[ 1.905608] ip (249) used greatest stack depth: 12472 bytes left [ 1.948211] ip (256) used greatest stack depth: 12344 bytes left [ 1.989023] ip (262) used greatest stack depth: 11944 bytes left [ 2.493939] br: port 1(veth1) entered blocking state [ 2.494020] br: port 1(veth1) entered disabled state [ 2.494074] veth1: entered allmulticast mode [ 2.494163] veth1: entered promiscuous mode [ 2.494300] br: port 1(veth1) entered blocking state [ 2.494368] br: port 1(veth1) entered forwarding state [ 2.507109] br: port 2(veth3) entered blocking state [ 2.507171] br: port 2(veth3) entered disabled state [ 2.507228] veth3: entered allmulticast mode [ 2.507312] veth3: entered promiscuous mode [ 2.507452] br: port 2(veth3) entered blocking state [ 2.507510] br: port 2(veth3) entered forwarding state [ 2.520406] br: port 3(veth4) entered blocking state [ 2.520476] br: port 3(veth4) entered disabled state [ 2.520530] veth4: entered allmulticast mode [ 2.520629] veth4: entered promiscuous mode [ 2.520743] br: port 3(veth4) entered blocking state [ 2.520801] br: port 3(veth4) entered forwarding state [ 77.412760] Mirror/redirect action on [ 105.690067] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 105.690154] #PF: supervisor write access in kernel mode [ 105.690198] #PF: error_code(0x0002) - not-present page [ 105.690244] PGD 2f84067 P4D 2f84067 PUD 533f067 PMD 0 [ 105.690292] Oops: Oops: 0002 [#1] SMP [ 105.690347] CPU: 0 UID: 0 PID: 958 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 105.690418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.690465] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 105.690522] 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 [ 105.690658] RSP: 0018:ffffb22ac0a0b610 EFLAGS: 00010046 [ 105.690696] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 105.690759] RDX: ffffb22ac0a0b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.690814] RBP: ffffb22ac0a0b648 R08: ffffffffa1462a60 R09: 0000000000000101 [ 105.690878] R10: ffffffffa1c080d8 R11: ffffb22ac0003ff8 R12: 0000000000000000 [ 105.690944] R13: ffffb22ac0a0b740 R14: 0000000000000020 R15: 00000000ffffffff [ 105.691003] FS: 00007f863e685800(0000) GS:ffff96635c7da000(0000) knlGS:0000000000000000 [ 105.691062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.691114] CR2: 0000000000000000 CR3: 00000000031a5005 CR4: 0000000000772ef0 [ 105.691177] PKRU: 55555554 [ 105.691204] Call Trace: [ 105.691236] [ 105.691261] __cancel_work+0x29/0xe0 [ 105.691300] ? dev_deactivate_many+0x2c9/0x300 [ 105.691350] __cancel_work_sync+0x16/0x80 [ 105.691384] __dev_close_many+0x11b/0x280 [ 105.691420] netif_close_many+0x98/0x160 [ 105.691455] unregister_netdevice_many_notify+0x10c/0xa50 [ 105.691504] rtnl_dellink+0x156/0x350 [ 105.691542] ? virtio_fs_enqueue_req+0x352/0x570 [ 105.691588] ? netdev_run_todo+0x63/0x550 [ 105.691623] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 105.691668] rtnetlink_rcv_msg+0x358/0x400 [ 105.691702] ? get_page_from_freelist+0x15b4/0x1770 [ 105.691755] ? rtnl_calcit.isra.0+0x110/0x110 [ 105.691799] netlink_rcv_skb+0x57/0x100 [ 105.691836] netlink_unicast+0x252/0x380 [ 105.691869] ? __alloc_skb+0xfc/0x1e0 [ 105.691903] netlink_sendmsg+0x1be/0x3e0 [ 105.691932] ____sys_sendmsg+0x132/0x260 [ 105.691966] ? copy_msghdr_from_user+0x6c/0xa0 [ 105.692009] ___sys_sendmsg+0x87/0xd0 [ 105.692045] ? do_wp_page+0x369/0xe90 [ 105.692079] ? ___pte_offset_map+0x1b/0xd0 [ 105.692108] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 105.692153] ? fsnotify_grab_connector+0x48/0x80 [ 105.692198] ? fsnotify_destroy_marks+0x29/0x150 [ 105.692243] __sys_sendmsg+0x71/0xd0 [ 105.692277] do_syscall_64+0xa4/0xfd0 [ 105.692313] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 105.692365] RIP: 0033:0x7f863e8531d7 [ 105.692401] 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 [ 105.692544] RSP: 002b:00007fff4c1e54c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.692609] RAX: ffffffffffffffda RBX: 00007fff4c1e5bf0 RCX: 00007f863e8531d7 [ 105.692678] RDX: 0000000000000000 RSI: 00007fff4c1e5530 RDI: 0000000000000005 [ 105.692747] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 105.692805] R10: 00007f863e74ff60 R11: 0000000000000246 R12: 0000000000000002 [ 105.692880] R13: 00000000691cbd55 R14: 0000000000499600 R15: 0000000000000000 [ 105.692943] [ 105.692960] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth [ 105.693043] CR2: 0000000000000000 [ 105.693080] ---[ end trace 0000000000000000 ]--- [ 105.693121] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 105.693167] 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 [ 105.693308] RSP: 0018:ffffb22ac0a0b610 EFLAGS: 00010046 [ 105.693364] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 105.693432] RDX: ffffb22ac0a0b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.693502] RBP: ffffb22ac0a0b648 R08: ffffffffa1462a60 R09: 0000000000000101 [ 105.693560] R10: ffffffffa1c080d8 R11: ffffb22ac0003ff8 R12: 0000000000000000 [ 105.693619] R13: ffffb22ac0a0b740 R14: 0000000000000020 R15: 00000000ffffffff [ 105.693683] FS: 00007f863e685800(0000) GS:ffff96635c7da000(0000) knlGS:0000000000000000 [ 105.693756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.693808] CR2: 0000000000000000 CR3: 00000000031a5005 CR4: 0000000000772ef0 [ 105.693865] PKRU: 55555554 [ 105.693887] note: ip[958] exited with irqs disabled [ 105.694080] ip (958) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr