================================================================== BUG: KCSAN: data-race in netlink_recvmsg / netlink_recvmsg write to 0xffff888107c68328 of 8 bytes by task 12724 on cpu 1: netlink_recvmsg+0x12c/0x740 net/netlink/af_netlink.c:1968 ____sys_recvmsg+0x162/0x2f0 ___sys_recvmsg net/socket.c:2749 [inline] do_recvmmsg+0x545/0xa40 net/socket.c:2843 __sys_recvmmsg net/socket.c:2922 [inline] __do_sys_recvmmsg net/socket.c:2945 [inline] __se_sys_recvmmsg net/socket.c:2938 [inline] __x64_sys_recvmmsg+0xde/0x160 net/socket.c:2938 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 0xffff888107c68328 of 8 bytes by task 12726 on cpu 0: netlink_recvmsg+0xee/0x740 net/netlink/af_netlink.c:1967 sock_recvmsg_nosec net/socket.c:995 [inline] sock_recvmsg net/socket.c:1013 [inline] __sys_recvfrom+0x1d8/0x290 net/socket.c:2171 __do_sys_recvfrom net/socket.c:2189 [inline] __se_sys_recvfrom net/socket.c:2185 [inline] __x64_sys_recvfrom+0x74/0x90 net/socket.c:2185 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: 0x0000000000000000 -> 0x0000000000000131 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 12726 Comm: syz-executor.2 Not tainted 5.19.0-rc5-syzkaller-00105-g9f09069cde34-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 ==================================================================