------------[ cut here ]------------
softleaf_cached_writable(entry)
WARNING: mm/page_table_check.c:206 at page_table_check_pte_flags mm/page_table_check.c:206 [inline], CPU#0: syz.6.3673/18723
WARNING: mm/page_table_check.c:206 at __page_table_check_ptes_set+0x186/0x340 mm/page_table_check.c:218, CPU#0: syz.6.3673/18723
Modules linked in:
CPU: 0 UID: 0 PID: 18723 Comm: syz.6.3673 Tainted: G             L      syzkaller #0 PREEMPT_{RT,(full)} 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:page_table_check_pte_flags mm/page_table_check.c:206 [inline]
RIP: 0010:__page_table_check_ptes_set+0x186/0x340 mm/page_table_check.c:218
Code: 89 fe e8 ed af 8d ff 48 b8 00 00 00 00 00 00 00 94 4c 01 f8 48 c1 e8 3b 0f 94 c0 4d 39 e5 76 0f 84 c0 74 0b e8 fb a9 8d ff 90 <0f> 0b 90 eb 05 e8 f0 a9 8d ff 31 ff 89 ee e8 f7 ae 8d ff 89 e8 85
RSP: 0018:ffffc900046f7050 EFLAGS: 00010287
RAX: ffffffff82385515 RBX: dfffe7fff0c80001 RCX: 0000000000080000
RDX: ffffc90011352000 RSI: 000000000001cb38 RDI: 000000000001cb39
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff940003cdff9 R12: c7fffffffffffffe
R13: dfffe7fff0c80006 R14: ffff88803eabf000 R15: 6c00000000000000
FS:  00007fd5bf9356c0(0000) GS:ffff888125c07000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa266994140 CR3: 000000005c708000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 page_table_check_ptes_set include/linux/page_table_check.h:83 [inline]
 set_ptes include/linux/pgtable.h:447 [inline]
 try_to_migrate_one+0x1d0f/0x2690 mm/rmap.c:2708
 rmap_walk_anon+0x5e3/0x7d0 mm/rmap.c:3001
 try_to_migrate+0x33d/0x400 mm/rmap.c:-1
 migrate_folio_unmap mm/migrate.c:1329 [inline]
 migrate_pages_batch+0x13ab/0x4340 mm/migrate.c:1908
 migrate_pages_sync mm/migrate.c:2025 [inline]
 migrate_pages+0x1b96/0x2900 mm/migrate.c:2134
 migrate_to_node mm/mempolicy.c:1319 [inline]
 do_migrate_pages+0x656/0x8b0 mm/mempolicy.c:1418
 kernel_migrate_pages mm/mempolicy.c:1932 [inline]
 __do_sys_migrate_pages mm/mempolicy.c:1950 [inline]
 __se_sys_migrate_pages+0xaa2/0xc90 mm/mempolicy.c:1946
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd5c16fe0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd5bf935028 EFLAGS: 00000246 ORIG_RAX: 0000000000000100
RAX: ffffffffffffffda RBX: 00007fd5c1986090 RCX: 00007fd5c16fe0d9
RDX: 0000200000000040 RSI: 0000000000000005 RDI: 0000000000000000
RBP: 00007fd5c1795024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000080 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd5c1986128 R14: 00007fd5c1986090 R15: 00007ffdfbe9f9d8
 </TASK>