The hwe (and bionic) kernels come with zfs and spl modules already provided, so there is no need for zfs-dkms and spl-dkms, e.g.
cking@bionic-amd64:~$ uname -a Linux bionic-amd64 5.0.0-36-generic #39~18.04.1-Ubuntu SMP Tue Nov 12 11:09:50 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux cking@bionic-amd64:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.3 LTS Release: 18.04 Codename: bionic cking@bionic-amd64:~$ dpkg -l | grep zfs-dkms cking@bionic-amd64:~$ dmesg | grep ZFS [ 16.209504] ZFS: Loaded module v0.7.12-1ubuntu5, ZFS pool version 5000, ZFS filesystem version 5 cking@bionic-amd64:~$ lsmod | grep zfs zfs 3035136 8 zunicode 331776 1 zfs zavl 16384 1 zfs icp 258048 1 zfs zcommon 65536 1 zfs znvpair 77824 2 zfs,zcommon spl 102400 4 zfs,icp,znvpair,zcommon so just remove zfs-dkms and you can still use zfs on the HWE 5.0.x kernel on Bionic. ** Changed in: zfs-linux (Ubuntu) Importance: Undecided => Wishlist ** Changed in: zfs-linux (Ubuntu) Assignee: (unassigned) => Colin Ian King (colin-king) ** Changed in: zfs-linux (Ubuntu) Status: New => Triaged -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1853130 Title: zfs-dkms-0.7.5-1ubuntu15 fail build kernel-hwe kernel 5.0.0-36-generic Status in zfs-linux package in Ubuntu: Triaged Bug description: zfs-dkms- Fail build with kernel 5.0.0-36-generic cripts/Makefile.build:284: recipe for target '/var/lib/dkms/spl/0.7.5/build/module/spl/spl-condvar.o' failed make[5]: *** [/var/lib/dkms/spl/0.7.5/build/module/spl/spl-condvar.o] Error 1 make[5]: *** Waiting for unfinished jobs.... In file included from /var/lib/dkms/spl/0.7.5/build/include/sys/kstat.h:31:0, from /var/lib/dkms/spl/0.7.5/build/module/spl/spl-kstat.c:28: /var/lib/dkms/spl/0.7.5/build/include/sys/time.h: In function ‘gethrestime’: /var/lib/dkms/spl/0.7.5/build/include/sys/time.h:63:9: error: implicit declaration of function ‘current_kernel_time’; did you mean ‘current_time’? [-Werror=implicit-function-declaration] *now = current_kernel_time(); ^~~~~~~~~~~~~~~~~~~ current_time /var/lib/dkms/spl/0.7.5/build/include/sys/time.h:63:7: error: incompatible types when assigning to type ‘timestruc_t {aka struct timespec}’ from type ‘int’ *now = current_kernel_time(); ^ /var/lib/dkms/spl/0.7.5/build/include/sys/time.h: In function ‘gethrestime_sec’: /var/lib/dkms/spl/0.7.5/build/include/sys/time.h:70:5: error: incompatible types when assigning to type ‘struct timespec’ from type ‘int’ ts = current_kernel_time(); ^ CC [M] /var/lib/dkms/spl/0.7.5/build/module/splat/splat-linux.o cc1: some warnings being treated as errors scripts/Makefile.build:284: recipe for target '/var/lib/dkms/spl/0.7.5/build/module/spl/spl-kstat.o' failed make[5]: *** [/var/lib/dkms/spl/0.7.5/build/module/spl/spl-kstat.o] Error 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1853130/+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