[ 2.186745] GACT probability NOT on [ 2.387978] br1: port 1(veth1) entered blocking state [ 2.388054] br1: port 1(veth1) entered disabled state [ 2.388110] veth1: entered allmulticast mode [ 2.388201] veth1: entered promiscuous mode [ 2.414700] br1: port 1(veth1) entered blocking state [ 2.414763] br1: port 1(veth1) entered forwarding state [ 7.628178] br1: port 2(vx1) entered blocking state [ 7.628262] br1: port 2(vx1) entered disabled state [ 7.628331] vx1: entered allmulticast mode [ 7.628417] vx1: entered promiscuous mode [ 7.628482] br1: port 2(vx1) entered blocking state [ 7.628540] br1: port 2(vx1) entered forwarding state [ 16.261951] vx1: left allmulticast mode [ 16.262015] vx1: left promiscuous mode [ 16.262069] br1: port 2(vx1) entered disabled state [ 16.279142] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 16.279216] #PF: supervisor write access in kernel mode [ 16.279255] #PF: error_code(0x0002) - not-present page [ 16.279295] PGD aaf3067 P4D aaf3067 PUD ab00067 PMD 0 [ 16.279342] Oops: Oops: 0002 [#1] SMP [ 16.279379] CPU: 2 UID: 0 PID: 2355 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 16.279454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.279503] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 16.279556] 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 [ 16.279695] RSP: 0018:ffffb2a042d73610 EFLAGS: 00010046 [ 16.279741] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 16.279800] RDX: ffffb2a042d73648 RSI: 0000000000000000 RDI: 0000000000000000 [ 16.279860] RBP: ffffb2a042d73648 R08: 0000000000000006 R09: 0000000000000132 [ 16.279920] R10: ffff955e3ed2ca00 R11: 0000000000000011 R12: 0000000000000000 [ 16.279987] R13: ffffb2a042d73740 R14: 0000000000000020 R15: 00000000ffffffff [ 16.280062] FS: 00007f325836b800(0000) GS:ffff955eb10da000(0000) knlGS:0000000000000000 [ 16.280127] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.280182] CR2: 0000000000000000 CR3: 000000000a7e0005 CR4: 0000000000772ef0 [ 16.280243] PKRU: 55555554 [ 16.280268] Call Trace: [ 16.280289] [ 16.280311] __cancel_work+0x29/0xe0 [ 16.280344] __cancel_work_sync+0x16/0x80 [ 16.280380] __dev_close_many+0x11b/0x280 [ 16.280417] netif_close_many+0x98/0x160 [ 16.280453] ? rtnl_is_locked+0x15/0x20 [ 16.280489] unregister_netdevice_many_notify+0x1d8/0xa50 [ 16.280536] rtnl_dellink+0x156/0x350 [ 16.280574] ? virtio_fs_enqueue_req+0x352/0x570 [ 16.280620] ? netdev_run_todo+0x63/0x550 [ 16.280656] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 16.280702] rtnetlink_rcv_msg+0x358/0x400 [ 16.280738] ? get_page_from_freelist+0x15b4/0x1770 [ 16.280784] ? rtnl_calcit.isra.0+0x110/0x110 [ 16.280830] netlink_rcv_skb+0x57/0x100 [ 16.280867] netlink_unicast+0x252/0x380 [ 16.280903] ? __alloc_skb+0xfc/0x1e0 [ 16.280939] netlink_sendmsg+0x1be/0x3e0 [ 16.280969] ____sys_sendmsg+0x132/0x260 [ 16.281006] ? copy_msghdr_from_user+0x6c/0xa0 [ 16.281051] ___sys_sendmsg+0x87/0xd0 [ 16.281088] ? do_wp_page+0x369/0xe90 [ 16.281124] ? ___pte_offset_map+0x1b/0xd0 [ 16.281160] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 16.281207] ? fsnotify_grab_connector+0x48/0x80 [ 16.281253] ? fsnotify_destroy_marks+0x29/0x150 [ 16.281293] __sys_sendmsg+0x71/0xd0 [ 16.281330] do_syscall_64+0xa4/0xfd0 [ 16.281366] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.281412] RIP: 0033:0x7f32585391d7 [ 16.281442] Code: 0e 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 [ 16.281581] RSP: 002b:00007ffec1ec4618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.281647] RAX: ffffffffffffffda RBX: 00007ffec1ec4d40 RCX: 00007f32585391d7 [ 16.281713] RDX: 0000000000000000 RSI: 00007ffec1ec4680 RDI: 0000000000000005 [ 16.281773] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 16.281832] R10: 00007f3258435f60 R11: 0000000000000246 R12: 0000000000000002 [ 16.281892] R13: 00000000691cd131 R14: 0000000000499600 R15: 0000000000000000 [ 16.281953] [ 16.281972] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth [ 16.282066] CR2: 0000000000000000 [ 16.282095] ---[ end trace 0000000000000000 ]--- [ 16.282135] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 16.282181] 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 [ 16.282322] RSP: 0018:ffffb2a042d73610 EFLAGS: 00010046 [ 16.282361] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 16.282421] RDX: ffffb2a042d73648 RSI: 0000000000000000 RDI: 0000000000000000 [ 16.282480] RBP: ffffb2a042d73648 R08: 0000000000000006 R09: 0000000000000132 [ 16.282540] R10: ffff955e3ed2ca00 R11: 0000000000000011 R12: 0000000000000000 [ 16.282599] R13: ffffb2a042d73740 R14: 0000000000000020 R15: 00000000ffffffff [ 16.282660] FS: 00007f325836b800(0000) GS:ffff955eb10da000(0000) knlGS:0000000000000000 [ 16.282726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.282781] CR2: 0000000000000000 CR3: 000000000a7e0005 CR4: 0000000000772ef0 [ 16.282842] PKRU: 55555554 [ 16.282861] note: ip[2355] exited with irqs disabled [ 16.283094] ip (2355) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr