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[147.75.80.249]) by mx.google.com with ESMTPS id 4fb4d7f45d1cf-5733bec1881si15670034a12.196.2024.05.22.08.12.17 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 May 2024 08:12:17 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-186415-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=bFoHTvvF; arc=pass (i=1 dkim=pass dkdomain=linuxfoundation.org); spf=pass (google.com: domain of linux-kernel+bounces-186415-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-186415-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id B8CAA1F2467F for ; Wed, 22 May 2024 15:12:17 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id A6ACF2940B; Wed, 22 May 2024 15:12:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="bFoHTvvF" 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 BA3884F883; Wed, 22 May 2024 15:12:10 +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=1716390730; cv=none; b=lx4g6J0eAZCreYOtmxFzakvr+y3g6w7eetqOfXQoFqqMFFlWNhDHPc6P1sP1ktRSaMQHbv7ut2gRazJ5VT98iPLKw+AtMIcZpSWpWMxqtmTBByTKBp89HANaBBU6aFNttQ7JSl97Oco0MyjuFf4H3F4H9XaQEl8r0hhcyVZ7FLI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716390730; c=relaxed/simple; bh=YFJnJyDwtPC7OdnMBtp3lNZatMd5ed+t5HUSZsapbic=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DrHBPe+t0LIoaoPD0bpcQ2sWqckrIHgCCaRfgSPJWWMNvx2tC4baAlNrqWbqfiq1WGYX6/GWwc+bn3JIs3ndzqWXaH20Ps0jCiixlovK4GI+5qd1P5hxCuklHvvPQo3VfCkEqTCMVLThnA8ieobe69K9eWKQdQJdCAF7uX90UCk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=bFoHTvvF; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id EB987C2BBFC; Wed, 22 May 2024 15:12:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1716390730; bh=YFJnJyDwtPC7OdnMBtp3lNZatMd5ed+t5HUSZsapbic=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bFoHTvvFv+aM22hunXSt154tj7Ue7KKqYb7zdX1lEOPo/0nMo6M+9U5g7eTj+vMHu DQB/yju4wrNHAwl4HP5jEIS6RfiZFH3axpJAyY1JPEsf7XXCEXwhKayZs07kmqFE9I He1ylWf1VTPC1jCqpY+yNTAe2NkSoAhwUJhmuhO4= Date: Wed, 22 May 2024 17:12:07 +0200 From: Greg KH To: Paul Grandperrin Cc: rankincj@gmail.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [BUG] Linux 6.8.10 NPE Message-ID: <2024052249-cryptic-anthem-5bd2@gregkh> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Sun, May 19, 2024 at 01:28:58PM +0200, Paul Grandperrin wrote: > > I am using vanilla Linux 6.8.10, and I've just noticed this BUG in my > dmesg log. I have no idea what triggered it, and especially since I > have not even mounted any NFS filesystems?! > > Hi all, > I have the exact same bug. I'm using the NixOS kernel but as soon as it was > updated to 6.8.10 my server has gone in a crash-reboot-loop. > > The server is hosting an NFS deamon and it crashes about 10 seconds after > the tty login prompt is displayed. > > Dowgrading to 6.8.9 fixes the issue. Any chance you all can use 'git bisect' to track down the offending commit? thanks, greg k-h