[ 1947.382604][ T12] ------------[ cut here ]------------
[ 1947.383039][ T12] conntrack cleanup blocked for 60s
[ 1947.383042][ T12] WARNING: net/netfilter/nf_conntrack_core.c:2511 at 0x0, CPU#2: kworker/u16:0/12
[ 1947.383558][ T12] Modules linked in: cls_bpf xt_conntrack nft_compat nf_tables sctp_diag sctp act_mirred cls_u32 ifb openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh act_gact cls_flower sch_ingress vxlan [last unloaded: ila]
[ 1947.384267][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-virtme #1 PREEMPT(full)
[ 1947.384588][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1947.384816][ T12] Workqueue: netns cleanup_net
[ 1947.385022][ T12] RIP: 0010:nf_conntrack_cleanup_net_list+0x3da/0x550 [nf_conntrack]
[ 1947.385284][ T12] Code: 00 48 8b 54 24 18 48 8b 05 c3 38 98 e6 48 81 c2 60 ea 00 00 48 39 c2 78 0a e8 42 be 87 e5 e9 25 fd ff ff 48 8d 3d 56 56 ed ff <67> 48 0f b9 3a eb e8 48 8b 5c 24 28 48 b8 00 00 00 00 00 fc ff df
[ 1947.385814][ T12] RSP: 0018:ffa00000000c7980 EFLAGS: 00010287
[ 1947.386028][ T12] RAX: 0000000100192150 RBX: ffa00000000c7af8 RCX: 0000000000000001
[ 1947.386272][ T12] RDX: 000000010019214f RSI: 0000000000000004 RDI: ffffffffc0363030
[ 1947.386506][ T12] RBP: 0000000000000001 R08: ffffffffc048d7aa R09: ffe21c00014b10c4
[ 1947.386760][ T12] R10: ffe21c00014b10c5 R11: 0000000000000001 R12: dffffc0000000000
[ 1947.387022][ T12] R13: ff1100000a588620 R14: fffffbfff806e007 R15: ff1100000fa11c00
[ 1947.387261][ T12] FS: 0000000000000000(0000) GS:ff110000c3f0b000(0000) knlGS:0000000000000000
[ 1947.387530][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1947.387755][ T12] CR2: 00007f0e344f9680 CR3: 0000000043b48002 CR4: 0000000000771ef0
[ 1947.387995][ T12] PKRU: 55555554
[ 1947.388139][ T12] Call Trace:
[ 1947.388664][ T12]
[ 1947.388788][ T12] ? nf_conntrack_cleanup_end+0x70/0x70 [nf_conntrack]
[ 1947.388998][ T12] ? kfree+0x119/0x580
[ 1947.389140][ T12] ? lock_acquire+0x10a/0x150
[ 1947.389317][ T12] ? nf_conntrack_pernet_exit+0xa1/0x140 [nf_conntrack]
[ 1947.389520][ T12] ops_undo_list+0x2d7/0x8f0
[ 1947.389712][ T12] ? netns_install+0x280/0x280
[ 1947.389886][ T12] cleanup_net+0x3bc/0x890
[ 1947.390057][ T12] ? process_one_work+0xd16/0x1390
[ 1947.390236][ T12] ? net_passive_dec+0x190/0x190
[ 1947.390409][ T12] ? rcu_is_watching+0x15/0xd0
[ 1947.390596][ T12] ? process_one_work+0xd16/0x1390
[ 1947.390770][ T12] ? lock_acquire+0x10a/0x150
[ 1947.390944][ T12] ? rcu_is_watching+0x15/0xd0
[ 1947.391120][ T12] process_one_work+0xd57/0x1390
[ 1947.391297][ T12] ? pwq_dec_nr_in_flight+0x700/0x700
[ 1947.391469][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 1947.391660][ T12] ? assign_work+0x152/0x380
[ 1947.391840][ T12] worker_thread+0x4d6/0xd40
[ 1947.392017][ T12] ? process_one_work+0x1390/0x1390
[ 1947.392187][ T12] kthread+0x355/0x5b0
[ 1947.392335][ T12] ? kthread_is_per_cpu+0xe0/0xe0
[ 1947.392506][ T12] ? __lock_release.isra.0+0x59/0x170
[ 1947.392698][ T12] ? rcu_is_watching+0x15/0xd0
[ 1947.392869][ T12] ? kthread_is_per_cpu+0xe0/0xe0
[ 1947.393041][ T12] ret_from_fork+0x3fb/0x510
[ 1947.393218][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 1947.393421][ T12] ? __switch_to+0x602/0xd00
[ 1947.393608][ T12] ? kthread_is_per_cpu+0xe0/0xe0
[ 1947.393787][ T12] ret_from_fork_asm+0x11/0x20
[ 1947.393970][ T12]
[ 1947.394112][ T12] irq event stamp: 35900061
[ 1947.394287][ T12] hardirqs last enabled at (35900071): [] __up_console_sem+0x5a/0x70
[ 1947.394551][ T12] hardirqs last disabled at (35900080): [] __up_console_sem+0x3f/0x70
[ 1947.394836][ T12] softirqs last enabled at (35899616): [] handle_softirqs+0x56f/0x840
[ 1947.395102][ T12] softirqs last disabled at (35899609): [] irq_exit_rcu+0xa2/0xf0
[ 1947.395365][ T12] ---[ end trace 0000000000000000 ]---