================================================================== BUG: KCSAN: data-race in packet_do_bind / packet_getname write to 0xffff8880388a54d4 of 4 bytes by task 7233 on cpu 0: packet_do_bind+0x3d9/0x700 net/packet/af_packet.c:3182 packet_bind+0xc3/0xd0 net/packet/af_packet.c:3246 __sys_bind+0x200/0x290 net/socket.c:1637 __do_sys_bind net/socket.c:1648 [inline] __se_sys_bind net/socket.c:1646 [inline] __x64_sys_bind+0x3d/0x50 net/socket.c:1646 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff8880388a54d4 of 4 bytes by task 7235 on cpu 1: packet_getname+0x5b/0x1a0 net/packet/af_packet.c:3516 __sys_getsockname+0x10e/0x1a0 net/socket.c:1887 __do_sys_getsockname net/socket.c:1902 [inline] __se_sys_getsockname net/socket.c:1899 [inline] __x64_sys_getsockname+0x3e/0x50 net/socket.c:1899 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 7235 Comm: syz-executor.1 Not tainted 5.12.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================