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BUG: KCSAN: data-race in audit_log_start / audit_receive

write to 0xffffffff88e7c460 of 8 bytes by task 19728 on cpu 0:
 audit_ctl_unlock kernel/audit.c:243 [inline]
 audit_receive+0x20cc/0x2240 kernel/audit.c:1581
 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
 netlink_unicast+0x605/0x6c0 net/netlink/af_netlink.c:1339
 netlink_sendmsg+0x609/0x720 net/netlink/af_netlink.c:1883
 sock_sendmsg_nosec net/socket.c:712 [inline]
 __sock_sendmsg+0x140/0x180 net/socket.c:727
 ____sys_sendmsg+0x350/0x4e0 net/socket.c:2566
 ___sys_sendmsg net/socket.c:2620 [inline]
 __sys_sendmsg+0x1a0/0x240 net/socket.c:2652
 __do_sys_sendmsg net/socket.c:2657 [inline]
 __se_sys_sendmsg net/socket.c:2655 [inline]
 __x64_sys_sendmsg+0x46/0x50 net/socket.c:2655
 x64_sys_call+0x26f3/0x2e10 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xc9/0x1c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffffffff88e7c460 of 8 bytes by task 19727 on cpu 1:
 audit_ctl_owner_current kernel/audit.c:256 [inline]
 audit_log_start+0x133/0x6e0 kernel/audit.c:1881
 audit_seccomp+0x4b/0x130 kernel/auditsc.c:3001
 seccomp_log kernel/seccomp.c:1033 [inline]
 __seccomp_filter+0x694/0x10e0 kernel/seccomp.c:1328
 __secure_computing+0x7e/0x160 kernel/seccomp.c:1388
 syscall_trace_enter+0xcf/0x1f0 kernel/entry/common.c:52
 syscall_enter_from_user_mode_work include/linux/entry-common.h:169 [inline]
 syscall_enter_from_user_mode include/linux/entry-common.h:199 [inline]
 do_syscall_64+0xaa/0x1c0 arch/x86/entry/syscall_64.c:90
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0xffff8881c4485280 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 UID: 0 PID: 19727 Comm: syz.2.17291 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT(voluntary) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
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