Bluetooth: hci8: command 0x1009 tx timeout
Bluetooth: hci9: command 0x1009 tx timeout
Bluetooth: hci11: command 0x1009 tx timeout
Bluetooth: hci10: command 0x1009 tx timeout
Bluetooth: hci6: Frame reassembly failed (-84)
BUG: unable to handle kernel paging request at ffffffffffffffd6
PGD 906b067 P4D 906b067 PUD 906d067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10154 Comm: syz-executor.4 Not tainted 4.18.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:h4_recv_buf+0x16a/0xb90 drivers/bluetooth/hci_h4.c:188
Code: 84 19 02 00 00 4d 8d 57 2a 4c 89 d0 48 c1 e8 03 42 0f b6 14 30 4c 89 d0 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 3c 07 00 
Bluetooth: hci8: Frame reassembly failed (-84)
00 <45> 0f b7 67 2a 4d 8d 9f 80 00 00 00 4c 89 d8 48 c1 e8 03 42 0f b6 
RSP: 0018:ffff8800b3ebf9e8 EFLAGS: 00010246
RAX: 0000000000000007 RBX: 0000000000000001 RCX: ffffffff885990b0
RDX: 0000000000000000 RSI: ffffffff885990a0 RDI: ffff8800ac2b3180
RBP: ffff8800b3ebfa80 R08: ffffffff885990a0 R09: 0000000000000003
R10: ffffffffffffffd6 R11: ffff8800ba63ea53 R12: ffff8800aee06d80
R13: ffff8800b3ebfb58 R14: dffffc0000000000 R15: ffffffffffffffac
FS:  00007f7577806700(0000) GS:ffff8800ba600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000009ec66000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 h4_recv+0xc8/0x1d0 drivers/bluetooth/hci_h4.c:131
 hci_uart_tty_receive+0x1ce/0x460 drivers/bluetooth/hci_ldisc.c:605
 tiocsti drivers/tty/tty_io.c:2180 [inline]
 tty_ioctl+0x640/0x1280 drivers/tty/tty_io.c:2566
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x196/0x1050 fs/ioctl.c:684
 ksys_ioctl+0x62/0x90 fs/ioctl.c:701
 __do_sys_ioctl fs/ioctl.c:708 [inline]
 __se_sys_ioctl fs/ioctl.c:706 [inline]
 __x64_sys_ioctl+0x6e/0xb0 fs/ioctl.c:706
 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4665e9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 
RSP: 002b:00007f7577806188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 00000000200000c0 RSI: 0000000000005412 RDI: 0000000000000003
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffe30f263cf R14: 00007f7577806300 R15: 0000000000022000
Modules linked in:
CR2: ffffffffffffffd6
---[ end trace 6d5c9b1ba12e0f93 ]---
BUG: unable to handle kernel paging request at ffffffffffffffd6
RIP: 0010:h4_recv_buf+0x16a/0xb90 drivers/bluetooth/hci_h4.c:188
PGD 906b067 
Code: 
P4D 906b067 
84 
PUD 906d067 
19 
PMD 0 
02 
00 
Oops: 0000 [#2] PREEMPT SMP KASAN
00 4d 
CPU: 1 PID: 10158 Comm: syz-executor.1 Tainted: G      D           4.18.0-syzkaller #0
8d 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
57 2a 
RIP: 0010:h4_recv_buf+0x16a/0xb90 drivers/bluetooth/hci_h4.c:188
4c 
Code: 
89 
84 
d0 
19 
48 
02 00 
c1 
00 
e8 
4d 
03 
8d 
42 
57 
0f 
2a 
b6 
4c 
14 
89 
30 
d0 
4c 
48 
89 
c1 
d0 
e8 
83 
03 
e0 
42 
07 
0f 
83 
b6 
c0 
14 
01 
30 
38 
4c 
d0 
89 
7c 
d0 
08 
83 
84 
e0 
d2 
07 
0f 
83 
85 
c0 
3c 
01 
07 
38 
00 
d0 
00 
7c 
<45> 
08 
0f 
84 
b7 
d2 
67 
0f 
2a 
85 
4d 8d 
3c 
9f 
07 
80 
00 
00 00 
00 
00 
<45> 
4c 
0f 
89 
b7 
d8 
67 
48 
2a 
c1 
4d 
e8 03 
8d 
42 
9f 
0f 
80 
b6 
00 
00 
RSP: 0018:ffff8800b3ebf9e8 EFLAGS: 00010246
00 
4c 
RAX: 0000000000000007 RBX: 0000000000000001 RCX: ffffffff885990b0
89 
RDX: 0000000000000000 RSI: ffffffff885990a0 RDI: ffff8800ac2b3180
d8 
RBP: ffff8800b3ebfa80 R08: ffffffff885990a0 R09: 0000000000000003
48 
R10: ffffffffffffffd6 R11: ffff8800ba63ea53 R12: ffff8800aee06d80
c1 
R13: ffff8800b3ebfb58 R14: dffffc0000000000 R15: ffffffffffffffac
e8 
FS:  00007f7577806700(0000) GS:ffff8800ba600000(0000) knlGS:0000000000000000
03 
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
42 
CR2: ffffffffffffffd6 CR3: 000000009ec66000 CR4: 00000000001406f0
0f b6 
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
RSP: 0018:ffff8800b3e7f9e8 EFLAGS: 00010246
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400