Debdiff in attach seems to resolve the problem (tested on jammy with the latest 5.15 from -proposed).
** Patch added: "iwlwifi-fix-build-error-with-kernel-5.15.debdiff" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1951580/+attachment/5542079/+files/iwlwifi-fix-build-error-with-kernel-5.15.debdiff -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1951580 Title: backport-iwlwifi-dkms fails to build with kernel 5.15 jammy Status in linux package in Ubuntu: Incomplete Status in linux source package in Jammy: Incomplete Bug description: CC [M] /tmp/backport-iwlwifi-dkms/drivers/net/wireless/intel/iwlwifi/mei/main.o In file included from /tmp/backport-iwlwifi-dkms/backport-include/asm-generic/bug.h:3, from ./arch/x86/include/asm/bug.h:84, from ./include/linux/bug.h:5, from /tmp/backport-iwlwifi-dkms/backport-include/linux/bug.h:3, from /tmp/backport-iwlwifi-dkms/backport-include/linux/kernel.h:4, from ./include/linux/skbuff.h:13, from /tmp/backport-iwlwifi-dkms/backport-include/linux/skbuff.h:3, from ./include/linux/if_ether.h:19, from /tmp/backport-iwlwifi-dkms/backport-include/linux/if_ether.h:3, from ./include/linux/etherdevice.h:20, from /tmp/backport-iwlwifi-dkms/backport-include/linux/etherdevice.h:3, from /tmp/backport-iwlwifi-dkms/drivers/net/wireless/intel/iwlwifi/mei/main.c:6: /tmp/backport-iwlwifi-dkms/drivers/net/wireless/intel/iwlwifi/mei/main.c: In function ‘iwl_mei_free_shared_mem’: /tmp/backport-iwlwifi-dkms/drivers/net/wireless/intel/iwlwifi/mei/main.c:243:17: error: implicit declaration of function ‘mei_cldev_dma_unmap’ [-Werror=implicit-function-declaration] 243 | WARN_ON(mei_cldev_dma_unmap(cldev)); | ^~~~~~~~~~~~~~~~~~~ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1951580/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp