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BUG: KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range

read-write to 0xffff88813c1c5520 of 8 bytes by task 15924 on cpu 0:
 page_cache_delete mm/filemap.c:147 [inline]
 __filemap_remove_folio+0x224/0x320 mm/filemap.c:225
 invalidate_complete_folio2 mm/truncate.c:587 [inline]
 invalidate_inode_pages2_range+0x506/0x790 mm/truncate.c:674
 __iomap_dio_rw+0x6ae/0x1100 fs/iomap/direct-io.c:578
 iomap_dio_rw+0x40/0x90 fs/iomap/direct-io.c:687
 ext4_dio_write_iter fs/ext4/file.c:608 [inline]
 ext4_file_write_iter+0x9fe/0x10f0 fs/ext4/file.c:719
 do_iter_write+0x4b4/0x7b0 fs/read_write.c:860
 vfs_iter_write+0x56/0x70 fs/read_write.c:901
 iter_file_splice_write+0x456/0x7d0 fs/splice.c:762
 do_splice_from fs/splice.c:840 [inline]
 direct_splice_actor+0x8a/0xb0 fs/splice.c:1027
 splice_direct_to_actor+0x349/0x660 fs/splice.c:982
 do_splice_direct+0x104/0x180 fs/splice.c:1070
 do_sendfile+0x3b6/0x9a0 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

read to 0xffff88813c1c5520 of 8 bytes by task 15919 on cpu 1:
 mapping_needs_writeback mm/filemap.c:628 [inline]
 filemap_write_and_wait_range+0x54/0x220 mm/filemap.c:677
 __iomap_dio_rw+0x5e2/0x1100 fs/iomap/direct-io.c:568
 iomap_dio_rw+0x40/0x90 fs/iomap/direct-io.c:687
 ext4_dio_write_iter fs/ext4/file.c:608 [inline]
 ext4_file_write_iter+0x9fe/0x10f0 fs/ext4/file.c:719
 do_iter_write+0x4b4/0x7b0 fs/read_write.c:860
 vfs_iter_write+0x56/0x70 fs/read_write.c:901
 iter_file_splice_write+0x456/0x7d0 fs/splice.c:762
 do_splice_from fs/splice.c:840 [inline]
 direct_splice_actor+0x8a/0xb0 fs/splice.c:1027
 splice_direct_to_actor+0x349/0x660 fs/splice.c:982
 do_splice_direct+0x104/0x180 fs/splice.c:1070
 do_sendfile+0x3b6/0x9a0 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

value changed: 0x0000000000000d30 -> 0x0000000000000d2a

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 15919 Comm: syz-executor.3 Not tainted 6.4.0-syzkaller-01761-g6aeadf7896bf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
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