[ 4291.137715][T15177] netdevsim netdevsim423 eni423np1: renamed from eth0
[ 4291.229430][T15178] netdevsim netdevsim544 eni544np1: renamed from eth1
[ 4293.096342][T15205] 
[ 4293.096717][T15205] =============================
[ 4293.096905][T15205] WARNING: suspicious RCU usage
[ 4293.098001][T15205] 6.12.0-rc6-virtme #1 Not tainted
[ 4293.098273][T15205] -----------------------------
[ 4293.098560][T15205] net/core/dev.c:6300 RCU-list traversed in non-reader section!!
[ 4293.098869][T15205] 
[ 4293.098869][T15205] other info that might help us debug this:
[ 4293.098869][T15205] 
[ 4293.099209][T15205] 
[ 4293.099209][T15205] rcu_scheduler_active = 2, debug_locks = 1
[ 4293.099457][T15205] 2 locks held by busy_poller/15205:
[ 4293.099633][T15205]  #0: ffffffff89459670 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40
[ 4293.099912][T15205]  #1: ffffffff89402408 (rtnl_mutex){+.+.}-{3:3}, at: netdev_nl_napi_set_doit+0xe4/0x640
[ 4293.100238][T15205] 
[ 4293.100238][T15205] stack backtrace:
[ 4293.100452][T15205] CPU: 2 UID: 0 PID: 15205 Comm: busy_poller Not tainted 6.12.0-rc6-virtme #1
[ 4293.100738][T15205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4293.100944][T15205] Call Trace:
[ 4293.101076][T15205]  <TASK>
[ 4293.101164][T15205]  dump_stack_lvl+0xb0/0xd0
[ 4293.101694][T15205]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4293.101864][T15205]  napi_by_id+0x134/0x170
[ 4293.101991][T15205]  netdev_nl_napi_set_doit+0xeb/0x640
[ 4293.102153][T15205]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4293.102359][T15205]  ? __nla_parse+0x26/0x30
[ 4293.102521][T15205]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x162/0x240
[ 4293.102772][T15205]  genl_family_rcv_msg_doit+0x1d4/0x2b0
[ 4293.102937][T15205]  ? __pfx_genl_family_rcv_msg_doit+0x10/0x10
[ 4293.103136][T15205]  ? __pfx___lock_release+0x10/0x10
[ 4293.103297][T15205]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4293.103464][T15205]  ? validate_chain+0x1fe/0xae0
[ 4293.103632][T15205]  genl_family_rcv_msg+0x347/0x5b0
[ 4293.103795][T15205]  ? __pfx_genl_family_rcv_msg+0x10/0x10
[ 4293.103966][T15205]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4293.104182][T15205]  genl_rcv_msg+0xa3/0x140
[ 4293.104343][T15205]  netlink_rcv_skb+0x130/0x360
[ 4293.104502][T15205]  ? __pfx_genl_rcv_msg+0x10/0x10
[ 4293.104665][T15205]  ? __pfx_netlink_rcv_skb+0x10/0x10
[ 4293.104839][T15205]  ? genl_rcv+0x19/0x40
[ 4293.104961][T15205]  ? __pfx_down_read+0x10/0x10
[ 4293.105125][T15205]  ? netlink_deliver_tap+0x13e/0x340
[ 4293.105293][T15205]  genl_rcv+0x28/0x40
[ 4293.105419][T15205]  netlink_unicast+0x44b/0x710
[ 4293.105584][T15205]  ? __pfx_netlink_unicast+0x10/0x10
[ 4293.105745][T15205]  ? __wake_up+0x44/0x60
[ 4293.105875][T15205]  netlink_sendmsg+0x723/0xbe0
[ 4293.106042][T15205]  ? __pfx_netlink_sendmsg+0x10/0x10
[ 4293.106212][T15205]  ? fdget+0x52/0x1e0
[ 4293.106347][T15205]  __sys_sendto+0x377/0x400
[ 4293.106511][T15205]  ? __pfx___sys_sendto+0x10/0x10
[ 4293.106688][T15205]  ? do_user_addr_fault+0x972/0xe30
[ 4293.106863][T15205]  ? __pfx___lock_release+0x10/0x10
[ 4293.107025][T15205]  ? __up_read+0x1a7/0x780
[ 4293.107189][T15205]  ? trace_lock_acquire+0x14d/0x1f0
[ 4293.107354][T15205]  ? __pfx___up_read+0x10/0x10
[ 4293.107521][T15205]  ? do_user_addr_fault+0x972/0xe30
[ 4293.107685][T15205]  ? do_user_addr_fault+0x97c/0xe30
[ 4293.107849][T15205]  __x64_sys_sendto+0xe0/0x1c0
[ 4293.108016][T15205]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 4293.108216][T15205]  do_syscall_64+0xc1/0x1d0
[ 4293.108383][T15205]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4293.108587][T15205] RIP: 0033:0x7fc8344c9700
[ 4293.108765][T15205] Code: Unable to access opcode bytes at 0x7fc8344c96d6.
[ 4293.108980][T15205] RSP: 002b:00007ffe3da975f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 4293.109230][T15205] RAX: ffffffffffffffda RBX: 00007ffe3da97610 RCX: 00007fc8344c9700
[ 4293.109478][T15205] RDX: 0000000000000034 RSI: 00007fc834336270 RDI: 0000000000000005
[ 4293.109720][T15205] RBP: 00007fc834336010 R08: 0000000000000000 R09: 0000000000000000
[ 4293.109957][T15205] R10: 0000000000000000 R11: 0000000000000246 R12: 000000002077c2f0
[ 4293.110198][T15205] R13: 00007fc834336010 R14: 000000002077c310 R15: 00007fc8345c4000
[ 4293.110454][T15205]  </TASK>