sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
==================================================================
BUG: KASAN: slab-use-after-free in hci_conn_hash_flush+0x201/0x240
Read of size 8 at addr ffff88801fa08000 by task syz-executor.5/3868
CPU: 1 PID: 3868 Comm: syz-executor.5 Not tainted 6.3.0-next-20230428 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0x91/0xf0
print_report+0xcc/0x620
kasan_report+0xc0/0xf0
hci_conn_hash_flush+0x201/0x240
hci_dev_close_sync+0x57f/0xff0
hci_unregister_dev+0x15e/0x410
vhci_release+0x80/0x100
__fput+0x263/0xa40
task_work_run+0x174/0x280
do_exit+0xad8/0x2720
do_group_exit+0xd4/0x2a0
get_signal+0x263c/0x26c0
arch_do_signal_or_restart+0x79/0x590
exit_to_user_mode_prepare+0xeb/0x180
syscall_exit_to_user_mode+0x1d/0x50
do_syscall_64+0x4c/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f0d6958b69c
Code: Unable to access opcode bytes at 0x7f0d6958b672.
RSP: 002b:00007ffe13875f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: fffffffffffffe00 RBX: 00007ffe13876010 RCX: 00007f0d6958b69c
RDX: 0000000000000040 RSI: 00007f0d696e8020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefeff646b66
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f0d696b8e48 R15: 00007ffe13876050
Allocated by task 7485:
kasan_save_stack+0x22/0x50
kasan_set_track+0x25/0x30
__kasan_kmalloc+0x7f/0x90
hci_conn_add+0xa3/0x14d0
hci_connect_sco+0x3e7/0x1120
sco_sock_connect+0x2c0/0x9c0
__sys_connect_file+0x159/0x1a0
__sys_connect+0x169/0x1a0
__x64_sys_connect+0x73/0xb0
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
Freed by task 3868:
kasan_save_stack+0x22/0x50
kasan_set_track+0x25/0x30
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
kasan_save_free_info+0x2e/0x50
__kasan_slab_free+0x10a/0x190
__kmem_cache_free+0xd1/0x2f0
device_release+0xa6/0x240
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
kobject_put+0x177/0x270
put_device+0x1f/0x30
hci_conn_del+0x29f/0x810
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
hci_conn_unlink+0x211/0x390
hci_conn_unlink+0x2a3/0x390
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
hci_conn_hash_flush+0x195/0x240
hci_dev_close_sync+0x57f/0xff0
hci_unregister_dev+0x15e/0x410
vhci_release+0x80/0x100
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
__fput+0x263/0xa40
task_work_run+0x174/0x280
do_exit+0xad8/0x2720
do_group_exit+0xd4/0x2a0
get_signal+0x263c/0x26c0
arch_do_signal_or_restart+0x79/0x590
exit_to_user_mode_prepare+0xeb/0x180
syscall_exit_to_user_mode+0x1d/0x50
do_syscall_64+0x4c/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
The buggy address belongs to the object at ffff88801fa08000
which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 0 bytes inside of
freed 4096-byte region [ffff88801fa08000, ffff88801fa09000)
The buggy address belongs to the physical page:
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
page:00000000e9481d45 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1fa08
head:00000000e9481d45 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
flags: 0x100000000010200(slab|head|node=0|zone=1)
page_type: 0xffffffff()
raw: 0100000000010200 ffff888008442140 dead000000000100 dead000000000122
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
ffff88801fa07f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffff88801fa07f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88801fa08000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88801fa08080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
ffff88801fa08100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
general protection fault, probably for non-canonical address 0xe0869c3b400001e3: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: maybe wild-memory-access in range [0x043501da00000f18-0x043501da00000f1f]
CPU: 1 PID: 3868 Comm: syz-executor.5 Tainted: G B 6.3.0-next-20230428 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:hci_conn_cleanup+0x1c5/0x780
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ef 04 00 00 48 89 da 49 89 5c 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ab 04 00 00 48 b8 22 01 00 00 00 00 ad de 4c 89
RSP: 0018:ffff88803c63f8e8 EFLAGS: 00010213
RAX: dffffc0000000000 RBX: 043501da00000f1c RCX: ffffffff83daa2d3
RDX: 0086a03b400001e3 RSI: 0000000000000008 RDI: ffff88800d8fd5f8
RBP: ffff88801fa08000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d8fd5f0
R13: ffff88801fa08260 R14: dffffc0000000000 R15: ffff888035790000
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fed8511f3c8 CR3: 000000000d7e0000 CR4: 0000000000350ee0
Call Trace:
hci_conn_del+0x29f/0x810
hci_conn_hash_flush+0x19d/0x240
hci_dev_close_sync+0x57f/0xff0
hci_unregister_dev+0x15e/0x410
vhci_release+0x80/0x100
__fput+0x263/0xa40
task_work_run+0x174/0x280
do_exit+0xad8/0x2720
do_group_exit+0xd4/0x2a0
get_signal+0x263c/0x26c0
arch_do_signal_or_restart+0x79/0x590
exit_to_user_mode_prepare+0xeb/0x180
syscall_exit_to_user_mode+0x1d/0x50
do_syscall_64+0x4c/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f0d6958b69c
Code: Unable to access opcode bytes at 0x7f0d6958b672.
RSP: 002b:00007ffe13875f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: fffffffffffffe00 RBX: 00007ffe13876010 RCX: 00007f0d6958b69c
RDX: 0000000000000040 RSI: 00007f0d696e8020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefeff646b66
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f0d696b8e48 R15: 00007ffe13876050
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hci_conn_cleanup+0x1c5/0x780
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ef 04 00 00 48 89 da 49 89 5c 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ab 04 00 00 48 b8 22 01 00 00 00 00 ad de 4c 89
RSP: 0018:ffff88803c63f8e8 EFLAGS: 00010213
RAX: dffffc0000000000 RBX: 043501da00000f1c RCX: ffffffff83daa2d3
RDX: 0086a03b400001e3 RSI: 0000000000000008 RDI: ffff88800d8fd5f8
RBP: ffff88801fa08000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d8fd5f0
R13: ffff88801fa08260 R14: dffffc0000000000 R15: ffff888035790000
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fed8511f3c8 CR3: 000000000d7e0000 CR4: 0000000000350ee0
Fixing recursive fault but reboot is needed!
BUG: scheduling while atomic: syz-executor.5/3868/0x00000000
INFO: lockdep is turned off.
Modules linked in:
CPU: 1 PID: 3868 Comm: syz-executor.5 Tainted: G B D 6.3.0-next-20230428 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0xc1/0xf0
__schedule_bug+0xb9/0x100
__schedule+0x1d59/0x2b10
do_task_dead+0xd5/0x100
make_task_dead+0x36e/0x3b0
rewind_stack_and_make_dead+0x17/0x20
RIP: 0033:0x7f0d6958b69c
Code: Unable to access opcode bytes at 0x7f0d6958b672.
RSP: 002b:00007ffe13875f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: fffffffffffffe00 RBX: 00007ffe13876010 RCX: 00007f0d6958b69c
RDX: 0000000000000040 RSI: 00007f0d696e8020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefeff646b66
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f0d696b8e48 R15: 00007ffe13876050
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
general protection fault, probably for non-canonical address 0xe0869c3b400001e4: 0000 [#2] PREEMPT SMP KASAN NOPTI
KASAN: maybe wild-memory-access in range [0x043501da00000f20-0x043501da00000f27]
CPU: 0 PID: 3872 Comm: syz-executor.7 Tainted: G B D W 6.3.0-next-20230428 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:hci_conn_cleanup+0x1c5/0x780
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ef 04 00 00 48 89 da 49 89 5c 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ab 04 00 00 48 b8 22 01 00 00 00 00 ad de 4c 89
RSP: 0018:ffff88803dc878e8 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 043501da00000f20 RCX: ffffffff83daa2d3
RDX: 0086a03b400001e4 RSI: 0000000000000008 RDI: ffff88800d7681a8
RBP: ffff8880090a4000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d7681a0
R13: ffff8880090a4260 R14: dffffc0000000000 R15: ffff888035758000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558f6c497b90 CR3: 0000000015b24000 CR4: 0000000000350ef0
Call Trace:
hci_conn_del+0x29f/0x810
hci_conn_hash_flush+0x19d/0x240
hci_dev_close_sync+0x57f/0xff0
hci_unregister_dev+0x15e/0x410
vhci_release+0x80/0x100
__fput+0x263/0xa40
task_work_run+0x174/0x280
do_exit+0xad8/0x2720
do_group_exit+0xd4/0x2a0
get_signal+0x263c/0x26c0
arch_do_signal_or_restart+0x79/0x590
exit_to_user_mode_prepare+0xeb/0x180
syscall_exit_to_user_mode+0x1d/0x50
do_syscall_64+0x4c/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f8e4788ec27
Code: Unable to access opcode bytes at 0x7f8e4788ebfd.
RSP: 002b:00007ffe0971a038 EFLAGS: 00000202 ORIG_RAX: 0000000000000053
RAX: 0000000000000000 RBX: 00007ffe0971a0c0 RCX: 00007f8e4788ec27
RDX: 00007ffe0971a0d7 RSI: 00000000000001ff RDI: 00007ffe0971a0c0
RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe09719ed0
R10: 00007ffe09719d87 R11: 0000000000000202 R12: 0000000000000001
R13: 00007ffe0971a340 R14: 0000000000000000 R15: 00000000000000f8
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hci_conn_cleanup+0x1c5/0x780
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ef 04 00 00 48 89 da 49 89 5c 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 ab 04 00 00 48 b8 22 01 00 00 00 00 ad de 4c 89
RSP: 0018:ffff88803c63f8e8 EFLAGS: 00010213
RAX: dffffc0000000000 RBX: 043501da00000f1c RCX: ffffffff83daa2d3
RDX: 0086a03b400001e3 RSI: 0000000000000008 RDI: ffff88800d8fd5f8
RBP: ffff88801fa08000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d8fd5f0
R13: ffff88801fa08260 R14: dffffc0000000000 R15: ffff888035790000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558f6c497b90 CR3: 0000000015b24000 CR4: 0000000000350ef0
Fixing recursive fault but reboot is needed!
BUG: scheduling while atomic: syz-executor.7/3872/0x00000000
INFO: lockdep is turned off.
Modules linked in:
CPU: 0 PID: 3872 Comm: syz-executor.7 Tainted: G B D W 6.3.0-next-20230428 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0xc1/0xf0
__schedule_bug+0xb9/0x100
__schedule+0x1d59/0x2b10
do_task_dead+0xd5/0x100
make_task_dead+0x36e/0x3b0
rewind_stack_and_make_dead+0x17/0x20
RIP: 0033:0x7f8e4788ec27
Code: Unable to access opcode bytes at 0x7f8e4788ebfd.
RSP: 002b:00007ffe0971a038 EFLAGS: 00000202 ORIG_RAX: 0000000000000053
RAX: 0000000000000000 RBX: 00007ffe0971a0c0 RCX: 00007f8e4788ec27
RDX: 00007ffe0971a0d7 RSI: 00000000000001ff RDI: 00007ffe0971a0c0
RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe09719ed0
R10: 00007ffe09719d87 R11: 0000000000000202 R12: 0000000000000001
R13: 00007ffe0971a340 R14: 0000000000000000 R15: 00000000000000f8
Bluetooth: hci7: command 0x0405 tx timeout
Bluetooth: hci4: command 0x0405 tx timeout
Bluetooth: hci2: Opcode 0x c03 failed: -110
Bluetooth: hci6: Opcode 0x c03 failed: -110
Bluetooth: hci3: Opcode 0x c03 failed: -110
Bluetooth: hci2: Opcode 0x c03 failed: -110
Bluetooth: hci3: Opcode 0x c03 failed: -110
Bluetooth: hci6: Opcode 0x c03 failed: -110
----------------
Code disassembly (best guess), 2 bytes skipped:
0: df 48 89 fisttps -0x77(%rax)
3: fa cli
4: 48 c1 ea 03 shr $0x3,%rdx
8: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
c: 0f 85 ef 04 00 00 jne 0x501
12: 48 89 da mov %rbx,%rdx
15: 49 89 5c 24 08 mov %rbx,0x8(%r12)
1a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
21: fc ff df
24: 48 c1 ea 03 shr $0x3,%rdx
* 28: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2c: 0f 85 ab 04 00 00 jne 0x4dd
32: 48 b8 22 01 00 00 00 movabs $0xdead000000000122,%rax
39: 00 ad de
3c: 4c rex.WR
3d: 89 .byte 0x89