================================================================== BUG: KCSAN: data-race in list_lru_add / list_lru_count_node write to 0xffff888102fbfca8 of 8 bytes by task 1819 on cpu 1: list_lru_add+0x251/0x280 mm/list_lru.c:136 d_lru_add fs/dcache.c:406 [inline] retain_dentry+0x226/0x260 fs/dcache.c:660 dput+0x11e/0x430 fs/dcache.c:883 do_unlinkat+0x2a8/0x540 fs/namei.c:4171 __do_sys_unlink fs/namei.c:4216 [inline] __se_sys_unlink fs/namei.c:4214 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4214 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 0xffff888102fbfca8 of 8 bytes by task 4529 on cpu 0: list_lru_count_node+0x28/0x30 mm/list_lru.c:204 list_lru_count include/linux/list_lru.h:132 [inline] shrink_dcache_sb+0x1ed/0x2d0 fs/dcache.c:1297 reconfigure_super+0x146/0x540 fs/super.c:891 do_remount fs/namespace.c:2656 [inline] path_mount+0x13f9/0x1c40 fs/namespace.c:3316 do_mount fs/namespace.c:3337 [inline] __do_sys_mount fs/namespace.c:3545 [inline] __se_sys_mount+0x24b/0x2f0 fs/namespace.c:3522 __x64_sys_mount+0x63/0x70 fs/namespace.c:3522 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: 0x0000000000000000 -> 0x0000000000000001 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 4529 Comm: syz-executor.1 Not tainted 5.16.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================