[  329.790675][    C1] 
[  329.790898][    C1] =============================
[  329.791137][    C1] WARNING: suspicious RCU usage
[  329.791364][    C1] 6.15.0-rc1-virtme #1 Not tainted
[  329.791604][    C1] -----------------------------
[  329.791831][    C1] drivers/net/veth.c:907 suspicious rcu_dereference_check() usage!
[  329.792192][    C1] 
[  329.792192][    C1] other info that might help us debug this:
[  329.792192][    C1] 
[  329.792652][    C1] 
[  329.792652][    C1] rcu_scheduler_active = 2, debug_locks = 1
[  329.792995][    C1] no locks held by ksoftirqd/1/22.
[  329.793231][    C1] 
[  329.793231][    C1] stack backtrace:
[  329.793515][    C1] CPU: 1 UID: 0 PID: 22 Comm: ksoftirqd/1 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) 
[  329.793519][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  329.793521][    C1] Call Trace:
[  329.793523][    C1]  <TASK>
[  329.793527][    C1]  dump_stack_lvl+0xb0/0xd0
[  329.793537][    C1]  lockdep_rcu_suspicious+0x166/0x270
[  329.793547][    C1]  veth_xdp_rcv+0x824/0xc10
[  329.793554][    C1]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  329.793560][    C1]  ? arch_stack_walk+0x8b/0xf0
[  329.793569][    C1]  ? __pfx_veth_xdp_rcv+0x10/0x10
[  329.793573][    C1]  ? ret_from_fork_asm+0x1a/0x30
[  329.793583][    C1]  ? rcu_read_lock_any_held+0x7e/0xb0
[  329.793588][    C1]  ? stack_depot_save_flags+0x42e/0x7a0
[  329.793595][    C1]  ? validate_chain+0x166/0x4d0
[  329.793604][    C1]  veth_poll+0x121/0x400
[  329.793608][    C1]  ? __pfx_veth_poll+0x10/0x10
[  329.793611][    C1]  ? rcu_do_batch+0x34c/0xf20
[  329.793622][    C1]  ? dl_scaled_delta_exec+0xe0/0x2e0
[  329.793636][    C1]  ? rcu_read_lock_any_held+0x43/0xb0
[  329.793639][    C1]  ? validate_chain+0x166/0x4d0
[  329.793650][    C1]  __napi_poll.constprop.0+0xa2/0x460
[  329.793654][    C1]  ? rcu_is_watching+0x12/0xc0
[  329.793661][    C1]  net_rx_action+0x542/0xd00
[  329.793671][    C1]  ? lockdep_hardirqs_on+0x7c/0x110
[  329.793675][    C1]  ? __pfx_net_rx_action+0x10/0x10
[  329.793679][    C1]  ? rcu_is_watching+0x12/0xc0
[  329.793682][    C1]  ? trace_sched_exit_tp+0xdb/0x140
[  329.793689][    C1]  ? __schedule+0x86a/0x1b00
[  329.793699][    C1]  ? __pfx___schedule+0x10/0x10
[  329.793712][    C1]  handle_softirqs+0x218/0x620
[  329.793720][    C1]  ? __pfx_run_ksoftirqd+0x10/0x10
[  329.793726][    C1]  run_ksoftirqd+0x3f/0x70
[  329.793729][    C1]  smpboot_thread_fn+0x307/0x960
[  329.793734][    C1]  ? __pfx_smpboot_thread_fn+0x10/0x10
[  329.793739][    C1]  kthread+0x37b/0x600
[  329.793743][    C1]  ? __pfx_kthread+0x10/0x10
[  329.793746][    C1]  ? ret_from_fork+0x1b/0x70
[  329.793751][    C1]  ? __lock_release+0x5d/0x170
[  329.793756][    C1]  ? rcu_is_watching+0x12/0xc0
[  329.793759][    C1]  ? __pfx_kthread+0x10/0x10
[  329.793764][    C1]  ret_from_fork+0x31/0x70
[  329.793767][    C1]  ? __pfx_kthread+0x10/0x10
[  329.793770][    C1]  ret_from_fork_asm+0x1a/0x30
[  329.793784][    C1]  </TASK>
[  386.656164][ T4873] udpgso_bench_tx (4873) used greatest stack depth: 23312 bytes left