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 58ECBC433EF for ; Wed, 20 Apr 2022 22:24:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243053AbiDTW1j (ORCPT ); Wed, 20 Apr 2022 18:27:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60912 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237210AbiDTW1i (ORCPT ); Wed, 20 Apr 2022 18:27:38 -0400 Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3196710D7 for ; Wed, 20 Apr 2022 15:24:51 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id u5so139071pjr.5 for ; Wed, 20 Apr 2022 15:24:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:to:in-reply-to:references:subject:message-id:date:mime-version :content-transfer-encoding; bh=mmyJuM0335L2mWS79P6/bbBxRGoFrxDgKdjGMMIsaCU=; b=rSyDtGoZsyH6mMwJtnJwndfL/vJgMC4aEk+qCwN4RP0Hm+dyJ4E+GjhXz5f4gY4dgJ mlLcgt5ofdodPLhcf1bJyQcQqyL6H9dM9SkjeCkLM/lw24qIU2I4txOqr0qEP3Dq6Pe3 A7luy+Yc/1xBeDKCedkxYm57tYXSEHTz+SKjbwsMAJGUVQWbnY2PS1bLLcvMXhttocni Wm7YASokxAD2pdB+Sz5SRua9xigJcAXcm8TXMCiyHyUNT9+tUNY7UoRjkwNc+f+VLq9E 4cv/3d1DWeP3C1EmOFE7wZ6qswTThWgUbB3XjjnUZmjcEICcQxuyzpX3fGflgrBZzkJu EnVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:in-reply-to:references:subject :message-id:date:mime-version:content-transfer-encoding; bh=mmyJuM0335L2mWS79P6/bbBxRGoFrxDgKdjGMMIsaCU=; b=25qgWBPswAbswGZK75F7Qb5PetnCA/o+FzmpTnA3LeotnxFjPk41iKy3Vdfv9Jzkv4 wfGDh9P4FuKN9CR2ums3CxFlj8fRtVqFC9hFpBLaWksvDDmmvbvVos7YoC7mFwGeN16Q oc2QaJG1cYYZr2ijZJLCxAWplx2Z+vwBsUvkucQMJ5txgV6daVz+PF9VJc4oTkeT80pw weR4+fUz0ZpAQzpQPa0/GLaAQr0ilqcnp1N1V7ctbV1KU+VZzrBeiCn6CC2YF107qmjQ wFj+NVujgepEgGH0XzBScshaGH73dqWx2BRJhp4ex01SqHdPOY5phPq/FAfEbUAWW++O LrjQ== X-Gm-Message-State: AOAM530U1bGx7ZyPJCs/wvSxNOoqhSQ8ZH4qFtfdsXGMtFsefQq2zSLW EDRNrrK6+xA9l37kHDJ2yg00ibeEQKCZcA== X-Google-Smtp-Source: ABdhPJxIGhS44ME90gbQDOdbjLB4+fJRApE7Ki4E8aWbOBiEwkmUyusuNpLt6zgNYLGP1X97EuHaMw== X-Received: by 2002:a17:903:40cd:b0:158:fbc4:83ca with SMTP id t13-20020a17090340cd00b00158fbc483camr17009479pld.9.1650493490465; Wed, 20 Apr 2022 15:24:50 -0700 (PDT) Received: from [127.0.1.1] ([2600:380:4975:46c0:9a40:772a:e789:f8db]) by smtp.gmail.com with ESMTPSA id w22-20020a056a0014d600b0050a97172c4fsm8252892pfu.67.2022.04.20.15.24.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Apr 2022 15:24:50 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org, asml.silence@gmail.com In-Reply-To: References: Subject: Re: [PATCH for-next 0/3] timeout fixes & improvements Message-Id: <165049348971.521838.6622952784723391225.b4-ty@kernel.dk> Date: Wed, 20 Apr 2022 16:24:49 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On Wed, 20 Apr 2022 13:40:52 +0100, Pavel Begunkov wrote: > Fix the recent disarming syz report about deadlocking and brush a bit > up timeout/completion locking. > > Pavel Begunkov (3): > io_uring: fix nested timeout locking on disarming > io_uring: move tout locking in io_timeout_cancel() > io_uring: refactor io_disarm_next() locking > > [...] Applied, thanks! [1/3] io_uring: fix nested timeout locking on disarming (no commit info) [2/3] io_uring: move tout locking in io_timeout_cancel() commit: 03b1df2dbcaf77c46f6cc64747fd9151e36842ab [3/3] io_uring: refactor io_disarm_next() locking commit: a850c21e744eda43d5d296a315d5a4208d3e2281 Best regards, -- Jens Axboe