------------[ cut here ]------------ kernel BUG at include/linux/highmem.h:275! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 7017 Comm: syz.1.299 Not tainted 6.11.0-rc3-next-20240816-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:zero_user_segments+0x28b/0x290 include/linux/highmem.h:275 Code: 01 02 e9 47 fe ff ff e8 e3 8b a7 fe 89 ea be 00 10 00 00 48 c7 c7 90 bc ce 8e e8 c0 f3 01 02 e9 d3 fe ff ff e8 c6 8b a7 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:ffffc90002f7eb60 EFLAGS: 00010246 RAX: ffffffff82ec07aa RBX: ffffea0001fa8e80 RCX: 0000000000040000 RDX: ffffc90008db9000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: 0000000000001000 R08: ffffffff82ec05e5 R09: 1ffffd40003f51d0 R10: dffffc0000000000 R11: fffff940003f51d1 R12: 0000000000001cf1 R13: 0000000000000000 R14: 1ffffd40003f51d0 R15: 0000000000001cf1 FS: 00007fa6531ef6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000031656c6966 CR3: 0000000056318000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_zero_range include/linux/highmem.h:647 [inline] ntfs_extend_initialized_size+0x50b/0x950 fs/ntfs3/file.c:215 ntfs_extend+0x3fe/0x480 fs/ntfs3/file.c:403 ntfs_file_write_iter+0x3d1/0x740 fs/ntfs3/file.c:1187 __kernel_write_iter+0x40d/0x900 fs/read_write.c:523 __kernel_write+0x120/0x180 fs/read_write.c:543 __dump_emit+0x1ce/0x420 fs/coredump.c:861 writenote+0x221/0x3b0 fs/binfmt_elf.c:1463 write_note_info fs/binfmt_elf.c:1951 [inline] elf_core_dump+0x3b29/0x4d00 fs/binfmt_elf.c:2122 do_coredump+0x25f8/0x3470 fs/coredump.c:800 get_signal+0x140e/0x1810 kernel/signal.c:2904 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:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa65223c370 Code: 10 83 e0 01 83 e2 01 88 15 7a 93 e0 00 88 05 77 93 e0 00 c3 50 48 8d 35 ae b5 1a 00 48 8d 3d b4 b5 1a 00 31 c0 e8 a0 f9 ff ff <53> 89 fb 48 83 ec 10 64 8b 04 25 94 ff ff ff 85 c0 74 2a 89 fe 31 RSP: 002b:00007fa6531ee4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 RAX: 0000000000000000 RBX: 00007fa652515f80 RCX: 00007fa652379e79 RDX: 00007fa6531ee4c0 RSI: 00007fa6531ee5f0 RDI: 000000000000000b RBP: 00007fa6523e7916 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fa652515f80 R15: 00007ffe6030bc08 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:zero_user_segments+0x28b/0x290 include/linux/highmem.h:275 Code: 01 02 e9 47 fe ff ff e8 e3 8b a7 fe 89 ea be 00 10 00 00 48 c7 c7 90 bc ce 8e e8 c0 f3 01 02 e9 d3 fe ff ff e8 c6 8b a7 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:ffffc90002f7eb60 EFLAGS: 00010246 RAX: ffffffff82ec07aa RBX: ffffea0001fa8e80 RCX: 0000000000040000 RDX: ffffc90008db9000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: 0000000000001000 R08: ffffffff82ec05e5 R09: 1ffffd40003f51d0 R10: dffffc0000000000 R11: fffff940003f51d1 R12: 0000000000001cf1 R13: 0000000000000000 R14: 1ffffd40003f51d0 R15: 0000000000001cf1 FS: 00007fa6531ef6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3433146ba8 CR3: 0000000056318000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400