[ 1419.112215] Oops: general protection fault, probably for non-canonical address 0xdead000000000122: 0000 [#1] PREEMPT SMP NOPTI [ 1419.112310] CPU: 0 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.12.0-rc3-virtme #1 [ 1419.112390] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1419.112461] Workqueue: netns cleanup_net [ 1419.112497] RIP: 0010:neigh_flush_dev.isra.0+0x5d/0x1a0 [ 1419.112536] Code: 89 d6 48 83 ed 10 0f 84 08 01 00 00 48 8b 5d 10 45 84 f6 74 0d 80 bd 9c 00 00 00 00 0f 88 e0 00 00 00 48 8b 45 00 48 8b 55 08 <48> 89 02 48 85 c0 74 04 48 89 50 08 48 8b 45 10 48 8b 55 18 4c 89 [ 1419.112641] RSP: 0018:ffffb5e040063c10 EFLAGS: 00010246 [ 1419.112685] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000001388 [ 1419.112736] RDX: dead000000000122 RSI: 0000000000000286 RDI: ffff8f7cfec1d070 [ 1419.112801] RBP: ffff8f7cc3456600 R08: ffff8f7cc6c576fc R09: ffff8f7cfec1cf40 [ 1419.112847] R10: ffff8f7cfec1cf58 R11: 0000000000000003 R12: ffffffffb2a2dda0 [ 1419.112901] R13: dead000000000122 R14: 0000000000000000 R15: ffff8f7cc3456840 [ 1419.112950] FS: 0000000000000000(0000) GS:ffff8f7cfec00000(0000) knlGS:0000000000000000 [ 1419.113001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1419.113045] CR2: 0000561aac426dec CR3: 000000000c7f8002 CR4: 0000000000772ef0 [ 1419.113107] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1419.113156] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1419.113198] PKRU: 55555554 [ 1419.113211] Call Trace: [ 1419.113230] [ 1419.113244] ? die_addr+0x37/0x90 [ 1419.113281] ? exc_general_protection+0x1b7/0x3b0 [ 1419.113323] ? asm_exc_general_protection+0x26/0x30 [ 1419.113361] ? neigh_flush_dev.isra.0+0x5d/0x1a0 [ 1419.113400] __neigh_ifdown.isra.0+0x33/0x120 [ 1419.113440] neigh_ifdown+0x10/0x20 [ 1419.113479] fib_netdev_event+0xa1/0x1a0 [ 1419.113507] notifier_call_chain+0x5b/0xd0 [ 1419.113534] dev_close_many+0xef/0x160 [ 1419.113559] unregister_netdevice_many_notify+0x155/0x910 [ 1419.113595] ? rtnl_is_locked+0x15/0x20 [ 1419.113621] ? unregister_netdevice_queue+0x2a/0xf0 [ 1419.113659] ? enable_work+0x44/0xe0 [ 1419.113686] default_device_exit_batch+0x2a1/0x310 [ 1419.113722] cleanup_net+0x251/0x410 [ 1419.113750] process_one_work+0x15c/0x380 [ 1419.113777] worker_thread+0x298/0x3b0 [ 1419.113817] ? __pfx_worker_thread+0x10/0x10 [ 1419.113865] kthread+0xd3/0x100 [ 1419.113891] ? __pfx_kthread+0x10/0x10 [ 1419.113922] ret_from_fork+0x31/0x50 [ 1419.113952] ? __pfx_kthread+0x10/0x10 [ 1419.113974] ret_from_fork_asm+0x1a/0x30 [ 1419.114004] [ 1419.114020] Modules linked in: dccp_ipv6 dccp_ipv4 dccp bonding sctp sch_fq ipt_rpfilter netdevsim l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core ip6t_rpfilter act_mirred act_tunnel_key bareudp mpls_gso mpls_iptunnel mpls_router xt_length act_ct nf_flow_table cls_bpf nft_chain_nat xt_nat nft_compat nf_tables act_gact sch_ingress ip6_gre ip_gre gre unix_diag xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack libcrc32c nf_defrag_ipv6 nf_defrag_ipv4 nsh [last unloaded: test_blackhole_dev] [ 1419.114324] ---[ end trace 0000000000000000 ]--- [ 1419.114356] RIP: 0010:neigh_flush_dev.isra.0+0x5d/0x1a0 [ 1419.114386] Code: 89 d6 48 83 ed 10 0f 84 08 01 00 00 48 8b 5d 10 45 84 f6 74 0d 80 bd 9c 00 00 00 00 0f 88 e0 00 00 00 48 8b 45 00 48 8b 55 08 <48> 89 02 48 85 c0 74 04 48 89 50 08 48 8b 45 10 48 8b 55 18 4c 89 [ 1419.114493] RSP: 0018:ffffb5e040063c10 EFLAGS: 00010246 [ 1419.114523] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000001388 [ 1419.114568] RDX: dead000000000122 RSI: 0000000000000286 RDI: ffff8f7cfec1d070 [ 1419.114611] RBP: ffff8f7cc3456600 R08: ffff8f7cc6c576fc R09: ffff8f7cfec1cf40 [ 1419.114660] R10: ffff8f7cfec1cf58 R11: 0000000000000003 R12: ffffffffb2a2dda0 [ 1419.114700] R13: dead000000000122 R14: 0000000000000000 R15: ffff8f7cc3456840 [ 1419.114760] FS: 0000000000000000(0000) GS:ffff8f7cfec00000(0000) knlGS:0000000000000000 [ 1419.114806] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1419.114843] CR2: 0000561aac426dec CR3: 000000000c7f8002 CR4: 0000000000772ef0 [ 1419.114883] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1419.114926] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1419.114970] PKRU: 55555554 [ 1419.114983] Kernel panic - not syncing: Fatal exception in interrupt [ 1419.115110] Kernel Offset: 0x2fe00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 1419.115168] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]--- WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr