hid-generic 0000:0000:0000.01D4: unknown main item tag 0x0
hid-generic 0000:0000:0000.01D4: unknown main item tag 0x0
hid-generic 0000:0000:0000.01D4: unknown main item tag 0x0
hid-generic 0000:0000:0000.01D4: unknown main item tag 0x0
hid-generic 0000:0000:0000.01D4: hidraw0: <UNKNOWN> HID v0.00 Device [syz0] on syz0
INFO: task init:28680 blocked for more than 140 seconds.
      Not tainted 4.9.189+ #2
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
init            D29128 28680      1 0x00000000
 0000000000000087 ffff8801d2552f80 ffff8801cee2c780 ffff8801db721000
 ffff8801a3a90000 ffff8801db721018 ffff8801c45ff758 ffffffff82818d1e
 ffff88010000000d 1ffff100388bfed4 00ffe8ffffd14660 ffff8801db7218f0
Call Trace:
 [<00000000b0066141>] schedule+0x92/0x1c0 kernel/sched/core.c:3546
 [<0000000053e5ae41>] schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3579
 [<00000000b9ce021c>] __mutex_lock_common kernel/locking/mutex.c:582 [inline]
 [<00000000b9ce021c>] mutex_lock_nested+0x38d/0x920 kernel/locking/mutex.c:621
 [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140
 [<00000000a577552d>] chrdev_open+0x230/0x630 fs/char_dev.c:398
 [<00000000d1fa6a76>] do_dentry_open+0x422/0xd20 fs/open.c:791
 [<00000000cb2ae561>] vfs_open+0x105/0x230 fs/open.c:904
 [<00000000bc99c153>] do_last fs/namei.c:3457 [inline]
 [<00000000bc99c153>] path_openat+0xbf5/0x2f60 fs/namei.c:3581
 [<0000000021d8b345>] do_filp_open+0x1a1/0x280 fs/namei.c:3615
 [<000000004e266a53>] do_sys_open+0x2f0/0x610 fs/open.c:1097
 [<00000000282617ea>] SYSC_open fs/open.c:1115 [inline]
 [<00000000282617ea>] SyS_open+0x2d/0x40 fs/open.c:1110
 [<00000000a586d719>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<0000000038f7b81e>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb

Showing all locks held in the system:
2 locks held by khungtaskd/24:
 #0:  (rcu_read_lock){......}, at: [<00000000c3fb4405>] check_hung_uninterruptible_tasks kernel/hung_task.c:169 [inline]
 #0:  (rcu_read_lock){......}, at: [<00000000c3fb4405>] watchdog+0x14b/0xaf0 kernel/hung_task.c:263
 #1:  (tasklist_lock){.+.+..}, at: [<00000000c8a6985e>] debug_show_all_locks+0x7f/0x21f kernel/locking/lockdep.c:4336
1 lock held by rsyslogd/1896:
 #0:  (&f->f_pos_lock){+.+.+.}, at: [<00000000591916aa>] __fdget_pos+0xa8/0xd0 fs/file.c:782
2 locks held by getty/2023:
 #0:  (&tty->ldisc_sem){++++++}, at: [<0000000086b9f17a>] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:377
 #1:  (&ldata->atomic_read_lock){+.+...}, at: [<00000000ccfabb6d>] n_tty_read+0x1fe/0x1820 drivers/tty/n_tty.c:2156
1 lock held by init/28680:
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140
1 lock held by init/28681:
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140
1 lock held by init/28682:
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140
1 lock held by init/28692:
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140
1 lock held by init/28693:
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<00000000c5227020>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140

