================================================================== BUG: KCSAN: data-race in evict / insert_inode_locked write to 0xffff88812a78fba8 of 8 bytes by task 8548 on cpu 1: hlist_add_head include/linux/list.h:787 [inline] insert_inode_locked+0x2db/0x3b0 fs/inode.c:1474 __ext4_new_inode+0x1854/0x3070 fs/ext4/ialloc.c:1107 ext4_symlink+0x30e/0x970 fs/ext4/namei.c:3262 vfs_symlink fs/namei.c:4119 [inline] vfs_symlink+0x218/0x310 fs/namei.c:4105 do_symlinkat+0x1a5/0x1e0 fs/namei.c:4146 __do_sys_symlink fs/namei.c:4165 [inline] __se_sys_symlink fs/namei.c:4163 [inline] __x64_sys_symlink+0x3f/0x50 fs/namei.c:4163 do_syscall_64+0xcc/0x370 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88812a78fba8 of 8 bytes by task 7239 on cpu 0: inode_unhashed include/linux/fs.h:749 [inline] remove_inode_hash include/linux/fs.h:3075 [inline] evict+0x2a0/0x410 fs/inode.c:584 iput_final fs/inode.c:1563 [inline] iput+0x371/0x4e0 fs/inode.c:1589 dentry_unlink_inode+0x27a/0x2f0 fs/dcache.c:374 d_delete fs/dcache.c:2449 [inline] d_delete+0xdb/0xe0 fs/dcache.c:2438 vfs_rmdir fs/namei.c:3884 [inline] vfs_rmdir+0x2e2/0x300 fs/namei.c:3849 do_rmdir+0x2cb/0x300 fs/namei.c:3932 __do_sys_rmdir fs/namei.c:3950 [inline] __se_sys_rmdir fs/namei.c:3948 [inline] __x64_sys_rmdir+0x2f/0x40 fs/namei.c:3948 do_syscall_64+0xcc/0x370 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 7239 Comm: syz-executor.3 Not tainted 5.4.0-rc3+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================