usb 1-1: new high-speed USB device number 2 using dummy_hcd usb 1-1: Using ep0 maxpacket: 8 usb 1-1: config 5 has an invalid interface number: 147 but max is 0 usb 1-1: config 5 has no interface number 0 usb 1-1: New USB device found, idVendor=0cf3, idProduct=9374, bcdDevice=2b.c6 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 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 CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc1+ #10 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:__lock_acquire+0xb9f/0x5340 kernel/locking/lockdep.c:3664 Code: 28 00 00 00 0f 85 5a 2c 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 8c 2e 00 00 49 81 3e 60 39 8a 88 0f 84 35 f5 ff RSP: 0000:ffff8881d9efee60 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffff8881d9e36000 RCX: 0000000000000000 RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000001 RBP: ffff8881d9eff008 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: ffff8881d9e36000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa3055e5e00 CR3: 00000001cf439000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x100/0x2b0 kernel/locking/lockdep.c:4302 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x32/0x50 kernel/locking/spinlock.c:159 ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 drivers/net/wireless/ath/ath6kl/usb.c:135 ath6kl_usb_post_recv_transfers.constprop.0+0x22e/0x400 drivers/net/wireless/ath/ath6kl/usb.c:410 ath6kl_usb_start_recv_pipes drivers/net/wireless/ath/ath6kl/usb.c:484 [inline] hif_start drivers/net/wireless/ath/ath6kl/usb.c:682 [inline] ath6kl_usb_power_on+0x88/0x120 drivers/net/wireless/ath/ath6kl/usb.c:1041 ath6kl_hif_power_on drivers/net/wireless/ath/ath6kl/hif-ops.h:136 [inline] ath6kl_core_init drivers/net/wireless/ath/ath6kl/core.c:97 [inline] ath6kl_core_init+0x1ae/0x1040 drivers/net/wireless/ath/ath6kl/core.c:66 ath6kl_usb_probe+0xc7a/0x1180 drivers/net/wireless/ath/ath6kl/usb.c:1147 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x281/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2111 usb_set_configuration+0xdf6/0x1670 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+0x281/0x660 drivers/base/dd.c:509 driver_probe_device+0x104/0x210 drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2111 usb_new_device.cold+0x8c1/0x1016 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+0x1ada/0x3590 drivers/usb/core/hub.c:5432 process_one_work+0x905/0x1570 kernel/workqueue.c:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x30b/0x410 kernel/kthread.c:254 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace cc32e3d9cba8d87f ]--- RIP: 0010:__lock_acquire+0xb9f/0x5340 kernel/locking/lockdep.c:3664 Code: 28 00 00 00 0f 85 5a 2c 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 8c 2e 00 00 49 81 3e 60 39 8a 88 0f 84 35 f5 ff RSP: 0000:ffff8881d9efee60 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffff8881d9e36000 RCX: 0000000000000000 RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000001 RBP: ffff8881d9eff008 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: ffff8881d9e36000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa3055e5e00 CR3: 00000001cf439000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400