hid-generic 0000:0000:0000.0098: unknown main item tag 0x0 hid-generic 0000:0000:0000.0098: unknown main item tag 0x0 hid-generic 0000:0000:0000.0098: unknown main item tag 0x0 hid-generic 0000:0000:0000.0098: unknown main item tag 0x0 hid-generic 0000:0000:0000.0098: hidraw0: HID v0.00 Device [syz0] on syz0 INFO: task init:10462 blocked for more than 140 seconds. Not tainted 4.9.194+ #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. init D29136 10462 1 0x00000000 0000000000000087 ffff8801c574c740 ffff8801d264f380 ffff8801db721000 ffff8801d1798000 ffff8801db721018 ffff88019ff5f758 ffffffff8281af8e ffff88019ff5f698 ffffffff81249811 00ff88019ff5f750 ffff8801db7218f0 Call Trace: [<0000000008dd33e0>] schedule+0x92/0x1c0 kernel/sched/core.c:3546 [<00000000fd92731a>] schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3579 [<00000000e168fea6>] __mutex_lock_common kernel/locking/mutex.c:582 [inline] [<00000000e168fea6>] mutex_lock_nested+0x38d/0x920 kernel/locking/mutex.c:621 [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 [<000000009c3e8fe1>] chrdev_open+0x230/0x630 fs/char_dev.c:398 [<00000000b4eea53b>] do_dentry_open+0x422/0xd20 fs/open.c:791 [<000000002da444e6>] vfs_open+0x105/0x230 fs/open.c:904 [<00000000714ddcbb>] do_last fs/namei.c:3541 [inline] [<00000000714ddcbb>] path_openat+0xbf5/0x2f60 fs/namei.c:3665 [<00000000bdaf5bb0>] do_filp_open+0x1a1/0x280 fs/namei.c:3699 [<00000000806710ce>] do_sys_open+0x2f0/0x610 fs/open.c:1097 [<000000005585ded6>] SYSC_open fs/open.c:1115 [inline] [<000000005585ded6>] SyS_open+0x2d/0x40 fs/open.c:1110 [<00000000a6baae52>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<00000000dbe43d2e>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Showing all locks held in the system: hm, tasklist_lock locked, retrying... #1 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: unknown main item tag 0x0 hid-generic 0000:0000:0000.0099: hidraw0: HID v0.00 Device [syz0] on syz0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: unknown main item tag 0x0 hid-generic 0000:0000:0000.009A: hidraw0: HID v0.00 Device [syz0] on syz0 audit: type=1400 audit(1572143496.402:4406): avc: denied { create } for pid=13522 comm="syz-executor.2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: unknown main item tag 0x0 hid-generic 0000:0000:0000.009B: hidraw0: HID v0.00 Device [syz0] on syz0 locked it. #0: (rcu_read_lock){......}, at: [<000000008291ad7a>] check_hung_uninterruptible_tasks kernel/hung_task.c:169 [inline] #0: (rcu_read_lock){......}, at: [<000000008291ad7a>] watchdog+0x14b/0xaf0 kernel/hung_task.c:263 #1: (tasklist_lock){.+.+..}, at: [<00000000de50dbfe>] debug_show_all_locks+0x7f/0x21f kernel/locking/lockdep.c:4336 1 lock held by rsyslogd/1896: #0: (&f->f_pos_lock){+.+.+.}, at: [<00000000bfc8a27a>] __fdget_pos+0xa8/0xd0 fs/file.c:782 2 locks held by getty/2023: #0: (&tty->ldisc_sem){++++++}, at: [<0000000013a3d05c>] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:376 #1: (&ldata->atomic_read_lock){+.+...}, at: [<00000000d559430d>] n_tty_read+0x1fe/0x1820 drivers/tty/n_tty.c:2156 4 locks held by syz-executor.3/2099: #0: (tasklist_lock){.+.+..}, at: [<00000000eecfa557>] do_wait+0x371/0x930 kernel/exit.c:1567 #1: (rcu_read_lock){......}, at: [<00000000bec9c6aa>] INIT_LIST_HEAD include/linux/list.h:28 [inline] #1: (rcu_read_lock){......}, at: [<00000000bec9c6aa>] avc_compute_av+0xac/0x610 security/selinux/avc.c:973 #2: (&(&avc_cache.slots_lock[i])->rlock){......}, at: [<00000000c3271d14>] avc_reclaim_node security/selinux/avc.c:526 [inline] #2: (&(&avc_cache.slots_lock[i])->rlock){......}, at: [<00000000c3271d14>] avc_alloc_node security/selinux/avc.c:559 [inline] #2: (&(&avc_cache.slots_lock[i])->rlock){......}, at: [<00000000c3271d14>] avc_alloc_node+0x127/0x3c0 security/selinux/avc.c:547 #3: (rcu_read_lock){......}, at: [<0000000045b4e456>] avc_alloc_node+0x170/0x3c0 security/selinux/avc.c:563 1 lock held by init/10462: #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 1 lock held by init/10465: #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 1 lock held by init/10466: #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 1 lock held by init/10467: #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 1 lock held by init/10468: #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open_by_driver drivers/tty/tty_io.c:2062 [inline] #0: (tty_mutex){+.+.+.}, at: [<000000003460e324>] tty_open+0x3f9/0xe10 drivers/tty/tty_io.c:2140 1 lock held by syz-executor.3/13504: #0: (&sb->s_type->i_mutex_key#8){+.+.+.}, at: [<000000002fb48d5c>] inode_lock include/linux/fs.h:771 [inline] #0: (&sb->s_type->i_mutex_key#8){+.+.+.}, at: [<000000002fb48d5c>] __sock_release+0x89/0x2c0 net/socket.c:604 3 locks held by syz-executor.4/13513: #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] sb_start_write include/linux/fs.h:1579 [inline] #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] mnt_want_write+0x3f/0xb0 fs/namespace.c:391 #1: (&type->i_mutex_dir_key#3/1){+.+.+.}, at: [<00000000de722482>] inode_lock_nested include/linux/fs.h:806 [inline] #1: (&type->i_mutex_dir_key#3/1){+.+.+.}, at: [<00000000de722482>] do_rmdir+0x233/0x3a0 fs/namei.c:4070 #2: (&type->i_mutex_dir_key#3){++++++}, at: [<00000000db71bc84>] inode_lock include/linux/fs.h:771 [inline] #2: (&type->i_mutex_dir_key#3){++++++}, at: [<00000000db71bc84>] vfs_rmdir2 fs/namei.c:4005 [inline] #2: (&type->i_mutex_dir_key#3){++++++}, at: [<00000000db71bc84>] vfs_rmdir2+0xdd/0x410 fs/namei.c:3994 2 locks held by syz-executor.4/13525: #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] sb_start_write include/linux/fs.h:1579 [inline] #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] mnt_want_write+0x3f/0xb0 fs/namespace.c:391 #1: (&type->i_mutex_dir_key#3/1){+.+.+.}, at: [<00000000d6eef934>] inode_lock_nested include/linux/fs.h:806 [inline] #1: (&type->i_mutex_dir_key#3/1){+.+.+.}, at: [<00000000d6eef934>] filename_create+0x159/0x460 fs/namei.c:3770 1 lock held by syz-executor.4/13527: #0: (&type->i_mutex_dir_key#3){++++++}, at: [<0000000023b242c2>] inode_lock include/linux/fs.h:771 [inline] #0: (&type->i_mutex_dir_key#3){++++++}, at: [<0000000023b242c2>] lock_mount+0x8c/0x2c0 fs/namespace.c:2113 3 locks held by syz-executor.2/13530: #0: (&f->f_pos_lock){+.+.+.}, at: [<00000000bfc8a27a>] __fdget_pos+0xa8/0xd0 fs/file.c:782 #1: (sb_writers#4){.+.+.+}, at: [<00000000c70afe7b>] file_start_write include/linux/fs.h:2646 [inline] #1: (sb_writers#4){.+.+.+}, at: [<00000000c70afe7b>] vfs_write+0x3e9/0x520 fs/read_write.c:558 #2: (&sb->s_type->i_mutex_key#9){++++++}, at: [<0000000050ceebe3>] inode_lock include/linux/fs.h:771 [inline] #2: (&sb->s_type->i_mutex_key#9){++++++}, at: [<0000000050ceebe3>] ext4_file_write_iter+0x111/0xcd0 fs/ext4/file.c:100 2 locks held by syz-executor.2/13533: #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] sb_start_write include/linux/fs.h:1579 [inline] #0: (sb_writers#4){.+.+.+}, at: [<000000007d1f4061>] mnt_want_write+0x3f/0xb0 fs/namespace.c:391 #1: (&sb->s_type->i_mutex_key#9){++++++}, at: [<00000000f38607d5>] inode_lock include/linux/fs.h:771 [inline] #1: (&sb->s_type->i_mutex_key#9){++++++}, at: [<00000000f38607d5>] do_truncate2+0x130/0x210 fs/open.c:61 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 24 Comm: khungtaskd Not tainted 4.9.194+ #0 ffff8801d98d7cc8 ffffffff81b67001 0000000000000001 0000000000000000 0000000000000001 ffffffff81099d01 dffffc0000000000 ffff8801d98d7d00 ffffffff81b7229c 0000000000000001 0000000000000000 0000000000000001 Call Trace: [<00000000a777345f>] __dump_stack lib/dump_stack.c:15 [inline] [<00000000a777345f>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000ce08304c>] nmi_cpu_backtrace.cold+0x47/0x87 lib/nmi_backtrace.c:99 [<000000000417b059>] nmi_trigger_cpumask_backtrace+0x124/0x155 lib/nmi_backtrace.c:60 [<00000000ff350773>] arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:37 [<00000000d5a2e4c1>] trigger_all_cpu_backtrace include/linux/nmi.h:58 [inline] [<00000000d5a2e4c1>] check_hung_task