From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f78.google.com (mail-oo1-f78.google.com [209.85.161.78]) (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 DB0AD3D16EF for ; Fri, 29 May 2026 19:50:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.78 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780084228; cv=none; b=MrHaA7gor392YA38vPLnz/0gbZqoij1zXAN8iOEV8rB5yT0C5ce/maVdEIyiUYEFdvtRV84xqEnBU0+CBkAfSumZJfiJGxS/3OEAy7IvSfDHwF8xQfCQOOPi5ryIkDW8AARyYJvGjAp5EPWsjo56MJdqPQWaCVcsTq/Qhy1ZUqw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780084228; c=relaxed/simple; bh=okeRFmu4Wkr6tCBbAkBczsru7or+CgoIJj5Gt4nYbBQ=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=hUhwDGWrMe8EvyVAcHM73P8IYPeNa7KsjkPfGPv+PcUXcPCwgrBi98Tehzmg50Ue6HghdaRL506igxNarTNnPfHJeerBFND7tF99/jcfvhPH7tEtXIPfUZehQ9coo6YE7HtJ9AUzk0YSGLpTbBdMY8pDAh7lvWoO39/dhpVJgtU= 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=209.85.161.78 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-oo1-f78.google.com with SMTP id 006d021491bc7-69d86a152d6so8487580eaf.1 for ; Fri, 29 May 2026 12:50:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780084226; x=1780689026; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=HeFiy9RoAews+QfJRMoGc96HJ5JINbNMGghSsA32I3w=; b=DHlybFshlM2EB89sBQPo/eg0v+zg3ZISGzdtxQXLQOjbjUNUYOLApE7jbUz4WNaLXH 37sQ8WT2oLO42NLUe7TxI7XR35VTyaBuZXEQVbAWp13ZKg6gDYPNoriNG0PEdJk6kqKD 6ju4M40DgWzs4RF+17yNQKrirP4Zi5KHEzMpzIPAoLaB3/P8LcEaXSWLGYR2ENQ71Csa d+fXdVEd6nzKjH2HDFH2kgS8uop3pmXu26np9BS1FGg7rmYdyMsb6iYLmoCWIyGRrE7b qD4RJhOIvVIIHvG8IVxj2lKOONf3U4vepvu+YOMs5lNP/kYt7q+mY/vu7fUhMXIATymg HNUQ== X-Gm-Message-State: AOJu0YyUCxMBf+snb7zMx+QHMZ13EQxxrPAXD86FUWYRBqitBCMGK2La 8KC/ASHcWSO9j6wRO/iCPRsb1c0vNNMvSYyCBbF+DMlEZn7bGpgUpSP2jz39qZ1ltLl5JYYKGFb z8N/PYELuPtvzcPzH14R9IAHNO92NxUUAuPpQyUhoDpj/KZhua+JlhRxFOIv4MA== Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4df9:b0:69e:2fa:a5d8 with SMTP id 006d021491bc7-69e10305b0dmr442081eaf.18.1780084225966; Fri, 29 May 2026 12:50:25 -0700 (PDT) Date: Fri, 29 May 2026 12:50:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a19ee01.c16d89a8.217f2c.0007.GAE@google.com> Subject: [syzbot] [usb?] [media?] WARNING in igorplugusb_cmd/usb_submit_urb From: syzbot To: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-usb@vger.kernel.org, mchehab@kernel.org, sean@mess.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 4b4362973b6f 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=167361a6580000 kernel config: https://syzkaller.appspot.com/x/.config?x=a834c6344141a58b dashboard link: https://syzkaller.appspot.com/bug?extid=2599e08a22e4565ea9f9 compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=174841a6580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17498e2e580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/f69f86c90ee5/disk-4b436297.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/79fa7b33aaab/vmlinux-4b436297.xz kernel image: https://storage.googleapis.com/syzbot-assets/ef080156d0de/Image-4b436297.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+2599e08a22e4565ea9f9@syzkaller.appspotmail.com input: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0/input5 ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80000580 doesn't match bRequestType 20 WARNING: drivers/usb/core/urb.c:413 at usb_submit_urb+0x1190/0x1454 drivers/usb/core/urb.c:411, CPU#1: kworker/1:3/4432 Modules linked in: CPU: 1 UID: 0 PID: 4432 Comm: kworker/1:3 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: usb_hub_wq hub_event pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : usb_submit_urb+0x1190/0x1454 drivers/usb/core/urb.c:411 lr : usb_submit_urb+0x1190/0x1454 drivers/usb/core/urb.c:411 sp : ffff800099ce6d00 x29: ffff800099ce6d40 x28: 0000000080000580 x27: ffff0000cdd9a058 x26: ffff0000d1d95898 x25: ffff800087065dc0 x24: dfff800000000000 x23: ffff0000d04fbf40 x22: ffff0000d04a0fe0 x21: 1fffe0001a3b2b13 x20: 0000000000000820 x19: ffff0000d04fbf00 x18: 1fffe00035c23420 x17: ffff8000888eb000 x16: ffff80008899dba0 x15: ffff0001ae11a10c x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000ff0100 x9 : 2212e0c7e7291f00 x8 : 2212e0c7e7291f00 x7 : ffff80008047caa0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f1374 x2 : 0000000100000000 x1 : ffff0000d3d68000 x0 : 0000000000000000 Call trace: usb_submit_urb+0x1190/0x1454 drivers/usb/core/urb.c:411 (P) igorplugusb_cmd+0xa0/0x144 drivers/media/rc/igorplugusb.c:127 igorplugusb_probe+0x5fc/0x940 drivers/media/rc/igorplugusb.c:225 usb_probe_interface+0x2fc/0x788 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2a8/0x7e8 drivers/base/dd.c:709 __driver_probe_device+0x1e0/0x33c drivers/base/dd.c:871 driver_probe_device+0x6c/0x19c drivers/base/dd.c:901 __device_attach_driver+0x194/0x2f4 drivers/base/dd.c:1029 bus_for_each_drv+0x144/0x1dc drivers/base/bus.c:500 __device_attach+0x250/0x394 drivers/base/dd.c:1101 device_initial_probe+0x90/0xcc drivers/base/dd.c:1156 bus_probe_device+0x58/0x120 drivers/base/bus.c:613 device_add+0x6c4/0x9e4 drivers/base/core.c:3706 usb_set_configuration+0x1170/0x1588 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0x8c/0x144 drivers/usb/core/generic.c:250 usb_probe_device+0x118/0x2b8 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2a8/0x7e8 drivers/base/dd.c:709 __driver_probe_device+0x1e0/0x33c drivers/base/dd.c:871 driver_probe_device+0x6c/0x19c drivers/base/dd.c:901 __device_attach_driver+0x194/0x2f4 drivers/base/dd.c:1029 bus_for_each_drv+0x144/0x1dc drivers/base/bus.c:500 __device_attach+0x250/0x394 drivers/base/dd.c:1101 device_initial_probe+0x90/0xcc drivers/base/dd.c:1156 bus_probe_device+0x58/0x120 drivers/base/bus.c:613 device_add+0x6c4/0x9e4 drivers/base/core.c:3706 usb_new_device+0x7a8/0x1214 drivers/usb/core/hub.c:2695 hub_port_connect drivers/usb/core/hub.c:5567 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x1f7c/0x3b20 drivers/usb/core/hub.c:5953 process_one_work kernel/workqueue.c:3314 [inline] process_scheduled_works+0x79c/0x1098 kernel/workqueue.c:3397 worker_thread+0x754/0xba0 kernel/workqueue.c:3478 kthread+0x2f8/0x3c8 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:842 irq event stamp: 36390 hardirqs last enabled at (36389): [] vprintk_store+0x900/0xb70 kernel/printk/printk.c:2385 hardirqs last disabled at (36390): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:429 softirqs last enabled at (36334): [] __alloc_skb+0x1c0/0x5f8 net/core/skbuff.c:696 softirqs last disabled at (36332): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (36332): [] __alloc_skb+0x1a8/0x5f8 net/core/skbuff.c:695 ---[ end trace 0000000000000000 ]--- igorplugusb 1-1:0.0: submit urb failed: -53 usb 1-1: new high-speed USB device number 7 using dummy_hcd usb 1-1: config index 0 descriptor too short (expected 23569, got 27) usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 usb 1-1: New USB device found, idVendor=03eb, idProduct=0002, bcdDevice=ba.c0 usb 1-1: New USB device strings: Mfr=5, Product=0, SerialNumber=0 usb 1-1: Manufacturer: syz usb 1-1: config 0 descriptor?? Registered IR keymap rc-hauppauge rc_core: Loaded IR protocol module ir-rc5-decoder, but protocol rc-5 still not available rc rc0: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0 input: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0/input7 igorplugusb 1-1:0.0: submit urb failed: -53 --- 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. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup