hid-generic 0000:0000:0000.23E7: unknown main item tag 0x0
hid-generic 0000:0000:0000.23E7: unknown main item tag 0x0
hid-generic 0000:0000:0000.23E7: unknown main item tag 0x0
hid-generic 0000:0000:0000.23E7: unknown main item tag 0x0
hid-generic 0000:0000:0000.23E7: unknown main item tag 0x0
INFO: task init:7226 blocked for more than 140 seconds.
      Not tainted 4.4.172+ #13
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
init            D ffff8801d846f718 29280  7226      1 0x00000000
 ffff8801d846f718 ffff8800ba2617c0 da4bd97c4a6f1e78 ffff8800ba2617c0
 0000000000000000 ffff8800ba262000 ffff8801db71f180 ffff8801db71f1a8
 ffff8801db71e898 ffff8800bac32f80 ffff8800ba2617c0 ffffed003b08d001
Call Trace:
 [<ffffffff827095f9>] schedule+0x99/0x1d0 kernel/sched/core.c:3355
 [<ffffffff82709db3>] schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3388
 [<ffffffff8270bf12>] __mutex_lock_common kernel/locking/mutex.c:582 [inline]
 [<ffffffff8270bf12>] mutex_lock_nested+0x3c2/0xb80 kernel/locking/mutex.c:621
 [<ffffffff81c8aeaa>] tty_open+0x56a/0xf50 drivers/tty/tty_io.c:2067
 [<ffffffff814a3b00>] chrdev_open+0x230/0x630 fs/char_dev.c:388
 [<ffffffff8149130f>] do_dentry_open+0x38f/0xbd0 fs/open.c:749
 [<ffffffff81494afb>] vfs_open+0x10b/0x210 fs/open.c:862
 [<ffffffff814c5a1f>] do_last fs/namei.c:3269 [inline]
 [<ffffffff814c5a1f>] path_openat+0x136f/0x4470 fs/namei.c:3406
 [<ffffffff814cc6f1>] do_filp_open+0x1a1/0x270 fs/namei.c:3440
 [<ffffffff81495428>] do_sys_open+0x2f8/0x600 fs/open.c:1038
 [<ffffffff8149575d>] SYSC_open fs/open.c:1056 [inline]
 [<ffffffff8149575d>] SyS_open+0x2d/0x40 fs/open.c:1051
 [<ffffffff82718621>] entry_SYSCALL_64_fastpath+0x1e/0x9a
1 lock held by init/7226:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81c8aeaa>] tty_open+0x56a/0xf50 drivers/tty/tty_io.c:2067
Sending NMI to all CPUs:
NMI backtrace for cpu 0
CPU: 0 PID: 20 Comm: khungtaskd Not tainted 4.4.172+ #13
task: ffff8801da6c4740 task.stack: ffff8801d9ef0000
RIP: 0010:[<ffffffff8109b617>]  [<ffffffff8109b617>] _flat_send_IPI_mask arch/x86/kernel/apic/apic_flat_64.c:62 [inline]
RIP: 0010:[<ffffffff8109b617>]  [<ffffffff8109b617>] flat_send_IPI_mask+0xf7/0x1b0 arch/x86/kernel/apic/apic_flat_64.c:69
RSP: 0018:ffff8801d9ef7c88  EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000
RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300
RBP: ffff8801d9ef7cb8 R08: 0000000000000018 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246
R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002
FS:  0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6df3fc01c4 CR3: 00000000b926c000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 0000000000000001 ffffffff82e5f2e0 ffffffff831a67c0 fffffbfff0634bd4
 000000000001b6c0 0000000000000008 ffff8801d9ef7cd8 ffffffff81092bee
 0000000000000008 ffffffff82924260 ffff8801d9ef7d30 ffffffff81ab7e92
Call Trace:
 [<ffffffff81092bee>] nmi_raise_cpu_backtrace+0x5e/0x80 arch/x86/kernel/apic/hw_nmi.c:33
 [<ffffffff81ab7e92>] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae lib/nmi_backtrace.c:85
 [<ffffffff81092ca4>] arch_trigger_all_cpu_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 [<ffffffff813b4556>] trigger_all_cpu_backtrace include/linux/nmi.h:44 [inline]
 [<ffffffff813b4556>] check_hung_task kernel/hung_task.c:125 [inline]
 [<ffffffff813b4556>] check_hung_uninterruptible_tasks kernel/hung_task.c:182 [inline]
 [<ffffffff813b4556>] watchdog.cold+0xd3/0xee kernel/hung_task.c:238
 [<ffffffff811340b3>] kthread+0x273/0x310 kernel/kthread.c:211
 [<ffffffff82718a45>] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:537
Code: 00 c3 5f ff 80 e6 10 75 e1 41 c1 e5 18 44 89 2c 25 10 c3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 c3 5f ff <41> f7 c4 00 02 00 00 75 1e 4c 89 e7 57 9d 0f 1f 44 00 00 e8 e1 
NMI backtrace for cpu 1
CPU: 1 PID: 7143 Comm: init Not tainted 4.4.172+ #13
task: ffff8801cfe597c0 task.stack: ffff8801d9b88000
RIP: 0010:[<ffffffff81309400>]  [<ffffffff81309400>] __read_once_size include/linux/compiler.h:218 [inline]
RIP: 0010:[<ffffffff81309400>]  [<ffffffff81309400>] check_kcov_mode kernel/kcov.c:68 [inline]
RIP: 0010:[<ffffffff81309400>]  [<ffffffff81309400>] __sanitizer_cov_trace_pc+0x20/0x50 kernel/kcov.c:100
RSP: 0018:ffff8801d9b8f4e8  EFLAGS: 00000046
RAX: ffff8801cfe597c0 RBX: 000002efac5cdfdc RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81b0a7dc RDI: ffffffff8292c000
RBP: ffff8801d9b8f4e8 R08: 0000000000000002 R09: ffff8801cfe5a0f8
R10: ffffffff83a40090 R11: 0000000000000000 R12: 000002efac5cdbb0
R13: ffffffff8292bfc0 R14: ffffffff8292c000 R15: fffffbfff092dca5
FS:  00007f343d8a07a0(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200002c0 CR3: 00000001d24d6000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801d9b8f528 ffffffff81b0a7dc ffffffff8285554d 000002efac5cdfdc
 000002efac5cdbb0 0000000000000001 00000000000008fd fffffbfff092dca5
 ffff8801d9b8f538 ffffffff81b0a9dc ffff8801d9b8f568 ffffffff81ad8a72
Call Trace:
 [<ffffffff81b0a7dc>] check_preemption_disabled+0x1c/0x200 lib/smp_processor_id.c:13
 [<ffffffff81b0a9dc>] debug_smp_processor_id+0x1c/0x20 lib/smp_processor_id.c:56
 [<ffffffff81ad8a72>] delay_tsc+0x42/0xc0 arch/x86/lib/delay.c:78
 [<ffffffff81ad8970>] __delay+0x10/0x20 arch/x86/lib/delay.c:160
 [<ffffffff81ad89aa>] __const_udelay+0x2a/0x30 arch/x86/lib/delay.c:174
 [<ffffffff81cc41ff>] wait_for_xmitr+0x6f/0x1e0 drivers/tty/serial/8250/8250_port.c:1725
 [<ffffffff81cc4390>] serial8250_console_putchar+0x20/0x60 drivers/tty/serial/8250/8250_port.c:2806
 [<ffffffff81caf3c6>] uart_console_write+0x56/0xe0 drivers/tty/serial/serial_core.c:1789
 [<ffffffff81ccdd2b>] serial8250_console_write+0x2fb/0x870 drivers/tty/serial/8250/8250_port.c:2872
 [<ffffffff81cbd44f>] univ8250_console_write+0x5f/0x70 drivers/tty/serial/8250/8250_core.c:594
 [<ffffffff8121c6ef>] call_console_drivers.constprop.0+0x1ef/0x3f0 kernel/printk/printk.c:1468
 [<ffffffff8121fbf2>] console_unlock kernel/printk/printk.c:2335 [inline]
 [<ffffffff8121fbf2>] console_unlock+0x602/0xa10 kernel/printk/printk.c:2242
 [<ffffffff81220cd7>] console_device+0x97/0xc0 kernel/printk/printk.c:2443
 [<ffffffff81c8b227>] tty_lookup_driver drivers/tty/tty_io.c:2000 [inline]
 [<ffffffff81c8b227>] tty_open+0x8e7/0xf50 drivers/tty/tty_io.c:2068
 [<ffffffff814a3b00>] chrdev_open+0x230/0x630 fs/char_dev.c:388
 [<ffffffff8149130f>] do_dentry_open+0x38f/0xbd0 fs/open.c:749
 [<ffffffff81494afb>] vfs_open+0x10b/0x210 fs/open.c:862
 [<ffffffff814c5a1f>] do_last fs/namei.c:3269 [inline]
 [<ffffffff814c5a1f>] path_openat+0x136f/0x4470 fs/namei.c:3406
 [<ffffffff814cc6f1>] do_filp_open+0x1a1/0x270 fs/namei.c:3440
 [<ffffffff81495428>] do_sys_open+0x2f8/0x600 fs/open.c:1038
 [<ffffffff8149575d>] SYSC_open fs/open.c:1056 [inline]
 [<ffffffff8149575d>] SyS_open+0x2d/0x40 fs/open.c:1051
 [<ffffffff82718621>] entry_SYSCALL_64_fastpath+0x1e/0x9a
Code: d7 b8 17 00 e9 42 fe ff ff 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 80 67 01 00 65 8b 15 18 d3 d0 7e 81 e2 00 01 1f 00 75 2b <8b> 90 50 12 00 00 83 fa 02 75 20 48 8b 88 58 12 00 00 8b 80 54