------------[ cut here ]------------ kernel BUG at include/linux/highmem.h:269! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 12646 Comm: syz.5.1669 Not tainted 6.12.0-syzkaller-10553-gb86545e02e8c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:zero_user_segments+0x28b/0x290 include/linux/highmem.h:269 Code: 07 02 e9 47 fe ff ff e8 c3 ea a3 fe 89 ea be 00 10 00 00 48 c7 c7 d0 f2 cf 8e e8 e0 7c 07 02 e9 d3 fe ff ff e8 a6 ea a3 fe 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc90005156cc0 EFLAGS: 00010283 RAX: ffffffff82f1f9da RBX: ffffea0001556e40 RCX: 0000000000080000 RDX: ffffc9000dd6d000 RSI: 0000000000006ea7 RDI: 0000000000006ea8 RBP: 0000000000001000 R08: ffffffff82f1f815 R09: 1ffffd40002aadc8 R10: dffffc0000000000 R11: fffff940002aadc9 R12: 0000000000001c11 R13: 0000000000000000 R14: 1ffffd40002aadc8 R15: 0000000000001c11 FS: 00007fb127ff66c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbb23d98dc3 CR3: 0000000070532000 CR4: 0000000000350ef0 Call Trace: folio_zero_range include/linux/highmem.h:641 [inline] ntfs_extend_initialized_size+0x50b/0x950 fs/ntfs3/file.c:225 ntfs_extend+0x578/0xad0 fs/ntfs3/file.c:413 ntfs_file_write_iter+0x403/0x7a0 fs/ntfs3/file.c:1254 __kernel_write_iter+0x42c/0x940 fs/read_write.c:612 __kernel_write+0x120/0x180 fs/read_write.c:632 __dump_emit+0x237/0x360 fs/coredump.c:807 writenote+0x221/0x3b0 fs/binfmt_elf.c:1471 write_note_info fs/binfmt_elf.c:1959 [inline] elf_core_dump+0x38a0/0x4790 fs/binfmt_elf.c:2116 do_coredump+0x229d/0x3100 fs/coredump.c:758 get_signal+0x140b/0x1750 kernel/signal.c:3001 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb12a180809 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb127ff60e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 00000000000000ca RBX: 00007fb12a345fa8 RCX: 00007fb12a180809 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb12a345fac RBP: 00007fb12a345fa0 R08: 7fffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb12a345fac R13: 0000000000000000 R14: 00007ffd252425d0 R15: 00007ffd252426b8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:zero_user_segments+0x28b/0x290 include/linux/highmem.h:269 Code: 07 02 e9 47 fe ff ff e8 c3 ea a3 fe 89 ea be 00 10 00 00 48 c7 c7 d0 f2 cf 8e e8 e0 7c 07 02 e9 d3 fe ff ff e8 a6 ea a3 fe 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc90005156cc0 EFLAGS: 00010283 RAX: ffffffff82f1f9da RBX: ffffea0001556e40 RCX: 0000000000080000 RDX: ffffc9000dd6d000 RSI: 0000000000006ea7 RDI: 0000000000006ea8 RBP: 0000000000001000 R08: ffffffff82f1f815 R09: 1ffffd40002aadc8 R10: dffffc0000000000 R11: fffff940002aadc9 R12: 0000000000001c11 R13: 0000000000000000 R14: 1ffffd40002aadc8 R15: 0000000000001c11 FS: 00007fb127ff66c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc20c369108 CR3: 0000000070532000 CR4: 0000000000350ef0