================================================================== BUG: KCSAN: data-race in assoc_array_apply_edit / search_nested_keyrings write to 0xffff8881091716d0 of 8 bytes by task 14088 on cpu 0: assoc_array_apply_edit+0x3c/0x650 lib/assoc_array.c:1356 __key_link+0x8a/0xc0 security/keys/keyring.c:1372 __key_instantiate_and_link+0x15b/0x290 security/keys/key.c:459 key_create_or_update+0x662/0x6f0 security/keys/key.c:941 __do_sys_add_key security/keys/keyctl.c:134 [inline] __se_sys_add_key+0x280/0x310 security/keys/keyctl.c:74 __x64_sys_add_key+0x63/0x70 security/keys/keyctl.c:74 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 read to 0xffff8881091716d0 of 8 bytes by task 14089 on cpu 1: search_nested_keyrings+0x374/0xa50 security/keys/keyring.c:751 keyring_search_rcu+0xf4/0x180 security/keys/keyring.c:922 keyring_search+0x13f/0x1a0 security/keys/keyring.c:964 keyctl_keyring_search+0x19e/0x2d0 security/keys/keyctl.c:763 __do_sys_keyctl security/keys/keyctl.c:1905 [inline] __se_sys_keyctl+0x14e/0x9e0 security/keys/keyctl.c:1869 __x64_sys_keyctl+0x63/0x70 security/keys/keyctl.c:1869 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 value changed: 0xffff88811cfbd002 -> 0xffff888109283702 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 14089 Comm: syz-executor.3 Not tainted 5.19.0-rc2-syzkaller-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================