encrypted_key: master key parameter '6}�' is invalid
INFO: task syz-executor0:32741 blocked for more than 120 seconds.
Not tainted 4.16.0-rc7+ #278
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor0 D20432 32741 6712 0x20020004
Call Trace:
context_switch kernel/sched/core.c:2862 [inline]
__schedule+0x8fb/0x1ec0 kernel/sched/core.c:3440
schedule+0xf5/0x430 kernel/sched/core.c:3499
io_schedule+0x1c/0x70 kernel/sched/core.c:5115
__blkdev_direct_IO_simple+0x7bd/0xf50 fs/block_dev.c:241
blkdev_direct_IO+0xccb/0x1060 fs/block_dev.c:428
generic_file_read_iter+0x4cc/0x28e0 mm/filemap.c:2343
blkdev_read_iter+0x105/0x170 fs/block_dev.c:1928
call_read_iter include/linux/fs.h:1776 [inline]
generic_file_splice_read+0x3f9/0x7b0 fs/splice.c:307
do_splice_to+0x10a/0x160 fs/splice.c:880
splice_direct_to_actor+0x242/0x820 fs/splice.c:952
do_splice_direct+0x29b/0x3c0 fs/splice.c:1061
do_sendfile+0x5c9/0xe80 fs/read_write.c:1413
C_SYSC_sendfile fs/read_write.c:1489 [inline]
compat_SyS_sendfile+0xea/0x1a0 fs/read_write.c:1478
do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392
entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fdfc99
RSP: 002b:00000000f77db09c EFLAGS: 00000286 ORIG_RAX: 00000000000000bb
RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 0000000000000013
RDX: 0000000020000340 RSI: 0000000000010000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Showing all locks held in the system:
2 locks held by khungtaskd/868:
#0: (rcu_read_lock){....}, at: [<00000000c56bdabb>] check_hung_uninterruptible_tasks kernel/hung_task.c:175 [inline]
#0: (rcu_read_lock){....}, at: [<00000000c56bdabb>] watchdog+0x1c5/0xd60 kernel/hung_task.c:249
#1: (tasklist_lock){.+.+}, at: [<000000003731e17d>] debug_show_all_locks+0xd3/0x3d0 kernel/locking/lockdep.c:4470
2 locks held by getty/4373:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4374:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4375:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4376:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4377:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4378:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
2 locks held by getty/4379:
#0: (&tty->ldisc_sem){++++}, at: [<0000000040073476>] ldsem_down_read+0x37/0x40 drivers/tty/tty_ldsem.c:365
#1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000568f6c40>] n_tty_read+0x2ef/0x1a40 drivers/tty/n_tty.c:2131
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 868 Comm: khungtaskd Not tainted 4.16.0-rc7+ #278
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x24d lib/dump_stack.c:53
nmi_cpu_backtrace+0x1d2/0x210 lib/nmi_backtrace.c:103
nmi_trigger_cpumask_backtrace+0x123/0x180 lib/nmi_backtrace.c:62
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_task kernel/hung_task.c:132 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:190 [inline]
watchdog+0x90c/0xd60 kernel/hung_task.c:249
kthread+0x33c/0x400 kernel/kthread.c:238
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:406
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.16.0-rc7+ #278
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:arch_scale_cpu_capacity kernel/sched/sched.h:1693 [inline]
RIP: 0010:update_cpu_capacity kernel/sched/fair.c:7596 [inline]
RIP: 0010:update_group_capacity+0x520/0xe90 kernel/sched/fair.c:7624
RSP: 0018:ffff8801db306fc0 EFLAGS: 00000246
RAX: 000000000000049a RBX: 1ffff1003b660dfe RCX: ffffffff8160724b
RDX: 1ffff1003b34d8f9 RSI: 0000000000000400 RDI: ffff8801d9a6c7c8
RBP: ffff8801db3070f8 R08: ffff8801d9a62500 R09: 1ffff1003b34c4a3
R10: ffff8801d9a6c7d8 R11: 0000000000000000 R12: ffff8801db3070d0
R13: 0000000000000002 R14: ffff8801d9a6c780 R15: ffff8801d9a6c790
FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffff600400 CR3: 0000000007a22003 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
update_sd_lb_stats+0x365/0x2350 kernel/sched/fair.c:7987
find_busiest_group+0xf9/0x1c60 kernel/sched/fair.c:8252
load_balance+0x639/0x34c0 kernel/sched/fair.c:8517
rebalance_domains+0x786/0xcc0 kernel/sched/fair.c:9183
run_rebalance_domains+0x378/0x770 kernel/sched/fair.c:9405
__do_softirq+0x2d7/0xb85 kernel/softirq.c:285
invoke_softirq kernel/softirq.c:365 [inline]
irq_exit+0x1cc/0x200 kernel/softirq.c:405
exiting_irq arch/x86/include/asm/apic.h:541 [inline]
smp_apic_timer_interrupt+0x16b/0x700 arch/x86/kernel/apic/apic.c:1052
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:857
</IRQ>
RIP: 0010:native_safe_halt+0x6/0x10 arch/x86/include/asm/irqflags.h:54
RSP: 0018:ffff8801d9b1fcb0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff12
RAX: dffffc0000000000 RBX: 1ffff1003b363f99 RCX: 0000000000000000
RDX: 1ffffffff0f59580 RSI: 0000000000000001 RDI: ffffffff87acac00
RBP: ffff8801d9b1fcb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8801d9b1fd68 R14: ffffffff883b4a20 R15: 0000000000000000
arch_safe_halt arch/x86/include/asm/paravirt.h:94 [inline]
default_idle+0xbf/0x430 arch/x86/kernel/process.c:354
arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:345
default_idle_call+0x36/0x90 kernel/sched/idle.c:98
cpuidle_idle_call kernel/sched/idle.c:156 [inline]
do_idle+0x24a/0x3b0 kernel/sched/idle.c:246
cpu_startup_entry+0x104/0x120 kernel/sched/idle.c:351
start_secondary+0x40a/0x590 arch/x86/kernel/smpboot.c:267
secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:239
Code: 76 30 49 8d 7e 48 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 0f 03 00 00 41 8b 46 48 <31> d2 41 f7 f5 89 c6 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48