[   32.677813][  T255] tun: Universal TUN/TAP device driver, 1.6
[   38.312287][  T287] 
[   38.312685][  T287] =============================
[   38.313174][  T287] WARNING: suspicious RCU usage
[   38.313362][  T287] 6.12.0-rc4-virtme #1 Not tainted
[   38.313535][  T287] -----------------------------
[   38.313708][  T287] net/netfilter/nf_tables_api.c:3420 RCU-list traversed in non-reader section!!
[   38.314009][  T287] 
[   38.314009][  T287] other info that might help us debug this:
[   38.314009][  T287] 
[   38.314356][  T287] 
[   38.314356][  T287] rcu_scheduler_active = 2, debug_locks = 1
[   38.314702][  T287] 1 lock held by iptables/287:
[   38.314881][  T287]  #0: ffff8880062eb8c8 (&nft_net->commit_mutex){+.+.}-{3:3}, at: nf_tables_valid_genid+0x2e/0xf0 [nf_tables]
[   38.315353][  T287] 
[   38.315353][  T287] stack backtrace:
[   38.315567][  T287] CPU: 2 UID: 0 PID: 287 Comm: iptables Not tainted 6.12.0-rc4-virtme #1
[   38.315822][  T287] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   38.316201][  T287] Call Trace:
[   38.316345][  T287]  <TASK>
[   38.316451][  T287]  dump_stack_lvl+0xb0/0xd0
[   38.316648][  T287]  lockdep_rcu_suspicious+0x1ea/0x280
[   38.316839][  T287]  __nft_rule_lookup+0x114/0x150 [nf_tables]
[   38.317096][  T287]  nf_tables_delrule+0x417/0xc90 [nf_tables]
[   38.317361][  T287]  ? __lock_release+0x103/0x460
[   38.317548][  T287]  ? net_generic+0xb1/0x1f0
[   38.317727][  T287]  ? __pfx_nf_tables_delrule+0x10/0x10 [nf_tables]
[   38.317978][  T287]  ? trace_lock_acquire+0x14d/0x1f0
[   38.318157][  T287]  ? __nla_validate_parse+0x1bc/0x3d0
[   38.318338][  T287]  nfnetlink_rcv_batch+0x83b/0x1560
[   38.318525][  T287]  ? __pfx_nfnetlink_rcv_batch+0x10/0x10
[   38.318704][  T287]  ? rcu_read_lock_any_held+0x7e/0xb0
[   38.318877][  T287]  ? find_stack+0xbc/0x140
[   38.319058][  T287]  ? rcu_read_lock_any_held+0x43/0xb0
[   38.319231][  T287]  ? validate_chain+0x1fe/0xae0
[   38.319421][  T287]  ? __pfx_validate_chain+0x10/0x10
[   38.319599][  T287]  ? __lock_acquire+0xb3f/0x1580
[   38.319773][  T287]  ? __pfx_validate_nla+0x10/0x10
[   38.319951][  T287]  ? find_held_lock+0x2c/0x110
[   38.320129][  T287]  ? __nla_validate_parse+0x1bc/0x3d0
[   38.320307][  T287]  nfnetlink_rcv+0x2c9/0x340
[   38.320477][  T287]  ? __pfx_nfnetlink_rcv+0x10/0x10
[   38.320652][  T287]  ? netlink_deliver_tap+0xc3/0x340
[   38.320832][  T287]  netlink_unicast+0x44b/0x710
[   38.321009][  T287]  ? __pfx_netlink_unicast+0x10/0x10
[   38.321189][  T287]  netlink_sendmsg+0x723/0xbe0
[   38.321365][  T287]  ? __pfx_netlink_sendmsg+0x10/0x10
[   38.321539][  T287]  ? __import_iovec+0x35d/0x5d0
[   38.321722][  T287]  ____sys_sendmsg+0x7ac/0xa10
[   38.321897][  T287]  ? __pfx_____sys_sendmsg+0x10/0x10
[   38.322066][  T287]  ? __pfx_copy_msghdr_from_user+0x10/0x10
[   38.322287][  T287]  ? sk_setsockopt+0x9e3/0x2cc0
[   38.322461][  T287]  ? __local_bh_enable_ip+0xa6/0x120
[   38.322639][  T287]  ___sys_sendmsg+0xee/0x170
[   38.322817][  T287]  ? __pfx____sys_sendmsg+0x10/0x10
[   38.322992][  T287]  ? __lock_acquire+0xb3f/0x1580
[   38.323165][  T287]  ? usage_skip+0x152/0x190
[   38.323337][  T287]  ? trace_kfree+0x2d/0xd0
[   38.323510][  T287]  ? kfree+0x2d/0x340
[   38.323648][  T287]  ? do_sock_setsockopt+0x15b/0x3a0
[   38.323818][  T287]  ? __pfx_do_sock_setsockopt+0x10/0x10
[   38.324005][  T287]  ? fdget+0x52/0x1e0
[   38.324146][  T287]  __sys_sendmsg+0xcd/0x170
[   38.324320][  T287]  ? __pfx___sys_sendmsg+0x10/0x10
[   38.324490][  T287]  ? __sys_setsockopt+0x104/0x1a0
[   38.324667][  T287]  ? __pfx___sys_setsockopt+0x10/0x10
[   38.324852][  T287]  do_syscall_64+0xc1/0x1d0
[   38.325032][  T287]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   38.325247][  T287] RIP: 0033:0x7f58df53c7b7
[   38.325429][  T287] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[   38.326022][  T287] RSP: 002b:00007ffcbc515658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.326296][  T287] RAX: ffffffffffffffda RBX: 00007ffcbc515660 RCX: 00007f58df53c7b7
[   38.326551][  T287] RDX: 0000000000000000 RSI: 00007ffcbc5166f0 RDI: 000000000000000c
[   38.326810][  T287] RBP: 00007ffcbc516cf0 R08: 0000000000000004 R09: 0000000000000000
[   38.327075][  T287] R10: 00007f58df63dbd8 R11: 0000000000000246 R12: 0000000000004000
[   38.327330][  T287] R13: 0000000000000001 R14: 00007ffcbc515670 R15: 00007ffcbc516d10
[   38.327608][  T287]  </TASK>