================================================================== BUG: KCSAN: data-race in evict / insert_inode_locked write to 0xffff888128ea8d08 of 8 bytes by task 31605 on cpu 0: hlist_add_head include/linux/list.h:787 [inline] insert_inode_locked+0x2db/0x3b0 fs/inode.c:1474 __ext4_new_inode+0x17e7/0x2f10 fs/ext4/ialloc.c:1102 ext4_symlink+0x31c/0x9b0 fs/ext4/namei.c:3275 vfs_symlink fs/namei.c:4131 [inline] vfs_symlink+0x218/0x310 fs/namei.c:4117 do_symlinkat+0x1a5/0x1e0 fs/namei.c:4158 __do_sys_symlink fs/namei.c:4177 [inline] __se_sys_symlink fs/namei.c:4175 [inline] __x64_sys_symlink+0x3f/0x50 fs/namei.c:4175 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff888128ea8d08 of 8 bytes by task 22380 on cpu 1: inode_unhashed include/linux/fs.h:749 [inline] remove_inode_hash include/linux/fs.h:3078 [inline] evict+0x2a0/0x410 fs/inode.c:584 iput_final fs/inode.c:1563 [inline] iput+0x371/0x4e0 fs/inode.c:1589 do_unlinkat+0x378/0x530 fs/namei.c:4073 __do_sys_unlink fs/namei.c:4114 [inline] __se_sys_unlink fs/namei.c:4112 [inline] __x64_sys_unlink+0x3b/0x50 fs/namei.c:4112 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 22380 Comm: syz-executor.5 Not tainted 5.5.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================