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BUG: KCSAN: data-race in ext4_mark_iloc_dirty / ext4_orphan_del

write to 0xffff888145ead07c of 4 bytes by task 21193 on cpu 1:
 ext4_orphan_del+0x579/0x730 fs/ext4/orphan.c:296
 ext4_evict_inode+0xb1e/0xdb0 fs/ext4/inode.c:318
 evict+0x1c8/0x3c0 fs/inode.c:588
 iput_final fs/inode.c:1664 [inline]
 iput+0x430/0x580 fs/inode.c:1690
 dentry_unlink_inode+0x273/0x290 fs/dcache.c:376
 d_delete+0x78/0xe0 fs/dcache.c:2505
 vfs_rmdir+0x2e6/0x300 fs/namei.c:3984
 do_rmdir+0x18d/0x330 fs/namei.c:4032
 __do_sys_rmdir fs/namei.c:4051 [inline]
 __se_sys_rmdir fs/namei.c:4049 [inline]
 __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4049
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffff888145ead07c of 4 bytes by task 10331 on cpu 0:
 ext4_do_update_inode fs/ext4/inode.c:5029 [inline]
 ext4_mark_iloc_dirty+0x87c/0x1700 fs/ext4/inode.c:5683
 __ext4_mark_inode_dirty+0x4ec/0x5c0 fs/ext4/inode.c:5879
 __ext4_ext_dirty fs/ext4/extents.c:170 [inline]
 ext4_ext_rm_leaf+0x82d/0xd40 fs/ext4/extents.c:2708
 ext4_ext_remove_space+0x8f6/0x12b0 fs/ext4/extents.c:2920
 ext4_ext_truncate+0xfe/0x170 fs/ext4/extents.c:4382
 ext4_truncate+0x76e/0xa80 fs/ext4/inode.c:4204
 ext4_evict_inode+0xa54/0xdb0 fs/ext4/inode.c:287
 evict+0x1c8/0x3c0 fs/inode.c:588
 iput_final fs/inode.c:1664 [inline]
 iput+0x430/0x580 fs/inode.c:1690
 dentry_unlink_inode+0x273/0x290 fs/dcache.c:376
 d_delete+0x78/0xe0 fs/dcache.c:2505
 vfs_rmdir+0x2e6/0x300 fs/namei.c:3984
 do_rmdir+0x18d/0x330 fs/namei.c:4032
 __do_sys_rmdir fs/namei.c:4051 [inline]
 __se_sys_rmdir fs/namei.c:4049 [inline]
 __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4049
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x0000200a -> 0x000006ac

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 10331 Comm: syz-executor.4 Tainted: G        W         5.15.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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