R13: 00000000004c06ce R14: 00000000004d2338 R15: 0000000000000006
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
CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.0.0-rc5+ #62
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
kobject: '(null)' (00000000925b6ed8): kobject_cleanup, parent           (null)
Workqueue: events hci_uart_write_work
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 6e 9a 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: '(null)' (00000000925b6ed8): calling ktype release
RSP: 0018:ffff8880a9857cb0 EFLAGS: 00010203
RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c
RBP: ffff8880a9857d30 R08: ffff8880a9844140 R09: ffff8880a9844a08
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808b2d4dc0
R13: ffff8880a92d2380 R14: ffff888091d65ce8 R15: ffff88808b2d4e30
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcb9ec93f0 CR3: 0000000090d6d000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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: 'loop4' (0000000066f6d362): kobject_uevent_env
Bluetooth: Can't allocate HCI device
kobject: 'loop4' (0000000066f6d362): fill_kobj_path: path = '/devices/virtual/block/loop4'
---[ end trace cb683448dbdb3f1a ]---
kobject: 'bond57' (0000000083575e22): kobject_add_internal: parent: 'net', set: 'devices'
RIP: 0010:hci_uart_write_work+0x1b6/0x710 drivers/bluetooth/hci_ldisc.c:180
kobject: 'loop1' (000000000acaf544): kobject_uevent_env
Code: 0f 85 6a 04 00 00 49 8b b4 24 c8 00 00 00 4c 89 ef e8 6e 9a 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: 'loop1' (000000000acaf544): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'bond57' (0000000083575e22): kobject_uevent_env
kobject: 'loop5' (00000000201e25c9): kobject_uevent_env
kobject: 'bond57' (0000000083575e22): fill_kobj_path: path = '/devices/virtual/net/bond57'
kobject: 'loop5' (00000000201e25c9): fill_kobj_path: path = '/devices/virtual/block/loop5'
RSP: 0018:ffff8880a9857cb0 EFLAGS: 00010203
kobject: 'loop2' (000000009f9168f0): kobject_uevent_env
RAX: 000000000000020b RBX: dffffc0000000000 RCX: 0000000000000000
kobject: 'loop2' (000000009f9168f0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'queues' (0000000007e54742): kobject_add_internal: parent: 'bond57', set: '<NULL>'
kobject: '(null)' (00000000b4f9f6da): kobject_cleanup, parent           (null)
kobject: 'loop1' (000000000acaf544): kobject_uevent_env
kobject: '(null)' (00000000b4f9f6da): calling ktype release
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 000000000000105c
RBP: ffff8880a9857d30 R08: ffff8880a9844140 R09: ffff8880a9844a08
kobject: 'loop1' (000000000acaf544): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'queues' (0000000007e54742): kobject_uevent_env
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808b2d4dc0
R13: ffff8880a92d2380 R14: ffff888091d65ce8 R15: ffff88808b2d4e30
kobject: 'queues' (0000000007e54742): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop5' (00000000201e25c9): kobject_uevent_env
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
kobject: 'loop5' (00000000201e25c9): fill_kobj_path: path = '/devices/virtual/block/loop5'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 0000000008871000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400