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=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 31214C433E5 for ; Mon, 29 Mar 2021 18:00:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DF24561981 for ; Mon, 29 Mar 2021 18:00:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230297AbhC2SAK (ORCPT ); Mon, 29 Mar 2021 14:00:10 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:36189 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230180AbhC2SAF (ORCPT ); Mon, 29 Mar 2021 14:00:05 -0400 Received: by mail-io1-f70.google.com with SMTP id j1so11481618ioo.3 for ; Mon, 29 Mar 2021 11:00:05 -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; bh=FVXCBOA19N+8Cvll8rclzhhBLyzXsPQ/MO+es+WHLpQ=; b=BHeMerxxAc0emsPAntouOW43lXEOEaGbJIlNRl3gxOSpoJyPhDtdwkRqC5eQuse2kY qfdUxDvBtfAvuKeCPRsnK4NXrA+tEFKg++25EY1+F75elwYjlucztRQUYoF9tGJvgd94 Bcr7bH4A0s5YeUAoEhGgIfWnl9pyCS+BfszF337j/JsGpQVNdKH1AXlNEUbZCFXzdO9F c+jOc/gmU4sBDChspUeO2BiXlOfosHc6GQjpTFYj70f/YBMjaM1od66ws5EPy1f6MQzm kK/Rb7pCzFcpXGuDwXabY86vBZIWIJHh2/Y3BVmVNWUDqYMbxqQOQ7zcOybzYeH0Vwnw UXzA== X-Gm-Message-State: AOAM530dZUlrk/WG6rzDEmm7wWx13/e1KEzZdLjoJwUK3WoJhbXNfuKN FjsU7/RIXUZNGDyrU5AQdPB+aXLgSQQIxDfOwEdQ+/IqZlKH X-Google-Smtp-Source: ABdhPJzA0LAxPGtiKmML9IoNwD88JU3yBTm0rMsiXA81RF9MUpeqfJLWyeqqtAtj1XKb9BtLojmu4DuLYkgDJ+wiZRE5MyhpYnd+ MIME-Version: 1.0 X-Received: by 2002:a02:ccd9:: with SMTP id k25mr24914140jaq.43.1617040805381; Mon, 29 Mar 2021 11:00:05 -0700 (PDT) Date: Mon, 29 Mar 2021 11:00:05 -0700 In-Reply-To: <000000000000cbcdca05bea7e829@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cacb2205beb0a63e@google.com> Subject: Re: [syzbot] WARNING: still has locks held in io_sq_thread From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, bp@alien8.de, hpa@zytor.com, io-uring@vger.kernel.org, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, pbonzini@redhat.com, peterz@infradead.org, seanjc@google.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, will@kernel.org, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org syzbot has bisected this issue to: commit c8cc7e853192d520ab6a5957f5081034103587ae Author: Peter Zijlstra Date: Tue Feb 9 08:30:03 2021 +0000 lockdep: Noinstr annotate warn_bogus_irq_restore() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152deb3ad00000 start commit: 81b1d39f Merge tag '5.12-rc4-smb3' of git://git.samba.org/.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=172deb3ad00000 console output: https://syzkaller.appspot.com/x/log.txt?x=132deb3ad00000 kernel config: https://syzkaller.appspot.com/x/.config?x=d4e9addca54f3b44 dashboard link: https://syzkaller.appspot.com/bug?extid=796d767eb376810256f5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17d06ddcd00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=150764bed00000 Reported-by: syzbot+796d767eb376810256f5@syzkaller.appspotmail.com Fixes: c8cc7e853192 ("lockdep: Noinstr annotate warn_bogus_irq_restore()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection