================================================================== BUG: KCSAN: data-race in __ip4_datagram_connect / inet_getname write to 0xffff88812e71fef0 of 4 bytes by task 25327 on cpu 1: __ip4_datagram_connect+0x56d/0x710 net/ipv4/datagram.c:65 ip4_datagram_connect+0x2a/0x40 net/ipv4/datagram.c:90 inet_dgram_connect+0x107/0x190 net/ipv4/af_inet.c:580 __sys_connect_file net/socket.c:1879 [inline] __sys_connect+0x245/0x280 net/socket.c:1896 __do_sys_connect net/socket.c:1906 [inline] __se_sys_connect net/socket.c:1903 [inline] __x64_sys_connect+0x3d/0x50 net/socket.c:1903 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff88812e71fef0 of 4 bytes by task 25329 on cpu 0: inet_getname+0x10a/0x170 net/ipv4/af_inet.c:789 __sys_getsockname+0x10e/0x1a0 net/socket.c:1929 __do_sys_getsockname net/socket.c:1944 [inline] __se_sys_getsockname net/socket.c:1941 [inline] __x64_sys_getsockname+0x3e/0x50 net/socket.c:1941 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000000 -> 0x0a1414ac Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 25329 Comm: syz-executor.3 Tainted: G W 5.14.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================