[ 2.569755] eth0: renamed from r1h1 [ 2.600704] eth0: renamed from r2h1 [ 2.643698] eth2: renamed from r2h2 [ 2.686726] eth1: renamed from r2r1 [ 2.744795] br0: port 1(eth0) entered blocking state [ 2.744852] br0: port 1(eth0) entered disabled state [ 2.744898] eth0: entered allmulticast mode [ 2.744968] eth0: entered promiscuous mode [ 2.745067] br0: port 1(eth0) entered blocking state [ 2.745107] br0: port 1(eth0) entered forwarding state [ 2.756507] br0: port 2(eth1) entered blocking state [ 2.756618] br0: port 2(eth1) entered disabled state [ 2.756690] eth1: entered allmulticast mode [ 2.756788] eth1: entered promiscuous mode [ 2.756922] br0: port 2(eth1) entered blocking state [ 2.756979] br0: port 2(eth1) entered forwarding state [ 13.730438] eth1: left allmulticast mode [ 13.730520] eth1: left promiscuous mode [ 13.730589] br0: port 2(eth1) entered disabled state [ 13.730749] eth0: left allmulticast mode [ 13.730795] eth0: left promiscuous mode [ 13.730841] br0: port 1(eth0) entered disabled state [ 13.731022] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 13.731094] #PF: supervisor write access in kernel mode [ 13.731144] #PF: error_code(0x0002) - not-present page [ 13.731194] PGD 0 P4D 0 [ 13.731222] Oops: Oops: 0002 [#1] SMP [ 13.731266] CPU: 0 UID: 0 PID: 67 Comm: kworker/u16:1 Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 13.731356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.731418] Workqueue: netns cleanup_net [ 13.731467] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.731528] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 13.731703] RSP: 0018:ffffa00dc0257c30 EFLAGS: 00010046 [ 13.731752] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000001388 [ 13.731824] RDX: ffffa00dc0257c68 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.731902] RBP: ffffa00dc0257c68 R08: ffff889a490c1270 R09: ffff889a7ec24d60 [ 13.731973] R10: ffff889a7ec24d78 R11: 0000010200000102 R12: 0000000000000000 [ 13.732050] R13: ffffa00dc0257d60 R14: 0000000000000020 R15: ffffa00dc0257df0 [ 13.732134] FS: 0000000000000000(0000) GS:ffff889ac1f91000(0000) knlGS:0000000000000000 [ 13.732214] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.732279] CR2: 0000000000000000 CR3: 0000000008246001 CR4: 0000000000772ef0 [ 13.732347] PKRU: 55555554 [ 13.732369] Call Trace: [ 13.732394] [ 13.732415] __cancel_work+0x29/0xe0 [ 13.732458] __cancel_work_sync+0x16/0x80 [ 13.732496] __dev_close_many+0x113/0x2b0 [ 13.732536] netif_close_many+0x98/0x160 [ 13.732579] ? radix_tree_delete_item+0x67/0xc0 [ 13.732637] ? __call_rcu_common.constprop.0+0x91/0x330 [ 13.732693] unregister_netdevice_many_notify+0x1ea/0xaa0 [ 13.732742] ops_undo_list+0x1de/0x1f0 [ 13.732779] cleanup_net+0x1b7/0x300 [ 13.732816] process_one_work+0x162/0x380 [ 13.732854] worker_thread+0x299/0x3c0 [ 13.732895] ? rescuer_thread+0x4c0/0x4c0 [ 13.732935] kthread+0x101/0x1f0 [ 13.732968] ? kthreads_online_cpu+0x110/0x110 [ 13.733016] ? kthreads_online_cpu+0x110/0x110 [ 13.733059] ret_from_fork+0x11c/0x140 [ 13.733097] ? kthreads_online_cpu+0x110/0x110 [ 13.733143] ret_from_fork_asm+0x11/0x20 [ 13.733189] [ 13.733212] Modules linked in: [ 13.733252] CR2: 0000000000000000 [ 13.733289] ---[ end trace 0000000000000000 ]--- [ 13.733332] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 13.733385] Code: 83 e6 01 41 57 41 56 4c 8d 77 20 41 55 41 54 41 89 f4 55 48 89 d5 53 48 89 fb 9c 58 fa 48 89 45 00 45 85 e4 0f 85 8a 00 00 00 48 0f ba 2b 00 41 0f 92 c5 72 0e 5b 44 89 e8 5d 41 5c 41 5d 41 [ 13.733556] RSP: 0018:ffffa00dc0257c30 EFLAGS: 00010046 [ 13.733604] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000001388 [ 13.733679] RDX: ffffa00dc0257c68 RSI: 0000000000000000 RDI: 0000000000000000 [ 13.733754] RBP: ffffa00dc0257c68 R08: ffff889a490c1270 R09: ffff889a7ec24d60 [ 13.733827] R10: ffff889a7ec24d78 R11: 0000010200000102 R12: 0000000000000000 [ 13.733899] R13: ffffa00dc0257d60 R14: 0000000000000020 R15: ffffa00dc0257df0 [ 13.733973] FS: 0000000000000000(0000) GS:ffff889ac1f91000(0000) knlGS:0000000000000000 [ 13.734048] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.734117] CR2: 0000000000000000 CR3: 0000000008246001 CR4: 0000000000772ef0 [ 13.734191] PKRU: 55555554 [ 13.734215] note: kworker/u16:1[67] exited with irqs disabled WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr