usb 4-1: Unable to get valid EDID from device/display ------------[ cut here ]------------ usb 4-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 2712 at drivers/usb/core/urb.c:479 usb_submit_urb+0xe9e/0x1470 drivers/usb/core/urb.c:478 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 2712 Comm: kworker/0:4 Not tainted 5.7.0-rc5-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+0x128/0x182 lib/dump_stack.c:118 panic+0x22a/0x4e3 kernel/panic.c:221 __warn.cold.10+0x25/0x26 kernel/panic.c:582 report_bug+0x1ad/0x270 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] do_error_trap+0x123/0x210 arch/x86/kernel/traps.c:267 do_invalid_op+0x31/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:usb_submit_urb+0xe9e/0x1470 drivers/usb/core/urb.c:478 Code: 48 89 c7 4c 89 54 24 10 89 4c 24 08 e8 bb 3f 65 ff 8b 4c 24 08 45 89 e8 4c 89 fa 48 89 c6 48 c7 c7 a0 53 03 88 e8 be 6c 9e fc <0f> 0b 4c 8b 54 24 10 e9 33 f6 ff ff 48 ba 00 00 00 00 00 fc ff df RSP: 0018:ffffc90007fcee98 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff888092861100 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff8b8dd0e0 RBP: ffff88809ea21000 R08: ffffed1015d066a9 R09: ffffed1015d066a9 R10: ffff8880ae833547 R11: ffffed1015d066a8 R12: 0000000000000003 R13: 0000000000000001 R14: 0000000000000001 R15: ffff8880a4667e40 dlfb_submit_urb+0x6c/0x140 drivers/video/fbdev/udlfb.c:1968 dlfb_set_video_mode+0x200f/0x2f90 drivers/video/fbdev/udlfb.c:315 dlfb_ops_set_par+0x272/0x8c0 drivers/video/fbdev/udlfb.c:1109 dlfb_usb_probe.cold.23+0xe6a/0x1a7a drivers/video/fbdev/udlfb.c:1731 usb_probe_interface+0x268/0x6c0 drivers/usb/core/driver.c:374 really_probe+0x1f9/0x5e0 drivers/base/dd.c:520 driver_probe_device+0xc9/0x1b0 drivers/base/dd.c:697 bus_for_each_drv+0x117/0x1a0 drivers/base/bus.c:431 __device_attach+0x1be/0x2c0 drivers/base/dd.c:870 bus_probe_device+0x19e/0x250 drivers/base/bus.c:491 device_add+0x1089/0x1a00 drivers/base/core.c:2538 usb_set_configuration+0xcc8/0x1640 drivers/usb/core/message.c:2032 usb_generic_driver_probe+0x61/0x90 drivers/usb/core/generic.c:241 usb_probe_device+0x91/0x160 drivers/usb/core/driver.c:272 really_probe+0x1f9/0x5e0 drivers/base/dd.c:520 driver_probe_device+0xc9/0x1b0 drivers/base/dd.c:697 bus_for_each_drv+0x117/0x1a0 drivers/base/bus.c:431 __device_attach+0x1be/0x2c0 drivers/base/dd.c:870 bus_probe_device+0x19e/0x250 drivers/base/bus.c:491 device_add+0x1089/0x1a00 drivers/base/core.c:2538 usb_new_device.cold.66+0x679/0xe85 drivers/usb/core/hub.c:2553 hub_port_connect drivers/usb/core/hub.c:5207 [inline] hub_port_connect_change drivers/usb/core/hub.c:5347 [inline] port_event drivers/usb/core/hub.c:5493 [inline] hub_event+0x15fe/0x2d60 drivers/usb/core/hub.c:5575 process_one_work+0x908/0x15d0 kernel/workqueue.c:2268 worker_thread+0x82/0xb50 kernel/workqueue.c:2414 kthread+0x340/0x410 kernel/kthread.c:268 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351 Kernel Offset: disabled Rebooting in 86400 seconds..