usb 2-1: config 0 descriptor?? smsusb:smsusb_probe: board id=9, interface number 0 usb 3-1: new low-speed USB device number 108 using dummy_hcd kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN PTI CPU: 1 PID: 5820 Comm: kworker/1:5 Not tainted 5.1.0-rc5-319617-gd34f951 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:smsusb_init_device+0x366/0x937 drivers/media/usb/siano/smsusb.c:429 Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 24 1e 66 f7 4d 8b b6 f0 04 00 00 b8 ff ff 37 00 48 c1 e0 2a 49 8d 7e 04 48 89 fa 48 c1 ea 03 <8a> 14 02 48 89 f8 83 e0 07 ff c0 38 d0 7c 09 84 d2 74 05 e8 b1 1d RSP: 0018:ffff888070baf0d0 EFLAGS: 00010247 RAX: dffffc0000000000 RBX: ffff88809ad92200 RCX: ffffc900130b0000 usb 3-1: Invalid ep0 maxpacket: 249 RDX: 0000000000000000 RSI: ffffffff8a42b6a3 RDI: 0000000000000004 RBP: ffff888099795500 R08: ffff8880a8710000 R09: ffff888070baf130 usb usb3-port1: unable to enumerate USB device R10: ffffed100e175e34 R11: ffff888070baf1a7 R12: ffff88809ad92d54 R13: ffff88809ad92d5c R14: 0000000000000000 R15: ffff888099795500 FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000625208 CR3: 000000007b3ba000 CR4: 00000000001406e0 Call Trace: smsusb_probe+0xd64/0xe08 drivers/media/usb/siano/smsusb.c:570 usb_probe_interface+0x31d/0x820 drivers/usb/core/driver.c:361 smscufx: Failed to write register index 0x00003008 with value 0x00000001 really_probe+0x2da/0xb10 drivers/base/dd.c:509 smscufx: ufx_lite_reset error writing 0x3008 smscufx: error -71 resetting device driver_probe_device+0x21d/0x350 drivers/base/dd.c:671 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778 smscufx: probe of 4-1:0.138 failed with error -71 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454 __device_attach+0x223/0x3a0 drivers/base/dd.c:844 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514 device_add+0xad2/0x16e0 drivers/base/core.c:2106 usb_set_configuration+0xdf7/0x1740 drivers/usb/core/message.c:2021 generic_probe+0xa2/0xda drivers/usb/core/generic.c:210 usb 4-1: USB disconnect, device number 95 usb_probe_device+0xc0/0x150 drivers/usb/core/driver.c:266 really_probe+0x2da/0xb10 drivers/base/dd.c:509 driver_probe_device+0x21d/0x350 drivers/base/dd.c:671 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454 __device_attach+0x223/0x3a0 drivers/base/dd.c:844 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514 device_add+0xad2/0x16e0 drivers/base/core.c:2106 usb_new_device.cold+0x537/0xccf drivers/usb/core/hub.c:2534 hub_port_connect drivers/usb/core/hub.c:5089 [inline] hub_port_connect_change drivers/usb/core/hub.c:5204 [inline] port_event drivers/usb/core/hub.c:5350 [inline] hub_event+0x1398/0x3b00 drivers/usb/core/hub.c:5432 process_one_work+0x90f/0x1580 kernel/workqueue.c:2269 worker_thread+0x9b/0xe20 kernel/workqueue.c:2415 kthread+0x313/0x420 kernel/kthread.c:253 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace c3c170698f576756 ]--- RIP: 0010:smsusb_init_device+0x366/0x937 drivers/media/usb/siano/smsusb.c:429 Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 24 1e 66 f7 4d 8b b6 f0 04 00 00 b8 ff ff 37 00 48 c1 e0 2a 49 8d 7e 04 48 89 fa 48 c1 ea 03 <8a> 14 02 48 89 f8 83 e0 07 ff c0 38 d0 7c 09 84 d2 74 05 e8 b1 1d RSP: 0018:ffff888070baf0d0 EFLAGS: 00010247 RAX: dffffc0000000000 RBX: ffff88809ad92200 RCX: ffffc900130b0000 RDX: 0000000000000000 RSI: ffffffff8a42b6a3 RDI: 0000000000000004 RBP: ffff888099795500 R08: ffff8880a8710000 R09: ffff888070baf130 R10: ffffed100e175e34 R11: ffff888070baf1a7 R12: ffff88809ad92d54 R13: ffff88809ad92d5c R14: 0000000000000000 R15: ffff888099795500 FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000625208 CR3: 000000007b3ba000 CR4: 00000000001406e0