usb 1-1: USB2VGA dongle found at address 53 usb 1-1: Allocated 8 output buffers ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 29784 at drivers/usb/core/urb.c:493 usb_submit_urb+0x36c/0x544 drivers/usb/core/urb.c:493 Modules linked in: CPU: 0 PID: 29784 Comm: kworker/0:4 Not tainted 5.12.0-rc7-syzkaller-00002-g89698becf06d #0 Hardware name: linux,dummy-virt (DT) Workqueue: usb_hub_wq hub_event pstate: 60400009 (nZCv daif +PAN -UAO -TCO BTYPE=--) pc : usb_submit_urb+0x36c/0x544 drivers/usb/core/urb.c:493 lr : usb_submit_urb+0x36c/0x544 drivers/usb/core/urb.c:493 sp : ffff800014b43360 x29: ffff800014b43360 x28: 0000000000000000 x27: 0000000000000000 x26: f7ff0000045a70a0 x25: ffff8000118f9230 x24: 0000000000000001 x23: 0000000000000003 x22: 0000000000000003 x21: 0000000000000cc0 x20: f7ff0000045a7000 x19: f9ff000022c89200 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000790a19927f80 x14: 00000000000003fc x13: 00000000000003fc x12: 0000000000000000 x11: ffff800011d0a788 x10: bb609fd55fa7dd38 x9 : 11c15a296c7c465e x8 : f2ff0000057cdae8 x7 : ffff00007fbc1180 x6 : 0000004028bccce4 x5 : 0000000000000000 x4 : ffff00007fbb6948 x3 : ffff00007fbbd4f0 x2 : 0000000000000000 x1 : 0000000000000000 x0 : f2ff0000057ccc40 Call trace: usb_submit_urb+0x36c/0x544 drivers/usb/core/urb.c:493 sisusb_bulkout_msg drivers/usb/misc/sisusbvga/sisusb.c:238 [inline] sisusb_send_bulk_msg.constprop.0+0x338/0x610 drivers/usb/misc/sisusbvga/sisusb.c:393 sisusb_send_bridge_packet.constprop.0+0xa4/0xd4 drivers/usb/misc/sisusbvga/sisusb.c:581 sisusb_do_init_gfxdevice drivers/usb/misc/sisusbvga/sisusb.c:2135 [inline] sisusb_init_gfxdevice+0x6c/0x1e10 drivers/usb/misc/sisusbvga/sisusb.c:2235 sisusb_probe+0x27c/0x324 drivers/usb/misc/sisusbvga/sisusb.c:3120 usb_probe_interface+0xd4/0x284 drivers/usb/core/driver.c:396 really_probe+0xd0/0x3f0 drivers/base/dd.c:563 driver_probe_device+0x58/0xc0 drivers/base/dd.c:745 __device_attach_driver+0x84/0xd0 drivers/base/dd.c:851 bus_for_each_drv+0x78/0xd0 drivers/base/bus.c:431 __device_attach+0xd8/0x17c drivers/base/dd.c:919 device_initial_probe+0x14/0x20 drivers/base/dd.c:966 bus_probe_device+0x9c/0xa4 drivers/base/bus.c:491 device_add+0x348/0x7d0 drivers/base/core.c:3242 usb_set_configuration+0x490/0x8d0 drivers/usb/core/message.c:2164 usb_generic_driver_probe+0x64/0xac drivers/usb/core/generic.c:238 usb_probe_device+0x38/0xfc drivers/usb/core/driver.c:293 really_probe+0xd0/0x3f0 drivers/base/dd.c:563 driver_probe_device+0x58/0xc0 drivers/base/dd.c:745 __device_attach_driver+0x84/0xd0 drivers/base/dd.c:851 bus_for_each_drv+0x78/0xd0 drivers/base/bus.c:431 __device_attach+0xd8/0x17c drivers/base/dd.c:919 device_initial_probe+0x14/0x20 drivers/base/dd.c:966 bus_probe_device+0x9c/0xa4 drivers/base/bus.c:491 device_add+0x348/0x7d0 drivers/base/core.c:3242 usb_new_device+0x20c/0x62c drivers/usb/core/hub.c:2555 hub_port_connect drivers/usb/core/hub.c:5223 [inline] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] port_event drivers/usb/core/hub.c:5509 [inline] hub_event+0xbfc/0x1560 drivers/usb/core/hub.c:5591 process_one_work+0x1d8/0x364 kernel/workqueue.c:2275 worker_thread+0x70/0x434 kernel/workqueue.c:2421 kthread+0x174/0x180 kernel/kthread.c:292 ret_from_fork+0x10/0x34 arch/arm64/kernel/entry.S:958 ---[ end trace d9f7cc0c73844e28 ]---