binder: 1989:1997 ioctl 40046207 0 returned -16
binder_alloc: 11219: binder_alloc_buf, no vma
binder: 1989:1997 transaction failed 29189/-3, size 72-24 line 3136
binder: 1989:1997 got reply transaction with no transaction stack
binder: 1989:1997 transaction failed 29201/-71, size 0-0 line 2921
INFO: task kworker/u4:7:2475 blocked for more than 140 seconds.
      Not tainted 4.9.141+ #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/u4:7    D25464  2475      2 0x80000000
Workqueue: events_unbound fsnotify_mark_destroy_workfn
 ffff8801d3d897c0 ffff8801cfbac200 ffff8801cfbadd80 ffff8801a628af80
 ffff8801db621018 ffff8801d68ff7c0 ffffffff828075c2 0000000000000096
 ffffffff83cd54c0 ffffffff830d2c20 0000000000007692 ffff8801db6218f0
Call Trace:
 [<ffffffff82808aef>] schedule+0x7f/0x1b0 kernel/sched/core.c:3553
 [<ffffffff828142d5>] schedule_timeout+0x735/0xe20 kernel/time/timer.c:1771
 [<ffffffff8280a63f>] do_wait_for_common kernel/sched/completion.c:75 [inline]
 [<ffffffff8280a63f>] __wait_for_common kernel/sched/completion.c:93 [inline]
 [<ffffffff8280a63f>] wait_for_common+0x3ef/0x5d0 kernel/sched/completion.c:101
 [<ffffffff8280a838>] wait_for_completion+0x18/0x20 kernel/sched/completion.c:122
 [<ffffffff81246014>] __synchronize_srcu+0x254/0x3b0 kernel/rcu/srcu.c:448
 [<ffffffff8124618e>] synchronize_srcu+0x1e/0x40 kernel/rcu/srcu.c:492
 [<ffffffff815e64cf>] fsnotify_mark_destroy_list+0x10f/0x390 fs/notify/mark.c:551
 [<ffffffff815e675e>] fsnotify_mark_destroy_workfn+0xe/0x10 fs/notify/mark.c:561
 [<ffffffff81131001>] process_one_work+0x831/0x15f0 kernel/workqueue.c:2092
 [<ffffffff81131e96>] worker_thread+0xd6/0x1140 kernel/workqueue.c:2226
 [<ffffffff81142c3d>] kthread+0x26d/0x300 kernel/kthread.c:211
 [<ffffffff82817a5c>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:373

Showing all locks held in the system:
2 locks held by khungtaskd/24:
 #0:  (rcu_read_lock){......}, at: [<ffffffff8131c0cc>] check_hung_uninterruptible_tasks kernel/hung_task.c:168 [inline]
 #0:  (rcu_read_lock){......}, at: [<ffffffff8131c0cc>] watchdog+0x11c/0xa20 kernel/hung_task.c:239
 #1:  (tasklist_lock){.+.+..}, at: [<ffffffff813fe63f>] debug_show_all_locks+0x79/0x218 kernel/locking/lockdep.c:4336
1 lock held by rsyslogd/1904:
 #0:  (&f->f_pos_lock){+.+.+.}, at: [<ffffffff8156cc7c>] __fdget_pos+0xac/0xd0 fs/file.c:781
2 locks held by getty/2033:
 #0:  (&tty->ldisc_sem){++++++}, at: [<ffffffff82815952>] ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:367
 #1:  (&ldata->atomic_read_lock){+.+...}, at: [<ffffffff81d37362>] n_tty_read+0x202/0x16e0 drivers/tty/n_tty.c:2142
2 locks held by kworker/u4:7/2475:
 #0:  ("events_unbound"){.+.+.+}, at: [<ffffffff81130f0c>] process_one_work+0x73c/0x15f0 kernel/workqueue.c:2085
 #1:  ((reaper_work).work){+.+...}, at: [<ffffffff81130f44>] process_one_work+0x774/0x15f0 kernel/workqueue.c:2089
1 lock held by init/30162:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130
1 lock held by init/30163:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130
1 lock held by init/30164:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130
1 lock held by init/30165:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130
1 lock held by init/30166:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130
1 lock held by init/31377:
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open_by_driver drivers/tty/tty_io.c:2052 [inline]
 #0:  (tty_mutex){+.+.+.}, at: [<ffffffff81d2bb96>] tty_open+0x476/0xdf0 drivers/tty/tty_io.c:2130

