[ 731.908930][ C1] [ 731.909215][ C1] ============================= [ 731.909528][ C1] WARNING: suspicious RCU usage [ 731.909830][ C1] 6.15.0-rc1-virtme #1 Not tainted [ 731.910126][ C1] ----------------------------- [ 731.910443][ C1] drivers/net/veth.c:907 suspicious rcu_dereference_check() usage! [ 731.910875][ C1] [ 731.910875][ C1] other info that might help us debug this: [ 731.910875][ C1] [ 731.911446][ C1] [ 731.911446][ C1] rcu_scheduler_active = 2, debug_locks = 1 [ 731.911875][ C1] no locks held by swapper/1/0. [ 731.912167][ C1] [ 731.912167][ C1] stack backtrace: [ 731.912536][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) [ 731.912541][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 731.912542][ C1] Call Trace: [ 731.912544][ C1] [ 731.912547][ C1] dump_stack_lvl+0xb0/0xd0 [ 731.912559][ C1] lockdep_rcu_suspicious+0x166/0x270 [ 731.912570][ C1] veth_xdp_rcv+0x824/0xc10 [ 731.912578][ C1] ? clockevents_program_event+0xf6/0x300 [ 731.912588][ C1] ? find_held_lock+0x2b/0x80 [ 731.912595][ C1] ? __pfx_veth_xdp_rcv+0x10/0x10 [ 731.912598][ C1] ? mark_held_locks+0x49/0x80 [ 731.912604][ C1] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 731.912611][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 731.912618][ C1] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 731.912623][ C1] ? napi_complete_done+0x3f4/0x760 [ 731.912631][ C1] ? __pfx_napi_complete_done+0x10/0x10 [ 731.912640][ C1] veth_poll+0x121/0x400 [ 731.912644][ C1] ? __pfx_veth_poll+0x10/0x10 [ 731.912647][ C1] ? validate_chain+0x166/0x4d0 [ 731.912655][ C1] ? __lock_acquire+0x591/0x9d0 [ 731.912666][ C1] ? rcu_read_lock_any_held+0x43/0xb0 [ 731.912673][ C1] ? validate_chain+0x166/0x4d0 [ 731.912681][ C1] ? __lock_acquire+0x591/0x9d0 [ 731.912688][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 731.912691][ C1] ? rcu_is_watching+0x12/0xc0 [ 731.912698][ C1] net_rx_action+0x542/0xd00 [ 731.912710][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 731.912721][ C1] ? kvm_clock_get_cycles+0x18/0x30 [ 731.912725][ C1] ? ktime_get+0xb8/0x200 [ 731.912733][ C1] ? clockevents_program_event+0x1ea/0x300 [ 731.912743][ C1] handle_softirqs+0x218/0x620 [ 731.912754][ C1] __irq_exit_rcu+0xfa/0x160 [ 731.912758][ C1] irq_exit_rcu+0xe/0x30 [ 731.912761][ C1] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 731.912765][ C1] [ 731.912766][ C1] [ 731.912768][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 731.912772][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 731.912776][ C1] Code: 2f d4 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d e3 d0 26 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 731.912779][ C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000242 [ 731.912783][ C1] RAX: 0000000001e90357 RBX: 1ffff92000026fc1 RCX: ffffffff93c25a59 [ 731.912785][ C1] RDX: 0000000000000000 RSI: ffffffff9490b4da RDI: ffffffff940539c0 [ 731.912786][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100d9d667a [ 731.912788][ C1] R10: ffff88806ceb33d3 R11: 0000000000000000 R12: 0000000000000000 [ 731.912790][ C1] R13: ffff888001b20040 R14: dffffc0000000000 R15: 0000000000000000 [ 731.912797][ C1] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 731.912805][ C1] default_idle+0x9/0x10 [ 731.912808][ C1] default_idle_call+0x6d/0xb0 [ 731.912810][ C1] cpuidle_idle_call+0x26f/0x3a0 [ 731.912817][ C1] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 731.912823][ C1] ? tsc_verify_tsc_adjust+0x98/0x300 [ 731.912832][ C1] do_idle+0xf6/0x160 [ 731.912837][ C1] cpu_startup_entry+0x54/0x60 [ 731.912841][ C1] start_secondary+0x213/0x2a0 [ 731.912846][ C1] ? __pfx_start_secondary+0x10/0x10 [ 731.912854][ C1] common_startup_64+0x13e/0x148 [ 731.912872][ C1]