From: Dave Young <dyoung@redhat.com>
To: kexec@lists.infradead.org
Subject: [ANNOUNCE] kexec-tools v2.0.24 preparation
Date: Wed, 30 Mar 2022 11:07:01 +0800 [thread overview]
Message-ID: <YkPJVcXl1nTPArWp@darkstar.users.ipa.redhat.com> (raw)
In-Reply-To: <YkLci3fU3PYmRNig@MiWiFi-R3L-srv>
On 03/29/22 at 06:16pm, Baoquan He wrote:
> On 03/29/22 at 11:17am, Simon Horman wrote:
> > On Sat, Mar 26, 2022 at 02:55:43PM +0800, RuiRui Yang wrote:
> > > Hi Simon,
> > >
> > > Recently RH CKI detected a kexec/kdump failure with kexec_load being
> > > used, the 2nd kernel can not boot, just reset to bios/firmware
> > > instead.
> > >
> > > This only happens with gcc 12.x compiled kexec-tools, add
> > > "-fno-tree-vectorize" to purgatory/Makefile CFLAGS make the bug
> > > dissappear, but I hope people can help to verify and confirm it does
> > > fix the problem. It would be better to wait a few days so that we
> > > can fix it in the coming release, what do you think?
> > >
> > > Cced Baoquan who is handling the issue..
> > >
> > > Thanks!
> >
> > Hi RuiRui,
> >
> > thanks for letting us know.
> >
> > I'm happy with delaying the release for a short time to accommodate
> > resolving this problem. Please let us know when there is some progress.
>
> Thanks for quick response, Simon. I have sent a patch to fix this,
> please check the patch v2 with subject 'purgatory: do not enable
> vectorization automatically for purgatory compiling'.
>
> I tested on machine where the issue can stably reproduced, and can
> confirm adding -fno-tree-vectorize to compiling options of purgatory can
> fix the issue.
>
> Dave, please check if it is expected from you.
>
Hi Baoquan, it works for me. Thanks for posting it.
Simon, I used another email/name Ruirui Yang, the two emails both are
fine, but I usually use "Dave Young" in community, just fyi in case this
cause some confusion :)
Thanks
Dave
next prev parent reply other threads:[~2022-03-30 3:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-23 15:01 [ANNOUNCE] kexec-tools v2.0.24 preparation Simon Horman
2022-03-26 6:55 ` RuiRui Yang
2022-03-29 9:17 ` Simon Horman
2022-03-29 10:16 ` bhe
2022-03-30 3:07 ` Dave Young [this message]
2022-03-30 8:35 ` Simon Horman
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