Public bug reported: [ Impact ]
DKMS make.log for langford-0.0.20130108 for kernel 6.14.0-15-generic (x86_64) Fri May 16 21:40:41 UTC 2025 make: Entering directory '/usr/src/linux-headers-6.14.0-15-generic' make[1]: Entering directory '/var/lib/dkms/langford/0.0.20130108/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] langford.o In file included from langford.c:17: langford.h:115: warning: "MAX" redefined 115 | #define MAX(a, b) (((a) > (b)) ? (a) : (b)) | In file included from /usr/src/linux-headers-6.14.0-15-generic/include/linux/kernel.h:28, from langford.h:10: /usr/src/linux-headers-6.14.0-15-generic/include/linux/minmax.h:315: note: this is the location of the previous definition 315 | #define MAX(a, b) __cmp(max, a, b) | langford.h:118: warning: "MIN" redefined 118 | #define MIN(a, b) (((a) < (b)) ? (a) : (b)) | /usr/src/linux-headers-6.14.0-15-generic/include/linux/minmax.h:314: note: this is the location of the previous definition 314 | #define MIN(a, b) __cmp(min, a, b) | langford.c:900:19: error: ‘no_llseek’ undeclared here (not in a function); did you mean ‘noop_llseek’? 900 | .llseek = no_llseek | ^~~~~~~~~ | noop_llseek make[3]: *** [/usr/src/linux-headers-6.14.0-15-generic/scripts/Makefile.build:207: langford.o] Error 1 make[2]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:1999: .] Error 2 make[1]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:251: __sub-make] Error 2 make[1]: Leaving directory '/var/lib/dkms/langford/0.0.20130108/build' make: *** [Makefile:251: __sub-make] Error 2 make: Leaving directory '/usr/src/linux-headers-6.14.0-15-generic' [ Test case ] Install the latest linux-6.14 kernel on Noble: $ sudo add-apt-repository ppa:canonical-kernel-team/ppa $ sudo apt install linux-generic-hwe-24.04-wip Install langford-dkms: $ sudo apt install langford-dkms Load the module: $ sudo modprobe The same procedure can be repeated on linux-6.8 to test for possible regressions. [ Fix ] Apply patches from langford-dkms from Plucky release: * debian/patches/ [ Regression potential ] We may experience regressions in systems that are using the langford drivers, especially with kernels >= 6.8 kernel. ** Affects: langford (Ubuntu) Importance: Undecided Status: New ** Affects: langford (Ubuntu Noble) Importance: Undecided Assignee: John Cabaj (john-cabaj) Status: In Progress ** Also affects: langford (Ubuntu Noble) Importance: Undecided Status: New ** Changed in: langford (Ubuntu Noble) Status: New => In Progress ** Changed in: langford (Ubuntu Noble) Assignee: (unassigned) => John Cabaj (john-cabaj) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2111132 Title: langford-dkms FTBS in Noble with the linux-6.14-hwe kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/langford/+bug/2111132/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs