EXT4-fs warning (device loop1): ext4_enable_quotas:7096: Failed to enable quota tracking (type=1, err=-117, ino=4). Please run e2fsck to fix. EXT4-fs (loop1): mount failed ================================================================== BUG: KCSAN: data-race in __lru_add_drain_all / folio_add_lru_vma read-write to 0xffff888237d29c88 of 1 bytes by task 7238 on cpu 1: folio_batch_add include/linux/pagevec.h:74 [inline] folio_batch_add_and_move mm/swap.c:231 [inline] folio_add_lru mm/swap.c:517 [inline] folio_add_lru_vma+0x6c/0x160 mm/swap.c:537 do_anonymous_page mm/memory.c:4343 [inline] do_pte_missing mm/memory.c:3743 [inline] handle_pte_fault mm/memory.c:5164 [inline] __handle_mm_fault mm/memory.c:5305 [inline] handle_mm_fault+0x1da5/0x27c0 mm/memory.c:5470 do_user_addr_fault arch/x86/mm/fault.c:1406 [inline] handle_page_fault arch/x86/mm/fault.c:1498 [inline] exc_page_fault+0x2f9/0x6d0 arch/x86/mm/fault.c:1554 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 read to 0xffff888237d29c88 of 1 bytes by task 7223 on cpu 0: folio_batch_count include/linux/pagevec.h:53 [inline] cpu_needs_drain mm/swap.c:795 [inline] __lru_add_drain_all+0x137/0x420 mm/swap.c:889 lru_add_drain_all+0x10/0x20 mm/swap.c:905 invalidate_bdev+0x54/0x70 block/bdev.c:89 __ext4_fill_super fs/ext4/super.c:5678 [inline] ext4_fill_super+0x1789/0x39b0 fs/ext4/super.c:5703 get_tree_bdev+0x250/0x2e0 fs/super.c:1614 ext4_get_tree+0x1c/0x20 fs/ext4/super.c:5735 vfs_get_tree+0x53/0x1d0 fs/super.c:1779 do_new_mount+0x227/0x690 fs/namespace.c:3352 path_mount+0x496/0xb30 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 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b value changed: 0x00 -> 0x01 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 7223 Comm: syz-executor.1 Not tainted 6.8.0-rc7-syzkaller-00229-g10d48d70e82d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 ==================================================================