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 89472C7EE26 for ; Tue, 23 May 2023 09:35:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236375AbjEWJfB (ORCPT ); Tue, 23 May 2023 05:35:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54374 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236377AbjEWJeo (ORCPT ); Tue, 23 May 2023 05:34:44 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C1EB71AC for ; Tue, 23 May 2023 02:34:31 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-763da06581dso285646339f.3 for ; Tue, 23 May 2023 02:34:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684834471; x=1687426471; 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=6XhonWAPAu8OTH4owMzaT0fJr80igSY+VEVOwOtFTeA=; b=IoPNwOkQD7O0YgTcffud0oM0HIy5dd6xUiadPqZK7//DzmGw9yn2JTtFLOriIHm5VD HHzsWlxiu1134+rTcsp4DTatdJkmUsIEZgIF/IqSozATKiIBo9f1QKz6B2LDtOPccVNZ 88nUq4nMfiVQComo8Nb3FA1MspZ42hQOXf03ykMnAb7wDs/VyA0CkRpErG3yhSCgr+B5 CvvbSbi5KLJT2ko8Clnpt4nLYxfJwNAyD+NlbnxvP4FvAbYyrL4izL+rItSiMJW3wBSZ 1sRXukmyJOFru1bAhHefEH3IhBMXIczrqHpsthvZlCiOGQBr/QcR59k6BFkq1R6+1fIa pzww== X-Gm-Message-State: AC+VfDyA1EXSfr7POyxF/2QI/xrVbsAuXeb0DT0ADehU0OBEwwEDVcf2 qC26D4hhTJVw9wRriauTbemmd9ih2IILvldn4UK2UB7Z+AZB X-Google-Smtp-Source: ACHHUZ5YZD8fx0KgCTuHpDJe0wpCyOKPizAlCEPgXSRJ4L1EvfuXNi5P5YSJh8gMioCuqsedxNrAggthsCP4xsGho4gpnN+tE5a8 MIME-Version: 1.0 X-Received: by 2002:a5d:9285:0:b0:763:5a5a:90e7 with SMTP id s5-20020a5d9285000000b007635a5a90e7mr6621320iom.3.1684834471032; Tue, 23 May 2023 02:34:31 -0700 (PDT) Date: Tue, 23 May 2023 02:34:31 -0700 In-Reply-To: <00000000000066a94205fc488445@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000026bdd305fc5918a5@google.com> Subject: Re: [syzbot] [block?] [reiserfs?] KASAN: user-memory-access Write in zram_slot_lock From: syzbot To: akpm@linux-foundation.org, axboe@kernel.dk, hch@lst.de, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, minchan@kernel.org, reiserfs-devel@vger.kernel.org, senozhatsky@chromium.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit 9fe95babc7420722d39a1ded379027a1e1825d3a Author: Christoph Hellwig Date: Tue Apr 11 17:14:44 2023 +0000 zram: remove valid_io_request bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=132fa586280000 start commit: 44c026a73be8 Linux 6.4-rc3 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10afa586280000 console output: https://syzkaller.appspot.com/x/log.txt?x=172fa586280000 kernel config: https://syzkaller.appspot.com/x/.config?x=7d8067683055e3f5 dashboard link: https://syzkaller.appspot.com/bug?extid=b8d61a58b7c7ebd2c8e0 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1223f7d9280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1245326a280000 Reported-by: syzbot+b8d61a58b7c7ebd2c8e0@syzkaller.appspotmail.com Fixes: 9fe95babc742 ("zram: remove valid_io_request") For information about bisection process see: https://goo.gl/tpsmEJ#bisection