================================================================== BUG: KCSAN: data-race in drop_nlink / generic_fillattr write to 0xffff88803e379698 of 4 bytes by task 5795 on cpu 1: drop_nlink+0x37/0x90 fs/inode.c:306 shmem_unlink+0x17b/0x1a0 mm/shmem.c:2968 shmem_rename2+0x2fd/0x440 mm/shmem.c:3064 vfs_rename+0x811/0xde0 fs/namei.c:4552 do_renameat2+0x658/0x990 fs/namei.c:4707 __do_sys_rename fs/namei.c:4756 [inline] __se_sys_rename fs/namei.c:4754 [inline] __x64_sys_rename+0x58/0x60 fs/namei.c:4754 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff88803e379698 of 4 bytes by task 4833 on cpu 0: generic_fillattr+0x76/0x190 fs/stat.c:49 shmem_getattr+0x239/0x2d0 mm/shmem.c:1048 vfs_getattr_nosec+0x18f/0x340 fs/stat.c:97 vfs_getattr fs/stat.c:134 [inline] vfs_fstat fs/stat.c:156 [inline] __do_sys_newfstat fs/stat.c:396 [inline] __se_sys_newfstat+0x94/0x2c0 fs/stat.c:393 __x64_sys_newfstat+0x2d/0x40 fs/stat.c:393 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 4833 Comm: systemd-udevd Not tainted 5.12.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================