asix 2-1:0.47 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71
usb 5-1: USB disconnect, device number 57
yurex 5-1:0.150: yurex_interrupt - unknown status received: -71
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: 585 Comm: kworker/1:3 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:dev_name include/linux/device.h:1087 [inline]
RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208
Code: 89 f5 53 e8 1e 24 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 10 24 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 31 39 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 e3
RSP: 0018:ffff8880ad107930 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed
RDX: 0000000000000010 RSI: ffffffff85559bf0 RDI: 0000000000000080
RBP: 0000000000000030 R08: ffff88809d7d4980 R09: ffffed1015a24fc9
R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: ffffffff8f031a00
R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff8880971dcd00
FS:  0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa52b437000 CR3: 0000000092ea0000 CR4: 00000000001406e0
Call Trace:
 <IRQ>
 _dev_err+0xdc/0x10e drivers/base/core.c:3251
 yurex_interrupt.cold+0x12e/0x13d drivers/usb/misc/yurex.c:183
 __usb_hcd_giveback_urb+0x1f4/0x470 drivers/usb/core/hcd.c:1758
 usb_hcd_giveback_urb+0x346/0x400 drivers/usb/core/hcd.c:1823
 dummy_timer+0x100b/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1968
 call_timer_fn+0x161/0x5f0 kernel/time/timer.c:1325
 expire_timers kernel/time/timer.c:1362 [inline]
 __run_timers kernel/time/timer.c:1681 [inline]
 __run_timers kernel/time/timer.c:1649 [inline]
 run_timer_softirq+0x58b/0x1400 kernel/time/timer.c:1694
 __do_softirq+0x22a/0x8cd kernel/softirq.c:293
 invoke_softirq kernel/softirq.c:374 [inline]
 irq_exit+0x187/0x1b0 kernel/softirq.c:414
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0xfe/0x4a0 arch/x86/kernel/apic/apic.c:1062
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline]
RIP: 0010:console_unlock+0xb3d/0xc30 kernel/printk/printk.c:2456
Code: 00 00 00 e8 75 ef ff ff e9 32 fb ff ff e8 6b 08 17 00 0f 0b e9 12 fe ff ff e8 5f 08 17 00 e8 ea 0a 1e 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 0b fb ff ff e8 44 1d 4e 00 e9 a8 f6 ff ff e8 1a
RSP: 0018:ffff88809d7e6ac8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000000200 RCX: 1ffff11013afaa5a
RDX: 0000000000000000 RSI: ffff88809d7d52b0 RDI: 0000000000000246
RBP: 0000000000000001 R08: ffff88809d7d4980 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000068
R13: ffffffff86b26810 R14: ffffffff92502620 R15: dffffc0000000000
 vprintk_emit+0x2b5/0x5a0 kernel/printk/printk.c:1975
 dev_vprintk_emit+0x50e/0x553 drivers/base/core.c:3185
 dev_printk_emit+0xbf/0xf6 drivers/base/core.c:3196
 __netdev_printk net/core/dev.c:9602 [inline]
 __netdev_printk+0x1cc/0x282 net/core/dev.c:9598
 netdev_warn+0xdc/0x10e net/core/dev.c:9655
 asix_read_cmd.cold+0x3a/0x46 drivers/net/usb/asix_common.c:41
 asix_mdio_read+0x12e/0x2d0 drivers/net/usb/asix_common.c:471
 __mdiobus_read+0x9c/0x2f0 drivers/net/phy/mdio_bus.c:540
 mdiobus_read+0x56/0x80 drivers/net/phy/mdio_bus.c:617
 get_phy_id drivers/net/phy/phy_device.c:785 [inline]
 get_phy_device+0xde/0x450 drivers/net/phy/phy_device.c:819
 mdiobus_scan+0x1f/0x90 drivers/net/phy/mdio_bus.c:504
 __mdiobus_register+0x3a8/0x690 drivers/net/phy/mdio_bus.c:403
 ax88172a_init_mdio drivers/net/usb/ax88172a.c:117 [inline]
 ax88172a_bind+0x5cf/0x8bb drivers/net/usb/ax88172a.c:255
 usbnet_probe+0xb59/0x2590 drivers/net/usb/usbnet.c:1728
 usb_probe_interface+0x31d/0x820 drivers/usb/core/driver.c:361
 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_set_configuration+0xdf7/0x1740 drivers/usb/core/message.c:2021
 generic_probe+0xa2/0xda drivers/usb/core/generic.c:210
 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
 process_scheduled_works kernel/workqueue.c:2331 [inline]
 worker_thread+0x7b0/0xe20 kernel/workqueue.c:2417
 kthread+0x313/0x420 kernel/kthread.c:253
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
---[ end trace 284262b309c0474c ]---
RIP: 0010:dev_name include/linux/device.h:1087 [inline]
RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208
Code: 89 f5 53 e8 1e 24 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 10 24 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 31 39 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 e3
RSP: 0018:ffff8880ad107930 EFLAGS: 00010002
RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed
RDX: 0000000000000010 RSI: ffffffff85559bf0 RDI: 0000000000000080
RBP: 0000000000000030 R08: ffff88809d7d4980 R09: ffffed1015a24fc9
R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: ffffffff8f031a00
R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff8880971dcd00
FS:  0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa52b437000 CR3: 0000000092ea0000 CR4: 00000000001406e0