================================================================== BUG: KCSAN: data-race in rxrpc_send_data_packet / rxrpc_send_keepalive write to 0xffff88813c390b58 of 8 bytes by task 1918 on cpu 0: rxrpc_send_keepalive+0x1c1/0x320 net/rxrpc/output.c:673 rxrpc_peer_keepalive_dispatch net/rxrpc/peer_event.c:332 [inline] rxrpc_peer_keepalive_worker+0x49d/0x720 net/rxrpc/peer_event.c:396 process_one_work+0x3fc/0x980 kernel/workqueue.c:2298 worker_thread+0x616/0xa70 kernel/workqueue.c:2445 kthread+0x2c7/0x2e0 kernel/kthread.c:327 ret_from_fork+0x1f/0x30 write to 0xffff88813c390b58 of 8 bytes by task 7435 on cpu 1: rxrpc_send_data_packet+0x7f6/0x1330 net/rxrpc/output.c:448 rxrpc_queue_packet+0x367/0x7d0 net/rxrpc/sendmsg.c:258 rxrpc_send_data+0xcb1/0xf00 net/rxrpc/sendmsg.c:437 rxrpc_do_sendmsg+0xc1b/0xcf0 net/rxrpc/sendmsg.c:744 rxrpc_sendmsg+0x3d7/0x4c0 net/rxrpc/af_rxrpc.c:561 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0x39a/0x510 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmmsg+0x267/0x4c0 net/socket.c:2549 __do_sys_sendmmsg net/socket.c:2578 [inline] __se_sys_sendmmsg net/socket.c:2575 [inline] __x64_sys_sendmmsg+0x53/0x60 net/socket.c:2575 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x0000000000000000 -> 0x000000000000009d Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 7435 Comm: syz-executor.0 Not tainted 5.16.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================