__ntfs_error: 59 callbacks suppressed
ntfs: (device loop4): parse_options(): Unrecognized mount option disable_sparxe.
ntfs: (device loop3): parse_options(): Unrecognized mount option .
==================================================================
BUG: KASAN: slab-out-of-bounds in memset include/linux/string.h:337 [inline]
BUG: KASAN: slab-out-of-bounds in __ext4_expand_extra_isize+0x16f/0x240 fs/ext4/inode.c:5896
ntfs: (device loop4): parse_options(): The gid option requires an argument.
Write of size 536870880 at addr ffff8801c093a3a0 by task rs:main Q:Reg/5588

CPU: 0 PID: 5588 Comm: rs:main Q:Reg Not tainted 4.19.0+ #87
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 print_address_description.cold.7+0x9/0x1ff mm/kasan/report.c:256
 kasan_report_error mm/kasan/report.c:354 [inline]
 kasan_report.cold.8+0x242/0x309 mm/kasan/report.c:412
 check_memory_region_inline mm/kasan/kasan.c:260 [inline]
 check_memory_region+0x13e/0x1b0 mm/kasan/kasan.c:267
 memset+0x23/0x40 mm/kasan/kasan.c:285
 memset include/linux/string.h:337 [inline]
 __ext4_expand_extra_isize+0x16f/0x240 fs/ext4/inode.c:5896
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline]
 ext4_mark_inode_dirty+0x8f9/0xb20 fs/ext4/inode.c:6024
 ext4_da_write_end+0x9ce/0xcd0 fs/ext4/inode.c:3193
 generic_perform_write+0x4ca/0x6a0 mm/filemap.c:3059
 __generic_file_write_iter+0x26e/0x630 mm/filemap.c:3173
 ext4_file_write_iter+0x390/0x1420 fs/ext4/file.c:266
 call_write_iter include/linux/fs.h:1839 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x6b8/0x9f0 fs/read_write.c:487
 vfs_write+0x1fc/0x560 fs/read_write.c:549
 ksys_write+0x101/0x260 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:607
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f495b52c19d
Code: d1 20 00 00 75 10 b8 01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 be fa ff ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 07 fb ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007f4959acd000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000000016a RCX: 00007f495b52c19d
RDX: 000000000000016a RSI: 00000000019dd340 RDI: 0000000000000006
RBP: 00000000019dd340 R08: 00000000019dd49a R09: 00007f495aea8d67
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f4959acd480 R14: 0000000000000003 R15: 00000000019dd140

The buggy address belongs to the page:
page:ffffea0007024e80 count:2 mapcount:0 mapping:ffff8801ccc94658 index:0x427
flags: 0x2fffc000000203a(referenced|dirty|lru|active|private)
raw: 02fffc000000203a ffffea0007088c08 ffffea0006e4bc08 ffff8801ccc94658
raw: 0000000000000427 ffff8801b61f3a80 00000002ffffffff ffff8801d9a52b80
page dumped because: kasan: bad access detected
page->mem_cgroup:ffff8801d9a52b80

Memory state around the buggy address:
 ffff8801c0bfff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8801c0bfff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8801c0c00000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
                   ^
 ffff8801c0c00080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff8801c0c00100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================