ntfs: (device loop2): load_and_init_upcase(): Failed to load $UpCase from the volume. Using default.
ntfs: volume version 3.1.
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 588c1067 P4D 588c1067 PUD 0
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11450 Comm: syz.2.3089 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 0018:ffffc90003c8f840 EFLAGS: 00010246
RAX: 1ffffffff142d8f9 RBX: ffffffff8a16c7c8 RCX: 0000000000080000
RDX: ffffc90003311000 RSI: ffffea0001c4a100 RDI: 0000000000000000
RBP: 0000000001100cca R08: dffffc0000000000 R09: fffffbfff1ad2dd6
R10: fffffbfff1ad2dd6 R11: 1ffffffff1ad2dd5 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffea0001c4a100 R15: ffff888061f40570
FS: 00007f27912a06c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000007ad01000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
do_read_cache_page+0x8a1/0x1030 mm/filemap.c:-1
read_mapping_page include/linux/pagemap.h:515 [inline]
ntfs_map_page+0x24/0x390 fs/ntfs/aops.h:75
ntfs_check_logfile+0x343/0x2f50 fs/ntfs/logfile.c:532
load_and_check_logfile+0x6f/0xd0 fs/ntfs/super.c:1215
load_system_files+0x3a29/0x5560 fs/ntfs/super.c:1941
ntfs_fill_super+0x19e0/0x2c90 fs/ntfs/super.c:2894
mount_bdev+0x287/0x3c0 fs/super.c:1400
legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
vfs_get_tree+0x88/0x270 fs/super.c:1530
do_new_mount+0x24a/0xa40 fs/namespace.c:3014
do_mount fs/namespace.c:3357 [inline]
__do_sys_mount fs/namespace.c:3565 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3542
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f279303a38a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f279129fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f279129fef0 RCX: 00007f279303a38a
RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007f279129feb0
RBP: 0000200000000000 R08: 00007f279129fef0 R09: 0000000000800808
R10: 0000000000800808 R11: 0000000000000246 R12: 0000200000000040
R13: 00007f279129feb0 R14: 000000000001ee99 R15: 0000200000002380
</TASK>
Modules linked in:
CR2: 0000000000000000
---[ end trace 901ea457c0a19e51 ]---
RIP: 0010:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 0018:ffffc90003c8f840 EFLAGS: 00010246
RAX: 1ffffffff142d8f9 RBX: ffffffff8a16c7c8 RCX: 0000000000080000
RDX: ffffc90003311000 RSI: ffffea0001c4a100 RDI: 0000000000000000
RBP: 0000000001100cca R08: dffffc0000000000 R09: fffffbfff1ad2dd6
R10: fffffbfff1ad2dd6 R11: 1ffffffff1ad2dd5 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffea0001c4a100 R15: ffff888061f40570
FS: 00007f27912a06c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000007ad01000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400