linux-kernel - Re: [PATCH 1/1] ktest.pl: Fix incorrect reboot for grub2bls

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 30 Nov 2020 22:25:14 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Masayoshi Mizuma <msys.mizuma@...il.com>
Cc:     Libo Chen <libo.chen@...cle.com>, linux-kernel@...r.kernel.org,
        m.mizuma@...fujitsu.com
Subject: Re: [PATCH 1/1] ktest.pl: Fix incorrect reboot for grub2bls

On Sun, 29 Nov 2020 20:32:56 -0500
Masayoshi Mizuma <msys.mizuma@...il.com> wrote:

> On Fri, Nov 20, 2020 at 06:12:43PM -0800, Libo Chen wrote:
> > This issue was first noticed when I was testing different kernels on
> > Oracle Linux 8 which as Fedora 30+ adopts BLS as default. Even though a
> > kernel entry was added successfully and the index of that kernel entry was
> > retrieved correctly, ktest still wouldn't reboot the system into
> > user-specified kernel.
> > 
> > The bug was spotted in subroutine reboot_to where the if-statement never
> > checks for REBOOT_TYPE "grub2bls", therefore the desired entry will not be
> > set for the next boot.
> > 
> > Add a check for "grub2bls" so that $grub_reboot $grub_number can
> > be run before a reboot if REBOOT_TYPE is "grub2bls" then we can boot to
> > the correct kernel.
> > 
> > Fixes: ac2466456eaa ("ktest: introduce grub2bls REBOOT_TYPE option")
> > 
> > Signed-off-by: Libo Chen <libo.chen@...cle.com>  
> 
> Thank you for the fix!
> I tested the patch with fedora33. It works well.
> 
> Please feel free to add:
> 
> 	Tested-by: Masayoshi Mizuma <m.mizuma@...fujitsu.com>
> 
>

Thanks.

I may push this upstream by the end of the week.

-- Steve