general protection fault: 0000 [#1] SMP KASAN PTI CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.2.0-rc1+ #9 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_gadget_udc_reset+0x23/0xb0 drivers/usb/gadget/udc/core.c:1051 Code: eb d4 0f 1f 44 00 00 41 54 49 89 fc 53 48 89 f3 e8 a2 b0 9d fd 48 8d 7b 40 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 70 48 8b 43 40 4c 89 e7 e8 ab b1 00 02 49 8d 7c 24 RSP: 0018:ffff8881d9dcf4d8 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e5f0000 RDX: 0000000000000008 RSI: ffffffff839f654e RDI: 0000000000000040 RBP: ffff8881d1c88bf4 R08: ffff8881d9d96000 R09: ffffed103a391001 R10: ffffed103a391000 R11: ffff8881d1c88003 R12: ffff8881d1c88bf8 R13: ffff8881d1c88000 R14: ffff8881d1cc5923 R15: ffff8881d1cc58e4 FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f345281df88 CR3: 00000001cf13e000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: set_link_state+0x7be/0xcf0 drivers/usb/gadget/udc/dummy_hcd.c:463 dummy_hub_control+0xf28/0x16b0 drivers/usb/gadget/udc/dummy_hcd.c:2289 rh_call_control drivers/usb/core/hcd.c:685 [inline] rh_urb_enqueue drivers/usb/core/hcd.c:844 [inline] usb_hcd_submit_urb+0x814/0x1ed0 drivers/usb/core/hcd.c:1652 usb_submit_urb+0x6e5/0x13b0 drivers/usb/core/urb.c:569 usb_start_wait_urb+0x108/0x2b0 drivers/usb/core/message.c:57 usb_internal_control_msg drivers/usb/core/message.c:101 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152 set_port_feature+0x69/0x90 drivers/usb/core/hub.c:428 hub_port_reset+0x20a/0x1440 drivers/usb/core/hub.c:2871 hub_port_init+0x9b2/0x2c10 drivers/usb/core/hub.c:4688 hub_port_connect drivers/usb/core/hub.c:5021 [inline] hub_port_connect_change drivers/usb/core/hub.c:5204 [inline] port_event drivers/usb/core/hub.c:5350 [inline] hub_event+0x18ff/0x35a0 drivers/usb/core/hub.c:5432 process_one_work+0x90a/0x1580 kernel/workqueue.c:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x30e/0x420 kernel/kthread.c:254 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace 3e0b2150af1908f2 ]--- RIP: 0010:usb_gadget_udc_reset+0x23/0xb0 drivers/usb/gadget/udc/core.c:1051 Code: eb d4 0f 1f 44 00 00 41 54 49 89 fc 53 48 89 f3 e8 a2 b0 9d fd 48 8d 7b 40 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 70 48 8b 43 40 4c 89 e7 e8 ab b1 00 02 49 8d 7c 24 RSP: 0018:ffff8881d9dcf4d8 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e5f0000 RDX: 0000000000000008 RSI: ffffffff839f654e RDI: 0000000000000040 RBP: ffff8881d1c88bf4 R08: ffff8881d9d96000 R09: ffffed103a391001 R10: ffffed103a391000 R11: ffff8881d1c88003 R12: ffff8881d1c88bf8 R13: ffff8881d1c88000 R14: ffff8881d1cc5923 R15: ffff8881d1cc58e4 FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f345281df88 CR3: 00000001cf13e000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400