From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0943FD2FB for ; Thu, 20 Mar 2025 09:07:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.208 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742461648; cv=none; b=LykCTONZ81nrMbPTAuDO8k7/oIruHh/JWfSXZzaM8ynNXY7QB7qeIbd/yrxV5LzDKqkanY4bE8AzmMXTxe4P4EiV8DacPIj5qJvUIuGKmVHc6nnkDW/xyfyR7HKh587QMeKDM5y18COIsAI+aih3Vh/L0Gsocd06FmLJn41ZE98= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742461648; c=relaxed/simple; bh=tB0s+m6aFPYw2aUKhjQrnBmhGjg3R3H1qUca04bdGEs=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=YW6FoThIp1w20j/wzUgTdVt6o8fo26F9nFDJBhY1xBp+JdW19cRRTgqlid1dSVdFsPHWY0N40wwLx6ct/QZSdAmXL8NS4fYzFybsVj7kHh2M5F7t9R7ZOVd6YHDJAjp7pg1KkDtF7KEuncfMgEfWNj0x6CClaLQ8KVsaObSfVOs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.208 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-il1-f208.google.com with SMTP id e9e14a558f8ab-3d44b221f0dso11911945ab.1 for ; Thu, 20 Mar 2025 02:07:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742461646; x=1743066446; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=hJAGCcFQC5ruyciO77MttM2UXxm4c5ZthxU0/9v+U6I=; b=MotGRjqsRTLbm6sSxWnb7ve0dD7VoZGXOKfM3RGklHSZNqNRz6gaT3yfHM8DolunYa NpgkcGm2+l2vjnmqzuX00dggDpKjuPf4sHQyKwB0OzuGlKhG+/OZuTlM8pWortIZgIS2 Xqla7PGpQGD5Fn8vA2M5mLDmdnIZBjSIwtMQwrnfTF7C9mmRJ8ZccMlyPPlYp30p43L0 afmv+re5qLCYn2kw25Mb70GZmVzLjqd8nFkNJXaXL8+CkU72LkjkanNk8T8qAeu3cKmS TriuXq2ytHm236FlUoX52p+IIiR+WPZyVjXNzU5dXZd6VEUAa1LDudvWstx+OjSJlIxK HoYw== X-Forwarded-Encrypted: i=1; AJvYcCVFXSEePDsBEk6ltoukjdIqmoFy06G8f6+mI89p2T3v2n5x768LFhLl+gQvxv+CGSowazI1d8cL/XllCGk=@vger.kernel.org X-Gm-Message-State: AOJu0YyMiXVlF2zyd+e9yq1+BRaxygDUmLHD5ieLT4M5KQrpsgOLCaWK hI8x6+54x5F3PlIVKSbwsnaDzjqjOhyPi08DAESgb+z8C7O6jLWIMJEwBsrx4hJpYQLx1RK46qS p5eQXYELV7smul43k59iQAiJUgGfPmamVErEm68Uz/8B1J5PQftTBY7o= X-Google-Smtp-Source: AGHT+IHkd9aGmCSyxtOnJ9AZaC1LbCNax4fNstQBY5Acgd7vJs6VEfBK5wbWW4AK2HGnt+Ium+k8WqxbeCT9VqX/8PTVGPeRjhE2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1547:b0:3d3:d07d:20a3 with SMTP id e9e14a558f8ab-3d58ebc2d70mr26103775ab.10.1742461646218; Thu, 20 Mar 2025 02:07:26 -0700 (PDT) Date: Thu, 20 Mar 2025 02:07:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67dbdace.050a0220.31a16b.000b.GAE@google.com> Subject: [syzbot] [bluetooth?] [usb?] BUG: soft lockup in hci_cmd_timeout (2) From: syzbot To: johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: a5618886fdab Merge remote-tracking branch 'will/for-next/p.. 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=101283b0580000 kernel config: https://syzkaller.appspot.com/x/.config?x=29061e148cfaa3d3 dashboard link: https://syzkaller.appspot.com/bug?extid=7f3e9d90cb008752b863 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=138abff8580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/8b90307e7f61/disk-a5618886.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/8b5ea0300ee3/vmlinux-a5618886.xz kernel image: https://storage.googleapis.com/syzbot-assets/47f59a45fc8c/Image-a5618886.