This is not an e2fsprogs bug, but a bug in the kernel. The fix is in mainline as of v4.7, commit id: 4c63c2454eff996. It needs to be ported to the Ubuntu Trusted (and other Ubuntu LTS) kernels.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to e2fsprogs in Ubuntu. https://bugs.launchpad.net/bugs/1619918 Title: lsattr 32bit does not work on 64bit kernel (Inappropriate ioctl error) Status in e2fsprogs package in Ubuntu: Invalid Status in linux package in Ubuntu: New Bug description: I run an amd64 kernel on trusty. The e2fsprogs package was still the 32 bit i386 variety. This lead to the following situation (for essentially all files on a btrfs partition). $ lsattr /lib/modules/3.13.0-95-generic/kernel/drivers/staging/lustre/lustre/ptlrpc/ptlrpc.ko lsattr: Inappropriate ioctl for device While reading flags on /lib/modules/3.13.0-95-generic/kernel/drivers/staging/lustre/lustre/ptlrpc/ptlrpc.ko The problem was resolved by installing e2fsprogs:amd64. https://patchwork.kernel.org/patch/7517361/ might be related. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/e2fsprogs/+bug/1619918/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp