From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 BDDB119CC32 for ; Fri, 1 Nov 2024 11:59:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730462371; cv=none; b=QC/eRNvGXUHFLTFuCmdnqAA0mQ5qz1yRmMevq/gaqbQAgw/ELRo5N+zW0f4mLOupVgojy1xw/ICQr45P5f0gac1ws2dedmDw9WmZjCr+RhXQNEO95JwdlttAbPsWNc3xYYmjQJBe2ttYqQ9z4xPV1MtLYlMQ3TRejmZmvVXAPI0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730462371; c=relaxed/simple; bh=CcpK9/383D5fnWPAkGajgmczMb2oDpxeG7QmPcyeWm0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=UDb+ImZ0sE39IOrpuirZ4MrcHzgichBCSP/9imWEW90q0Z0lXtJ/AP1AYbuWCld1ygtQ5qFogjdnYRlS0/r71sY9XwSx/L3AJux5a7UEMaPqKQkWJaqt9Qlsca9rRzrsfGG8aKhIWkwiGV1uDJpCRlUG7OtOWB6VzCBzCZVuEFU= 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=209.85.166.198 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-f198.google.com with SMTP id e9e14a558f8ab-3a4f32b0007so16633625ab.1 for ; Fri, 01 Nov 2024 04:59:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730462369; x=1731067169; 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=v/FBxdpk0UW7S/RPa+f4yDCF5+ZAC3m1a3/exQQzNXU=; b=Y1UcttZttxrcWsDo41BHX/ZvOczzqHJ1snnJy4GG9dniBhtc6xhVOEjv4ZSfOtOEvw 2Xul0ERveVxmV2n6i3nNnNYA5Gagv2u6P4YB/wQ/vylR9JoURlTudEu9Gl/ib3BHYYkI OsZtjlxQ8NYwAKR5qERHg8bQJOO+rU9+oggtjiZOLywrZJFDr8W0UeRLZush2Gkm2wUa tc/NxrGPEEcJ/RGyR39vLhekcnRwTh7ghsMx7nEV60Eh54+t2ZhqNWvrTaJ7KuKLrAvc BLmk0pN9nCsN26QhJODZSMU510mvw0UGG/30G4SLiok1F2jwyHHBroIGCM7pdUbbHy88 3xMA== X-Gm-Message-State: AOJu0Yz190Phn3TRny7kvhSUJmyp9NOGtanY79b/svdClRCKVROjwXe2 QVWrWRmdQsLxkWIbkU3k8cwIFctPQ6usRFl1XSEeFi69f2q+QD9jp3VtFNTM3RqgOHxlFMhTdNy Rn+tSx5nABTywq9O5AJvyomFBQmg61jSyuvshUWDTft3mVrxMFnOXrk8= X-Google-Smtp-Source: AGHT+IHcdPfhyPYX5yrvGBIlb8Y7Yam7b6kwCX89oo7wLQKF2B5TwXPMskAKDz46lL81LaQieup68wYaTrHqQP3j8zeo1HF3DDXk Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:b11:0:b0:3a6:ab82:db58 with SMTP id e9e14a558f8ab-3a6ab82dfcbmr39923435ab.23.1730462368955; Fri, 01 Nov 2024 04:59:28 -0700 (PDT) Date: Fri, 01 Nov 2024 04:59:28 -0700 In-Reply-To: <000000000000afab690616b12f99@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6724c2a0.050a0220.35b515.016f.GAE@google.com> Subject: Re: [syzbot] Re: KASAN: use-after-free Read in netdev_unregister_kobject From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: Re: KASAN: use-after-free Read in netdev_unregister_kobject Author: dmantipov@yandex.ru #syz test git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next dff8a64238a3f951dbf0930bac915eec7cae8200 diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 367e32fe30eb..80ac537fa500 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -73,6 +73,8 @@ void hci_conn_del_sysfs(struct hci_conn *conn) return; } + device_move(&conn->dev, NULL, DPM_ORDER_DEV_LAST); + while (1) { struct device *dev; -- 2.47.0