loop0: detected capacity change from 0 to 4096
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
Mem abort info:
  ESR = 0x0000000086000006
  EC = 0x21: IABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
user pgtable: 4k pages, 48-bit VAs, pgdp=000000010d655000
[0000000000000000] pgd=080000010ae6d003, p4d=080000010ae6d003, pud=0800000109d5a003, pmd=0000000000000000
Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4380 Comm: syz-executor357 Not tainted 6.1.19-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : 0x0
lr : hdr_find_e+0x298/0x4e8 fs/ntfs3/index.c:708
sp : ffff80001db27320
x29: ffff80001db27500 x28: 0000000000000000 x27: ffff0000d012e000
x26: 0000000000000000 x25: 0000000000000148 x24: 0000000000000000
x23: dfff800000000000 x22: 0000000000000002 x21: 0000000000000138
x20: ffff0000d81fa268 x19: 0000000000000003 x18: 1fffe000368b0376
x17: ffff80001572d000 x16: ffff8000121a2680 x15: ffff800008ad6924
x14: ffff800008ad36c8 x13: 0000000000000000 x12: 0000000000000004
x11: ff808000096f6f70 x10: 0000000000000000 x9 : 0000000000000003
x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : ffff0000d012e000 x3 : 0000000000000000
x2 : ffff0000d81fa278 x1 : 0000000000000000 x0 : ffff8000126b3260
Call trace:
 0x0
 indx_find+0x2b0/0x9b8 fs/ntfs3/index.c:1074
 dir_search_u+0x180/0x324 fs/ntfs3/dir.c:254
 ntfs_extend_init+0x174/0x45c fs/ntfs3/fsntfs.c:214
 ntfs_fill_super+0x36e8/0x3a04 fs/ntfs3/super.c:1243
 get_tree_bdev+0x360/0x54c fs/super.c:1337
 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1359
 vfs_get_tree+0x90/0x274 fs/super.c:1544
 do_new_mount+0x25c/0x8c8 fs/namespace.c:3040
 path_mount+0x590/0xe58 fs/namespace.c:3370
 do_mount fs/namespace.c:3383 [inline]
 __do_sys_mount fs/namespace.c:3591 [inline]
 __se_sys_mount fs/namespace.c:3568 [inline]
 __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3568
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
Code: bad PC value
---[ end trace 0000000000000000 ]---