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BUG: KCSAN: data-race in __lru_add_drain_all / folio_mark_accessed

read-write to 0xffff888237c27ba8 of 1 bytes by task 18772 on cpu 0:
 pagevec_add include/linux/pagevec.h:75 [inline]
 pagevec_add_and_need_flush mm/swap.c:234 [inline]
 folio_activate mm/swap.c:354 [inline]
 folio_mark_accessed+0x1fe/0x380 mm/swap.c:436
 filemap_read+0xea2/0x1400 mm/filemap.c:2708
 blkdev_read_iter+0x2c6/0x370 block/fops.c:611
 call_read_iter include/linux/fs.h:2044 [inline]
 new_sync_read fs/read_write.c:401 [inline]
 vfs_read+0x5a5/0x6a0 fs/read_write.c:482
 ksys_read+0xe8/0x1a0 fs/read_write.c:620
 __do_sys_read fs/read_write.c:630 [inline]
 __se_sys_read fs/read_write.c:628 [inline]
 __x64_sys_read+0x3e/0x50 fs/read_write.c:628
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffff888237c27ba8 of 1 bytes by task 1819 on cpu 1:
 pagevec_count include/linux/pagevec.h:62 [inline]
 need_activate_page_drain mm/swap.c:342 [inline]
 __lru_add_drain_all+0x229/0x3e0 mm/swap.c:831
 lru_add_drain_all+0xc/0x10 mm/swap.c:849
 invalidate_bdev+0x56/0x80 block/bdev.c:87
 ext4_put_super+0x358/0x560 fs/ext4/super.c:1276
 generic_shutdown_super+0xd5/0x240 fs/super.c:462
 kill_block_super+0x4a/0x90 fs/super.c:1394
 deactivate_locked_super+0x6a/0xb0 fs/super.c:332
 deactivate_super+0x85/0x90 fs/super.c:363
 cleanup_mnt+0x267/0x2d0 fs/namespace.c:1186
 __cleanup_mnt+0x15/0x20 fs/namespace.c:1193
 task_work_run+0x8e/0x110 kernel/task_work.c:164
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x124/0x130 kernel/entry/common.c:169
 exit_to_user_mode_prepare kernel/entry/common.c:201 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
 syscall_exit_to_user_mode+0x6a/0x90 kernel/entry/common.c:294
 do_syscall_64+0x37/0x70 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x01 -> 0x02

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 1819 Comm: syz-executor.2 Not tainted 5.18.0-rc7-syzkaller-00136-g3b5e1590a267-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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