=============================================

NMI backtrace for cpu 0
CPU: 0 PID: 24 Comm: khungtaskd Not tainted 4.9.189+ #2
 ffff8801d98d7cc8 ffffffff81b65c01 0000000000000000 0000000000000000
 0000000000000000 ffffffff81099a01 dffffc0000000000 ffff8801d98d7d00
 ffffffff81b70e9c 0000000000000000 0000000000000000 0000000000000000
Call Trace:
 [<0000000096c8342a>] __dump_stack lib/dump_stack.c:15 [inline]
 [<0000000096c8342a>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<000000001d58b900>] nmi_cpu_backtrace.cold+0x47/0x87 lib/nmi_backtrace.c:99
 [<0000000081fa4d71>] nmi_trigger_cpumask_backtrace+0x124/0x155 lib/nmi_backtrace.c:60
 [<0000000049664afc>] arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:37
 [<0000000094e7f56a>] trigger_all_cpu_backtrace include/linux/nmi.h:58 [inline]
 [<0000000094e7f56a>] check_hung_task kernel/hung_task.c:126 [inline]
 [<0000000094e7f56a>] check_hung_uninterruptible_tasks kernel/hung_task.c:183 [inline]
 [<0000000094e7f56a>] watchdog+0x670/0xaf0 kernel/hung_task.c:263
 [<00000000275e4ab1>] kthread+0x278/0x310 kernel/kthread.c:211
 [<00000000c2188207>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:375
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 31447 Comm: syz-executor.3 Not tainted 4.9.189+ #2
task: 000000009a7bd4ee task.stack: 00000000c3f3e495
RIP: 0010:[<ffffffff81322371>] 
c [<00000000477b8698>] __sanitizer_cov_trace_pc+0x1/0x50 kernel/kcov.c:93
RSP: 0018:ffff8801a2157710  EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff8801a2157868 RCX: 1ffff1003442aee9
RDX: 0000000000000004 RSI: 00000000000000cf RDI: 00000000000000cf
RBP: ffff8801a2157810 R08: 0000000000000000 R09: ffff8801a2157868
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000002
R13: 00000000000000cf R14: 00000000000000cf R15: 0000000000000004
FS:  00007f213344a700(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001d6454000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801a2157810
c ffffffff81a12905
c ffffffff81a129e9
c 0000000000000002
c
 0000000000000001
c ffff8801c6b6af80
c 1ffff1003442aee9
c 0000000041b58ab3
c
 ffffffff82e55219
c ffffffff81a12870
c 0000000000000007
c ffff8801a2157868
c
Call Trace:
 [<00000000d2c60375>] cred_has_capability+0x138/0x2a0 security/selinux/hooks.c:1688
 [<00000000bd0d11c7>] selinux_capable+0x36/0x40 security/selinux/hooks.c:2200
 [<00000000eb4b6db7>] security_capable+0x88/0xc0 security/security.c:189
 [<000000009a2a49e1>] ns_capable_common+0x73/0x160 kernel/capability.c:373
 [<000000005f62e0ac>] ns_capable kernel/capability.c:395 [inline]
 [<000000005f62e0ac>] capable_wrt_inode_uidgid+0x81/0xc0 kernel/capability.c:485
 [<0000000064e814e0>] generic_permission fs/namei.c:344 [inline]
 [<0000000064e814e0>] generic_permission+0x294/0x3c0 fs/namei.c:331
 [<0000000025f00b14>] do_inode_permission fs/namei.c:392 [inline]
 [<0000000025f00b14>] __inode_permission2+0x79/0x2e0 fs/namei.c:427
 [<000000003a4837ad>] inode_permission2+0x32/0x110 fs/namei.c:485
 [<0000000001f77a6b>] may_open.isra.0+0x17c/0x290 fs/namei.c:2996
 [<00000000f1711269>] do_last fs/namei.c:3453 [inline]
 [<00000000f1711269>] path_openat+0xb8d/0x2f60 fs/namei.c:3581
 [<0000000021d8b345>] do_filp_open+0x1a1/0x280 fs/namei.c:3615
 [<000000004e266a53>] do_sys_open+0x2f0/0x610 fs/open.c:1097
 [<00000000282617ea>] SYSC_open fs/open.c:1115 [inline]
 [<00000000282617ea>] SyS_open+0x2d/0x40 fs/open.c:1110
 [<00000000a586d719>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<0000000038f7b81e>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 
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