do_readlinkat+0xdd/0x2f0 fs/stat.c:516
 __do_sys_readlink fs/stat.c:549 [inline]
 __se_sys_readlink fs/stat.c:546 [inline]
 __x64_sys_readlink+0x78/0xb0 fs/stat.c:546
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
------------[ cut here ]------------
kernel BUG at include/linux/page-flags.h:314!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 43 Comm: kcompactd0 Not tainted 6.5.0-syzkaller-12107-g7ba2090ca64e #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:folio_flags+0x1b7/0x1f0 include/linux/page-flags.h:314
Code: 06 41 83 e4 01 44 89 e6 e8 86 01 b1 ff 45 84 e4 0f 85 c9 fe ff ff e8 48 06 b1 ff 48 c7 c6 80 57 9a 8a 48 89 ef e8 19 1c ef ff <0f> 0b e8 72 c7 06 00 e9 6c fe ff ff 48 89 ef e8 65 c7 06 00 eb b7
RSP: 0018:ffffc9000069f8c8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888014392400 RSI: ffffffff81d69dc7 RDI: 0000000000000000
RBP: ffffea0000902800 R08: 0000000000000000 R09: fffffbfff1d9c412
R10: ffffffff8ece2097 R11: 1ffffffff1976c81 R12: 0000000000000000
R13: ffffffffffffffff R14: ffffea0000902800 R15: 00000000000240a0
FS:  0000000000000000(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000021000000 CR3: 000000006c5b5000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 folio_test_hugetlb include/linux/page-flags.h:835 [inline]
 PageHuge+0x215/0x2b0 mm/hugetlb.c:2050
 isolate_migratepages_block+0x61b/0x4a40 mm/compaction.c:950
 isolate_migratepages mm/compaction.c:2053 [inline]
 compact_zone+0x18f6/0x4020 mm/compaction.c:2491
 proactive_compact_node+0x118/0x1d0 mm/compaction.c:2780
 kcompactd+0x710/0xd80 mm/compaction.c:3100
 kthread+0x33a/0x430 kernel/kthread.c:388
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_flags+0x1b7/0x1f0 include/linux/page-flags.h:314
Code: 06 41 83 e4 01 44 89 e6 e8 86 01 b1 ff 45 84 e4 0f 85 c9 fe ff ff e8 48 06 b1 ff 48 c7 c6 80 57 9a 8a 48 89 ef e8 19 1c ef ff <0f> 0b e8 72 c7 06 00 e9 6c fe ff ff 48 89 ef e8 65 c7 06 00 eb b7
RSP: 0018:ffffc9000069f8c8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888014392400 RSI: ffffffff81d69dc7 RDI: 0000000000000000
RBP: ffffea0000902800 R08: 0000000000000000 R09: fffffbfff1d9c412
R10: ffffffff8ece2097 R11: 1ffffffff1976c81 R12: 0000000000000000
R13: ffffffffffffffff R14: ffffea0000902800 R15: 00000000000240a0
FS:  0000000000000000(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000021000000 CR3: 000000002283d000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400