kernel/hung_task.c:126 [inline] [<00000000d5a2e4c1>] check_hung_uninterruptible_tasks kernel/hung_task.c:183 [inline] [<00000000d5a2e4c1>] watchdog+0x670/0xaf0 kernel/hung_task.c:263 [<000000000e7dcfd6>] kthread+0x278/0x310 kernel/kthread.c:211 [<00000000e60dee97>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:375 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 2093 Comm: syz-executor.0 Not tainted 4.9.194+ #0 task: 000000001bf2cac1 task.stack: 00000000a9583074 RIP: 0010:[] c [<00000000a3f7ba9a>] preempt_count arch/x86/include/asm/preempt.h:22 [inline] RIP: 0010:[] c [<00000000a3f7ba9a>] check_kcov_mode kernel/kcov.c:66 [inline] RIP: 0010:[] c [<00000000a3f7ba9a>] __sanitizer_cov_trace_pc+0x11/0x50 kernel/kcov.c:100 RSP: 0018:ffff8801a84c7590 EFLAGS: 00000002 RAX: ffff8801cf9edf00 RBX: 000060fe24614d00 RCX: 0000000000000002 RDX: 0000000000000000 RSI: ffffffff81bcd657 RDI: ffffffff82b45800 RBP: ffff8801a84c7590 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff82b457c0 R14: ffffffff82b45800 R15: ffff8801a84c76b0 FS: 0000000001444940(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff26a35000 CR3: 00000001a8401000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801a84c75d0c ffffffff81bcd657c ffff8801a84c7738c 000060fe24614d00c 1ffff10035098ec6c 0000000000000000c ffffffff830c3120c ffff8801a84c76b0c ffff8801a84c75e0c ffffffff81bcd83cc ffff8801a84c76d8c ffffffff8120553ec Call Trace: [<00000000bd80b43d>] check_preemption_disabled+0x37/0x200 lib/smp_processor_id.c:15 [<0000000071f525f6>] debug_smp_processor_id+0x1c/0x20 lib/smp_processor_id.c:56 [<000000009ee21a2e>] perf_trace_lock+0x11e/0x540 include/trace/events/lock.h:38 [<000000001b8d40e7>] trace_lock_release include/trace/events/lock.h:57 [inline] [<000000001b8d40e7>] lock_release+0x92a/0xc30 kernel/locking/lockdep.c:3774 [<00000000aa3f430b>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] [<00000000aa3f430b>] _raw_spin_unlock_irqrestore+0x1f/0x70 kernel/locking/spinlock.c:191 [<000000008683cda2>] spin_unlock_irqrestore include/linux/spinlock.h:362 [inline] [<000000008683cda2>] avc_reclaim_node security/selinux/avc.c:541 [inline] [<000000008683cda2>] avc_alloc_node security/selinux/avc.c:559 [inline] [<000000008683cda2>] avc_alloc_node+0x29a/0x3c0 security/selinux/avc.c:547 [<000000003adebc36>] avc_insert security/selinux/avc.c:670 [inline] [<000000003adebc36>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976 [<00000000d5839573>] avc_has_perm_noaudit+0x2a8/0x300 security/selinux/avc.c:1112 [<000000001204a7a8>] cred_has_capability+0x138/0x2a0 security/selinux/hooks.c:1688 [<000000001c1badcf>] selinux_capable+0x36/0x40 security/selinux/hooks.c:2200 [<00000000c98ce3fc>] security_capable+0x88/0xc0 security/security.c:189 [<000000003442562c>] ns_capable_common+0x73/0x160 kernel/capability.c:373 [<000000005d4a6427>] ns_capable+0x23/0x30 kernel/capability.c:395 [<00000000ac26135c>] do_ip6t_get_ctl+0xfc/0xa40 net/ipv6/netfilter/ip6_tables.c:1731 [<000000009fda7ad3>] nf_sockopt net/netfilter/nf_sockopt.c:103 [inline] [<000000009fda7ad3>] nf_getsockopt+0x70/0xd0 net/netfilter/nf_sockopt.c:121 [<00000000043a5aa2>] ipv6_getsockopt net/ipv6/ipv6_sockglue.c:1357 [inline] [<00000000043a5aa2>] ipv6_getsockopt+0x1cb/0x250 net/ipv6/ipv6_sockglue.c:1337 [<00000000c27a5458>] tcp_getsockopt net/ipv4/tcp.c:3107 [inline] [<00000000c27a5458>] tcp_getsockopt+0x8a/0xe0 net/ipv4/tcp.c:3101 [<00000000805f2d91>] sock_common_getsockopt+0x9a/0xe0 net/core/sock.c:2669 [<00000000f49d92c4>] SYSC_getsockopt net/socket.c:1817 [inline] [<00000000f49d92c4>] SyS_getsockopt+0x143/0x220 net/socket.c:1799 [<00000000a6baae52>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<00000000dbe43d2e>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Code: c89 cef ce8 ca3 cc1 c1d c00 ce9 c1e cfe cff cff c66 c2e c0f c1f c84 c00 c00 c00 c00 c00 c0f c1f c40 c00 c55 c48 c89 ce5 c48 c8b c75 c08 c65 c48 c8b c04 c25 c00 c7e c01 c00 c<65> c8b c15 c78 c56 ccf c7e c81 ce2 c00 c01 c1f c00 c75 c2b c8b c90 c38 c12 c00 c00 c