IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
BUG: unable to handle kernel paging request at ffffeafff97d8020
IP: [<ffffffff8154dfa1>] __read_once_size include/linux/compiler.h:243 [inline]
IP: [<ffffffff8154dfa1>] compound_head include/linux/page-flags.h:143 [inline]
IP: [<ffffffff8154dfa1>] PageMlocked include/linux/page-flags.h:327 [inline]
IP: [<ffffffff8154dfa1>] __split_huge_pmd+0x391/0x1870 mm/huge_memory.c:1773
PGD 0 [   83.611948] 
Oops: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 5863 Comm: syz-executor0 Not tainted 4.9.122-g54068d6 #78
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801d5561800 task.stack: ffff8801d4d98000
RIP: 0010:[<ffffffff8154dfa1>]  [<ffffffff8154dfa1>] __read_once_size include/linux/compiler.h:243 [inline]
RIP: 0010:[<ffffffff8154dfa1>]  [<ffffffff8154dfa1>] compound_head include/linux/page-flags.h:143 [inline]
RIP: 0010:[<ffffffff8154dfa1>]  [<ffffffff8154dfa1>] PageMlocked include/linux/page-flags.h:327 [inline]
RIP: 0010:[<ffffffff8154dfa1>]  [<ffffffff8154dfa1>] __split_huge_pmd+0x391/0x1870 mm/huge_memory.c:1773
RSP: 0018:ffff8801d4d9f8e0  EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffffeafff97d8000 RCX: ffffc90000901000
RDX: 1ffffd5fff2fb004 RSI: ffffffff8154df6e RDI: ffffeafff97d8020
RBP: ffff8801d4d9fa10 R08: ffff8801d5562110 R09: 0000000000000001
R10: ffff8801d5561800 R11: 1ffff1003aaac41d R12: ffffea0000000000
R13: 0000000000000000 R14: ffff8801d7c46be0 R15: ffff8801b9586800
FS:  00007f3079b40700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffeafff97d8020 CR3: 00000001be146000 CR4: 00000000001606f0
Stack:
 ffff8801d4d9faa0 0000000000000046 ffffffff81003066 0000000000000000
 0000000000000000 0000000000000000 ffff8801db3224e8 0000000000000000
 0000000000000000 0000000000000001 0000000000000001 1ffff1003a9b3f31
Call Trace:
 [<ffffffff814ca612>] zap_pmd_range mm/memory.c:1244 [inline]
 [<ffffffff814ca612>] zap_pud_range mm/memory.c:1279 [inline]
 [<ffffffff814ca612>] unmap_page_range+0xa52/0x1730 mm/memory.c:1300
 [<ffffffff814cb3f1>] unmap_single_vma+0x101/0x260 mm/memory.c:1345
 [<ffffffff814cc069>] zap_page_range+0x269/0x3c0 mm/memory.c:1400
 [<ffffffff815089aa>] madvise_dontneed mm/madvise.c:478 [inline]
 [<ffffffff815089aa>] madvise_vma mm/madvise.c:591 [inline]
 [<ffffffff815089aa>] SYSC_madvise mm/madvise.c:754 [inline]
 [<ffffffff815089aa>] SyS_madvise+0x63a/0xee0 mm/madvise.c:683
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff83a00cd3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: ff df 4c 21 e3 49 bc 00 00 00 00 00 ea ff ff 48 c1 eb 06 4c 01 e3 48 8d 7b 20 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 14 13 00 00 <4c> 8b 6b 20 49 89 dc 41 f6 c5 01 0f 85 ab 0a 00 00 e8 b9 2d e1 
RIP  [<ffffffff8154dfa1>] __read_once_size include/linux/compiler.h:243 [inline]
RIP  [<ffffffff8154dfa1>] compound_head include/linux/page-flags.h:143 [inline]
RIP  [<ffffffff8154dfa1>] PageMlocked include/linux/page-flags.h:327 [inline]
RIP  [<ffffffff8154dfa1>] __split_huge_pmd+0x391/0x1870 mm/huge_memory.c:1773
 RSP <ffff8801d4d9f8e0>
CR2: ffffeafff97d8020
---[ end trace 1660318db1e7cfdc ]---