Red Hat Bugzilla – Bug 766483
can't edit kernel arguments in pygrub while using grub2
Last modified: 2013-01-07 23:07:28 EST
Description of problem:
The edit key "e" and "a" in grub doesn't work while using pygrub + grub2.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Install a Fedora 16 PV guest (using GPT or msdos partition )
2. boot up the guest and connect to the console
# xm create -c fedora
3. press "e" or "a" in pygrub to modify the kernel arguments
# xm creat -c fedora
Using config file "./fedora".
Using <class 'grub.GrubConf.Grub2ConfigFile'> to parse /grub2/grub.cfg
WARNING:root:Unknown image directive load_video
WARNING:root:Unknown directive source
Traceback (most recent call last):
File "/usr/bin/pygrub", line 714, in ?
chosencfg = run_grub(file, entry, fs)
File "/usr/bin/pygrub", line 565, in run_grub
File "/usr/lib64/python2.4/curses/wrapper.py", line 44, in wrapper
return func(stdscr, *args, **kwds)
File "/usr/bin/pygrub", line 561, in run_main
sel = g.run()
File "/usr/bin/pygrub", line 436, in run
File "/usr/bin/pygrub", line 505, in run_main
File "/usr/bin/pygrub", line 298, in edit_entry
self.entry_win.addstr(idx, 2, l, attr)
_curses.error: addstr() returned ERR
No handlers could be found for logger "xend"
Error: Boot loader didn't return any data!
Usage: xm create <ConfigFile> [options] [vars]
The "e" and "a" keys should work in pygrub
1. This defect happen with both gpt and msdos partition.
2. No problem for just booting up the fedora 16 pv guest with pygrub
This request was evaluated by Red Hat Product Management for inclusion
in a Red Hat Enterprise Linux release. Product Management has
requested further review of this request by Red Hat Engineering, for
potential inclusion in a Red Hat Enterprise Linux release for currently
deployed products. This request is not yet committed for inclusion in
Fix built into xen-3.0.3-139.el5
Verified this problem with xen-3.0.3-141.el5(reproduced with xen-3.0.3-135 first).
As the problem description.
There is no Traceback when type "e" or "a" in pygrub to modify the kernel arguments.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.