exit [?2004l exit [ 3646.810980] BUG: unable to handle page fault for address: 00007f4ad3e29fff [ 3646.811689] #PF: supervisor write access in kernel mode [ 3646.812250] #PF: error_code(0x0002) - not-present page [ 3646.812721] PGD 0 P4D 0 [ 3646.812984] Oops: 0002 [#1] PREEMPT SMP NOPTI [ 3646.813434] CPU: 2 PID: 11 Comm: kworker/u8:0 Tainted: G W 6.8.0-rc2-virtme #1 [ 3646.814324] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3646.815465] Workqueue: netns cleanup_net [ 3646.815874] RIP: 0010:__mutex_lock+0x399/0x7a0 [ 3646.816322] Code: e7 65 48 8b 14 25 00 f1 02 00 48 89 55 b0 e8 ae af 2d ff 49 8b 44 24 58 49 8d 54 24 50 4d 89 6c 24 58 48 89 55 a0 48 89 45 a8 <4c> 89 28 4d 39 6c 24 50 0f 84 32 03 00 00 65 48 8b 14 25 00 f1 02 [ 3646.817810] RSP: 0018:ffffa5ba00063ab0 EFLAGS: 00010246 [ 3646.818118] RAX: 00007f4ad3e29fff RBX: 0000000000000000 RCX: 0000000000000000 [ 3646.818535] RDX: ffff9687047cf750 RSI: ffffa5ba00063ad0 RDI: ffff9687047cf700 [ 3646.818959] RBP: ffffa5ba00063b30 R08: 0000000000000001 R09: 0000000000000000 [ 3646.819434] R10: 0000000000000000 R11: 0000000000000015 R12: ffff9687047cf700 [ 3646.820064] R13: ffffa5ba00063ad0 R14: ffff9687047cf708 R15: ffff9687047cf768 [ 3646.820562] FS: 0000000000000000(0000) GS:ffff96873ed00000(0000) knlGS:0000000000000000 [ 3646.821340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3646.821865] CR2: 00007f4ad3e29fff CR3: 0000000011a60006 CR4: 0000000000770ef0 [ 3P6o4w6e.r8i2n2g4 3o0f]f .DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3646.823129] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3646.823553] PKRU: 55555554 [ 3646.823717] Call Trace: [ 3646.823870] [ 3646.824003] ? __die+0x24/0x70 [ 3646.824200] ? page_fault_oops+0x15b/0x450 [ 3646.824445] ? lock_release+0x1d3/0x270 [ 3646.824677] ? trace_hardirqs_off_finish+0x3d/0x90 [ 3646.824969] ? exc_page_fault+0x6e/0x1d0 [ 3646.825209] ? asm_exc_page_fault+0x26/0x30 [ 3646.825464] ? __mutex_lock+0x399/0x7a0 [ 3646.825692] ? refcount_dec_and_mutex_lock+0x35/0x80 [ 3646.825992] ? refcount_dec_and_mutex_lock+0x35/0x80 [ 3646.826280] refcount_dec_and_mutex_lock+0x35/0x80 [ 3646.826565] __tcf_action_put+0x1e/0x70 [ 3646.826799] tcf_action_destroy+0x31/0x80 [ 3646.827048] tcf_exts_destroy+0x20/0x40 [ 3646.827282] __fl_destroy_filter+0x1e/0x80 [cls_flower] [ 3646.827594] __fl_delete+0x12d/0x180 [cls_flower] [ 3646.827881] fl_destroy+0xbd/0x140 [cls_flower] [ 3646.828156] tcf_proto_destroy+0x1f/0xc0 [ 3646.828395] tcf_chain_flush+0xab/0x170 [ 3646.828625] __tcf_block_put+0xd2/0x190 [ 3646.828860] clsact_destroy+0xa0/0x380 [sch_ingress] [ 3646.829159] __qdisc_destroy+0x51/0x150 [ 3646.829394] dev_shutdown+0x78/0x190 [ 3646.829609] unregister_netdevice_many_notify+0x23e/0x7f0 [ 3646.829930] cleanup_net+0x268/0x400 [ 3646.830142] ? process_one_work+0x16c/0x4b0 [ 3646.830393] process_one_work+0x1d6/0x4b0 [ 3646.830635] worker_thread+0x1c1/0x3d0 [ 3646.830865] ? __pfx_worker_thread+0x10/0x10 [ 3646.831123] kthread+0xda/0x110 [ 3646.831317] ? __pfx_kthread+0x10/0x10 [ 3646.831541] ret_from_fork+0x31/0x50 [ 3646.831764] ? __pfx_kthread+0x10/0x10 [ 3646.831991] ret_from_fork_asm+0x1b/0x30 [ 3646.832235] [ 3646.832371] Modules linked in: act_gact xt_HL amt l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core sch_etf sch_fq act_tunnel_key bareudp mpls_iptunnel mpls_router xfrm_interface sha1_generic xfrm_user act_mirred cls_matchall ip6_gre gre vxlan xt_length act_ct nf_flow_table cls_flower cls_bpf sch_ingress xt_conntrack sctp_diag sctp nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT ipt_REJECT nft_compat nf_tables libcrc32c [last unloaded: test_bpf] [ 3646.834829] CR2: 00007f4ad3e29fff [ 3646.835035] ---[ end trace 0000000000000000 ]--- [ 3646.835316] RIP: 0010:__mutex_lock+0x399/0x7a0 [ 3646.835584] Code: e7 65 48 8b 14 25 00 f1 02 00 48 89 55 b0 e8 ae af 2d ff 49 8b 44 24 58 49 8d 54 24 50 4d 89 6c 24 58 48 89 55 a0 48 89 45 a8 <4c> 89 28 4d 39 6c 24 50 0f 84 32 03 00 00 65 48 8b 14 25 00 f1 02 [ 3646.836661] RSP: 0018:ffffa5ba00063ab0 EFLAGS: 00010246 [ 3646.836979] RAX: 00007f4ad3e29fff RBX: 0000000000000000 RCX: 0000000000000000 [ 3646.837398] RDX: ffff9687047cf750 RSI: ffffa5ba00063ad0 RDI: ffff9687047cf700 [ 3646.837815] RBP: ffffa5ba00063b30 R08: 0000000000000001 R09: 0000000000000000 [ 3646.838245] R10: 0000000000000000 R11: 0000000000000015 R12: ffff9687047cf700 [ 3646.838667] R13: ffffa5ba00063ad0 R14: ffff9687047cf708 R15: ffff9687047cf768 [ 3646.839095] FS: 0000000000000000(0000) GS:ffff96873ed00000(0000) knlGS:0000000000000000 [ 3646.839568] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3646.839909] CR2: 00007f4ad3e29fff CR3: 0000000011a60006 CR4: 0000000000770ef0 [ 3646.840332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3646.840752] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3646.841171] PKRU: 55555554 [ 3646.841336] note: kworker/u8:0[11] exited with irqs disabled [ 3646.841680] note: kworker/u8:0[11] exited with preempt_count 2 [ 3646.842780] ACPI: PM: Preparing to enter system sleep state S5 [ 3646.843418] kvm: exiting hardware virtualization [ 3646.843719] reboot: Power down