INIT: Entering runlevel: 2

[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.10.5' (ECDSA) to the list of known hosts.
2018/03/31 02:25:56 parsed 1 programs
2018/03/31 02:25:56 executed programs: 0
syzkaller login: [   23.724677] IPVS: ftp: loaded support on port[0] = 21
[   23.758836] IPVS: ftp: loaded support on port[0] = 21
[   23.805535] IPVS: ftp: loaded support on port[0] = 21
[   23.847926] IPVS: ftp: loaded support on port[0] = 21
[   23.891399] IPVS: ftp: loaded support on port[0] = 21
[   23.939356] IPVS: ftp: loaded support on port[0] = 21
[   23.997261] IPVS: ftp: loaded support on port[0] = 21
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
[   24.064482] IPVS: ftp: loaded support on port[0] = 21
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
RESULT: signal 0, coverage 0 errno 9
[   28.556532] ==================================================================
[   28.564243] BUG: KASAN: use-after-free in __list_add_valid+0xb1/0xd0
[   28.570735] Read of size 8 at addr ffff8801a87ad638 by task syz-executor0/4446
[   28.578083] 
[   28.579710] CPU: 0 PID: 4446 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #7
[   28.586801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   28.596145] Call Trace:
[   28.598729]  dump_stack+0x194/0x24d
[   28.602358]  ? arch_local_irq_restore+0x53/0x53
[   28.607030]  ? show_regs_print_info+0x18/0x18
[   28.611512]  ? __list_add_valid+0xb1/0xd0
[   28.615634]  print_address_description+0x73/0x250
[   28.620457]  ? __list_add_valid+0xb1/0xd0
[   28.624578]  kasan_report+0x23c/0x360
[   28.628352]  __asan_report_load8_noabort+0x14/0x20
[   28.633253]  __list_add_valid+0xb1/0xd0
[   28.637203]  inode_io_list_move_locked+0x22a/0x4d0
[   28.642106]  ? queue_io+0x840/0x840
[   28.645709]  ? lock_release+0xa40/0xa40
[   28.649656]  ? trace_hardirqs_off+0x10/0x10
[   28.653950]  ? __lock_is_held+0xb6/0x140
[   28.657990]  __mark_inode_dirty+0x75c/0x1170
[   28.662372]  ? __inode_attach_wb+0xf70/0xf70
[   28.666752]  ? current_time+0x18/0xc0
[   28.670524]  ? lock_downgrade+0x980/0x980
[   28.674647]  ? print_irqtrace_events+0x270/0x270
[   28.679377]  ? current_time+0x18/0xc0
[   28.683150]  ? lock_downgrade+0x980/0x980
[   28.687272]  ? lock_release+0xa40/0xa40
[   28.691223]  ? mark_held_locks+0xaf/0x100
[   28.695346]  ? touch_atime+0x157/0x2f0
[   28.699210]  ? current_kernel_time64+0x122/0x2f0
[   28.703940]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   28.708927]  ? trace_hardirqs_on+0xd/0x10
[   28.713050]  ? current_kernel_time64+0x1d4/0x2f0
[   28.717791]  generic_update_time+0x2a2/0x370
[   28.722175]  ? inode_dio_wait+0x530/0x530
[   28.726296]  ? do_umount+0xda0/0xda0
[   28.729982]  ? timespec_trunc+0x79/0xe0
[   28.733931]  touch_atime+0x26d/0x2f0
[   28.737624]  ? inode_dio_wait+0x530/0x530
[   28.741744]  ? inode_dio_wait+0x530/0x530
[   28.745863]  ? __atime_needs_update+0xb40/0xb40
[   28.750506]  ? fsnotify_first_mark+0x2b0/0x2b0
[   28.755064]  iterate_dir+0x451/0x530
[   28.758753]  SyS_getdents+0x225/0x450
[   28.762527]  ? SyS_old_readdir+0x230/0x230
[   28.766735]  ? fillonedir+0x250/0x250
[   28.770515]  ? do_syscall_64+0xb7/0x940
[   28.774461]  ? SyS_old_readdir+0x230/0x230
[   28.778668]  do_syscall_64+0x281/0x940
[   28.782527]  ? do_syscall_64+0x281/0x940
[   28.786561]  ? vmalloc_sync_all+0x30/0x30
[   28.790683]  ? trace_event_raw_event_sys_exit+0x260/0x260
[   28.796194]  ? syscall_return_slowpath+0x550/0x550
[   28.801097]  ? syscall_return_slowpath+0x2ac/0x550
[   28.806023]  ? retint_user+0x18/0x18
[   28.809714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   28.814534]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   28.819696] RIP: 0033:0x45337b
[   28.822858] RSP: 002b:00007fffd23f73c0 EFLAGS: 00000206 ORIG_RAX: 000000000000004e
[   28.830540] RAX: ffffffffffffffda RBX: 0000000002929970 RCX: 000000000045337b
[   28.837784] RDX: 0000000000008000 RSI: 0000000002929970 RDI: 0000000000000003
[   28.845030] RBP: 0000000002929970 R08: 0000000000000001 R09: 0000000002928940
[   28.852272] R10: 0000000000000000 R11: 0000000000000206 R12: ffffffffffffffd4
[   28.859517] R13: 0000000000000016 R14: 0000000000000067 R15: 0000000000006f19
[   28.866782] 
[   28.868388] Allocated by task 5553:
[   28.871991]  save_stack+0x43/0xd0
[   28.875419]  kasan_kmalloc+0xad/0xe0
[   28.879191]  kasan_slab_alloc+0x12/0x20
[   28.883140]  kmem_cache_alloc+0x11b/0x760
[   28.887260]  ext4_alloc_inode+0xc1/0x7e0
[   28.891294]  alloc_inode+0x65/0x180
[   28.894891]  new_inode_pseudo+0x69/0x190
[   28.898924]  new_inode+0x1c/0x40
[   28.902263]  __ext4_new_inode+0x3a0/0x4e80
[   28.906471]  ext4_symlink+0x41e/0x1060
[   28.910330]  vfs_symlink+0x323/0x560
[   28.914021]  SyS_symlinkat+0x1dd/0x250
[   28.917880]  do_syscall_64+0x281/0x940
[   28.921742]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   28.926898] 
[   28.928499] Freed by task 2700:
[   28.931752]  save_stack+0x43/0xd0
[   28.935176]  __kasan_slab_free+0x11a/0x170
[   28.939382]  kasan_slab_free+0xe/0x10
[   28.943155]  kmem_cache_free+0x83/0x2a0
[   28.947099]  ext4_i_callback+0x20/0x30
[   28.950960]  rcu_process_callbacks+0xd6c/0x17f0
[   28.955599]  __do_softirq+0x2d7/0xb85
[   28.959370] 
[   28.960972] The buggy address belongs to the object at ffff8801a87ad2c0
[   28.960972]  which belongs to the cache ext4_inode_cache(49:syz0) of size 1968
[   28.974902] The buggy address is located 888 bytes inside of
[   28.974902]  1968-byte region [ffff8801a87ad2c0, ffff8801a87ada70)
[   28.986834] The buggy address belongs to the page:
[   28.991739] page:ffffea0006a1eb40 count:1 mapcount:0 mapping:ffff8801a87ad2c0 index:0xffff8801a87adfff
[   29.001155] flags: 0x2fffc0000000100(slab)
[   29.005366] raw: 02fffc0000000100 ffff8801a87ad2c0 ffff8801a87adfff 0000000100000001
[   29.013232] raw: ffffea0006c2afe0 ffff8801d4784e48 ffff8801cd556940 ffff8801b1316100
[   29.021082] page dumped because: kasan: bad access detected
[   29.026760] page->mem_cgroup:ffff8801b1316100
[   29.031223] 
[   29.032824] Memory state around the buggy address:
[   29.037727]  ffff8801a87ad500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   29.045059]  ffff8801a87ad580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   29.052389] >ffff8801a87ad600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   29.059717]                                         ^
[   29.064877]  ffff8801a87ad680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   29.072207]  ffff8801a87ad700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   29.079534] ==================================================================
[   29.086864] Disabling lock debugging due to kernel taint
[   29.092681] Kernel panic - not syncing: panic_on_warn set ...
[   29.092681] 
[   29.100023] CPU: 0 PID: 4446 Comm: syz-executor0 Tainted: G    B            4.16.0-rc7+ #7
[   29.108395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   29.117718] Call Trace:
[   29.120280]  dump_stack+0x194/0x24d
[   29.123882]  ? arch_local_irq_restore+0x53/0x53
[   29.128528]  ? kasan_end_report+0x32/0x50
[   29.132651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   29.137380]  ? vsnprintf+0x1ed/0x1900
[   29.141165]  ? __list_add_valid+0x80/0xd0
[   29.145285]  panic+0x1e4/0x41c
[   29.148450]  ? refcount_error_report+0x214/0x214
[   29.153179]  ? add_taint+0x1c/0x50
[   29.156692]  ? add_taint+0x1c/0x50
[   29.160205]  ? __list_add_valid+0xb1/0xd0
[   29.165370]  kasan_end_report+0x50/0x50
[   29.169318]  kasan_report+0x149/0x360
[   29.173091]  __asan_report_load8_noabort+0x14/0x20
[   29.177992]  __list_add_valid+0xb1/0xd0
[   29.181941]  inode_io_list_move_locked+0x22a/0x4d0
[   29.186843]  ? queue_io+0x840/0x840
[   29.190443]  ? lock_release+0xa40/0xa40
[   29.194388]  ? trace_hardirqs_off+0x10/0x10
[   29.198682]  ? __lock_is_held+0xb6/0x140
[   29.202716]  __mark_inode_dirty+0x75c/0x1170
[   29.207097]  ? __inode_attach_wb+0xf70/0xf70
[   29.211478]  ? current_time+0x18/0xc0
[   29.215251]  ? lock_downgrade+0x980/0x980
[   29.219371]  ? print_irqtrace_events+0x270/0x270
[   29.224102]  ? current_time+0x18/0xc0
[   29.227962]  ? lock_downgrade+0x980/0x980
[   29.232082]  ? lock_release+0xa40/0xa40
[   29.236031]  ? mark_held_locks+0xaf/0x100
[   29.240150]  ? touch_atime+0x157/0x2f0
[   29.244016]  ? current_kernel_time64+0x122/0x2f0
[   29.248746]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   29.253735]  ? trace_hardirqs_on+0xd/0x10
[   29.257864]  ? current_kernel_time64+0x1d4/0x2f0
[   29.262593]  generic_update_time+0x2a2/0x370
[   29.266982]  ? inode_dio_wait+0x530/0x530
[   29.271104]  ? do_umount+0xda0/0xda0
[   29.274788]  ? timespec_trunc+0x79/0xe0
[   29.278734]  touch_atime+0x26d/0x2f0
[   29.282416]  ? inode_dio_wait+0x530/0x530
[   29.286537]  ? inode_dio_wait+0x530/0x530
[   29.290656]  ? __atime_needs_update+0xb40/0xb40
[   29.295295]  ? fsnotify_first_mark+0x2b0/0x2b0
[   29.299859]  iterate_dir+0x451/0x530
[   29.303546]  SyS_getdents+0x225/0x450
[   29.307318]  ? SyS_old_readdir+0x230/0x230
[   29.311523]  ? fillonedir+0x250/0x250
[   29.315297]  ? do_syscall_64+0xb7/0x940
[   29.319244]  ? SyS_old_readdir+0x230/0x230
[   29.323451]  do_syscall_64+0x281/0x940
[   29.327308]  ? do_syscall_64+0x281/0x940
[   29.331341]  ? vmalloc_sync_all+0x30/0x30
[   29.335462]  ? trace_event_raw_event_sys_exit+0x260/0x260
[   29.340973]  ? syscall_return_slowpath+0x550/0x550
[   29.345876]  ? syscall_return_slowpath+0x2ac/0x550
[   29.350779]  ? retint_user+0x18/0x18
[   29.354466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   29.359282]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   29.364445] RIP: 0033:0x45337b
[   29.367605] RSP: 002b:00007fffd23f73c0 EFLAGS: 00000206 ORIG_RAX: 000000000000004e
[   29.375286] RAX: ffffffffffffffda RBX: 0000000002929970 RCX: 000000000045337b
[   29.382527] RDX: 0000000000008000 RSI: 0000000002929970 RDI: 0000000000000003
[   29.389768] RBP: 0000000002929970 R08: 0000000000000001 R09: 0000000002928940
[   29.397012] R10: 0000000000000000 R11: 0000000000000206 R12: ffffffffffffffd4
[   29.404254] R13: 0000000000000016 R14: 0000000000000067 R15: 0000000000006f19
[   29.411954] Dumping ftrace buffer:
[   29.415467]    (ftrace buffer empty)
[   29.419146] Kernel Offset: disabled
[   29.422743] Rebooting in 86400 seconds..