[ 4434.302016][ T8493] netdevsim netdevsim469 eni469np1: renamed from eth0
[ 4434.401370][ T8494] netdevsim netdevsim519 eni519np1: renamed from eth1
[ 4437.010577][ T8522] 
[ 4437.010841][ T8522] =============================
[ 4437.011077][ T8522] WARNING: suspicious RCU usage
[ 4437.011336][ T8522] 6.12.0-rc6-virtme #1 Not tainted
[ 4437.011760][ T8522] -----------------------------
[ 4437.012009][ T8522] net/core/dev.c:6300 RCU-list traversed in non-reader section!!
[ 4437.012365][ T8522] 
[ 4437.012365][ T8522] other info that might help us debug this:
[ 4437.012365][ T8522] 
[ 4437.013054][ T8522] 
[ 4437.013054][ T8522] rcu_scheduler_active = 2, debug_locks = 1
[ 4437.013461][ T8522] 2 locks held by busy_poller/8522:
[ 4437.013724][ T8522]  #0: ffffffffb2059db0 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40
[ 4437.014129][ T8522]  #1: ffffffffb2002548 (rtnl_mutex){+.+.}-{3:3}, at: netdev_nl_napi_set_doit+0xe4/0x640
[ 4437.014587][ T8522] 
[ 4437.014587][ T8522] stack backtrace:
[ 4437.014900][ T8522] CPU: 2 UID: 0 PID: 8522 Comm: busy_poller Not tainted 6.12.0-rc6-virtme #1
[ 4437.016205][ T8522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4437.016502][ T8522] Call Trace:
[ 4437.016681][ T8522]  <TASK>
[ 4437.016800][ T8522]  dump_stack_lvl+0xb0/0xd0
[ 4437.017039][ T8522]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4437.017270][ T8522]  napi_by_id+0x134/0x170
[ 4437.017444][ T8522]  netdev_nl_napi_set_doit+0xeb/0x640
[ 4437.017687][ T8522]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4437.017980][ T8522]  ? __nla_parse+0x26/0x30
[ 4437.018221][ T8522]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x162/0x240
[ 4437.018551][ T8522]  genl_family_rcv_msg_doit+0x1d4/0x2b0
[ 4437.018773][ T8522]  ? __pfx_genl_family_rcv_msg_doit+0x10/0x10
[ 4437.019051][ T8522]  ? __pfx___lock_release+0x10/0x10
[ 4437.019292][ T8522]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4437.019528][ T8522]  ? validate_chain+0x1fe/0xae0
[ 4437.019760][ T8522]  genl_family_rcv_msg+0x347/0x5b0
[ 4437.020004][ T8522]  ? __pfx_genl_family_rcv_msg+0x10/0x10
[ 4437.020226][ T8522]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4437.020516][ T8522]  genl_rcv_msg+0xa3/0x140
[ 4437.020750][ T8522]  netlink_rcv_skb+0x130/0x360
[ 4437.020981][ T8522]  ? __pfx_genl_rcv_msg+0x10/0x10
[ 4437.021208][ T8522]  ? __pfx_netlink_rcv_skb+0x10/0x10
[ 4437.021441][ T8522]  ? genl_rcv+0x19/0x40
[ 4437.021614][ T8522]  ? __pfx_down_read+0x10/0x10
[ 4437.021863][ T8522]  ? netlink_deliver_tap+0x13e/0x340
[ 4437.022095][ T8522]  genl_rcv+0x28/0x40
[ 4437.022267][ T8522]  netlink_unicast+0x44b/0x710
[ 4437.022493][ T8522]  ? __pfx_netlink_unicast+0x10/0x10
[ 4437.022718][ T8522]  ? __wake_up+0x44/0x60
[ 4437.022896][ T8522]  netlink_sendmsg+0x723/0xbe0
[ 4437.023134][ T8522]  ? __pfx_netlink_sendmsg+0x10/0x10
[ 4437.023360][ T8522]  ? fdget+0x52/0x1e0
[ 4437.023538][ T8522]  __sys_sendto+0x377/0x400
[ 4437.023769][ T8522]  ? __pfx___sys_sendto+0x10/0x10
[ 4437.024004][ T8522]  ? do_user_addr_fault+0x972/0xe30
[ 4437.024225][ T8522]  ? __pfx___lock_release+0x10/0x10
[ 4437.024440][ T8522]  ? __up_read+0x1a7/0x780
[ 4437.024670][ T8522]  ? trace_lock_acquire+0x14d/0x1f0
[ 4437.024888][ T8522]  ? __pfx___up_read+0x10/0x10
[ 4437.025115][ T8522]  ? do_user_addr_fault+0x972/0xe30
[ 4437.025333][ T8522]  ? do_user_addr_fault+0x97c/0xe30
[ 4437.025565][ T8522]  __x64_sys_sendto+0xe0/0x1c0
[ 4437.025776][ T8522]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 4437.026037][ T8522]  do_syscall_64+0xc1/0x1d0
[ 4437.026252][ T8522]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4437.026521][ T8522] RIP: 0033:0x7f8f73c1e700
[ 4437.026753][ T8522] Code: ff ff 64 89 02 eb bd 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20
[ 4437.027503][ T8522] RSP: 002b:00007fff368fc768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 4437.027852][ T8522] RAX: ffffffffffffffda RBX: 00007fff368fc780 RCX: 00007f8f73c1e700
[ 4437.028170][ T8522] RDX: 0000000000000034 RSI: 00007f8f73a8b270 RDI: 0000000000000005
[ 4437.028487][ T8522] RBP: 00007f8f73a8b010 R08: 0000000000000000 R09: 0000000000000000
[ 4437.028820][ T8522] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000138842f0
[ 4437.029143][ T8522] R13: 00007f8f73a8b010 R14: 0000000013884310 R15: 00007f8f73d19000
[ 4437.029483][ T8522]  </TASK>