------------[ cut here ]------------
WARNING: CPU: 1 PID: 4408 at include/linux/fs.h:503 i_mmap_assert_write_locked include/linux/fs.h:503 [inline]
WARNING: CPU: 1 PID: 4408 at include/linux/fs.h:503 hugetlb_split+0x234/0x2a0 mm/hugetlb.c:4917
Modules linked in:
CPU: 1 PID: 4408 Comm: syz.0.12 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:503 [inline]
RIP: 0010:hugetlb_split+0x234/0x2a0 mm/hugetlb.c:4917
Code: b5 ff 4c 89 f7 48 89 de 4c 89 fa 31 c9 5b 41 5c 41 5d 41 5e 41 5f 5d eb 7d e8 98 53 b5 ff 0f 0b e9 65 fe ff ff e8 8c 53 b5 ff <0f> 0b e9 2d ff ff ff 48 c7 c1 64 9a 1f 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc900042575c8 EFLAGS: 00010287
RAX: ffffffff81cb7b64 RBX: 0000200000200000 RCX: 0000000000080000
RDX: ffffc90005ef9000 RSI: 000000000000117d RDI: 000000000000117e
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100307df1e
R10: ffffed100307df1e R11: 1ffff1100307df1d R12: ffff888026429808
R13: dffffc0000000000 R14: ffff888026429798 R15: ffff88801e79abb8
FS:  00007fb5f6f166c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f61eff8 CR3: 00000000282bc000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000