Hello, 

here is another test with debug on 1

verbose daemon enabled
linux commmand line: panic=1 console=ttyS0 udevtimeout=600 no_timer_check acpi=off printk.time=1 cgroup_disable=memory root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color

udevadm settle
libguestfs: recv_from_daemon: received GUESTFS_LAUNCH_FLAG
 100% ⟦▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒⟧ 00:00
libguestfs: trace: launch = 0
Expanding /dev/sda1 using the 'ntfsresize' method ...
libguestfs: trace: ntfsresize "/dev/sda1" "force:false"
libguestfs: send_to_daemon: 72 bytes: 00 00 00 44 | 20 00 f5 f5 | 00 00 00 04 | 00 00 01 20 | 00 00 00 00 | ...
guestfsd: main_loop: new request, len 0x44
ntfsresize -P /dev/sda1
guestfsd: error: /dev/sda1: 
guestfsd:libguestfs: recv_from_daemon: 60 bytes: 20 00 f5 f5 | 00 00 00 04 | 00 00 01 20 | 00 00 00 01 | 00 12 34 00 | ...
libguestfs: trace: ntfsresize = -1 (error)
Fatal error: exception Guestfs.Error("ntfsresize: /dev/sda1: ")
libguestfs: trace: close

Keresztes Péter-Zoltán
zozo@z0z0.tk
I haven’t lost my mind, I know exactly where I left it.

On 01 Jul 2014, at 18:19, Richard W.M. Jones <rjones@redhat.com> wrote:

LIBGUESTFS_DEBUG