KCSAN: data-race in do_group_exit / do_group

Kernel	Title	Rank 🛈	Count	Last	Reported	Patched	Status
upstream	KCSAN: data-race in do_group_exit / do_group_exit kasan	6	1	2436d	2436d	0/29	closed as invalid on 2019/11/19 13:44
upstream	KCSAN: data-race in do_group_exit / do_group_exit (3) kasan	6	2	2219d	2249d	0/29	closed as invalid on 2020/06/18 14:24
upstream	KCSAN: data-race in do_group_exit / do_group_exit (4) kernel	6	6	2102d	2179d	0/29	auto-closed as invalid on 2020/10/28 04:41
upstream	KCSAN: data-race in do_group_exit / do_group_exit (5) kernel	6	2	1999d	2006d	0/29	auto-closed as invalid on 2021/02/07 13:19
upstream	KCSAN: data-race in do_group_exit / do_group_exit (2) kasan	6	4	2387d	2403d	0/29	auto-closed as invalid on 2020/02/20 16:37
upstream	KCSAN: data-race in do_group_exit / do_group_exit (9) kernel	6	1	1041d	1041d	0/29	auto-obsoleted due to no activity on 2023/09/23 23:34
upstream	KCSAN: data-race in do_group_exit / do_group_exit (7) kernel	6	1	1742d	1742d	0/29	auto-closed as invalid on 2021/10/22 14:01
upstream	KCSAN: data-race in do_group_exit / do_group_exit (6) kernel	6	12	1860d	1950d	0/29	auto-closed as invalid on 2021/06/27 02:37

================================================================== BUG: KCSAN: data-race in do_group_exit / do_group_exit write to 0xffff888138c68074 of 4 bytes by task 29716 on cpu 0: do_group_exit+0xd6/0x150 kernel/exit.c:1018 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x1f/0x20 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd read to 0xffff888138c68074 of 4 bytes by task 29715 on cpu 1: do_group_exit+0x3e/0x150 kernel/exit.c:1003 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x1f/0x20 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd value changed: 0x00000002 -> 0x00000004 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 29715 Comm: syz-executor.2 Not tainted 6.5.0-rc1-syzkaller-00006-g3f01e9fed845 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 ==================================================================

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2023/07/11 00:31	upstream	3f01e9fed845	d47e94ee	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-upstream-kcsan-gce	KCSAN: data-race in do_group_exit / do_group_exit

Crashes (1):

Assets (help?)