After updates 240323 the zfs pool went to /dev/null
kernel 6.2.8.arch1-1 was one of the updates including headers.
> Error! Bad return status for module build on kernel: 6.2.8-arch1-1 (x86_64)
> Consult /var/lib/dkms/zfs/2.1.9/build/make.log for more information.
> ==> WARNING: `dkms install --no-depmod zfs/2.1.9 -k 6.2.8-arch1-1' exited 10
sudo cat /var/lib/dkms/zfs/2.1.9/build/make.log
ERROR: modpost: GPL-incompatible module zfs.ko uses GPL-only symbol 'bio_start_io_acct'
ERROR: modpost: GPL-incompatible module zfs.ko uses GPL-only symbol 'bio_end_io_acct_remapped'
make[2]: *** [scripts/Makefile.modpost:138: /var/lib/dkms/zfs/2.1.9/build/module/Module.symvers] Error 1
make[1]: *** [Makefile:1973: modpost] Error 2
make: *** [Makefile:55: modules-Linux] Error 2
make: Leaving directory '/var/lib/dkms/zfs/2.1.9/build/module'
Anybody experiencing something like this. In 6.2.7 nothing like this.