================================================================== BUG: KCSAN: data-race in tomoyo_supervisor / tomoyo_supervisor write to 0xffffffff883bac78 of 8 bytes by task 3342 on cpu 0: tomoyo_update_stat security/tomoyo/common.c:2340 [inline] tomoyo_supervisor+0x176/0xb20 security/tomoyo/common.c:2079 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline] tomoyo_path_permission security/tomoyo/file.c:587 [inline] tomoyo_check_open_permission+0x2d0/0x370 security/tomoyo/file.c:780 tomoyo_file_open+0xd3/0xf0 security/tomoyo/tomoyo.c:313 security_file_open+0x3f/0x90 security/security.c:1575 do_dentry_open+0x22d/0x870 fs/open.c:804 vfs_open+0x43/0x50 fs/open.c:931 do_open fs/namei.c:3252 [inline] path_openat+0x1844/0x20a0 fs/namei.c:3369 do_filp_open+0xbd/0x1d0 fs/namei.c:3396 do_sys_openat2+0xa3/0x240 fs/open.c:1168 do_sys_open fs/open.c:1184 [inline] __do_sys_creat fs/open.c:1258 [inline] __se_sys_creat fs/open.c:1252 [inline] __x64_sys_creat+0x62/0x80 fs/open.c:1252 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to 0xffffffff883bac78 of 8 bytes by task 3341 on cpu 1: tomoyo_update_stat security/tomoyo/common.c:2340 [inline] tomoyo_supervisor+0x176/0xb20 security/tomoyo/common.c:2079 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline] tomoyo_path_permission security/tomoyo/file.c:587 [inline] tomoyo_path_perm+0x261/0x330 security/tomoyo/file.c:838 tomoyo_path_symlink+0x49/0x70 security/tomoyo/tomoyo.c:200 security_path_symlink+0x95/0xf0 security/security.c:1110 do_symlinkat+0xa7/0x280 fs/namei.c:3985 __do_sys_symlink fs/namei.c:4006 [inline] __se_sys_symlink fs/namei.c:4004 [inline] __x64_sys_symlink+0x32/0x40 fs/namei.c:4004 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 3341 Comm: syz-executor.4 Not tainted 5.10.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================