[ 1.878866] ip (249) used greatest stack depth: 12424 bytes left [ 2.114871] ip (269) used greatest stack depth: 12344 bytes left [ 2.156868] ip (275) used greatest stack depth: 12168 bytes left [ 2.501418] gre: GRE over IPv4 demultiplexer driver [ 2.505931] ip6_gre: GRE over IPv6 tunneling driver [ 2.521591] ip6_tunnel: g1 xmit: Local address not yet configured! [ 2.534636] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.534704] #PF: supervisor write access in kernel mode [ 2.534745] #PF: error_code(0x0002) - not-present page [ 2.534788] PGD 6a7f067 P4D 6a7f067 PUD 1b3d067 PMD 0 [ 2.534834] Oops: Oops: 0002 [#1] SMP [ 2.534875] CPU: 1 UID: 0 PID: 319 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.534959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.535015] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.535066] 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 [ 2.535221] RSP: 0018:ffffaa97c051f628 EFLAGS: 00010046 [ 2.535267] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 2.535334] RDX: ffffaa97c051f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.535401] RBP: ffffaa97c051f660 R08: ffffffffb2a62a60 R09: 0000000000000101 [ 2.535469] R10: ffffffffb32080d8 R11: ffffaa97c00e4ff8 R12: 0000000000000000 [ 2.535536] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.535604] FS: 00007f62f39ce800(0000) GS:ffff98098b25a000(0000) knlGS:0000000000000000 [ 2.535676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.535729] CR2: 0000000000000000 CR3: 0000000002fa8002 CR4: 0000000000772ef0 [ 2.535799] PKRU: 55555554 [ 2.535819] Call Trace: [ 2.535844] [ 2.535868] __cancel_work+0x29/0xe0 [ 2.535906] ? dev_deactivate_many+0x2c9/0x300 [ 2.535960] __cancel_work_sync+0x16/0x80 [ 2.535993] __dev_close_many+0x11b/0x280 [ 2.536034] __dev_change_flags+0xed/0x220 [ 2.536073] netif_change_flags+0x25/0x60 [ 2.536107] dev_change_flags+0x40/0x80 [ 2.536141] cycle_netdev+0x36/0x70 [vrf] [ 2.536175] vrf_add_slave+0x5a/0xb0 [vrf] [ 2.536207] do_set_master+0x10b/0x170 [ 2.536249] do_setlink.constprop.0+0x320/0x1120 [ 2.536300] ? __nla_validate_parse+0x5d/0xe70 [ 2.536351] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.536403] rtnl_newlink+0x7fa/0xbc0 [ 2.536437] ? virtio_fs_enqueue_req+0x511/0x570 [ 2.536487] ? __rtnl_unlock+0x37/0x60 [ 2.536521] ? netdev_run_todo+0x63/0x550 [ 2.536555] ? rtnl_setlink+0x2c0/0x2c0 [ 2.536589] rtnetlink_rcv_msg+0x358/0x400 [ 2.536622] ? get_page_from_freelist+0x15b4/0x1770 [ 2.536667] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.536716] netlink_rcv_skb+0x57/0x100 [ 2.536752] netlink_unicast+0x252/0x380 [ 2.536784] ? __alloc_skb+0xfc/0x1e0 [ 2.536824] netlink_sendmsg+0x1be/0x3e0 [ 2.536858] ____sys_sendmsg+0x132/0x260 [ 2.536898] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.536950] ___sys_sendmsg+0x87/0xd0 [ 2.536984] ? ___sys_recvmsg+0x87/0xc0 [ 2.537017] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.537062] ? fsnotify_grab_connector+0x48/0x80 [ 2.537106] ? fsnotify_destroy_marks+0x29/0x150 [ 2.537152] __sys_sendmsg+0x71/0xd0 [ 2.537186] do_syscall_64+0xa4/0xfd0 [ 2.537225] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.537270] RIP: 0033:0x7f62f3b9c1d7 [ 2.537303] 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 [ 2.537460] RSP: 002b:00007fffa4ee1d28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.537526] RAX: ffffffffffffffda RBX: 00007fffa4ee2450 RCX: 00007f62f3b9c1d7 [ 2.537591] RDX: 0000000000000000 RSI: 00007fffa4ee1d90 RDI: 0000000000000005 [ 2.537658] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 2.537731] R10: 0000000017d3f910 R11: 0000000000000246 R12: 0000000000000004 [ 2.537798] R13: 00000000691cc464 R14: 0000000000499600 R15: 0000000000000000 [ 2.537868] [ 2.537890] Modules linked in: ip6_gre ip6_tunnel tunnel6 gre vrf veth [ 2.537955] CR2: 0000000000000000 [ 2.537995] ---[ end trace 0000000000000000 ]--- [ 2.538040] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.538085] 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 [ 2.538241] RSP: 0018:ffffaa97c051f628 EFLAGS: 00010046 [ 2.538286] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 2.538354] RDX: ffffaa97c051f660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.538421] RBP: ffffaa97c051f660 R08: ffffffffb2a62a60 R09: 0000000000000101 [ 2.538488] R10: ffffffffb32080d8 R11: ffffaa97c00e4ff8 R12: 0000000000000000 [ 2.538556] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.538622] FS: 00007f62f39ce800(0000) GS:ffff98098b25a000(0000) knlGS:0000000000000000 [ 2.538688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.538743] CR2: 0000000000000000 CR3: 0000000002fa8002 CR4: 0000000000772ef0 [ 2.538809] PKRU: 55555554 [ 2.538831] note: ip[319] exited with irqs disabled [ 2.539007] ip (319) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr