================================================================== BUG: KCSAN: data-race in ext4_mark_iloc_dirty / ext4_mark_iloc_dirty write to 0xffff88812a7d5de8 of 4 bytes by task 16635 on cpu 0: ext4_update_inode_fsync_trans fs/ext4/ext4_jbd2.h:445 [inline] ext4_do_update_inode fs/ext4/inode.c:5125 [inline] ext4_mark_iloc_dirty+0x789/0x890 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:590 iput_final fs/inode.c:1670 [inline] iput+0x3ef/0x580 fs/inode.c:1696 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 write to 0xffff88812a7d5de8 of 4 bytes by task 2795 on cpu 1: ext4_update_inode_fsync_trans fs/ext4/ext4_jbd2.h:445 [inline] ext4_do_update_inode fs/ext4/inode.c:5125 [inline] ext4_mark_iloc_dirty+0x789/0x890 fs/ext4/inode.c:5694 ext4_orphan_del+0x593/0x730 fs/ext4/orphan.c:297 ext4_evict_inode+0xb9f/0xf10 fs/ext4/inode.c:318 evict+0x1aa/0x410 fs/inode.c:590 iput_final fs/inode.c:1670 [inline] iput+0x3ef/0x580 fs/inode.c:1696 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: 0x0000816b -> 0x0000816c Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 2795 Comm: syz-executor.1 Tainted: G W 5.16.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================