[ 4308.899382][T31955] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 4308.980806][T31957] netdevsim netdevsim650 eni650np1: renamed from eth1
[ 4310.895071][T31984] 
[ 4310.895334][T31984] =============================
[ 4310.895517][T31984] WARNING: suspicious RCU usage
[ 4310.895700][T31984] 6.12.0-rc6-virtme #1 Not tainted
[ 4310.895880][T31984] -----------------------------
[ 4310.896059][T31984] net/core/dev.c:6300 RCU-list traversed in non-reader section!!
[ 4310.896351][T31984] 
[ 4310.896351][T31984] other info that might help us debug this:
[ 4310.896351][T31984] 
[ 4310.896690][T31984] 
[ 4310.896690][T31984] rcu_scheduler_active = 2, debug_locks = 1
[ 4310.897190][T31984] 2 locks held by busy_poller/31984:
[ 4310.897820][T31984]  #0: ffffffffb9a59f30 (cb_lock){++++}-{3:3}, at: genl_rcv+0x19/0x40
[ 4310.898121][T31984]  #1: ffffffffb9a026c8 (rtnl_mutex){+.+.}-{3:3}, at: netdev_nl_napi_set_doit+0xe4/0x640
[ 4310.898450][T31984] 
[ 4310.898450][T31984] stack backtrace:
[ 4310.898676][T31984] CPU: 0 UID: 0 PID: 31984 Comm: busy_poller Not tainted 6.12.0-rc6-virtme #1
[ 4310.898981][T31984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4310.899199][T31984] Call Trace:
[ 4310.899338][T31984]  <TASK>
[ 4310.899432][T31984]  dump_stack_lvl+0xb0/0xd0
[ 4310.899618][T31984]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4310.899797][T31984]  napi_by_id+0x134/0x170
[ 4310.899939][T31984]  netdev_nl_napi_set_doit+0xeb/0x640
[ 4310.900115][T31984]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4310.900337][T31984]  ? __nla_parse+0x26/0x30
[ 4310.900514][T31984]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x162/0x240
[ 4310.900778][T31984]  genl_family_rcv_msg_doit+0x1d4/0x2b0
[ 4310.900953][T31984]  ? __pfx_genl_family_rcv_msg_doit+0x10/0x10
[ 4310.901168][T31984]  ? __pfx___lock_release+0x10/0x10
[ 4310.901350][T31984]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4310.901534][T31984]  ? validate_chain+0x1fe/0xae0
[ 4310.901719][T31984]  genl_family_rcv_msg+0x347/0x5b0
[ 4310.901896][T31984]  ? __pfx_genl_family_rcv_msg+0x10/0x10
[ 4310.902066][T31984]  ? __pfx_netdev_nl_napi_set_doit+0x10/0x10
[ 4310.902284][T31984]  genl_rcv_msg+0xa3/0x140
[ 4310.902453][T31984]  netlink_rcv_skb+0x130/0x360
[ 4310.902621][T31984]  ? __pfx_genl_rcv_msg+0x10/0x10
[ 4310.902795][T31984]  ? __pfx_netlink_rcv_skb+0x10/0x10
[ 4310.902974][T31984]  ? genl_rcv+0x19/0x40
[ 4310.903100][T31984]  ? __pfx_down_read+0x10/0x10
[ 4310.903273][T31984]  ? netlink_deliver_tap+0x13e/0x340
[ 4310.903446][T31984]  genl_rcv+0x28/0x40
[ 4310.903572][T31984]  netlink_unicast+0x44b/0x710
[ 4310.903743][T31984]  ? __pfx_netlink_unicast+0x10/0x10
[ 4310.903911][T31984]  ? __wake_up+0x44/0x60
[ 4310.904043][T31984]  netlink_sendmsg+0x723/0xbe0
[ 4310.904220][T31984]  ? __pfx_netlink_sendmsg+0x10/0x10
[ 4310.904390][T31984]  ? fdget+0x52/0x1e0
[ 4310.904525][T31984]  __sys_sendto+0x377/0x400
[ 4310.904694][T31984]  ? __pfx___sys_sendto+0x10/0x10
[ 4310.904875][T31984]  ? do_user_addr_fault+0x972/0xe30
[ 4310.905067][T31984]  ? __pfx___lock_release+0x10/0x10
[ 4310.905238][T31984]  ? __up_read+0x1a7/0x780
[ 4310.905409][T31984]  ? trace_lock_acquire+0x14d/0x1f0
[ 4310.905585][T31984]  ? __pfx___up_read+0x10/0x10
[ 4310.905759][T31984]  ? do_user_addr_fault+0x972/0xe30
[ 4310.905931][T31984]  ? do_user_addr_fault+0x97c/0xe30
[ 4310.906104][T31984]  __x64_sys_sendto+0xe0/0x1c0
[ 4310.906303][T31984]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 4310.906516][T31984]  do_syscall_64+0xc1/0x1d0
[ 4310.906690][T31984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4310.906905][T31984] RIP: 0033:0x7fa8aa67c700
[ 4310.907091][T31984] 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
[ 4310.907705][T31984] RSP: 002b:00007ffd1e2d65d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 4310.907962][T31984] RAX: ffffffffffffffda RBX: 00007ffd1e2d65f0 RCX: 00007fa8aa67c700
[ 4310.908220][T31984] RDX: 0000000000000034 RSI: 00007fa8aa4e9270 RDI: 0000000000000005
[ 4310.908476][T31984] RBP: 00007fa8aa4e9010 R08: 0000000000000000 R09: 0000000000000000
[ 4310.908737][T31984] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000e0f92f0
[ 4310.909004][T31984] R13: 00007fa8aa4e9010 R14: 000000000e0f9310 R15: 00007fa8aa777000
[ 4310.909273][T31984]  </TASK>