[ 2.033236] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2.099993] bond0: (slave bond_slave_1): Releasing backup interface [ 2.105225] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.105316] #PF: supervisor write access in kernel mode [ 2.105360] #PF: error_code(0x0002) - not-present page [ 2.105399] PGD 4163067 P4D 4163067 PUD 438d067 PMD 0 [ 2.105449] Oops: Oops: 0002 [#1] SMP [ 2.105484] CPU: 3 UID: 0 PID: 260 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.105550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.105596] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.105641] 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 [ 2.105777] RSP: 0018:ffffa657c02a3588 EFLAGS: 00010046 [ 2.105822] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffffffffa65be7a9 [ 2.105875] RDX: ffffa657c02a35c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.105928] RBP: ffffa657c02a35c0 R08: 0000000000000400 R09: 0000000000000001 [ 2.105997] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2.106061] R13: ffffa657c02a36a0 R14: 0000000000000020 R15: ffff890206068120 [ 2.106142] FS: 00007f2f83149800(0000) GS:ffff890297911000(0000) knlGS:0000000000000000 [ 2.106199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.106258] CR2: 0000000000000000 CR3: 0000000007062002 CR4: 0000000000772ef0 [ 2.106323] PKRU: 55555554 [ 2.106348] Call Trace: [ 2.106372] [ 2.106398] __cancel_work+0x29/0xe0 [ 2.106446] ? dev_deactivate_many+0x2c9/0x300 [ 2.106495] __cancel_work_sync+0x16/0x80 [ 2.106546] __dev_close_many+0x113/0x2b0 [ 2.106590] netif_close_many+0x98/0x160 [ 2.106624] ? netdev_compute_master_upper_features+0x2ca/0x350 [ 2.106674] netif_close+0x64/0x80 [ 2.106715] dev_close+0x2a/0x80 [ 2.106747] __bond_release_one+0x2c8/0x770 [bonding] [ 2.106798] ? skb_queue_tail+0x1f/0x50 [ 2.106832] ? sock_def_readable+0x14/0xc0 [ 2.106867] ? __netlink_sendskb+0x62/0x80 [ 2.106903] ? netlink_unicast+0x32d/0x380 [ 2.106937] do_set_master+0xb2/0x1b0 [ 2.106979] do_setlink.constprop.0+0x31f/0x1170 [ 2.107026] ? __nla_validate_parse+0x5d/0xe70 [ 2.107085] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.107136] rtnl_newlink+0x7fa/0xc00 [ 2.107170] ? virtio_fs_enqueue_req+0x352/0x570 [ 2.107214] ? netdev_run_todo+0x63/0x550 [ 2.107248] ? rtnl_setlink+0x2c0/0x2c0 [ 2.107287] rtnetlink_rcv_msg+0x358/0x400 [ 2.107320] ? get_page_from_freelist+0x15b4/0x1770 [ 2.107362] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.107404] netlink_rcv_skb+0x57/0x100 [ 2.107444] netlink_unicast+0x252/0x380 [ 2.107478] ? __alloc_skb+0xfc/0x1e0 [ 2.107511] netlink_sendmsg+0x1be/0x3e0 [ 2.107545] ____sys_sendmsg+0x132/0x260 [ 2.107580] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.107619] ___sys_sendmsg+0x87/0xd0 [ 2.107661] ? do_wp_page+0x369/0xe90 [ 2.107702] ? ___pte_offset_map+0x1b/0xd0 [ 2.107739] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.107790] ? fsnotify_grab_connector+0x48/0x80 [ 2.107836] ? fsnotify_destroy_marks+0x29/0x150 [ 2.107881] __sys_sendmsg+0x71/0xd0 [ 2.107912] do_syscall_64+0xa4/0xfd0 [ 2.107948] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.107999] RIP: 0033:0x7f2f833171d7 [ 2.108036] 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 [ 2.108188] RSP: 002b:00007ffe054ff818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.108249] RAX: ffffffffffffffda RBX: 00007ffe054fff40 RCX: 00007f2f833171d7 [ 2.108314] RDX: 0000000000000000 RSI: 00007ffe054ff880 RDI: 0000000000000005 [ 2.108373] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 2.108437] R10: 00007f2f83213f60 R11: 0000000000000246 R12: 0000000000000002 [ 2.108493] R13: 00000000691cd818 R14: 0000000000499600 R15: 0000000000000000 [ 2.108554] [ 2.108575] Modules linked in: bonding [ 2.108607] CR2: 0000000000000000 [ 2.108635] ---[ end trace 0000000000000000 ]--- [ 2.108673] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.108714] 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 [ 2.108840] RSP: 0018:ffffa657c02a3588 EFLAGS: 00010046 [ 2.108884] RAX: 0000000000000246 RBX: 0000000000000000 RCX: ffffffffa65be7a9 [ 2.108938] RDX: ffffa657c02a35c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.109003] RBP: ffffa657c02a35c0 R08: 0000000000000400 R09: 0000000000000001 [ 2.109081] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2.109145] R13: ffffa657c02a36a0 R14: 0000000000000020 R15: ffff890206068120 [ 2.109200] FS: 00007f2f83149800(0000) GS:ffff890297911000(0000) knlGS:0000000000000000 [ 2.109254] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.109308] CR2: 0000000000000000 CR3: 0000000007062002 CR4: 0000000000772ef0 [ 2.109376] PKRU: 55555554 [ 2.109398] note: ip[260] exited with irqs disabled [ 2.109719] ip (260) used greatest stack depth: 11288 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr