[  885.362854][ T5280] Initializing XFRM netlink socket
[ 1132.696071][ T6754] 
[ 1132.696478][ T6754] =============================
[ 1132.696654][ T6754] WARNING: suspicious RCU usage
[ 1132.697307][ T6754] 6.12.0-rc4-virtme #1 Not tainted
[ 1132.697503][ T6754] -----------------------------
[ 1132.697667][ T6754] net/netfilter/nf_tables_api.c:3420 RCU-list traversed in non-reader section!!
[ 1132.697956][ T6754] 
[ 1132.697956][ T6754] other info that might help us debug this:
[ 1132.697956][ T6754] 
[ 1132.698281][ T6754] 
[ 1132.698281][ T6754] rcu_scheduler_active = 2, debug_locks = 1
[ 1132.699530][ T6754] 1 lock held by iptables/6754:
[ 1132.699706][ T6754]  #0: ffff8880057ac4c8 (&nft_net->commit_mutex){+.+.}-{3:3}, at: nf_tables_valid_genid+0x2e/0xf0 [nf_tables]
[ 1132.700144][ T6754] 
[ 1132.700144][ T6754] stack backtrace:
[ 1132.700471][ T6754] CPU: 1 UID: 0 PID: 6754 Comm: iptables Not tainted 6.12.0-rc4-virtme #1
[ 1132.700979][ T6754] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1132.701344][ T6754] Call Trace:
[ 1132.701477][ T6754]  <TASK>
[ 1132.701567][ T6754]  dump_stack_lvl+0xb0/0xd0
[ 1132.701744][ T6754]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1132.701916][ T6754]  __nft_rule_lookup+0x114/0x150 [nf_tables]
[ 1132.702144][ T6754]  nf_tables_newrule+0x46e/0x21d0 [nf_tables]
[ 1132.702384][ T6754]  ? net_generic+0xb1/0x1f0
[ 1132.702558][ T6754]  ? __pfx_nf_tables_newrule+0x10/0x10 [nf_tables]
[ 1132.702787][ T6754]  ? trace_lock_acquire+0x14d/0x1f0
[ 1132.702958][ T6754]  ? __nla_validate_parse+0x1bc/0x3d0
[ 1132.703133][ T6754]  nfnetlink_rcv_batch+0x83b/0x1560
[ 1132.703313][ T6754]  ? __pfx_nfnetlink_rcv_batch+0x10/0x10
[ 1132.703484][ T6754]  ? rcu_read_lock_any_held+0x7e/0xb0
[ 1132.703656][ T6754]  ? find_stack+0xbc/0x140
[ 1132.703827][ T6754]  ? rcu_read_lock_any_held+0x43/0xb0
[ 1132.703991][ T6754]  ? validate_chain+0x1fe/0xae0
[ 1132.704177][ T6754]  ? __pfx_validate_chain+0x10/0x10
[ 1132.704353][ T6754]  ? __lock_acquire+0xb3f/0x1580
[ 1132.704522][ T6754]  ? __pfx_validate_nla+0x10/0x10
[ 1132.704701][ T6754]  ? find_held_lock+0x2c/0x110
[ 1132.704870][ T6754]  ? __nla_validate_parse+0x1bc/0x3d0
[ 1132.705047][ T6754]  nfnetlink_rcv+0x2c9/0x340
[ 1132.705212][ T6754]  ? __pfx_nfnetlink_rcv+0x10/0x10
[ 1132.705380][ T6754]  ? netlink_deliver_tap+0xc3/0x340
[ 1132.705549][ T6754]  netlink_unicast+0x44b/0x710
[ 1132.705718][ T6754]  ? __pfx_netlink_unicast+0x10/0x10
[ 1132.705882][ T6754]  ? find_held_lock+0x2c/0x110
[ 1132.706054][ T6754]  netlink_sendmsg+0x723/0xbe0
[ 1132.706227][ T6754]  ? __pfx_netlink_sendmsg+0x10/0x10
[ 1132.706394][ T6754]  ? __might_fault+0xc3/0x170
[ 1132.706563][ T6754]  ? __import_iovec+0x35d/0x5d0
[ 1132.706738][ T6754]  ____sys_sendmsg+0x7ac/0xa10
[ 1132.706906][ T6754]  ? __pfx_____sys_sendmsg+0x10/0x10
[ 1132.707068][ T6754]  ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 1132.707283][ T6754]  ? sk_setsockopt+0x9e3/0x2cc0
[ 1132.707459][ T6754]  ? __local_bh_enable_ip+0xa6/0x120
[ 1132.707632][ T6754]  ___sys_sendmsg+0xee/0x170
[ 1132.707804][ T6754]  ? __pfx____sys_sendmsg+0x10/0x10
[ 1132.707975][ T6754]  ? __lock_acquire+0xb3f/0x1580
[ 1132.708142][ T6754]  ? usage_skip+0x172/0x190
[ 1132.708308][ T6754]  ? trace_kfree+0x2d/0xd0
[ 1132.708474][ T6754]  ? kfree+0x2d/0x340
[ 1132.708610][ T6754]  ? do_sock_setsockopt+0x15b/0x3a0
[ 1132.708797][ T6754]  ? __pfx_do_sock_setsockopt+0x10/0x10
[ 1132.708965][ T6754]  ? fdget+0x52/0x1e0
[ 1132.709095][ T6754]  __sys_sendmsg+0xcd/0x170
[ 1132.709259][ T6754]  ? __pfx___sys_sendmsg+0x10/0x10
[ 1132.709420][ T6754]  ? __sys_setsockopt+0x104/0x1a0
[ 1132.709582][ T6754]  ? __pfx___sys_setsockopt+0x10/0x10
[ 1132.709758][ T6754]  do_syscall_64+0xc1/0x1d0
[ 1132.709921][ T6754]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1132.710121][ T6754] RIP: 0033:0x7fe41515d7b7
[ 1132.710288][ T6754] 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
[ 1132.710840][ T6754] RSP: 002b:00007ffc047ed1b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1132.711087][ T6754] RAX: ffffffffffffffda RBX: 00007ffc047ed1c0 RCX: 00007fe41515d7b7
[ 1132.711343][ T6754] RDX: 0000000000000000 RSI: 00007ffc047ee250 RDI: 0000000000000005
[ 1132.711589][ T6754] RBP: 00007ffc047ee850 R08: 0000000000000004 R09: 0000000000000000
[ 1132.711836][ T6754] R10: 00007ffc047ee23c R11: 0000000000000246 R12: 0000000000005000
[ 1132.712081][ T6754] R13: 0000000000000001 R14: 00007ffc047ed1d0 R15: 00007ffc047ee870
[ 1132.712340][ T6754]  </TASK>

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr