[ 2.345370] gre: GRE over IPv4 demultiplexer driver [ 2.346943] ip_gre: GRE over IPv4 tunneling driver [ 2.373114] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.373206] #PF: supervisor write access in kernel mode [ 2.373252] #PF: error_code(0x0002) - not-present page [ 2.373297] PGD 6283067 P4D 6283067 PUD 6285067 PMD 0 [ 2.373356] Oops: Oops: 0002 [#1] SMP [ 2.373401] CPU: 1 UID: 0 PID: 308 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.373479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.373527] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.373581] 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 [ 2.373726] RSP: 0018:ffffa4f94029b628 EFLAGS: 00010046 [ 2.373771] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 2.373846] RDX: ffffa4f94029b660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.373910] RBP: ffffa4f94029b660 R08: 0000000000000400 R09: 0000000000000001 [ 2.373969] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2.374039] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.374109] FS: 00007f8397aa7800(0000) GS:ffff94269ee5a000(0000) knlGS:0000000000000000 [ 2.374174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.374227] CR2: 0000000000000000 CR3: 0000000006286006 CR4: 0000000000772ef0 [ 2.374294] PKRU: 55555554 [ 2.374317] Call Trace: [ 2.374343] [ 2.374384] __cancel_work+0x29/0xe0 [ 2.374424] ? dev_deactivate_many+0x2c9/0x300 [ 2.374487] __cancel_work_sync+0x16/0x80 [ 2.374523] __dev_close_many+0x11b/0x280 [ 2.374564] __dev_change_flags+0xed/0x220 [ 2.374611] netif_change_flags+0x25/0x60 [ 2.374646] dev_change_flags+0x40/0x80 [ 2.374685] cycle_netdev+0x36/0x70 [vrf] [ 2.374721] vrf_add_slave+0x5a/0xb0 [vrf] [ 2.374755] do_set_master+0x10b/0x170 [ 2.374797] do_setlink.constprop.0+0x320/0x1120 [ 2.374856] ? __nla_validate_parse+0x5d/0xe70 [ 2.374904] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.374956] rtnl_newlink+0x7fa/0xbc0 [ 2.374999] ? virtio_fs_enqueue_req+0x352/0x570 [ 2.375056] ? netdev_run_todo+0x63/0x550 [ 2.375090] ? rtnl_setlink+0x2c0/0x2c0 [ 2.375127] rtnetlink_rcv_msg+0x358/0x400 [ 2.375161] ? get_page_from_freelist+0x15b4/0x1770 [ 2.375206] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.375250] netlink_rcv_skb+0x57/0x100 [ 2.375288] netlink_unicast+0x252/0x380 [ 2.375322] ? __alloc_skb+0xfc/0x1e0 [ 2.375363] netlink_sendmsg+0x1be/0x3e0 [ 2.375394] ____sys_sendmsg+0x132/0x260 [ 2.375437] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.375485] ___sys_sendmsg+0x87/0xd0 [ 2.375520] ? do_wp_page+0x369/0xe90 [ 2.375561] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.375611] ? fsnotify_grab_connector+0x48/0x80 [ 2.375660] ? fsnotify_destroy_marks+0x29/0x150 [ 2.375704] __sys_sendmsg+0x71/0xd0 [ 2.375740] do_syscall_64+0xa4/0xfd0 [ 2.375776] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.375828] RIP: 0033:0x7f8397c751d7 [ 2.375869] 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 [ 2.376028] RSP: 002b:00007ffdc1b6b748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.376093] RAX: ffffffffffffffda RBX: 00007ffdc1b6be70 RCX: 00007f8397c751d7 [ 2.376155] RDX: 0000000000000000 RSI: 00007ffdc1b6b7b0 RDI: 0000000000000005 [ 2.376218] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 2.376282] R10: 0000000001a31910 R11: 0000000000000246 R12: 0000000000000003 [ 2.376340] R13: 00000000691cd253 R14: 0000000000499600 R15: 0000000000000000 [ 2.376416] [ 2.376433] Modules linked in: ip_gre gre sch_ingress vrf veth [ 2.376492] CR2: 0000000000000000 [ 2.376519] ---[ end trace 0000000000000000 ]--- [ 2.376564] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.376614] 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 [ 2.376748] RSP: 0018:ffffa4f94029b628 EFLAGS: 00010046 [ 2.376793] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000004 [ 2.376872] RDX: ffffa4f94029b660 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.376935] RBP: ffffa4f94029b660 R08: 0000000000000400 R09: 0000000000000001 [ 2.377014] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2.377072] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.377137] FS: 00007f8397aa7800(0000) GS:ffff94269ee5a000(0000) knlGS:0000000000000000 [ 2.377206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.377263] CR2: 0000000000000000 CR3: 0000000006286006 CR4: 0000000000772ef0 [ 2.377329] PKRU: 55555554 [ 2.377357] note: ip[308] exited with irqs disabled [ 2.377619] ip (308) used greatest stack depth: 11448 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr