random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
audit: type=1400 audit(1565435127.224:36): avc:  denied  { map } for  pid=7021 comm="syz-executor517" path="/root/syz-executor517345867" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
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BUG: KASAN: slab-out-of-bounds in ____bpf_skb_change_tail net/core/filter.c:2371 [inline]
BUG: KASAN: slab-out-of-bounds in bpf_skb_change_tail+0xa7f/0xba0 net/core/filter.c:2368
Read of size 8 at addr ffff88809a6cd390 by task syz-executor517/7021

CPU: 0 PID: 7021 Comm: syz-executor517 Not tainted 4.14.138 #34
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 print_address_description.cold+0x7c/0x1dc mm/kasan/report.c:252
 kasan_report_error mm/kasan/report.c:351 [inline]
 kasan_report mm/kasan/report.c:409 [inline]
 kasan_report.cold+0xa9/0x2af mm/kasan/report.c:393
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:430
 ____bpf_skb_change_tail net/core/filter.c:2371 [inline]
 bpf_skb_change_tail+0xa7f/0xba0 net/core/filter.c:2368
 bpf_prog_6b83fbf63565f5a7+0xf6b/0x1000

Allocated by task 0:
(stack is not available)

Freed by task 0:
(stack is not available)

The buggy address belongs to the object at ffff88809a6cd300
 which belongs to the cache skbuff_head_cache of size 232
The buggy address is located 144 bytes inside of
 232-byte region [ffff88809a6cd300, ffff88809a6cd3e8)
The buggy address belongs to the page:
page:ffffea000269b340 count:1 mapcount:0 mapping:ffff88809a6cd080 index:0x0
flags: 0x1fffc0000000100(slab)
raw: 01fffc0000000100 ffff88809a6cd080 0000000000000000 000000010000000c
raw: ffffea000200dea0 ffff8880a9e67648 ffff88821b75f240 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff88809a6cd280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88809a6cd300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88809a6cd380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
                         ^
 ffff88809a6cd400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88809a6cd480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================