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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BE8D7C433DB for ; Mon, 22 Feb 2021 09:46:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8C93964E13 for ; Mon, 22 Feb 2021 09:46:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230147AbhBVJqF (ORCPT ); Mon, 22 Feb 2021 04:46:05 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:32875 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230303AbhBVJpC (ORCPT ); Mon, 22 Feb 2021 04:45:02 -0500 Received: by mail-il1-f197.google.com with SMTP id k5so7267223ilu.0 for ; Mon, 22 Feb 2021 01:44:46 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=XCLqp0FZYYz6SZnHZ7vg7/2+XZHTd7UxQv+c9wa+DxE=; b=EIbf3Aet/bPgCu8uzUdZacm00Mwk46umTecTC6YTUdb0LlbyyWzCoBK+h32mhyCOFN b8QhjhSIgXJfu448qvhOraxBp2vA5uu0ltL9b+L2Y0eLzwYRNnThE4hknGUhT2UHYH6s oV9HpCl6nN9Ty1XwDtmzy2DP1QwAnnaSPyZkdH6zPEICEtul8FkyQggIlnGm5cZlW6fd 3Z1Xwub7v4YmJlR3qraoL3jrMtJ1ddAxoCZ8V2CH8lhXlZTnzX40Cykn/wdBIpc/RA2n 0VLJVT4rK4gq3PjoCr/odHd/H3RsL4fT01fr4i+Wc1BhpOmyHunWzNOnNzgqkCCbYmu4 lKKw== X-Gm-Message-State: AOAM531CuuK7yCcg1EswdqHh/PMZNDCKVAYyG7d21S0doxD2+R3gZ1JF MVnpiqhnstX/mYY9zWomXaM3uPTD5KfvTSx81f82EfdqdxIY X-Google-Smtp-Source: ABdhPJzHQbci+nThI3zq4iMnVTUglKLg7dqCF3uQyy8p2h0rTEbWuOPBz+71xmzO6JaRiZcZxJIrQYROtHoKn1JAAawaG+Tlupfd MIME-Version: 1.0 X-Received: by 2002:a05:6602:3319:: with SMTP id b25mr7279174ioz.54.1613987061148; Mon, 22 Feb 2021 01:44:21 -0800 (PST) Date: Mon, 22 Feb 2021 01:44:21 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000073afff05bbe9a54d@google.com> Subject: WARNING in ieee802154_del_seclevel From: syzbot To: alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.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: f40ddce8 Linux 5.11 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1032cfacd00000 kernel config: https://syzkaller.appspot.com/x/.config?x=67894355b1dbeb07 dashboard link: https://syzkaller.appspot.com/bug?extid=fbf4fc11a819824e027b userspace arch: arm 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+fbf4fc11a819824e027b@syzkaller.appspotmail.com ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 0 PID: 18095 at kernel/locking/mutex.c:938 __mutex_lock_common kernel/locking/mutex.c:938 [inline] WARNING: CPU: 0 PID: 18095 at kernel/locking/mutex.c:938 __mutex_lock+0x428/0x99c kernel/locking/mutex.c:1103 Modules linked in: CPU: 0 PID: 18095 Comm: syz-executor.1 Not tainted 5.11.0-syzkaller #0 Hardware name: linux,dummy-virt (DT) pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--) pc : __mutex_lock_common kernel/locking/mutex.c:938 [inline] pc : __mutex_lock+0x428/0x99c kernel/locking/mutex.c:1103 lr : __mutex_lock_common kernel/locking/mutex.c:938 [inline] lr : __mutex_lock+0x428/0x99c kernel/locking/mutex.c:1103 sp : ffff00003ce07150 x29: ffff00003ce07150 x28: ffff80001aa29cc0 x27: ffff80001ba7e000 x26: ffff800019180000 x25: 0000000000000000 x24: 0000000000000000 x23: ffff8000167ed574 x22: 0000000000000002 x21: ffff800016b3d720 x20: 1fffe000079c0e3a x19: ffff000032e08c90 x18: 0000000000000001 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: ffff60000d44eb84 x11: 1fffe0000d44eb83 x10: ffff60000d44eb83 x9 : dfff800000000000 x8 : ffff00006a275c1b x7 : 0000000000000001 x6 : 00009ffff2bb147d x5 : ffff00006a275c18 x4 : 1fffe00001ec5001 x3 : dfff800000000000 x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff00000f628000 Call trace: __mutex_lock_common kernel/locking/mutex.c:938 [inline] __mutex_lock+0x428/0x99c kernel/locking/mutex.c:1103 mutex_lock_nested+0x78/0x100 kernel/locking/mutex.c:1118 ieee802154_del_seclevel+0x44/0x84 net/mac802154/cfg.c:382 rdev_del_seclevel net/ieee802154/rdev-ops.h:284 [inline] nl802154_del_llsec_seclevel+0x14c/0x200 net/ieee802154/nl802154.c:2093 genl_family_rcv_msg_doit+0x1b8/0x2a0 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x24c/0x430 net/netlink/genetlink.c:800 netlink_rcv_skb+0x198/0x34c net/netlink/af_netlink.c:2494 genl_rcv+0x38/0x50 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x3e0/0x670 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x610/0xa20 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xc0/0xf4 net/socket.c:672 ____sys_sendmsg+0x548/0x6d0 net/socket.c:2345 ___sys_sendmsg+0xf4/0x170 net/socket.c:2399 __sys_sendmsg+0xbc/0x14c net/socket.c:2432 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __arm64_compat_sys_sendmsg+0x74/0xac net/compat.c:351 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall arch/arm64/kernel/syscall.c:49 [inline] el0_svc_common.constprop.0+0x110/0x3c0 arch/arm64/kernel/syscall.c:159 do_el0_svc_compat+0x40/0x80 arch/arm64/kernel/syscall.c:204 el0_svc_compat+0x20/0x30 arch/arm64/kernel/entry-common.c:442 el0_sync_compat_handler+0x90/0x140 arch/arm64/kernel/entry-common.c:451 el0_sync_compat+0x178/0x180 arch/arm64/kernel/entry.S:708 --- 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.