[ 1.752418] ip (248) used greatest stack depth: 12328 bytes left [ 2.135387] 8021q: 802.1Q VLAN Support v1.8 [ 2.562704] gre: GRE over IPv4 demultiplexer driver [ 2.564541] ip_gre: GRE over IPv4 tunneling driver [ 2.675419] lag: Mode changed to "loadbalance" [ 2.689198] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 2.689276] #PF: supervisor write access in kernel mode [ 2.689316] #PF: error_code(0x0002) - not-present page [ 2.689356] PGD 708d067 P4D 708d067 PUD 70cc067 PMD 0 [ 2.689397] Oops: Oops: 0002 [#1] SMP [ 2.689426] CPU: 2 UID: 0 PID: 351 Comm: ip Not tainted 6.18.0-rc5-virtme #1 PREEMPT(voluntary) [ 2.689497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.689549] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.689597] 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 [ 2.689735] RSP: 0018:ffffc08b0026b6b8 EFLAGS: 00010046 [ 2.689775] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 2.689825] RDX: ffffc08b0026b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.689882] RBP: ffffc08b0026b6f0 R08: ffff9ae841396473 R09: 0000000000000002 [ 2.689932] R10: ffff9ae87ed28640 R11: ffff9ae841395c90 R12: 0000000000000000 [ 2.690010] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.690079] FS: 00007f3566f1e800(0000) GS:ffff9ae8bf2da000(0000) knlGS:0000000000000000 [ 2.690132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.690183] CR2: 0000000000000000 CR3: 0000000007040005 CR4: 0000000000772ef0 [ 2.690246] PKRU: 55555554 [ 2.690268] Call Trace: [ 2.690285] [ 2.690306] __cancel_work+0x29/0xe0 [ 2.690340] ? linkwatch_urgent_event+0x2f/0xb0 [ 2.690381] __cancel_work_sync+0x16/0x80 [ 2.690409] __dev_close_many+0x11b/0x280 [ 2.690441] __dev_change_flags+0xed/0x220 [ 2.690468] netif_change_flags+0x25/0x60 [ 2.690509] do_setlink.constprop.0+0x2fe/0x1120 [ 2.690548] ? __nla_validate_parse+0x5d/0xe70 [ 2.690587] ? __kmalloc_cache_noprof+0x3a5/0x4b0 [ 2.690627] rtnl_newlink+0x7fa/0xbc0 [ 2.690662] ? virtio_fs_enqueue_req+0x352/0x570 [ 2.690720] ? netdev_run_todo+0x63/0x550 [ 2.690748] ? rtnl_setlink+0x2c0/0x2c0 [ 2.690780] rtnetlink_rcv_msg+0x358/0x400 [ 2.690814] ? get_page_from_freelist+0x15b4/0x1770 [ 2.690851] ? rtnl_calcit.isra.0+0x110/0x110 [ 2.690886] netlink_rcv_skb+0x57/0x100 [ 2.690922] netlink_unicast+0x252/0x380 [ 2.690946] ? __alloc_skb+0xfc/0x1e0 [ 2.690977] netlink_sendmsg+0x1be/0x3e0 [ 2.691013] ____sys_sendmsg+0x132/0x260 [ 2.691041] ? copy_msghdr_from_user+0x6c/0xa0 [ 2.691091] ___sys_sendmsg+0x87/0xd0 [ 2.691119] ? do_wp_page+0x369/0xe90 [ 2.691150] ? ___pte_offset_map+0x1b/0xd0 [ 2.691179] ? nfulnl_rcv_nl_event+0x36/0xa0 [ 2.691214] ? fsnotify_grab_connector+0x48/0x80 [ 2.691256] ? fsnotify_destroy_marks+0x29/0x150 [ 2.691292] __sys_sendmsg+0x71/0xd0 [ 2.691320] do_syscall_64+0xa4/0xfd0 [ 2.691348] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2.691383] RIP: 0033:0x7f35670ec1d7 [ 2.691410] 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 [ 2.691526] RSP: 002b:00007fffce970138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.691575] RAX: ffffffffffffffda RBX: 00007fffce970860 RCX: 00007f35670ec1d7 [ 2.691619] RDX: 0000000000000000 RSI: 00007fffce9701a0 RDI: 0000000000000005 [ 2.691663] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 2.691724] R10: 00007f3566fe8f60 R11: 0000000000000246 R12: 0000000000000003 [ 2.691773] R13: 00000000691cd260 R14: 0000000000499600 R15: 0000000000000000 [ 2.691818] [ 2.691837] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth [ 2.691893] CR2: 0000000000000000 [ 2.691920] ---[ end trace 0000000000000000 ]--- [ 2.691955] RIP: 0010:work_grab_pending+0x2f/0x1b0 [ 2.691991] 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 [ 2.692117] RSP: 0018:ffffc08b0026b6b8 EFLAGS: 00010046 [ 2.692153] RAX: 0000000000000246 RBX: 0000000000000000 RCX: 0000000000000800 [ 2.692202] RDX: ffffc08b0026b6f0 RSI: 0000000000000000 RDI: 0000000000000000 [ 2.692254] RBP: ffffc08b0026b6f0 R08: ffff9ae841396473 R09: 0000000000000002 [ 2.692297] R10: ffff9ae87ed28640 R11: ffff9ae841395c90 R12: 0000000000000000 [ 2.692347] R13: 0000000000000000 R14: 0000000000000020 R15: 0000000000000001 [ 2.692392] FS: 00007f3566f1e800(0000) GS:ffff9ae8bf2da000(0000) knlGS:0000000000000000 [ 2.692441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.692479] CR2: 0000000000000000 CR3: 0000000007040005 CR4: 0000000000772ef0 [ 2.692528] PKRU: 55555554 [ 2.692548] note: ip[351] exited with irqs disabled [ 2.693301] ip (351) used greatest stack depth: 11592 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr