loop2: detected capacity change from 0 to 512
EXT4-fs: Quota format mount options ignored when QUOTA feature is enabled
EXT4-fs (loop2): couldn't mount as ext2 due to feature incompatibilities
==================================================================
BUG: KCSAN: data-race in __lru_add_drain_all / folio_add_lru_vma

read-write to 0xffff888237d2ac08 of 1 bytes by task 25320 on cpu 1:
 folio_batch_add include/linux/pagevec.h:77 [inline]
 folio_batch_add_and_move mm/swap.c:233 [inline]
 folio_add_lru mm/swap.c:522 [inline]
 folio_add_lru_vma+0x74/0x170 mm/swap.c:542
 wp_page_copy mm/memory.c:3353 [inline]
 do_wp_page+0x1728/0x22b0 mm/memory.c:3677
 handle_pte_fault mm/memory.c:5397 [inline]
 __handle_mm_fault mm/memory.c:5524 [inline]
 handle_mm_fault+0xb9b/0x2a80 mm/memory.c:5689
 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline]
 handle_page_fault arch/x86/mm/fault.c:1481 [inline]
 exc_page_fault+0x3b9/0x650 arch/x86/mm/fault.c:1539
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623

read to 0xffff888237d2ac08 of 1 bytes by task 25318 on cpu 0:
 folio_batch_count include/linux/pagevec.h:56 [inline]
 cpu_needs_drain mm/swap.c:800 [inline]
 __lru_add_drain_all+0x12c/0x410 mm/swap.c:894
 lru_add_drain_all+0x10/0x20 mm/swap.c:910
 invalidate_bdev+0x47/0x70 block/bdev.c:100
 __ext4_fill_super fs/ext4/super.c:5651 [inline]
 ext4_fill_super+0x6f3/0x39e0 fs/ext4/super.c:5676
 get_tree_bdev+0x253/0x2e0 fs/super.c:1624
 ext4_get_tree+0x1c/0x30 fs/ext4/super.c:5708
 vfs_get_tree+0x56/0x1d0 fs/super.c:1789
 do_new_mount+0x227/0x690 fs/namespace.c:3352
 path_mount+0x49b/0xb30 fs/namespace.c:3679
 do_mount fs/namespace.c:3692 [inline]
 __do_sys_mount fs/namespace.c:3898 [inline]
 __se_sys_mount+0x27f/0x2d0 fs/namespace.c:3875
 __x64_sys_mount+0x67/0x80 fs/namespace.c:3875
 x64_sys_call+0x25c9/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:166
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0x01 -> 0x04

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 25318 Comm: syz.2.8038 Tainted: G        W          6.10.0-rc6-syzkaller-00041-g9903efbddba0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
==================================================================