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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F2386C433FE for ; Sat, 1 Oct 2022 14:27:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229705AbiJAO1v (ORCPT ); Sat, 1 Oct 2022 10:27:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229448AbiJAO1o (ORCPT ); Sat, 1 Oct 2022 10:27:44 -0400 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F3C8474C1 for ; Sat, 1 Oct 2022 07:27:41 -0700 (PDT) Received: by mail-io1-f71.google.com with SMTP id 23-20020a5ea517000000b006a496fee582so4443844iog.5 for ; Sat, 01 Oct 2022 07:27:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date; bh=ddyCZwJ1xLS8fRq1A9rfvPXjQ5bkJN6QtLD9WKdESPg=; b=75pHFjc1u/Wopiv2B1DlhCrdo0NPMhJU8zRNgOUJGgdaa65mcwWskA8RWoc0k1j9Gd ezpLr8WxoeR3pbVoT+TQv+dw+LfvS5aS5NSyPt7CZ4l1NhNiFhKSZDNjyTgxCcNb8xfa NAj8KZROZJUXVItZJOsn8AQkciMlK9R72eBmc7iLnLgnDk3Do12fcUu+3FbUBfhHqQJc 0H2Im0iPmntA8iewFCaioKTl/FxB8G96hoqZCUiyG7qrQrBegZ2sWu4EzAs8dWaASigo tLKH3oKl3AMv2tLvE9bnAPbOMLd92LVannaDpSf9AIoDKc1IFKU/mfSbSI5TgmkUVivS Nz2g== X-Gm-Message-State: ACrzQf2fejEvOcsdPZvM1Y2bHTUwfAKtCd7VlZb04eEjeaKA59WJKyiG nRmP7AoNU0jVP86l0YsNnL3Zkif1DLNOJ33sRcFnFV3CjzAX X-Google-Smtp-Source: AMsMyM5je81Hvri1UaRhPXMLRwfIRKA7+mprLc6gcu0qRp4kjoFqw5L9F6lV8ra9FKf9feq6aCIHB7BqSPvlGRJB+7QUZaHmgqie MIME-Version: 1.0 X-Received: by 2002:a02:c047:0:b0:35a:5fdc:1793 with SMTP id u7-20020a02c047000000b0035a5fdc1793mr6820017jam.155.1664634460028; Sat, 01 Oct 2022 07:27:40 -0700 (PDT) Date: Sat, 01 Oct 2022 07:27:40 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000abc46005e9f9e943@google.com> Subject: [syzbot] kernel BUG in txUnlock From: syzbot To: jfs-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, shaggy@kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 5911b92626df Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=161da2ec880000 kernel config: https://syzkaller.appspot.com/x/.config?x=aae2d21e7dd80684 dashboard link: https://syzkaller.appspot.com/bug?extid=a63afa301d1258d09267 compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/c50e57f66737/disk-5911b926.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/f369b7b837e3/vmlinux-5911b926.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+a63afa301d1258d09267@syzkaller.appspotmail.com BUG at fs/jfs/jfs_txnmgr.c:926 assert(mp->nohomeok > 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:926! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 88 Comm: jfsCommit Not tainted 6.0.0-rc7-syzkaller-18098-g5911b92626df #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : txUnlock+0x6f4/0x738 fs/jfs/jfs_txnmgr.c:926 lr : txUnlock+0x6f4/0x738 fs/jfs/jfs_txnmgr.c:926 sp : ffff80000fb33d30 x29: ffff80000fb33d70 x28: ffff800012222000 x27: 0000000000000008 x26: ffff80000ef36fd0 x25: ffff80000ef37000 x24: ffff0000c289aac8 x23: ffff80000ef37000 x22: 0000000000000048 x21: ffff80000ef36f7c x20: ffff80000ef36000 x19: 0000000000000000 x18: 0000000000000340 x17: 0000000000000000 x16: ffff80000db49158 x15: ffff0000c104cf80 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c104cf80 x11: ff808000081c0d5c x10: 0000000000000000 x9 : da27545727afe500 x8 : da27545727afe500 x7 : ffff800008161d1c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefddcd0 x1 : 0000000100000000 x0 : 0000000000000037 Call trace: txUnlock+0x6f4/0x738 fs/jfs/jfs_txnmgr.c:926 txLazyCommit fs/jfs/jfs_txnmgr.c:2677 [inline] jfs_lazycommit+0x228/0x4c8 fs/jfs/jfs_txnmgr.c:2727 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Code: 9114d021 912fec63 528073c2 94c92d60 (d4210000) ---[ end trace 0000000000000000 ]--- --- This report 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 issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.