From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 822351940A1; Wed, 4 Jun 2025 20:11:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749067885; cv=none; b=Z4U/MENFc/fAv3rSJktgzIemWA2EU8CTsAswDtGU+xd2nvH6+nPfIbCG+eZJekLnG5k01weif0QGA8to2SPqPSm+j4/YojK/6SpEQGVM/kNsylp4/bdQxsK/1ab/b7JS9rFc5Z9Jm07/kTTHfhx5SqkovVbXrG56Ay6SGU6cm6I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749067885; c=relaxed/simple; bh=GB3QGY/bYwuT0G9fFt7gKi7UU4WWertHJDQO/gjWrWU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fzMeabZplScz/PieV0FXO1D7D1iYV0eqZXvn3/OsqjBXKeBdt1xEomFRmsgV0YuRnyRfoktkCAKkX9cBs6mZk1HVXS0ubiQ49mt5ANI1Y+9KKq9Bi/0TEPPEVViOLX532Bvx+RukPOO5Maxb/Hux/LLMoQ6HLCcRu/AxV+m4Dlk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=cnuCQFnH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="cnuCQFnH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BB100C4CEE4; Wed, 4 Jun 2025 20:11:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1749067884; bh=GB3QGY/bYwuT0G9fFt7gKi7UU4WWertHJDQO/gjWrWU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cnuCQFnHQog3Yy2zL0mN9Rm6DYshRfpgEz5hEYSEW8/NTlSE6fqjcluypojM9jXTv MqLJ5baQLpwuXlvQlIa/2AN00aoarL0X8nZ/vTOv6BjlpWEkQH9v8UXnyKKJFb3gtS CEPq+2hBMvXityes9yvxlLeyVC5AwHZoM4OQgHxA= Date: Wed, 4 Jun 2025 16:11:21 -0400 From: Konstantin Ryabitsev To: Jan Kara Cc: Christian Brauner , Alexander Viro , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Luka Subject: Re: [Bug] possible deadlock in vfs_rmdir in Linux kernel v6.12 Message-ID: <20250604-daft-nondescript-junglefowl-0abd5a@lemur> References: <20250604-quark-gastprofessor-9ac119a48aa1@brauner> <20250604-alluring-resourceful-salamander-6561ff@lemur> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On Wed, Jun 04, 2025 at 05:44:22PM +0200, Jan Kara wrote: > > Malicious in what sense? Is it just junk, or is it attempting to have > > maintainers perform some potentially dangerous operation? > > Well, useless it is for certain but links like: > > Bug Report: https://hastebin.com/share/pihohaniwi.bash > > Entire Log: https://hastebin.com/share/orufevoquj.perl > > are rather suspicious and suggest there's more in there than just a lack of > knowledge (but now that I've tried the suffixes seem to be automatically > added by some filetype detection logic in the hastebin.com site itself so > more likely this is not malicious after all). FWIW I've downloaded one of > the files through wget and looked into it and it seems to have a reasonable > content and does not seem malicious but it is difficult to be sure in the > maze of HTML and JS... Yes, hence my question. I think it's just a bad medium. It's actually the kind of thing that bugzilla is okay to use for -- create a bug with attachments and report it to the list, so maybe the original author can use that instead of pastebin sites? -K