[ 1.999823] ip (258) used greatest stack depth: 11928 bytes left [ 2.207661] lag1: Mode changed to "loadbalance" [ 2.264271] lag1: Port device veth0 added [ 2.274604] lag1: Port device veth6 added [ 2.346425] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.346506] #PF: supervisor write access in kernel mode [ 2.346551] #PF: error_code(0x0002) - not-present page [ 2.346616] PGD 6730067 P4D 6730067 PUD 6733067 PMD 0 [ 2.346683] Oops: Oops: 0002 [#1] SMP [ 2.346728] CPU: 0 UID: 0 PID: 305 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.346809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.346855] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.346906] 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 [ 2.347045] RSP: 0018:ffffaa5d00293628 EFLAGS: 00010046 [ 2.347089] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 2.347151] RDX: ffffaa5d00293660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.347205] RBP: ffffaa5d00293660 R08: 0000000000000001 R09: 0000000000000001 [ 2.347267] R10: 0000000000000001 R11: ffff93bd812d9790 R12: 0000000000000000 [ 2.347328] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.347391] FS: 00007faaba5b5800(0000) GS:ffff93be395da000(0000) knlGS:0000000000000000 [ 2.347453] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.347506] CR2: 0000000000000000 CR3: 0000000006c23001 CR4: 0000000000772ef0 [ 2.347567] PKRU: 55555554 [ 2.347592] Call Trace: [ 2.347611] [ 2.347636] __cancel_work+0x29/0xe0 [ 2.347671] ? dev_mc_unsync+0x78/0x90 [ 2.347705] __cancel_work_sync+0x16/0x80 [ 2.347740] __dev_close_many+0x11b/0x280 [ 2.347781] __dev_change_flags+0xed/0x220 [ 2.347814] netif_change_flags+0x25/0x60 [ 2.347847] dev_change_flags+0x40/0x80 [ 2.347883] cycle_netdev+0x36/0x70 [vrf] [ 2.347921] vrf_add_slave+0x5a/0xb0 [vrf] [ 2.347956] do_set_master+0x10b/0x170 [ 2.347991] do_setlink.constprop.0+0x320/0x1120 [ 2.348033] ? __nla_validate_parse+0x5d/0xe70 [ 2.348084] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.348133] rtnl_newlink+0x7fa/0xbc0 [ 2.348166] ? virtio_fs_enqueue_req+0x352/0x570 [ 2.348214] ? __rtnl_unlock+0x37/0x60 [ 2.348247] ? netdev_run_todo+0x63/0x550 [ 2.348285] ? rtnl_setlink+0x2c0/0x2c0 [ 2.348313] rtnetlink_rcv_msg+0x358/0x400 [ 2.348350] ? get_page_from_freelist+0x15b4/0x1770 [ 2.348392] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.348429] netlink_rcv_skb+0x57/0x100 [ 2.348466] netlink_unicast+0x252/0x380 [ 2.348500] ? __alloc_skb+0xfc/0x1e0 [ 2.348535] netlink_sendmsg+0x1be/0x3e0 [ 2.348571] ____sys_sendmsg+0x132/0x260 [ 2.348606] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.348649] ___sys_sendmsg+0x87/0xd0 [ 2.348682] ? ___sys_recvmsg+0x87/0xc0 [ 2.348717] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.348760] ? fsnotify_grab_connector+0x48/0x80 [ 2.348808] ? fsnotify_destroy_marks+0x29/0x150 [ 2.348851] __sys_sendmsg+0x71/0xd0 [ 2.348885] do_syscall_64+0xa4/0xfd0 [ 2.348924] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.348968] RIP: 0033:0x7faaba7831d7 [ 2.348999] 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 [ 2.349129] RSP: 002b:00007ffe923b6a48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.349192] RAX: ffffffffffffffda RBX: 00007ffe923b7170 RCX: 00007faaba7831d7 [ 2.349252] RDX: 0000000000000000 RSI: 00007ffe923b6ab0 RDI: 0000000000000005 [ 2.349318] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 2.349372] R10: 0000000001afe910 R11: 0000000000000246 R12: 0000000000000004 [ 2.349434] R13: 00000000691cbc0d R14: 0000000000499600 R15: 0000000000000000 [ 2.349492] [ 2.349510] Modules linked in: vrf veth [ 2.349546] CR2: 0000000000000000 [ 2.349582] ---[ end trace 0000000000000000 ]--- [ 2.349624] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.349671] 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 [ 2.349809] RSP: 0018:ffffaa5d00293628 EFLAGS: 00010046 [ 2.349854] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000000 [ 2.349910] RDX: ffffaa5d00293660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.349966] RBP: ffffaa5d00293660 R08: 0000000000000001 R09: 0000000000000001 [ 2.350022] R10: 0000000000000001 R11: ffff93bd812d9790 R12: 0000000000000000 [ 2.350078] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.350142] FS: 00007faaba5b5800(0000) GS:ffff93be395da000(0000) knlGS:0000000000000000 [ 2.350202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.350253] CR2: 0000000000000000 CR3: 0000000006c23001 CR4: 0000000000772ef0 [ 2.350321] PKRU: 55555554 [ 2.350346] note: ip[305] exited with irqs disabled [ 2.350590] ip (305) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr