[ 2.141291] veth0: renamed from veth1 [ 2.215629] gre: GRE over IPv4 demultiplexer driver [ 2.217995] ip6_gre: GRE over IPv6 tunneling driver [ 2.229647] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 2.252262] ip6_tunnel: gre1 xmit: Local address not yet configured! [ 4.552565] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 4.552642] #PF: supervisor write access in kernel mode [ 4.552688] #PF: error_code(0x0002) - not-present page [ 4.552719] PGD 2ac1067 P4D 2ac1067 PUD 2ac5067 PMD 0 [ 4.552755] Oops: Oops: 0002 [#1] SMP [ 4.552784] CPU: 2 UID: 0 PID: 334 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 4.552841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4.552879] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 4.552919] 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 [ 4.553030] RSP: 0018:ffffae7c0031b610 EFLAGS: 00010046 [ 4.553066] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 4.553117] RDX: ffffae7c0031b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 4.553167] RBP: ffffae7c0031b648 R08: ffffffffb5a93e00 R09: 0000000000000101 [ 4.553212] R10: ffffffffb66080d8 R11: ffffae7c00110ff8 R12: 0000000000000000 [ 4.553257] R13: ffffae7c0031b740 R14: 0000000000000020 R15: 00000000ffffffff [ 4.553306] FS: 00007f8d51a05800(0000) GS:ffff8cd0c7e91000(0000) knlGS:0000000000000000 [ 4.553362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.553404] CR2: 0000000000000000 CR3: 00000000039ce005 CR4: 0000000000772ef0 [ 4.553458] PKRU: 55555554 [ 4.553478] Call Trace: [ 4.553494] [ 4.553522] __cancel_work+0x29/0xe0 [ 4.553556] ? dev_deactivate_many+0x2c9/0x300 [ 4.553594] __cancel_work_sync+0x16/0x80 [ 4.553626] __dev_close_many+0x113/0x2b0 [ 4.553661] netif_close_many+0x98/0x160 [ 4.553695] unregister_netdevice_many_notify+0x1ea/0xaa0 [ 4.553731] rtnl_dellink+0x156/0x350 [ 4.553762] ? virtio_fs_enqueue_req+0x352/0x570 [ 4.553802] ? netdev_run_todo+0x63/0x550 [ 4.553825] ? rtnl_bridge_getlink+0x1a0/0x1a0 [ 4.553861] rtnetlink_rcv_msg+0x358/0x400 [ 4.553889] ? get_page_from_freelist+0x15b4/0x1770 [ 4.553925] ? rtnl_calcit.isra.0+0x110/0x110 [ 4.553961] netlink_rcv_skb+0x57/0x100 [ 4.553993] netlink_unicast+0x252/0x380 [ 4.554021] ? __alloc_skb+0xfc/0x1e0 [ 4.554049] netlink_sendmsg+0x1be/0x3e0 [ 4.554078] ____sys_sendmsg+0x132/0x260 [ 4.554106] ? copy_msghdr_from_user+0x6c/0xa0 [ 4.554142] ___sys_sendmsg+0x87/0xd0 [ 4.554170] ? do_wp_page+0x369/0xe90 [ 4.554198] ? ___pte_offset_map+0x1b/0xd0 [ 4.554227] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 4.554263] ? fsnotify_grab_connector+0x48/0x80 [ 4.554299] ? fsnotify_destroy_marks+0x29/0x150 [ 4.554337] __sys_sendmsg+0x71/0xd0 [ 4.554366] do_syscall_64+0xa4/0xfd0 [ 4.554395] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4.554430] RIP: 0033:0x7f8d51bd31d7 [ 4.554466] 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 [ 4.554591] RSP: 002b:00007ffe89ee1958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 4.554657] RAX: ffffffffffffffda RBX: 00007ffe89ee2080 RCX: 00007f8d51bd31d7 [ 4.554709] RDX: 0000000000000000 RSI: 00007ffe89ee19c0 RDI: 0000000000000005 [ 4.554754] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 4.554799] R10: 00007f8d51acff60 R11: 0000000000000246 R12: 0000000000000002 [ 4.554844] R13: 00000000691cd237 R14: 0000000000499600 R15: 0000000000000000 [ 4.554890] [ 4.554910] Modules linked in: ip6_gre gre [ 4.554939] CR2: 0000000000000000 [ 4.554967] ---[ end trace 0000000000000000 ]--- [ 4.554997] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 4.555033] 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 [ 4.555137] RSP: 0018:ffffae7c0031b610 EFLAGS: 00010046 [ 4.555169] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 00000000ffffffff [ 4.555214] RDX: ffffae7c0031b648 RSI: 0000000000000000 RDI: 0000000000000000 [ 4.555259] RBP: ffffae7c0031b648 R08: ffffffffb5a93e00 R09: 0000000000000101 [ 4.555307] R10: ffffffffb66080d8 R11: ffffae7c00110ff8 R12: 0000000000000000 [ 4.555357] R13: ffffae7c0031b740 R14: 0000000000000020 R15: 00000000ffffffff [ 4.555403] FS: 00007f8d51a05800(0000) GS:ffff8cd0c7e91000(0000) knlGS:0000000000000000 [ 4.555461] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.555504] CR2: 0000000000000000 CR3: 00000000039ce005 CR4: 0000000000772ef0 [ 4.555564] PKRU: 55555554 [ 4.555584] note: ip[334] exited with irqs disabled [ 4.555821] ip (334) used greatest stack depth: 11432 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr