R13: 00007f64b17b6038 R14: 00007f64b17b5fa0 R15: 00007fff91d5b5e8
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 1 PID: 11257 at mm/mremap.c:357 move_normal_pmd mm/mremap.c:357 [inline]
WARNING: CPU: 1 PID: 11257 at mm/mremap.c:357 move_pgt_entry mm/mremap.c:595 [inline]
WARNING: CPU: 1 PID: 11257 at mm/mremap.c:357 move_page_tables+0x3832/0x44a0 mm/mremap.c:852
Modules linked in:
CPU: 1 UID: 0 PID: 11257 Comm: syz.5.1556 Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:move_normal_pmd mm/mremap.c:357 [inline]
RIP: 0010:move_pgt_entry mm/mremap.c:595 [inline]
RIP: 0010:move_page_tables+0x3832/0x44a0 mm/mremap.c:852
Code: 02 00 0f 85 b6 03 00 00 48 8b 2b 4c 89 f6 48 89 ef e8 e2 1b af ff 49 39 ee 0f 82 d5 cb ff ff e9 0c cc ff ff e8 1f 21 af ff 90 <0f> 0b 90 48 8b 44 24 40 48 8d 78 40 48 b8 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90004d176d8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 000000004d32a007 RCX: ffffffff820c6645
RDX: ffff88804adc8000 RSI: ffffffff820c7201 RDI: 0000000000000007
RBP: ffff888037833c00 R08: 0000000000000007 R09: 0000000000000000
R10: 000000004d32a007 R11: 0000000000000000 R12: 0000000000000000
R13: ffffc90004d179a8 R14: 0000000000000001 R15: dffffc0000000000
FS:  00007f64b24466c0(0000) GS:ffff8880d67bd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000004d2d0000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 copy_vma_and_data+0x468/0x790 mm/mremap.c:1215
 move_vma+0x548/0x1780 mm/mremap.c:1282
 mremap_to+0x1b7/0x450 mm/mremap.c:1406
 do_mremap+0xfad/0x1f80 mm/mremap.c:1921
 __do_sys_mremap+0x119/0x170 mm/mremap.c:1977
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f64b158ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f64b2446038 EFLAGS: 00000246 ORIG_RAX: 0000000000000019
RAX: ffffffffffffffda RBX: 00007f64b17b5fa0 RCX: 00007f64b158ebe9
RDX: 0000000000400000 RSI: 0000000000c00000 RDI: 0000200000000000
RBP: 00007f64b2446090 R08: 0000200000c00000 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000002
R13: 00007f64b17b6038 R14: 00007f64b17b5fa0 R15: 00007fff91d5b5e8
 </TASK>