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 4A170C7EE23 for ; Thu, 1 Jun 2023 20:31:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229781AbjFAUbX (ORCPT ); Thu, 1 Jun 2023 16:31:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229459AbjFAUbU (ORCPT ); Thu, 1 Jun 2023 16:31:20 -0400 Received: from frasgout11.his.huawei.com (unknown [14.137.139.23]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A240107; Thu, 1 Jun 2023 13:31:17 -0700 (PDT) Received: from mail02.huawei.com (unknown [172.18.147.228]) by frasgout11.his.huawei.com (SkyGuard) with ESMTP id 4QXHZZ1cGTz9xyNF; Fri, 2 Jun 2023 04:20:54 +0800 (CST) Received: from [10.81.220.232] (unknown [10.81.220.232]) by APP2 (Coremail) with SMTP id GxC2BwAX2E79_3hknQX5Ag--.3353S2; Thu, 01 Jun 2023 21:31:02 +0100 (CET) Content-Type: multipart/mixed; boundary="------------9s1UkhsFMSGVUfhtFoW0w0E7" Message-ID: Date: Thu, 1 Jun 2023 22:30:51 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [syzbot] [reiserfs?] possible deadlock in open_xa_dir Content-Language: en-US To: syzbot , hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, paul@paul-moore.com, reiserfs-devel@vger.kernel.org, roberto.sassu@huawei.com, syzkaller-bugs@googlegroups.com References: <00000000000000964605faf87416@google.com> From: Roberto Sassu In-Reply-To: <00000000000000964605faf87416@google.com> X-CM-TRANSID: GxC2BwAX2E79_3hknQX5Ag--.3353S2 X-Coremail-Antispam: 1UD129KBjvJXoW7WF4DXr15KF1DAry7CFWDCFg_yoW8GF1Upr WrCryakwnYyF4UtF4vgF1Uu3WvgrZ3CrW7Xw4UKryv9an2vrnrtrs2vr4fWrsrAr4DuFZ0 ywnxuw1rtwn3ua7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUU9Kb4IE77IF4wAFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k2 6cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4 vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Jr0_JF4l84ACjcxK6xIIjxv20xvEc7Cj xVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIEc7CjxV AFwI0_Gr0_Gr1UM2AIxVAIcxkEcVAq07x20xvEncxIr21le4C267I2x7xF54xIwI1l5I8C rVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r106r15McIj6I8E87Iv67AKxV WUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IY64vIr41lFcxC0VAYjxAxZF0Ex2Iq xwCYjI0SjxkI62AI1cAE67vIY487MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r 1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CE b7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0x vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Wr1j6rW3Jr1l IxAIcVC2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8Jr1l6VACY4 xI67k04243AbIYCTnIWIevJa73UjIFyTuYvjxUoeHqUUUUU X-CM-SenderInfo: purev21wro2thvvxqx5xdzvxpfor3voofrz/1tbiAQAPBF1jj43-AgAAsL X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------9s1UkhsFMSGVUfhtFoW0w0E7 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 5/5/2023 10:51 PM, syzbot wrote: > syzbot has bisected this issue to: > > commit d82dcd9e21b77d338dc4875f3d4111f0db314a7c > Author: Roberto Sassu > Date: Fri Mar 31 12:32:18 2023 +0000 > > reiserfs: Add security prefix to xattr name in reiserfs_security_write() > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14403182280000 > start commit: 3c4aa4434377 Merge tag 'ceph-for-6.4-rc1' of https://githu.. > git tree: upstream > final oops: https://syzkaller.appspot.com/x/report.txt?x=16403182280000 > console output: https://syzkaller.appspot.com/x/log.txt?x=12403182280000 > kernel config: https://syzkaller.appspot.com/x/.config?x=73a06f6ef2d5b492 > dashboard link: https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12442414280000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=176a7318280000 > > Reported-by: syzbot+8fb64a61fdd96b50f3b8@syzkaller.appspotmail.com > Fixes: d82dcd9e21b7 ("reiserfs: Add security prefix to xattr name in reiserfs_security_write()") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master --------------9s1UkhsFMSGVUfhtFoW0w0E7 Content-Type: text/plain; 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