Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752706AbdI3D4e (ORCPT ); Fri, 29 Sep 2017 23:56:34 -0400 Received: from outprodmail02.cc.columbia.edu ([128.59.72.51]:57928 "EHLO outprodmail02.cc.columbia.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752592AbdI3D4c (ORCPT ); Fri, 29 Sep 2017 23:56:32 -0400 X-Google-Smtp-Source: AOwi7QCs7vhbgi1U7rz/lOuwYOHanQ+VJ/uToHaJtSA48IhdWuB2pFbfxxFWoLVaVC3P5rzr4sJSGVFt9JCmpW/lGxM= MIME-Version: 1.0 From: Shankara Pailoor Date: Fri, 29 Sep 2017 23:56:30 -0400 Message-ID: Subject: Hung Task Linux 4.13-rc7 Reiserfs To: LKML , reiserfs-devel@vger.kernel.org Cc: Andrew Zhu Aday , syzkaller Content-Type: text/plain; charset="UTF-8" X-No-Spam-Score: Local Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 557 Lines: 21 Hi, I am fuzzing the kernel 4.13-rc7 with Syzkaller with Reiserfs. I am getting the following crash: INFO: task kworker/0:3:1103 blocked for more than 120 seconds. Here is the full stack trace. I noticed that there are a few tasks holding a sbi->lock. Below are a report and a log of all the programs executing at the time of the incident. Report: https://pastebin.com/uGTAw45E Logs: https://pastebin.com/EaiE0JLf Kernel Configs: https://pastebin.com/i6URdADw I don't have a reproducer yet and any assistance would be appreciated. Regards, Shankara