IPv4: Oversized IP packet from 127.0.0.1
audit: type=1400 audit(1516632277.181:13): avc:  denied  { create } for  pid=4666 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_rdma_socket permissive=1
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4677 at mm/page_alloc.c:3550 __alloc_pages_slowpath+0x1136/0x1d90 mm/page_alloc.c:3550
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 4677 Comm: syz-executor3 Not tainted 4.9.77-ge12a9c4 #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801cec876d0 ffffffff81d941c9 ffffffff83a47bc0 ffff8801cec877a8
 ffffffff83aa4e00 ffffffff81452d66 0000000000000009 ffff8801cec87798
 ffffffff8142f3c1 0000000041b58ab3 ffffffff8418ab70 ffffffff8142f205
Call Trace:
 [<ffffffff81d941c9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d941c9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff8142f3c1>] panic+0x1bc/0x3a8 kernel/panic.c:179
 [<ffffffff81131144>] __warn+0x1c4/0x1e0 kernel/panic.c:542
 [<ffffffff811313ac>] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585
 [<ffffffff81452d66>] __alloc_pages_slowpath+0x1136/0x1d90 mm/page_alloc.c:3550
 [<ffffffff81453cfb>] __alloc_pages_nodemask+0x33b/0x6b0 mm/page_alloc.c:3857
 [<ffffffff814a70ca>] __alloc_pages include/linux/gfp.h:433 [inline]
 [<ffffffff814a70ca>] __alloc_pages_node include/linux/gfp.h:446 [inline]
 [<ffffffff814a70ca>] alloc_pages_node include/linux/gfp.h:460 [inline]
 [<ffffffff814a70ca>] kmalloc_order+0x2a/0x70 mm/slab_common.c:1043
 [<ffffffff814a712f>] kmalloc_order_trace+0x1f/0x190 mm/slab_common.c:1054
 [<ffffffff815392ad>] kmalloc_large include/linux/slab.h:422 [inline]
 [<ffffffff815392ad>] __kmalloc+0x19d/0x310 mm/slub.c:3730
 [<ffffffff82a7b7fe>] kmalloc include/linux/slab.h:495 [inline]
 [<ffffffff82a7b7fe>] kzalloc include/linux/slab.h:636 [inline]
 [<ffffffff82a7b7fe>] keychord_write+0xce/0xbc0 drivers/input/misc/keychord.c:281
 [<ffffffff8156de83>] __vfs_write+0x103/0x680 fs/read_write.c:510
 [<ffffffff8156fb69>] vfs_write+0x189/0x530 fs/read_write.c:560
 [<ffffffff81573659>] SYSC_write fs/read_write.c:607 [inline]
 [<ffffffff81573659>] SyS_write+0xd9/0x1b0 fs/read_write.c:599
 [<ffffffff838b2c2e>] entry_SYSCALL_64_fastpath+0x29/0xe8
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..