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 CC169383C68 for ; Mon, 20 Apr 2026 21:36:21 +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=1776720983; cv=none; b=SsjtvhGYfneyDa8VvFED0MxXumAHKM0hNR8KJUp+gRbRDS3WZkKlAOavBbS5iadEZ4nZQm6dhQlTK9Gksa2mdgPhPya9jfT+BX+vjy8EOToYkaInCKTQW/OlrneE2rSsyLjqmlJ7FTVJHKvsWmVtZ8EeW0O15eTu8PLpXwO3IbM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776720983; c=relaxed/simple; bh=e466isemBwUITgMvfU2WA0ub+Ue4wILXBpPAwPyQOm0=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=s25GOnOnjZd4H+1+InP2Sra7fzIR0HSdYWCWRK6rL/pysX/WCBy78V3RPZ7TEtJ2kotBQWwIH7MNNvujbT7hl426H/6Z8xeY75HLnCs2UbBQRgEq/8QTCR0TIod0Md7H6+GBAEC1ZtI5+ttG7r28MSCiicA0BfMuhmtDUHZsQkg= 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 006d021491bc7-68a2fa3375eso5352768eaf.0 for ; Mon, 20 Apr 2026 14:36:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776720981; x=1777325781; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=tCAClDFcPHoBct7DuL9YzclZZbrGy28A0KW7BVloE3k=; b=GKvCqwySzzYjaJeaRt9T4k5Mfn8e3WzT6Zh0pfR0TbdueJHY3OOHTIfgjsLuvaZTVQ cQSf66AUc69WAgkcPpM4Xp5YbmQtISdhHwyQXZxTrCp0MXYmLjDA61DWsOab2QkmjOrv Er9qEoqSXm93JcafLfmPNjJ5TqY00o/AGnHzHcEtGuKcQWfB2pIHKyZDGWpz9gU4NTh3 a0UqALawzs2R5SE/+NxmAI4NiK3W7MOx8mGJIPDSG1YXcJ7nZoi8kgE/JZA/kxuZ5emK FMVxLsNvILXVPYWN6WO8XFEPgoqKCayooNM+R45Q8dkxZYnRyzaKC4Qu6Gd6RaLoT6/a XqlQ== X-Gm-Message-State: AOJu0Ywl6CQJMuDobsfRb8SbJXkWDUmYeiGZkybJR9k9yORGw0aRcKDa f2x6okT8a5IBSfaQwk8OJUohOhSLGZ//jEM7G4DGnS33uWzKizIleP79coTw+obgmoki2tVZpDX LDipN0A24jD0nmN4tt4bwJh0xtlgjenQ6Je7+sGD914unJpuSz5iOAB4OFA7mEQ== Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:5615:b0:694:63ba:7782 with SMTP id 006d021491bc7-69463ba8144mr4890136eaf.11.1776720980818; Mon, 20 Apr 2026 14:36:20 -0700 (PDT) Date: Mon, 20 Apr 2026 14:36:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69e69c54.050a0220.24bfd3.0028.GAE@google.com> Subject: [syzbot] [media?] WARNING in trace_suspend_resume/usb_submit_urb From: syzbot To: linux-kernel@vger.kernel.org, linux-media@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: 8541d8f725c6 Merge tag 'mtd/for-7.1' of git://git.kernel.o.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12f60836580000 kernel config: https://syzkaller.appspot.com/x/.config?x=fde9e2450560a38 dashboard link: https://syzkaller.appspot.com/bug?extid=11f0e4f957c7c3bf3d51 compiler: arm-linux-gnueabi-gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 userspace arch: arm syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1148ef16580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11581702580000 Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/98a89b9f34e4/non_bootable_disk-8541d8f7.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/2cff38048ad6/vmlinux-8541d8f7.xz kernel image: https://storage.googleapis.com/syzbot-assets/68de24d0a9c9/zImage-8541d8f7.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+11f0e4f957c7c3bf3d51@syzkaller.appspotmail.com rc rc0: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/rc/rc0 input: IgorPlug-USB IR Receiver as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/rc/rc0/input3 ------------[ cut here ]------------ WARNING: drivers/usb/core/urb.c:411 at usb_submit_urb+0x518/0x63c drivers/usb/core/urb.c:411, CPU#1: kworker/1:1/3087 usb 2-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType 0 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 1 UID: 0 PID: 3087 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Workqueue: usb_hub_wq hub_event Call trace: [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:82a1e6fc r6:00000000 r5:8231ad74 r4:00000001 [<80201af0>] (show_stack) from [<8021e2fc>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201af0>] (show_stack) from [<8021e2fc>] (dump_stack_lvl+0x5c/0x70 lib/dump_stack.c:120) [<8021e2a0>] (dump_stack_lvl) from [<8021e328>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r7:82a1e6fc r6:00000000 r5:83808c40 r4:82c7bd3c [<8021e310>] (dump_stack) from [<8020260c>] (vpanic+0x114/0x320 kernel/panic.c:650) [<802024f8>] (vpanic) from [<8020284c>] (trace_suspend_resume+0x0/0x104 kernel/panic.c:787) r7:80f16014 [<80202818>] (panic) from [<802506a8>] (check_panic_on_warn kernel/panic.c:524 [inline]) [<80202818>] (panic) from [<802506a8>] (get_taint+0x0/0x1c kernel/panic.c:519) r3:82a0b544 r2:00000001 r1:8230185c r0:8230913c [<80250630>] (check_panic_on_warn) from [<80250824>] (__warn+0x98/0x1ac kernel/panic.c:1103) [<8025078c>] (__warn) from [<80250b20>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:1138) r8:00000009 r7:8240b1a0 r6:eabd18c4 r5:83808c40 r4:00000000 [<8025093c>] (warn_slowpath_fmt) from [<80f16014>] (usb_submit_urb+0x518/0x63c drivers/usb/core/urb.c:411) r10:8530cf4c r9:00000000 r8:00000000 r7:00000001 r6:85fdf844 r5:85fdf800 r4:85311000 [<80f15afc>] (usb_submit_urb) from [<81168dac>] (igorplugusb_cmd drivers/media/rc/igorplugusb.c:127 [inline]) [<80f15afc>] (usb_submit_urb) from [<81168dac>] (igorplugusb_probe+0x250/0x31c drivers/media/rc/igorplugusb.c:225) r10:00000027 r9:00000000 r8:00000000 r7:85fdfa8c r6:852a5800 r5:00000000 r4:8530cf40 [<81168b5c>] (igorplugusb_probe) from [<80f1b004>] (usb_probe_interface+0x15c/0x3d8 drivers/usb/core/driver.c:396) r10:82d280d4 r9:82bb52f0 r8:82bb52f8 r7:85fdf888 r6:81dec46c r5:852a5830 r4:ffffffed [<80f1aea8>] (usb_probe_interface) from [<80bac3cc>] (call_driver_probe drivers/base/dd.c:631 [inline]) [<80f1aea8>] (usb_probe_interface) from [<80bac3cc>] (really_probe+0xd8/0x40c drivers/base/dd.c:709) r10:8240b678 r9:82b5dc44 r8:00000014 r7:00000000 r6:82bb52f8 r5:00000000 r4:852a5830 [<80bac2f4>] (really_probe) from [<80bac794>] (__driver_probe_device+0x94/0x1ec drivers/base/dd.c:851) r8:00000014 r7:852a5830 r6:eabd1ab4 r5:82bb52f8 r4:852a5830 [<80bac700>] (__driver_probe_device) from [<80bac9cc>] (driver_probe_device+0x3c/0xd8 drivers/base/dd.c:881) r9:82b5dc44 r8:00000014 r7:852a5830 r6:eabd1ab4 r5:82d203bc r4:82d203ac [<80bac990>] (driver_probe_device) from [<80bacb08>] (__device_attach_driver+0xa0/0x138 drivers/base/dd.c:1009) r9:82b5dc44 r8:831fa940 r7:852a5830 r6:eabd1ab4 r5:82bb52f8 r4:00000001 [<80baca68>] (__device_attach_driver) from [<80baa000>] (bus_for_each_drv+0x98/0xec drivers/base/bus.c:500) r7:831fa900 r6:80baca68 r5:eabd1ab4 r4:00000000 [<80ba9f68>] (bus_for_each_drv) from [<80bacf24>] (__device_attach+0xb0/0x1e4 drivers/base/dd.c:1081) r7:831fa900 r6:852a587c r5:00000001 r4:852a5830 [<80bace74>] (__device_attach) from [<80bad218>] (device_initial_probe+0x44/0x48 drivers/base/dd.c:1136) r6:831fa900 r5:852a5830 r4:831fa900 [<80bad1d4>] (device_initial_probe) from [<80bab080>] (bus_probe_device+0x30/0x84 drivers/base/bus.c:613) r5:852a5830 r4:852a5830 [<80bab050>] (bus_probe_device) from [<80ba82e8>] (device_add+0x5f0/0x814 drivers/base/core.c:3691) r9:82b5dc44 r8:81da2ef0 r7:85fdf888 r6:00000000 r5:00000000 r4:852a5830 [<80ba7cf8>] (device_add) from [<80f190b8>] (usb_set_configuration+0x5d8/0x938 drivers/usb/core/message.c:2266) r10:8240b678 r9:82c2d4c0 