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7f3e9d90cb008752b863@syzkaller.appspotmail.com yealink 1-1:36.0: unexpected response 0 yealink 1-1:36.0: urb_ctl_callback - urb status -71 yealink 1-1:36.0: urb_irq_callback - urb status -71 yealink 1-1:36.0: unexpected response 0 watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [kworker/u9:1:6013] Modules linked in: irq event stamp: 347894 hardirqs last enabled at (347893): [] console_emit_next_record kernel/printk/printk.c:3130 [inline] hardirqs last enabled at (347893): [] console_flush_all+0x678/0xb90 kernel/printk/printk.c:3210 hardirqs last disabled at (347894): [] __el1_irq arch/arm64/kernel/entry-common.c:557 [inline] hardirqs last disabled at (347894): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:575 softirqs last enabled at (347888): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (347888): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (347877): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 CPU: 1 UID: 0 PID: 6013 Comm: kworker/u9:1 Not tainted 6.14.0-rc6-syzkaller-ga5618886fdab #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: hci3 hci_cmd_timeout pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:176 [inline] pc : arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] pc : console_emit_next_record kernel/printk/printk.c:3130 [inline] pc : console_flush_all+0x69c/0xb90 kernel/printk/printk.c:3210 lr : console_emit_next_record kernel/printk/printk.c:3130 [inline] lr : console_flush_all+0x698/0xb90 kernel/printk/printk.c:3210 sp : ffff8000a4ad72c0 x29: ffff8000a4ad7400 x28: 1ffff0001495ae72 x27: 1fffe0001aec87a2 x26: dfff800000000000 x25: 1ffff000122bcaa7 x24: 0000000000000001 x23: ffff8000915e5538 x22: ffff8000915e54e0 x21: 0000000000000000 x20: 0000000000000000 x19: 00000000000000c0 x18: ffff8000a4ad7208 x17: 20627275202d206b x16: ffff80008046947c x15: 0000000000000001 x14: 1ffff00011f8fe70 x13: ffff8000a4ad8000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000d7643d00 x7 : ffff8000804aa598 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000080 x0 : 0000000000000000 Call trace: __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P) console_emit_next_record kernel/printk/printk.c:3130 [inline] (P) console_flush_all+0x69c/0xb90 kernel/printk/printk.c:3210 (P) __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0x138/0x3ac kernel/printk/printk.c:3309 vprintk_emit+0x308/0x55c kernel/printk/printk.c:2432 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2447 vprintk+0x94/0x12c kernel/printk/printk_safe.c:82 _printk+0xdc/0x128 kernel/printk/printk.c:2457 bt_err+0xfc/0x144 net/bluetooth/lib.c:296 hci_cmd_timeout+0x108/0x1cc net/bluetooth/hci_core.c:1452 process_one_work+0x810/0x1638 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3400 kthread+0x65c/0x7b0 kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.14.0-rc6-syzkaller-ga5618886fdab #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:50 lr : default_idle_call+0xf8/0x128 kernel/sched/idle.c:124 sp : ffff80008fb37cf0 x29: ffff80008fb37cf0 x28: dfff800000000000 x27: 1ffff00011f66fac x26: ffff80008fbbd000 x25: 0000000000000000 x24: 0000000000000001 x23: 1ffff00011f77ac1 x22: ffff80008fbbd608 x21: 0000000000000000 x20: ffff80008fbe6780 x19: ffff800080410018 x18: 1fffe000366f1886 x17: ffff80008fbbd000 x16: ffff80008040f8f8 x15: 0000000000000001 x14: 1fffe000366f3537 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000 x8 : 000000000028a3a3 x7 : ffff8000805c3f98 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008b7d2680 x2 : 0000000000000000 x1 : ffff80008b87a760 x0 : ffff800123c84000 Call trace: __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:48 (P) cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x1ec/0x4e0 kernel/sched/idle.c:325 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:423 rest_init+0x2dc/0x2f4 init/main.c:743 start_kernel+0x3f8/0x4f8 init/main.c:1099 __primary_switched+0x8c/0x94 arch/arm64/kernel/head.S:246 --- This report is generated by a bot. 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