general protection fault, probably for non-canonical address 0xdffffc0000000078: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000003c0-0x00000000000003c7]
CPU: 0 PID: 11104 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:page_to_nid include/linux/mm.h:1245 [inline]
RIP: 0010:lookup_node mm/mempolicy.c:906 [inline]
RIP: 0010:do_get_mempolicy mm/mempolicy.c:970 [inline]
RIP: 0010:kernel_get_mempolicy+0x604/0xfb0 mm/mempolicy.c:1615
Code: 89 c7 e8 2f 37 c5 ff 85 db 0f 88 00 07 00 00 e8 b2 35 c5 ff 4c 8b 7c 24 78 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 fb 08 00 00 49 8b 1f 48 c7 c7 ff ff ff ff 48 89
RSP: 0018:ffffc9001633fd58 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90011d46000
RDX: 0000000000000078 RSI: ffffffff81adaafe RDI: 0000000000000005
RBP: 0000000000000003 R08: ffff888044cbe5c0 R09: ffffed1008997cb9
R10: ffff888044cbe5c7 R11: ffffed1008997cb8 R12: 0000000000000000
R13: 1ffff92002c67fb2 R14: ffffffff89a6df60 R15: 00000000000003c7
FS:  0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f5dc4b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000032d23000 CR3: 000000008815e000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __do_compat_sys_get_mempolicy mm/mempolicy.c:1654 [inline]
 __se_compat_sys_get_mempolicy mm/mempolicy.c:1638 [inline]
 __ia32_compat_sys_get_mempolicy+0x27c/0x2d0 mm/mempolicy.c:1638
 do_syscall_32_irqs_on arch/x86/entry/common.c:337 [inline]
 do_fast_syscall_32+0x270/0xe90 arch/x86/entry/common.c:396
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
Modules linked in:
---[ end trace 2d87c50855fef9f3 ]---
RIP: 0010:page_to_nid include/linux/mm.h:1245 [inline]
RIP: 0010:lookup_node mm/mempolicy.c:906 [inline]
RIP: 0010:do_get_mempolicy mm/mempolicy.c:970 [inline]
RIP: 0010:kernel_get_mempolicy+0x604/0xfb0 mm/mempolicy.c:1615
Code: 89 c7 e8 2f 37 c5 ff 85 db 0f 88 00 07 00 00 e8 b2 35 c5 ff 4c 8b 7c 24 78 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 fb 08 00 00 49 8b 1f 48 c7 c7 ff ff ff ff 48 89
RSP: 0018:ffffc9001633fd58 EFLAGS: 00010207