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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6EFBEC48BC2 for ; Wed, 23 Jun 2021 16:28:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5AF6461026 for ; Wed, 23 Jun 2021 16:28:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230185AbhFWQbN (ORCPT ); Wed, 23 Jun 2021 12:31:13 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:40479 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229523AbhFWQbE (ORCPT ); Wed, 23 Jun 2021 12:31:04 -0400 Received: by mail-io1-f70.google.com with SMTP id l15-20020a5e820f0000b02904bd1794d00eso2320127iom.7 for ; Wed, 23 Jun 2021 09:28:46 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to:cc; bh=U3PZEl0Cdz5lWpgoZ3LcxBmCftsorG7+dKagwjSphas=; b=qDptwzRS/XonUI233EWMYTocGDeZxOXk0BinXHlHQ8VdjKlxcjvq5Nedfe6+J+msId PSRx63S9StZb+dfvF9zVXliaNuQk6/AUr6U6GiQ0sQlzrpE9Wr55PSEkTKaTGusDWlFS Nf9cRKc+WBzx8+5dr7AaWyECy+nodTxO3yggeQJPQZhiwXCJg7uhG1lJPt6ng6foXH9z qqQLR15ZoSCuUo2Yq2C8nCCJT0rlgjFc15k773rglQlZjysXBkwdiMD/xtJ3FcwawM/a LhpA14OxzKF8EGjrG7Vz11IJycZKFBdaK4CUxt3MRYjayBbgVk6tslSqXiRASju93xcN XIsw== X-Gm-Message-State: AOAM533UXvk18YyUl9XHS3IZw2trk5iMg7JZufwSGnQ7lvZdUq9p97LL GtA1/lA3pMhsp0VESUsrJUWB/DUVXrbvtpJ+8Bt+8h8kifWV X-Google-Smtp-Source: ABdhPJxWibJjI3zl8BX97kjoK8MD9g1qOHd22umTb2oqfAL1duULt7iEPmx3R7h0vjlzdlOJ5d2bXHVdheJ/jqPGdiGn+EFMmyQK MIME-Version: 1.0 X-Received: by 2002:a05:6602:2206:: with SMTP id n6mr339969ion.54.1624465725884; Wed, 23 Jun 2021 09:28:45 -0700 (PDT) Date: Wed, 23 Jun 2021 09:28:45 -0700 In-Reply-To: <20210623192837.13792eae@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a8f9c05c571668c@google.com> Subject: Re: [syzbot] WARNING: zero-size vmalloc in corrupted From: syzbot To: Pavel Skripkin Cc: akpm@linux-foundation.org, coreteam@netfilter.org, davem@davemloft.net, dsahern@kernel.org, fw@strlen.de, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, paskripkin@gmail.com, syzkaller-bugs@googlegroups.com, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Wed, 23 Jun 2021 19:19:28 +0300 > Pavel Skripkin wrote: > >> On Wed, 23 Jun 2021 02:15:23 -0700 >> syzbot wrote: >> >> > Hello, >> > >> > syzbot found the following issue on: >> > >> > HEAD commit: 13311e74 Linux 5.13-rc7 >> > git tree: upstream >> > console output: >> > https://syzkaller.appspot.com/x/log.txt?x=15d01e58300000 kernel >> > config: https://syzkaller.appspot.com/x/.config?x=42ecca11b759d96c >> > dashboard link: >> > https://syzkaller.appspot.com/bug?extid=c2f6f09fe907a838effb syz >> > repro: >> > https://syzkaller.appspot.com/x/repro.syz?x=14bb89e8300000 C >> > reproducer: >> > https://syzkaller.appspot.com/x/repro.c?x=17cc51b8300000 >> > >> > The issue was bisected to: >> > >> > commit f9006acc8dfe59e25aa75729728ac57a8d84fc32 >> > Author: Florian Westphal >> > Date: Wed Apr 21 07:51:08 2021 +0000 >> > >> > netfilter: arp_tables: pass table pointer via nf_hook_ops >> > >> > bisection log: >> > https://syzkaller.appspot.com/x/bisect.txt?x=13b88400300000 final >> > oops: >> > https://syzkaller.appspot.com/x/report.txt?x=10788400300000 console >> > output: https://syzkaller.appspot.com/x/log.txt?x=17b88400300000 >> > >> >> This one is similar to previous zero-size vmalloc, I guess :) >> >> #syz test >> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >> master >> >> > > Hah, I didn't notice that this one is already fixed by me. But the > patch is in the media tree, it's not upstreamed yet: > > https://git.linuxtv.org/media_tree.git/commit/?id=c680ed46e418e9c785d76cf44eb33bfd1e8cf3f6 > > So, > > #syz dup: WARNING: zero-size vmalloc in dvb_dmx_init Can't dup bug to a bug in different reporting (upstream->internal).Please dup syzbot bugs only onto syzbot bugs for the same kernel/reporting. > > With regards, > Pavel Skripkin > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/20210623192837.13792eae%40gmail.com. 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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12D1FC49EA7 for ; Wed, 23 Jun 2021 16:28:49 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BD3F1611C1 for ; Wed, 23 Jun 2021 16:28:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BD3F1611C1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id C64CA6B006C; 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Wed, 23 Jun 2021 09:28:46 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to:cc; bh=U3PZEl0Cdz5lWpgoZ3LcxBmCftsorG7+dKagwjSphas=; b=JLkB4MrjQn2rTCd7aOKeQpYodLhVQte89pS3z7L0XfYMdoG/pBW2BWDU1JjOgjXc7T HAl50vo9nbJvhUcoQwfwPLJrhmJyPqJQLTmq+m96H5HkIW5U43moOtGMHUL5ScZENSfS fDNvgGeD2S0cEsYMGWCup32nHeNMXGrAxkyKI/uzSJyBc4Ad8gNGvHr7zMxL6mLsrJE4 T427VY640OynTtfqiAUjw+3kaBkEHA3Z9cSy1qH3i1q4qLR0iV5qGvtjAPnHdNrHtfUu ntbGEbWi9/EVDuZxVMdq7ZQewSdS06wPQVc0tzpCiRgGowK1d50wkjhZmVUu4/4Tw5/g P55A== X-Gm-Message-State: AOAM531DYnFuM6J2JeVRfPQghF4iuUj5/q53/4CyL0HfjlrrY/z/S86p e+zNp18aL509N1c8uAxwb7UMXyeDfj+pUytJZXwWwJb4FS8m X-Google-Smtp-Source: ABdhPJxWibJjI3zl8BX97kjoK8MD9g1qOHd22umTb2oqfAL1duULt7iEPmx3R7h0vjlzdlOJ5d2bXHVdheJ/jqPGdiGn+EFMmyQK MIME-Version: 1.0 X-Received: by 2002:a05:6602:2206:: with SMTP id n6mr339969ion.54.1624465725884; Wed, 23 Jun 2021 09:28:45 -0700 (PDT) Date: Wed, 23 Jun 2021 09:28:45 -0700 In-Reply-To: <20210623192837.13792eae@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a8f9c05c571668c@google.com> Subject: Re: [syzbot] WARNING: zero-size vmalloc in corrupted From: syzbot To: Pavel Skripkin Cc: akpm@linux-foundation.org, coreteam@netfilter.org, davem@davemloft.net, dsahern@kernel.org, fw@strlen.de, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, paskripkin@gmail.com, syzkaller-bugs@googlegroups.com, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8" Authentication-Results: imf04.hostedemail.com; dkim=none; spf=pass (imf04.hostedemail.com: domain of 3PWHTYAkbAFoKQRC2DD6J2HHA5.8GG8D6MK6J4GFL6FL.4GE@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.69 as permitted sender) smtp.mailfrom=3PWHTYAkbAFoKQRC2DD6J2HHA5.8GG8D6MK6J4GFL6FL.4GE@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) X-Stat-Signature: s787yphri7nq51rxwo3zhqduywuyfnak X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 63B513C3 X-HE-Tag: 1624465726-644185 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > On Wed, 23 Jun 2021 19:19:28 +0300 > Pavel Skripkin wrote: > >> On Wed, 23 Jun 2021 02:15:23 -0700 >> syzbot wrote: >> >> > Hello, >> > >> > syzbot found the following issue on: >> > >> > HEAD commit: 13311e74 Linux 5.13-rc7 >> > git tree: upstream >> > console output: >> > https://syzkaller.appspot.com/x/log.txt?x=15d01e58300000 kernel >> > config: https://syzkaller.appspot.com/x/.config?x=42ecca11b759d96c >> > dashboard link: >> > https://syzkaller.appspot.com/bug?extid=c2f6f09fe907a838effb syz >> > repro: >> > https://syzkaller.appspot.com/x/repro.syz?x=14bb89e8300000 C >> > reproducer: >> > https://syzkaller.appspot.com/x/repro.c?x=17cc51b8300000 >> > >> > The issue was bisected to: >> > >> > commit f9006acc8dfe59e25aa75729728ac57a8d84fc32 >> > Author: Florian Westphal >> > Date: Wed Apr 21 07:51:08 2021 +0000 >> > >> > netfilter: arp_tables: pass table pointer via nf_hook_ops >> > >> > bisection log: >> > https://syzkaller.appspot.com/x/bisect.txt?x=13b88400300000 final >> > oops: >> > https://syzkaller.appspot.com/x/report.txt?x=10788400300000 console >> > output: https://syzkaller.appspot.com/x/log.txt?x=17b88400300000 >> > >> >> This one is similar to previous zero-size vmalloc, I guess :) >> >> #syz test >> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >> master >> >> > > Hah, I didn't notice that this one is already fixed by me. But the > patch is in the media tree, it's not upstreamed yet: > > https://git.linuxtv.org/media_tree.git/commit/?id=c680ed46e418e9c785d76cf44eb33bfd1e8cf3f6 > > So, > > #syz dup: WARNING: zero-size vmalloc in dvb_dmx_init Can't dup bug to a bug in different reporting (upstream->internal).Please dup syzbot bugs only onto syzbot bugs for the same kernel/reporting. > > With regards, > Pavel Skripkin > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/20210623192837.13792eae%40gmail.com.