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BUG: KCSAN: data-race in inet_bind_hash / inet_send_prepare
write to 0xffff888033a242ce of 2 bytes by task 28655 on cpu 0:
inet_bind_hash+0x1e/0xa0 net/ipv4/inet_hashtables.c:95
inet_csk_get_port+0x981/0xa50 net/ipv4/inet_connection_sock.c:401
__inet_bind+0x3fd/0x5f0 net/ipv4/af_inet.c:528
inet_bind+0xb0/0xd0 net/ipv4/af_inet.c:457
__sys_bind+0x1fd/0x2a0 net/socket.c:1656
__do_sys_bind net/socket.c:1667 [inline]
__se_sys_bind net/socket.c:1665 [inline]
__x64_sys_bind+0x3d/0x50 net/socket.c:1665
do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
read to 0xffff888033a242ce of 2 bytes by task 28657 on cpu 1:
inet_send_prepare+0x21/0x210 net/ipv4/af_inet.c:802
inet_sendmsg+0x29/0x80 net/ipv4/af_inet.c:814
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg net/socket.c:671 [inline]
__sys_sendto+0x2ae/0x380 net/socket.c:1992
__do_sys_sendto net/socket.c:2004 [inline]
__se_sys_sendto net/socket.c:2000 [inline]
__x64_sys_sendto+0x74/0x90 net/socket.c:2000
do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 28657 Comm: syz-executor.2 Not tainted 5.10.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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