From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E9A91FAB for ; Fri, 7 Jul 2023 05:10:26 +0000 (UTC) Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68CCF19B2 for ; Thu, 6 Jul 2023 22:10:22 -0700 (PDT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-1b895a08e3aso21332435ad.0 for ; Thu, 06 Jul 2023 22:10:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688706622; x=1691298622; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=3odBP2k8JVrJYy1wa0Wfn0VRWmDTDDoVrfM0d6n+ayY=; b=Fx5kEBwj/mQzf4b972L+paRvrXMAiV+ViVgDIBZd3xxUyOP7eDjRsLWj/3pcPyAnK8 jHMIoNyu8RMVp9axtNxBQbIU4uaL+4/uQr+sbyNRC6DwmBgPaeZpDAGIM+o2S0BYuamb 8Cp445bJF4aJCzHMskEagCPimx4un3/cdtsK83oDGkcKwJT7HrpZMgBdY4ZCjPN9cKPP rzOoNp0ukXMH/MC5CjzGicvg7S2DH0SORY9AHFf3QMx6+IyeW5JR67/A+PabE+0A7C+D PI5Si/10b2fN3FwwBVcUGQht9iAbmggauXwq7hmkfosRlTLWpVElgGM+ufCmrFUhGHGS Dwxg== X-Gm-Message-State: ABy/qLbbSzBuEVmXhuDt1FhEe7CjXvjFojBwsf9bn3cPBOssA2SEmfhn DnRvV3T1g8QdrNQJ7ho/Bqz0bkl1V9IOlKQ68oVtKsLrYsAv X-Google-Smtp-Source: APBJJlFPEIIvaQ5FzGgKwrTTH+IL4zi+h8xLaZxAtxA/83enB/W2VDTaFHWmkb5XXkGxd63ab2vboDyFilTDCFmVWY2UF8XrN5eI Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a17:902:e549:b0:1b7:f5be:c934 with SMTP id n9-20020a170902e54900b001b7f5bec934mr4087715plf.9.1688706621980; Thu, 06 Jul 2023 22:10:21 -0700 (PDT) Date: Thu, 06 Jul 2023 22:10:21 -0700 In-Reply-To: <000000000000a557cb05ff9ed03b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000554b8205ffdea64e@google.com> Subject: Re: [syzbot] [ext4?] general protection fault in ext4_finish_bio From: syzbot To: adilger.kernel@dilger.ca, boqun.feng@gmail.com, dhowells@redhat.com, herbert@gondor.apana.org.au, kuba@kernel.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, longman@redhat.com, mingo@redhat.com, netdev@vger.kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu, will@kernel.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net syzbot has bisected this issue to: commit b6d972f6898308fbe7e693bf8d44ebfdb1cd2dc4 Author: David Howells Date: Fri Jun 16 11:10:32 2023 +0000 crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE) bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17e4fa88a80000 start commit: ae230642190a Merge branch 'af_unix-followup-fixes-for-so_p.. git tree: net-next final oops: https://syzkaller.appspot.com/x/report.txt?x=1414fa88a80000 console output: https://syzkaller.appspot.com/x/log.txt?x=1014fa88a80000 kernel config: https://syzkaller.appspot.com/x/.config?x=c9bf1936936ca698 dashboard link: https://syzkaller.appspot.com/bug?extid=689ec3afb1ef07b766b2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=136b9d48a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10223cb8a80000 Reported-by: syzbot+689ec3afb1ef07b766b2@syzkaller.appspotmail.com Fixes: b6d972f68983 ("crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE)") For information about bisection process see: https://goo.gl/tpsmEJ#bisection