This message generated a parse failure. Raw output follows here. Please use 'back' to navigate. From devnull@lkml.org Fri Apr 26 22:42:51 2024 >From mailfetcher Thu Jun 11 12:38:46 2020 Envelope-to: lkml@grols.ch Delivery-date: Thu, 11 Jun 2020 12:38:15 +0200 Received: from stout.grols.ch [195.201.141.146] by 72459556e3a9 with IMAP (fetchmail-6.3.26) for (single-drop); Thu, 11 Jun 2020 12:38:46 +0200 (CEST) Received: from vger.kernel.org ([23.128.96.18]) by stout.grols.ch with esmtp (Exim 4.89) (envelope-from ) id 1jjKb8-0004EM-Go for lkml@grols.ch; Thu, 11 Jun 2020 12:38:15 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726883AbgFKKiN convert rfc822-to-8bit (ORCPT ); Thu, 11 Jun 2020 06:38:13 -0400 Received: from mail-il1-f200.google.com ([209.85.166.200]:36734 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726817AbgFKKiN (ORCPT ); Thu, 11 Jun 2020 0 Received: by mail-il1-f200.google.com with SMTP id p11so3710301iln.3 for ; Thu, 11 Jun 2020 03:38:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to :content-transfer-encoding; bh=AQLdjmCgHzp8A+RqPHJ2O1m5rhOO5LKPDxCGVnLpc48=; b=lGalRqDp4Q X-Gm-Message-State: AOAM5329n9fRZHXouwwa2nqGVgDQ1YKQ+DCI82okG9OxVMrQPaMB6rhU wK2sZSa7JLCDVNrZkE/l83JBdDuQXiXmPWf4Onm0yvZm+EFm X-Google-Smtp-Source: ABdhPJzOX8Wqwb4v5qluuG/gQ31aI+V+FGtq49kV5ysnC6Kb9d8nStOlljEIzcFTkg06TYY27SIEYZE0oQYcLWfe2SCfm+o32nLl Mime-Version: 1.0 X-Received: by 2002:a92:b69b:: with SMTP id m27mr7346407ill.271.1591871892122; Thu, 11 Jun 2020 03:38:12 -0700 (PDT) Date: Thu, 11 Jun 2020 03:38:12 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-Id: <000000000000a8723f05a7cc8e14@google.com> Subject: upstream test error: BUG: using smp_processor_id() in preemptible code in corrupted From: syzbot To: adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-Id: X-Mailing-List: linux-kernel@vger.kernel.org Received-SPF: pass client-ip=23.128.96.18; envelope-from=linux-kernel-owner@vger.kernel.org; helo=vger.kernel.org X-Spam-Score: 0.7 X-Spam-Score-Bar: / X-Spam-Action: no action X-Spam-Report: Action: no action Symbol: ARC_NA(0.00) Symbol: CTE_CASE(0.50) Symbol: DMARC_POLICY_SOFTFAIL(0.10) Symbol: BAYES_HAM(-2.99) Symbol: FROM_HAS_DN(0.00) Symbol: R_SPF_ALLOW(-0.20) Symbol: PRECEDENCE_BULK(0.00) Symbol: MIME_GOOD(-0.10) Symbol: PREVIOUSLY_DELI Hello, syzbot found the following crash on: HEAD commit: 84fc461d Merge tag 'for-linus-5.8-rc1' of git://git.kernel.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17e35a36100000 kernel config: https://syzkaller.appspot.com/x/.config?x=28f5490cd437fcf dashboard link: https://syzkaller.appspot.com/bug?extid=97028e7ff04ca4e3d85f compiler: gcc (GCC) 9.0.0 20181231 (experimental) IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+97028e7ff04ca4e3d85f@syzkaller.appspotmail.com [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Updat[ 68.080829][ T6736] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-rfkill/6736 e UTMP about Sys[ 68.090431][ T6736] caller is ext4_mb_new_blocks+0xa77/0x3b30 fs/ext4/mballoc.c:4711 tem Runlevel Cha[ 68.098400][ T6736] CPU: 0 PID: 6736 Comm: systemd-rfkill Not tainted 5.7.0-syzkaller #0 nges. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.243' (ECDSA) to the list of known hosts. 2020/06/10 20:51:27 fuzzer started 2020/06/10 20:51:27 connecting to host at 10.128.0.26:39073 2020/06/10 20:51:27 checking machine... 2020/06/10 20:51:27 checking revisions... 2020/06/10 20:51:27 testing simple program... 2020/06/10 20:51:29 building call list... executing program --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.