INFO: task syz.1.115:6320 blocked for more than 143 seconds.
Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.115 state:D stack:26640 pid:6320 tgid:6317 ppid:5828 task_flags:0x400140 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6856
schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_work+0xa47/0xc60 kernel/workqueue.c:4242
__cancel_work_sync+0xbc/0x110 kernel/workqueue.c:4362
hidp_session_remove+0x64/0x260 net/bluetooth/hidp/core.c:1169
l2cap_unregister_user+0x19c/0x1c0 net/bluetooth/l2cap_core.c:1732
hidp_connection_del+0xb0/0x160 net/bluetooth/hidp/core.c:1409
do_hidp_sock_ioctl net/bluetooth/hidp/sock.c:97 [inline]
hidp_sock_ioctl+0x3a5/0x870 net/bluetooth/hidp/sock.c:128
sock_do_ioctl+0x158/0x460 net/socket.c:1199
sock_ioctl+0x626/0x8e0 net/socket.c:1318
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f477718cde9
RSP: 002b:00007f477809f038 EFLAGS: 00000246
ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f47773a5fa0 RCX: 00007f477718cde9
RDX: 0000400000000000 RSI: 00000000400448c9 RDI: 0000000000000007
RBP: 00007f477720e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f47773a5fa0 R15: 00007ffd0da8d628
INFO: task khidpd_045b0009:6321 blocked for more than 144 seconds.
Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:khidpd_045b0009 state:D stack:28880 pid:6321 tgid:6321 ppid:2 task_flags:0x208040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
l2cap_unregister_user+0x6a/0x1c0 net/bluetooth/l2cap_core.c:1726
hidp_session_thread+0x450/0x490 net/bluetooth/hidp/core.c:1304
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task syz.4.190:6581 blocked for more than 145 seconds.
Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.190 state:D
stack:24696 pid:6581 tgid:6579 ppid:5842 task_flags:0x400140 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
rwsem_down_read_slowpath kernel/locking/rwsem.c:1084 [inline]
__down_read_common kernel/locking/rwsem.c:1248 [inline]
__down_read kernel/locking/rwsem.c:1261 [inline]
down_read+0x705/0xa40 kernel/locking/rwsem.c:1526
hidp_get_connlist+0x98/0x2b0 net/bluetooth/hidp/core.c:1423
do_hidp_sock_ioctl net/bluetooth/hidp/sock.c:106 [inline]
hidp_sock_ioctl+0x34e/0x870 net/bluetooth/hidp/sock.c:128
sock_do_ioctl+0x158/0x460 net/socket.c:1199
sock_ioctl+0x626/0x8e0 net/socket.c:1318
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d8f78cde9
RSP: 002b:00007f4d9054c038 EFLAGS: 00000246
ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f4d8f9a5fa0 RCX: 00007f4d8f78cde9
RDX: 0000400000000000 RSI: 00000000800448d2 RDI: 000000000000000f
RBP: 00007f4d8f80e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f4d8f9a5fa0 R15: 00007ffd422f8528
INFO: task syz.0.207:6637 blocked for more than 146 seconds.
Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.207 state:D
stack:27352 pid:6637 tgid:6635 ppid:5838 task_flags:0x400140 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x190e/0x4c90 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
rwsem_down_read_slowpath kernel/locking/rwsem.c:1084 [inline]
__down_read_common kernel/locking/rwsem.c:1248 [inline]
__down_read kernel/locking/rwsem.c:1261 [inline]
down_read+0x705/0xa40 kernel/locking/rwsem.c:1526
hidp_session_find+0x1c/0x110 net/bluetooth/hidp/core.c:1026
hidp_get_conninfo+0x17/0x50 net/bluetooth/hidp/core.c:1450
do_hidp_sock_ioctl net/bluetooth/hidp/sock.c:116 [inline]
hidp_sock_ioctl+0x2b5/0x870 net/bluetooth/hidp/sock.c:128
sock_do_ioctl+0x158/0x460 net/socket.c:1199
sock_ioctl+0x626/0x8e0 net/socket.c:1318
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc35038cde9
RSP: 002b:00007fc3512cd038 EFLAGS: 00000246
ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc3505a5fa0 RCX: 00007fc35038cde9
RDX: 0000400000000000 RSI: 00000000800448d3 RDI: 0000000000000004
RBP: 00007fc35040e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fc3505a5fa0 R15: 00007fffa9dc8638
Showing all locks held in the system:
6 locks held by kworker/1:0/25:
1 lock held by khungtaskd/30:
#0: ffffffff8eb38f60 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#0: ffffffff8eb38f60 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8eb38f60 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6746
2 locks held by getty/5588:
#0:
ffff8880314070a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x616/0x1770 drivers/tty/n_tty.c:2211
2 locks held by syz-executor/5832:
#0: ffff88807a634d80 (&hdev->req_lock){+.+.}-{4:4}, at: hci_dev_do_close net/bluetooth/hci_core.c:480 [inline]
#0: ffff88807a634d80 (&hdev->req_lock){+.+.}-{4:4}, at: hci_unregister_dev+0x203/0x510 net/bluetooth/hci_core.c:2677
#1: ffff88807a634078 (&hdev->lock){+.+.}-{4:4}, at: hci_dev_close_sync+0x60d/0x1260 net/bluetooth/hci_sync.c:5185
6 locks held by kworker/u8:8/6086:
#0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3211 [inline]
, at: process_scheduled_works+0x98b/0x18e0 kernel/workqueue.c:3317
#1:
ffffc90004e87c60
(
net_cleanup_work
){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
){+.+.}-{0:0}, at: process_scheduled_works+0x9c6/0x18e0 kernel/workqueue.c:3317
#2: ffffffff8fec7ad0 (pernet_ops_rwsem
){++++}-{4:4}
, at: cleanup_net+0x17a/0xd60 net/core/net_namespace.c:606
#3:
ffff88802a64b0e8
(
&dev->mutex
){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
){....}-{4:4}, at: devlink_pernet_pre_exit+0x13b/0x440 net/devlink/core.c:506
#4:
ffff88805cd42250
(
&devlink->lock_key
#12
){+.+.}-{4:4}
, at: devl_lock net/devlink/core.c:276 [inline]
, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
, at: devlink_pernet_pre_exit+0x14d/0x440 net/devlink/core.c:506
#5:
ffffffff8fed4248
(
rtnl_mutex
){+.+.}-{4:4}
, at: nsim_destroy+0xa4/0x620 drivers/net/netdevsim/netdev.c:1016
2 locks held by syz.1.115/6320:
#0:
ffff8880603d8078
(
&hdev->lock
){+.+.}-{4:4}
, at: l2cap_unregister_user+0x6a/0x1c0 net/bluetooth/l2cap_core.c:1726
#1: ffffffff90062590 (hidp_session_sem){++++}-{4:4}, at: hidp_session_remove+0x2d/0x260 net/bluetooth/hidp/core.c:1165
1 lock held by khidpd_045b0009/6321:
#0: ffff8880603d8078 (&hdev->lock){+.+.}-{4:4}, at: l2cap_unregister_user+0x6a/0x1c0 net/bluetooth/l2cap_core.c:1726
3 locks held by kworker/0:9/6506:
#0: ffff88801b080d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801b080d48 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x98b/0x18e0 kernel/workqueue.c:3317
#1:
ffffc9000c6a7c60
(
free_ipc_work
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3212 [inline]
, at: process_scheduled_works+0x9c6/0x18e0 kernel/workqueue.c:3317
#2: ffffffff8eb3e438 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:334 [inline]
#2: ffffffff8eb3e438 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x451/0x820 kernel/rcu/tree_exp.h:996
1 lock held by syz.4.190/6581:
#0: ffffffff90062590
(
hidp_session_sem
){++++}-{4:4}, at: hidp_get_connlist+0x98/0x2b0 net/bluetooth/hidp/core.c:1423
1 lock held by syz.0.207/6637:
#0: ffffffff90062590 (hidp_session_sem){++++}-{4:4}, at: hidp_session_find+0x1c/0x110 net/bluetooth/hidp/core.c:1026
3 locks held by kworker/u8:9/8171:
#0: ffff88801b089148 ((wq_completion)events_unbound
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3211 [inline]
, at: process_scheduled_works+0x98b/0x18e0 kernel/workqueue.c:3317
#1: ffffc9001d887c60
(
(work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
(work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9c6/0x18e0 kernel/workqueue.c:3317
#2: ffff888047638768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6061 [inline]
#2: ffff888047638768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xcf/0x490 net/wireless/core.c:421
3 locks held by kworker/u8:15/8177:
#0:
ffff88814ceb4148
(
(wq_completion)ipv6_addrconf
){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
){+.+.}-{0:0}, at: process_scheduled_works+0x98b/0x18e0 kernel/workqueue.c:3317
#1: ffffc9001d83fc60
(
(work_completion)(&(&ifa->dad_work)->work)
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3212 [inline]
, at: process_scheduled_works+0x9c6/0x18e0 kernel/workqueue.c:3317
#2:
ffffffff8fed4248
(
rtnl_mutex
){+.+.}-{4:4}
, at: rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
, at: addrconf_dad_work+0x10e/0x16a0 net/ipv6/addrconf.c:4190
1 lock held by syz.7.677/8423:
#0: ffffffff8fed4248 (rtnl_mutex){+.+.}-{4:4}, at: netdev_wait_allrefs_any net/core/dev.c:11026 [inline]
#0: ffffffff8fed4248 (rtnl_mutex){+.+.}-{4:4}, at: netdev_run_todo+0x75a/0xf30 net/core/dev.c:11147
1 lock held by syz.6.680/8433:
#0: ffffffff90062590 (hidp_session_sem){++++}-{4:4}, at: hidp_session_find+0x1c/0x110 net/bluetooth/hidp/core.c:1026
2 locks held by syz-executor/8956:
#0: ffff88804819cd80 (&hdev->req_lock){+.+.}-{4:4}, at: hci_dev_do_close net/bluetooth/hci_core.c:480 [inline]
#0: ffff88804819cd80 (&hdev->req_lock){+.+.}-{4:4}, at: hci_unregister_dev+0x203/0x510 net/bluetooth/hci_core.c:2677
#1: ffff88804819c078 (&hdev->lock){+.+.}-{4:4}, at: hci_dev_close_sync+0x60d/0x1260 net/bluetooth/hci_sync.c:5185
1 lock held by syz.2.865/9261:
#0: ffffffff90062590 (hidp_session_sem
){++++}-{4:4}
, at: hidp_session_find+0x1c/0x110 net/bluetooth/hidp/core.c:1026
2 locks held by syz-executor/9744:
#0:
ffff88805d17cd80
(
&hdev->req_lock
){+.+.}-{4:4}
, at: hci_dev_do_close net/bluetooth/hci_core.c:480 [inline]
, at: hci_unregister_dev+0x203/0x510 net/bluetooth/hci_core.c:2677
#1: ffff88805d17c078
(
&hdev->lock
){+.+.}-{4:4}
, at: hci_dev_close_sync+0x60d/0x1260 net/bluetooth/hci_sync.c:5185
2 locks held by kworker/u8:23/10454:
3 locks held by kworker/u8:24/10455:
#0:
ffff88801b089148
(
(wq_completion)events_unbound
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3211 [inline]
, at: process_scheduled_works+0x98b/0x18e0 kernel/workqueue.c:3317
#1:
ffffc90004fb7c60
(
(linkwatch_work).work
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3212 [inline]
, at: process_scheduled_works+0x9c6/0x18e0 kernel/workqueue.c:3317
#2: ffffffff8fed4248 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:285
4 locks held by syz.8.1222/10780:
#0: ffffffff8ff38310 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1:
ffff888030c7c0e8
(
&dev->mutex
){....}-{4:4}
, at: device_lock include/linux/device.h:1030 [inline]
, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
, at: devlink_get_from_attrs_lock+0x264/0x410 net/devlink/netlink.c:198
#2: ffff888030c7e250 (&devlink->lock_key#10){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
#2: ffff888030c7e250 (&devlink->lock_key#10){+.+.}-{4:4}, at: devlink_get_from_attrs_lock+0x273/0x410 net/devlink/netlink.c:198
#3: ffffffff8fed4248 (rtnl_mutex){+.+.}-{4:4}, at: nsim_destroy+0xa4/0x620 drivers/net/netdevsim/netdev.c:1016
=============================================
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:236 [inline]
watchdog+0x1058/0x10a0 kernel/hung_task.c:399
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 25 Comm: kworker/1:0 Not tainted 6.14.0-rc2-syzkaller-00158-g071ed42cff4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: events hidp_session_dev_work
RIP: 0010:io_serial_in+0x76/0xb0 drivers/tty/serial/8250/8250_port.c:409
Code: b0 ff 3d fc 89 e9 41 d3 e6 48 83 c3 40 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 e1 3c a5 fc 44 03 33 44 89 f2 ec <0f> b6 c0 5b 41 5e 41 5f 5d c3 cc cc cc cc 89 e9 80 e1 07 38 c1 7c
RSP: 0018:ffffc900001f6b78 EFLAGS: 00000002
RAX: 1ffffffff3532200 RBX: ffffffff9a991080 RCX: 0000000000000000
RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
RBP: 0000000000000000 R08: ffffffff8583b7a6 R09: 1ffff11004a32046
R10: dffffc0000000000 R11: ffffffff8583b760 R12: 0000000000000020
R13: 1ffffffff3532262 R14: 00000000000003fd R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561a9f8fe4e8 CR3: 0000000044db4000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
serial_in drivers/tty/serial/8250/8250.h:137 [inline]
serial_lsr_in drivers/tty/serial/8250/8250.h:159 [inline]
wait_for_lsr+0x1b1/0x320 drivers/tty/serial/8250/8250_port.c:2100
fifo_wait_for_lsr drivers/tty/serial/8250/8250_port.c:3348 [inline]
serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3371 [inline]
serial8250_console_write+0x134c/0x1e00 drivers/tty/serial/8250/8250_port.c:3456
console_emit_next_record kernel/printk/printk.c:3122 [inline]
console_flush_all+0x869/0xeb0 kernel/printk/printk.c:3210
__console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
console_unlock+0x14f/0x3b0 kernel/printk/printk.c:3309
vprintk_emit+0x730/0xa10 kernel/printk/printk.c:2432
dev_vprintk_emit+0x341/0x400 drivers/base/core.c:4890
dev_printk_emit+0xdd/0x120 drivers/base/core.c:4901
_dev_warn+0x122/0x170 drivers/base/core.c:4957
hid_parser_main+0x812/0xc00 drivers/hid/hid-core.c:660
hid_open_report+0xbd8/0x1580 drivers/hid/hid-core.c:1324
hid_parse include/linux/hid.h:1124 [inline]
hid_generic_probe+0x3d/0x90 drivers/hid/hid-generic.c:66
__hid_device_probe drivers/hid/hid-core.c:2713 [inline]
hid_device_probe+0x3bf/0x710 drivers/hid/hid-core.c:2750
really_probe+0x2b9/0xad0 drivers/base/dd.c:658
__driver_probe_device+0x1a2/0x390 drivers/base/dd.c:800
driver_probe_device+0x50/0x430 drivers/base/dd.c:830
__device_attach_driver+0x2d6/0x530 drivers/base/dd.c:958
bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:462
__device_attach+0x333/0x520 drivers/base/dd.c:1030
bus_probe_device+0x189/0x260 drivers/base/bus.c:537
device_add+0x856/0xbf0 drivers/base/core.c:3665
hid_add_device+0x3b6/0x520 drivers/hid/hid-core.c:2896
hidp_session_dev_add net/bluetooth/hidp/core.c:856 [inline]
hidp_session_dev_work+0x46/0x160 net/bluetooth/hidp/core.c:895
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244