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=-4.0 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 0564CC433E4 for ; Sat, 15 Aug 2020 21:55:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D5AD8204FD for ; Sat, 15 Aug 2020 21:55:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729159AbgHOVzl (ORCPT ); Sat, 15 Aug 2020 17:55:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729070AbgHOVwZ (ORCPT ); Sat, 15 Aug 2020 17:52:25 -0400 Received: from mail-il1-x146.google.com (mail-il1-x146.google.com [IPv6:2607:f8b0:4864:20::146]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB0DCC0F26F4 for ; Sat, 15 Aug 2020 11:15:01 -0700 (PDT) Received: by mail-il1-x146.google.com with SMTP id u13so569552ilc.3 for ; Sat, 15 Aug 2020 11:15:01 -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=oxh1zcQhSSj1sRDYKLj8pdLk064Zf9K9zDx2kCQjG6E=; b=eeCoX8MZ15EUKkWpRAUpYgkdH9xz96c+pwffKRMaddRCfZ2Cpce9CB8KUtv4HpyWFt 1d2S/jgbEKQIJxar05YGamaETsoPFs1wLo9jpkxpNTgEfyrtrMbezH4jjg2MPsB7cR54 2kvRXvCnow0vWro6BIoIxq+qn6zBBU9LCkEv0OtKFqliaAXrFP4xyKfsivLXC4So30kd NzCvn1Wf+Zxwjnw4NDA6k5GQMQnsRYUR0D3UKMHtdgPwHUDYU7zshVowGaBlaihlan// lHAZs5EOu7CTUzzRi2ocAVdaDhqPMTS10dbHF5OQ42siRxsDMG4+NlkyawkMmsT1Oinf 6FQQ== X-Gm-Message-State: AOAM530RwqtFLqtA64xN2ce1mBRW9Zo2n1okilQugYsTDFmCQCrL+AQr 6Y7XJiUl4NL3yHKvZfcCWeN8Os8sp1500OkMvBtq5qTX4tLe X-Google-Smtp-Source: ABdhPJwKIeEtMwp1Y8DbX5t31FAG0vSEIhEefpQF/pyBQ5lBtW1+CfErzIxRKUS8nmtkvSnig51XIfvJAMACW2/7etVGb8cI+Crj MIME-Version: 1.0 X-Received: by 2002:a5e:dd4c:: with SMTP id u12mr6289294iop.93.1597515300962; Sat, 15 Aug 2020 11:15:00 -0700 (PDT) Date: Sat, 15 Aug 2020 11:15:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000009878b05acee84c0@google.com> Subject: Re: Re: possible deadlock in io_poll_double_wake From: syzbot To: Jens Axboe Cc: axboe@kernel.dk, io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org > #syz dupe general protection fault in io_poll_double_wake unknown command "dupe" > > -- > Jens Axboe >