================================================================== BUG: KCSAN: data-race in do_timer_create / do_timer_create write to 0xffff8881345a7704 of 4 bytes by task 27274 on cpu 1: do_timer_create+0x359/0xa90 kernel/time/posix-timers.c:516 __se_sys_timer_create kernel/time/posix-timers.c:577 [inline] __x64_sys_timer_create+0xb7/0xe0 kernel/time/posix-timers.c:577 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+0x63/0xcd read to 0xffff8881345a7704 of 4 bytes by task 27276 on cpu 0: posix_timer_add kernel/time/posix-timers.c:143 [inline] do_timer_create+0x1c0/0xa90 kernel/time/posix-timers.c:516 __se_sys_timer_create kernel/time/posix-timers.c:577 [inline] __x64_sys_timer_create+0xb7/0xe0 kernel/time/posix-timers.c:577 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+0x63/0xcd value changed: 0x00000040 -> 0x0000004e Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 27276 Comm: syz-executor.4 Not tainted 6.2.0-rc3-syzkaller-00008-g1fe4fd6f5cad-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 ==================================================================