netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'.
input: syz1 as /devices/virtual/input/input56
input: syz1 as /devices/virtual/input/input57
------------[ cut here ]------------
WARNING: CPU: 1 PID: 15139 at mm/page_alloc.c:3556 __alloc_pages_slowpath+0x138a/0x1e50 mm/page_alloc.c:3556
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 15139 Comm: syz-executor0 Not tainted 4.9.124-g09eb2ba #83
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff88018de97628 ffffffff81eb95e9 ffffffff83c48ac0 00000000ffffffff
 0000000000000000 0000000000000001 0000000000000de4 ffff88018de976e8
 ffffffff81423eb5 0000000041b58ab3 ffffffff843bb8e8 ffffffff81423cf6
Call Trace:
 [<ffffffff81eb95e9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81eb95e9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81423eb5>] panic+0x1bf/0x3bc kernel/panic.c:179
 [<ffffffff814241a1>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff811383bc>] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585
 [<ffffffff81455f4a>] __alloc_pages_slowpath+0x138a/0x1e50 mm/page_alloc.c:3556
 [<ffffffff81456d64>] __alloc_pages_nodemask+0x354/0x700 mm/page_alloc.c:3862
 [<ffffffff814a8e0a>] __alloc_pages include/linux/gfp.h:433 [inline]
 [<ffffffff814a8e0a>] __alloc_pages_node include/linux/gfp.h:446 [inline]
 [<ffffffff814a8e0a>] alloc_pages_node include/linux/gfp.h:460 [inline]
 [<ffffffff814a8e0a>] kmalloc_order+0x2a/0x70 mm/slab_common.c:1043
 [<ffffffff814a8e6f>] kmalloc_order_trace+0x1f/0x190 mm/slab_common.c:1054
 [<ffffffff8153b3e4>] kmalloc_large include/linux/slab.h:422 [inline]
 [<ffffffff8153b3e4>] __kmalloc+0x194/0x300 mm/slub.c:3730
 [<ffffffff82559aa8>] kmalloc include/linux/slab.h:495 [inline]
 [<ffffffff82559aa8>] vga_arb_write+0xd8/0xcc0 drivers/gpu/vga/vgaarb.c:1032
 [<ffffffff81573175>] __vfs_write+0x115/0x580 fs/read_write.c:507
 [<ffffffff81577237>] vfs_write+0x187/0x530 fs/read_write.c:557
 [<ffffffff8157b069>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff8157b069>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff83a019d3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..