smsusb:siano_media_device_register: media controller created usb 2-1: BOGUS urb xfer, pipe 3 != type 1 smsusb:smsusb_start_streaming: smsusb_submit_urb(...) failed smsusb:smsusb_init_device: smsusb_start_streaming(...) failed ------------[ cut here ]------------ !PageLargeKmalloc(page) WARNING: mm/slub.c:6734 at free_large_kmalloc+0xbf/0x100 mm/slub.c:6734, CPU#1: kworker/1:8/5832 Modules linked in: CPU: 1 UID: 0 PID: 5832 Comm: kworker/1:8 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Workqueue: usb_hub_wq hub_event RIP: 0010:free_large_kmalloc+0xbf/0x100 mm/slub.c:6734 Code: 28 90 0f 0b 90 80 3d bb e3 b9 0e 00 0f 84 74 0b b1 fe 48 8b 74 24 28 48 89 ef e8 3c 50 0c 00 b8 00 f0 ff ff 45 31 ed eb 9d 90 <0f> 0b 90 48 83 c4 08 48 89 df 48 c7 c6 63 a4 37 8e 5b 5d 41 5c 41 RSP: 0018:ffffc900050fecd8 EFLAGS: 00010202 RAX: 00000000000000ff RBX: ffffea0001747880 RCX: 000000000000002e RDX: 0000000000000000 RSI: ffff88805d1e2000 RDI: ffffea0001747880 RBP: ffff88805d1e2000 R08: 0000000000000005 R09: 0000000000000000 R10: ffffffffffffffff R11: ffffffff827f9484 R12: ffff888062e48000 R13: ffff88803b57f000 R14: dffffc0000000000 R15: ffff888062e480f0 FS: 0000000000000000(0000) GS:ffff888123c4e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557d6cb22ad8 CR3: 0000000059e73000 CR4: 00000000003526f0 Call Trace: urb_destroy drivers/usb/core/urb.c:25 [inline] kref_put include/linux/kref.h:65 [inline] usb_free_urb.part.0+0xf8/0x110 drivers/usb/core/urb.c:96 usb_free_urb+0x1f/0x30 drivers/usb/core/urb.c:95 smsusb_term_device+0x108/0x200 drivers/media/usb/siano/smsusb.c:352 smsusb_init_device+0xb4e/0xbb0 drivers/media/usb/siano/smsusb.c:497 smsusb_probe+0xd7f/0xe1f drivers/media/usb/siano/smsusb.c:575 usb_probe_interface+0x386/0x9b0 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3776 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3776 usb_new_device.part.0+0xcc2/0x1686 drivers/usb/core/hub.c:2708 usb_new_device include/linux/workqueue.h:715 [inline] hub_port_connect drivers/usb/core/hub.c:5580 [inline] hub_port_connect_change drivers/usb/core/hub.c:5720 [inline] port_event drivers/usb/core/hub.c:5884 [inline] hub_event.cold+0x1e3/0xe90 drivers/usb/core/hub.c:5966 process_one_work+0xac7/0x1b10 kernel/workqueue.c:3396 process_scheduled_works kernel/workqueue.c:3479 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3560 kthread+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245