R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5a1e6f96d4
R13: 00000000004c06b8 R14: 00000000004d23f0 R15: 0000000000000004
kasan: CONFIG_KASAN_INLINE enabled
Bluetooth: Invalid header checksum
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Bluetooth: Can't allocate HCI device
CPU: 1 PID: 8164 Comm: kworker/1:3 Not tainted 5.0.0-rc8+ #88
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events hci_uart_write_work
kobject: 'loop0' (00000000dc7b483d): kobject_uevent_env
RIP: 0010:hci_uart_write_work+0x1b6/0x710 drivers/bluetooth/hci_ldisc.c:180
Code: 0f 85 6a 04 00 00 49 8b b4 24 c8 00 00 00 4c 89 ef e8 9e 5c 53 02 89 c6 48 8b 45 d0 48 8d b8 5c 10 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 1d
RSP: 0018:ffff88808e1dfcb0 EFLAGS: 00010203
RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c
RBP: ffff88808e1dfd30 R08: ffff88808e1d4140 R09: ffff88808e1d4a08
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88807213f080
R13: ffff888094a169c0 R14: ffff8880938793a8 R15: ffff88807213f0f0
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000047007d CR3: 00000000783e2000 CR4: 00000000001406e0
Call Trace:
 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173
 worker_thread+0x98/0xe40 kernel/workqueue.c:2319
 kthread+0x357/0x430 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
kobject: '(null)' (000000000625571e): kobject_cleanup, parent           (null)
kobject: 'loop0' (00000000dc7b483d): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: '(null)' (000000000625571e): calling ktype release
---[ end trace 50dbd815e33be1b4 ]---
kobject: 'loop4' (00000000bd51bb74): kobject_uevent_env
RIP: 0010:hci_uart_write_work+0x1b6/0x710 drivers/bluetooth/hci_ldisc.c:180
kobject: 'loop4' (00000000bd51bb74): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (00000000a6360e9f): kobject_uevent_env
Code: 0f 85 6a 04 00 00 49 8b b4 24 c8 00 00 00 4c 89 ef e8 9e 5c 53 02 89 c6 48 8b 45 d0 48 8d b8 5c 10 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 1d
kobject: 'loop3' (00000000a6360e9f): fill_kobj_path: path = '/devices/virtual/block/loop3'
RSP: 0018:ffff88808e1dfcb0 EFLAGS: 00010203
RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000
kobject: 'loop5' (0000000085f80f27): kobject_uevent_env
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c
RBP: ffff88808e1dfd30 R08: ffff88808e1d4140 R09: ffff88808e1d4a08
kobject: 'loop5' (0000000085f80f27): fill_kobj_path: path = '/devices/virtual/block/loop5'
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88807213f080
R13: ffff888094a169c0 R14: ffff8880938793a8 R15: ffff88807213f0f0
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc9fc58f98 CR3: 0000000008871000 CR4: 00000000001406e0