r8:85fdf888 r7:8649d050 r6:00000000 r5:8649d050 r4:852a5800 [<80f18ae0>] (usb_set_configuration) from [<80f262d0>] (usb_generic_driver_probe+0x48/0x84 drivers/usb/core/generic.c:250) r10:8435c128 r9:82b5dc44 r8:00000014 r7:85fdf800 r6:82b84e9c r5:00000000 r4:85fdf800 [<80f26288>] (usb_generic_driver_probe) from [<80f1a468>] (usb_probe_device+0x44/0x14c drivers/usb/core/driver.c:291) r5:00000001 r4:85fdf888 [<80f1a424>] (usb_probe_device) from [<80bac3cc>] (call_driver_probe drivers/base/dd.c:631 [inline]) [<80f1a424>] (usb_probe_device) from [<80bac3cc>] (really_probe+0xd8/0x40c drivers/base/dd.c:709) r7:00000000 r6:82b84e9c r5:00000000 r4:85fdf888 [<80bac2f4>] (really_probe) from [<80bac794>] (__driver_probe_device+0x94/0x1ec drivers/base/dd.c:851) r8:00000014 r7:85fdf888 r6:eabd1d1c r5:82b84e9c r4:85fdf888 [<80bac700>] (__driver_probe_device) from [<80bac9cc>] (driver_probe_device+0x3c/0xd8 drivers/base/dd.c:881) r9:82b5dc44 r8:00000014 r7:85fdf888 r6:eabd1d1c r5:82d203bc r4:82d203ac [<80bac990>] (driver_probe_device) from [<80bacb08>] (__device_attach_driver+0xa0/0x138 drivers/base/dd.c:1009) r9:82b5dc44 r8:831fa940 r7:85fdf888 r6:eabd1d1c r5:82b84e9c r4:00000001 [<80baca68>] (__device_attach_driver) from [<80baa000>] (bus_for_each_drv+0x98/0xec drivers/base/bus.c:500) r7:831fa900 r6:80baca68 r5:eabd1d1c r4:00000000 [<80ba9f68>] (bus_for_each_drv) from [<80bacf24>] (__device_attach+0xb0/0x1e4 drivers/base/dd.c:1081) r7:831fa900 r6:85fdf8d4 r5:00000001 r4:85fdf888 [<80bace74>] (__device_attach) from [<80bad218>] (device_initial_probe+0x44/0x48 drivers/base/dd.c:1136) r6:831fa900 r5:85fdf888 r4:831fa900 [<80bad1d4>] (device_initial_probe) from [<80bab080>] (bus_probe_device+0x30/0x84 drivers/base/bus.c:613) r5:85fdf888 r4:85fdf888 [<80bab050>] (bus_probe_device) from [<80ba82e8>] (device_add+0x5f0/0x814 drivers/base/core.c:3691) r9:82b5dc44 r8:00000000 r7:84709088 r6:00000000 r5:00000000 r4:85fdf888 [<80ba7cf8>] (device_add) from [<80f0d030>] (usb_new_device+0x28c/0x6b8 drivers/usb/core/hub.c:2695) r10:8435c128 r9:00000003 r8:ffffffff r7:00000001 r6:86314f40 r5:85fdf888 r4:85fdf800 [<80f0cda4>] (usb_new_device) from [<80f0f8e4>] (hub_port_connect drivers/usb/core/hub.c:5567 [inline]) [<80f0cda4>] (usb_new_device) from [<80f0f8e4>] (hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]) [<80f0cda4>] (usb_new_device) from [<80f0f8e4>] (port_event drivers/usb/core/hub.c:5871 [inline]) [<80f0cda4>] (usb_new_device) from [<80f0f8e4>] (hub_event+0x11ec/0x1b80 drivers/usb/core/hub.c:5953) r10:8435c128 r9:85fdf800 r8:84709000 r7:00000001 r6:8435cc00 r5:00000000 r4:8435cc1c [<80f0e6f8>] (hub_event) from [<80276360>] (process_one_work+0x1c8/0x5a0 kernel/workqueue.c:3302) r10:8302fa05 r9:83808c40 r8:01800000 r7:ddde4e00 r6:8302fa00 r5:8435c128 r4:83112e00 [<80276198>] (process_one_work) from [<80277124>] (process_scheduled_works kernel/workqueue.c:3385 [inline]) [<80276198>] (process_one_work) from [<80277124>] (worker_thread+0x16c/0x318 kernel/workqueue.c:3466) r10:00000000 r9:83112e30 r8:83808c40 r7:82a03d80 r6:ddde4e20 r5:ddde4e00 r4:83112e00 [<80276fb8>] (worker_thread) from [<8028117c>] (kthread+0x11c/0x154 kernel/kthread.c:436) r10:00000000 r9:df879e88 r8:8489f580 r7:83112e00 r6:80276fb8 r5:83808c40 r4:85c05400 [<80281060>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd1fb0 to 0xeabd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281060 r4:85c05400 Rebooting in 86400 seconds.. --- 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