------------[ cut here ]------------
WARNING: CPU: 1 PID: 4309 at include/linux/fs.h:532 i_mmap_assert_write_locked include/linux/fs.h:532 [inline]
WARNING: CPU: 1 PID: 4309 at include/linux/fs.h:532 hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Modules linked in:
CPU: 1 PID: 4309 Comm: syz.1.2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:532 [inline]
RIP: 0010:hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Code: c0 ff 4c 89 f7 48 89 de 4c 89 fa 31 c9 5b 41 5c 41 5d 41 5e 41 5f 5d eb 7a e8 f5 45 c0 ff 0f 0b e9 62 fe ff ff e8 e9 45 c0 ff <0f> 0b e9 2d ff ff ff 48 c7 c1 44 69 69 8d 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc9000332f938 EFLAGS: 00010287

RAX: ffffffff81b78627 RBX: 0000200000000000 RCX: 0000000000080000
RDX: ffffc90005b3a000 RSI: 0000000000030226 RDI: 0000000000030227
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1002d0dc58
R10: ffffed1002d0dc58 R11: 1ffff11002d0dc57 R12: ffff888074333e08
R13: dffffc0000000000 R14: ffff888074333d68 R15: ffff8880782206c0
FS:  00007fc3503ca6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f40039d4000 CR3: 0000000074306000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace: