From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1412A79DF for ; Sun, 31 Mar 2024 06:54:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711868044; cv=none; b=rD5jWQpKb8laCugWJ4LPK987l4k3EPcIosn1FUlGwIPJlVc1fGM5OHHVH92STDgNCDgYc7A1LSVHf77AAYh+PMf4QY7A5DOPBgihxt6mhBxxfgrTj917GqY0TwiNnVmil9FWLejSX6tNVERc42uHGn+OguTOTlvEWdQIv7v1YHg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711868044; c=relaxed/simple; bh=gAeHeDqDZlzLCVDs5UhPpbAlE8XS5q/x/XmievfiMQc=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Od5getjjkCUD0luUTG1OVTs55Sz74MeU1K0Z0VhOMi5xE1XPe8zktO1DAqe9zf7IwpGbo0zkTLJegOvceis6/hJrMrNqckY+zWoWmIs7cYJlSZ2YDVOMMSZlpq/MUCY4oa2YkwhonX7/2hvXx5ralSmH/bikmquyaTsUmOUtjVM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.200 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f200.google.com with SMTP id e9e14a558f8ab-368a9314612so26428505ab.3 for ; Sat, 30 Mar 2024 23:54:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711868042; x=1712472842; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=/c71aCLeNuSVucPluIJTLhL57W85nwTQ5r36sQit2EE=; b=q2NcMZUUMDjtltuY4AsWwCZEL/A/H7EFkejlE39VV9nBjTqqvmNFeUVNXOJo6SJaXw rKtEqRzuJD+jJEjZB30C6N+0sL1P1sWYKLFug319D6ABqGdLgrd4hq98x7g0wcr0mWZY kZDiXyGlQVXIEkxYpqWY+KkF/aAaKXqw0QMjz+glBLIMz8xZ/DiBlVIPYODmClWWnh6l 79ycGwXEMsHnxKDCrfxlOXGqxjAglsVf6k3R3ogJ0c3A0vrYnRTJleg9TMmrP5YoIuwI +8H/26Y5NFZZqMq67u8gifIMKhclfMeM6N/NV6/7RxJwKzyEdUlWbtij20SSKmnRRHGQ m5Jw== X-Forwarded-Encrypted: i=1; AJvYcCU7W+aHhjzFbyuzGsOx59wwe3FlrISisdVu8rAo0ewyughypw4YDUaRhzO3l4MWMniWRGzSTYM/8JxxbjPAI4uE4CTd X-Gm-Message-State: AOJu0Yz84Gb/6SMDCCvWIX0o8MKE//VCcMsl494codpg0n6j9Wa+56us HEn+ULUhYEP11012A9s7PMu1OBTPDnXS8BkuD9JK3xRW5TUIiA21Wtkv8Zt0Zj+xPzZtG9U88+x lGmZo0kiZdA157GojkRtrnjhCWzL21a110XhUfifALDEffr/Re0mWOo8= X-Google-Smtp-Source: AGHT+IHxEwKuH1DJmvaA6Sg9RrDUxGjxzJUVxMSc7LhNGfi59hnaBEgnkPN0IJT3LeUx0UnTNfMGs3HNY/FgPAl034VJ4Mxk85Vz Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fe3:b0:369:98a3:6f9d with SMTP id dt3-20020a056e021fe300b0036998a36f9dmr100831ilb.4.1711868042346; Sat, 30 Mar 2024 23:54:02 -0700 (PDT) Date: Sat, 30 Mar 2024 23:54:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009116390614ef561f@google.com> Subject: Re: [syzbot] [bpf?] possible deadlock in kvfree_call_rcu From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, martin.lau@linux.dev, sdf@google.com, song@kernel.org, syzkaller-bugs@googlegroups.com, urezki@gmail.com, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file kernel/rcu/tree.c patch: **** unexpected end of file in patch Tested on: commit: 7033999e Merge tag 'printk-for-6.9-rc2' of git://git.k.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440 dashboard link: https://syzkaller.appspot.com/bug?extid=1fa663a2100308ab6eab compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=1406ae29180000