usb 1-1: New USB device found, idVendor=0711, idProduct=0900, bcdDevice=14.ed usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? usb 1-1: string descriptor 0 read error: -71 usb 1-1: USB2VGA dongle found at address 2 usb 1-1: Allocated 8 output buffers ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xef/0x16e lib/dump_stack.c:118 panic+0x2aa/0x6e1 kernel/panic.c:221 __warn.cold+0x2f/0x30 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Code: 4d 85 ed 74 2c e8 a8 84 e9 fd 4c 89 f7 e8 20 74 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 29 15 86 e8 10 b3 be fd <0f> 0b e9 20 f4 ff ff e8 7c 84 e9 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881da626d70 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8128ebcd RDI: ffffed103b4c4da0 RBP: ffff8881cffcb1e0 R08: ffff8881da611880 R09: fffffbfff11aeca6 R10: fffffbfff11aeca5 R11: ffffffff88d7652f R12: 0000000000000003 R13: ffff8881ca587930 R14: ffff8881cffca0a0 R15: ffff8881d6312200 sisusb_bulkout_msg drivers/usb/misc/sisusbvga/sisusb.c:238 [inline] sisusb_send_bulk_msg.constprop.0+0x88a/0x1030 drivers/usb/misc/sisusbvga/sisusb.c:393 sisusb_send_bridge_packet.constprop.0+0x11c/0x240 drivers/usb/misc/sisusbvga/sisusb.c:581 sisusb_do_init_gfxdevice+0x8a/0x450 drivers/usb/misc/sisusbvga/sisusb.c:2135 sisusb_init_gfxdevice+0xe1/0x18d0 drivers/usb/misc/sisusbvga/sisusb.c:2235 sisusb_probe+0x902/0xaf4 drivers/usb/misc/sisusbvga/sisusb.c:3120 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x104/0x210 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490 device_add+0x1480/0x1c20 drivers/base/core.c:2487 usb_set_configuration+0xe67/0x1740 drivers/usb/core/message.c:2023 generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210 usb_probe_device+0x99/0x100 drivers/usb/core/driver.c:266 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x104/0x210 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490 device_add+0x1480/0x1c20 drivers/base/core.c:2487 usb_new_device.cold+0x6a4/0xe79 drivers/usb/core/hub.c:2537 hub_port_connect drivers/usb/core/hub.c:5184 [inline] hub_port_connect_change drivers/usb/core/hub.c:5324 [inline] port_event drivers/usb/core/hub.c:5470 [inline] hub_event+0x1e59/0x3860 drivers/usb/core/hub.c:5552 process_one_work+0x92b/0x1530 kernel/workqueue.c:2264 worker_thread+0x96/0xe20 kernel/workqueue.c:2410 kthread+0x318/0x420 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..