From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1743B8F66; Fri, 6 Dec 2024 05:47:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733464069; cv=none; b=RvOdezWdxlVhyyUb11qCKSY8o6ZxNtZTAzb9oslbvw/qMlAqqtS8MHnQIepHEpwKi4RKR/5uTaeNQUgAKrNzZps+ImXWFSZPDl5r1zYTRx7JiqY/XuiceE5BDibR7ymGCXN/NaKILDG5BLfeSWrmVZUEYBCskbOYobGP34J7MWk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733464069; c=relaxed/simple; bh=Yv6W3mwoErdRg5doMTEF5/q7n5yd6TWPpsEIGNe4PvU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iY429XEwAK+agyhnKFGeZ7p21eIAFfqjDhd15bl5gOpgSKYpNCN59QF6DPBxyyUWoPaQRLdifoNWnj5RZynkSbWz336wgn/epafY1PmtVocTXF1HoTYKBLYsfMKpne86W4gj6+7Xzad5d4OmK3XtZTmJlpfVCsO/qL3TV6a1PIE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=CjW/LJLp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="CjW/LJLp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 405B9C4CED1; Fri, 6 Dec 2024 05:47:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1733464068; bh=Yv6W3mwoErdRg5doMTEF5/q7n5yd6TWPpsEIGNe4PvU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=CjW/LJLp5k0L2ZijUmIT3Ctvk1OMPtAtjqSoMZZ/uD+1qSQCbBduqznlaLVdShWcn JkxtkGrPTVqomKyF/dE92PVdYovT2V1qA1LqAVGTDc5armBXjareWaDa+XXPg/B6BQ l2TkeXM7Au6VYYiui7g8deGE36kHsdSEel2qVjhw= Date: Fri, 6 Dec 2024 06:47:45 +0100 From: Greg Kroah-Hartman To: Genes Lists Cc: Holger =?iso-8859-1?Q?Hoffst=E4tte?= , linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: Linux 6.12.2 Message-ID: <2024120628-repressed-unveiled-1085@gregkh> References: <2024120529-strained-unbraided-b958@gregkh> <01a7263b-3739-582e-aade-6d9d9495500d@applied-asynchrony.com> <136fbb7aedc6e3750f8361309609ddf4283cd91d.camel@sapience.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <136fbb7aedc6e3750f8361309609ddf4283cd91d.camel@sapience.com> On Thu, Dec 05, 2024 at 06:24:36PM -0500, Genes Lists wrote: > On Fri, 2024-12-06 at 00:07 +0100, Holger Hoffstätte wrote: > > > 6.12.1 works fine but 6.12.2 generates lots of errors during > ... > > > > > > As Linus has indicated in: > > https://lore.kernel.org/stable/CAHk- > > =whGd0dfaJNiWSR60HH5iwxqhUZPDWgHCQd446gH2Wu0yQ@mail.gmail.com/ > > > > the problem is the missing commit b23decf8ac91 ("sched: Initialize > > idle tasks > > only once"). Applying that on top of 6.12.2 fixes the problem. > > > > We just encountered this issue in Gentoo as well when releasing a new > > kernel > > and adding that patch has resolved the issue. > > > > > Thought it best to share before I start to work on bisect.... > > > No need to, just add b23decf8ac91 :) > > > > cheers > > Holger > > > Excellent - missed that completely.  > I will stop bisecting now, thank you so much. Sorry about this, I'll go push out a new kernel with this fix in it now. greg k-h