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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 882DDC433F5 for ; Wed, 29 Sep 2021 11:36:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5CC066023F for ; Wed, 29 Sep 2021 11:36:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245699AbhI2LiM (ORCPT ); Wed, 29 Sep 2021 07:38:12 -0400 Received: from mail-il1-f197.google.com ([209.85.166.197]:42594 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245618AbhI2LiI (ORCPT ); Wed, 29 Sep 2021 07:38:08 -0400 Received: by mail-il1-f197.google.com with SMTP id y16-20020a927d10000000b00245291ad122so2362317ilc.9 for ; Wed, 29 Sep 2021 04:36:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=PKgKN2Eqt15tt78hRikEq7x2wz37kMe0a24grKmsqGc=; b=lM5uY0Z8LUxfT+muZ1kgy3bs1P14YSpkWk97kanxETm5yJ4rE97yHpaYpV1Vk4aqkI VKqBobhTk3evkwslqBJa/Rmb2XEH0G6dtiC8J0Ipv0nycodmEjDW55KXOJNFUjSc15V4 OlEwm3+qm1OAjW7AW1Pvco05u0axmUrlZfWtlr35q4m+V4eKHDxhhPELR6jYeYzceJP3 4plH9TpRRCP2z4GQtKraEP1WWfA0hE1cK0TqqMs9kflollIsNAR4FFuwJrQtMcGfBf2q zWyw0pnzigr4AD59YhafQ9jUL7mLI3aC4RpOt5J7r4XSXG/c4j3/HgBRbtRVi5g+1dfo 5K8g== X-Gm-Message-State: AOAM533+Yz2SkY3JJTIVaPAeAthB6Eg5WHQL5TkoHz7Nz8I1GVWMix7A nn7htQ/acfxuRVnZRPL1q2PUVnC45+l5ysJynMwplhGdK/bl X-Google-Smtp-Source: ABdhPJwJZigqwhPrbwsTToPjubhdPdxpYMZTeDtSJkWxb2Ekxj2J+XcE+Cr4RKu+5qdgekb7ei8zIS8k853GY5rphaRCykV2j6gw MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1709:: with SMTP id u9mr7696896ill.202.1632915387399; Wed, 29 Sep 2021 04:36:27 -0700 (PDT) Date: Wed, 29 Sep 2021 04:36:27 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009d466d05cd20bdbe@google.com> Subject: [syzbot] INFO: trying to register non-static key in sco_conn_del From: syzbot To: davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 7d42e9818258 Merge tag 'gpio-fixes-for-v5.15-rc3' of git:/.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=107c5ff7300000 kernel config: https://syzkaller.appspot.com/x/.config?x=e917f3dfc452c977 dashboard link: https://syzkaller.appspot.com/bug?extid=44e9ca14eedcbe453eca compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+44e9ca14eedcbe453eca@syzkaller.appspotmail.com INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 23193 Comm: syz-executor.2 Not tainted 5.15.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 assign_lock_key kernel/locking/lockdep.c:939 [inline] register_lock_class+0xf79/0x10c0 kernel/locking/lockdep.c:1251 __lock_acquire+0x105/0x54a0 kernel/locking/lockdep.c:4894 lock_acquire kernel/locking/lockdep.c:5625 [inline] lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5590 lock_sock_nested+0x2f/0xf0 net/core/sock.c:3183 lock_sock include/net/sock.h:1612 [inline] sco_conn_del+0x12a/0x2b0 net/bluetooth/sco.c:194 sco_disconn_cfm+0x71/0xb0 net/bluetooth/sco.c:1205 hci_disconn_cfm include/net/bluetooth/hci_core.h:1518 [inline] hci_conn_hash_flush+0x127/0x260 net/bluetooth/hci_conn.c:1608 hci_dev_do_close+0x57d/0x1130 net/bluetooth/hci_core.c:1793 hci_unregister_dev+0x1c0/0x5a0 net/bluetooth/hci_core.c:4029 vhci_release+0x70/0xe0 drivers/bluetooth/hci_vhci.c:340 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xbae/0x2a30 kernel/exit.c:825 do_group_exit+0x125/0x310 kernel/exit.c:922 get_signal+0x47f/0x2160 kernel/signal.c:2868 arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:865 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207 __syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:300 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f51377a1709 Code: Unable to access opcode bytes at RIP 0x7f51377a16df. RSP: 002b:00007f5134d18218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f51378a5f68 RCX: 00007f51377a1709 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f51378a5f68 RBP: 00007f51378a5f60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f51378a5f6c R13: 00007fffbbb2087f R14: 00007f5134d18300 R15: 0000000000022000 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.