From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8720C433FE for ; Thu, 21 Oct 2021 16:07:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CC5A7611CB for ; Thu, 21 Oct 2021 16:07:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231683AbhJUQJk (ORCPT ); Thu, 21 Oct 2021 12:09:40 -0400 Received: from smtp-out1.suse.de ([195.135.220.28]:53828 "EHLO smtp-out1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231182AbhJUQJf (ORCPT ); Thu, 21 Oct 2021 12:09:35 -0400 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id 4DAF92199D; Thu, 21 Oct 2021 16:07:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1634832438; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Zn0YY96pQQ+7esOb9nn3z9JX5AWAoSInOdv8w10wHnc=; b=vCSuWjJGf2rm5QuO32lFBsATll0F5dXK+BOKTguOq0In2anMWdm4F9fuhrNdw2V+E3uhoT 5sZgeSFEaxacfzlKaWRuYfHvSHAect6X7oSOCLmklTAYsgm+WCupSg8z9QtU3kPab4mDvM CZ1GvQewvZ7YxwhArhP+UCt4MGs/E0I= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1634832438; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Zn0YY96pQQ+7esOb9nn3z9JX5AWAoSInOdv8w10wHnc=; b=NLjMjYA+vlUL///3gBEjBFkh6+R5mNYuzC03qXoyVFdQNj8Ym4kUsviFtw65Jdw+7W932j sgGpZbUnyJhYziBA== Received: from ds.suse.cz (ds.suse.cz [10.100.12.205]) by relay2.suse.de (Postfix) with ESMTP id 18701A3B84; Thu, 21 Oct 2021 16:07:17 +0000 (UTC) Received: by ds.suse.cz (Postfix, from userid 10065) id 19D92DA7A3; Thu, 21 Oct 2021 18:06:49 +0200 (CEST) Date: Thu, 21 Oct 2021 18:06:48 +0200 From: David Sterba To: kernel test robot Cc: Anand Jain , 0day robot , LKML , lkp@lists.01.org, linux-btrfs@vger.kernel.org, dsterba@suse.com Subject: Re: [btrfs] 0f80799866: WARNING:at_fs/sysfs/file.c:#sysfs_emit Message-ID: <20211021160648.GD20319@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, kernel test robot , Anand Jain , 0day robot , LKML , lkp@lists.01.org, linux-btrfs@vger.kernel.org, dsterba@suse.com References: <20211021133538.GA16330@xsang-OptiPlex-9020> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211021133538.GA16330@xsang-OptiPlex-9020> User-Agent: Mutt/1.5.23.1-rc1 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 21, 2021 at 09:35:38PM +0800, kernel test robot wrote: > > > Greeting, > > FYI, we noticed the following commit (built with gcc-9): > > commit: 0f807998661ecadb74638c18cbaff8785bb46f8d ("[PATCH 1/2] btrfs: sysfs convert scnprintf and snprintf to use sysfs_emit") > url: https://github.com/0day-ci/linux/commits/Anand-Jain/provide-fsid-in-sysfs-devinfo/20211019-082356 > base: https://git.kernel.org/cgit/linux/kernel/git/kdave/linux.git for-next > > in testcase: boot > > on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G I wonder if it's related to the 32bit host, I don't see any crash.