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

NMI backtrace for cpu 1
CPU: 1 PID: 24 Comm: khungtaskd Not tainted 4.9.141+ #1
 ffff8801d9907d08 ffffffff81b42e79 0000000000000000 0000000000000001
 0000000000000001 0000000000000001 ffffffff810983b0 ffff8801d9907d40
 ffffffff81b4df89 0000000000000001 0000000000000000 0000000000000002
Call Trace:
 [<ffffffff81b42e79>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81b42e79>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81b4df89>] nmi_cpu_backtrace.cold.0+0x48/0x87 lib/nmi_backtrace.c:99
 [<ffffffff81b4df1c>] nmi_trigger_cpumask_backtrace+0x12c/0x151 lib/nmi_backtrace.c:60
 [<ffffffff810984b4>] arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:37
 [<ffffffff8131c65d>] trigger_all_cpu_backtrace include/linux/nmi.h:58 [inline]
 [<ffffffff8131c65d>] check_hung_task kernel/hung_task.c:125 [inline]
 [<ffffffff8131c65d>] check_hung_uninterruptible_tasks kernel/hung_task.c:182 [inline]
 [<ffffffff8131c65d>] watchdog+0x6ad/0xa20 kernel/hung_task.c:239
 [<ffffffff81142c3d>] kthread+0x26d/0x300 kernel/kthread.c:211
 [<ffffffff82817a5c>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:373
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 2101 Comm: syz-executor.5 Not tainted 4.9.141+ #1
task: ffff8801d31f5f00 task.stack: ffff8801b5ff0000
RIP: 0010:[<ffffffff814f2399>] 
c [<ffffffff814f2399>] memset+0x9/0x40 mm/kasan/kasan.c:343
RSP: 0018:ffff8801b5ff7780  EFLAGS: 00000282
RAX: ffff8801d31f5f00 RBX: ffff8801b5ff7868 RCX: ffff8801b5ff7868
RDX: 0000000000000040 RSI: 0000000000000000 RDI: ffff8801b5ff7800
RBP: ffff8801b5ff7788 R08: ffff8801d31f6848 R09: ffffed0038be0a6c
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8801b5ff7800 R15: ffff8801d31f5f00
FS:  0000000001aa1940(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000738008 CR3: 00000001b6390000 CR4: 00000000001606b0
Stack:
 ffff8801b5ff7828
c ffff8801b5ff77f0
c ffffffff810ac9cd
c ffff8801b5ff7808
c
 ffff8801b5ff7800
c 0000000000000000
c ffff8801b5ff7838
c ffff8801d31f5f00
c
 ffff8801d1a8d66f
c ffff8801b5ff7888
c 0000000000000000
c 0000000000000000
c
Call Trace:
 [<ffffffff810ac9cd>] __unwind_start+0x2d/0x3b0 arch/x86/kernel/unwind_frame.c:66
 [<ffffffff81077b69>] unwind_start arch/x86/include/asm/unwind.h:39 [inline]
 [<ffffffff81077b69>] __save_stack_trace+0x59/0xf0 arch/x86/kernel/stacktrace.c:41
 [<ffffffff81077c16>] save_stack_trace+0x16/0x20 arch/x86/kernel/stacktrace.c:57
 [<ffffffff814f1f92>] save_stack mm/kasan/kasan.c:505 [inline]
 [<ffffffff814f1f92>] set_track mm/kasan/kasan.c:517 [inline]
 [<ffffffff814f1f92>] kasan_kmalloc.part.1+0x62/0xf0 mm/kasan/kasan.c:609
 [<ffffffff814f230f>] kasan_kmalloc+0xaf/0xc0 mm/kasan/kasan.c:594
 [<ffffffff814f28d2>] kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:547
 [<ffffffff814edc75>] slab_post_alloc_hook mm/slab.h:417 [inline]
 [<ffffffff814edc75>] slab_alloc_node mm/slub.c:2715 [inline]
 [<ffffffff814edc75>] slab_alloc mm/slub.c:2723 [inline]
 [<ffffffff814edc75>] kmem_cache_alloc+0xd5/0x2b0 mm/slub.c:2728
 [<ffffffff814c059e>] anon_vma_chain_alloc mm/rmap.c:125 [inline]
 [<ffffffff814c059e>] anon_vma_clone+0xde/0x4b0 mm/rmap.c:266
 [<ffffffff814c09f7>] anon_vma_fork+0x87/0x4a0 mm/rmap.c:329
 [<ffffffff810d7129>] dup_mmap kernel/fork.c:628 [inline]
 [<ffffffff810d7129>] dup_mm kernel/fork.c:1156 [inline]
 [<ffffffff810d7129>] copy_mm kernel/fork.c:1210 [inline]
 [<ffffffff810d7129>] copy_process.part.8+0x42a9/0x6a10 kernel/fork.c:1692
 [<ffffffff810d9d12>] copy_process kernel/fork.c:1505 [inline]
 [<ffffffff810d9d12>] _do_fork+0x1b2/0xd30 kernel/fork.c:1972
 [<ffffffff810da967>] SYSC_clone kernel/fork.c:2084 [inline]
 [<ffffffff810da967>] SyS_clone+0x37/0x50 kernel/fork.c:2078
 [<ffffffff810056ef>] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285
 [<ffffffff82817893>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 
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c