https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.6.5.2
Supported Kernels
Compatible with 2.6.32 - 4.3 Linux kernels.
Bug Fixes
Init script fixes zfsonlinux/zfs#3816
Fix uioskip crash when skip to end zfsonlinux/zfs#3806 zfsonlinux/zfs#3850
Userspace can trigger an assertion zfsonlinux/zfs#3792
Fix quota userused underflow bug zfsonlinux/zfs#3789
Fix performance regression from unwanted synchronous I/O zfsonlinux/zfs#3780
Fix deadlock during ARC reclaim zfsonlinux/zfs#3808 zfsonlinux/zfs#3834
Fix deadlock with zfs receive and clamscan zfsonlinux/zfs#3719
Allow NFS activity to defer snapshot unmounts zfsonlinux/zfs#3794
Linux 4.3 compatibility zfsonlinux/zfs#3799
Zed reload fixes zfsonlinux/zfs#3773
Fix PAX Patch/Grsec SLAB_USERCOPY panic zfsonlinux/zfs#3796
Always remove during dkms uninstall/update zfsonlinux/spl#476