------------[ cut here ]------------ kernel BUG at include/linux/highmem.h:275! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 UID: 0 PID: 8574 Comm: syz.1.356 Not tainted 6.12.0-rc1-syzkaller-g80cb3fb61135 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : zero_user_segments include/linux/highmem.h:275 [inline] pc : folio_zero_range include/linux/highmem.h:647 [inline] pc : ntfs_extend_initialized_size+0x92c/0x938 fs/ntfs3/file.c:215 lr : zero_user_segments include/linux/highmem.h:275 [inline] lr : folio_zero_range include/linux/highmem.h:647 [inline] lr : ntfs_extend_initialized_size+0x92c/0x938 fs/ntfs3/file.c:215 sp : ffff80009f6f72a0 x29: ffff80009f6f73c0 x28: 0000000000001000 x27: 1fffffbff87c5750 x26: fffffdffc3e2ba80 x25: 0000000000000fff x24: 0000000000001001 x23: dfff800000000000 x22: 0000000000001000 x21: 0000000000001001 x20: 0000000000000001 x19: fff1000040000000 x18: ffff80009f6f69e0 x17: 0004060000000014 x16: ffff8000830b4c50 x15: 0000000000000001 x14: 1fffe0001dc59f3f x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000040000 x10: 0000000000001b73 x9 : ffff8000a42bb000 x8 : 0000000000001b74 x7 : ffff8000817b8b04 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800080cca354 x2 : 0000000000000001 x1 : 0000000000001001 x0 : 0000000000001000 Call trace: zero_user_segments include/linux/highmem.h:275 [inline] folio_zero_range include/linux/highmem.h:647 [inline] ntfs_extend_initialized_size+0x92c/0x938 fs/ntfs3/file.c:215 ntfs_extend+0x37c/0x3f0 fs/ntfs3/file.c:403 ntfs_file_write_iter+0x320/0x610 fs/ntfs3/file.c:1187 iter_file_splice_write+0x898/0xfdc fs/splice.c:743 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0xec/0x1d8 fs/splice.c:1164 splice_direct_to_actor+0x438/0xa0c fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0x1e4/0x304 fs/splice.c:1233 vfs_copy_file_range+0xa60/0x1300 fs/read_write.c:1651 __do_sys_copy_file_range fs/read_write.c:1705 [inline] __se_sys_copy_file_range fs/read_write.c:1668 [inline] __arm64_sys_copy_file_range+0x578/0x914 fs/read_write.c:1668 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:732 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:750 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 Code: aa1a03e0 97c4f8c6 d4210000 97b646b7 (d4210000) ---[ end trace 0000000000000000 ]---