All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@kernel.org>
To: Oliver Sang <oliver.sang@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Tim Chen <tim.c.chen@linux.intel.com>,
	oe-lkp@lists.linux.dev, lkp@intel.com,
	linux-kernel@vger.kernel.org, x86@kernel.org,
	Chen Yu <yu.c.chen@intel.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Shrikanth Hegde <sshegde@linux.ibm.com>,
	K Prateek Nayak <kprateek.nayak@amd.com>,
	Srikar Dronamraju <srikar@linux.ibm.com>,
	Mohini Narkhede <mohini.narkhede@intel.com>,
	aubrey.li@linux.intel.com
Subject: Re: [tip:tmp.tmp] [sched/fair]  eb2db043ab: BUG:kernel_NULL_pointer_dereference,address
Date: Tue, 2 Dec 2025 05:59:13 +0100	[thread overview]
Message-ID: <aS5yIdQU-qCCpQiv@gmail.com> (raw)
In-Reply-To: <aSj97AJbXnJvvyqK@xsang-OptiPlex-9020>


* Oliver Sang <oliver.sang@intel.com> wrote:

> hi,
> 
> On Thu, Nov 27, 2025 at 10:07:28AM +0100, Ingo Molnar wrote:
> > 
> > * Peter Zijlstra <peterz@infradead.org> wrote:
> > 
> > > On Thu, Nov 27, 2025 at 04:35:37PM +0800, kernel test robot wrote:
> > > > 
> > > > 
> > > > Hello,
> > > > 
> > > > kernel test robot noticed "BUG:kernel_NULL_pointer_dereference,address" on:
> > > > 
> > > > commit: eb2db043ab3a28ae76800f2a57e144420800d56d ("sched/fair: Skip sched_balance_running cmpxchg when balance is not due")
> > > > https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git tmp.tmp
> > > 
> > > Not sure what this branch is, but tip/sched/core has the fixed commit.
> > 
> > Not sure how the test-bot picked up this temporary 
> > branch and reported it despite it being gone from the 
> > repo, but the branch hasn't been in -tip for days.
> > 
> > This report can be safely ignored.
> 
> sorry for the noise. yeah, our so-called 'gitmirror' mechnism fetched the
> tmp.tmp branch about 10 days ago, then it merged into our hourly kernel to
> be running tests. so it's kind of 'stored' in our repo.
>
> since the bad commit caused crash issue on various test machines, we made out
> the report, but missed the check of whether branch is still existing remotely.
>
> we will refine our code/process to avoid this kind of meaningless report.

Thank you, much appreciated!

	Ingo

      parent reply	other threads:[~2025-12-02  4:59 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-27  8:35 [tip:tmp.tmp] [sched/fair] eb2db043ab: BUG:kernel_NULL_pointer_dereference,address kernel test robot
2025-11-27  8:38 ` Peter Zijlstra
2025-11-27  9:07   ` Ingo Molnar
2025-11-28  1:42     ` Oliver Sang
2025-11-28  9:34       ` Peter Zijlstra
2025-12-02  5:11         ` Ingo Molnar
2025-12-03  6:54           ` Oliver Sang
2025-12-03 17:16             ` Ingo Molnar
2025-12-02  4:59       ` Ingo Molnar [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=aS5yIdQU-qCCpQiv@gmail.com \
    --to=mingo@kernel.org \
    --cc=aubrey.li@linux.intel.com \
    --cc=kprateek.nayak@amd.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lkp@intel.com \
    --cc=mohini.narkhede@intel.com \
    --cc=oe-lkp@lists.linux.dev \
    --cc=oliver.sang@intel.com \
    --cc=peterz@infradead.org \
    --cc=srikar@linux.ibm.com \
    --cc=sshegde@linux.ibm.com \
    --cc=tim.c.chen@linux.intel.com \
    --cc=vincent.guittot@linaro.org \
    --cc=x86@kernel.org \
    --cc=yu.c.chen@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.