BUG: sleeping function called from invalid context at net/core/sock.c:3553 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 22917, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] spin_lock include/linux/spinlock.h:351 [inline] [] inet_diag_dump_icsk+0x2f4/0x1b94 net/ipv4/inet_diag.c:1038 CPU: 0 PID: 22917 Comm: syz-executor.0 Tainted: G B 6.8.0-rc6-syzkaller-g381f163531d8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:291 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:298 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 dump_stack+0x1c/0x28 lib/dump_stack.c:113 __might_resched+0x374/0x4d0 kernel/sched/core.c:10176 __might_sleep+0x90/0xe4 kernel/sched/core.c:10105 __lock_sock_fast+0x38/0xec net/core/sock.c:3553 lock_sock_fast include/net/sock.h:1725 [inline] subflow_get_info+0x158/0xb2c net/mptcp/diag.c:28 tcp_diag_put_ulp net/ipv4/tcp_diag.c:100 [inline] tcp_diag_get_aux+0x680/0x750 net/ipv4/tcp_diag.c:137 inet_sk_diag_fill+0xd60/0x1818 net/ipv4/inet_diag.c:345 inet_diag_dump_icsk+0x460/0x1b94 net/ipv4/inet_diag.c:1061 tcp_diag_dump+0xb0/0xc8 net/ipv4/tcp_diag.c:188 __inet_diag_dump+0x1e8/0x33c net/ipv4/inet_diag.c:1263 inet_diag_dump_compat+0x17c/0x288 net/ipv4/inet_diag.c:1371 netlink_dump+0x474/0xa8c net/netlink/af_netlink.c:2264 __netlink_dump_start+0x4f0/0x704 net/netlink/af_netlink.c:2370 netlink_dump_start include/linux/netlink.h:338 [inline] inet_diag_rcv_msg_compat+0x1cc/0x420 net/ipv4/inet_diag.c:1405 sock_diag_rcv_msg+0x174/0x39c netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2543 sock_diag_rcv+0x3c/0x54 net/core/sock_diag.c:280 netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1367 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2584 ___sys_sendmsg net/socket.c:2638 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2667 __do_sys_sendmsg net/socket.c:2676 [inline] __se_sys_sendmsg net/socket.c:2674 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2674 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598