[ 103.433481][ C3]
[ 103.433759][ C3] =============================
[ 103.434019][ C3] WARNING: suspicious RCU usage
[ 103.434287][ C3] 6.15.0-rc1-virtme #1 Not tainted
[ 103.434541][ C3] -----------------------------
[ 103.434790][ C3] drivers/net/veth.c:907 suspicious rcu_dereference_check() usage!
[ 103.435181][ C3]
[ 103.435181][ C3] other info that might help us debug this:
[ 103.435181][ C3]
[ 103.435676][ C3]
[ 103.435676][ C3] rcu_scheduler_active = 2, debug_locks = 1
[ 103.436051][ C3] no locks held by udpgso_bench_tx/1642.
[ 103.436314][ C3]
[ 103.436314][ C3] stack backtrace:
[ 103.436628][ C3] CPU: 3 UID: 0 PID: 1642 Comm: udpgso_bench_tx Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full)
[ 103.436632][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.436635][ C3] Call Trace:
[ 103.436638][ C3]
[ 103.436640][ C3] dump_stack_lvl+0xb0/0xd0
[ 103.436653][ C3] lockdep_rcu_suspicious+0x166/0x270
[ 103.436664][ C3] veth_xdp_rcv+0x824/0xc10
[ 103.436670][ C3] ? __lock_release+0x5d/0x170
[ 103.436677][ C3] ? ip6_input+0x12f/0x500
[ 103.436685][ C3] ? ip6_input+0x139/0x500
[ 103.436690][ C3] ? __pfx_veth_xdp_rcv+0x10/0x10
[ 103.436697][ C3] ? ip6_rcv_core+0x9e8/0x1940
[ 103.436711][ C3] veth_poll+0x121/0x400
[ 103.436715][ C3] ? __pfx_veth_poll+0x10/0x10
[ 103.436726][ C3] ? find_held_lock+0x2b/0x80
[ 103.436733][ C3] ? rcu_read_lock_any_held+0x43/0xb0
[ 103.436739][ C3] ? validate_chain+0x166/0x4d0
[ 103.436741][ C3] ? trace_pelt_se_tp+0xf1/0x160
[ 103.436750][ C3] ? __lock_acquire+0x591/0x9d0
[ 103.436759][ C3] __napi_poll.constprop.0+0xa2/0x460
[ 103.436764][ C3] ? rcu_is_watching+0x12/0xc0
[ 103.436772][ C3] net_rx_action+0x542/0xd00
[ 103.436783][ C3] ? __pfx_net_rx_action+0x10/0x10
[ 103.436788][ C3] ? _raw_spin_unlock_irq+0x28/0x50
[ 103.436795][ C3] ? _raw_spin_unlock_irq+0x33/0x50
[ 103.436801][ C3] ? try_to_wake_up+0x157/0xde0
[ 103.436809][ C3] ? __pfx_try_to_wake_up+0x10/0x10
[ 103.436819][ C3] handle_softirqs+0x218/0x620
[ 103.436828][ C3] ? inet_wait_for_connect+0x238/0x310
[ 103.436835][ C3] do_softirq+0xb1/0xe0
[ 103.436839][ C3]
[ 103.436839][ C3]
[ 103.436841][ C3] __local_bh_enable_ip+0x105/0x130
[ 103.436846][ C3] inet_wait_for_connect+0x238/0x310
[ 103.436851][ C3] ? __pfx_inet_wait_for_connect+0x10/0x10
[ 103.436856][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 103.436861][ C3] ? do_raw_spin_lock+0x130/0x270
[ 103.436866][ C3] ? find_held_lock+0x2b/0x80
[ 103.436873][ C3] __inet_stream_connect+0x3ce/0x9f0
[ 103.436879][ C3] ? __pfx_inet_stream_connect+0x10/0x10
[ 103.436882][ C3] inet_stream_connect+0x57/0xa0
[ 103.436886][ C3] __sys_connect+0x1a5/0x270
[ 103.436892][ C3] ? __pfx___sys_connect+0x10/0x10
[ 103.436895][ C3] ? fd_install+0x18e/0x4f0
[ 103.436902][ C3] ? fd_install+0x19d/0x4f0
[ 103.436906][ C3] ? __sys_socket+0x166/0x1d0
[ 103.436911][ C3] ? __pfx___sys_socket+0x10/0x10
[ 103.436920][ C3] __x64_sys_connect+0x72/0xb0
[ 103.436923][ C3] ? lockdep_hardirqs_on+0x7c/0x110
[ 103.436927][ C3] do_syscall_64+0xc1/0x1d0
[ 103.436933][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.436937][ C3] RIP: 0033:0x7fed4fec65c7
[ 103.436942][ C3] Code: 0a 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89
[ 103.436945][ C3] RSP: 002b:00007ffcb46c69f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 103.436949][ C3] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fed4fec65c7
[ 103.436951][ C3] RDX: 000000000000001c RSI: 0000000000a450e0 RDI: 0000000000000005
[ 103.436953][ C3] RBP: 00007ffcb46c6b40 R08: 00007ffcb46c6950 R09: 0000000000000000
[ 103.436955][ C3] R10: 00007fed4fd7e598 R11: 0000000000000246 R12: 0000000000000005
[ 103.436957][ C3] R13: 00007ffcb46c6c58 R14: 00000000ffffffff R15: 00007fed4ffc4000
[ 103.436970][ C3]