Regarding slabinfo tool generating kernel crash

linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed

* Regarding slabinfo tool generating kernel crash
       [not found] <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p2>
@ 2018-02-26 13:22 ` Gopi Sai Teja
  2018-02-27 13:55   ` Michal Hocko
       [not found]   ` <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p1>
  0 siblings, 2 replies; 4+ messages in thread
From: Gopi Sai Teja @ 2018-02-26 13:22 UTC (permalink / raw)
  To: penberg, rientjes, iamjoonsoo.kim, akpm, linux-mm, linux-kernel
  Cc: Ami Prakash Asthana, Lalit Mohan Tripathi, Himanshu Shukla,
	AMIT SAHRAWAT, PANKAJ MISHRA

[-- Attachment #1: Type: text/html, Size: 2316 bytes --]

[-- Attachment #2: Type: image/gif, Size: 13402 bytes --]

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: Regarding slabinfo tool generating kernel crash
  2018-02-26 13:22 ` Regarding slabinfo tool generating kernel crash Gopi Sai Teja
@ 2018-02-27 13:55   ` Michal Hocko
       [not found]   ` <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p1>
  1 sibling, 0 replies; 4+ messages in thread
From: Michal Hocko @ 2018-02-27 13:55 UTC (permalink / raw)
  To: Gopi Sai Teja
  Cc: penberg, rientjes, iamjoonsoo.kim, akpm, linux-mm, linux-kernel,
	Ami Prakash Asthana, Lalit Mohan Tripathi, Himanshu Shukla,
	AMIT SAHRAWAT, PANKAJ MISHRA

On Mon 26-02-18 18:52:35, Gopi Sai Teja wrote:
> Hi all,
> 
> We are using slabinfo tool with -df option. Tool is generating kernel crash.
> Please help if anyone got same issue.
> 
> Our kernel image was built with poison, store_user, red_zone and sanity_checks
> enabled in slab debug.

Such a report is basically pointless without the crash report and the
kernel version which happens to be affected.

-- 
Michal Hocko
SUSE Labs

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* RE: Re: Regarding slabinfo tool generating kernel crash
       [not found]   ` <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p1>
@ 2018-03-01  7:18     ` Gopi Sai Teja
  2018-03-13  9:49       ` Michal Hocko
  0 siblings, 1 reply; 4+ messages in thread
From: Gopi Sai Teja @ 2018-03-01  7:18 UTC (permalink / raw)
  To: Michal Hocko
  Cc: penberg, rientjes, iamjoonsoo.kim, akpm, linux-mm, linux-kernel,
	Ami Prakash Asthana, Lalit Mohan Tripathi, Himanshu Shukla,
	AMIT SAHRAWAT, PANKAJ MISHRA


[-- Attachment #1.1: Type: text/html, Size: 3254 bytes --]

[-- Attachment #1.2: Type: image/gif, Size: 13402 bytes --]

[-- Attachment #2: completeLog_Kernel_4.4.0-116.txt --]
[-- Type: application/octet-stream, Size: 107757 bytes --]

root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# cat /etc/default/grub 
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
#GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX_DEFAULT="slub_debug=FPZU"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
root@mukesh-VirtualBox:/home/mukesh# cat /sys/kernel/slab/kmalloc-64/red_zone 
1
root@mukesh-VirtualBox:/home/mukesh# cat /sys/kernel/slab/kmalloc-64/poison 
1
root@mukesh-VirtualBox:/home/mukesh# cat /sys/kernel/slab/kmalloc-64/sanity_checks 
1
root@mukesh-VirtualBox:/home/mukesh# cat /sys/kernel/slab/kmalloc-64/^C
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# 
root@mukesh-VirtualBox:/home/mukesh# cd Desktop/
root@mukesh-VirtualBox:/home/mukesh/Desktop# ./slab_info -df & dmesg -wH
[1] 2374
Acpi-Namespace not empty cannot disable redzoning
Acpi-Namespace not empty cannot disable poisoning
Acpi-Namespace not empty cannot disable tracking
Acpi-Operand not empty cannot disable redzoning
Acpi-Operand not empty cannot disable poisoning
Acpi-Operand not empty cannot disable tracking
anon_vma not empty cannot disable redzoning
anon_vma not empty cannot disable poisoning
anon_vma not empty cannot disable tracking
anon_vma_chain not empty cannot disable redzoning
anon_vma_chain not empty cannot disable poisoning
anon_vma_chain not empty cannot disable tracking
bdev_cache not empty cannot disable redzoning
bdev_cache not empty cannot disable poisoning
bdev_cache not empty cannot disable tracking
bio-0 not empty cannot disable redzoning
bio-0 not empty cannot disable poisoning
bio-0 not empty cannot disable tracking
bio_integrity_payload not empty cannot disable redzoning
bio_integrity_payload not empty cannot disable poisoning
bio_integrity_payload not empty cannot disable tracking
biovec-256 not empty cannot disable redzoning
biovec-256 not empty cannot disable poisoning
biovec-256 not empty cannot disable tracking
blkdev_ioc not empty cannot disable redzoning
blkdev_ioc not empty cannot disable poisoning
blkdev_ioc not empty cannot disable tracking
blkdev_queue not empty cannot disable redzoning
blkdev_queue not empty cannot disable poisoning
blkdev_queue not empty cannot disable tracking
blkdev_requests not empty cannot disable redzoning
blkdev_requests not empty cannot disable poisoning
blkdev_requests not empty cannot disable tracking
buffer_head not empty cannot disable redzoning
buffer_head not empty cannot disable poisoning
buffer_head not empty cannot disable tracking
cred_jar not empty cannot disable redzoning
cred_jar not empty cannot disable poisoning
cred_jar not empty cannot disable tracking
dentry not empty cannot disable redzoning
dentry not empty cannot disable poisoning
dentry not empty cannot disable tracking
dmaengine-unmap-128 not empty cannot disable redzoning
dmaengine-unmap-128 not empty cannot disable poisoning
dmaengine-unmap-128 not empty cannot disable tracking
dmaengine-unmap-16 not empty cannot disable redzoning
dmaengine-unmap-16 not empty cannot disable poisoning
dmaengine-unmap-16 not empty cannot disable tracking
dmaengine-unmap-2 not empty cannot disable redzoning
dmaengine-unmap-2 not empty cannot disable poisoning
dmaengine-unmap-2 not empty cannot disable tracking
dmaengine-unmap-256 not empty cannot disable redzoning
dmaengine-unmap-256 not empty cannot disable poisoning
dmaengine-unmap-256 not empty cannot disable tracking
eventpoll_epi not empty cannot disable redzoning
eventpoll_epi not empty cannot disable poisoning
eventpoll_epi not empty cannot disable tracking
eventpoll_pwq not empty cannot disable redzoning
eventpoll_pwq not empty cannot disable poisoning
eventpoll_pwq not empty cannot disable tracking
ext4_extent_status not empty cannot disable redzoning
ext4_extent_status not empty cannot disable poisoning
ext4_extent_status not empty cannot disable tracking
ext4_groupinfo_4k not empty cannot disable redzoning
ext4_groupinfo_4k not empty cannot disable poisoning
ext4_groupinfo_4k not empty cannot disable tracking
ext4_inode_cache not empty cannot disable redzoning
ext4_inode_cache not empty cannot disable poisoning
ext4_inode_cache not empty cannot disable tracking
ext4_prealloc_space not empty cannot disable redzoning
ext4_prealloc_space not empty cannot disable poisoning
ext4_prealloc_space not empty cannot disable tracking
ext4_system_zone not empty cannot disable redzoning
ext4_system_zone not empty cannot disable poisoning
ext4_system_zone not empty cannot disable tracking
fasync_cache not empty cannot disable redzoning
fasync_cache not empty cannot disable poisoning
fasync_cache not empty cannot disable tracking
fat_cache not empty cannot disable redzoning
fat_cache not empty cannot disable poisoning
fat_cache not empty cannot disable tracking
fat_inode_cache not empty cannot disable redzoning
fat_inode_cache not empty cannot disable poisoning
fat_inode_cache not empty cannot disable tracking
fib6_nodes not empty cannot disable redzoning
fib6_nodes not empty cannot disable poisoning
fib6_nodes not empty cannot disable tracking
file_lock_cache not empty cannot disable redzoning
file_lock_cache not empty cannot disable poisoning
file_lock_cache not empty cannot disable tracking
file_lock_ctx not empty cannot disable redzoning
file_lock_ctx not empty cannot disable poisoning
file_lock_ctx not empty cannot disable tracking
files_cache not empty cannot disable redzoning
files_cache not empty cannot disable poisoning
files_cache not empty cannot disable tracking
filp not empty cannot disable redzoning
filp not empty cannot disable poisoning
filp not empty cannot disable tracking
fs_cache not empty cannot disable redzoning
fs_cache not empty cannot disable poisoning
fs_cache not empty cannot disable tracking
ftrace_event_field not empty cannot disable redzoning
ftrace_event_field not empty cannot disable poisoning
ftrace_event_field not empty cannot disable tracking
fuse_inode not empty cannot disable redzoning
fuse_inode not empty cannot disable poisoning
fuse_inode not empty cannot disable tracking
hugetlbfs_inode_cache not empty cannot disable redzoning
hugetlbfs_inode_cache not empty cannot disable poisoning
hugetlbfs_inode_cache not empty cannot disable tracking
idr_layer_cache not empty cannot disable redzoning
idr_layer_cache not empty cannot disable poisoning
idr_layer_cache not empty cannot disable tracking
inode_cache not empty cannot disable redzoning
inode_cache not empty cannot disable poisoning
inode_cache not empty cannot disable tracking
inotify_inode_mark not empty cannot disable redzoning
inotify_inode_mark not empty cannot disable poisoning
inotify_inode_mark not empty cannot disable tracking
ip6_dst_cache not empty cannot disable redzoning
ip6_dst_cache not empty cannot disable poisoning
ip6_dst_cache not empty cannot disable tracking
ip_dst_cache not empty cannot disable redzoning
ip_dst_cache not empty cannot disable poisoning
ip_dst_cache not empty cannot disable tracking
ip_fib_alias not empty cannot disable redzoning
ip_fib_alias not empty cannot disable poisoning
ip_fib_alias not empty cannot disable tracking
ip_fib_trie not empty cannot disable redzoning
ip_fib_trie not empty cannot disable poisoning
ip_fib_trie not empty cannot disable tracking
jbd2_inode not empty cannot disable redzoning
jbd2_inode not empty cannot disable poisoning
jbd2_inode not empty cannot disable tracking
jbd2_journal_head not empty cannot disable redzoning
jbd2_journal_head not empty cannot disable poisoning
jbd2_journal_head not empty cannot disable tracking
jbd2_revoke_table_s not empty cannot disable redzoning
jbd2_revoke_table_s not empty cannot disable poisoning
jbd2_revoke_table_s not empty cannot disable tracking
jbd2_transaction_s not empty cannot disable redzoning
jbd2_transaction_s not empty cannot disable poisoning
jbd2_transaction_s not empty cannot disable tracking
kernfs_node_cache not empty cannot disable redzoning
kernfs_node_cache not empty cannot disable poisoning
kernfs_node_cache not empty cannot disable tracking
key_jar not empty cannot disable redzoning
key_jar not empty cannot disable poisoning
key_jar not empty cannot disable tracking
khugepaged_mm_slot not empty cannot disable redzoning
khugepaged_mm_slot not empty cannot disable poisoning
khugepaged_mm_slot not empty cannot disable tracking
kmalloc-1024 not empty cannot disable redzoning
kmalloc-1024 not empty cannot disable poisoning
kmalloc-1024 not empty cannot disable tracking
kmalloc-128 not empty cannot disable redzoning
kmalloc-128 not empty cannot disable poisoning
kmalloc-128 not empty cannot disable tracking
kmalloc-16 not empty cannot disable redzoning
kmalloc-16 not empty cannot disable poisoning
kmalloc-16 not empty cannot disable tracking
kmalloc-192 not empty cannot disable redzoning
kmalloc-192 not empty cannot disable poisoning
kmalloc-192 not empty cannot disable tracking
kmalloc-2048 not empty cannot disable redzoning
kmalloc-2048 not empty cannot disable poisoning
kmalloc-2048 not empty cannot disable tracking
kmalloc-256 not empty cannot disable redzoning
kmalloc-256 not empty cannot disable poisoning
kmalloc-256 not empty cannot disable tracking
kmalloc-32 not empty cannot disable redzoning
kmalloc-32 not empty cannot disable poisoning
kmalloc-32 not empty cannot disable tracking
kmalloc-4096 not empty cannot disable redzoning
kmalloc-4096 not empty cannot disable poisoning
kmalloc-4096 not empty cannot disable tracking
kmalloc-512 not empty cannot disable redzoning
kmalloc-512 not empty cannot disable poisoning
kmalloc-512 not empty cannot disable tracking
kmalloc-64 not empty cannot disable redzoning
kmalloc-64 not empty cannot disable poisoning
kmalloc-64 not empty cannot disable tracking
kmalloc-8 not empty cannot disable redzoning
kmalloc-8 not empty cannot disable poisoning
kmalloc-8 not empty cannot disable tracking
kmalloc-8192 not empty cannot disable redzoning
kmalloc-8192 not empty cannot disable poisoning
kmalloc-8192 not empty cannot disable tracking
kmalloc-96 not empty cannot disable redzoning
kmalloc-96 not empty cannot disable poisoning
kmalloc-96 not empty cannot disable tracking
kmem_cache not empty cannot disable redzoning
kmem_cache not empty cannot disable poisoning
kmem_cache not empty cannot disable tracking
kmem_cache_node not empty cannot disable redzoning
kmem_cache_node not empty cannot disable poisoning
kmem_cache_node not empty cannot disable tracking
mm_struct not empty cannot disable redzoning
mm_struct not empty cannot disable poisoning
mm_struct not empty cannot disable tracking
mnt_cache not empty cannot disable redzoning
mnt_cache not empty cannot disable poisoning
mnt_cache not empty cannot disable tracking
mqueue_inode_cache not empty cannot disable redzoning
mqueue_inode_cache not empty cannot disable poisoning
mqueue_inode_cache not empty cannot disable tracking
net_namespace not empty cannot disable redzoning
net_namespace not empty cannot disable poisoning
net_namespace not empty cannot disable tracking
nsproxy not empty cannot disable redzoning
nsproxy not empty cannot disable poisoning
nsproxy not empty cannot disable tracking
numa_policy not empty cannot disable redzoning
numa_policy not empty cannot disable poisoning
numa_policy not empty cannot disable tracking
pid not empty cannot disable redzoning
pid not empty cannot disable poisoning
pid not empty cannot disable tracking
pool_workqueue not empty cannot disable redzoning
pool_workqueue not empty cannot disable poisoning
pool_workqueue not empty cannot disable tracking
proc_inode_cache not empty cannot disable redzoning
proc_inode_cache not empty cannot disable poisoning
proc_inode_cache not empty cannot disable tracking
radix_tree_node not empty cannot disable redzoning
radix_tree_node not empty cannot disable poisoning
radix_tree_node not empty cannot disable tracking
RAW not empty cannot disable redzoning
RAW not empty cannot disable poisoning
RAW not empty cannot disable tracking
RAWv6 not empty cannot disable redzoning
RAWv6 not empty cannot disable poisoning
RAWv6 not empty cannot disable tracking
scsi_cmd_cache not empty cannot disable redzoning
scsi_cmd_cache not empty cannot disable poisoning
scsi_cmd_cache not empty cannot disable tracking
scsi_sense_cache not empty cannot disable redzoning
scsi_sense_cache not empty cannot disable poisoning
scsi_sense_cache not empty cannot disable tracking
sd_ext_cdb not empty cannot disable redzoning
sd_ext_cdb not empty cannot disable poisoning
sd_ext_cdb not empty cannot disable tracking
sgpool-128 not empty cannot disable redzoning
sgpool-128 not empty cannot disable poisoning
sgpool-128 not empty cannot disable tracking
sgpool-16 not empty cannot disable redzoning
sgpool-16 not empty cannot disable poisoning
sgpool-16 not empty cannot disable tracking
sgpool-32 not empty cannot disable redzoning
sgpool-32 not empty cannot disable poisoning
sgpool-32 not empty cannot disable tracking
sgpool-64 not empty cannot disable redzoning
sgpool-64 not empty cannot disable poisoning
sgpool-64 not empty cannot disable tracking
sgpool-8 not empty cannot disable redzoning
sgpool-8 not empty cannot disable poisoning
sgpool-8 not empty cannot disable tracking
shmem_inode_cache not empty cannot disable redzoning
shmem_inode_cache not empty cannot disable poisoning
shmem_inode_cache not empty cannot disable tracking
sighand_cache not empty cannot disable redzoning
sighand_cache not empty cannot disable poisoning
sighand_cache not empty cannot disable tracking
signal_cache not empty cannot disable redzoning
signal_cache not empty cannot disable poisoning
signal_cache not empty cannot disable tracking
skbuff_head_cache not empty cannot disable redzoning
skbuff_head_cache not empty cannot disable poisoning
skbuff_head_cache not empty cannot disable tracking
sock_inode_cache not empty cannot disable redzoning
sock_inode_cache not empty cannot disable poisoning
sock_inode_cache not empty cannot disable tracking
task_delay_info not empty cannot disable redzoning
task_delay_info not empty cannot disable poisoning
task_delay_info not empty cannot disable tracking
task_struct not empty cannot disable redzoning
task_struct not empty cannot disable poisoning
task_struct not empty cannot disable tracking
taskstats not empty cannot disable redzoning
taskstats not empty cannot disable poisoning
taskstats not empty cannot disable tracking
TCP not empty cannot disable redzoning
TCP not empty cannot disable poisoning
TCP not empty cannot disable tracking
tcp_bind_bucket not empty cannot disable redzoning
tcp_bind_bucket not empty cannot disable poisoning
tcp_bind_bucket not empty cannot disable tracking
TCPv6 not empty cannot disable redzoning
TCPv6 not empty cannot disable poisoning
TCPv6 not empty cannot disable tracking
trace_event_file not empty cannot disable redzoning
trace_event_file not empty cannot disable poisoning
trace_event_file not empty cannot disable tracking
UDP not empty cannot disable redzoning
UDP not empty cannot disable poisoning
UDP not empty cannot disable tracking
UDPv6 not empty cannot disable redzoning
UDPv6 not empty cannot disable poisoning
UDPv6 not empty cannot disable tracking
uid_cache not empty cannot disable redzoning
uid_cache not empty cannot disable poisoning
uid_cache not empty cannot disable tracking
UNIX not empty cannot disable redzoning
UNIX not empty cannot disable poisoning
UNIX not empty cannot disable tracking
vm_area_struct not empty cannot disable redzoning
vm_area_struct not empty cannot disable poisoning
vm_area_struct not empty cannot disable tracking
[Mar 1 12:19] =============================================================================
[  +0.000012] BUG request_sock_TCP (Not tainted): Freepointer corrupt
[  +0.000004] -----------------------------------------------------------------------------

[  +0.000005] Disabling lock debugging due to kernel taint
[  +0.000005] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff880091aea000 @offset=0 fp=0xbbbbbbbbbbbbbbbb

[  +0.000006] Object ffff880091aea000: 0a 00 02 04 0a 00 02 0f dd 4b c0 b6 dd 24 16 00  .........K...$..
[  +0.000003] Object ffff880091aea010: 02 00 0c 5a 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ...Z....ZZZZZZZZ
[  +0.000004] Object ffff880091aea020: 5a 5a 5a 5a 5a 5a 5a 5a 20 fe ef 81 ff ff ff ff  ZZZZZZZZ .......
[  +0.000004] Object ffff880091aea030: 80 9a ef 81 ff ff ff ff 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea040: 00 00 ff ff 0a 00 02 04 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea050: 00 00 ff ff 0a 00 02 0f 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea060: 00 00 35 95 00 88 ff ff bb 97 00 00 00 00 00 00  ..5.............
[  +0.000003] Object ffff880091aea070: 00 00 00 00 00 00 00 00 ff ff ff ff 20 71 00 00  ............ q..
[  +0.000004] Object ffff880091aea080: 00 00 00 00 80 ff 7f 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea090: b4 05 00 00 4a ea 05 00 00 02 00 00 00 00 ad de  ....J...........
[  +0.000003] Object ffff880091aea0a0: 00 00 00 00 00 00 00 00 be e5 00 00 01 00 00 00  ................
[  +0.000004] Object ffff880091aea0b0: 00 cf 78 81 ff ff ff ff 00 a0 ae 91 00 88 ff ff  ..x.............
[  +0.000003] Object ffff880091aea0c0: 01 00 00 00 ff ff ff ff ff ff ff ff 5a 5a 5a 5a  ............ZZZZ
[  +0.000003] Object ffff880091aea0d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea0e0: 00 00 00 00 00 00 00 00 60 51 f4 81 ff ff ff ff  ........`Q......
[  +0.000004] Object ffff880091aea0f0: 40 1a 35 95 00 88 ff ff 00 00 00 00 00 00 00 00  @.5.............
[  +0.000023] Object ffff880091aea100: 5a 5a 5a 5a 5a 5a 5a 5a 77 47 5a 5a 00 00 00 00  ZZZZZZZZwGZZ....
[  +0.000004] Object ffff880091aea110: 00 00 00 00 00 00 00 00 00 8e ac 81 ff ff ff ff  ................
[  +0.000004] Object ffff880091aea120: 3d 1b d8 1f c4 e4 00 00 00 5a 5a 5a 0a 24 19 9e  =........ZZZ.$..
[  +0.000003] Object ffff880091aea130: b0 b1 47 98 ff 9f 68 45 00 00 00 00 b1 b1 47 98  ..G...hE......G.
[  +0.000006] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000005]  ffff880098562780 ffff880091aea000 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aea000
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000016]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000009]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000008]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000018]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000006]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000012]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000005]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000007]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000005]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000007]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000005] =============================================================================
[  +0.000005] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff880091aea148 @offset=328 fp=0x5a5a5a5a5a5a5a5a

[  +0.000004] Bytes b4 ffff880091aea138: 00 00 00 00 b1 b1 47 98 00 00 00 00 00 00 00 00  ......G.........
[  +0.000004] Object ffff880091aea148: d8 bb ae 91 00 88 ff ff d5 2f 79 81 ff ff ff ff  ........./y.....
[  +0.000003] Object ffff880091aea158: 61 1b 1f 81 ff ff ff ff a0 1b 1f 81 ff ff ff ff  a...............
[  +0.000003] Object ffff880091aea168: 21 21 1f 81 ff ff ff ff d5 2f 79 81 ff ff ff ff  !!......./y.....
[  +0.000004] Object ffff880091aea178: b5 5a 79 81 ff ff ff ff ec 45 7a 81 ff ff ff ff  .Zy......Ez.....
[  +0.000003] Object ffff880091aea188: 82 b6 79 81 ff ff ff ff d2 5c 7a 81 ff ff ff ff  ..y......\z.....
[  +0.000003] Object ffff880091aea198: 69 70 7a 81 ff ff ff ff 2a 03 78 81 ff ff ff ff  ipz.....*.x.....
[  +0.000004] Object ffff880091aea1a8: 2f 06 78 81 ff ff ff ff f8 ff 77 81 ff ff ff ff  /.x.......w.....
[  +0.000003] Object ffff880091aea1b8: 34 09 78 81 ff ff ff ff 5c 1b 74 81 ff ff ff ff  4.x.....\.t.....
[  +0.000003] Object ffff880091aea1c8: d8 1e 74 81 ff ff ff ff 52 1f 74 81 ff ff ff ff  ..t.....R.t.....
[  +0.000004] Object ffff880091aea1d8: 01 00 00 00 00 00 00 00 c4 e4 00 00 01 00 00 00  ................
[  +0.000003] Object ffff880091aea1e8: 16 ca 78 81 ff ff ff ff 15 2a 1f 81 ff ff ff ff  ..x......*......
[  +0.000003] Object ffff880091aea1f8: 37 30 1f 81 ff ff ff ff 16 ca 78 81 ff ff ff ff  70........x.....
[  +0.000003] Object ffff880091aea208: 42 c3 7b 81 ff ff ff ff 09 40 72 81 ff ff ff ff  B.{......@r.....
[  +0.000004] Object ffff880091aea218: 30 5c 72 81 ff ff ff ff c8 ef 84 81 ff ff ff ff  0\r.............
[  +0.000003] Object ffff880091aea228: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea238: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea248: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea258: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea268: 00 00 00 00 00 00 00 00 01 00 00 00 a2 03 00 00  ................
[  +0.000003] Object ffff880091aea278: c4 e4 00 00 01 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000004]  ffff880098562780 ffff880091aea148 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aea148
[  +0.000004] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000013]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000004]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000007]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000004]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000007]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000004]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000010]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000004]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000007]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000006]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000006]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000004] =============================================================================
[  +0.000005] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff880091aea3d8 @offset=984 fp=0x5a5a5a5a5a5a5a5a

[  +0.000004] Bytes b4 ffff880091aea3c8: bb bb bb bb bb bb bb bb 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea3d8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea3e8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea3f8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea408: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea418: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea428: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea438: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea448: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea458: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea468: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea478: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea488: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea498: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea4a8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea4b8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea4c8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea4d8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea4e8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea4f8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea508: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000004]  ffff880098562780 ffff880091aea3d8 ffff88009c703e28 ffffffff811ef145
[  +0.000005]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aea3d8
[  +0.000003] Call Trace:
[  +0.000004]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000012]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000004]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000006]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000008]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000005]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000009]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000004]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000006]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000004]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000005]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000004] =============================================================================
[  +0.000004] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000003] INFO: Object 0xffff880091aea668 @offset=1640 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff880091aea658: 88 a2 ae 91 00 88 ff ff 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea668: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea678: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea688: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea698: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea6a8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea6b8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea6c8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea6d8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff880091aea6e8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea6f8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea708: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea718: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea728: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea738: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea748: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea758: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea768: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea778: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea788: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000003] Object ffff880091aea798: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000005]  ffff880098562780 ffff880091aea668 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aea668
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000011]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000006]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000006]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000006]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000009]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000005]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000009]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000005]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000006]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000005]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000006]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000005] =============================================================================
[  +0.000004] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000005] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000003] INFO: Object 0xffff880091aea8f8 @offset=2296 fp=0x5a5a5a5a5a5a5a5a

[  +0.000004] Bytes b4 ffff880091aea8e8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea8f8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea908: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea918: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea928: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea938: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea948: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea958: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea968: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea978: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea988: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea998: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea9a8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea9b8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aea9c8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea9d8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea9e8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aea9f8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeaa08: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaa18: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000004] Object ffff880091aeaa28: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000004] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000005]  ffff880098562780 ffff880091aea8f8 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aea8f8
[  +0.000004] Call Trace:
[  +0.000004]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000009]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000006]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000006]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000008]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000028]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000004]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000010]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000005]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000005]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000005]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000007]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000006] =============================================================================
[  +0.000005] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000004] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff880091aeab88 @offset=2952 fp=0x5a5a5a5a5a5a5a5a

[  +0.000005] Bytes b4 ffff880091aeab78: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeab88: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeab98: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaba8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeabb8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeabc8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeabd8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeabe8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeabf8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac08: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeac18: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac28: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeac38: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac48: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac58: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeac68: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac78: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeac88: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeac98: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000005] Object ffff880091aeaca8: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff880091aeacb8: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000005]  ffff880098562780 ffff880091aeab88 ffff88009c703e28 ffffffff811ef145
[  +0.000005]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aeab88
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000010]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000004]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000006]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000008]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000006]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000006]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000007]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000005]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000008]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000005]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000006]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000006]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000006]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000005] =============================================================================
[  +0.000004] BUG request_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea000246ba80 objects=12 used=0 fp=0xffff880091aea000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff880091aeae18 @offset=3608 fp=0x5a5a5a5a5a5a5a5a

[  +0.000004] Bytes b4 ffff880091aeae08: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeae18: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeae28: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeae38: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeae48: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeae58: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeae68: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeae78: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeae88: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeae98: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaea8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaeb8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeaec8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaed8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaee8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaef8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeaf08: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff880091aeaf18: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff880091aeaf28: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000004] Object ffff880091aeaf38: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff880091aeaf48: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000005]  ffff880098562780 ffff880091aeae18 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000140 ffffffff00000001 ffff880098562780 ffff880091aeae18
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000009]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000007]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000007]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000005]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000004]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000007]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000005]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000005]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000024]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000007]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000005]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000135] =============================================================================
[  +0.000005] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000004] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000004] INFO: Object 0xffff88004f8be000 @offset=0 fp=0xbbbbbbbbbbbbbbbb

[  +0.000005] Object ffff88004f8be000: 6b 6c a7 14 0a 00 02 0f 58 8a c4 d1 00 50 de ba  kl......X....P..
[  +0.000004] Object ffff88004f8be010: 02 00 06 50 00 00 00 00 00 00 00 00 00 00 00 00  ...P............
[  +0.000003] Object ffff88004f8be020: 28 e9 d4 93 00 88 ff ff 20 fe ef 81 ff ff ff ff  (....... .......
[  +0.000004] Object ffff88004f8be030: 80 9a ef 81 ff ff ff ff 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000004] Object ffff88004f8be040: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be050: 5a 5a 5a 5a 5a 5a 5a 5a 00 00 00 00 00 00 00 00  ZZZZZZZZ........
[  +0.000004] Object ffff88004f8be060: 80 00 f0 81 ff ff ff ff b1 14 00 00 00 00 00 00  ................
[  +0.000004] Object ffff88004f8be070: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 57 1e 00 00  ........ZZZZW...
[  +0.000004] Object ffff88004f8be080: 00 00 00 00 ce 70 92 8e 98 3a 00 00 06 00 ba de  .....p...:......
[  +0.000003] Object ffff88004f8be090: 58 5a 5a 00 5a 5a 5a 5a 00 02 00 00 00 00 ad de  XZZ.ZZZZ........
[  +0.000004] Object ffff88004f8be0a0: 00 00 00 00 00 00 00 00 b2 55 00 00 01 00 00 00  .........U......
[  +0.000004] Object ffff88004f8be0b0: f0 b1 78 81 ff ff ff ff 00 e0 8b 4f 00 88 ff ff  ..x........O....
[  +0.000003] Object ffff88004f8be0c0: 01 00 00 00 ff ff ff ff ff ff ff ff 5a 5a 5a 5a  ............ZZZZ
[  +0.000004] Object ffff88004f8be0d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be0e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000004] Object ffff88004f8be0f0: a0 7d 00 00 00 00 00 00 00 00 00 00 00 00 00 00  .}..............
[  +0.000004] Object ffff88004f8be100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000005] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000006]  ffff880098563400 ffff88004f8be000 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be000
[  +0.000004] Call Trace:
[  +0.000004]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000009]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000005]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000008]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000005]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000005]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000006]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000006]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000005]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000004]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000007]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000003]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000004]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000005]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000004]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000004]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000003] =============================================================================
[  +0.000004] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000003] INFO: Object 0xffff88004f8be118 @offset=280 fp=0xffffffff81039875

[  +0.000004] Bytes b4 ffff88004f8be108: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be118: 20 fc 8b 4f 00 88 ff ff b4 ae 78 81 ff ff ff ff   ..O......x.....
[  +0.000003] Object ffff88004f8be128: 61 1b 1f 81 ff ff ff ff a0 1b 1f 81 ff ff ff ff  a...............
[  +0.000004] Object ffff88004f8be138: 21 21 1f 81 ff ff ff ff b4 ae 78 81 ff ff ff ff  !!........x.....
[  +0.000003] Object ffff88004f8be148: ae 82 7a 81 ff ff ff ff 1a c2 79 81 ff ff ff ff  ..z.......y.....
[  +0.000002] Object ffff88004f8be158: d2 5c 7a 81 ff ff ff ff 72 6f 7a 81 ff ff ff ff  .\z.....roz.....
[  +0.000003] Object ffff88004f8be168: 2a 03 78 81 ff ff ff ff 2f 06 78 81 ff ff ff ff  *.x...../.x.....
[  +0.000002] Object ffff88004f8be178: f8 ff 77 81 ff ff ff ff 34 09 78 81 ff ff ff ff  ..w.....4.x.....
[  +0.000002] Object ffff88004f8be188: 5c 1b 74 81 ff ff ff ff d8 1e 74 81 ff ff ff ff  \.t.......t.....
[  +0.000003] Object ffff88004f8be198: 52 1f 74 81 ff ff ff ff f6 29 74 81 ff ff ff ff  R.t......)t.....
[  +0.000002] Object ffff88004f8be1a8: 01 00 00 00 11 07 00 00 19 1b 00 00 01 00 00 00  ................
[  +0.000003] Object ffff88004f8be1b8: d5 b0 78 81 ff ff ff ff 15 2a 1f 81 ff ff ff ff  ..x......*......
[  +0.000002] Object ffff88004f8be1c8: 37 30 1f 81 ff ff ff ff d5 b0 78 81 ff ff ff ff  70........x.....
[  +0.000002] Object ffff88004f8be1d8: 08 b1 78 81 ff ff ff ff c7 b1 78 81 ff ff ff ff  ..x.......x.....
[  +0.000003] Object ffff88004f8be1e8: 17 b2 78 81 ff ff ff ff 97 f8 0e 81 ff ff ff ff  ..x.............
[  +0.000002] Object ffff88004f8be1f8: 5d 02 0f 81 ff ff ff ff 16 7c 08 81 ff ff ff ff  ]........|......
[  +0.000002] Object ffff88004f8be208: 23 7f 08 81 ff ff ff ff f8 25 85 81 ff ff ff ff  #........%......
[  +0.000003] Object ffff88004f8be218: 7f ff 84 81 ff ff ff ff fe 8f 03 81 ff ff ff ff  ................
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8be118 ffff88009c703e28 ffffffff811ef145
[  +0.000003]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be118
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000006]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000003]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000004]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000004]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000003]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000005]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000006]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000003]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000023]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000005]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000004]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000004]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000004] =============================================================================
[  +0.000004] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000002] INFO: Object 0xffff88004f8be230 @offset=560 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8be220: fe 8f 03 81 ff ff ff ff 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be230: ca 6c 0c 81 ff ff ff ff 37 70 0c 81 ff ff ff ff  .l......7p......
[  +0.000002] Object ffff88004f8be240: 01 00 00 00 00 00 00 00 b2 55 00 00 01 00 00 00  .........U......
[  +0.000002] Object ffff88004f8be250: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be260: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be270: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be280: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be290: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be2a0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be2b0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be2c0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be2d0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be2e0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be2f0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be300: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be310: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be320: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be330: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000004] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8be230 ffff88009c703e28 ffffffff811ef145
[  +0.000003]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be230
[  +0.000002] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000006]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000003]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000004]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000003]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000004]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000004]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000003]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000004]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000004]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000002] =============================================================================
[  +0.000003] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000002] INFO: Object 0xffff88004f8be460 @offset=1120 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8be450: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be460: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be470: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be490: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be4a0: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000003] Object ffff88004f8be4b0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be4c0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be4d0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be4e0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be4f0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be500: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be510: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be520: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be530: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be540: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be550: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be560: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8be460 ffff88009c703e28 ffffffff811ef145
[  +0.000003]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be460
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000004]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000004]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000003]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000004]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000004]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000003]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000005]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000003]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000003]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000004]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000002] =============================================================================
[  +0.000003] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000002] INFO: Object 0xffff88004f8be690 @offset=1680 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8be680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be690: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be6a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be6b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be6c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be6d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be6e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be6f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be700: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be710: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be720: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be730: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be740: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be750: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be760: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be770: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be780: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be790: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8be690 ffff88009c703e28 ffffffff811ef145
[  +0.000003]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be690
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000004]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000003]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000004]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000003]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000004]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000005]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000002]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000004]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000003]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000003] =============================================================================
[  +0.000003] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000002] INFO: Object 0xffff88004f8be8c0 @offset=2240 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8be8b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be8c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be8d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be8e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be8f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be910: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be920: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be930: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8be940: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8be950: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000002] Object ffff88004f8be960: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be970: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be980: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be990: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8be9a0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be9b0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8be9c0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000021]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000004]  ffff880098563400 ffff88004f8be8c0 ffff88009c703e28 ffffffff811ef145
[  +0.000004]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8be8c0
[  +0.000004] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000006]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000004]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000005]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000004]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000004]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000004]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000004]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000005]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000006]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000004]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000004]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000003]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000004] =============================================================================
[  +0.000003] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000003] INFO: Object 0xffff88004f8beaf0 @offset=2800 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8beae0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beaf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8beb10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8beb30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8beb60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8beb90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beba0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bebb0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8bebc0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8bebd0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] Object ffff88004f8bebe0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8bebf0: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8beaf0 ffff88009c703e28 ffffffff811ef145
[  +0.000002]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8beaf0
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000005]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000004]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000003]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000003]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000004]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000003]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000004]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000003]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000004]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000003]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000002] =============================================================================
[  +0.000003] BUG tw_sock_TCP (Tainted: G    B          ): Freepointer corrupt
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00013e2f80 objects=13 used=0 fp=0xffff88004f8be000 flags=0xffffc000004080
[  +0.000002] INFO: Object 0xffff88004f8bed20 @offset=3360 fp=0x5a5a5a5a5a5a5a5a

[  +0.000003] Bytes b4 ffff88004f8bed10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bed20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bed30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bed40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bed50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bed60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bed70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bed80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bed90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8beda0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bedb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bedc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bedd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000003] Object ffff88004f8bede0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000008] Object ffff88004f8bedf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
[  +0.000002] Object ffff88004f8bee00: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
[  +0.000003] Object ffff88004f8bee10: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000002] Object ffff88004f8bee20: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
[  +0.000003] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000002]  0000000000000286 fab20751c3915aab ffff88009c703de8 ffffffff813ffc13
[  +0.000003]  ffff880098563400 ffff88004f8bed20 ffff88009c703e28 ffffffff811ef145
[  +0.000003]  0000000000000110 ffffffff00000001 ffff880098563400 ffff88004f8bed20
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000004]  [<ffffffff811ef145>] print_trailer+0x145/0x1f0
[  +0.000003]  [<ffffffff811ef415>] check_object+0x115/0x240
[  +0.000003]  [<ffffffff8119aae9>] ? __free_pages+0x19/0x30
[  +0.000004]  [<ffffffff811f0194>] __free_slab+0x164/0x1a0
[  +0.000003]  [<ffffffff811f0236>] rcu_free_slab+0x16/0x20
[  +0.000003]  [<ffffffff810ea927>] rcu_process_callbacks+0x207/0x600
[  +0.000003]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000003]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000003]  [<ffffffff818525f8>] smp_apic_timer_interrupt+0x48/0x60
[  +0.000003]  [<ffffffff8184ff7f>] apic_timer_interrupt+0xbf/0xd0
[  +0.000002]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000005]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000002]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000003]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000004]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000003]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000003]  [<ffffffff81052562>] start_secondary+0x172/0x1b0





[  +3.004783] =============================================================================
[  +0.000008] BUG ext4_io_end (Tainted: G    B          ): inuse 65485 > max 56
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000005] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65485 fp=0xffff880097f5b090 flags=0xffffc000000081
[  +0.000006] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000015] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000004]  0000000000000086 2dc2179da9d2c480 ffff88003577b760 ffffffff813ffc13
[  +0.000005]  ffffea00025fd6c0 ffff88009132c280 ffff88003577b838 ffffffff811ee580
[  +0.000004]  ffff880000000028 ffff88003577b848 ffff88003577b7f8 73756e6991314fd0
[  +0.000005] Call Trace:
[  +0.000006]  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000006]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000006]  [<ffffffff811f0b9f>] ? free_debug_processing+0xaf/0x2f0
[  +0.000006]  [<ffffffff812f1abb>] ? jbd2_journal_stop+0xdb/0x3f0
[  +0.000004]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000004]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000006]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000005]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000005]  [<ffffffff812f1abb>] ? jbd2_journal_stop+0xdb/0x3f0
[  +0.000004]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000005]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff812a8ad1>] ext4_put_io_end+0x31/0x70
[  +0.000005]  [<ffffffff812a479e>] ext4_writepages+0x42e/0xd30
[  +0.000007]  [<ffffffff81031342>] ? dump_trace+0x132/0x360
[  +0.000006]  [<ffffffff811a16b1>] do_writepages+0x21/0x30
[  +0.000004]  [<ffffffff81242f15>] __writeback_single_inode+0x45/0x350
[  +0.000005]  [<ffffffff81243742>] writeback_sb_inodes+0x262/0x600
[  +0.000005]  [<ffffffff81243b6c>] __writeback_inodes_wb+0x8c/0xc0
[  +0.000004]  [<ffffffff81243ec9>] wb_writeback+0x259/0x310
[  +0.000005]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000006]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000004]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000005]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000004]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000005]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000005]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004] FIX ext4_io_end: Object at 0xffff880097f5b048 not freed
[  +0.000116] =============================================================================
[  +0.000004] BUG ext4_io_end (Tainted: G    B          ): inuse 65491 > max 56
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000005] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65491 fp=0xffff880097f5b168 flags=0xffffc000000081
[  +0.000004] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000004]  0000000000000086 2dc2179da9d2c480 ffff88003577b760 ffffffff813ffc13
[  +0.000004]  ffffea00025fd6c0 ffff88009132c280 ffff88003577b838 ffffffff811ee580
[  +0.000004]  ffff880000000028 ffff88003577b848 ffff88003577b7f8 73756e6991314fd0
[  +0.000005] Call Trace:
[  +0.000004]  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000005]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000004]  [<ffffffff811f0b9f>] ? free_debug_processing+0xaf/0x2f0
[  +0.000005]  [<ffffffff812f1abb>] ? jbd2_journal_stop+0xdb/0x3f0
[  +0.000005]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000004]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000005]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000005]  [<ffffffff812f1abb>] ? jbd2_journal_stop+0xdb/0x3f0
[  +0.000004]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000005]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff812a8ad1>] ext4_put_io_end+0x31/0x70
[  +0.000004]  [<ffffffff812a479e>] ext4_writepages+0x42e/0xd30
[  +0.000006]  [<ffffffff81031342>] ? dump_trace+0x132/0x360
[  +0.000005]  [<ffffffff811a16b1>] do_writepages+0x21/0x30
[  +0.000005]  [<ffffffff81242f15>] __writeback_single_inode+0x45/0x350
[  +0.000004]  [<ffffffff81243742>] writeback_sb_inodes+0x262/0x600
[  +0.000005]  [<ffffffff81243b6c>] __writeback_inodes_wb+0x8c/0xc0
[  +0.000004]  [<ffffffff81243ec9>] wb_writeback+0x259/0x310
[  +0.000005]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000005]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000004]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000004]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000004]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000005]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004] FIX ext4_io_end: Object at 0xffff880097f5b120 not freed
[  +0.000399] =============================================================================
[  +0.000004] BUG ext4_io_end (Tainted: G    B          ): inuse 65491 > max 56
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65491 fp=0xffff880097f5b168 flags=0xffffc000000081
[  +0.000004] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000003]  0000000000000086 2dc2179da9d2c480 ffff88009c703a80 ffffffff813ffc13
[  +0.000003]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000003]  ffff880000000028 ffff88009c703b68 ffff88009c703b18 73756e699c703ab8
[  +0.000003] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000005]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000006]  [<ffffffff8110a182>] ? __module_text_address+0x12/0x60
[  +0.000005]  [<ffffffff8110e45e>] ? is_module_text_address+0xe/0x20
[  +0.000006]  [<ffffffff810a161e>] ? __kernel_text_address+0x4e/0x70
[  +0.000005]  [<ffffffff81031ecf>] ? print_context_stack+0x7f/0xf0
[  +0.000004]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000003]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000004]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000005]  [<ffffffff810bfc67>] ? find_busiest_group+0x47/0x4e0
[  +0.000003]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000004]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000004]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000005]  [<ffffffff815f213e>] ? ata_scsi_qc_complete+0x5e/0x360
[  +0.000006]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000005]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000005]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000003]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000004]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000004]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000005]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000020]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000005]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000004]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000002]  <EOI>  [<ffffffff815cfd66>] ? scsi_request_fn+0x126/0x610
[  +0.000006]  [<ffffffff815cfd44>] ? scsi_request_fn+0x104/0x610
[  +0.000005]  [<ffffffff813caf89>] __blk_run_queue+0x39/0x50
[  +0.000004]  [<ffffffff813cb26a>] queue_unplugged+0x2a/0xb0
[  +0.000004]  [<ffffffff813d1449>] blk_flush_plug_list+0x1d9/0x240
[  +0.000003]  [<ffffffff813d18bc>] blk_finish_plug+0x2c/0x40
[  +0.000004]  [<ffffffff81243dd5>] wb_writeback+0x165/0x310
[  +0.000004]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000005]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000004]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000005]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000003]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000003]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000003]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000064] FIX ext4_io_end: Object at 0xffff880097f5b0d8 not freed
[  +0.000045] =============================================================================
[  +0.000003] BUG ext4_io_end (Tainted: G    B          ): inuse 65491 > max 56
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65491 fp=0xffff880097f5b168 flags=0xffffc000000081
[  +0.000003] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000003]  0000000000000086 2dc2179da9d2c480 ffff88009c703a80 ffffffff813ffc13
[  +0.000003]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000003]  ffff880000000028 ffff88009c703b68 ffff88009c703b18 73756e699c703ab8
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000005]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000003]  [<ffffffff810a1600>] ? __kernel_text_address+0x30/0x70
[  +0.000004]  [<ffffffff81031ecf>] ? print_context_stack+0x7f/0xf0
[  +0.000003]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000003]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000004]  [<ffffffff8103e89b>] ? save_stack_trace+0x2b/0x50
[  +0.000004]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000003]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000003]  [<ffffffff811ef8bd>] ? init_object+0x3d/0x70
[  +0.000003]  [<ffffffff815c5ff7>] ? scsi_host_free_command.isra.11+0x47/0x50
[  +0.000004]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000003]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000003]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000003]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000004]  [<ffffffff813cafd5>] ? blk_run_queue+0x35/0x40
[  +0.000003]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000003]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000003]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000003]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000003]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000003]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000004]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000004]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000003]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000003]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000003]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000002]  <EOI>  [<ffffffff815cfd66>] ? scsi_request_fn+0x126/0x610
[  +0.000004]  [<ffffffff815cfd44>] ? scsi_request_fn+0x104/0x610
[  +0.000004]  [<ffffffff813caf89>] __blk_run_queue+0x39/0x50
[  +0.000002]  [<ffffffff813cb26a>] queue_unplugged+0x2a/0xb0
[  +0.000003]  [<ffffffff813d1449>] blk_flush_plug_list+0x1d9/0x240
[  +0.000003]  [<ffffffff813d18bc>] blk_finish_plug+0x2c/0x40
[  +0.000003]  [<ffffffff81243dd5>] wb_writeback+0x165/0x310
[  +0.000004]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000003]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000003]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000003]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000003]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000003]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000003]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000003]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000002] FIX ext4_io_end: Object at 0xffff880097f5bf78 not freed
[  +0.000031] =============================================================================
[  +0.000003] BUG ext4_io_end (Tainted: G    B          ): inuse 65491 > max 56
[  +0.000002] -----------------------------------------------------------------------------

[  +0.000003] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65491 fp=0xffff880097f5b168 flags=0xffffc000000081
[  +0.000003] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000002] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000002]  0000000000000086 2dc2179da9d2c480 ffff88009c703a80 ffffffff813ffc13
[  +0.000003]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000003]  ffff880000000028 ffff88009c703b68 ffff88009c703b18 73756e699c703ab8
[  +0.000003] Call Trace:
[  +0.000002]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000004]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000004]  [<ffffffff810a1600>] ? __kernel_text_address+0x30/0x70
[  +0.000003]  [<ffffffff81031ecf>] ? print_context_stack+0x7f/0xf0
[  +0.000003]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000003]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000004]  [<ffffffff8103e89b>] ? save_stack_trace+0x2b/0x50
[  +0.000003]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000003]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000003]  [<ffffffff811ef8bd>] ? init_object+0x3d/0x70
[  +0.000003]  [<ffffffff815c5ff7>] ? scsi_host_free_command.isra.11+0x47/0x50
[  +0.000004]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000003]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000003]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000003]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000003]  [<ffffffff813cafd5>] ? blk_run_queue+0x35/0x40
[  +0.000003]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000003]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000003]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000003]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000003]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000003]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000003]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000026]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000007]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000004]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000004]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000003]  <EOI>  [<ffffffff815cfd66>] ? scsi_request_fn+0x126/0x610
[  +0.000008]  [<ffffffff815cfd44>] ? scsi_request_fn+0x104/0x610
[  +0.000005]  [<ffffffff813caf89>] __blk_run_queue+0x39/0x50
[  +0.000003]  [<ffffffff813cb26a>] queue_unplugged+0x2a/0xb0
[  +0.000005]  [<ffffffff813d1449>] blk_flush_plug_list+0x1d9/0x240
[  +0.000004]  [<ffffffff813d18bc>] blk_finish_plug+0x2c/0x40
[  +0.000005]  [<ffffffff81243dd5>] wb_writeback+0x165/0x310
[  +0.000004]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000005]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000005]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000004]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000004]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004] FIX ext4_io_end: Object at 0xffff880097f5b090 not freed
[  +0.000021] =============================================================================
[  +0.000004] BUG ext4_io_end (Tainted: G    B          ): inuse 65491 > max 56
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65491 fp=0xffff880097f5b168 flags=0xffffc000000081
[  +0.000004] CPU: 1 PID: 67 Comm: kworker/u4:3 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004] Workqueue: writeback wb_workfn (flush-8:0)
[  +0.000004]  0000000000000086 2dc2179da9d2c480 ffff88009c703a80 ffffffff813ffc13
[  +0.000004]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000004]  ffff880000000028 ffff88009c703b68 ffff88009c703b18 73756e69913c9c80
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000006]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000005]  [<ffffffff81195917>] ? mempool_free_slab+0x17/0x20
[  +0.000005]  [<ffffffff8103e89b>] ? save_stack_trace+0x2b/0x50
[  +0.000005]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000004]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000005]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000005]  [<ffffffff811a193c>] ? test_clear_page_writeback+0x8c/0x1f0
[  +0.000005]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000004]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000005]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000004]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000005]  [<ffffffff813cafd5>] ? blk_run_queue+0x35/0x40
[  +0.000004]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000004]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000004]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000004]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000004]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000004]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000005]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000004]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000004]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000004]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000003]  <EOI>  [<ffffffff815cfd66>] ? scsi_request_fn+0x126/0x610
[  +0.000006]  [<ffffffff815cfd44>] ? scsi_request_fn+0x104/0x610
[  +0.000004]  [<ffffffff813caf89>] __blk_run_queue+0x39/0x50
[  +0.000004]  [<ffffffff813cb26a>] queue_unplugged+0x2a/0xb0
[  +0.000005]  [<ffffffff813d1449>] blk_flush_plug_list+0x1d9/0x240
[  +0.000004]  [<ffffffff813d18bc>] blk_finish_plug+0x2c/0x40
[  +0.000004]  [<ffffffff81243dd5>] wb_writeback+0x165/0x310
[  +0.000005]  [<ffffffff812446a3>] wb_workfn+0x253/0x410
[  +0.000004]  [<ffffffff8109ca0b>] process_one_work+0x16b/0x490
[  +0.000004]  [<ffffffff8109cd7b>] worker_thread+0x4b/0x4d0
[  +0.000005]  [<ffffffff8109cd30>] ? process_one_work+0x490/0x490
[  +0.000004]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000004] FIX ext4_io_end: Object at 0xffff880097f5b000 not freed
[  +2.286197] =============================================================================
[  +0.000035] BUG ext4_io_end (Tainted: G    B          ): inuse 65495 > max 56
[  +0.000006] -----------------------------------------------------------------------------

[  +0.000004] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65495 fp=0xffff880097f5b1f8 flags=0xffffc000000081
[  +0.000006] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004]  0000000000000086 fab20751c3915aab ffff88009c703a80 ffffffff813ffc13
[  +0.000005]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000004]  ffff880000000028 ffff88009c703b68 ffff88009c703b18 73756e699c703ab8
[  +0.000005] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000015]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000007]  [<ffffffff8110a182>] ? __module_text_address+0x12/0x60
[  +0.000006]  [<ffffffff8110e45e>] ? is_module_text_address+0xe/0x20
[  +0.000008]  [<ffffffff810a161e>] ? __kernel_text_address+0x4e/0x70
[  +0.000009]  [<ffffffff81031ecf>] ? print_context_stack+0x7f/0xf0
[  +0.000005]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000006]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000008]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000005]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000007]  [<ffffffff810bfc67>] ? find_busiest_group+0x47/0x4e0
[  +0.000005]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000007]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000006]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000008]  [<ffffffff815f213e>] ? ata_scsi_qc_complete+0x5e/0x360
[  +0.000008]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000006]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000007]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000005]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000004]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000004]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000006]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000007]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000004]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000006]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000004]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000003]  <EOI>  [<ffffffff81038fe0>] ? idle_notifier_unregister+0x20/0x20
[  +0.000011]  [<ffffffff810656d6>] ? native_safe_halt+0x6/0x10
[  +0.000004]  [<ffffffff81038ffe>] default_idle+0x1e/0xe0
[  +0.000004]  [<ffffffff81039875>] arch_cpu_idle+0x15/0x20
[  +0.000009]  [<ffffffff810c6cca>] default_idle_call+0x2a/0x40
[  +0.000004]  [<ffffffff810c7037>] cpu_startup_entry+0x2f7/0x350
[  +0.000005]  [<ffffffff81052562>] start_secondary+0x172/0x1b0
[  +0.000169] FIX ext4_io_end: Object at 0xffff880097f5b168 not freed
[  +0.001238] =============================================================================
[  +0.000007] BUG ext4_io_end (Tainted: G    B          ): inuse 65495 > max 56
[  +0.000004] -----------------------------------------------------------------------------

[  +0.000005] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65495 fp=0xffff880097f5b1f8 flags=0xffffc000000081
[  +0.000005] CPU: 1 PID: 13 Comm: ksoftirqd/1 Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000003]  0000000000000086 8d8ae7ccd95254c6 ffff880098a23990 ffffffff813ffc13
[  +0.000006]  ffffea00025fd6c0 ffff88009132c280 ffff880098a23a68 ffffffff811ee580
[  +0.000004]  ffff880000000028 ffff880098a23a78 ffff880098a23a28 73756e698110a182
[  +0.000005] Call Trace:
[  +0.000009]  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000007]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000007]  [<ffffffff8110e400>] ? search_module_extables+0x40/0x70
[  +0.000008]  [<ffffffff810a161e>] ? __kernel_text_address+0x4e/0x70
[  +0.000008]  [<ffffffff81031ecf>] ? print_context_stack+0x7f/0xf0
[  +0.000006]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000005]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000009]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000006]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000004]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000005]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000005]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000005]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000007]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000007]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000006]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000005]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000006]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000004]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000008]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000005]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000006]  [<ffffffff810a63d0>] ? sort_range+0x30/0x30
[  +0.000005]  [<ffffffff81087dd8>] run_ksoftirqd+0x28/0x50
[  +0.000004]  [<ffffffff810a64e5>] smpboot_thread_fn+0x115/0x170
[  +0.000005]  [<ffffffff810a30f7>] kthread+0xe7/0x100
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000007]  [<ffffffff8184f435>] ret_from_fork+0x55/0x80
[  +0.000004]  [<ffffffff810a3010>] ? kthread_create_on_node+0x1e0/0x1e0
[  +0.000006] FIX ext4_io_end: Object at 0xffff880097f5b1b0 not freed





[ +17.928625] =============================================================================
[  +0.000008] BUG ext4_io_end (Tainted: G    B          ): inuse 65497 > max 56
[  +0.000003] -----------------------------------------------------------------------------

[  +0.000005] INFO: Slab 0xffffea00025fd6c0 objects=56 used=65497 fp=0xffff880097f5b240 flags=0xffffc000000081
[  +0.000005] CPU: 1 PID: 2382 Comm: systemd-cgroups Tainted: G    B           4.4.0-116-generic #140-Ubuntu
[  +0.000003] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[  +0.000004]  0000000000000086 4b353727639ec846 ffff88009c703a80 ffffffff813ffc13
[  +0.000005]  ffffea00025fd6c0 ffff88009132c280 ffff88009c703b58 ffffffff811ee580
[  +0.000005]  ffffffff00000028 ffff88009c703b68 ffff88009c703b18 73756e690302000a
[  +0.000004] Call Trace:
[  +0.000003]  <IRQ>  [<ffffffff813ffc13>] dump_stack+0x63/0x90
[  +0.000011]  [<ffffffff811ee580>] slab_err+0xb0/0xe0
[  +0.000007]  [<ffffffff817b344a>] ? udp_rcv+0x1a/0x20
[  +0.000005]  [<ffffffff8178032a>] ? ip_local_deliver_finish+0x9a/0x1e0
[  +0.000004]  [<ffffffff8178062f>] ? ip_local_deliver+0x6f/0xe0
[  +0.000005]  [<ffffffff811efcd0>] check_slab+0x80/0xb0
[  +0.000004]  [<ffffffff811f0b55>] free_debug_processing+0x65/0x2f0
[  +0.000006]  [<ffffffff812a86c0>] ? ext4_release_io_end+0x70/0xd0
[  +0.000005]  [<ffffffff811f2a15>] __slab_free+0x195/0x2c0
[  +0.000006]  [<ffffffff8110e45e>] ? is_module_text_address+0xe/0x20
[  +0.000005]  [<ffffffff811f3037>] kmem_cache_free+0x1d7/0x1e0
[  +0.000004]  [<ffffffff812a86c0>] ext4_release_io_end+0x70/0xd0
[  +0.000004]  [<ffffffff812a88d5>] ext4_put_io_end_defer+0x35/0x100
[  +0.000005]  [<ffffffff812a89e7>] ext4_end_bio+0x47/0x100
[  +0.000006]  [<ffffffff815f213e>] ? ata_scsi_qc_complete+0x5e/0x360
[  +0.000004]  [<ffffffff813c84c2>] bio_endio+0x42/0x70
[  +0.000005]  [<ffffffff813cff57>] blk_update_request+0x87/0x310
[  +0.000005]  [<ffffffff815ccd33>] scsi_end_request+0x33/0x1d0
[  +0.000005]  [<ffffffff815d0486>] scsi_io_completion+0x1b6/0x690
[  +0.000004]  [<ffffffff815c6fc2>] scsi_finish_command+0xd2/0x120
[  +0.000004]  [<ffffffff815cfc14>] scsi_softirq_done+0x124/0x150
[  +0.000006]  [<ffffffff813d7ebd>] blk_done_softirq+0x8d/0xc0
[  +0.000005]  [<ffffffff81087c16>] __do_softirq+0x106/0x2a0
[  +0.000005]  [<ffffffff81087f23>] irq_exit+0xa3/0xb0
[  +0.000005]  [<ffffffff81852524>] do_IRQ+0x54/0xe0
[  +0.000005]  [<ffffffff8184fbbf>] common_interrupt+0xbf/0xbf
[  +0.000003]  <EOI> 
[  +0.000004] FIX ext4_io_end: Object at 0xffff880097f5b1f8 not freed


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: Re: Regarding slabinfo tool generating kernel crash
  2018-03-01  7:18     ` Gopi Sai Teja
@ 2018-03-13  9:49       ` Michal Hocko
  0 siblings, 0 replies; 4+ messages in thread
From: Michal Hocko @ 2018-03-13  9:49 UTC (permalink / raw)
  To: Gopi Sai Teja
  Cc: penberg, rientjes, iamjoonsoo.kim, akpm, linux-mm, linux-kernel,
	Ami Prakash Asthana, Lalit Mohan Tripathi, Himanshu Shukla,
	AMIT SAHRAWAT, PANKAJ MISHRA

[Sorry for a late reply]

On Thu 01-03-18 12:48:10, Gopi Sai Teja wrote:
> Hi all,
>  
> Please find the crash logs attached tested on 4.4.0-116-generic #140-Ubuntu.
> How to reproduce:
> 
> Boot the kernel with all slab debug flags enabled(red_zone, poison,
> sanity_checks, store_user)
> 
> and run slabinfo -df.
> 
> For more info, please check the logs.
> If more info required, please let me know

Slabs are corrupted so you should focus on who causes the corruption.
Please work with your distribution support or try to reproduce with the
current upstream kernel to get more help on the kernel mailing list.
Slabtop merely points out the problem.
-- 
Michal Hocko
SUSE Labs

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2018-03-13  9:49 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
     [not found] <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p2>
2018-02-26 13:22 ` Regarding slabinfo tool generating kernel crash Gopi Sai Teja
2018-02-27 13:55   ` Michal Hocko
     [not found]   ` <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p1>
2018-03-01  7:18     ` Gopi Sai Teja
2018-03-13  9:49       ` Michal Hocko

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox