general protection fault, probably for non-canonical address 0xdffffc00000000fc: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000007e0-0x00000000000007e7]
CPU: 1 PID: 29 Comm: kcompactd0 Not tainted 6.5.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:mm_has_notifiers include/linux/mmu_notifier.h:282 [inline]
RIP: 0010:mmu_notifier_invalidate_range include/linux/mmu_notifier.h:497 [inline]
RIP: 0010:arch_tlbbatch_flush+0x3d8/0x560 arch/x86/mm/tlb.c:1268
Code: 03 80 3c 02 00 0f 85 f3 00 00 00 48 8b 9b f0 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb e0 07 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 c0 00 00 00 48 83 bb e0 07 00 00 00 75 62 48 83
RSP: 0018:ffffc90000a5f5f0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000fc RSI: ffffffff81315875 RDI: 00000000000007e0
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000001 R11: 0000000000000000 R12: ffff8880ba539740
R13: 0000000000000001 R14: ffffc90000a5f8f8 R15: ffffea00001fbfc8
FS:  0000000000000000(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f478e89d1a5 CR3: 0000000008116000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 try_to_unmap_flush+0x6b/0xf0 mm/rmap.c:621
 migrate_pages_batch+0x2524/0x2c70 mm/migrate.c:1740
 migrate_pages_sync mm/migrate.c:1822 [inline]
 migrate_pages+0x1a01/0x2640 mm/migrate.c:1926
 compact_zone+0x1cee/0x3f60 mm/compaction.c:2512
 proactive_compact_node+0x118/0x1d0 mm/compaction.c:2777
 kcompactd+0x710/0xd80 mm/compaction.c:3097
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:mm_has_notifiers include/linux/mmu_notifier.h:282 [inline]
RIP: 0010:mmu_notifier_invalidate_range include/linux/mmu_notifier.h:497 [inline]
RIP: 0010:arch_tlbbatch_flush+0x3d8/0x560 arch/x86/mm/tlb.c:1268
Code: 03 80 3c 02 00 0f 85 f3 00 00 00 48 8b 9b f0 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb e0 07 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 c0 00 00 00 48 83 bb e0 07 00 00 00 75 62 48 83
RSP: 0018:ffffc90000a5f5f0 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 00000000000000fc RSI: ffffffff81315875 RDI: 00000000000007e0
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000001 R11: 0000000000000000 R12: ffff8880ba539740
R13: 0000000000000001 R14: ffffc90000a5f8f8 R15: ffffea00001fbfc8
FS:  0000000000000000(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f478e89d1a5 CR3: 0000000015e20000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   4:	0f 85 f3 00 00 00    	jne    0xfd
   a:	48 8b 9b f0 04 00 00 	mov    0x4f0(%rbx),%rbx
  11:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  18:	fc ff df
  1b:	48 8d bb e0 07 00 00 	lea    0x7e0(%rbx),%rdi
  22:	48 89 fa             	mov    %rdi,%rdx
  25:	48 c1 ea 03          	shr    $0x3,%rdx
* 29:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2d:	0f 85 c0 00 00 00    	jne    0xf3
  33:	48 83 bb e0 07 00 00 	cmpq   $0x0,0x7e0(%rbx)
  3a:	00
  3b:	75 62                	jne    0x9f
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83