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 34F19C7EE33 for ; Fri, 3 Mar 2023 21:16:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231510AbjCCVQu (ORCPT ); Fri, 3 Mar 2023 16:16:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231500AbjCCVQr (ORCPT ); Fri, 3 Mar 2023 16:16:47 -0500 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1582D61505 for ; Fri, 3 Mar 2023 13:16:46 -0800 (PST) Received: by mail-il1-f199.google.com with SMTP id 2-20020a056e020ca200b003033a763270so1986726ilg.19 for ; Fri, 03 Mar 2023 13:16:46 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=iZMq3I524LZ3LyFG/4UrcrlRiCRLs/dbIEgvULqsulE=; b=FM7McsVBNjyP0QlIOgLyaCddYMFle76mhK//TTBirCblWqlA3eaIVwlraqi9jTjVNR iTltNKby3qWrz4XNZ+6+7ttYT81jpHBFnFmRQaHECP6kBV9TzDYSP9pKX3j7lfZhIRnw rNkrop2wfh7xMqxXy8dL5hLyFp02h1gwI4n0lNz0+FSSHaEtSwWmquonmSXus4PaFPBv 73joq9A6gwZOfoedttN6XXaj62b26AUsJhLKaQqZ0wW8qm3suclcAKVFptvRAnc2fWD8 ftxlry/9DIg0CBYVtEqh4V/jjbsG8a4YpWX0JOjlV7X+omcVGggHN27SpXHvkNTl9PDn reiw== X-Gm-Message-State: AO0yUKUQRJ9O9+lA5DIX0aE4mz0AVvqytRNPcKIS+W0yYxqgVgrPKew5 DAxomRfw2K0Kta9t1iZtkvheZv6RIBCuMpiUINTyAb2QSIaD X-Google-Smtp-Source: AK7set+mfsbnChKExhVMU5JwTUXJdUffgj3MzkjSGFSmdbTqAwHH5ibRwTuY/I/0xe0RTcrqAcy/xKgvNy+eTZ13UWsMdkUfXvJ8 MIME-Version: 1.0 X-Received: by 2002:a02:94ab:0:b0:3c4:d4b2:f72 with SMTP id x40-20020a0294ab000000b003c4d4b20f72mr1362791jah.3.1677878205481; Fri, 03 Mar 2023 13:16:45 -0800 (PST) Date: Fri, 03 Mar 2023 13:16:45 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006a07d505f60576b3@google.com> Subject: [syzbot] [bluetooth?] WARNING in hci_send_acl From: syzbot To: davem@davemloft.net, edumazet@google.com, 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, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 2ebd1fbb946d Merge branch 'for-next/core' into for-kernelci 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=12aad518c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=3519974f3f27816d dashboard link: https://syzkaller.appspot.com/bug?extid=90c0638c7b912d27bfe7 compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/16985cc7a274/disk-2ebd1fbb.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/fd3452567115/vmlinux-2ebd1fbb.xz kernel image: https://storage.googleapis.com/syzbot-assets/c75510922212/Image-2ebd1fbb.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+90c0638c7b912d27bfe7@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22417 at kernel/workqueue.c:1438 __queue_work+0x11e0/0x1484 kernel/workqueue.c:1438 Modules linked in: CPU: 1 PID: 22417 Comm: syz-executor.0 Not tainted 6.2.0-syzkaller-18300-g2ebd1fbb946d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0x11e0/0x1484 kernel/workqueue.c:1438 lr : __queue_work+0x11e0/0x1484 kernel/workqueue.c:1438 sp : ffff80002bf37250 x29: ffff80002bf37290 x28: 0000000000000008 x27: 0000000000002000 x26: ffff0000ce923800 x25: dfff800000000000 x24: ffff0000ce9239c0 x23: 0000000000000000 x22: ffff00012c509b48 x21: 1fffe000258a1369 x20: 00000000000b0012 x19: ffff00012df8cd10 x18: ffff80002bf372e0 x17: ffff800015b8d000 x16: ffff80000804d18c x15: 0000000000000000 x14: 1ffff00002b720af x13: dfff800000000000 x12: 0000000000000001 x11: ff80800008220790 x10: 0000000000000000 x9 : ffff800008220790 x8 : ffff00012c509b40 x7 : ffff8000105bcce8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80000821f4ec x2 : ffff00012df8cd10 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __queue_work+0x11e0/0x1484 kernel/workqueue.c:1438 queue_work_on+0x9c/0x128 kernel/workqueue.c:1545 queue_work include/linux/workqueue.h:503 [inline] hci_send_acl+0x86c/0xb54 net/bluetooth/hci_core.c:3183 l2cap_do_send+0x238/0x350 l2cap_chan_send+0x36c/0x2044 l2cap_sock_sendmsg+0x184/0x2a8 net/bluetooth/l2cap_sock.c:1172 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg net/socket.c:734 [inline] ____sys_sendmsg+0x558/0x844 net/socket.c:2479 ___sys_sendmsg net/socket.c:2533 [inline] __sys_sendmmsg+0x318/0x7d8 net/socket.c:2619 __do_sys_sendmmsg net/socket.c:2648 [inline] __se_sys_sendmmsg net/socket.c:2645 [inline] __arm64_sys_sendmmsg+0xa0/0xbc net/socket.c:2645 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 524 hardirqs last enabled at (523): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (523): [] _raw_spin_unlock_irqrestore+0x44/0xa4 kernel/locking/spinlock.c:194 hardirqs last disabled at (524): [] queue_work_on+0x50/0x128 kernel/workqueue.c:1542 softirqs last enabled at (514): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (514): [] release_sock+0x178/0x1cc net/core/sock.c:3497 softirqs last disabled at (512): [] spin_lock_bh include/linux/spinlock.h:355 [inline] softirqs last disabled at (512): [] release_sock+0x3c/0x1cc net/core/sock.c:3484 ---[ end trace 0000000000000000 ]--- --- This report is generated by a bot. 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