From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.160.69 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794441263; b=jBC0a0pe7mDZXTzdfj6dKkm/uVGvsQeGU/Tapjp1CTOW9Gf17mkjbHJVZDH2OJao7tiE 8qDmtvHkPin/Kj/OhPQgQ+NgBwtRRiu8eiR9HmqgKwOlWllMpjkEo0gq/uixmSYrwr2GP twI181ZpKJbo3n1q96nQ9Hzzvq4IeGKGGVw/7vCgViG0qD/fZHdwcmaBHvTpBzZ3bRHrq qfIOcj0Z+3IvjCHJ6WIq37zsUuWlt6c4yhNRBceB3cLu3fMSXXY5M3AtTG+VOLzc9NLks 3xggNFmkFf0XSdvLkZIHTCv3lhe+1WO1miNvN7I1lyBd48qAXr//KpoAt+PiDqV3PtQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794441263; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Forwarded-Encrypted: X-Gm-Message-State:MIME-Version:X-Received:Date:In-Reply-To: X-Google-Appengine-App-Id:X-Google-Appengine-App-Id-Alias:Message-ID: Subject:From:To:Cc:Content-Type; bh=6hvRL75Sd0pUBWS6I/jWhKcY4osoWlDblLbNOo9/Pwk=; b=wiGWUxdzZwDykSNyNFt+K6rEQ48R9hSP92KmcgprVBo/j9xA3QP4/UdblWoYNl17KXTL lap0Zgd4kN/GgKuoYhwC2ySuQ30gYvhkFYcdaAmgaCLywb+JhK4gBuyCaIghhUgJzgMf0 UJ+mtDTjbKN+9tfq+FBVU4HWCNTEHamRruKWAULjmWfrGwmncyI/k6GvGO7OH3Vtyhd2H D+3FjakCiUFLa+7e2f1KtL2QLZW0BJJNlC+bhI5Ei6GT9VLDTR4FMhwTCtlUlfezdyrdD qbTMXSf3IycUVxwXQwn9vfS8AWUhozPEF2aevVTdC352UVXZ2vY5/ZsJiIPi89XCxDw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.remote-ip=209.85.160.69 Received: from mail-oa1-f69.google.com (mail-oa1-f69.google.com [209.85.160.69]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C76C6606A31C for ; Wed, 11 Nov 2026 23:54:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org C76C6606A31C 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-oa1-f69.google.com with SMTP id 586e51a60fabf-4519ef1babeso2206388fac.2 for ; Wed, 11 Nov 2026 15:54:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1794441262; x=1795046062; h=content-type:cc:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=6hvRL75Sd0pUBWS6I/jWhKcY4osoWlDblLbNOo9/Pwk=; b=Mx9ogsxMrLaH4NEzs2w+jsU8yXZdjpIG0jeHdelcWOVvKv72Byv74aCLZSYgvJDM+p +pppihHRcW3qBAPbYTNK8NZ9US8yBZPHizZM2ldUy1lb6kz33SFv5Ev4u/VnhDHKiff9 tlROqNWfUmCky7uQwlrnCjSD+uDuBDXtHLLneRHTaA4WeR3ti2/MgIlwE1hQoQ8Wl4ES QBCi3TIgChebZQ8DQ4LxR3ojd/no97bXgpS8RXN7ex8bHEdMUq79RxvDyDvD2QC+3y8H G9rJruXUpWQG0Haf9lrudAy27B9QuNx6cYerpER5roSOM05tHiTHgQnnrFSkLARS3RuG 0wOQ== X-Forwarded-Encrypted: i=1; AL+hErG6SuNBLEU2inq5v6ZTtxRNO6YiA+LdcSUX+jcplVGp0CX7Kd/yEreDqCAj0KUyeyBk+2RJb9VusMqhGPA=@vger.kernel.org X-Gm-Message-State: APuU4Z8x0C45Lm9of+ScUc4Jgld9LqGZf7CTm2woSuiImZaILboSH5Vz XXUCiYtKyEdJHGCrFmwyl1/U1HPosNftuj5RtXs+z0NamFk3YsgeMklpneQIy3DnHCpMSt2kweh HNUM6f4T5/4bOtWGiMAwFDIvu9gvpUt3ocN+aPli/iV7GNHGFicWjJ7U/YIA= X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Received: by 2002:a05:6808:1382:b0:567:f784:f939 with SMTP id 5614622812f47-56b9791019amr3339444b6e.51.1794441261627; Wed, 11 Nov 2026 15:54:21 -0800 (PST) Date: Wed, 11 Nov 2026 15:54:21 -0800 In-Reply-To: <20261111235403.447-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6af5002d.4fb38a5b.96541.0001.GAE@google.com> Subject: Re: [syzbot] [bluetooth?] WARNING in disable_delayed_work_sync From: syzbot To: hdanton@sina.com Cc: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" >> Date: Tue, 10 Nov 2026 00:23:39 -0800 [thread overview] >> Hello, >> >> syzbot found the following issue on: >> >> HEAD commit: 58c1eb84e977 arm64: sdei: Preserve the interrupted context.. >> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci >> console output: https://syzkaller.appspot.com/x/log.txt?x=1070f24e580000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=a58b6b4d667e7a61 >> dashboard link: https://syzkaller.appspot.com/bug?extid=b1146b58a9d6d90e0eb4 >> compiler: Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 >> userspace arch: arm64 >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12869155580000 > > #syz test: upstream master Patch testing via #syz test is temporarily disabled. See https://github.com/google/syzkaller/issues/8122 for details. > > --- x/net/bluetooth/hci_conn.c > +++ y/net/bluetooth/hci_conn.c > @@ -1151,6 +1151,7 @@ static struct hci_conn *__hci_conn_add(s > } > > hci_conn_init_sysfs(conn); > + hci_conn_get(conn); > return conn; > } > > @@ -1316,6 +1317,7 @@ void hci_conn_del(struct hci_conn *conn) > * rest of hci_conn_del. > */ > hci_conn_cleanup(conn); > + hci_conn_put(conn); > > /* Dequeue callbacks using connection pointer as data */ > hci_cmd_sync_dequeue(hdev, NULL, conn, NULL); > --