binder: 23933:23933 transaction failed 29201/-71, size 0-8 line 2759 binder: 23929:23929 transaction failed 29201/-71, size 0-8 line 2759 binder: 23935:23935 got reply transaction with no transaction stack binder: 23935:23935 transaction failed 29201/-71, size 0-8 line 2759 binder: 23934:23934 got reply transaction with no transaction stack INFO: task kworker/u4:0:4927 blocked for more than 140 seconds. binder: 23934:23934 transaction failed 29201/-71, size 0-8 line 2759 Not tainted 4.18.0-rc4+ #139 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. binder: undelivered TRANSACTION_ERROR: 29201 kworker/u4:0 D23896 4927 2 0x80000000 Workqueue: events_unbound fsnotify_mark_destroy_workfn Call Trace: context_switch kernel/sched/core.c:2853 [inline] __schedule+0x87c/0x1ed0 kernel/sched/core.c:3501 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 schedule+0xfb/0x450 kernel/sched/core.c:3545 schedule_timeout+0x1cc/0x260 kernel/time/timer.c:1777 binder: 23940:23940 got reply transaction with no transaction stack binder: 23940:23940 transaction failed 29201/-71, size 0-8 line 2759 do_wait_for_common kernel/sched/completion.c:83 [inline] __wait_for_common kernel/sched/completion.c:104 [inline] wait_for_common kernel/sched/completion.c:115 [inline] wait_for_completion+0x430/0x8d0 kernel/sched/completion.c:136 binder: 23944:23944 got reply transaction with no transaction stack binder: 23944:23944 transaction failed 29201/-71, size 0-8 line 2759 binder: 23946:23946 got reply transaction with no transaction stack __synchronize_srcu+0x189/0x240 kernel/rcu/srcutree.c:928 binder: 23946:23946 transaction failed 29201/-71, size 0-8 line 2759 binder: 23945:23945 got reply transaction with no transaction stack binder: 23945:23945 transaction failed 29201/-71, size 0-8 line 2759 synchronize_srcu+0x41c/0x56f kernel/rcu/srcutree.c:1006 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23948:23948 got reply transaction with no transaction stack binder: 23948:23948 transaction failed 29201/-71, size 0-8 line 2759 binder: 23950:23950 got reply transaction with no transaction stack fsnotify_mark_destroy_workfn+0x1be/0x550 fs/notify/mark.c:765 binder: 23950:23950 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23952:23952 got reply transaction with no transaction stack binder: 23952:23952 transaction failed 29201/-71, size 0-8 line 2759 process_one_work+0xc73/0x1ba0 kernel/workqueue.c:2153 binder: 23954:23954 got reply transaction with no transaction stack binder: 23954:23954 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23957:23957 got reply transaction with no transaction stack binder: 23957:23957 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 worker_thread+0x189/0x13c0 kernel/workqueue.c:2296 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23959:23959 got reply transaction with no transaction stack binder: 23959:23959 transaction failed 29201/-71, size 0-8 line 2759 binder: 23949:23949 got reply transaction with no transaction stack binder: 23949:23949 transaction failed 29201/-71, size 0-8 line 2759 kthread+0x345/0x410 kernel/kthread.c:246 binder: 23962:23962 got reply transaction with no transaction stack ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:412 binder: 23962:23962 transaction failed 29201/-71, size 0-8 line 2759 INFO: task kworker/u4:2:4951 blocked for more than 140 seconds. binder: undelivered TRANSACTION_ERROR: 29201 Not tainted 4.18.0-rc4+ #139 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/u4:2 D23896 4951 2 0x80000000 Workqueue: events_unbound fsnotify_connector_destroy_workfn binder: 23963:23963 got reply transaction with no transaction stack Call Trace: context_switch kernel/sched/core.c:2853 [inline] __schedule+0x87c/0x1ed0 kernel/sched/core.c:3501 binder: 23963:23963 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23964:23964 got reply transaction with no transaction stack binder: 23964:23964 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 schedule+0xfb/0x450 kernel/sched/core.c:3545 binder: 23966:23966 got reply transaction with no transaction stack binder: 23966:23966 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 schedule_timeout+0x1cc/0x260 kernel/time/timer.c:1777 binder: 23956:23956 got reply transaction with no transaction stack do_wait_for_common kernel/sched/completion.c:83 [inline] __wait_for_common kernel/sched/completion.c:104 [inline] wait_for_common kernel/sched/completion.c:115 [inline] wait_for_completion+0x430/0x8d0 kernel/sched/completion.c:136 binder: 23956:23956 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 __synchronize_srcu+0x189/0x240 kernel/rcu/srcutree.c:928 synchronize_srcu_expedited kernel/rcu/srcutree.c:953 [inline] synchronize_srcu+0x335/0x56f kernel/rcu/srcutree.c:1004 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 fsnotify_connector_destroy_workfn+0x44/0xa0 fs/notify/mark.c:156 process_one_work+0xc73/0x1ba0 kernel/workqueue.c:2153 binder: 23961:23961 got reply transaction with no transaction stack binder: 23961:23961 transaction failed 29201/-71, size 0-8 line 2759 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 process_scheduled_works kernel/workqueue.c:2212 [inline] worker_thread+0xaca/0x13c0 kernel/workqueue.c:2298 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 kthread+0x345/0x410 kernel/kthread.c:246 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:412 Showing all locks held in the system: 4 locks held by kworker/1:1/27: 1 lock held by khungtaskd/901: binder: 23974:23974 got reply transaction with no transaction stack #0: 0000000090d9ccc1 (rcu_read_lock){....} binder: 23974:23974 transaction failed 29201/-71, size 0-8 line 2759 , at: debug_show_all_locks+0xd0/0x428 kernel/locking/lockdep.c:4461 1 lock held by rsyslogd/4428: binder: 23972:23972 got reply transaction with no transaction stack 2 locks held by getty/4520: #0: binder: 23972:23972 transaction failed 29201/-71, size 0-8 line 2759 0000000048021fc5 ( binder: 23977:23977 got reply transaction with no transaction stack &tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: 00000000e44eaf53 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4521: binder: 23977:23977 transaction failed 29201/-71, size 0-8 line 2759 #0: 000000007eb6759b (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: binder: 23979:23979 got reply transaction with no transaction stack 000000009db5d140 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4522: binder: 23979:23979 transaction failed 29201/-71, size 0-8 line 2759 #0: 000000001583f372 binder: undelivered TRANSACTION_ERROR: 29201 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: binder: undelivered TRANSACTION_ERROR: 29201 000000006b8756e8 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4523: binder: undelivered TRANSACTION_ERROR: 29201 #0: 00000000fa1618ff (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: 000000004b028a35 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4524: binder: 23981:23981 got reply transaction with no transaction stack #0: 00000000f860a062 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: binder: 23981:23981 transaction failed 29201/-71, size 0-8 line 2759 00000000db55edc1 ( binder: 23983:23983 got reply transaction with no transaction stack &ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4525: binder: 23983:23983 transaction failed 29201/-71, size 0-8 line 2759 #0: 0000000006c4daeb binder: 23985:23985 got reply transaction with no transaction stack (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: binder: 23985:23985 transaction failed 29201/-71, size 0-8 line 2759 00000000b86fe593 ( binder: undelivered TRANSACTION_ERROR: 29201 &ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/4526: #0: 00000000a8a196c2 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365 #1: binder: undelivered TRANSACTION_ERROR: 29201 0000000086c0dcad (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by kworker/u4:0/4927: #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: __write_once_size include/linux/compiler.h:215 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: process_one_work+0xb44/0x1ba0 kernel/workqueue.c:2124 #1: 0000000061dddb4f ( binder: 23971:23971 got reply transaction with no transaction stack (reaper_work).work binder: 23971:23971 transaction failed 29201/-71, size 0-8 line 2759 ){+.+.}, at: process_one_work+0xb9b/0x1ba0 kernel/workqueue.c:2128 binder: 23973:23973 got reply transaction with no transaction stack 2 locks held by kworker/u4:2/4951: #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: __write_once_size include/linux/compiler.h:215 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 0000000020f61298 ((wq_completion)"events_unbound"){+.+.}, at: process_one_work+0xb44/0x1ba0 kernel/workqueue.c:2124 binder: 23973:23973 transaction failed 29201/-71, size 0-8 line 2759 #1: binder: 23989:23989 got reply transaction with no transaction stack 00000000be633bde (connector_reaper_work){+.+.}, at: process_one_work+0xb9b/0x1ba0 kernel/workqueue.c:2128 1 lock held by syz-executor6/23989: 1 lock held by syz-executor1/23990: ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 901 Comm: khungtaskd Not tainted 4.18.0-rc4+ #139 binder: 23989:23989 transaction failed 29201/-71, size 0-8 line 2759 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 binder: 23990:23990 got reply transaction with no transaction stack nmi_cpu_backtrace.cold.4+0x19/0xce lib/nmi_backtrace.c:103 nmi_trigger_cpumask_backtrace+0x151/0x192 lib/nmi_backtrace.c:62 binder: 23990:23990 transaction failed 29201/-71, size 0-8 line 2759 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_all_cpu_backtrace include/linux/nmi.h:138 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:196 [inline] watchdog+0x9c4/0xf80 kernel/hung_task.c:252 binder: undelivered TRANSACTION_ERROR: 29201 binder: 23992:23992 got reply transaction with no transaction stack binder: 23992:23992 transaction failed 29201/-71, size 0-8 line 2759 kthread+0x345/0x410 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:412 binder: undelivered TRANSACTION_ERROR: 29201 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 27 Comm: kworker/1:1 Not tainted 4.18.0-rc4+ #139 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events binder_deferred_func RIP: 0010:__wrmsr arch/x86/include/asm/msr.h:105 [inline] RIP: 0010:native_write_msr+0xa/0x30 arch/x86/include/asm/msr.h:162 Code: 5d c3 0f 21 c8 5d c3 0f 21 d0 5d c3 0f 21 d8 5d c3 0f 21 f0 5d c3 0f 0b 0f 1f 84 00 00 00 00 00 55 89 f9 89 f0 48 89 e5 0f 30 <0f> 1f 44 00 00 5d c3 48 c1 e2 20 89 f6 48 09 d6 31 d2 e8 7f 7a 3e RSP: 0018:ffff8801daf07d38 EFLAGS: 00000046 RAX: 000000000000bf45 RBX: 0000000000000838 RCX: 0000000000000838 RDX: 0000000000000000 RSI: 000000000000bf45 RDI: 0000000000000838 RBP: ffff8801daf07d38 R08: ffff8801d9436700 R09: ffff88021fff805b R10: ffffed0043fff009 R11: 0000000000000000 R12: 000000000000bf45 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801daf25cc4 FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004caeb0 CR3: 00000001b473a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: paravirt_write_msr arch/x86/include/asm/paravirt.h:117 [inline] native_apic_msr_write+0x5b/0x80 arch/x86/include/asm/apic.h:208 apic_write arch/x86/include/asm/apic.h:396 [inline] lapic_next_event+0x5a/0x90 arch/x86/kernel/apic/apic.c:460 clockevents_program_event+0x251/0x370 kernel/time/clockevents.c:344 tick_program_event+0xab/0x130 kernel/time/tick-oneshot.c:48 hrtimer_interrupt+0x348/0x750 kernel/time/hrtimer.c:1531 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline] smp_apic_timer_interrupt+0x165/0x730 arch/x86/kernel/apic/apic.c:1050 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:863 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:783 [inline] RIP: 0010:console_trylock_spinning kernel/printk/printk.c:1678 [inline] RIP: 0010:vprintk_emit+0xbe9/0xdf0 kernel/printk/printk.c:1906 Code: fc ff df 41 80 3c 04 00 0f 85 d4 01 00 00 48 83 3d b3 c1 8e 07 00 0f 84 fe 00 00 00 e8 e0 1c 19 00 48 8b bd a8 fe ff ff 57 9d <0f> 1f 44 00 00 e9 18 fe ff ff 41 80 fd 64 0f 84 eb f9 ff ff e9 ef RSP: 0018:ffff8801d946efc8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8801d9436700 RBX: 0000000000000200 RCX: 1ffff1003b286df0 RDX: 0000000000000000 RSI: ffffffff8162eec0 RDI: 0000000000000293 RBP: ffff8801d946f158 R08: ffff8801d9436f38 R09: 0000000000000006 R10: ffff8801d9436700 R11: 0000000000000000 R12: 1ffffffff11e360d R13: 000000000000002c R14: ffffed003b28de16 R15: ffffffff8aa0c4a0 vprintk_default+0x28/0x30 kernel/printk/printk.c:1948 vprintk_func+0x7a/0xe7 kernel/printk/printk_safe.c:382 printk+0xa7/0xcf kernel/printk/printk.c:1981 binder_release_work.cold.64+0x2c/0xa2 drivers/android/binder.c:4213 binder_thread_release+0x525/0x680 drivers/android/binder.c:4401 binder_deferred_release drivers/android/binder.c:4946 [inline] binder_deferred_func+0x6d6/0x1340 drivers/android/binder.c:5029 process_one_work+0xc73/0x1ba0 kernel/workqueue.c:2153 worker_thread+0x189/0x13c0 kernel/workqueue.c:2296 kthread+0x345/0x410 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:412 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.267 msecs