From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4030F12FB2D for ; Wed, 3 Jul 2024 09:06:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719997565; cv=none; b=EevGVYqzsv435oOHGaFlH5GJl68XKZAED8CiKYeahruUGMfQ1ahip5Q4N6dfCYHV+Jf3RVrjS82Whgp8gbM06pwWDfDZbyQXkYqUHC6v59pEv7prUgnHo8shAr1A/FWXmTJkCqRTNzNOq+8UJqv5WxFgvyym6k4c1S97zHyAoL4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719997565; c=relaxed/simple; bh=Vr1l2U3eBTnqzsxDCqcTAZ5cvIklFERK98tJC9Rufz4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=PhdFYuTWxrn5UXwYbjAoI3qQQ12QCCW54uSURUXNPgp/OSFiwX6qf6rqMWNCiLQRmNMxtGuluNT9tPQvo1XFWmQvOQnbuoNqcSHdUAa5Ba2b3hmjq9jszFv9e7mZmRVBjqsV6oYIvNZDS2QPO3SoaVDpkXn0ZgaGojNWuv4vSGI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.70 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f70.google.com with SMTP id ca18e2360f4ac-7f634e2d110so398401539f.0 for ; Wed, 03 Jul 2024 02:06:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719997563; x=1720602363; 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=IcaP41gKHoKZ7Snwl/SclASTuBqrh+sczsT+8KG2Ojk=; b=qOc+49cV89Nv5ifsGkoqgH+Ph1JjAe97YmC5PYB8DQJS6DhFAiwOd/m2n+6VgvfT4K MRsds1ctro9JDyKe2hzigU36eUXkJLgSHcopwgxkxIGvkK23gIK2h4n4NfmtPDDdS6Y9 V8aSikrI/0W/I/hk7GbmPbgEMrFny3Bgl3KbAThM8yMdfsyytoNNzyNrqjJNmUu6JGe+ HeacqEXRVWGrcPyLR7/flPTXPjqcyqKkq6GnVjTxi1eTyuYDa+Mtc2tt559a3yyNoTO4 GnRpH1TxHDe06G+Fxmi8EiZ6V2fad260TJtDKpc5bpKqMLtSxO3pxDRgrytU6otYkGRI FdOQ== X-Gm-Message-State: AOJu0YxyILr1vasYhdtatKL97jEh1xzSycrlNrUGjWR6rHQp4upve6Lg qzJjBg7KPEwSz9e5SQV0faLLWC+3JaBgdsW6sBBzOVC48u4NILk+lrGypuQVAth2c4py+2SbnYj sIxWUhnKhz559o5Oh/LxQ7sXGAC5X0pwBoHyR4zcGog+08r87BXAwQkE= X-Google-Smtp-Source: AGHT+IFWyk9Rqpi5vp2yhVXKEARlz0zNbzsxkZTJtujw3Zimwz+3SJtyWbrldy6yA3L6vNMqstedVpgF3syXqvb0zWX4nx+tBrDB Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:9806:b0:4b9:6637:4913 with SMTP id 8926c6da1cb9f-4bbb6e52facmr674421173.3.1719997563325; Wed, 03 Jul 2024 02:06:03 -0700 (PDT) Date: Wed, 03 Jul 2024 02:06:03 -0700 In-Reply-To: <20240703082413.649294-1-radoslaw.zielonek@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c6e3bc061c5423a1@google.com> Subject: Re: [syzbot] [mm?] INFO: rcu detected stall in validate_mm (3) From: syzbot To: linux-kernel@vger.kernel.org, radoslaw.zielonek@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed 2024/07/03 09:04:43 parsed 1 programs 2024/07/03 09:04:43 [FATAL] failed to run ["./syz-executor" "setup" "fault" "binfmt_misc" "usb" "802154" "swap"]: exit status 67 mkdir(/syzcgroup) failed: 17 mount(binfmt_misc) failed: 16 write(/proc/sys/fs/binfmt_misc/register) failed: 17 SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed (errno 17: File exists) Tested on: commit: e9d22f7a Merge tag 'linux_kselftest-fixes-6.10-rc7' of.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11b30915980000 kernel config: https://syzkaller.appspot.com/x/.config?x=1fd2e724dc620327 dashboard link: https://syzkaller.appspot.com/bug?extid=a941018a091f1a1f9546 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14ca38e1980000