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BUG: KCSAN: data-race in ext4_fill_raw_inode / ext4_orphan_del

write to 0xffff88812533b0bc of 4 bytes by task 22332 on cpu 0:
 ext4_orphan_del+0x579/0x730 fs/ext4/orphan.c:296
 ext4_handle_inode_extension fs/ext4/file.c:351 [inline]
 ext4_dio_write_iter fs/ext4/file.c:571 [inline]
 ext4_file_write_iter+0x1124/0x11f0 fs/ext4/file.c:675
 call_write_iter include/linux/fs.h:2074 [inline]
 do_iter_readv_writev+0x2de/0x380 fs/read_write.c:725
 do_iter_write+0x192/0x5c0 fs/read_write.c:851
 vfs_iter_write+0x4c/0x70 fs/read_write.c:892
 iter_file_splice_write+0x43a/0x790 fs/splice.c:689
 do_splice_from fs/splice.c:767 [inline]
 direct_splice_actor+0x80/0xa0 fs/splice.c:936
 splice_direct_to_actor+0x345/0x650 fs/splice.c:891
 do_splice_direct+0x106/0x190 fs/splice.c:979
 do_sendfile+0x675/0xc40 fs/read_write.c:1245
 __do_sys_sendfile64 fs/read_write.c:1310 [inline]
 __se_sys_sendfile64 fs/read_write.c:1296 [inline]
 __x64_sys_sendfile64+0x102/0x140 fs/read_write.c:1296
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffff88812533b0bc of 4 bytes by task 20202 on cpu 1:
 ext4_fill_raw_inode+0x2b4/0xea0 fs/ext4/inode.c:4298
 ext4_do_update_inode fs/ext4/inode.c:5083 [inline]
 ext4_mark_iloc_dirty+0x364/0x890 fs/ext4/inode.c:5677
 __ext4_mark_inode_dirty+0x4ec/0x5f0 fs/ext4/inode.c:5873
 __ext4_ext_dirty fs/ext4/extents.c:183 [inline]
 ext4_ext_rm_leaf+0x891/0xef0 fs/ext4/extents.c:2740
 ext4_ext_remove_space+0x956/0x14c0 fs/ext4/extents.c:2952
 ext4_ext_truncate+0x11c/0x1a0 fs/ext4/extents.c:4413
 ext4_truncate+0x76e/0xae0 fs/ext4/inode.c:4190
 ext4_evict_inode+0xad5/0xf10 fs/ext4/inode.c:288
 evict+0x1aa/0x410 fs/inode.c:664
 iput_final fs/inode.c:1744 [inline]
 iput+0x3ef/0x580 fs/inode.c:1770
 d_delete_notify include/linux/fsnotify.h:261 [inline]
 vfs_rmdir+0x270/0x320 fs/namei.c:4032
 do_rmdir+0x18d/0x330 fs/namei.c:4080
 __do_sys_rmdir fs/namei.c:4099 [inline]
 __se_sys_rmdir fs/namei.c:4097 [inline]
 __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4097
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x000004ac -> 0x0000048b

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 20202 Comm: syz-executor.2 Tainted: G        W         5.17.0-rc2-syzkaller-00054-g27bb0b18c208 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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