Warning: Permanently added '10.128.0.135' (ECDSA) to the list of known hosts.
[ 1022.510739] random: sshd: uninitialized urandom read (32 bytes read)
[ 1022.600574] audit: type=1400 audit(1555135242.562:7): avc:  denied  { map } for  pid=1939 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
2019/04/13 06:00:43 parsed 1 programs
[ 1023.504597] audit: type=1400 audit(1555135243.462:8): avc:  denied  { map } for  pid=1939 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=5011 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1
[ 1024.249225] random: cc1: uninitialized urandom read (8 bytes read)
2019/04/13 06:00:45 executed programs: 0
[ 1025.911871] audit: type=1400 audit(1555135245.872:9): avc:  denied  { map } for  pid=1939 comm="syz-execprog" path="/root/syzkaller-shm605405213" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1
2019/04/13 06:00:50 executed programs: 180
2019/04/13 06:00:55 executed programs: 573
2019/04/13 06:01:00 executed programs: 978
2019/04/13 06:01:05 executed programs: 1353
2019/04/13 06:01:10 executed programs: 1743
2019/04/13 06:01:15 executed programs: 2135
2019/04/13 06:01:20 executed programs: 2532
2019/04/13 06:01:25 executed programs: 2927
2019/04/13 06:01:30 executed programs: 3306
2019/04/13 06:01:35 executed programs: 3690
2019/04/13 06:01:41 executed programs: 4069
2019/04/13 06:01:46 executed programs: 4452
2019/04/13 06:01:51 executed programs: 4826
2019/04/13 06:01:56 executed programs: 5215
2019/04/13 06:02:01 executed programs: 5599
2019/04/13 06:02:06 executed programs: 5987
2019/04/13 06:02:11 executed programs: 6364
[ 1288.160135] INFO: task syz-executor.4:30126 blocked for more than 140 seconds.
[ 1288.167607]       Not tainted 4.14.111+ #54
[ 1288.172829] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1288.180831] syz-executor.4  D28808 30126   1961 0x80000000
[ 1288.186459] Call Trace:
[ 1288.189188]  ? __schedule+0x91c/0x1f30
[ 1288.193458]  ? __sched_text_start+0x8/0x8
[ 1288.197673]  ? mark_held_locks+0xa6/0xf0
[ 1288.201992]  ? rwsem_down_read_failed+0x21f/0x3c0
[ 1288.206842]  schedule+0x92/0x1c0
[ 1288.210463]  rwsem_down_read_failed+0x21f/0x3c0
[ 1288.215131]  ? rt_mutex_futex_unlock+0xe0/0xe0
[ 1288.219768]  ? __might_fault+0x104/0x1b0
[ 1288.224483]  ? SyS_futex+0x1c5/0x2c3
[ 1288.228210]  ? SyS_futex+0x1cf/0x2c3
[ 1288.232194]  ? do_futex+0x17f0/0x17f0
[ 1288.236000]  call_rwsem_down_read_failed+0x14/0x30
[ 1288.241150]  down_read+0x45/0xa0
[ 1288.244542]  ? do_exit+0x503/0x2960
[ 1288.248161]  do_exit+0x503/0x2960
[ 1288.251892]  ? mm_update_next_owner+0x5b0/0x5b0
[ 1288.256554]  ? do_group_exit+0x26b/0x2e0
[ 1288.260833]  ? lock_downgrade+0x5d0/0x5d0
[ 1288.265017]  ? kick_process+0xef/0x180
[ 1288.268898]  ? _raw_spin_unlock_irq+0x24/0x50
[ 1288.273659]  ? do_group_exit+0x100/0x2e0
[ 1288.277718]  ? SyS_exit_group+0x19/0x20
[ 1288.281899]  ? do_group_exit+0x2e0/0x2e0
[ 1288.285985]  ? do_syscall_64+0x19b/0x4b0
[ 1288.290322]  ? entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 1288.295737] INFO: task syz-executor.4:30127 blocked for more than 140 seconds.
[ 1288.303874]       Not tainted 4.14.111+ #54
[ 1288.308190] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1288.317455] syz-executor.4  D28280 30127   1961 0x80000000
[ 1288.323107] Call Trace:
[ 1288.325697]  ? __schedule+0x91c/0x1f30
[ 1288.329581]  ? __sched_text_start+0x8/0x8
[ 1288.334057]  ? mark_held_locks+0xa6/0xf0
[ 1288.338116]  ? rwsem_down_read_failed+0x21f/0x3c0
[ 1288.343227]  schedule+0x92/0x1c0
[ 1288.346590]  rwsem_down_read_failed+0x21f/0x3c0
[ 1288.351471]  ? rt_mutex_futex_unlock+0xe0/0xe0
[ 1288.356094]  ? __might_fault+0x104/0x1b0
[ 1288.360369]  ? SyS_futex+0x1c5/0x2c3
[ 1288.364080]  ? SyS_futex+0x1cf/0x2c3
[ 1288.367786]  ? do_futex+0x17f0/0x17f0
[ 1288.371824]  call_rwsem_down_read_failed+0x14/0x30
[ 1288.376756]  down_read+0x45/0xa0
[ 1288.380315]  ? do_exit+0x503/0x2960
[ 1288.383934]  do_exit+0x503/0x2960
[ 1288.387382]  ? drop_futex_key_refs.isra.0+0x17/0xa0
[ 1288.392640]  ? mm_update_next_owner+0x5b0/0x5b0
[ 1288.397363]  ? get_signal+0x2e3/0x1a90
[ 1288.401451]  ? lock_downgrade+0x5d0/0x5d0
[ 1288.405592]  ? lock_acquire+0x10f/0x380
[ 1288.409554]  ? get_signal+0x1d6/0x1a90
[ 1288.413641]  ? do_group_exit+0x100/0x2e0
[ 1288.417696]  ? get_signal+0x34e/0x1a90
[ 1288.421778]  ? trace_hardirqs_on+0x10/0x10
[ 1288.426081]  ? do_signal+0x96/0x15c0
[ 1288.429838]  ? get_unused_fd_flags+0xc0/0xc0
[ 1288.435048]  ? __might_fault+0x104/0x1b0
[ 1288.439107]  ? setup_sigcontext+0x810/0x810
[ 1288.443632]  ? lock_acquire+0x10f/0x380
[ 1288.447599]  ? __might_fault+0xd4/0x1b0
[ 1288.451914]  ? _copy_to_user+0x82/0xd0
[ 1288.455817]  ? SyS_futex+0x1c5/0x2c3
[ 1288.459518]  ? SyS_futex+0x1cf/0x2c3
[ 1288.463464]  ? do_futex+0x17f0/0x17f0
[ 1288.467268]  ? exit_to_usermode_loop+0xcd/0x160
[ 1288.472130]  ? exit_to_usermode_loop+0x11d/0x160
[ 1288.476881]  ? do_syscall_64+0x372/0x4b0
[ 1288.481128]  ? entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 1288.486506] 
[ 1288.486506] Showing all locks held in the system:
[ 1288.493046] 1 lock held by khungtaskd/23:
[ 1288.497239]  #0:  (tasklist_lock){.+.+}, at: [<        (ptrval)>] debug_show_all_locks+0x7c/0x21a
[ 1288.506319] 2 locks held by getty/1750:
[ 1288.510307]  #0:  (&tty->ldisc_sem){++++}, at: [<        (ptrval)>] tty_ldisc_ref_wait+0x22/0x80
[ 1288.519309]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<        (ptrval)>] n_tty_read+0x1f7/0x1700
[ 1288.528609] 1 lock held by syz-executor.4/30126:
[ 1288.533370]  #0:  (&mm->mmap_sem){++++}, at: [<        (ptrval)>] do_exit+0x503/0x2960
[ 1288.541456] 1 lock held by syz-executor.4/30127:
[ 1288.546204]  #0:  (&mm->mmap_sem){++++}, at: [<        (ptrval)>] do_exit+0x503/0x2960
[ 1288.554310] 
[ 1288.555927] =============================================
[ 1288.555927] 
[ 1288.564022] NMI backtrace for cpu 1
[ 1288.567651] CPU: 1 PID: 23 Comm: khungtaskd Not tainted 4.14.111+ #54
[ 1288.574215] Call Trace:
[ 1288.576857]  dump_stack+0xb9/0x10e
[ 1288.580421]  ? irq_force_complete_move+0x2d1/0x2e5
[ 1288.585344]  nmi_cpu_backtrace.cold+0x47/0x86
[ 1288.589831]  ? irq_force_complete_move.cold+0x7b/0x7b
[ 1288.595009]  ? nmi_trigger_cpumask_backtrace+0x119/0x147
[ 1288.600505]  ? watchdog+0x5d3/0xb60
[ 1288.604126]  ? reset_hung_task_detector+0x10/0x10
[ 1288.608992]  ? kthread+0x310/0x420
[ 1288.612523]  ? kthread_create_on_node+0xf0/0xf0
[ 1288.617182]  ? ret_from_fork+0x3a/0x50
[ 1288.621114] Sending NMI from CPU 1 to CPUs 0:
[ 1288.625972] NMI backtrace for cpu 0
[ 1288.625976] CPU: 0 PID: 30131 Comm: syz-executor.4 Not tainted 4.14.111+ #54
[ 1288.625979] task:         (ptrval) task.stack:         (ptrval)
[ 1288.625981] RIP: 0010:__mutex_unlock_slowpath+0xa5/0x7d0
[ 1288.625983] RSP: 0018:ffff8881bcdafb90 EFLAGS: 00000246
[ 1288.625988] RAX: 1ffff110385f438c RBX: dffffc0000000000 RCX: 1ffff11037f356e4
[ 1288.625990] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000246
[ 1288.625993] RBP: ffff8881c2fa1c60 R08: 0000000000000001 R09: 0000000000000001
[ 1288.625996] R10: ffff8881bcdafc68 R11: 0000000000000001 R12: 1ffff110379b5f76
[ 1288.625999] R13: ffff8881d2a0e328 R14: ffff8881bcdafbd0 R15: 0000000000000000
[ 1288.626002] FS:  00007ff63230e700(0000) GS:ffff8881d7400000(0000) knlGS:0000000000000000
[ 1288.626004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1288.626007] CR2: 00007f68e1b8b000 CR3: 00000001c31d0003 CR4: 00000000001606b0
[ 1288.626010] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1288.626012] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1288.626014] Call Trace:
[ 1288.626034]  ? retint_kernel+0x2d/0x2d
[ 1288.626037]  ? wait_for_completion_io+0x10/0x10
[ 1288.626038]  ? perf_mmap+0x50c/0x1390
[ 1288.626041]  perf_mmap+0x637/0x1390
[ 1288.626042]  ? kmem_cache_alloc+0x271/0x2d0
[ 1288.626044]  mmap_region+0x7c9/0xf00
[ 1288.626046]  do_mmap+0x548/0xb80
[ 1288.626048]  vm_mmap_pgoff+0x177/0x1c0
[ 1288.626050]  ? vma_is_stack_for_current+0xb0/0xb0
[ 1288.626052]  ? __fget+0x226/0x360
[ 1288.626053]  SyS_mmap_pgoff+0xf4/0x1b0
[ 1288.626055]  ? align_vdso_addr+0x60/0x60
[ 1288.626057]  do_syscall_64+0x19b/0x4b0
[ 1288.626060]  ? entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 1288.626061] Code: 00 00 31 c0 4c 89 74 24 48 48 c7 44 24 50 00 00 00 00 48 c7 44 24 40 01 00 00 00 e8 96 19 9c fe 48 89 e8 48 c1 e8 03 80 3c 18 00 <0f> 85 9e 05 00 00 49 c7 c5 e0 c5 a0 b5 48 8b 5d 00 49 b9 00 00 
[ 1288.628161] Kernel panic - not syncing: hung_task: blocked tasks
[ 1288.810082] CPU: 1 PID: 23 Comm: khungtaskd Not tainted 4.14.111+ #54
[ 1288.816644] Call Trace:
[ 1288.819228]  dump_stack+0xb9/0x10e
[ 1288.822771]  panic+0x1d9/0x3c2
[ 1288.825961]  ? add_taint.cold+0x16/0x16
[ 1288.829947]  ? irq_force_complete_move.cold+0x7b/0x7b
[ 1288.835129]  ? ___preempt_schedule+0x16/0x18
[ 1288.839537]  watchdog+0x5e4/0xb60
[ 1288.842991]  ? reset_hung_task_detector+0x10/0x10
[ 1288.847824]  kthread+0x310/0x420
[ 1288.851182]  ? kthread_create_on_node+0xf0/0xf0
[ 1288.855844]  ret_from_fork+0x3a/0x50
[ 1288.860016] Kernel Offset: 0x31000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 1288.870923] Rebooting in 86400 seconds..