.c:8:
drivers/spi/spi-ljca.c:228:34: error: invalid use of undefined type ‘struct spi_master’
228 | div = DIV_ROUND_UP(master->max_speed_hz, xfer->speed_hz) / 2 - 1;
| ^~
/usr/src/linux-headers-6.17.0-7-generic/include/uapi/linux/const.h:51:40: note: in definition of macro ‘__KERNEL_DIV_ROUND_UP’
51 | #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
| ^
drivers/spi/spi-ljca.c:228:15: note: in expansion of macro ‘DIV_ROUND_UP’
228 | div = DIV_ROUND_UP(master->max_speed_hz, xfer->speed_hz) / 2 - 1;
| ^~~~~~~~~~~~
drivers/spi/spi-ljca.c: In function ‘ljca_spi_probe’:
drivers/spi/spi-ljca.c:254:18: error: implicit declaration of function ‘spi_alloc_master’; did you mean ‘spi_alloc_target’? [-Werror=implicit-function-declaration]
254 | master = spi_alloc_master(&pdev->dev, sizeof(*ljca_spi));
| ^~~~~~~~~~~~~~~~
| spi_alloc_target
drivers/spi/spi-ljca.c:254:16: warning: assignment to ‘struct spi_master *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
254 | master = spi_alloc_master(&pdev->dev, sizeof(*ljca_spi));
| ^
drivers/spi/spi-ljca.c:259:18: warning: assignment to ‘struct ljca_spi_dev *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
259 | ljca_spi = spi_master_get_devdata(master);
| ^
drivers/spi/spi-ljca.c:263:25: error: invalid use of undefined type ‘struct spi_master’
263 | ljca_spi->master->dev.of_node = pdev->dev.of_node;
| ^~
drivers/spi/spi-ljca.c:266:45: error: invalid use of undefined type ‘struct spi_master’
266 | ACPI_COMPANION_SET(&ljca_spi->master->dev, ACPI_COMPANION(&pdev->dev));
| ^~
/usr/src/linux-headers-6.17.0-7-generic/include/linux/acpi.h:58:60: note: in definition of macro ‘ACPI_COMPANION_SET’
58 | #define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \
| ^~~
drivers/spi/spi-ljca.c:268:15: error: invalid use of undefined type ‘struct spi_master’
268 | master->bus_num = -1;
| ^~
drivers/spi/spi-ljca.c:269:15: error: invalid use of undefined type ‘struct spi_master’
269 | master->mode_bits = SPI_CPHA | SPI_CPOL;
| ^~
drivers/spi/spi-ljca.c:270:15: error: invalid use of undefined type ‘struct spi_master’
270 | master->prepare_message = ljca_spi_prepare_message;
| ^~
drivers/spi/spi-ljca.c:271:15: error: invalid use of undefined type ‘struct spi_master’
271 | master->transfer_one = ljca_spi_transfer_one;
| ^~
drivers/spi/spi-ljca.c:272:15: error: invalid use of undefined type ‘struct spi_master’
272 | master->auto_runtime_pm = false;
| ^~
drivers/spi/spi-ljca.c:273:15: error: invalid use of undefined type ‘struct spi_master’
273 | master->max_speed_hz = LJCA_SPI_BUS_MAX_HZ;
| ^~
drivers/i2c/busses/i2c-ljca.c:454:19: error: initialization of ‘void (*)(struct platform_device *)’ from incompatible pointer type ‘int (*)(struct platform_device *)’ [-Werror=incompatible-pointer-types]
454 | .remove = ljca_i2c_remove,
| ^~~~~~~~~~~~~~~
drivers/i2c/busses/i2c-ljca.c:454:19: note: (near initialization for ‘ljca_i2c_driver.remove’)
drivers/spi/spi-ljca.c:275:15: error: implicit declaration of function ‘devm_spi_register_master’; did you mean ‘devm_spi_register_controller’? [-Werror=implicit-function-declaration]
275 | ret = devm_spi_register_master(&pdev->dev, master);
| ^~~~~~~~~~~~~~~~~~~~~~~~
| devm_spi_register_controller
cc1: some warnings being treated as errors
drivers/spi/spi-ljca.c:284:9: error: implicit declaration of function ‘spi_master_put’; did you mean ‘spi_dev_put’? [-Werror=implicit-function-declaration]
284 | spi_master_put(master);
| ^~~~~~~~~~~~~~
| spi_dev_put
make[4]: *** [/usr/src/linux-headers-6.17.0-7-generic/scripts/Makefile.build:287: drivers/gpio/gpio-ljca.o] Error 1
make[4]: *** Waiting for unfinished jobs....
drivers/spi/spi-ljca.c: In function ‘ljca_spi_dev_remove’:
drivers/spi/spi-ljca.c:290:37: error: implicit declaration of function ‘spi_master_get’; did you mean ‘spi_dev_get’? [-Werror=implicit-function-declaration]
290 | struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
| ^~~~~~~~~~~~~~
| spi_dev_get
drivers/spi/spi-ljca.c:290:37: warning: initialization of ‘struct spi_master *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
drivers/spi/spi-ljca.c:291:41: warning: initialization of ‘struct ljca_spi_dev *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
291 | struct ljca_spi_dev *ljca_spi = spi_master_get_devdata(master);
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/spi/spi-ljca.c: In function ‘ljca_spi_dev_suspend’:
drivers/spi/spi-ljca.c:302:16: error: implicit declaration of function ‘spi_master_suspend’; did you mean ‘spi_controller_suspend’? [-Werror=implicit-function-declaration]
302 | return spi_master_suspend(master);
| ^~~~~~~~~~~~~~~~~~
| spi_controller_suspend
cc1: some warnings being treated as errors
make[4]: *** [/usr/src/linux-headers-6.17.0-7-generic/scripts/Makefile.build:287: drivers/i2c/busses/i2c-ljca.o] Error 1
drivers/spi/spi-ljca.c: In function ‘ljca_spi_dev_resume’:
drivers/spi/spi-ljca.c:309:16: error: implicit declaration of function ‘spi_master_resume’; did you mean ‘spi_controller_resume’? [-Werror=implicit-function-declaration]
309 | return spi_master_resume(master);
| ^~~~~~~~~~~~~~~~~
| spi_controller_resume
drivers/spi/spi-ljca.c: At top level:
drivers/spi/spi-ljca.c:323:27: error: initialization of ‘void (*)(struct platform_device *)’ from incompatible pointer type ‘int (*)(struct platform_device *)’ [-Werror=incompatible-pointer-types]
323 | .remove = ljca_spi_dev_remove,
| ^~~~~~~~~~~~~~~~~~~
drivers/spi/spi-ljca.c:323:27: note: (near initialization for ‘spi_ljca_driver.remove’)
cc1: some warnings being treated as errors
make[4]: *** [/usr/src/linux-headers-6.17.0-7-generic/scripts/Makefile.build:287: drivers/spi/spi-ljca.o] Error 1
make[3]: *** [/usr/src/linux-headers-6.17.0-7-generic/Makefile:2016: .] Error 2
make[2]: *** [/usr/src/linux-headers-6.17.0-7-generic/Makefile:248: __sub-make] Error 2
make[2]: Leaving directory '/var/lib/dkms/ivsc-driver/0~git202311021215.73a044d9-0ubuntu2/build'
make[1]: *** [Makefile:248: __sub-make] Error 2
make[1]: Leaving directory '/usr/src/linux-headers-6.17.0-7-generic'
make: *** [Makefile:44: all] Error 2
[ Test case ]
Install the latest linux-6.17 kernel on Noble:
$ sudo add-apt-repository ppa:canonical-kernel-team/ppa3
$ sudo apt install linux-generic-hwe-24.04-edge
Install intel-vsc-dkms:
$ sudo apt install intel-vsc-dkms
Module built and installed successfully
Load the modules:
$ sudo modprobe ljca
$ sudo modprobe spi-ljca
$ sudo modprobe gpio-ljca
$ sudo modprobe i2c-ljca
$ sudo modprobe mei-vsc
$ sudo modprobe intel_vsc
$ sudo modprobe mei_csi
$ sudo modprobe mei_ace
$ sudo modprobe mei_pse
$ sudo modprobe mei_ace_debug
Modules loaded successfully
The same procedure should must be repeated on linux-6.8 and linux-6.14
to test for possible regressions.
[ Fix ]
Patches to enable kernels >= 6.8:
-debian/patches/0006-Linux-6.8-through-6.17-compat.patch
-Adding dh-dkms as dependency
Adding Ubuntu Developers as Maintainer
[ Regression potential ]
We may experience regressions in systems that are using the intel-vsc
drivers, especially with kernels >= 6.8 kernel.
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