================================================================== BUG: KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range read-write to 0xffff88810657b528 of 8 bytes by task 9063 on cpu 0: page_cache_delete mm/filemap.c:144 [inline] __filemap_remove_folio+0x1d1/0x2d0 mm/filemap.c:222 invalidate_complete_folio2 mm/truncate.c:584 [inline] invalidate_inode_pages2_range+0x404/0x720 mm/truncate.c:671 kiocb_invalidate_pages+0x1b1/0x1e0 mm/filemap.c:2705 __iomap_dio_rw+0x5ad/0x1090 fs/iomap/direct-io.c:638 iomap_dio_rw+0x40/0x90 fs/iomap/direct-io.c:748 ext4_dio_write_iter fs/ext4/file.c:575 [inline] ext4_file_write_iter+0xa8a/0xe10 fs/ext4/file.c:694 do_iter_write+0x4ad/0x770 fs/read_write.c:860 vfs_iter_write+0x56/0x70 fs/read_write.c:901 iter_file_splice_write+0x462/0x7e0 fs/splice.c:736 do_splice_from fs/splice.c:933 [inline] direct_splice_actor+0x8a/0xb0 fs/splice.c:1142 splice_direct_to_actor+0x31d/0x690 fs/splice.c:1088 do_splice_direct+0x10d/0x190 fs/splice.c:1194 do_sendfile+0x3c4/0x980 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:51 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b read to 0xffff88810657b528 of 8 bytes by task 9056 on cpu 1: mapping_needs_writeback mm/filemap.c:625 [inline] filemap_write_and_wait_range+0x51/0x210 mm/filemap.c:674 kiocb_invalidate_pages+0x87/0x1e0 mm/filemap.c:2694 __iomap_dio_rw+0x5ad/0x1090 fs/iomap/direct-io.c:638 iomap_dio_rw+0x40/0x90 fs/iomap/direct-io.c:748 ext4_dio_write_iter fs/ext4/file.c:575 [inline] ext4_file_write_iter+0xa8a/0xe10 fs/ext4/file.c:694 do_iter_write+0x4ad/0x770 fs/read_write.c:860 vfs_iter_write+0x56/0x70 fs/read_write.c:901 iter_file_splice_write+0x462/0x7e0 fs/splice.c:736 do_splice_from fs/splice.c:933 [inline] direct_splice_actor+0x8a/0xb0 fs/splice.c:1142 splice_direct_to_actor+0x31d/0x690 fs/splice.c:1088 do_splice_direct+0x10d/0x190 fs/splice.c:1194 do_sendfile+0x3c4/0x980 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:51 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b value changed: 0x00000000000002f4 -> 0x00000000000002ee Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 9056 Comm: syz-executor.1 Not tainted 6.7.0-rc3-syzkaller-00134-g994d5c58e50e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 ================================================================== syz-executor.1 (9056) used greatest stack depth: 10616 bytes left