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 21DDAC433F5 for ; Sun, 2 Jan 2022 07:40:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232919AbiABHkI (ORCPT ); Sun, 2 Jan 2022 02:40:08 -0500 Received: from mail-il1-f199.google.com ([209.85.166.199]:50159 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232907AbiABHkH (ORCPT ); Sun, 2 Jan 2022 02:40:07 -0500 Received: by mail-il1-f199.google.com with SMTP id r12-20020a056e0219cc00b002b52dee3ee1so13317027ill.16 for ; Sat, 01 Jan 2022 23:40:07 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=sAl2BO2TxRwWJvxdVFieuUcsy1nC0RP0z5A1A9EWQ6A=; b=6tdqa8yQFcqnoLt0M4mOribPJ8q3ULXyw5L/9nkmRNkoUq6F2984VI2tN9stGfzacH zNIhQ4Y/Imxk1uaORjGf5LcX2Wt10qlR7EaLASQFFhXi7Jk6gX079guARa6DKmjbF+Nw oV2pJaGGDY8kFIe14iet1wSSIGRZzbkX2IaYgREVdy4l5y2kFqn+l2WTFIeG8ljpA/k9 Ahf0orhOxdbl4chmh5a7fwfyS6VgYwduUM7i17UPDrD25SbLb3H6UenbexJt05hGCvcX t9+6Dt1ZGHCx0Go47Apk6chPkQ2nZL9lrUGqvFH7BYL8x65f83/++u9FMRLEv10G5NXx EBKw== X-Gm-Message-State: AOAM532IlUE4x3bM1IjFJSIEmQ5+86cQGlLFICXWRGNI50eAzybDG1lE Pqkc3A+Lf+XVwTVwDTLFTGpo7c52/dNWJFfALt506NDI+Hcn X-Google-Smtp-Source: ABdhPJwV89qS7g0DWlxyByJ0WsFT0/K9EXaJsW1Cs2VxUfHNeKzIn7K+Yf2kfeQqwPpB3ALgAw1/1sNCrxbotZHQH2SJi+/I/Jtp MIME-Version: 1.0 X-Received: by 2002:a92:c502:: with SMTP id r2mr18126122ilg.123.1641109206873; Sat, 01 Jan 2022 23:40:06 -0800 (PST) Date: Sat, 01 Jan 2022 23:40:06 -0800 In-Reply-To: <00000000000084d90105ceb7119b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000503ebc05d4948304@google.com> Subject: Re: [syzbot] INFO: rcu detected stall in newfstat (2) From: syzbot To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, mchehab+huawei@kernel.org, rafael@kernel.org, rajatasthana4@gmail.com, sean@mess.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 suspects this issue was fixed by commit: commit 476db72e521983ecb847e4013b263072bb1110fc Author: Rajat Asthana Date: Wed Aug 18 20:31:10 2021 +0000 media: mceusb: return without resubmitting URB in case of -EPROTO error. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=155db371b00000 start commit: 519d81956ee2 Linux 5.15-rc6 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=1f7f46d98a0da80e dashboard link: https://syzkaller.appspot.com/bug?extid=40ef7b5e4067ef581a8c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=165544e8b00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=159822fcb00000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: media: mceusb: return without resubmitting URB in case of -EPROTO error. For information about bisection process see: https://goo.gl/tpsmEJ#bisection