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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B920C4332F for ; Fri, 10 Nov 2023 17:44:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344769AbjKJRoT (ORCPT ); Fri, 10 Nov 2023 12:44:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235069AbjKJRnl (ORCPT ); Fri, 10 Nov 2023 12:43:41 -0500 Received: from mail-pl1-f197.google.com (mail-pl1-f197.google.com [209.85.214.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 059477688 for ; Thu, 9 Nov 2023 22:32:41 -0800 (PST) Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-1cc1682607eso16694425ad.1 for ; Thu, 09 Nov 2023 22:32:41 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699597960; x=1700202760; 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=ujl3jIy32sZVS9KiR+zaT0iaqG18G/enwiDyAL/Fxo8=; b=izFRBnCokJz/xGKelx6dj8/7hdvZ6OswpBho5jq4V8SHYjEDjcyzZzFX0B0PbLSRFQ nuTL0jmELch9miyajjpok9jRUxxyZg3IV71dwguYuqD7ho8gaVn47mcGmd5lGMK/Z//+ YJ8GvDrnL+9tqijEq+HJcNVE6zAQpi0g2iDz7XC2pRwFj/HaA12m9oBnxfO8JOe0m95y U9qm/uY8zmz46QSRgXJjRLtwHekiPdtkEIAsdUnpsNa5XHwrhonMieslliNDYcvER3ST 9mdiXvQzjHGsECUYRE0vHRtXQlm//anS2QISRdT+LuFuTpwlx4IHXarDBlnGdre81rmR eBfg== X-Gm-Message-State: AOJu0Yz1tSRLVmkua7X179A8dzDLQCgSsijWXnB9c6/sMWQPLpFcyUo8 JBZ+VBvs2fbkBFS5VaKs3vC3LrrcmhBx3jd/Pi98/TzkYjb3eHs= X-Google-Smtp-Source: AGHT+IF6rj6OHOqRBNLOEkIFwzv/EM5p9cltFO9tdpF+K87G+ARPLrrw390+9onNT29yEb9Kg41XGkkDP1/EZDKNHGnvKsFJ9Gd1 MIME-Version: 1.0 X-Received: by 2002:a17:902:6b02:b0:1cc:3597:9e2f with SMTP id o2-20020a1709026b0200b001cc35979e2fmr998719plk.2.1699597960584; Thu, 09 Nov 2023 22:32:40 -0800 (PST) Date: Thu, 09 Nov 2023 22:32:40 -0800 In-Reply-To: <0000000000007323f20609b7cfbb@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b3a5370609c67cfe@google.com> Subject: Re: [syzbot] [PATCH] test aea6bf908d73 From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [PATCH] test aea6bf908d73 Author: lizhi.xu@windriver.com #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git aea6bf908d73 diff --git a/net/nfc/llcp_commands.c b/net/nfc/llcp_commands.c index e2680a3bef79..6ba43a0369d3 100644 --- a/net/nfc/llcp_commands.c +++ b/net/nfc/llcp_commands.c @@ -738,7 +738,7 @@ int nfc_llcp_send_ui_frame(struct nfc_llcp_sock *sock, u8 ssap, u8 dsap, pr_debug("Send UI frame len %zd\n", len); - local = sock->local; + local = nfc_llcp_find_local(sock->dev); if (local == NULL) return -ENODEV; diff --git a/net/nfc/llcp_core.c b/net/nfc/llcp_core.c index 1dac28136e6a..150d0e24e27c 100644 --- a/net/nfc/llcp_core.c +++ b/net/nfc/llcp_core.c @@ -284,6 +284,7 @@ struct nfc_llcp_local *nfc_llcp_find_local(struct nfc_dev *dev) spin_lock(&llcp_devices_lock); list_for_each_entry(local, &llcp_devices, list) if (local->dev == dev) { + printk("finded: %p, d: %p, %s\n", local, dev, __func__); res = nfc_llcp_local_get(local); break; } @@ -299,6 +300,7 @@ static struct nfc_llcp_local *nfc_llcp_remove_local(struct nfc_dev *dev) spin_lock(&llcp_devices_lock); list_for_each_entry_safe(local, tmp, &llcp_devices, list) if (local->dev == dev) { + printk("deled: l: %p, d: %p, %s\n", local, dev, __func__); list_del(&local->list); spin_unlock(&llcp_devices_lock); return local;