================================================================== BUG: KCSAN: data-race in ext4_fill_raw_inode / ext4_orphan_del write to 0xffff88812ac5991c of 4 bytes by task 14350 on cpu 0: ext4_orphan_del+0x579/0x730 fs/ext4/orphan.c:296 ext4_evict_inode+0xb9f/0xf10 fs/ext4/inode.c:318 evict+0x1aa/0x410 fs/inode.c:592 iput_final fs/inode.c:1672 [inline] iput+0x3ef/0x580 fs/inode.c:1698 do_unlinkat+0x2d4/0x540 fs/namei.c:4174 __do_sys_unlink fs/namei.c:4215 [inline] __se_sys_unlink fs/namei.c:4213 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4213 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 0xffff88812ac5991c of 4 bytes by task 25079 on cpu 1: ext4_fill_raw_inode+0x68c/0xea0 fs/ext4/inode.c:4331 ext4_do_update_inode fs/ext4/inode.c:5094 [inline] ext4_mark_iloc_dirty+0x364/0x890 fs/ext4/inode.c:5694 __ext4_mark_inode_dirty+0x4ec/0x5f0 fs/ext4/inode.c:5890 ext4_evict_inode+0x9ae/0xf10 fs/ext4/inode.c:280 evict+0x1aa/0x410 fs/inode.c:592 iput_final fs/inode.c:1672 [inline] iput+0x3ef/0x580 fs/inode.c:1698 dentry_unlink_inode+0x23d/0x250 fs/dcache.c:376 d_delete+0x78/0xa0 fs/dcache.c:2505 vfs_rmdir+0x2bf/0x2e0 fs/namei.c:3982 do_rmdir+0x18d/0x330 fs/namei.c:4030 __do_sys_rmdir fs/namei.c:4049 [inline] __se_sys_rmdir fs/namei.c:4047 [inline] __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4047 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: 0x00000498 -> 0x000004b7 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 25079 Comm: syz-executor.1 Not tainted 5.15.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================