[ 5263.279597][ C1] [ 5263.279830][ C1] ============================= [ 5263.280151][ C1] WARNING: suspicious RCU usage [ 5263.280433][ C1] 6.15.0-rc1-virtme #1 Not tainted [ 5263.280702][ C1] ----------------------------- [ 5263.280966][ C1] drivers/net/veth.c:907 suspicious rcu_dereference_check() usage! [ 5263.281366][ C1] [ 5263.281366][ C1] other info that might help us debug this: [ 5263.281366][ C1] [ 5263.281884][ C1] [ 5263.281884][ C1] rcu_scheduler_active = 2, debug_locks = 1 [ 5263.282287][ C1] no locks held by swapper/1/0. [ 5263.282556][ C1] [ 5263.282556][ C1] stack backtrace: [ 5263.282897][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) [ 5263.282903][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5263.282908][ C1] Call Trace: [ 5263.282912][ C1] [ 5263.282916][ C1] dump_stack_lvl+0xb0/0xd0 [ 5263.282931][ C1] lockdep_rcu_suspicious+0x166/0x270 [ 5263.282943][ C1] veth_xdp_rcv+0x824/0xc10 [ 5263.282951][ C1] ? clockevents_program_event+0xf6/0x300 [ 5263.282961][ C1] ? find_held_lock+0x2b/0x80 [ 5263.282968][ C1] ? __pfx_veth_xdp_rcv+0x10/0x10 [ 5263.282972][ C1] ? mark_held_locks+0x49/0x80 [ 5263.282978][ C1] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 5263.282985][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 5263.282992][ C1] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 5263.282997][ C1] ? napi_complete_done+0x3f4/0x760 [ 5263.283005][ C1] ? __pfx_napi_complete_done+0x10/0x10 [ 5263.283014][ C1] veth_poll+0x121/0x400 [ 5263.283018][ C1] ? __pfx_veth_poll+0x10/0x10 [ 5263.283021][ C1] ? validate_chain+0x166/0x4d0 [ 5263.283030][ C1] ? __lock_acquire+0x591/0x9d0 [ 5263.283042][ C1] ? rcu_read_lock_any_held+0x43/0xb0 [ 5263.283047][ C1] ? validate_chain+0x166/0x4d0 [ 5263.283056][ C1] ? __lock_acquire+0x591/0x9d0 [ 5263.283063][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 5263.283066][ C1] ? rcu_is_watching+0x12/0xc0 [ 5263.283074][ C1] net_rx_action+0x542/0xd00 [ 5263.283086][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 5263.283097][ C1] ? kvm_clock_get_cycles+0x18/0x30 [ 5263.283102][ C1] ? ktime_get+0xb8/0x200 [ 5263.283109][ C1] ? clockevents_program_event+0x1ea/0x300 [ 5263.283120][ C1] handle_softirqs+0x218/0x620 [ 5263.283131][ C1] __irq_exit_rcu+0xfa/0x160 [ 5263.283135][ C1] irq_exit_rcu+0xe/0x30 [ 5263.283138][ C1] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 5263.283143][ C1] [ 5263.283144][ C1] [ 5263.283146][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 5263.283151][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 5263.283156][ 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 [ 5263.283159][ C1] RSP: 0018:ffffc90000137de8 EFLAGS: 00000242 [ 5263.283166][ C1] RAX: 000000000bf23a37 RBX: 1ffff92000026fc1 RCX: ffffffffa5625a59 [ 5263.283168][ C1] RDX: 0000000000000000 RSI: ffffffffa630b37a RDI: ffffffffa5a539c0 [ 5263.283170][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100d9d667a [ 5263.283172][ C1] R10: ffff88806ceb33d3 R11: 0000000000000000 R12: 0000000000000000 [ 5263.283174][ C1] R13: ffff888001b20040 R14: dffffc0000000000 R15: 0000000000000000 [ 5263.283181][ C1] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 5263.283190][ C1] default_idle+0x9/0x10 [ 5263.283193][ C1] default_idle_call+0x6d/0xb0 [ 5263.283195][ C1] cpuidle_idle_call+0x26f/0x3a0 [ 5263.283202][ C1] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 5263.283211][ C1] ? tsc_verify_tsc_adjust+0x98/0x300 [ 5263.283219][ C1] do_idle+0xf6/0x160 [ 5263.283225][ C1] cpu_startup_entry+0x54/0x60 [ 5263.283229][ C1] start_secondary+0x213/0x2a0 [ 5263.283234][ C1] ? __pfx_start_secondary+0x10/0x10 [ 5263.283244][ C1] common_startup_64+0x13e/0x148 [ 5263.283262][ C1]