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 DFC45442F for ; Fri, 27 Dec 2024 01:24:54 +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=1735262696; cv=none; b=RNF3TPGAzuPS8EBTr0gHlvt2pSYLEbcIOqWEi/ry8xsnWNlXcE/LReGfMkRCm0Js6un3ZiPgaT6FHTJcWjxmdUSnsf4ABVvFp32Kqpp+sj03EduSUMuKKLO/+a7KHfYWyNAHt6oKlStlI15bnTUMUmBRNacmOWtfR5DhWaqjTo4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735262696; c=relaxed/simple; bh=c2SPDhZGFXrTYYKdGoghT6cFxffYLyxVTqh4t+uQgxI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=A50VDAa5PzXK/KzqBQaObUTI2XRCun/oPZE3YyJ96XFL83xbkJQqXDqAcy/HwUpTdtZRVfAMGSp7Q58h7ky4WTASXok78RrMhVyQX3tofc2Bxyk2tPGFvMaM5OyMr88f8CYVMm12qHas2VLEb1DKPhscX3hJ65HJtSWwZijCvFU= 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-3a817be161bso65139275ab.1 for ; Thu, 26 Dec 2024 17:24:54 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735262694; x=1735867494; 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=Xhcj71lp/iahADyP/hcyOo6AapeMheaw5Sw3RfFCWOY=; b=ZE6jr2IyD17ASikvWNO/w7pELv3kP6oWKFcreP9MIoeTPv6+9KdCyfNOe/1uIl+7tB jfw2cffx8hXsSlgv1me44J6YjOEbBP7AZK+hrgeBjXi07T15+hN9c07R9Ez//9JdL2MS 12vn567T8lQsycbHijMDIkEjNIl1oiWxk3e1qvIw/Lf7yi29kUXJL8BYyApjCS6Qjp+Y hGiSOyQTEaso4ozRY6nxt7OVr3W0A/Yjm0KLam3VNmlOa0vb1F2fmx888ahlrlZrgwx3 q9XvaXDN2YUrAlA/Am0YlEz/EC0JdNC+u3n4uilYP32s6duwLM0FiOhOoWcTu7cw2iJy MBrg== X-Gm-Message-State: AOJu0YwSQcswsjiFz8HZTibhZDCM3GLoquzzL+LZr08FYtAK2mwEeuKi bNXeD9pIkTYV+BWotzyfxgcUMux89IakZIE1gt0dQMKSjyek8C3/SgzmG/1kQ3nmQFFDglogWY9 3YXzRK4Ymgy6HMa+jIPjX4VAiF7YcWPsouMQHqF1KxLRUxAMAZQizyAI= X-Google-Smtp-Source: AGHT+IHZ/FPXrc7/3Q+ekVFuR9pIQWy89jyAMR4Cysdk+ThAtFSpHPL1fQQIqu2rrcceMBo7d+TsVsZGnNIBUH1xRm8dxVoFnCHn Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1e06:b0:3a7:cff5:16d6 with SMTP id e9e14a558f8ab-3c2fe4458fbmr196762795ab.3.1735262694126; Thu, 26 Dec 2024 17:24:54 -0800 (PST) Date: Thu, 26 Dec 2024 17:24:54 -0800 In-Reply-To: <6763ae7b.050a0220.15da49.0007.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <676e01e6.050a0220.226966.008e.GAE@google.com> Subject: Re: [syzbot] Re: [syzbot] [fs?] KASAN: slab-use-after-free Read in debugfs_u32_get From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: Re: [syzbot] [fs?] KASAN: slab-use-after-free Read in debugfs_u32_get Author: lizhi.xu@windriver.com #syz test diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index 3e0b61202f0c..01810508ac1e 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -1650,7 +1650,7 @@ static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev) if (devlink_is_reload_failed(devlink)) return; - debugfs_remove(nsim_dev->take_snapshot); + nsim_dev_debugfs_exit(nsim_dev); if (nsim_dev_get_vfs(nsim_dev)) { nsim_bus_dev_set_vfs(nsim_dev->nsim_bus_dev, 0);