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BUG: KCSAN: data-race in __mark_inode_dirty / move_expired_inodes

read-write to 0xffff888106addd20 of 8 bytes by task 42 on cpu 1:
 move_expired_inodes+0x17b/0x410 fs/fs-writeback.c:1388
 queue_io+0xe1/0x2e0 fs/fs-writeback.c:1440
 wb_writeback+0x22a/0x6e0 fs/fs-writeback.c:2073
 wb_do_writeback fs/fs-writeback.c:2222 [inline]
 wb_workfn+0x1a8/0x8d0 fs/fs-writeback.c:2262
 process_one_work kernel/workqueue.c:2630 [inline]
 process_scheduled_works+0x5b8/0xa30 kernel/workqueue.c:2703
 worker_thread+0x525/0x730 kernel/workqueue.c:2784
 kthread+0x1d7/0x210 kernel/kthread.c:388
 ret_from_fork+0x48/0x60 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304

read to 0xffff888106addd20 of 8 bytes by task 7205 on cpu 0:
 __mark_inode_dirty+0x199/0x7d0 fs/fs-writeback.c:2457
 mark_buffer_dirty+0x165/0x240 fs/buffer.c:1216
 __block_commit_write fs/buffer.c:2192 [inline]
 block_write_end+0x158/0x2e0 fs/buffer.c:2268
 ext4_da_do_write_end fs/ext4/inode.c:2951 [inline]
 ext4_da_write_end+0x1fc/0x9c0 fs/ext4/inode.c:3023
 generic_perform_write+0x267/0x410 mm/filemap.c:3980
 ext4_buffered_write_iter+0x1f6/0x370 fs/ext4/file.c:299
 ext4_file_write_iter+0xd6/0x1200
 __kernel_write_iter+0x162/0x3c0 fs/read_write.c:517
 dump_emit_page fs/coredump.c:888 [inline]
 dump_user_range+0x25d/0x480 fs/coredump.c:915
 elf_core_dump+0x1a85/0x1ba0 fs/binfmt_elf.c:2142
 do_coredump+0x1029/0x1890 fs/coredump.c:764
 get_signal+0xda3/0x1090 kernel/signal.c:2878
 arch_do_signal_or_restart+0x95/0x4b0 arch/x86/kernel/signal.c:309
 exit_to_user_mode_loop+0x6f/0xe0 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0x6c/0xb0 kernel/entry/common.c:204
 irqentry_exit_to_user_mode+0x9/0x20 kernel/entry/common.c:309
 irqentry_exit+0x12/0x40 kernel/entry/common.c:412
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570

value changed: 0x0000000000000005 -> 0x0000000000020085

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 7205 Comm: syz-executor.2 Not tainted 6.6.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
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