[ 1.906746] ip (241) used greatest stack depth: 12344 bytes left [ 1.929297] eth0: renamed from lag1 [ 1.958263] eth0: renamed from lag1-end [ 1.987300] eth1: renamed from lag1 [ 2.021283] eth1: renamed from lag1-end [ 2.065765] br0: port 1(eth0) entered blocking state [ 2.065828] br0: port 1(eth0) entered disabled state [ 2.065877] eth0: entered allmulticast mode [ 2.065958] eth0: entered promiscuous mode [ 2.088048] br0: port 2(eth1) entered blocking state [ 2.088158] br0: port 2(eth1) entered disabled state [ 2.088220] eth1: entered allmulticast mode [ 2.088300] eth1: entered promiscuous mode [ 2.195953] bond0: (slave eth0): making interface the new active one [ 2.196084] bond0: (slave eth0): Enslaving as an active interface with an up link [ 2.196235] br0: port 1(eth0) entered blocking state [ 2.196297] br0: port 1(eth0) entered forwarding state [ 2.216561] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 2.216713] br0: port 2(eth1) entered blocking state [ 2.216764] br0: port 2(eth1) entered forwarding state [ 2.217174] ip (260) used greatest stack depth: 12280 bytes left [ 3.319756] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 3.319850] #PF: supervisor write access in kernel mode [ 3.319886] #PF: error_code(0x0002) - not-present page [ 3.319922] PGD 4ff5067 P4D 4ff5067 PUD 4ff4067 PMD 0 [ 3.319959] Oops: Oops: 0002 [#1] SMP [ 3.319988] CPU: 2 UID: 0 PID: 265 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 3.320045] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3.320089] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 3.320132] 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 [ 3.320243] RSP: 0018:ffffbb3d806676b8 EFLAGS: 00010046 [ 3.320279] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 3.320331] RDX: ffffbb3d806676f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 3.320376] RBP: ffffbb3d806676f0 R08: ffff8f0c43364d73 R09: ffffffff9fa6cc80 [ 3.320428] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 3.320479] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 3.320526] FS: 00007f8b78d73800(0000) GS:ffff8f0cdeab7000(0000) knlGS:0000000000000000 [ 3.320576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.320628] CR2: 0000000000000000 CR3: 0000000004fc5001 CR4: 0000000000772ef0 [ 3.320679] PKRU: 55555554 [ 3.320699] Call Trace: [ 3.320717] [ 3.320739] __cancel_work+0x29/0xe0 [ 3.320771] ? linkwatch_urgent_event+0x2f/0xb0 [ 3.320814] __cancel_work_sync+0x16/0x80 [ 3.320841] __dev_close_many+0x113/0x2b0 [ 3.320876] __dev_change_flags+0xed/0x220 [ 3.320907] netif_change_flags+0x25/0x60 [ 3.320941] do_setlink.constprop.0+0x2fd/0x1170 [ 3.320977] ? __nla_validate_parse+0x5d/0xe70 [ 3.321017] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 3.321056] rtnl_newlink+0x7fa/0xc00 [ 3.321086] ? virtio_fs_enqueue_req+0x352/0x570 [ 3.321126] ? netdev_run_todo+0x63/0x550 [ 3.321155] ? rtnl_setlink+0x2c0/0x2c0 [ 3.321183] rtnetlink_rcv_msg+0x358/0x400 [ 3.321212] ? get_page_from_freelist+0x15b4/0x1770 [ 3.321248] ? rtnl_calcit.isra.0+0x110/0x110 [ 3.321284] netlink_rcv_skb+0x57/0x100 [ 3.321314] netlink_unicast+0x252/0x380 [ 3.321340] ? __alloc_skb+0xfc/0x1e0 [ 3.321369] netlink_sendmsg+0x1be/0x3e0 [ 3.321397] ____sys_sendmsg+0x132/0x260 [ 3.321434] ? copy_msghdr_from_user+0x6c/0xa0 [ 3.321469] ___sys_sendmsg+0x87/0xd0 [ 3.321498] ? do_wp_page+0x369/0xe90 [ 3.321526] ? ___pte_offset_map+0x1b/0xd0 [ 3.321554] ? __handle_mm_fault+0x4e6/0xe50 [ 3.321590] ? fsnotify_grab_connector+0x48/0x80 [ 3.321626] ? fsnotify_destroy_marks+0x29/0x150 [ 3.321674] __sys_sendmsg+0x71/0xd0 [ 3.321698] do_syscall_64+0xa4/0xfd0 [ 3.321727] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3.321768] RIP: 0033:0x7f8b78f411d7 [ 3.321795] 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 [ 3.321919] RSP: 002b:00007ffd01ebef48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 3.321970] RAX: ffffffffffffffda RBX: 00007ffd01ebf670 RCX: 00007f8b78f411d7 [ 3.322015] RDX: 0000000000000000 RSI: 00007ffd01ebefb0 RDI: 0000000000000005 [ 3.322060] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 3.322106] R10: 00007f8b78e3df60 R11: 0000000000000246 R12: 0000000000000002 [ 3.322157] R13: 00000000691cbc9c R14: 0000000000499600 R15: 0000000000000000 [ 3.322204] [ 3.322224] Modules linked in: [ 3.322255] CR2: 0000000000000000 [ 3.322281] ---[ end trace 0000000000000000 ]--- [ 3.322317] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 3.322353] 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 [ 3.322474] RSP: 0018:ffffbb3d806676b8 EFLAGS: 00010046 [ 3.322510] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 3.322555] RDX: ffffbb3d806676f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 3.322600] RBP: ffffbb3d806676f0 R08: ffff8f0c43364d73 R09: ffffffff9fa6cc80 [ 3.322646] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 3.322724] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 3.322776] FS: 00007f8b78d73800(0000) GS:ffff8f0cdeab7000(0000) knlGS:0000000000000000 [ 3.322835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.322877] CR2: 0000000000000000 CR3: 0000000004fc5001 CR4: 0000000000772ef0 [ 3.322929] PKRU: 55555554 [ 3.322949] note: ip[265] exited with irqs disabled [ 3.323312] ip (265) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr